Update version for 8.1.4 release

Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

.b4-config

@@ -1,13 +0,0 @@
-#
-# Common b4 settings that can be used to send patches to QEMU upstream.
-# https://b4.docs.kernel.org/
-#
-
-[b4]
-    send-series-to = qemu-devel@nongnu.org
-    send-auto-to-cmd = echo
-    send-auto-cc-cmd = scripts/get_maintainer.pl --noroles --norolestats --nogit --nogit-fallback
-    am-perpatch-check-cmd = scripts/checkpatch.pl -q --terse --no-summary --mailback -
-    prep-perpatch-check-cmd = scripts/checkpatch.pl -q --terse --no-summary --mailback -
-    searchmask = https://lore.kernel.org/qemu-devel/?x=m&t=1&q=%s
-    linkmask = https://lore.kernel.org/qemu-devel/%s

.editorconfig

@@ -47,16 +47,3 @@ emacs_mode = glsl
 [*.json]
 indent_style = space
 emacs_mode = python
-
-# by default follow QEMU's style
-[*.pl]
-indent_style = space
-indent_size = 4
-emacs_mode = perl
-
-# but user kernel "style" for imported scripts
-[scripts/{kernel-doc,get_maintainer.pl,checkpatch.pl}]
-indent_style = tab
-indent_size = 8
-emacs_mode = perl
-

.gitattributes

@@ -2,8 +2,3 @@
 *.h.inc         diff=c
 *.m             diff=objc
 *.py            diff=python
-*.rs            diff=rust
-*.rs.inc        diff=rust
-Cargo.lock      diff=toml merge=binary
-
-*.patch         -text -whitespace

.gitlab-ci.d/base.yml

@@ -24,10 +24,6 @@ variables:
     # Each script line from will be in a collapsible section in the job output
     # and show the duration of each line.
     FF_SCRIPT_SECTIONS: 1
-    # The project has a fairly fat GIT repo so we try and avoid bringing in things
-    # we don't need. The --filter options avoid blobs and tree references we aren't going to use
-    # and we also avoid fetching tags.
-    GIT_FETCH_EXTRA_FLAGS: --filter=blob:none --filter=tree:0 --no-tags --prune --quiet
 
   interruptible: true
 
@@ -45,10 +41,6 @@ variables:
     - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_COMMIT_TAG'
       when: never
 
-    # Scheduled runs on mainline don't get pipelines except for the special Coverity job
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_PIPELINE_SOURCE == "schedule"'
-      when: never
-
     # Cirrus jobs can't run unless the creds / target repo are set
     - if: '$QEMU_JOB_CIRRUS && ($CIRRUS_GITHUB_REPO == null || $CIRRUS_API_TOKEN == null)'
       when: never
@@ -69,10 +61,14 @@ variables:
     - if: '$QEMU_CI != "1" && $QEMU_CI != "2" && $CI_PROJECT_NAMESPACE != $QEMU_CI_UPSTREAM'
       when: never
 
+    # Avocado jobs don't run in forks unless $QEMU_CI_AVOCADO_TESTING is set
+    - if: '$QEMU_JOB_AVOCADO && $QEMU_CI_AVOCADO_TESTING != "1" && $CI_PROJECT_NAMESPACE != $QEMU_CI_UPSTREAM'
+      when: never
+
 
     #############################################################
     # Stage 2: fine tune execution of jobs in specific scenarios
-    # where the catch all logic is inappropriate
+    # where the catch all logic is inapprorpaite
     #############################################################
 
     # Optional jobs should not be run unless manually triggered
@@ -97,8 +93,8 @@ variables:
       when: manual
       allow_failure: true
 
-    # Functional jobs can be manually started in forks
-    - if: '$QEMU_JOB_FUNCTIONAL && $QEMU_CI_FUNCTIONAL != "1" && $CI_PROJECT_NAMESPACE != $QEMU_CI_UPSTREAM'
+    # Avocado jobs can be manually start in forks if $QEMU_CI_AVOCADO_TESTING is unset
+    - if: '$QEMU_JOB_AVOCADO && $CI_PROJECT_NAMESPACE != $QEMU_CI_UPSTREAM'
       when: manual
       allow_failure: true
 
@@ -124,7 +120,7 @@ variables:
       when: manual
 
     # Jobs can run if any jobs they depend on were successful
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_COMMIT_BRANCH =~ /staging-[[:digit:]]+\.[[:digit:]]/'
+    - if: '$QEMU_JOB_SKIPPED && $CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_COMMIT_BRANCH =~ /staging-[[:digit:]]+\.[[:digit:]]/'
       when: on_success
       variables:
         QEMU_CI_CONTAINER_TAG: $CI_COMMIT_REF_SLUG

.gitlab-ci.d/buildtest-template.yml

@@ -2,29 +2,12 @@
   extends: .base_job_template
   stage: build
   image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:$QEMU_CI_CONTAINER_TAG
-  cache:
-    paths:
-      - ccache
-    key: "$CI_JOB_NAME"
-    when: always
   before_script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start setup "Pre-script setup"
     - JOBS=$(expr $(nproc) + 1)
-    - cat /packages.txt
-    - section_end setup
   script:
-    - export CCACHE_BASEDIR="$(pwd)"
-    - export CCACHE_DIR="$CCACHE_BASEDIR/ccache"
-    - export CCACHE_MAXSIZE="500M"
-    - export PATH="$CCACHE_WRAPPERSDIR:$PATH"
-    - du -sh .git
     - mkdir build
     - cd build
-    - ccache --zero-stats
-    - section_start configure "Running configure"
     - ../configure --enable-werror --disable-docs --enable-fdt=system
-          --disable-debug-info
           ${TARGETS:+--target-list="$TARGETS"}
           $CONFIGURE_ARGS ||
       { cat config.log meson-logs/meson-log.txt && exit 1; }
@@ -32,17 +15,11 @@
       then
         pyvenv/bin/meson configure . -Dbackend_max_links="$LD_JOBS" ;
       fi || exit 1;
-    - section_end configure
-    - section_start build "Building QEMU"
-    - $MAKE -j"$JOBS"
-    - section_end build
-    - section_start test "Running tests"
+    - make -j"$JOBS"
     - if test -n "$MAKE_CHECK_ARGS";
       then
-        $MAKE -j"$JOBS" $MAKE_CHECK_ARGS ;
+        make -j"$JOBS" $MAKE_CHECK_ARGS ;
       fi
-    - section_end test
-    - ccache --show-stats
 
 # We jump some hoops in common_test_job_template to avoid
 # rebuilding all the object files we skip in the artifacts
@@ -56,30 +33,22 @@
     exclude:
       - build/**/*.p
       - build/**/*.a.p
+      - build/**/*.fa.p
       - build/**/*.c.o
       - build/**/*.c.o.d
+      - build/**/*.fa
 
 .common_test_job_template:
   extends: .base_job_template
   stage: test
   image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:$QEMU_CI_CONTAINER_TAG
   script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start buildenv "Setting up to run tests"
     - scripts/git-submodule.sh update roms/SLOF
-    - build/pyvenv/bin/meson subprojects download $(cd build/subprojects && echo *)
+    - meson subprojects download $(cd build/subprojects && echo *)
     - cd build
     - find . -type f -exec touch {} +
     # Avoid recompiling by hiding ninja with NINJA=":"
-    # We also have to pre-cache the functional tests manually in this case
-    - if [ "x${QEMU_TEST_CACHE_DIR}" != "x" ]; then
-        $MAKE precache-functional ;
-      fi
-    - section_end buildenv
-    - section_start test "Running tests"
-    # doctests need all the compilation artifacts
-    - $MAKE NINJA=":" MTESTARGS="--no-suite doc" $MAKE_CHECK_ARGS
-    - section_end test
+    - make NINJA=":" $MAKE_CHECK_ARGS
 
 .native_test_job_template:
   extends: .common_test_job_template
@@ -92,12 +61,12 @@
     reports:
       junit: build/meson-logs/testlog.junit.xml
 
-.functional_test_job_template:
+.avocado_test_job_template:
   extends: .common_test_job_template
   cache:
     key: "${CI_JOB_NAME}-cache"
     paths:
-      - ${CI_PROJECT_DIR}/functional-cache
+      - ${CI_PROJECT_DIR}/avocado-cache
     policy: pull-push
   artifacts:
     name: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
@@ -106,41 +75,21 @@
     paths:
       - build/tests/results/latest/results.xml
       - build/tests/results/latest/test-results
-      - build/tests/functional/*/*/*.log
     reports:
       junit: build/tests/results/latest/results.xml
   before_script:
-    - export QEMU_TEST_ALLOW_UNTRUSTED_CODE=1
-    - export QEMU_TEST_CACHE_DIR=${CI_PROJECT_DIR}/functional-cache
+    - mkdir -p ~/.config/avocado
+    - echo "[datadir.paths]" > ~/.config/avocado/avocado.conf
+    - echo "cache_dirs = ['${CI_PROJECT_DIR}/avocado-cache']"
+           >> ~/.config/avocado/avocado.conf
+    - echo -e '[job.output.testlogs]\nstatuses = ["FAIL", "INTERRUPT"]'
+           >> ~/.config/avocado/avocado.conf
+    - if [ -d ${CI_PROJECT_DIR}/avocado-cache ]; then
+        du -chs ${CI_PROJECT_DIR}/avocado-cache ;
+      fi
+    - export AVOCADO_ALLOW_UNTRUSTED_CODE=1
   after_script:
     - cd build
-    - du -chs ${CI_PROJECT_DIR}/*-cache
+    - du -chs ${CI_PROJECT_DIR}/avocado-cache
   variables:
-    QEMU_JOB_FUNCTIONAL: 1
-
-.wasm_build_job_template:
-  extends: .base_job_template
-  stage: build
-  image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:$QEMU_CI_CONTAINER_TAG
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start setup "Pre-script setup"
-    - JOBS=$(expr $(nproc) + 1)
-    - section_end setup
-  script:
-    - du -sh .git
-    - mkdir build
-    - cd build
-    - section_start configure "Running configure"
-    - emconfigure ../configure --disable-docs
-          ${TARGETS:+--target-list="$TARGETS"}
-          $CONFIGURE_ARGS ||
-      { cat config.log meson-logs/meson-log.txt && exit 1; }
-    - if test -n "$LD_JOBS";
-      then
-        pyvenv/bin/meson configure . -Dbackend_max_links="$LD_JOBS" ;
-      fi || exit 1;
-    - section_end configure
-    - section_start build "Building QEMU"
-    - emmake make -j"$JOBS"
-    - section_end build
+    QEMU_JOB_AVOCADO: 1

.gitlab-ci.d/buildtest.yml

@@ -22,14 +22,14 @@ check-system-alpine:
     IMAGE: alpine
     MAKE_CHECK_ARGS: check-unit check-qtest
 
-functional-system-alpine:
-  extends: .functional_test_job_template
+avocado-system-alpine:
+  extends: .avocado_test_job_template
   needs:
     - job: build-system-alpine
       artifacts: true
   variables:
     IMAGE: alpine
-    MAKE_CHECK_ARGS: check-functional
+    MAKE_CHECK_ARGS: check-avocado
 
 build-system-ubuntu:
   extends:
@@ -39,9 +39,10 @@ build-system-ubuntu:
     job: amd64-ubuntu2204-container
   variables:
     IMAGE: ubuntu2204
-    CONFIGURE_ARGS: --enable-docs --enable-rust
-    TARGETS: alpha-softmmu microblazeel-softmmu mips64el-softmmu
-    MAKE_CHECK_ARGS: check-build check-doc
+    CONFIGURE_ARGS: --enable-docs
+    TARGETS: alpha-softmmu cris-softmmu hppa-softmmu
+      microblazeel-softmmu mips64el-softmmu
+    MAKE_CHECK_ARGS: check-build
 
 check-system-ubuntu:
   extends: .native_test_job_template
@@ -52,14 +53,14 @@ check-system-ubuntu:
     IMAGE: ubuntu2204
     MAKE_CHECK_ARGS: check
 
-functional-system-ubuntu:
-  extends: .functional_test_job_template
+avocado-system-ubuntu:
+  extends: .avocado_test_job_template
   needs:
     - job: build-system-ubuntu
       artifacts: true
   variables:
     IMAGE: ubuntu2204
-    MAKE_CHECK_ARGS: check-functional
+    MAKE_CHECK_ARGS: check-avocado
 
 build-system-debian:
   extends:
@@ -68,10 +69,10 @@ build-system-debian:
   needs:
     job: amd64-debian-container
   variables:
-    IMAGE: debian
-    CONFIGURE_ARGS: --with-coroutine=sigaltstack --enable-rust
+    IMAGE: debian-amd64
+    CONFIGURE_ARGS: --with-coroutine=sigaltstack
     TARGETS: arm-softmmu i386-softmmu riscv64-softmmu sh4eb-softmmu
-      sparc-softmmu xtensa-softmmu
+      sparc-softmmu xtensaeb-softmmu
     MAKE_CHECK_ARGS: check-build
 
 check-system-debian:
@@ -80,17 +81,17 @@ check-system-debian:
     - job: build-system-debian
       artifacts: true
   variables:
-    IMAGE: debian
+    IMAGE: debian-amd64
     MAKE_CHECK_ARGS: check
 
-functional-system-debian:
-  extends: .functional_test_job_template
+avocado-system-debian:
+  extends: .avocado_test_job_template
   needs:
     - job: build-system-debian
       artifacts: true
   variables:
-    IMAGE: debian
-    MAKE_CHECK_ARGS: check-functional
+    IMAGE: debian-amd64
+    MAKE_CHECK_ARGS: check-avocado
 
 crash-test-debian:
   extends: .native_test_job_template
@@ -98,11 +99,11 @@ crash-test-debian:
     - job: build-system-debian
       artifacts: true
   variables:
-    IMAGE: debian
+    IMAGE: debian-amd64
   script:
     - cd build
     - make NINJA=":" check-venv
-    - pyvenv/bin/python3 scripts/device-crash-test -q --tcg-only ./qemu-system-i386
+    - tests/venv/bin/python3 scripts/device-crash-test -q --tcg-only ./qemu-system-i386
 
 build-system-fedora:
   extends:
@@ -112,24 +113,10 @@ build-system-fedora:
     job: amd64-fedora-container
   variables:
     IMAGE: fedora
-    CONFIGURE_ARGS: --disable-gcrypt --enable-nettle --enable-docs --enable-crypto-afalg --enable-rust
-    TARGETS: microblaze-softmmu mips-softmmu
+    CONFIGURE_ARGS: --disable-gcrypt --enable-nettle --enable-docs
+    TARGETS: tricore-softmmu microblaze-softmmu mips-softmmu
       xtensa-softmmu m68k-softmmu riscv32-softmmu ppc-softmmu sparc64-softmmu
-    MAKE_CHECK_ARGS: check-build check-doc
-
-build-system-fedora-rust-nightly:
-  extends:
-    - .native_build_job_template
-    - .native_build_artifact_template
-  needs:
-    job: amd64-fedora-rust-nightly-container
-  variables:
-    IMAGE: fedora-rust-nightly
-    CONFIGURE_ARGS: --disable-docs --enable-rust --enable-strict-rust-lints
-    TARGETS: aarch64-softmmu
-    MAKE_CHECK_ARGS: check-build check-doc
-
-  allow_failure: true
+    MAKE_CHECK_ARGS: check-build
 
 check-system-fedora:
   extends: .native_test_job_template
@@ -140,14 +127,14 @@ check-system-fedora:
     IMAGE: fedora
     MAKE_CHECK_ARGS: check
 
-functional-system-fedora:
-  extends: .functional_test_job_template
+avocado-system-fedora:
+  extends: .avocado_test_job_template
   needs:
     - job: build-system-fedora
       artifacts: true
   variables:
     IMAGE: fedora
-    MAKE_CHECK_ARGS: check-functional
+    MAKE_CHECK_ARGS: check-avocado
 
 crash-test-fedora:
   extends: .native_test_job_template
@@ -159,115 +146,40 @@ crash-test-fedora:
   script:
     - cd build
     - make NINJA=":" check-venv
-    - pyvenv/bin/python3 scripts/device-crash-test -q ./qemu-system-ppc
-    - pyvenv/bin/python3 scripts/device-crash-test -q ./qemu-system-riscv32
+    - tests/venv/bin/python3 scripts/device-crash-test -q ./qemu-system-ppc
+    - tests/venv/bin/python3 scripts/device-crash-test -q ./qemu-system-riscv32
 
 build-system-centos:
   extends:
     - .native_build_job_template
     - .native_build_artifact_template
   needs:
-    job: amd64-centos9-container
+    job: amd64-centos8-container
   variables:
-    IMAGE: centos9
+    IMAGE: centos8
     CONFIGURE_ARGS: --disable-nettle --enable-gcrypt --enable-vfio-user-server
       --enable-modules --enable-trace-backends=dtrace --enable-docs
     TARGETS: ppc64-softmmu or1k-softmmu s390x-softmmu
-      x86_64-softmmu rx-softmmu sh4-softmmu
+      x86_64-softmmu rx-softmmu sh4-softmmu nios2-softmmu
     MAKE_CHECK_ARGS: check-build
 
-# Previous QEMU release. Used for cross-version migration tests.
-build-previous-qemu:
-  extends: .native_build_job_template
-  artifacts:
-    when: on_success
-    expire_in: 2 days
-    paths:
-      - build-previous/qemu-bundle
-      - build-previous/qemu-system-aarch64
-      - build-previous/qemu-system-x86_64
-      - build-previous/tests/qtest/migration-test
-      - build-previous/scripts
-  needs:
-    job: amd64-opensuse-leap-container
-  variables:
-    IMAGE: opensuse-leap
-    TARGETS: x86_64-softmmu aarch64-softmmu
-    # Override the default flags as we need more to grab the old version
-    GIT_FETCH_EXTRA_FLAGS: --prune --quiet
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    # Skip if this series contains the release bump commit. During the
-    # release process there might be a window of commits when the
-    # version tag is not yet present in the remote and git fetch would
-    # fail.
-    - if grep -q "\.0$" VERSION; then exit 0; fi
-    - export QEMU_PREV_VERSION="$(sed 's/\([0-9.]*\)\.[0-9]*/v\1.0/' VERSION)"
-    - git remote add upstream https://gitlab.com/qemu-project/qemu
-    - git fetch upstream refs/tags/$QEMU_PREV_VERSION:refs/tags/$QEMU_PREV_VERSION
-    - git checkout $QEMU_PREV_VERSION
-  after_script:
-    - mv build build-previous
-
-.migration-compat-common:
-  extends: .common_test_job_template
-  needs:
-    - job: build-previous-qemu
-    - job: build-system-opensuse
-  # The old QEMU could have bugs unrelated to migration that are
-  # already fixed in the current development branch, so this test
-  # might fail.
-  allow_failure: true
-  variables:
-    IMAGE: opensuse-leap
-    MAKE_CHECK_ARGS: check-build
-  script:
-    # Skip for round release numbers, this job is only relevant for
-    # testing a development tree.
-    - if grep -q "\.0$" VERSION; then exit 0; fi
-    # Use the migration-tests from the older QEMU tree. This avoids
-    # testing an old QEMU against new features/tests that it is not
-    # compatible with.
-    - cd build-previous
-    # old to new
-    - QTEST_QEMU_BINARY_SRC=./qemu-system-${TARGET}
-          QTEST_QEMU_BINARY=../build/qemu-system-${TARGET} ./tests/qtest/migration-test
-    # new to old
-    - QTEST_QEMU_BINARY_DST=./qemu-system-${TARGET}
-          QTEST_QEMU_BINARY=../build/qemu-system-${TARGET} ./tests/qtest/migration-test
-
-# This job needs to be disabled until we can have an aarch64 CPU model that
-# will both (1) support both KVM and TCG, and (2) provide a stable ABI.
-# Currently only "-cpu max" can provide (1), however it doesn't guarantee
-# (2).  Mark this test skipped until later.
-migration-compat-aarch64:
-  extends: .migration-compat-common
-  variables:
-    TARGET: aarch64
-    QEMU_JOB_SKIPPED: 1
-
-migration-compat-x86_64:
-  extends: .migration-compat-common
-  variables:
-    TARGET: x86_64
-
 check-system-centos:
   extends: .native_test_job_template
   needs:
     - job: build-system-centos
       artifacts: true
   variables:
-    IMAGE: centos9
+    IMAGE: centos8
     MAKE_CHECK_ARGS: check
 
-functional-system-centos:
-  extends: .functional_test_job_template
+avocado-system-centos:
+  extends: .avocado_test_job_template
   needs:
     - job: build-system-centos
       artifacts: true
   variables:
-    IMAGE: centos9
-    MAKE_CHECK_ARGS: check-functional
+    IMAGE: centos8
+    MAKE_CHECK_ARGS: check-avocado
 
 build-system-opensuse:
   extends:
@@ -289,44 +201,15 @@ check-system-opensuse:
     IMAGE: opensuse-leap
     MAKE_CHECK_ARGS: check
 
-functional-system-opensuse:
-  extends: .functional_test_job_template
+avocado-system-opensuse:
+  extends: .avocado_test_job_template
   needs:
     - job: build-system-opensuse
       artifacts: true
   variables:
     IMAGE: opensuse-leap
-    MAKE_CHECK_ARGS: check-functional
+    MAKE_CHECK_ARGS: check-avocado
 
-#
-# Flaky tests. We don't run these by default and they are allow fail
-# but often the CI system is the only way to trigger the failures.
-#
-
-build-system-flaky:
-  extends:
-    - .native_build_job_template
-    - .native_build_artifact_template
-  needs:
-    job: amd64-debian-container
-  variables:
-    IMAGE: debian
-    QEMU_JOB_OPTIONAL: 1
-    TARGETS: aarch64-softmmu arm-softmmu mips64el-softmmu
-      ppc64-softmmu rx-softmmu s390x-softmmu sh4-softmmu x86_64-softmmu
-    MAKE_CHECK_ARGS: check-build
-
-functional-system-flaky:
-  extends: .functional_test_job_template
-  needs:
-    - job: build-system-flaky
-      artifacts: true
-  allow_failure: true
-  variables:
-    IMAGE: debian
-    MAKE_CHECK_ARGS: check-functional
-    QEMU_JOB_OPTIONAL: 1
-    QEMU_TEST_FLAKY_TESTS: 1
 
 # This jobs explicitly disable TCG (--disable-tcg), KVM is detected by
 # the configure script. The container doesn't contain Xen headers so
@@ -338,9 +221,9 @@ functional-system-flaky:
 build-tcg-disabled:
   extends: .native_build_job_template
   needs:
-    job: amd64-centos9-container
+    job: amd64-centos8-container
   variables:
-    IMAGE: centos9
+    IMAGE: centos8
   script:
     - mkdir build
     - cd build
@@ -353,13 +236,11 @@ build-tcg-disabled:
     - cd tests/qemu-iotests/
     - ./check -raw 001 002 003 004 005 008 009 010 011 012 021 025 032 033 048
             052 063 077 086 101 104 106 113 148 150 151 152 157 159 160 163
-            170 171 184 192 194 208 221 226 227 236 253 277 image-fleecing
+            170 171 183 184 192 194 208 221 226 227 236 253 277 image-fleecing
     - ./check -qcow2 028 051 056 057 058 065 068 082 085 091 095 096 102 122
             124 132 139 142 144 145 151 152 155 157 165 194 196 200 202
             208 209 216 218 227 234 246 247 248 250 254 255 257 258
             260 261 262 263 264 270 272 273 277 279 image-fleecing
-    - cd ../..
-    - make distclean
 
 build-user:
   extends: .native_build_job_template
@@ -368,7 +249,6 @@ build-user:
   variables:
     IMAGE: debian-all-test-cross
     CONFIGURE_ARGS: --disable-tools --disable-system
-      --target-list-exclude=alpha-linux-user,sh4-linux-user
     MAKE_CHECK_ARGS: check-tcg
 
 build-user-static:
@@ -378,18 +258,6 @@ build-user-static:
   variables:
     IMAGE: debian-all-test-cross
     CONFIGURE_ARGS: --disable-tools --disable-system --static
-      --target-list-exclude=alpha-linux-user,sh4-linux-user
-    MAKE_CHECK_ARGS: check-tcg
-
-# targets stuck on older compilers
-build-legacy:
-  extends: .native_build_job_template
-  needs:
-    job: amd64-debian-legacy-cross-container
-  variables:
-    IMAGE: debian-legacy-test-cross
-    TARGETS: alpha-linux-user alpha-softmmu sh4-linux-user
-    CONFIGURE_ARGS: --disable-tools
     MAKE_CHECK_ARGS: check-tcg
 
 build-user-hexagon:
@@ -402,9 +270,7 @@ build-user-hexagon:
     CONFIGURE_ARGS: --disable-tools --disable-docs --enable-debug-tcg
     MAKE_CHECK_ARGS: check-tcg
 
-# Build the softmmu targets we have check-tcg tests and compilers in
-# our omnibus all-test-cross container. Those targets that haven't got
-# Debian cross compiler support need to use special containers.
+# Only build the softmmu targets we have check-tcg tests for
 build-some-softmmu:
   extends: .native_build_job_template
   needs:
@@ -412,18 +278,7 @@ build-some-softmmu:
   variables:
     IMAGE: debian-all-test-cross
     CONFIGURE_ARGS: --disable-tools --enable-debug
-    TARGETS: arm-softmmu aarch64-softmmu i386-softmmu riscv64-softmmu
-      s390x-softmmu x86_64-softmmu
-    MAKE_CHECK_ARGS: check-tcg
-
-build-loongarch64:
-  extends: .native_build_job_template
-  needs:
-    job: loongarch-debian-cross-container
-  variables:
-    IMAGE: debian-loongarch-cross
-    CONFIGURE_ARGS: --disable-tools --enable-debug
-    TARGETS: loongarch64-linux-user loongarch64-softmmu
+    TARGETS: xtensa-softmmu arm-softmmu aarch64-softmmu alpha-softmmu
     MAKE_CHECK_ARGS: check-tcg
 
 # We build tricore in a very minimal tricore only container
@@ -443,8 +298,8 @@ clang-system:
     job: amd64-fedora-container
   variables:
     IMAGE: fedora
-    CONFIGURE_ARGS: --cc=clang --cxx=clang++ --enable-ubsan
-      --extra-cflags=-fno-sanitize-recover=undefined
+    CONFIGURE_ARGS: --cc=clang --cxx=clang++
+      --extra-cflags=-fsanitize=undefined --extra-cflags=-fno-sanitize-recover=undefined
     TARGETS: alpha-softmmu arm-softmmu m68k-softmmu mips64-softmmu s390x-softmmu
     MAKE_CHECK_ARGS: check-qtest check-tcg
 
@@ -455,9 +310,9 @@ clang-user:
   timeout: 70m
   variables:
     IMAGE: debian-all-test-cross
-    CONFIGURE_ARGS: --cc=clang --cxx=clang++ --disable-system --enable-ubsan
-      --target-list-exclude=alpha-linux-user,microblazeel-linux-user,aarch64_be-linux-user,i386-linux-user,m68k-linux-user,mipsn32el-linux-user,xtensaeb-linux-user
-      --extra-cflags=-fno-sanitize-recover=undefined
+    CONFIGURE_ARGS: --cc=clang --cxx=clang++ --disable-system
+      --target-list-exclude=microblazeel-linux-user,aarch64_be-linux-user,i386-linux-user,m68k-linux-user,mipsn32el-linux-user,xtensaeb-linux-user
+      --extra-cflags=-fsanitize=undefined --extra-cflags=-fno-sanitize-recover=undefined
     MAKE_CHECK_ARGS: check-unit check-tcg
 
 # Set LD_JOBS=1 because this requires LTO and ld consumes a large amount of memory.
@@ -467,8 +322,8 @@ clang-user:
 # Since slirp callbacks are used in QEMU Timers, we cannot use libslirp with
 # CFI builds, and thus have to disable it here.
 #
-# Split in three sets of build/check/functional to limit the execution time
-# of each job
+# Split in three sets of build/check/avocado to limit the execution time of each
+# job
 build-cfi-aarch64:
   extends:
     - .native_build_job_template
@@ -498,14 +353,14 @@ check-cfi-aarch64:
     IMAGE: fedora
     MAKE_CHECK_ARGS: check
 
-functional-cfi-aarch64:
-  extends: .functional_test_job_template
+avocado-cfi-aarch64:
+  extends: .avocado_test_job_template
   needs:
     - job: build-cfi-aarch64
       artifacts: true
   variables:
     IMAGE: fedora
-    MAKE_CHECK_ARGS: check-functional
+    MAKE_CHECK_ARGS: check-avocado
 
 build-cfi-ppc64-s390x:
   extends:
@@ -536,14 +391,14 @@ check-cfi-ppc64-s390x:
     IMAGE: fedora
     MAKE_CHECK_ARGS: check
 
-functional-cfi-ppc64-s390x:
-  extends: .functional_test_job_template
+avocado-cfi-ppc64-s390x:
+  extends: .avocado_test_job_template
   needs:
     - job: build-cfi-ppc64-s390x
       artifacts: true
   variables:
     IMAGE: fedora
-    MAKE_CHECK_ARGS: check-functional
+    MAKE_CHECK_ARGS: check-avocado
 
 build-cfi-x86_64:
   extends:
@@ -570,14 +425,14 @@ check-cfi-x86_64:
     IMAGE: fedora
     MAKE_CHECK_ARGS: check
 
-functional-cfi-x86_64:
-  extends: .functional_test_job_template
+avocado-cfi-x86_64:
+  extends: .avocado_test_job_template
   needs:
     - job: build-cfi-x86_64
       artifacts: true
   variables:
     IMAGE: fedora
-    MAKE_CHECK_ARGS: check-functional
+    MAKE_CHECK_ARGS: check-avocado
 
 tsan-build:
   extends: .native_build_job_template
@@ -588,9 +443,6 @@ tsan-build:
     CONFIGURE_ARGS: --enable-tsan --cc=clang --cxx=clang++
           --enable-trace-backends=ust --disable-slirp
     TARGETS: x86_64-softmmu ppc64-softmmu riscv64-softmmu x86_64-linux-user
-    # Remove when we switch to a distro with clang >= 18
-    # https://github.com/google/sanitizers/issues/1716
-    MAKE: setarch -R make
 
 # gcov is a GCC features
 gcov:
@@ -632,15 +484,12 @@ build-oss-fuzz:
     - CC="clang" CXX="clang++" CFLAGS="-fsanitize=address"
       ./scripts/oss-fuzz/build.sh
     - export ASAN_OPTIONS="fast_unwind_on_malloc=0"
-    - failures=0
     - for fuzzer in $(find ./build-oss-fuzz/DEST_DIR/ -executable -type f
                       | grep -v slirp); do
         grep "LLVMFuzzerTestOneInput" ${fuzzer} > /dev/null 2>&1 || continue ;
         echo Testing ${fuzzer} ... ;
-        "${fuzzer}" -runs=1 -seed=1 || { echo "FAILED:"" ${fuzzer} exit code is $?"; failures=$(($failures+1)); };
+        "${fuzzer}" -runs=1 -seed=1 || exit 1 ;
       done
-    - echo "Number of failures:"" $failures"
-    - test $failures = 0
 
 build-tci:
   extends: .native_build_job_template
@@ -649,10 +498,10 @@ build-tci:
   variables:
     IMAGE: debian-all-test-cross
   script:
-    - TARGETS="aarch64 arm hppa m68k microblaze ppc64 s390x x86_64"
+    - TARGETS="aarch64 alpha arm hppa m68k microblaze ppc64 s390x x86_64"
     - mkdir build
     - cd build
-    - ../configure --enable-tcg-interpreter --disable-kvm --disable-docs --disable-gtk --disable-vnc
+    - ../configure --enable-tcg-interpreter --disable-docs --disable-gtk --disable-vnc
         --target-list="$(for tg in $TARGETS; do echo -n ${tg}'-softmmu '; done)"
         || { cat config.log meson-logs/meson-log.txt && exit 1; }
     - make -j"$JOBS"
@@ -670,9 +519,9 @@ build-tci:
 build-without-defaults:
   extends: .native_build_job_template
   needs:
-    job: amd64-centos9-container
+    job: amd64-centos8-container
   variables:
-    IMAGE: centos9
+    IMAGE: centos8
     CONFIGURE_ARGS:
       --without-default-devices
       --without-default-features
@@ -680,7 +529,8 @@ build-without-defaults:
       --disable-pie
       --disable-qom-cast-debug
       --disable-strip
-      --target-list-exclude=aarch64-softmmu,microblaze-softmmu,mips64-softmmu,mipsel-softmmu,ppc64-softmmu,sh4el-softmmu,xtensa-softmmu,x86_64-softmmu
+    TARGETS: avr-softmmu mips64-softmmu s390x-softmmu sh4-softmmu
+      sparc64-softmmu hexagon-linux-user i386-linux-user s390x-linux-user
     MAKE_CHECK_ARGS: check
 
 build-libvhost-user:
@@ -706,7 +556,7 @@ build-tools-and-docs-debian:
     # when running on 'master' we use pre-existing container
     optional: true
   variables:
-    IMAGE: debian
+    IMAGE: debian-amd64
     MAKE_CHECK_ARGS: check-unit ctags TAGS cscope
     CONFIGURE_ARGS: --disable-system --disable-user --enable-docs --enable-tools
     QEMU_JOB_PUBLISH: 1
@@ -726,7 +576,7 @@ build-tools-and-docs-debian:
 # of what topic branch they're currently using
 pages:
   extends: .base_job_template
-  image: $CI_REGISTRY_IMAGE/qemu/debian:$QEMU_CI_CONTAINER_TAG
+  image: $CI_REGISTRY_IMAGE/qemu/debian-amd64:$QEMU_CI_CONTAINER_TAG
   stage: test
   needs:
     - job: build-tools-and-docs-debian
@@ -734,10 +584,7 @@ pages:
     - mkdir -p public
     # HTML-ised source tree
     - make gtags
-    # We unset variables to work around a bug in some htags versions
-    # which causes it to fail when the environment is large
-    - CI_COMMIT_MESSAGE= CI_COMMIT_TAG_MESSAGE= htags
-        -anT --tree-view=filetree -m qemu_init
+    - htags -anT --tree-view=filetree -m qemu_init
         -t "Welcome to the QEMU sourcecode"
     - mv HTML public/src
     # Project documentation
@@ -749,49 +596,3 @@ pages:
       - public
   variables:
     QEMU_JOB_PUBLISH: 1
-
-coverity:
-  image: $CI_REGISTRY_IMAGE/qemu/fedora:$QEMU_CI_CONTAINER_TAG
-  stage: build
-  allow_failure: true
-  timeout: 3h
-  needs:
-    - job: amd64-fedora-container
-      optional: true
-  before_script:
-    - dnf install -y curl wget
-  script:
-    # would be nice to cancel the job if over quota (https://gitlab.com/gitlab-org/gitlab/-/issues/256089)
-    # for example:
-    #   curl --request POST --header "PRIVATE-TOKEN: $CI_JOB_TOKEN" "${CI_SERVER_URL}/api/v4/projects/${CI_PROJECT_ID}/jobs/${CI_JOB_ID}/cancel
-    - 'scripts/coverity-scan/run-coverity-scan --check-upload-only || { exitcode=$?; if test $exitcode = 1; then
-        exit 0;
-      else
-        exit $exitcode;
-      fi; };
-      scripts/coverity-scan/run-coverity-scan --update-tools-only > update-tools.log 2>&1 || { cat update-tools.log; exit 1; };
-      scripts/coverity-scan/run-coverity-scan --no-update-tools'
-  rules:
-    - if: '$COVERITY_TOKEN == null'
-      when: never
-    - if: '$COVERITY_EMAIL == null'
-      when: never
-    # Never included on upstream pipelines, except for schedules
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_PIPELINE_SOURCE == "schedule"'
-      when: on_success
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM'
-      when: never
-    # Forks don't get any pipeline unless QEMU_CI=1 or QEMU_CI=2 is set
-    - if: '$QEMU_CI != "1" && $QEMU_CI != "2"'
-      when: never
-    # Always manual on forks even if $QEMU_CI == "2"
-    - when: manual
-
-build-wasm:
-  extends: .wasm_build_job_template
-  timeout: 2h
-  needs:
-    job: wasm-emsdk-cross-container
-  variables:
-    IMAGE: emsdk-wasm32-cross
-    CONFIGURE_ARGS: --static --disable-tools --enable-debug --enable-tcg-interpreter

.gitlab-ci.d/check-dco.py

@@ -19,9 +19,10 @@ cwd = os.getcwd()
 reponame = os.path.basename(cwd)
 repourl = "https://gitlab.com/%s/%s.git" % (namespace, reponame)
 
-print(f"adding upstream git repo @ {repourl}")
 subprocess.check_call(["git", "remote", "add", "check-dco", repourl])
-subprocess.check_call(["git", "fetch", "--refetch", "check-dco", "master"])
+subprocess.check_call(["git", "fetch", "check-dco", "master"],
+                      stdout=subprocess.DEVNULL,
+                      stderr=subprocess.DEVNULL)
 
 ancestor = subprocess.check_output(["git", "merge-base",
                                     "check-dco/master", "HEAD"],
@@ -78,10 +79,7 @@ of Origin 1.1 (DCO):
 
 To indicate acceptance of the DCO every commit must have a tag
 
-  Signed-off-by: YOUR NAME <EMAIL>
-
-where "YOUR NAME" is your commonly known identity in the context
-of the community.
+  Signed-off-by: REAL NAME <EMAIL>
 
 This can be achieved by passing the "-s" flag to the "git commit" command.
 

.gitlab-ci.d/check-patch.py

@@ -19,12 +19,13 @@ cwd = os.getcwd()
 reponame = os.path.basename(cwd)
 repourl = "https://gitlab.com/%s/%s.git" % (namespace, reponame)
 
-print(f"adding upstream git repo @ {repourl}")
 # GitLab CI environment does not give us any direct info about the
 # base for the user's branch. We thus need to figure out a common
 # ancestor between the user's branch and current git master.
 subprocess.check_call(["git", "remote", "add", "check-patch", repourl])
-subprocess.check_call(["git", "fetch", "--refetch", "check-patch", "master"])
+subprocess.check_call(["git", "fetch", "check-patch", "master"],
+                      stdout=subprocess.DEVNULL,
+                      stderr=subprocess.DEVNULL)
 
 ancestor = subprocess.check_output(["git", "merge-base",
                                     "check-patch/master", "HEAD"],

.gitlab-ci.d/check-units.py

@@ -1,71 +0,0 @@
-#!/usr/bin/env python3
-#
-# check-units.py: check the number of compilation units and identify
-#                 those that are rebuilt multiple times
-#
-# Copyright (C) 2025 Linaro Ltd.
-#
-# SPDX-License-Identifier: GPL-2.0-or-later
-
-from os import access, R_OK, path
-from sys import exit
-import json
-import argparse
-from pathlib import Path
-from collections import Counter
-
-
-def extract_build_units(cc_path):
-    """
-    Extract the build units and their counds from compile_commands.json file.
-
-    Returns:
-        Hash table of ["unit"] = count
-    """
-
-    j = json.load(open(cc_path, 'r'))
-    files = [f['file'] for f in j]
-    build_units = Counter(files)
-
-    return build_units
-
-
-def analyse_units(build_units, top_n):
-    """
-    Analyse the build units and report stats and the top 10 rebuilds
-    """
-
-    print(f"Total source files: {len(build_units.keys())}")
-    print(f"Total build units: {sum(units.values())}")
-
-    # Create a sorted list by number of rebuilds
-    sorted_build_units = sorted(build_units.items(),
-                                key=lambda item: item[1],
-                                reverse=True)
-
-    print("Most rebuilt units:")
-    for unit, count in sorted_build_units[:top_n]:
-        print(f"  {unit} built {count} times")
-
-    print("Least rebuilt units:")
-    for unit, count in sorted_build_units[-10:]:
-        print(f"  {unit} built {count} times")
-
-
-if __name__ == "__main__":
-    parser = argparse.ArgumentParser(
-        description="analyse number of build units in compile_commands.json")
-    parser.add_argument("cc_path", type=Path, default=None,
-                        help="Path to compile_commands.json")
-    parser.add_argument("-n", type=int, default=20,
-                        help="Dump the top <n> entries")
-
-    args = parser.parse_args()
-
-    if path.isfile(args.cc_path) and access(args.cc_path, R_OK):
-        units = extract_build_units(args.cc_path)
-        analyse_units(units, args.n)
-        exit(0)
-    else:
-        print(f"{args.cc_path} doesn't exist or isn't readable")
-        exit(1)

.gitlab-ci.d/cirrus.yml

@@ -13,48 +13,98 @@
 .cirrus_build_job:
   extends: .base_job_template
   stage: build
-  image: registry.gitlab.com/libvirt/libvirt-ci/cirrus-run:latest
+  image: registry.gitlab.com/libvirt/libvirt-ci/cirrus-run:master
   needs: []
-  allow_failure:
-    exit_codes: 3
-  # 20 mins larger than "timeout_in" in cirrus/build.yml
-  # as there's often a 5-10 minute delay before Cirrus CI
-  # actually starts the task
   timeout: 80m
+  allow_failure: true
   script:
-    - set -o allexport
     - source .gitlab-ci.d/cirrus/$NAME.vars
-    - set +o allexport
-    - cirrus-vars <.gitlab-ci.d/cirrus/build.yml >.gitlab-ci.d/cirrus/$NAME.yml
+    - sed -e "s|[@]CI_REPOSITORY_URL@|$CI_REPOSITORY_URL|g"
+          -e "s|[@]CI_COMMIT_REF_NAME@|$CI_COMMIT_REF_NAME|g"
+          -e "s|[@]CI_COMMIT_SHA@|$CI_COMMIT_SHA|g"
+          -e "s|[@]CIRRUS_VM_INSTANCE_TYPE@|$CIRRUS_VM_INSTANCE_TYPE|g"
+          -e "s|[@]CIRRUS_VM_IMAGE_SELECTOR@|$CIRRUS_VM_IMAGE_SELECTOR|g"
+          -e "s|[@]CIRRUS_VM_IMAGE_NAME@|$CIRRUS_VM_IMAGE_NAME|g"
+          -e "s|[@]CIRRUS_VM_CPUS@|$CIRRUS_VM_CPUS|g"
+          -e "s|[@]CIRRUS_VM_RAM@|$CIRRUS_VM_RAM|g"
+          -e "s|[@]UPDATE_COMMAND@|$UPDATE_COMMAND|g"
+          -e "s|[@]INSTALL_COMMAND@|$INSTALL_COMMAND|g"
+          -e "s|[@]PATH@|$PATH_EXTRA${PATH_EXTRA:+:}\$PATH|g"
+          -e "s|[@]PKG_CONFIG_PATH@|$PKG_CONFIG_PATH|g"
+          -e "s|[@]PKGS@|$PKGS|g"
+          -e "s|[@]MAKE@|$MAKE|g"
+          -e "s|[@]PYTHON@|$PYTHON|g"
+          -e "s|[@]PIP3@|$PIP3|g"
+          -e "s|[@]PYPI_PKGS@|$PYPI_PKGS|g"
+          -e "s|[@]CONFIGURE_ARGS@|$CONFIGURE_ARGS|g"
+          -e "s|[@]TEST_TARGETS@|$TEST_TARGETS|g"
+      <.gitlab-ci.d/cirrus/build.yml >.gitlab-ci.d/cirrus/$NAME.yml
     - cat .gitlab-ci.d/cirrus/$NAME.yml
     - cirrus-run -v --show-build-log always .gitlab-ci.d/cirrus/$NAME.yml
   variables:
     QEMU_JOB_CIRRUS: 1
 
-x64-freebsd-14-build:
+x64-freebsd-13-build:
   extends: .cirrus_build_job
   variables:
-    NAME: freebsd-14
+    NAME: freebsd-13
     CIRRUS_VM_INSTANCE_TYPE: freebsd_instance
     CIRRUS_VM_IMAGE_SELECTOR: image_family
-    CIRRUS_VM_IMAGE_NAME: freebsd-14-2
+    CIRRUS_VM_IMAGE_NAME: freebsd-13-1
     CIRRUS_VM_CPUS: 8
     CIRRUS_VM_RAM: 8G
     UPDATE_COMMAND: pkg update; pkg upgrade -y
     INSTALL_COMMAND: pkg install -y
-    CONFIGURE_ARGS: --target-list-exclude=arm-softmmu,i386-softmmu,microblaze-softmmu,mips64el-softmmu,mipsel-softmmu,mips-softmmu,ppc-softmmu,sh4eb-softmmu,xtensa-softmmu
     TEST_TARGETS: check
 
-aarch64-macos-build:
+aarch64-macos-12-base-build:
   extends: .cirrus_build_job
   variables:
-    NAME: macos-14
+    NAME: macos-12
     CIRRUS_VM_INSTANCE_TYPE: macos_instance
     CIRRUS_VM_IMAGE_SELECTOR: image
-    CIRRUS_VM_IMAGE_NAME: ghcr.io/cirruslabs/macos-runner:sonoma
+    CIRRUS_VM_IMAGE_NAME: ghcr.io/cirruslabs/macos-monterey-base:latest
+    CIRRUS_VM_CPUS: 12
+    CIRRUS_VM_RAM: 24G
     UPDATE_COMMAND: brew update
     INSTALL_COMMAND: brew install
     PATH_EXTRA: /opt/homebrew/ccache/libexec:/opt/homebrew/gettext/bin
     PKG_CONFIG_PATH: /opt/homebrew/curl/lib/pkgconfig:/opt/homebrew/ncurses/lib/pkgconfig:/opt/homebrew/readline/lib/pkgconfig
-    CONFIGURE_ARGS: --target-list-exclude=arm-softmmu,i386-softmmu,microblazeel-softmmu,mips64-softmmu,mipsel-softmmu,mips-softmmu,ppc-softmmu,sh4-softmmu,xtensaeb-softmmu
     TEST_TARGETS: check-unit check-block check-qapi-schema check-softfloat check-qtest-x86_64
+
+
+# The following jobs run VM-based tests via KVM on a Linux-based Cirrus-CI job
+.cirrus_kvm_job:
+  extends: .base_job_template
+  stage: build
+  image: registry.gitlab.com/libvirt/libvirt-ci/cirrus-run:master
+  needs: []
+  timeout: 80m
+  script:
+    - sed -e "s|[@]CI_REPOSITORY_URL@|$CI_REPOSITORY_URL|g"
+          -e "s|[@]CI_COMMIT_REF_NAME@|$CI_COMMIT_REF_NAME|g"
+          -e "s|[@]CI_COMMIT_SHA@|$CI_COMMIT_SHA|g"
+          -e "s|[@]NAME@|$NAME|g"
+          -e "s|[@]CONFIGURE_ARGS@|$CONFIGURE_ARGS|g"
+          -e "s|[@]TEST_TARGETS@|$TEST_TARGETS|g"
+      <.gitlab-ci.d/cirrus/kvm-build.yml >.gitlab-ci.d/cirrus/$NAME.yml
+    - cat .gitlab-ci.d/cirrus/$NAME.yml
+    - cirrus-run -v --show-build-log always .gitlab-ci.d/cirrus/$NAME.yml
+  variables:
+    QEMU_JOB_CIRRUS: 1
+    QEMU_JOB_OPTIONAL: 1
+
+
+x86-netbsd:
+  extends: .cirrus_kvm_job
+  variables:
+    NAME: netbsd
+    CONFIGURE_ARGS: --target-list=x86_64-softmmu,ppc64-softmmu,aarch64-softmmu
+    TEST_TARGETS: check
+
+x86-openbsd:
+  extends: .cirrus_kvm_job
+  variables:
+    NAME: openbsd
+    CONFIGURE_ARGS: --target-list=i386-softmmu,riscv64-softmmu,mips64-softmmu
+    TEST_TARGETS: check

.gitlab-ci.d/cirrus/build.yml

@@ -8,7 +8,7 @@ env:
   CI_REPOSITORY_URL: "@CI_REPOSITORY_URL@"
   CI_COMMIT_REF_NAME: "@CI_COMMIT_REF_NAME@"
   CI_COMMIT_SHA: "@CI_COMMIT_SHA@"
-  PATH: "@PATH_EXTRA@:$PATH"
+  PATH: "@PATH@"
   PKG_CONFIG_PATH: "@PKG_CONFIG_PATH@"
   PYTHON: "@PYTHON@"
   MAKE: "@MAKE@"
@@ -16,17 +16,15 @@ env:
   TEST_TARGETS: "@TEST_TARGETS@"
 
 build_task:
-  # A little shorter than GitLab timeout in ../cirrus.yml
-  timeout_in: 60m
   install_script:
     - @UPDATE_COMMAND@
     - @INSTALL_COMMAND@ @PKGS@
-    - if test -n "@PYPI_PKGS@" ; then PYLIB=$(@PYTHON@ -c 'import sysconfig; print(sysconfig.get_path("stdlib"))'); rm -f $PYLIB/EXTERNALLY-MANAGED; @PIP3@ install @PYPI_PKGS@ ; fi
+    - if test -n "@PYPI_PKGS@" ; then @PIP3@ install @PYPI_PKGS@ ; fi
   clone_script:
     - git clone --depth 100 "$CI_REPOSITORY_URL" .
     - git fetch origin "$CI_COMMIT_REF_NAME"
     - git reset --hard "$CI_COMMIT_SHA"
-  step_script:
+  build_script:
     - mkdir build
     - cd build
     - ../configure --enable-werror $CONFIGURE_ARGS

.gitlab-ci.d/cirrus/freebsd-13.vars

@@ -0,0 +1,16 @@
+# THIS FILE WAS AUTO-GENERATED
+#
+#  $ lcitool variables freebsd-13 qemu
+#
+# https://gitlab.com/libvirt/libvirt-ci
+
+CCACHE='/usr/local/bin/ccache'
+CPAN_PKGS=''
+CROSS_PKGS=''
+MAKE='/usr/local/bin/gmake'
+NINJA='/usr/local/bin/ninja'
+PACKAGING_COMMAND='pkg'
+PIP3='/usr/local/bin/pip-3.8'
+PKGS='alsa-lib bash bison bzip2 ca_root_nss capstone4 ccache cmocka ctags curl cyrus-sasl dbus diffutils dtc flex fusefs-libs3 gettext git glib gmake gnutls gsed gtk3 json-c libepoxy libffi libgcrypt libjpeg-turbo libnfs libslirp libspice-server libssh libtasn1 llvm lzo2 meson mtools ncurses nettle ninja opencv pixman pkgconf png py39-numpy py39-pillow py39-pip py39-sphinx py39-sphinx_rtd_theme py39-yaml python3 rpm2cpio sdl2 sdl2_image snappy sndio socat spice-protocol tesseract usbredir virglrenderer vte3 xorriso zstd'
+PYPI_PKGS=''
+PYTHON='/usr/local/bin/python3'

.gitlab-ci.d/cirrus/freebsd-14.vars

@@ -1,16 +0,0 @@
-# THIS FILE WAS AUTO-GENERATED
-#
-#  $ lcitool variables freebsd-14 qemu
-#
-# https://gitlab.com/libvirt/libvirt-ci
-
-CCACHE='/usr/local/bin/ccache'
-CPAN_PKGS=''
-CROSS_PKGS=''
-MAKE='/usr/local/bin/gmake'
-NINJA='/usr/local/bin/ninja'
-PACKAGING_COMMAND='pkg'
-PIP3='/usr/local/bin/pip'
-PKGS='alsa-lib bash bison bzip2 ca_root_nss capstone4 ccache4 cmocka ctags curl cyrus-sasl dbus diffutils dtc flex fusefs-libs3 gettext git glib gmake gnutls gsed gtk-vnc gtk3 json-c libepoxy libffi libgcrypt libjpeg-turbo libnfs libslirp libspice-server libssh libtasn1 llvm lzo2 meson mtools ncurses nettle ninja opencv pixman pkgconf png py311-numpy py311-pillow py311-pip py311-pyyaml py311-sphinx py311-sphinx_rtd_theme py311-tomli python3 rpm2cpio rust rust-bindgen-cli sdl2 sdl2_image snappy sndio socat spice-protocol tesseract usbredir virglrenderer vte3 vulkan-tools xorriso zstd'
-PYPI_PKGS=''
-PYTHON='/usr/local/bin/python3'

.gitlab-ci.d/cirrus/kvm-build.yml

@@ -0,0 +1,31 @@
+container:
+  image: fedora:35
+  cpu: 4
+  memory: 8Gb
+  kvm: true
+
+env:
+  CIRRUS_CLONE_DEPTH: 1
+  CI_REPOSITORY_URL: "@CI_REPOSITORY_URL@"
+  CI_COMMIT_REF_NAME: "@CI_COMMIT_REF_NAME@"
+  CI_COMMIT_SHA: "@CI_COMMIT_SHA@"
+
+@NAME@_task:
+  @NAME@_vm_cache:
+    folder: $HOME/.cache/qemu-vm
+  install_script:
+    - dnf update -y
+    - dnf install -y git make openssh-clients qemu-img qemu-system-x86 wget meson
+  clone_script:
+    - git clone --depth 100 "$CI_REPOSITORY_URL" .
+    - git fetch origin "$CI_COMMIT_REF_NAME"
+    - git reset --hard "$CI_COMMIT_SHA"
+  build_script:
+    - if [ -f $HOME/.cache/qemu-vm/images/@NAME@.img ]; then
+        make vm-build-@NAME@ J=$(getconf _NPROCESSORS_ONLN)
+          EXTRA_CONFIGURE_OPTS="@CONFIGURE_ARGS@"
+          BUILD_TARGET="@TEST_TARGETS@" ;
+      else
+        make vm-build-@NAME@ J=$(getconf _NPROCESSORS_ONLN) BUILD_TARGET=help
+          EXTRA_CONFIGURE_OPTS="--disable-system --disable-user --disable-tools" ;
+      fi

.gitlab-ci.d/cirrus/macos-12.vars

@@ -0,0 +1,16 @@
+# THIS FILE WAS AUTO-GENERATED
+#
+#  $ lcitool variables macos-12 qemu
+#
+# https://gitlab.com/libvirt/libvirt-ci
+
+CCACHE='/opt/homebrew/bin/ccache'
+CPAN_PKGS=''
+CROSS_PKGS=''
+MAKE='/opt/homebrew/bin/gmake'
+NINJA='/opt/homebrew/bin/ninja'
+PACKAGING_COMMAND='brew'
+PIP3='/opt/homebrew/bin/pip3'
+PKGS='bash bc bison bzip2 capstone ccache cmocka ctags curl dbus diffutils dtc flex gcovr gettext git glib gnu-sed gnutls gtk+3 jemalloc jpeg-turbo json-c libepoxy libffi libgcrypt libiscsi libnfs libpng libslirp libssh libtasn1 libusb llvm lzo make meson mtools ncurses nettle ninja pixman pkg-config python3 rpm2cpio sdl2 sdl2_image snappy socat sparse spice-protocol tesseract usbredir vde vte3 xorriso zlib zstd'
+PYPI_PKGS='PyYAML numpy pillow sphinx sphinx-rtd-theme'
+PYTHON='/opt/homebrew/bin/python3'

.gitlab-ci.d/cirrus/macos-14.vars

@@ -1,16 +0,0 @@
-# THIS FILE WAS AUTO-GENERATED
-#
-#  $ lcitool variables macos-14 qemu
-#
-# https://gitlab.com/libvirt/libvirt-ci
-
-CCACHE='/opt/homebrew/bin/ccache'
-CPAN_PKGS=''
-CROSS_PKGS=''
-MAKE='/opt/homebrew/bin/gmake'
-NINJA='/opt/homebrew/bin/ninja'
-PACKAGING_COMMAND='brew'
-PIP3='/opt/homebrew/bin/pip3'
-PKGS='bash bc bindgen bison bzip2 capstone ccache cmocka ctags curl dbus diffutils dtc flex gcovr gettext git glib gnu-sed gnutls gtk+3 gtk-vnc jemalloc jpeg-turbo json-c libcbor libepoxy libffi libgcrypt libiscsi libnfs libpng libslirp libssh libtasn1 libusb llvm lzo make meson mtools ncurses nettle ninja pixman pkg-config python3 rpm2cpio rust sdl2 sdl2_image snappy socat sparse spice-protocol swtpm tesseract usbredir vde vte3 vulkan-tools xorriso zlib zstd'
-PYPI_PKGS='PyYAML numpy pillow sphinx sphinx-rtd-theme tomli'
-PYTHON='/opt/homebrew/bin/python3'

.gitlab-ci.d/container-core.yml

@@ -1,10 +1,10 @@
 include:
   - local: '/.gitlab-ci.d/container-template.yml'
 
-amd64-centos9-container:
+amd64-centos8-container:
   extends: .container_job_template
   variables:
-    NAME: centos9
+    NAME: centos8
 
 amd64-fedora-container:
   extends: .container_job_template

.gitlab-ci.d/container-cross.yml

@@ -1,3 +1,9 @@
+alpha-debian-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-alpha-cross
+
 amd64-debian-cross-container:
   extends: .container_job_template
   stage: containers
@@ -10,18 +16,18 @@ amd64-debian-user-cross-container:
   variables:
     NAME: debian-all-test-cross
 
-amd64-debian-legacy-cross-container:
-  extends: .container_job_template
-  stage: containers
-  variables:
-    NAME: debian-legacy-test-cross
-
 arm64-debian-cross-container:
   extends: .container_job_template
   stage: containers
   variables:
     NAME: debian-arm64-cross
 
+armel-debian-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-armel-cross
+
 armhf-debian-cross-container:
   extends: .container_job_template
   stage: containers
@@ -34,17 +40,23 @@ hexagon-cross-container:
   variables:
     NAME: debian-hexagon-cross
 
-loongarch-debian-cross-container:
+hppa-debian-cross-container:
   extends: .container_job_template
   stage: containers
   variables:
-    NAME: debian-loongarch-cross
+    NAME: debian-hppa-cross
 
-i686-debian-cross-container:
+m68k-debian-cross-container:
   extends: .container_job_template
   stage: containers
   variables:
-    NAME: debian-i686-cross
+    NAME: debian-m68k-cross
+
+mips64-debian-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-mips64-cross
 
 mips64el-debian-cross-container:
   extends: .container_job_template
@@ -52,12 +64,24 @@ mips64el-debian-cross-container:
   variables:
     NAME: debian-mips64el-cross
 
+mips-debian-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-mips-cross
+
 mipsel-debian-cross-container:
   extends: .container_job_template
   stage: containers
   variables:
     NAME: debian-mipsel-cross
 
+powerpc-test-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-powerpc-test-cross
+
 ppc64el-debian-cross-container:
   extends: .container_job_template
   stage: containers
@@ -67,15 +91,36 @@ ppc64el-debian-cross-container:
 riscv64-debian-cross-container:
   extends: .container_job_template
   stage: containers
+  # as we are currently based on 'sid/unstable' we may break so...
+  allow_failure: true
   variables:
     NAME: debian-riscv64-cross
 
+# we can however build TCG tests using a non-sid base
+riscv64-debian-test-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-riscv64-test-cross
+
 s390x-debian-cross-container:
   extends: .container_job_template
   stage: containers
   variables:
     NAME: debian-s390x-cross
 
+sh4-debian-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-sh4-cross
+
+sparc64-debian-cross-container:
+  extends: .container_job_template
+  stage: containers
+  variables:
+    NAME: debian-sparc64-cross
+
 tricore-debian-cross-container:
   extends: .container_job_template
   stage: containers
@@ -87,12 +132,22 @@ xtensa-debian-cross-container:
   variables:
     NAME: debian-xtensa-cross
 
+cris-fedora-cross-container:
+  extends: .container_job_template
+  variables:
+    NAME: fedora-cris-cross
+
+i386-fedora-cross-container:
+  extends: .container_job_template
+  variables:
+    NAME: fedora-i386-cross
+
+win32-fedora-cross-container:
+  extends: .container_job_template
+  variables:
+    NAME: fedora-win32-cross
+
 win64-fedora-cross-container:
   extends: .container_job_template
   variables:
     NAME: fedora-win64-cross
-
-wasm-emsdk-cross-container:
-  extends: .container_job_template
-  variables:
-    NAME: emsdk-wasm32-cross

.gitlab-ci.d/containers.yml

@@ -11,7 +11,7 @@ amd64-debian-container:
   extends: .container_job_template
   stage: containers
   variables:
-    NAME: debian
+    NAME: debian-amd64
 
 amd64-ubuntu2204-container:
   extends: .container_job_template
@@ -27,9 +27,3 @@ python-container:
   extends: .container_job_template
   variables:
     NAME: python
-
-amd64-fedora-rust-nightly-container:
-  extends: .container_job_template
-  variables:
-    NAME: fedora-rust-nightly
-  allow_failure: true

.gitlab-ci.d/crossbuild-template.yml

@@ -2,51 +2,22 @@
   extends: .base_job_template
   stage: build
   image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:$QEMU_CI_CONTAINER_TAG
-  cache:
-    paths:
-      - ccache
-    key: "$CI_JOB_NAME"
-    when: always
   timeout: 80m
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start setup "Pre-script setup"
-    - JOBS=$(expr $(nproc) + 1)
-    - cat /packages.txt
-    - section_end setup
   script:
-    - export CCACHE_BASEDIR="$(pwd)"
-    - export CCACHE_DIR="$CCACHE_BASEDIR/ccache"
-    - export CCACHE_MAXSIZE="500M"
-    - export PATH="$CCACHE_WRAPPERSDIR:$PATH"
     - mkdir build
     - cd build
-    - ccache --zero-stats
-    - section_start configure "Running configure"
     - ../configure --enable-werror --disable-docs --enable-fdt=system
         --disable-user $QEMU_CONFIGURE_OPTS $EXTRA_CONFIGURE_OPTS
-        --target-list-exclude="arm-softmmu
+        --target-list-exclude="arm-softmmu cris-softmmu
           i386-softmmu microblaze-softmmu mips-softmmu mipsel-softmmu
           mips64-softmmu ppc-softmmu riscv32-softmmu sh4-softmmu
           sparc-softmmu xtensa-softmmu $CROSS_SKIP_TARGETS"
-    - section_end configure
-    - section_start build "Building QEMU"
-    - make -j"$JOBS" all check-build
-    - section_end build
-    - section_start test "Running tests"
-    - if test -n "$MAKE_CHECK_ARGS";
-      then
-        $MAKE -j"$JOBS" $MAKE_CHECK_ARGS ;
-      fi
-    - section_end test
-    - section_start installer "Building the installer"
+    - make -j$(expr $(nproc) + 1) all check-build $MAKE_CHECK_ARGS
     - if grep -q "EXESUF=.exe" config-host.mak;
       then make installer;
       version="$(git describe --match v[0-9]* 2>/dev/null || git rev-parse --short HEAD)";
       mv -v qemu-setup*.exe qemu-setup-${version}.exe;
       fi
-    - section_end installer
-    - ccache --show-stats
 
 # Job to cross-build specific accelerators.
 #
@@ -57,68 +28,27 @@
   extends: .base_job_template
   stage: build
   image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:$QEMU_CI_CONTAINER_TAG
-  timeout: 60m
-  cache:
-    paths:
-      - ccache/
-    key: "$CI_JOB_NAME"
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - JOBS=$(expr $(nproc) + 1)
+  timeout: 30m
   script:
-    - export CCACHE_BASEDIR="$(pwd)"
-    - export CCACHE_DIR="$CCACHE_BASEDIR/ccache"
-    - export CCACHE_MAXSIZE="500M"
-    - export PATH="$CCACHE_WRAPPERSDIR:$PATH"
     - mkdir build
     - cd build
-    - section_start configure "Running configure"
     - ../configure --enable-werror --disable-docs $QEMU_CONFIGURE_OPTS
         --disable-tools --enable-${ACCEL:-kvm} $EXTRA_CONFIGURE_OPTS
-    - section_end configure
-    - section_start build "Building QEMU"
-    - make -j"$JOBS" all check-build
-    - section_end build
-    - section_start test "Running tests"
-    - if test -n "$MAKE_CHECK_ARGS";
-      then
-        $MAKE -j"$JOBS" $MAKE_CHECK_ARGS ;
-      fi
-    - section_end test
+    - make -j$(expr $(nproc) + 1) all check-build $MAKE_CHECK_ARGS
 
 .cross_user_build_job:
   extends: .base_job_template
   stage: build
   image: $CI_REGISTRY_IMAGE/qemu/$IMAGE:$QEMU_CI_CONTAINER_TAG
-  cache:
-    paths:
-      - ccache/
-    key: "$CI_JOB_NAME"
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - JOBS=$(expr $(nproc) + 1)
   script:
-    - export CCACHE_BASEDIR="$(pwd)"
-    - export CCACHE_DIR="$CCACHE_BASEDIR/ccache"
-    - export CCACHE_MAXSIZE="500M"
     - mkdir build
     - cd build
-    - section_start configure "Running configure"
     - ../configure --enable-werror --disable-docs $QEMU_CONFIGURE_OPTS
         --disable-system --target-list-exclude="aarch64_be-linux-user
-          alpha-linux-user m68k-linux-user microblazeel-linux-user
-          or1k-linux-user ppc-linux-user sparc-linux-user
+          alpha-linux-user cris-linux-user m68k-linux-user microblazeel-linux-user
+          nios2-linux-user or1k-linux-user ppc-linux-user sparc-linux-user
           xtensa-linux-user $CROSS_SKIP_TARGETS"
-    - section_end configure
-    - section_start build "Building QEMU"
-    - make -j"$JOBS" all check-build
-    - section_end build
-    - section_start test "Running tests"
-    - if test -n "$MAKE_CHECK_ARGS";
-      then
-        $MAKE -j"$JOBS" $MAKE_CHECK_ARGS ;
-      fi
-    - section_end test
+    - make -j$(expr $(nproc) + 1) all check-build $MAKE_CHECK_ARGS
 
 # We can still run some tests on some of our cross build jobs. They can add this
 # template to their extends to save the build logs and test results

.gitlab-ci.d/crossbuilds.yml

@@ -1,6 +1,13 @@
 include:
   - local: '/.gitlab-ci.d/crossbuild-template.yml'
 
+cross-armel-user:
+  extends: .cross_user_build_job
+  needs:
+    job: armel-debian-cross-container
+  variables:
+    IMAGE: debian-armel-cross
+
 cross-armhf-user:
   extends: .cross_user_build_job
   needs:
@@ -30,43 +37,28 @@ cross-arm64-kvm-only:
     IMAGE: debian-arm64-cross
     EXTRA_CONFIGURE_OPTS: --disable-tcg --without-default-features
 
-cross-i686-system:
-  extends:
-    - .cross_system_build_job
-    - .cross_test_artifacts
-  needs:
-    job: i686-debian-cross-container
-  variables:
-    IMAGE: debian-i686-cross
-    EXTRA_CONFIGURE_OPTS: --disable-kvm
-    MAKE_CHECK_ARGS: check-qtest
-
-cross-i686-user:
+cross-i386-user:
   extends:
     - .cross_user_build_job
     - .cross_test_artifacts
   needs:
-    job: i686-debian-cross-container
+    job: i386-fedora-cross-container
   variables:
-    IMAGE: debian-i686-cross
+    IMAGE: fedora-i386-cross
     MAKE_CHECK_ARGS: check
 
-cross-i686-tci:
+cross-i386-tci:
   extends:
     - .cross_accel_build_job
     - .cross_test_artifacts
   timeout: 60m
   needs:
-    job: i686-debian-cross-container
+    job: i386-fedora-cross-container
   variables:
-    IMAGE: debian-i686-cross
+    IMAGE: fedora-i386-cross
     ACCEL: tcg-interpreter
-    EXTRA_CONFIGURE_OPTS: --target-list=i386-softmmu,i386-linux-user,arm-softmmu,arm-linux-user,ppc-softmmu,ppc-linux-user --disable-plugins --disable-kvm
-    # Force tests to run with reduced parallelism, to see whether this
-    # reduces the flakiness of this CI job. The CI
-    # environment by default shows us 8 CPUs and so we
-    # would otherwise be using a parallelism of 9.
-    MAKE_CHECK_ARGS: check check-tcg -j2
+    EXTRA_CONFIGURE_OPTS: --target-list=i386-softmmu,i386-linux-user,aarch64-softmmu,aarch64-linux-user,ppc-softmmu,ppc-linux-user --disable-plugins
+    MAKE_CHECK_ARGS: check check-tcg
 
 cross-mipsel-system:
   extends: .cross_system_build_job
@@ -118,8 +110,12 @@ cross-ppc64el-kvm-only:
     IMAGE: debian-ppc64el-cross
     EXTRA_CONFIGURE_OPTS: --disable-tcg --without-default-devices
 
+# The riscv64 cross-builds currently use a 'sid' container to get
+# compilers and libraries. Until something more stable is found we
+# allow_failure so as not to block CI.
 cross-riscv64-system:
   extends: .cross_system_build_job
+  allow_failure: true
   needs:
     job: riscv64-debian-cross-container
   variables:
@@ -127,6 +123,7 @@ cross-riscv64-system:
 
 cross-riscv64-user:
   extends: .cross_user_build_job
+  allow_failure: true
   needs:
     job: riscv64-debian-cross-container
   variables:
@@ -162,15 +159,29 @@ cross-mips64el-kvm-only:
     IMAGE: debian-mips64el-cross
     EXTRA_CONFIGURE_OPTS: --disable-tcg --target-list=mips64el-softmmu
 
+cross-win32-system:
+  extends: .cross_system_build_job
+  needs:
+    job: win32-fedora-cross-container
+  variables:
+    IMAGE: fedora-win32-cross
+    EXTRA_CONFIGURE_OPTS: --enable-fdt=internal
+    CROSS_SKIP_TARGETS: alpha-softmmu avr-softmmu hppa-softmmu m68k-softmmu
+                        microblazeel-softmmu mips64el-softmmu nios2-softmmu
+  artifacts:
+    when: on_success
+    paths:
+      - build/qemu-setup*.exe
+
 cross-win64-system:
   extends: .cross_system_build_job
   needs:
     job: win64-fedora-cross-container
   variables:
     IMAGE: fedora-win64-cross
-    EXTRA_CONFIGURE_OPTS: --enable-fdt=internal --disable-plugins
+    EXTRA_CONFIGURE_OPTS: --enable-fdt=internal
     CROSS_SKIP_TARGETS: alpha-softmmu avr-softmmu hppa-softmmu
-                        m68k-softmmu microblazeel-softmmu
+                        m68k-softmmu microblazeel-softmmu nios2-softmmu
                         or1k-softmmu rx-softmmu sh4eb-softmmu sparc64-softmmu
                         tricore-softmmu xtensaeb-softmmu
   artifacts:

.gitlab-ci.d/custom-runners.yml

@@ -10,14 +10,13 @@
 # gitlab-runner.  To avoid problems that gitlab-runner can cause while
 # reusing the GIT repository, let's enable the clone strategy, which
 # guarantees a fresh repository on each job run.
+variables:
+  GIT_STRATEGY: clone
 
 # All custom runners can extend this template to upload the testlog
 # data as an artifact and also feed the junit report
 .custom_runner_template:
   extends: .base_job_template
-  variables:
-    GIT_STRATEGY: clone
-    GIT_FETCH_EXTRA_FLAGS: --no-tags --prune --quiet
   artifacts:
     name: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
     expire_in: 7 days
@@ -29,6 +28,7 @@
       junit: build/meson-logs/testlog.junit.xml
 
 include:
-  - local: '/.gitlab-ci.d/custom-runners/ubuntu-22.04-s390x.yml'
+  - local: '/.gitlab-ci.d/custom-runners/ubuntu-20.04-s390x.yml'
   - local: '/.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch64.yml'
   - local: '/.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch32.yml'
+  - local: '/.gitlab-ci.d/custom-runners/centos-stream-8-x86_64.yml'

.gitlab-ci.d/custom-runners/centos-stream-8-x86_64.yml

@@ -0,0 +1,24 @@
+# All centos-stream-8 jobs should run successfully in an environment
+# setup by the scripts/ci/setup/stream/8/build-environment.yml task
+# "Installation of extra packages to build QEMU"
+
+centos-stream-8-x86_64:
+ extends: .custom_runner_template
+ allow_failure: true
+ needs: []
+ stage: build
+ tags:
+ - centos_stream_8
+ - x86_64
+ rules:
+ - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
+ - if: "$CENTOS_STREAM_8_x86_64_RUNNER_AVAILABLE"
+ before_script:
+ - JOBS=$(expr $(nproc) + 1)
+ script:
+ - mkdir build
+ - cd build
+ - ../scripts/ci/org.centos/stream/8/x86_64/configure
+   || { cat config.log meson-logs/meson-log.txt; exit 1; }
+ - make -j"$JOBS"
+ - make NINJA=":" check check-avocado

.gitlab-ci.d/custom-runners/ubuntu-20.04-s390x.yml

@@ -0,0 +1,130 @@
+# All ubuntu-20.04 jobs should run successfully in an environment
+# setup by the scripts/ci/setup/build-environment.yml task
+# "Install basic packages to build QEMU on Ubuntu 20.04/20.04"
+
+ubuntu-20.04-s390x-all-linux-static:
+ extends: .custom_runner_template
+ needs: []
+ stage: build
+ tags:
+ - ubuntu_20.04
+ - s390x
+ rules:
+ - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
+ - if: "$S390X_RUNNER_AVAILABLE"
+ script:
+ # --disable-libssh is needed because of https://bugs.launchpad.net/qemu/+bug/1838763
+ # --disable-glusterfs is needed because there's no static version of those libs in distro supplied packages
+ - mkdir build
+ - cd build
+ - ../configure --enable-debug --static --disable-system --disable-glusterfs --disable-libssh
+   || { cat config.log meson-logs/meson-log.txt; exit 1; }
+ - make --output-sync -j`nproc`
+ - make --output-sync check-tcg
+ - make --output-sync -j`nproc` check
+
+ubuntu-20.04-s390x-all:
+ extends: .custom_runner_template
+ needs: []
+ stage: build
+ tags:
+ - ubuntu_20.04
+ - s390x
+ timeout: 75m
+ rules:
+ - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
+ - if: "$S390X_RUNNER_AVAILABLE"
+ script:
+ - mkdir build
+ - cd build
+ - ../configure --disable-libssh
+   || { cat config.log meson-logs/meson-log.txt; exit 1; }
+ - make --output-sync -j`nproc`
+ - make --output-sync -j`nproc` check
+
+ubuntu-20.04-s390x-alldbg:
+ extends: .custom_runner_template
+ needs: []
+ stage: build
+ tags:
+ - ubuntu_20.04
+ - s390x
+ rules:
+ - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
+   when: manual
+   allow_failure: true
+ - if: "$S390X_RUNNER_AVAILABLE"
+   when: manual
+   allow_failure: true
+ script:
+ - mkdir build
+ - cd build
+ - ../configure --enable-debug --disable-libssh
+   || { cat config.log meson-logs/meson-log.txt; exit 1; }
+ - make clean
+ - make --output-sync -j`nproc`
+ - make --output-sync -j`nproc` check
+
+ubuntu-20.04-s390x-clang:
+ extends: .custom_runner_template
+ needs: []
+ stage: build
+ tags:
+ - ubuntu_20.04
+ - s390x
+ rules:
+ - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
+   when: manual
+   allow_failure: true
+ - if: "$S390X_RUNNER_AVAILABLE"
+   when: manual
+   allow_failure: true
+ script:
+ - mkdir build
+ - cd build
+ - ../configure --disable-libssh --cc=clang --cxx=clang++ --enable-sanitizers
+   || { cat config.log meson-logs/meson-log.txt; exit 1; }
+ - make --output-sync -j`nproc`
+ - make --output-sync -j`nproc` check
+
+ubuntu-20.04-s390x-tci:
+ needs: []
+ stage: build
+ tags:
+ - ubuntu_20.04
+ - s390x
+ rules:
+ - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
+   when: manual
+   allow_failure: true
+ - if: "$S390X_RUNNER_AVAILABLE"
+   when: manual
+   allow_failure: true
+ script:
+ - mkdir build
+ - cd build
+ - ../configure --disable-libssh --enable-tcg-interpreter
+   || { cat config.log meson-logs/meson-log.txt; exit 1; }
+ - make --output-sync -j`nproc`
+
+ubuntu-20.04-s390x-notcg:
+ extends: .custom_runner_template
+ needs: []
+ stage: build
+ tags:
+ - ubuntu_20.04
+ - s390x
+ rules:
+ - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
+   when: manual
+   allow_failure: true
+ - if: "$S390X_RUNNER_AVAILABLE"
+   when: manual
+   allow_failure: true
+ script:
+ - mkdir build
+ - cd build
+ - ../configure --disable-libssh --disable-tcg
+   || { cat config.log meson-logs/meson-log.txt; exit 1; }
+ - make --output-sync -j`nproc`
+ - make --output-sync -j`nproc` check

.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch32.yml

@@ -1,5 +1,5 @@
 # All ubuntu-22.04 jobs should run successfully in an environment
-# setup by the scripts/ci/setup/ubuntu/build-environment.yml task
+# setup by the scripts/ci/setup/qemu/build-environment.yml task
 # "Install basic packages to build QEMU on Ubuntu 22.04"
 
 ubuntu-22.04-aarch32-all:

.gitlab-ci.d/custom-runners/ubuntu-22.04-aarch64.yml

@@ -1,5 +1,5 @@
 # All ubuntu-22.04 jobs should run successfully in an environment
-# setup by the scripts/ci/setup/ubuntu/build-environment.yml task
+# setup by the scripts/ci/setup/qemu/build-environment.yml task
 # "Install basic packages to build QEMU on Ubuntu 22.04"
 
 ubuntu-22.04-aarch64-all-linux-static:
@@ -103,7 +103,7 @@ ubuntu-22.04-aarch64-clang:
  script:
  - mkdir build
  - cd build
- - ../configure --disable-libssh --cc=clang --cxx=clang++ --enable-ubsan
+ - ../configure --disable-libssh --cc=clang --cxx=clang++ --enable-sanitizers
    || { cat config.log meson-logs/meson-log.txt; exit 1; }
  - make --output-sync -j`nproc --ignore=40`
  - make --output-sync -j`nproc --ignore=40` check

.gitlab-ci.d/custom-runners/ubuntu-22.04-s390x.yml

@@ -1,130 +0,0 @@
-# All ubuntu-22.04 jobs should run successfully in an environment
-# setup by the scripts/ci/setup/ubuntu/build-environment.yml task
-# "Install basic packages to build QEMU on Ubuntu 22.04"
-
-ubuntu-22.04-s390x-all-linux:
- extends: .custom_runner_template
- needs: []
- stage: build
- tags:
- - ubuntu_22.04
- - s390x
- rules:
- - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
- - if: "$S390X_RUNNER_AVAILABLE"
- script:
- - mkdir build
- - cd build
- - ../configure --enable-debug --disable-system --disable-tools --disable-docs
-   || { cat config.log meson-logs/meson-log.txt; exit 1; }
- - make --output-sync -j`nproc`
- - make --output-sync check-tcg
- - make --output-sync -j`nproc` check
-
-ubuntu-22.04-s390x-all-system:
- extends: .custom_runner_template
- needs: []
- stage: build
- tags:
- - ubuntu_22.04
- - s390x
- timeout: 75m
- rules:
- - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
-   allow_failure: true
- - if: "$S390X_RUNNER_AVAILABLE"
-   allow_failure: true
- script:
- - mkdir build
- - cd build
- - ../configure --disable-user
-   || { cat config.log meson-logs/meson-log.txt; exit 1; }
- - make --output-sync -j`nproc`
- - make --output-sync -j`nproc` check
-
-ubuntu-22.04-s390x-alldbg:
- extends: .custom_runner_template
- needs: []
- stage: build
- tags:
- - ubuntu_22.04
- - s390x
- rules:
- - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
-   when: manual
-   allow_failure: true
- - if: "$S390X_RUNNER_AVAILABLE"
-   when: manual
-   allow_failure: true
- script:
- - mkdir build
- - cd build
- - ../configure --enable-debug
-   || { cat config.log meson-logs/meson-log.txt; exit 1; }
- - make clean
- - make --output-sync -j`nproc`
- - make --output-sync -j`nproc` check
-
-ubuntu-22.04-s390x-clang:
- extends: .custom_runner_template
- needs: []
- stage: build
- tags:
- - ubuntu_22.04
- - s390x
- rules:
- - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
-   when: manual
-   allow_failure: true
- - if: "$S390X_RUNNER_AVAILABLE"
-   when: manual
-   allow_failure: true
- script:
- - mkdir build
- - cd build
- - ../configure --cc=clang --cxx=clang++ --enable-ubsan
-   || { cat config.log meson-logs/meson-log.txt; exit 1; }
- - make --output-sync -j`nproc`
- - make --output-sync -j`nproc` check
-
-ubuntu-22.04-s390x-tci:
- needs: []
- stage: build
- tags:
- - ubuntu_22.04
- - s390x
- rules:
- - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
-   when: manual
-   allow_failure: true
- - if: "$S390X_RUNNER_AVAILABLE"
-   when: manual
-   allow_failure: true
- script:
- - mkdir build
- - cd build
- - ../configure --enable-tcg-interpreter
-   || { cat config.log meson-logs/meson-log.txt; exit 1; }
- - make --output-sync -j`nproc`
-
-ubuntu-22.04-s390x-notcg:
- extends: .custom_runner_template
- needs: []
- stage: build
- tags:
- - ubuntu_22.04
- - s390x
- rules:
- - if: '$CI_PROJECT_NAMESPACE == "qemu-project" && $CI_COMMIT_BRANCH =~ /^staging/'
-   when: manual
-   allow_failure: true
- - if: "$S390X_RUNNER_AVAILABLE"
-   when: manual
-   allow_failure: true
- script:
- - mkdir build
- - cd build
- - ../configure --disable-tcg
-   || { cat config.log meson-logs/meson-log.txt; exit 1; }
- - make --output-sync -j`nproc`
- - make --output-sync -j`nproc` check

.gitlab-ci.d/opensbi.yml

@@ -24,10 +24,6 @@
     - if: '$QEMU_CI == "1" && $CI_PROJECT_NAMESPACE != "qemu-project" && $CI_COMMIT_MESSAGE =~ /opensbi/i'
       when: manual
 
-    # Scheduled runs on mainline don't get pipelines except for the special Coverity job
-    - if: '$CI_PROJECT_NAMESPACE == $QEMU_CI_UPSTREAM && $CI_PIPELINE_SOURCE == "schedule"'
-      when: never
-
     # Run if any files affecting the build output are touched
     - changes:
         - .gitlab-ci.d/opensbi.yml

.gitlab-ci.d/static_checks.yml

@@ -46,49 +46,3 @@ check-python-tox:
     QEMU_JOB_OPTIONAL: 1
   needs:
     job: python-container
-
-check-rust-tools-nightly:
-  extends: .base_job_template
-  stage: test
-  image: $CI_REGISTRY_IMAGE/qemu/fedora-rust-nightly:$QEMU_CI_CONTAINER_TAG
-  script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start test "Running Rust code checks"
-    - cd build
-    - pyvenv/bin/meson devenv -w ../rust ${CARGO-cargo} fmt --check
-    - make clippy
-    - make rustdoc
-    - section_end test
-  variables:
-    GIT_DEPTH: 1
-  allow_failure: true
-  needs:
-    - job: build-system-fedora-rust-nightly
-      artifacts: true
-  artifacts:
-    when: on_success
-    expire_in: 2 days
-    paths:
-      - rust/target/doc
-
-check-build-units:
-  extends: .base_job_template
-  stage: build
-  image: $CI_REGISTRY_IMAGE/qemu/debian:$QEMU_CI_CONTAINER_TAG
-  needs:
-    job: amd64-debian-container
-  before_script:
-    - source scripts/ci/gitlab-ci-section
-    - section_start setup "Install Tools"
-    - apt install --assume-yes --no-install-recommends jq
-    - section_end setup
-  script:
-    - mkdir build
-    - cd build
-    - section_start configure "Running configure"
-    - ../configure
-    - cd ..
-    - section_end configure
-    - section_start analyse "Analyse"
-    - .gitlab-ci.d/check-units.py build/compile_commands.json
-    - section_end analyse

.gitlab-ci.d/windows.yml

@@ -1,25 +1,21 @@
-msys2-64bit:
+.shared_msys2_builder:
   extends: .base_job_template
   tags:
-  - saas-windows-medium-amd64
+  - shared-windows
+  - windows
+  - windows-1809
   cache:
-    key: "$CI_JOB_NAME"
+    key: "${CI_JOB_NAME}-cache"
     paths:
       - msys64/var/cache
-      - ccache
     when: always
   needs: []
   stage: build
-  timeout: 100m
+  timeout: 80m
   variables:
-    # Select the "64 bit, gcc and MSVCRT" MSYS2 environment
-    MSYSTEM: MINGW64
     # This feature doesn't (currently) work with PowerShell, it stops
     # the echo'ing of commands being run and doesn't show any timing
     FF_SCRIPT_SECTIONS: 0
-    CONFIGURE_ARGS: --disable-system --enable-tools -Ddebug=false -Doptimization=0
-    # The Windows git is a bit older so override the default
-    GIT_FETCH_EXTRA_FLAGS: --no-tags --prune --quiet
   artifacts:
     name: "$CI_JOB_NAME-$CI_COMMIT_REF_SLUG"
     expire_in: 7 days
@@ -75,32 +71,61 @@ msys2-64bit:
   - .\msys64\usr\bin\bash -lc "pacman -Sy --noconfirm --needed
       bison diffutils flex
       git grep make sed
-      mingw-w64-x86_64-binutils
-      mingw-w64-x86_64-ccache
-      mingw-w64-x86_64-curl
-      mingw-w64-x86_64-gcc
-      mingw-w64-x86_64-glib2
-      mingw-w64-x86_64-libnfs
-      mingw-w64-x86_64-libssh
-      mingw-w64-x86_64-ninja
-      mingw-w64-x86_64-pixman
-      mingw-w64-x86_64-pkgconf
-      mingw-w64-x86_64-python
-      mingw-w64-x86_64-zstd"
+      $MINGW_TARGET-capstone
+      $MINGW_TARGET-curl
+      $MINGW_TARGET-cyrus-sasl
+      $MINGW_TARGET-dtc
+      $MINGW_TARGET-gcc
+      $MINGW_TARGET-glib2
+      $MINGW_TARGET-gnutls
+      $MINGW_TARGET-gtk3
+      $MINGW_TARGET-libgcrypt
+      $MINGW_TARGET-libjpeg-turbo
+      $MINGW_TARGET-libnfs
+      $MINGW_TARGET-libpng
+      $MINGW_TARGET-libssh
+      $MINGW_TARGET-libtasn1
+      $MINGW_TARGET-libusb
+      $MINGW_TARGET-lzo2
+      $MINGW_TARGET-nettle
+      $MINGW_TARGET-ninja
+      $MINGW_TARGET-pixman
+      $MINGW_TARGET-pkgconf
+      $MINGW_TARGET-python
+      $MINGW_TARGET-SDL2
+      $MINGW_TARGET-SDL2_image
+      $MINGW_TARGET-snappy
+      $MINGW_TARGET-spice
+      $MINGW_TARGET-usbredir
+      $MINGW_TARGET-zstd "
   - Write-Output "Running build at $(Get-Date -Format u)"
-  - $env:JOBS = $(.\msys64\usr\bin\bash -lc nproc)
   - $env:CHERE_INVOKING = 'yes'  # Preserve the current working directory
   - $env:MSYS = 'winsymlinks:native' # Enable native Windows symlink
-  - $env:CCACHE_BASEDIR = "$env:CI_PROJECT_DIR"
-  - $env:CCACHE_DIR = "$env:CCACHE_BASEDIR/ccache"
-  - $env:CCACHE_MAXSIZE = "500M"
-  - $env:CCACHE_DEPEND = 1 # cache misses are too expensive with preprocessor mode
-  - $env:CC = "ccache gcc"
   - mkdir build
   - cd build
-  - ..\msys64\usr\bin\bash -lc "ccache --zero-stats"
-  - ..\msys64\usr\bin\bash -lc "../configure $CONFIGURE_ARGS"
-  - ..\msys64\usr\bin\bash -lc "make -j$env:JOBS"
+  - ..\msys64\usr\bin\bash -lc "../configure --enable-fdt=system $CONFIGURE_ARGS"
+  - ..\msys64\usr\bin\bash -lc "make"
   - ..\msys64\usr\bin\bash -lc "make check MTESTARGS='$TEST_ARGS' || { cat meson-logs/testlog.txt; exit 1; } ;"
-  - ..\msys64\usr\bin\bash -lc "ccache --show-stats"
   - Write-Output "Finished build at $(Get-Date -Format u)"
+
+msys2-64bit:
+  extends: .shared_msys2_builder
+  variables:
+    MINGW_TARGET: mingw-w64-x86_64
+    MSYSTEM: MINGW64
+    # do not remove "--without-default-devices"!
+    # commit 9f8e6cad65a6 ("gitlab-ci: Speed up the msys2-64bit job by using --without-default-devices"
+    # changed to compile QEMU with the --without-default-devices switch
+    # for the msys2 64-bit job, due to the build could not complete within
+    CONFIGURE_ARGS:  --target-list=x86_64-softmmu --without-default-devices -Ddebug=false -Doptimization=0
+    # qTests don't run successfully with "--without-default-devices",
+    # so let's exclude the qtests from CI for now.
+    TEST_ARGS: --no-suite qtest
+
+msys2-32bit:
+  extends: .shared_msys2_builder
+  variables:
+    MINGW_TARGET: mingw-w64-i686
+    MSYSTEM: MINGW32
+    CONFIGURE_ARGS:  --target-list=ppc64-softmmu -Ddebug=false -Doptimization=0
+    TEST_ARGS: --no-suite qtest

.mailmap

@@ -30,45 +30,24 @@ malc <av1474@comtv.ru> malc <malc@c046a42c-6fe2-441c-8c8c-71466251a162>
 # Corrupted Author fields
 Aaron Larson <alarson@ddci.com> alarson@ddci.com
 Andreas Färber <andreas.faerber@web.de> Andreas Färber <andreas.faerber>
-fanwenjie <fanwj@mail.ustc.edu.cn> fanwj@mail.ustc.edu.cn <fanwj@mail.ustc.edu.cn>
 Jason Wang <jasowang@redhat.com> Jason Wang <jasowang>
 Marek Dolata <mkdolata@us.ibm.com> mkdolata@us.ibm.com <mkdolata@us.ibm.com>
 Michael Ellerman <mpe@ellerman.id.au> michael@ozlabs.org <michael@ozlabs.org>
 Nick Hudson <hnick@vmware.com> hnick@vmware.com <hnick@vmware.com>
-Timothée Cocault <timothee.cocault@gmail.com> timothee.cocault@gmail.com <timothee.cocault@gmail.com>
-Stefan Weil <sw@weilnetz.de> <weil@mail.berlios.de>
-Stefan Weil <sw@weilnetz.de> Stefan Weil <stefan@kiwi.(none)>
 
 # There is also a:
 #    (no author) <(no author)@c046a42c-6fe2-441c-8c8c-71466251a162>
 # for the cvs2svn initialization commit e63c3dc74bf.
 
 # Next, translate a few commits where mailman rewrote the From: line due
-# to strict SPF and DMARC.  Usually, our build process should be flagging
-# commits like these before maintainer merges; if you find the need to add
-# a line here, please also report a bug against the part of the build
-# process that let the mis-attribution slip through in the first place.
-#
-# If the mailing list munges your emails, use:
-#   git config sendemail.from '"Your Name" <your.email@example.com>'
-# the use of "" in that line will differ from the typically unquoted
-# 'git config user.name', which in turn is sufficient for 'git send-email'
-# to add an extra From: line in the body of your email that takes
-# precedence over any munged From: in the mail's headers.
-# See https://lists.openembedded.org/g/openembedded-core/message/166515
-# and https://lists.gnu.org/archive/html/qemu-devel/2023-09/msg06784.html
+# to strict SPF, although we prefer to avoid adding more entries like that.
 Ed Swierk <eswierk@skyportsystems.com> Ed Swierk via Qemu-devel <qemu-devel@nongnu.org>
 Ian McKellar <ianloic@google.com> Ian McKellar via Qemu-devel <qemu-devel@nongnu.org>
 Julia Suvorova <jusual@mail.ru> Julia Suvorova via Qemu-devel <qemu-devel@nongnu.org>
 Justin Terry (VM) <juterry@microsoft.com> Justin Terry (VM) via Qemu-devel <qemu-devel@nongnu.org>
 Stefan Weil <sw@weilnetz.de> Stefan Weil via <qemu-devel@nongnu.org>
-Stefan Weil <sw@weilnetz.de> Stefan Weil via <qemu-trivial@nongnu.org>
-Andrey Drobyshev <andrey.drobyshev@virtuozzo.com> Andrey Drobyshev via <qemu-block@nongnu.org>
-BALATON Zoltan <balaton@eik.bme.hu> BALATON Zoltan via <qemu-ppc@nongnu.org>
 
 # Next, replace old addresses by a more recent one.
-Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp> <akihiko.odaki@daynix.com>
-Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp> <akihiko.odaki@gmail.com>
 Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> <aleksandar.markovic@mips.com>
 Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> <aleksandar.markovic@imgtec.com>
 Aleksandar Markovic <aleksandar.qemu.devel@gmail.com> <amarkovic@wavecomp.com>
@@ -77,8 +56,6 @@ Aleksandar Rikalo <aleksandar.rikalo@syrmia.com> <aleksandar.rikalo@rt-rk.com>
 Alexander Graf <agraf@csgraf.de> <agraf@suse.de>
 Ani Sinha <anisinha@redhat.com> <ani@anisinha.ca>
 Anthony Liguori <anthony@codemonkey.ws> Anthony Liguori <aliguori@us.ibm.com>
-Brian Cain <brian.cain@oss.qualcomm.com> <bcain@quicinc.com>
-Brian Cain <brian.cain@oss.qualcomm.com> <quic_bcain@quicinc.com>
 Christian Borntraeger <borntraeger@linux.ibm.com> <borntraeger@de.ibm.com>
 Damien Hedde <damien.hedde@dahe.fr> <damien.hedde@greensocs.com>
 Filip Bozuta <filip.bozuta@syrmia.com> <filip.bozuta@rt-rk.com.com>
@@ -88,13 +65,8 @@ Greg Kurz <groug@kaod.org> <gkurz@linux.vnet.ibm.com>
 Huacai Chen <chenhuacai@kernel.org> <chenhc@lemote.com>
 Huacai Chen <chenhuacai@kernel.org> <chenhuacai@loongson.cn>
 James Hogan <jhogan@kernel.org> <james.hogan@imgtec.com>
-Juan Quintela <quintela@trasno.org> <quintela@redhat.com>
-Leif Lindholm <leif.lindholm@oss.qualcomm.com> <quic_llindhol@quicinc.com>
-Leif Lindholm <leif.lindholm@oss.qualcomm.com> <leif.lindholm@linaro.org>
-Leif Lindholm <leif.lindholm@oss.qualcomm.com> <leif@nuviainc.com>
-Luc Michel <luc@lmichel.fr> <luc.michel@git.antfield.fr>
-Luc Michel <luc@lmichel.fr> <luc.michel@greensocs.com>
-Luc Michel <luc@lmichel.fr> <lmichel@kalray.eu>
+Leif Lindholm <quic_llindhol@quicinc.com> <leif.lindholm@linaro.org>
+Leif Lindholm <quic_llindhol@quicinc.com> <leif@nuviainc.com>
 Radoslaw Biernacki <rad@semihalf.com> <radoslaw.biernacki@linaro.org>
 Paul Brook <paul@nowt.org> <paul@codesourcery.com>
 Paul Burton <paulburton@kernel.org> <paul.burton@mips.com>
@@ -105,9 +77,7 @@ Philippe Mathieu-Daudé <philmd@linaro.org> <f4bug@amsat.org>
 Philippe Mathieu-Daudé <philmd@linaro.org> <philmd@redhat.com>
 Philippe Mathieu-Daudé <philmd@linaro.org> <philmd@fungible.com>
 Roman Bolshakov <rbolshakov@ddn.com> <r.bolshakov@yadro.com>
-Sriram Yagnaraman <sriram.yagnaraman@ericsson.com> <sriram.yagnaraman@est.tech>
 Stefan Brankovic <stefan.brankovic@syrmia.com> <stefan.brankovic@rt-rk.com.com>
-Stefan Weil <sw@weilnetz.de> Stefan Weil <stefan@weilnetz.de>
 Taylor Simpson <ltaylorsimpson@gmail.com> <tsimpson@quicinc.com>
 Yongbok Kim <yongbok.kim@mips.com> <yongbok.kim@imgtec.com>
 

.readthedocs.yml

@@ -5,19 +5,16 @@
 # Required
 version: 2
 
-# Set the version of Python and other tools you might need
-build:
-  os: ubuntu-22.04
-  tools:
-    python: "3.11"
-
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
   configuration: docs/conf.py
 
-# We recommend specifying your dependencies to enable reproducible builds:
-# https://docs.readthedocs.io/en/stable/guides/reproducible-builds.html
-python:
-  install:
-    - requirements: docs/requirements.txt
+# We want all the document formats
+formats: all
 
+# For consistency, we require that QEMU's Sphinx extensions
+# run with at least the same minimum version of Python that
+# we require for other Python in our codebase (our conf.py
+# enforces this, and some code needs it.)
+python:
+  version: 3.6

.travis.yml

@@ -1,5 +1,5 @@
 os: linux
-dist: jammy
+dist: focal
 language: c
 compiler:
   - gcc
@@ -7,11 +7,13 @@ cache:
   # There is one cache per branch and compiler version.
   # characteristics of each job are used to identify the cache:
   # - OS name (currently only linux)
-  # - OS distribution (e.g. "jammy" for Linux)
+  # - OS distribution (for Linux, bionic or focal)
   # - Names and values of visible environment variables set in .travis.yml or Settings panel
   timeout: 1200
   ccache: true
   pip: true
+  directories:
+  - $HOME/avocado/data/cache
 
 
 # The channel name "irc.oftc.net#qemu" is encrypted against qemu/qemu
@@ -32,8 +34,8 @@ env:
     - BASE_CONFIG="--disable-docs --disable-tools"
     - TEST_BUILD_CMD=""
     - TEST_CMD="make check V=1"
-    # This is broadly a list of "mainline" system targets which have support across the major distros
-    - MAIN_SYSTEM_TARGETS="aarch64-softmmu,mips64-softmmu,ppc64-softmmu,riscv64-softmmu,s390x-softmmu,x86_64-softmmu"
+    # This is broadly a list of "mainline" softmmu targets which have support across the major distros
+    - MAIN_SOFTMMU_TARGETS="aarch64-softmmu,mips64-softmmu,ppc64-softmmu,riscv64-softmmu,s390x-softmmu,x86_64-softmmu"
     - CCACHE_SLOPPINESS="include_file_ctime,include_file_mtime"
     - CCACHE_MAXSIZE=1G
     - G_MESSAGES_DEBUG=error
@@ -79,9 +81,45 @@ after_script:
 jobs:
   include:
 
-    - name: "[ppc64] Clang check-tcg"
-      arch: ppc64le
-      compiler: clang
+    - name: "[aarch64] GCC check-tcg"
+      arch: arm64
+      dist: focal
+      addons:
+        apt_packages:
+          - libaio-dev
+          - libattr1-dev
+          - libbrlapi-dev
+          - libcacard-dev
+          - libcap-ng-dev
+          - libfdt-dev
+          - libgcrypt20-dev
+          - libgnutls28-dev
+          - libgtk-3-dev
+          - libiscsi-dev
+          - liblttng-ust-dev
+          - libncurses5-dev
+          - libnfs-dev
+          - libpixman-1-dev
+          - libpng-dev
+          - librados-dev
+          - libsdl2-dev
+          - libseccomp-dev
+          - liburcu-dev
+          - libusb-1.0-0-dev
+          - libvdeplug-dev
+          - libvte-2.91-dev
+          - ninja-build
+          # Tests dependencies
+          - genisoimage
+      env:
+        - TEST_CMD="make check check-tcg V=1"
+        - CONFIG="--disable-containers --enable-fdt=system
+                  --target-list=${MAIN_SOFTMMU_TARGETS} --cxx=/bin/false"
+        - UNRELIABLE=true
+
+    - name: "[ppc64] GCC check-tcg"
+      arch: ppc64le
+      dist: focal
       addons:
         apt_packages:
           - libaio-dev
@@ -107,7 +145,6 @@ jobs:
           - libvdeplug-dev
           - libvte-2.91-dev
           - ninja-build
-          - python3-tomli
           # Tests dependencies
           - genisoimage
       env:
@@ -117,6 +154,7 @@ jobs:
 
     - name: "[s390x] GCC check-tcg"
       arch: s390x
+      dist: focal
       addons:
         apt_packages:
           - libaio-dev
@@ -142,13 +180,13 @@ jobs:
           - libvdeplug-dev
           - libvte-2.91-dev
           - ninja-build
-          - python3-tomli
           # Tests dependencies
           - genisoimage
       env:
         - TEST_CMD="make check check-tcg V=1"
-        - CONFIG="--disable-containers
-            --target-list=hppa-softmmu,mips64-softmmu,ppc64-softmmu,riscv64-softmmu,s390x-softmmu,x86_64-softmmu"
+        - CONFIG="--disable-containers --enable-fdt=system
+                  --target-list=${MAIN_SOFTMMU_TARGETS},s390x-linux-user"
+        - UNRELIABLE=true
       script:
         - BUILD_RC=0 && make -j${JOBS} || BUILD_RC=$?
         - |
@@ -159,9 +197,9 @@ jobs:
               $(exit $BUILD_RC);
           fi
 
-    - name: "[s390x] Clang (other-system)"
+    - name: "[s390x] GCC (other-softmmu)"
       arch: s390x
-      compiler: clang
+      dist: focal
       addons:
         apt_packages:
           - libaio-dev
@@ -182,16 +220,17 @@ jobs:
           - libsnappy-dev
           - libzstd-dev
           - nettle-dev
+          - xfslibs-dev
           - ninja-build
-          - python3-tomli
           # Tests dependencies
           - genisoimage
       env:
-        - CONFIG="--disable-containers --audio-drv-list=sdl --disable-user
-            --target-list=arm-softmmu,avr-softmmu,microblaze-softmmu,sh4eb-softmmu,sparc64-softmmu,xtensaeb-softmmu"
+        - CONFIG="--disable-containers --enable-fdt=system --audio-drv-list=sdl
+                  --disable-user --target-list-exclude=${MAIN_SOFTMMU_TARGETS}"
 
     - name: "[s390x] GCC (user)"
       arch: s390x
+      dist: focal
       addons:
         apt_packages:
           - libgcrypt20-dev
@@ -200,14 +239,13 @@ jobs:
           - ninja-build
           - flex
           - bison
-          - python3-tomli
       env:
-        - TEST_CMD="make check check-tcg V=1"
         - CONFIG="--disable-containers --disable-system"
 
     - name: "[s390x] Clang (disable-tcg)"
       arch: s390x
-      compiler: clang
+      dist: focal
+      compiler: clang-10
       addons:
         apt_packages:
           - libaio-dev
@@ -233,8 +271,9 @@ jobs:
           - libvdeplug-dev
           - libvte-2.91-dev
           - ninja-build
-          - python3-tomli
+          - clang-10
       env:
         - TEST_CMD="make check-unit"
         - CONFIG="--disable-containers --disable-tcg --enable-kvm --disable-tools
                   --enable-fdt=system --host-cc=clang --cxx=clang++"
+        - UNRELIABLE=true

COPYING

@@ -2,7 +2,7 @@
 		       Version 2, June 1991
 
  Copyright (C) 1989, 1991 Free Software Foundation, Inc.,
- <https://fsf.org/>
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  Everyone is permitted to copy and distribute verbatim copies
  of this license document, but changing it is not allowed.
 
@@ -304,7 +304,8 @@ the "copyright" line and a pointer to where the full notice is found.
     GNU General Public License for more details.
 
     You should have received a copy of the GNU General Public License along
-    with this program; if not, see <https://www.gnu.org/licenses/>.
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 
 Also add information on how to contact you by electronic and paper mail.
 

COPYING.LIB

@@ -2,7 +2,7 @@
                        Version 2.1, February 1999
 
  Copyright (C) 1991, 1999 Free Software Foundation, Inc.
- <https://fsf.org/>
+ 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  Everyone is permitted to copy and distribute verbatim copies
  of this license document, but changing it is not allowed.
 
@@ -484,7 +484,8 @@ convey the exclusion of warranty; and each file should have at least the
     Lesser General Public License for more details.
 
     You should have received a copy of the GNU Lesser General Public
-    License along with this library; if not, see <https://www.gnu.org/licenses/>.
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 
 Also add information on how to contact you by electronic and paper mail.
 

Kconfig

@@ -4,4 +4,3 @@ source accel/Kconfig
 source target/Kconfig
 source hw/Kconfig
 source semihosting/Kconfig
-source rust/Kconfig

Kconfig.host

@@ -5,21 +5,12 @@
 config LINUX
     bool
 
-config LIBCBOR
-    bool
-
-config GNUTLS
-    bool
-
 config OPENGL
     bool
 
 config X11
     bool
 
-config PIXMAN
-    bool
-
 config SPICE
     bool
 
@@ -29,9 +20,6 @@ config IVSHMEM
 config TPM
     bool
 
-config FDT
-    bool
-
 config VHOST_USER
     bool
 
@@ -44,6 +32,9 @@ config VHOST_KERNEL
 config VIRTFS
     bool
 
+config PVRDMA
+    bool
+
 config MULTIPROCESS_ALLOWED
     bool
     imply MULTIPROCESS
@@ -55,12 +46,3 @@ config FUZZ
 config VFIO_USER_SERVER_ALLOWED
     bool
     imply VFIO_USER_SERVER
-
-config HV_BALLOON_POSSIBLE
-    bool
-
-config HAVE_RUST
-    bool
-
-config MAC_PVG
-    bool

Makefile

@@ -78,8 +78,7 @@ x := $(shell rm -rf meson-private meson-info meson-logs)
 endif
 
 # 1. ensure config-host.mak is up-to-date
-config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/scripts/meson-buildoptions.sh \
-		$(SRC_PATH)/pythondeps.toml $(SRC_PATH)/VERSION
+config-host.mak: $(SRC_PATH)/configure $(SRC_PATH)/scripts/meson-buildoptions.sh $(SRC_PATH)/VERSION
 	@echo config-host.mak is out-of-date, running configure
 	@if test -f meson-private/coredata.dat; then \
 	  ./config.status --skip-meson; \
@@ -142,13 +141,8 @@ MAKE.n = $(findstring n,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.k = $(findstring k,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.q = $(findstring q,$(firstword $(filter-out --%,$(MAKEFLAGS))))
 MAKE.nq = $(if $(word 2, $(MAKE.n) $(MAKE.q)),nq)
-NINJAFLAGS = \
-        $(if $V,-v) \
-        $(if $(MAKE.n), -n) \
-        $(if $(MAKE.k), -k0) \
-        $(filter-out -j, \
-          $(or $(filter -l% -j%, $(MAKEFLAGS)), \
-               $(if $(filter --jobserver-auth=%, $(MAKEFLAGS)),, -j1))) \
+NINJAFLAGS = $(if $V,-v) $(if $(MAKE.n), -n) $(if $(MAKE.k), -k0) \
+        $(filter-out -j, $(lastword -j1 $(filter -l% -j%, $(MAKEFLAGS)))) \
         -d keepdepfile
 ninja-cmd-goals = $(or $(MAKECMDGOALS), all)
 ninja-cmd-goals += $(foreach g, $(MAKECMDGOALS), $(.ninja-goals.$g))
@@ -170,6 +164,14 @@ ifneq ($(filter $(ninja-targets), $(ninja-cmd-goals)),)
 endif
 endif
 
+ifeq ($(CONFIG_PLUGIN),y)
+.PHONY: plugins
+plugins:
+	$(call quiet-command,\
+		$(MAKE) $(SUBDIR_MAKEFLAGS) -C contrib/plugins V="$(V)", \
+		"BUILD", "example plugins")
+endif # $(CONFIG_PLUGIN)
+
 else # config-host.mak does not exist
 ifneq ($(filter-out $(UNCHECKED_GOALS),$(MAKECMDGOALS)),$(if $(MAKECMDGOALS),,fail))
 $(error Please call configure before running make)
@@ -182,15 +184,15 @@ include $(SRC_PATH)/tests/Makefile.include
 
 all: recurse-all
 
-SUBDIR_RULES=$(foreach t, all clean distclean, $(addsuffix /$(t), $(SUBDIRS)))
-.PHONY: $(SUBDIR_RULES)
-$(SUBDIR_RULES):
+ROMS_RULES=$(foreach t, all clean distclean, $(addsuffix /$(t), $(ROMS)))
+.PHONY: $(ROMS_RULES)
+$(ROMS_RULES):
 	$(call quiet-command,$(MAKE) $(SUBDIR_MAKEFLAGS) -C $(dir $@) V="$(V)" TARGET_DIR="$(dir $@)" $(notdir $@),)
 
 .PHONY: recurse-all recurse-clean
-recurse-all: $(addsuffix /all, $(SUBDIRS))
-recurse-clean: $(addsuffix /clean, $(SUBDIRS))
-recurse-distclean: $(addsuffix /distclean, $(SUBDIRS))
+recurse-all: $(addsuffix /all, $(ROMS))
+recurse-clean: $(addsuffix /clean, $(ROMS))
+recurse-distclean: $(addsuffix /distclean, $(ROMS))
 
 ######################################################################
 
@@ -203,14 +205,13 @@ clean: recurse-clean
 		! -path ./roms/edk2/ArmPkg/Library/GccLto/liblto-arm.a \
 		-exec rm {} +
 	rm -f TAGS cscope.* *~ */*~
-	@$(MAKE) -Ctests/qemu-iotests clean
 
 VERSION = $(shell cat $(SRC_PATH)/VERSION)
 
-dist: qemu-$(VERSION).tar.xz
+dist: qemu-$(VERSION).tar.bz2
 
-qemu-%.tar.xz:
-	$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.xz,%,$@)"
+qemu-%.tar.bz2:
+	$(SRC_PATH)/scripts/make-release "$(SRC_PATH)" "$(patsubst qemu-%.tar.bz2,%,$@)"
 
 distclean: clean recurse-distclean
 	-$(quiet-@)test -f build.ninja && $(NINJA) $(NINJAFLAGS) -t clean -g || :
@@ -227,7 +228,6 @@ distclean: clean recurse-distclean
 	rm -Rf .sdk qemu-bundle
 
 find-src-path = find "$(SRC_PATH)" -path "$(SRC_PATH)/meson" -prune -o \
-	-path "$(SRC_PATH)/.pc" -prune -o \
 	-type l -prune -o \( -name "*.[chsS]" -o -name "*.[ch].inc" \)
 
 .PHONY: ctags
@@ -286,13 +286,6 @@ include $(SRC_PATH)/tests/vm/Makefile.include
 print-help-run = printf "  %-30s - %s\\n" "$1" "$2"
 print-help = @$(call print-help-run,$1,$2)
 
-.PHONY: update-linux-vdso
-update-linux-vdso:
-	@for m in $(SRC_PATH)/linux-user/*/Makefile.vdso; do \
-	  $(MAKE) $(SUBDIR_MAKEFLAGS) -C $$(dirname $$m) -f Makefile.vdso \
-		SRC_PATH=$(SRC_PATH) BUILD_DIR=$(BUILD_DIR); \
-	done
-
 .PHONY: help
 help:
 	@echo  'Generic targets:'
@@ -303,14 +296,16 @@ help:
 	$(call print-help,cscope,Generate cscope index)
 	$(call print-help,sparse,Run sparse on the QEMU source)
 	@echo  ''
+ifeq ($(CONFIG_PLUGIN),y)
+	@echo  'Plugin targets:'
+	$(call print-help,plugins,Build the example TCG plugins)
+	@echo  ''
+endif
 	@echo  'Cleaning targets:'
 	$(call print-help,clean,Remove most generated files but keep the config)
 	$(call print-help,distclean,Remove all generated files)
 	$(call print-help,dist,Build a distributable tarball)
 	@echo  ''
-	@echo  'Linux-user targets:'
-	$(call print-help,update-linux-vdso,Build linux-user vdso images)
-	@echo  ''
 	@echo  'Test targets:'
 	$(call print-help,check,Run all tests (check-help for details))
 	$(call print-help,bench,Run all benchmarks)
@@ -321,7 +316,7 @@ help:
 	@echo  'Documentation targets:'
 	$(call print-help,html man,Build documentation in specified format)
 	@echo  ''
-ifneq ($(filter msi, $(ninja-targets)),)
+ifdef CONFIG_WIN32
 	@echo  'Windows targets:'
 	$(call print-help,installer,Build NSIS-based installer for QEMU)
 	$(call print-help,msi,Build MSI-based installer for qemu-ga)

README.rst

@@ -82,7 +82,7 @@ guidelines set out in the `style section
 the Developers Guide.
 
 Additional information on submitting patches can be found online via
-the QEMU website:
+the QEMU website
 
 * `<https://wiki.qemu.org/Contribute/SubmitAPatch>`_
 * `<https://wiki.qemu.org/Contribute/TrivialPatches>`_
@@ -102,7 +102,7 @@ requires a working 'git send-email' setup, and by default doesn't
 automate everything, so you may want to go through the above steps
 manually for once.
 
-For installation instructions, please go to:
+For installation instructions, please go to
 
 *  `<https://github.com/stefanha/git-publish>`_
 
@@ -159,7 +159,7 @@ Contact
 =======
 
 The QEMU community can be contacted in a number of ways, with the two
-main methods being email and IRC:
+main methods being email and IRC
 
 * `<mailto:qemu-devel@nongnu.org>`_
 * `<https://lists.nongnu.org/mailman/listinfo/qemu-devel>`_

VERSION

@@ -1 +1 @@
-10.1.0
+8.1.4

accel/Kconfig

@@ -4,6 +4,9 @@ config WHPX
 config NVMM
     bool
 
+config HAX
+    bool
+
 config HVF
     bool
 
@@ -16,5 +19,3 @@ config KVM
 config XEN
     bool
     select FSDEV_9P if VIRTFS
-    select PCI_EXPRESS_GENERIC_BRIDGE
-    select XEN_BUS

accel/accel-blocker.c

@@ -25,11 +25,10 @@
  */
 
 #include "qemu/osdep.h"
-#include "qemu/lockcnt.h"
 #include "qemu/thread.h"
 #include "qemu/main-loop.h"
 #include "hw/core/cpu.h"
-#include "system/accel-blocker.h"
+#include "sysemu/accel-blocker.h"
 
 static QemuLockCnt accel_in_ioctl_lock;
 static QemuEvent accel_in_ioctl_event;
@@ -42,7 +41,7 @@ void accel_blocker_init(void)
 
 void accel_ioctl_begin(void)
 {
-    if (likely(bql_locked())) {
+    if (likely(qemu_mutex_iothread_locked())) {
         return;
     }
 
@@ -52,7 +51,7 @@ void accel_ioctl_begin(void)
 
 void accel_ioctl_end(void)
 {
-    if (likely(bql_locked())) {
+    if (likely(qemu_mutex_iothread_locked())) {
         return;
     }
 
@@ -63,7 +62,7 @@ void accel_ioctl_end(void)
 
 void accel_cpu_ioctl_begin(CPUState *cpu)
 {
-    if (unlikely(bql_locked())) {
+    if (unlikely(qemu_mutex_iothread_locked())) {
         return;
     }
 
@@ -73,7 +72,7 @@ void accel_cpu_ioctl_begin(CPUState *cpu)
 
 void accel_cpu_ioctl_end(CPUState *cpu)
 {
-    if (unlikely(bql_locked())) {
+    if (unlikely(qemu_mutex_iothread_locked())) {
         return;
     }
 
@@ -106,7 +105,7 @@ void accel_ioctl_inhibit_begin(void)
      * We allow to inhibit only when holding the BQL, so we can identify
      * when an inhibitor wants to issue an ioctl easily.
      */
-    g_assert(bql_locked());
+    g_assert(qemu_mutex_iothread_locked());
 
     /* Block further invocations of the ioctls outside the BQL.  */
     CPU_FOREACH(cpu) {

accel/accel-common.c

@@ -4,16 +4,41 @@
  * Copyright (c) 2003-2008 Fabrice Bellard
  * Copyright (c) 2014 Red Hat Inc.
  *
- * SPDX-License-Identifier: MIT
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
  */
 
 #include "qemu/osdep.h"
 #include "qemu/accel.h"
-#include "qemu/target-info.h"
-#include "accel/accel-ops.h"
-#include "accel/accel-cpu.h"
-#include "accel/accel-cpu-ops.h"
-#include "accel-internal.h"
+
+#include "cpu.h"
+#include "hw/core/accel-cpu.h"
+
+#ifndef CONFIG_USER_ONLY
+#include "accel-softmmu.h"
+#endif /* !CONFIG_USER_ONLY */
+
+static const TypeInfo accel_type = {
+    .name = TYPE_ACCEL,
+    .parent = TYPE_OBJECT,
+    .class_size = sizeof(AccelClass),
+    .instance_size = sizeof(AccelState),
+};
 
 /* Lookup AccelClass from opt_name. Returns NULL if not found */
 AccelClass *accel_find(const char *opt_name)
@@ -62,83 +87,69 @@ static void accel_init_cpu_interfaces(AccelClass *ac)
     const char *ac_name; /* AccelClass name */
     char *acc_name;      /* AccelCPUClass name */
     ObjectClass *acc;    /* AccelCPUClass */
-    const char *cpu_resolving_type = target_cpu_type();
 
     ac_name = object_class_get_name(OBJECT_CLASS(ac));
     g_assert(ac_name != NULL);
 
-    acc_name = g_strdup_printf("%s-%s", ac_name, cpu_resolving_type);
+    acc_name = g_strdup_printf("%s-%s", ac_name, CPU_RESOLVING_TYPE);
     acc = object_class_by_name(acc_name);
     g_free(acc_name);
 
     if (acc) {
         object_class_foreach(accel_init_cpu_int_aux,
-                             cpu_resolving_type, false, acc);
+                             CPU_RESOLVING_TYPE, false, acc);
     }
 }
 
 void accel_init_interfaces(AccelClass *ac)
 {
+#ifndef CONFIG_USER_ONLY
     accel_init_ops_interfaces(ac);
+#endif /* !CONFIG_USER_ONLY */
+
     accel_init_cpu_interfaces(ac);
 }
 
 void accel_cpu_instance_init(CPUState *cpu)
 {
-    if (cpu->cc->accel_cpu && cpu->cc->accel_cpu->cpu_instance_init) {
-        cpu->cc->accel_cpu->cpu_instance_init(cpu);
+    CPUClass *cc = CPU_GET_CLASS(cpu);
+
+    if (cc->accel_cpu && cc->accel_cpu->cpu_instance_init) {
+        cc->accel_cpu->cpu_instance_init(cpu);
     }
 }
 
-bool accel_cpu_common_realize(CPUState *cpu, Error **errp)
+bool accel_cpu_realizefn(CPUState *cpu, Error **errp)
 {
-    AccelState *accel = current_accel();
-    AccelClass *acc = ACCEL_GET_CLASS(accel);
+    CPUClass *cc = CPU_GET_CLASS(cpu);
 
-    /* target specific realization */
-    if (cpu->cc->accel_cpu
-        && cpu->cc->accel_cpu->cpu_target_realize
-        && !cpu->cc->accel_cpu->cpu_target_realize(cpu, errp)) {
-        return false;
+    if (cc->accel_cpu && cc->accel_cpu->cpu_realizefn) {
+        return cc->accel_cpu->cpu_realizefn(cpu, errp);
     }
-
-    /* generic realization */
-    if (acc->cpu_common_realize && !acc->cpu_common_realize(cpu, errp)) {
-        return false;
-    }
-
     return true;
 }
 
-void accel_cpu_common_unrealize(CPUState *cpu)
-{
-    AccelState *accel = current_accel();
-    AccelClass *acc = ACCEL_GET_CLASS(accel);
-
-    /* generic unrealization */
-    if (acc->cpu_common_unrealize) {
-        acc->cpu_common_unrealize(cpu);
-    }
-}
-
 int accel_supported_gdbstub_sstep_flags(void)
 {
     AccelState *accel = current_accel();
     AccelClass *acc = ACCEL_GET_CLASS(accel);
     if (acc->gdbstub_supported_sstep_flags) {
-        return acc->gdbstub_supported_sstep_flags(accel);
+        return acc->gdbstub_supported_sstep_flags();
     }
     return 0;
 }
 
-static const TypeInfo accel_types[] = {
-    {
-        .name           = TYPE_ACCEL,
+static const TypeInfo accel_cpu_type = {
+    .name = TYPE_ACCEL_CPU,
     .parent = TYPE_OBJECT,
-        .class_size     = sizeof(AccelClass),
-        .instance_size  = sizeof(AccelState),
     .abstract = true,
-    },
+    .class_size = sizeof(AccelCPUClass),
 };
 
-DEFINE_TYPES(accel_types)
+static void register_accel_types(void)
+{
+    type_register_static(&accel_type);
+    type_register_static(&accel_cpu_type);
+}
+
+type_init(register_accel_types);

accel/accel-internal.h

@@ -1,17 +0,0 @@
-/*
- * QEMU accel internal functions
- *
- * Copyright 2021 SUSE LLC
- *
- * This work is licensed under the terms of the GNU GPL, version 2 or later.
- * See the COPYING file in the top-level directory.
- */
-
-#ifndef ACCEL_INTERNAL_H
-#define ACCEL_INTERNAL_H
-
-#include "qemu/accel.h"
-
-void accel_init_ops_interfaces(AccelClass *ac);
-
-#endif /* ACCEL_SYSTEM_H */

accel/accel-qmp.c

@@ -1,35 +0,0 @@
-/*
- * QMP commands related to accelerators
- *
- * Copyright (c) Linaro
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-
-#include "qemu/osdep.h"
-#include "qemu/accel.h"
-#include "qapi/type-helpers.h"
-#include "qapi/qapi-commands-accelerator.h"
-#include "accel/accel-ops.h"
-#include "accel/accel-cpu-ops.h"
-#include "hw/core/cpu.h"
-
-HumanReadableText *qmp_x_accel_stats(Error **errp)
-{
-    AccelState *accel = current_accel();
-    AccelClass *acc = ACCEL_GET_CLASS(accel);
-    g_autoptr(GString) buf = g_string_new("");
-
-    if (acc->get_stats) {
-        acc->get_stats(accel, buf);
-    }
-    if (acc->ops->get_vcpu_stats) {
-        CPUState *cpu;
-
-        CPU_FOREACH(cpu) {
-            acc->ops->get_vcpu_stats(cpu, buf);
-        }
-    }
-
-    return human_readable_text_from_str(buf);
-}

accel/accel-softmmu.c

@@ -0,0 +1,106 @@
+/*
+ * QEMU accel class, system emulation components
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ * Copyright (c) 2014 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/accel.h"
+#include "hw/boards.h"
+#include "sysemu/cpus.h"
+#include "qemu/error-report.h"
+#include "accel-softmmu.h"
+
+int accel_init_machine(AccelState *accel, MachineState *ms)
+{
+    AccelClass *acc = ACCEL_GET_CLASS(accel);
+    int ret;
+    ms->accelerator = accel;
+    *(acc->allowed) = true;
+    ret = acc->init_machine(ms);
+    if (ret < 0) {
+        ms->accelerator = NULL;
+        *(acc->allowed) = false;
+        object_unref(OBJECT(accel));
+    } else {
+        object_set_accelerator_compat_props(acc->compat_props);
+    }
+    return ret;
+}
+
+AccelState *current_accel(void)
+{
+    return current_machine->accelerator;
+}
+
+void accel_setup_post(MachineState *ms)
+{
+    AccelState *accel = ms->accelerator;
+    AccelClass *acc = ACCEL_GET_CLASS(accel);
+    if (acc->setup_post) {
+        acc->setup_post(ms, accel);
+    }
+}
+
+/* initialize the arch-independent accel operation interfaces */
+void accel_init_ops_interfaces(AccelClass *ac)
+{
+    const char *ac_name;
+    char *ops_name;
+    ObjectClass *oc;
+    AccelOpsClass *ops;
+
+    ac_name = object_class_get_name(OBJECT_CLASS(ac));
+    g_assert(ac_name != NULL);
+
+    ops_name = g_strdup_printf("%s" ACCEL_OPS_SUFFIX, ac_name);
+    ops = ACCEL_OPS_CLASS(module_object_class_by_name(ops_name));
+    oc = module_object_class_by_name(ops_name);
+    if (!oc) {
+        error_report("fatal: could not load module for type '%s'", ops_name);
+        exit(1);
+    }
+    g_free(ops_name);
+    ops = ACCEL_OPS_CLASS(oc);
+    /*
+     * all accelerators need to define ops, providing at least a mandatory
+     * non-NULL create_vcpu_thread operation.
+     */
+    g_assert(ops != NULL);
+    if (ops->ops_init) {
+        ops->ops_init(ops);
+    }
+    cpus_register_accel(ops);
+}
+
+static const TypeInfo accel_ops_type_info = {
+    .name = TYPE_ACCEL_OPS,
+    .parent = TYPE_OBJECT,
+    .abstract = true,
+    .class_size = sizeof(AccelOpsClass),
+};
+
+static void accel_softmmu_register_types(void)
+{
+    type_register_static(&accel_ops_type_info);
+}
+type_init(accel_softmmu_register_types);

accel/accel-softmmu.h

@@ -0,0 +1,15 @@
+/*
+ * QEMU System Emulation accel internal functions
+ *
+ * Copyright 2021 SUSE LLC
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef ACCEL_SOFTMMU_H
+#define ACCEL_SOFTMMU_H
+
+void accel_init_ops_interfaces(AccelClass *ac);
+
+#endif /* ACCEL_SOFTMMU_H */

accel/accel-system.c

@@ -1,125 +0,0 @@
-/*
- * QEMU accel class, system emulation components
- *
- * Copyright (c) 2003-2008 Fabrice Bellard
- * Copyright (c) 2014 Red Hat Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "qemu/osdep.h"
-#include "qemu/accel.h"
-#include "qapi/qapi-commands-accelerator.h"
-#include "monitor/monitor.h"
-#include "hw/boards.h"
-#include "hw/core/cpu.h"
-#include "accel/accel-ops.h"
-#include "accel/accel-cpu-ops.h"
-#include "system/cpus.h"
-#include "qemu/error-report.h"
-#include "accel-internal.h"
-
-int accel_init_machine(AccelState *accel, MachineState *ms)
-{
-    AccelClass *acc = ACCEL_GET_CLASS(accel);
-    int ret;
-    ms->accelerator = accel;
-    *(acc->allowed) = true;
-    ret = acc->init_machine(accel, ms);
-    if (ret < 0) {
-        ms->accelerator = NULL;
-        *(acc->allowed) = false;
-        object_unref(OBJECT(accel));
-    } else {
-        object_set_accelerator_compat_props(acc->compat_props);
-    }
-    return ret;
-}
-
-AccelState *current_accel(void)
-{
-    return current_machine->accelerator;
-}
-
-void accel_setup_post(MachineState *ms)
-{
-    AccelState *accel = ms->accelerator;
-    AccelClass *acc = ACCEL_GET_CLASS(accel);
-    if (acc->setup_post) {
-        acc->setup_post(accel);
-    }
-}
-
-void accel_pre_resume(MachineState *ms, bool step_pending)
-{
-    AccelState *accel = ms->accelerator;
-    AccelClass *acc = ACCEL_GET_CLASS(accel);
-    if (acc->pre_resume_vm) {
-        acc->pre_resume_vm(accel, step_pending);
-    }
-}
-
-/* initialize the arch-independent accel operation interfaces */
-void accel_init_ops_interfaces(AccelClass *ac)
-{
-    const char *ac_name;
-    char *ops_name;
-    ObjectClass *oc;
-    AccelOpsClass *ops;
-
-    ac_name = object_class_get_name(OBJECT_CLASS(ac));
-    g_assert(ac_name != NULL);
-
-    ops_name = g_strdup_printf("%s" ACCEL_OPS_SUFFIX, ac_name);
-    oc = module_object_class_by_name(ops_name);
-    if (!oc) {
-        error_report("fatal: could not load module for type '%s'", ops_name);
-        exit(1);
-    }
-    g_free(ops_name);
-    /*
-     * all accelerators need to define ops, providing at least a mandatory
-     * non-NULL create_vcpu_thread operation.
-     */
-    ops = ACCEL_OPS_CLASS(oc);
-    ac->ops = ops;
-    if (ops->ops_init) {
-        ops->ops_init(ac);
-    }
-    cpus_register_accel(ops);
-}
-
-static void accel_ops_class_init(ObjectClass *oc, const void *data)
-{
-    monitor_register_hmp_info_hrt("accel", qmp_x_accel_stats);
-}
-
-static const TypeInfo accel_ops_type_info = {
-    .name = TYPE_ACCEL_OPS,
-    .parent = TYPE_OBJECT,
-    .abstract = true,
-    .class_size = sizeof(AccelOpsClass),
-    .class_init = accel_ops_class_init,
-};
-
-static void accel_system_register_types(void)
-{
-    type_register_static(&accel_ops_type_info);
-}
-type_init(accel_system_register_types);

accel/accel-target.c

@@ -1,41 +0,0 @@
-/*
- * QEMU accel class, components common to system emulation and user mode
- *
- * Copyright (c) 2003-2008 Fabrice Bellard
- * Copyright (c) 2014 Red Hat Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "qemu/osdep.h"
-#include "accel/accel-cpu-target.h"
-
-static const TypeInfo accel_cpu_type = {
-    .name = TYPE_ACCEL_CPU,
-    .parent = TYPE_OBJECT,
-    .abstract = true,
-    .class_size = sizeof(AccelCPUClass),
-};
-
-static void register_accel_types(void)
-{
-    type_register_static(&accel_cpu_type);
-}
-
-type_init(register_accel_types);

accel/accel-user.c

@@ -9,12 +9,6 @@
 
 #include "qemu/osdep.h"
 #include "qemu/accel.h"
-#include "accel-internal.h"
-
-void accel_init_ops_interfaces(AccelClass *ac)
-{
-    /* nothing */
-}
 
 AccelState *current_accel(void)
 {

accel/dummy-cpus.c

@@ -13,11 +13,10 @@
 
 #include "qemu/osdep.h"
 #include "qemu/rcu.h"
-#include "system/cpus.h"
+#include "sysemu/cpus.h"
 #include "qemu/guest-random.h"
 #include "qemu/main-loop.h"
 #include "hw/core/cpu.h"
-#include "accel/dummy-cpus.h"
 
 static void *dummy_cpu_thread_fn(void *arg)
 {
@@ -25,9 +24,10 @@ static void *dummy_cpu_thread_fn(void *arg)
 
     rcu_register_thread();
 
-    bql_lock();
+    qemu_mutex_lock_iothread();
     qemu_thread_get_self(cpu->thread);
     cpu->thread_id = qemu_get_thread_id();
+    cpu->can_do_io = 1;
     current_cpu = cpu;
 
 #ifndef _WIN32
@@ -43,7 +43,7 @@ static void *dummy_cpu_thread_fn(void *arg)
     qemu_guest_random_seed_thread_part2(cpu->random_seed);
 
     do {
-        bql_unlock();
+        qemu_mutex_unlock_iothread();
 #ifndef _WIN32
         do {
             int sig;
@@ -56,11 +56,11 @@ static void *dummy_cpu_thread_fn(void *arg)
 #else
         qemu_sem_wait(&cpu->sem);
 #endif
-        bql_lock();
+        qemu_mutex_lock_iothread();
         qemu_wait_io_event(cpu);
     } while (!cpu->unplug);
 
-    bql_unlock();
+    qemu_mutex_unlock_iothread();
     rcu_unregister_thread();
     return NULL;
 }
@@ -69,6 +69,9 @@ void dummy_start_vcpu_thread(CPUState *cpu)
 {
     char thread_name[VCPU_THREAD_NAME_SIZE];
 
+    cpu->thread = g_malloc0(sizeof(QemuThread));
+    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+    qemu_cond_init(cpu->halt_cond);
     snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/DUMMY",
              cpu->cpu_index);
     qemu_thread_create(cpu->thread, thread_name, dummy_cpu_thread_fn, cpu,

accel/dummy-cpus.h

@@ -1,14 +0,0 @@
-/*
- * Dummy cpu thread code
- *
- * Copyright IBM, Corp. 2011
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-
-#ifndef ACCEL_DUMMY_CPUS_H
-#define ACCEL_DUMMY_CPUS_H
-
-void dummy_start_vcpu_thread(CPUState *cpu);
-
-#endif

accel/hvf/hvf-accel-ops.c

@@ -48,20 +48,23 @@
  */
 
 #include "qemu/osdep.h"
-#include "qemu/guest-random.h"
+#include "qemu/error-report.h"
 #include "qemu/main-loop.h"
-#include "qemu/queue.h"
-#include "gdbstub/enums.h"
-#include "exec/cpu-common.h"
-#include "hw/core/cpu.h"
-#include "accel/accel-cpu-ops.h"
-#include "system/cpus.h"
-#include "system/hvf.h"
-#include "system/hvf_int.h"
-#include <mach/mach_time.h>
+#include "exec/address-spaces.h"
+#include "exec/exec-all.h"
+#include "exec/gdbstub.h"
+#include "sysemu/cpus.h"
+#include "sysemu/hvf.h"
+#include "sysemu/hvf_int.h"
+#include "sysemu/runstate.h"
+#include "qemu/guest-random.h"
 
 HVFState *hvf_state;
 
+#ifdef __aarch64__
+#define HV_VM_DEFAULT NULL
+#endif
+
 /* Memory slots */
 
 hvf_slot *hvf_find_overlap_slot(uint64_t start, uint64_t size)
@@ -78,6 +81,127 @@ hvf_slot *hvf_find_overlap_slot(uint64_t start, uint64_t size)
     return NULL;
 }
 
+struct mac_slot {
+    int present;
+    uint64_t size;
+    uint64_t gpa_start;
+    uint64_t gva;
+};
+
+struct mac_slot mac_slots[32];
+
+static int do_hvf_set_memory(hvf_slot *slot, hv_memory_flags_t flags)
+{
+    struct mac_slot *macslot;
+    hv_return_t ret;
+
+    macslot = &mac_slots[slot->slot_id];
+
+    if (macslot->present) {
+        if (macslot->size != slot->size) {
+            macslot->present = 0;
+            ret = hv_vm_unmap(macslot->gpa_start, macslot->size);
+            assert_hvf_ok(ret);
+        }
+    }
+
+    if (!slot->size) {
+        return 0;
+    }
+
+    macslot->present = 1;
+    macslot->gpa_start = slot->start;
+    macslot->size = slot->size;
+    ret = hv_vm_map(slot->mem, slot->start, slot->size, flags);
+    assert_hvf_ok(ret);
+    return 0;
+}
+
+static void hvf_set_phys_mem(MemoryRegionSection *section, bool add)
+{
+    hvf_slot *mem;
+    MemoryRegion *area = section->mr;
+    bool writable = !area->readonly && !area->rom_device;
+    hv_memory_flags_t flags;
+    uint64_t page_size = qemu_real_host_page_size();
+
+    if (!memory_region_is_ram(area)) {
+        if (writable) {
+            return;
+        } else if (!memory_region_is_romd(area)) {
+            /*
+             * If the memory device is not in romd_mode, then we actually want
+             * to remove the hvf memory slot so all accesses will trap.
+             */
+             add = false;
+        }
+    }
+
+    if (!QEMU_IS_ALIGNED(int128_get64(section->size), page_size) ||
+        !QEMU_IS_ALIGNED(section->offset_within_address_space, page_size)) {
+        /* Not page aligned, so we can not map as RAM */
+        add = false;
+    }
+
+    mem = hvf_find_overlap_slot(
+            section->offset_within_address_space,
+            int128_get64(section->size));
+
+    if (mem && add) {
+        if (mem->size == int128_get64(section->size) &&
+            mem->start == section->offset_within_address_space &&
+            mem->mem == (memory_region_get_ram_ptr(area) +
+            section->offset_within_region)) {
+            return; /* Same region was attempted to register, go away. */
+        }
+    }
+
+    /* Region needs to be reset. set the size to 0 and remap it. */
+    if (mem) {
+        mem->size = 0;
+        if (do_hvf_set_memory(mem, 0)) {
+            error_report("Failed to reset overlapping slot");
+            abort();
+        }
+    }
+
+    if (!add) {
+        return;
+    }
+
+    if (area->readonly ||
+        (!memory_region_is_ram(area) && memory_region_is_romd(area))) {
+        flags = HV_MEMORY_READ | HV_MEMORY_EXEC;
+    } else {
+        flags = HV_MEMORY_READ | HV_MEMORY_WRITE | HV_MEMORY_EXEC;
+    }
+
+    /* Now make a new slot. */
+    int x;
+
+    for (x = 0; x < hvf_state->num_slots; ++x) {
+        mem = &hvf_state->slots[x];
+        if (!mem->size) {
+            break;
+        }
+    }
+
+    if (x == hvf_state->num_slots) {
+        error_report("No free slots");
+        abort();
+    }
+
+    mem->size = int128_get64(section->size);
+    mem->mem = memory_region_get_ram_ptr(area) + section->offset_within_region;
+    mem->start = section->offset_within_address_space;
+    mem->region = area;
+
+    if (do_hvf_set_memory(mem, flags)) {
+        error_report("Error registering new memory slot");
+        abort();
+    }
+}
+
 static void do_hvf_cpu_synchronize_state(CPUState *cpu, run_on_cpu_data arg)
 {
     if (!cpu->vcpu_dirty) {
@@ -115,16 +239,137 @@ static void hvf_cpu_synchronize_pre_loadvm(CPUState *cpu)
     run_on_cpu(cpu, do_hvf_cpu_synchronize_set_dirty, RUN_ON_CPU_NULL);
 }
 
+static void hvf_set_dirty_tracking(MemoryRegionSection *section, bool on)
+{
+    hvf_slot *slot;
+
+    slot = hvf_find_overlap_slot(
+            section->offset_within_address_space,
+            int128_get64(section->size));
+
+    /* protect region against writes; begin tracking it */
+    if (on) {
+        slot->flags |= HVF_SLOT_LOG;
+        hv_vm_protect((uintptr_t)slot->start, (size_t)slot->size,
+                      HV_MEMORY_READ | HV_MEMORY_EXEC);
+    /* stop tracking region*/
+    } else {
+        slot->flags &= ~HVF_SLOT_LOG;
+        hv_vm_protect((uintptr_t)slot->start, (size_t)slot->size,
+                      HV_MEMORY_READ | HV_MEMORY_WRITE | HV_MEMORY_EXEC);
+    }
+}
+
+static void hvf_log_start(MemoryListener *listener,
+                          MemoryRegionSection *section, int old, int new)
+{
+    if (old != 0) {
+        return;
+    }
+
+    hvf_set_dirty_tracking(section, 1);
+}
+
+static void hvf_log_stop(MemoryListener *listener,
+                         MemoryRegionSection *section, int old, int new)
+{
+    if (new != 0) {
+        return;
+    }
+
+    hvf_set_dirty_tracking(section, 0);
+}
+
+static void hvf_log_sync(MemoryListener *listener,
+                         MemoryRegionSection *section)
+{
+    /*
+     * sync of dirty pages is handled elsewhere; just make sure we keep
+     * tracking the region.
+     */
+    hvf_set_dirty_tracking(section, 1);
+}
+
+static void hvf_region_add(MemoryListener *listener,
+                           MemoryRegionSection *section)
+{
+    hvf_set_phys_mem(section, true);
+}
+
+static void hvf_region_del(MemoryListener *listener,
+                           MemoryRegionSection *section)
+{
+    hvf_set_phys_mem(section, false);
+}
+
+static MemoryListener hvf_memory_listener = {
+    .name = "hvf",
+    .priority = MEMORY_LISTENER_PRIORITY_ACCEL,
+    .region_add = hvf_region_add,
+    .region_del = hvf_region_del,
+    .log_start = hvf_log_start,
+    .log_stop = hvf_log_stop,
+    .log_sync = hvf_log_sync,
+};
+
 static void dummy_signal(int sig)
 {
 }
 
-static void do_hvf_get_vcpu_exec_time(CPUState *cpu, run_on_cpu_data arg)
+bool hvf_allowed;
+
+static int hvf_accel_init(MachineState *ms)
 {
-    int r = hv_vcpu_get_exec_time(cpu->accel->fd, arg.host_ptr);
-    assert_hvf_ok(r);
+    int x;
+    hv_return_t ret;
+    HVFState *s;
+
+    ret = hv_vm_create(HV_VM_DEFAULT);
+    assert_hvf_ok(ret);
+
+    s = g_new0(HVFState, 1);
+
+    s->num_slots = ARRAY_SIZE(s->slots);
+    for (x = 0; x < s->num_slots; ++x) {
+        s->slots[x].size = 0;
+        s->slots[x].slot_id = x;
+    }
+
+    QTAILQ_INIT(&s->hvf_sw_breakpoints);
+
+    hvf_state = s;
+    memory_listener_register(&hvf_memory_listener, &address_space_memory);
+
+    return hvf_arch_init();
 }
 
+static inline int hvf_gdbstub_sstep_flags(void)
+{
+    return SSTEP_ENABLE | SSTEP_NOIRQ;
+}
+
+static void hvf_accel_class_init(ObjectClass *oc, void *data)
+{
+    AccelClass *ac = ACCEL_CLASS(oc);
+    ac->name = "HVF";
+    ac->init_machine = hvf_accel_init;
+    ac->allowed = &hvf_allowed;
+    ac->gdbstub_supported_sstep_flags = hvf_gdbstub_sstep_flags;
+}
+
+static const TypeInfo hvf_accel_type = {
+    .name = TYPE_HVF_ACCEL,
+    .parent = TYPE_ACCEL,
+    .class_init = hvf_accel_class_init,
+};
+
+static void hvf_type_init(void)
+{
+    type_register_static(&hvf_accel_type);
+}
+
+type_init(hvf_type_init);
+
 static void hvf_vcpu_destroy(CPUState *cpu)
 {
     hv_return_t ret = hv_vcpu_destroy(cpu->accel->fd);
@@ -155,10 +400,10 @@ static int hvf_init_vcpu(CPUState *cpu)
     r = hv_vcpu_create(&cpu->accel->fd,
                        (hv_vcpu_exit_t **)&cpu->accel->exit, NULL);
 #else
-    r = hv_vcpu_create(&cpu->accel->fd, HV_VCPU_DEFAULT);
+    r = hv_vcpu_create((hv_vcpuid_t *)&cpu->accel->fd, HV_VCPU_DEFAULT);
 #endif
+    cpu->vcpu_dirty = 1;
     assert_hvf_ok(r);
-    cpu->vcpu_dirty = true;
 
     cpu->accel->guest_debug_enabled = false;
 
@@ -179,10 +424,11 @@ static void *hvf_cpu_thread_fn(void *arg)
 
     rcu_register_thread();
 
-    bql_lock();
+    qemu_mutex_lock_iothread();
     qemu_thread_get_self(cpu->thread);
 
     cpu->thread_id = qemu_get_thread_id();
+    cpu->can_do_io = 1;
     current_cpu = cpu;
 
     hvf_init_vcpu(cpu);
@@ -203,7 +449,7 @@ static void *hvf_cpu_thread_fn(void *arg)
 
     hvf_vcpu_destroy(cpu);
     cpu_thread_signal_destroyed(cpu);
-    bql_unlock();
+    qemu_mutex_unlock_iothread();
     rcu_unregister_thread();
     return NULL;
 }
@@ -218,41 +464,17 @@ static void hvf_start_vcpu_thread(CPUState *cpu)
      */
     assert(hvf_enabled());
 
+    cpu->thread = g_malloc0(sizeof(QemuThread));
+    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+    qemu_cond_init(cpu->halt_cond);
+
     snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/HVF",
              cpu->cpu_index);
     qemu_thread_create(cpu->thread, thread_name, hvf_cpu_thread_fn,
                        cpu, QEMU_THREAD_JOINABLE);
 }
 
-struct hvf_sw_breakpoint *hvf_find_sw_breakpoint(CPUState *cpu, vaddr pc)
-{
-    struct hvf_sw_breakpoint *bp;
-
-    QTAILQ_FOREACH(bp, &hvf_state->hvf_sw_breakpoints, entry) {
-        if (bp->pc == pc) {
-            return bp;
-        }
-    }
-    return NULL;
-}
-
-int hvf_sw_breakpoints_active(CPUState *cpu)
-{
-    return !QTAILQ_EMPTY(&hvf_state->hvf_sw_breakpoints);
-}
-
-static void do_hvf_update_guest_debug(CPUState *cpu, run_on_cpu_data arg)
-{
-    hvf_arch_update_guest_debug(cpu);
-}
-
-int hvf_update_guest_debug(CPUState *cpu)
-{
-    run_on_cpu(cpu, do_hvf_update_guest_debug, RUN_ON_CPU_NULL);
-    return 0;
-}
-
-static int hvf_insert_breakpoint(CPUState *cpu, int type, vaddr addr, vaddr len)
+static int hvf_insert_breakpoint(CPUState *cpu, int type, hwaddr addr, hwaddr len)
 {
     struct hvf_sw_breakpoint *bp;
     int err;
@@ -290,7 +512,7 @@ static int hvf_insert_breakpoint(CPUState *cpu, int type, vaddr addr, vaddr len)
     return 0;
 }
 
-static int hvf_remove_breakpoint(CPUState *cpu, int type, vaddr addr, vaddr len)
+static int hvf_remove_breakpoint(CPUState *cpu, int type, hwaddr addr, hwaddr len)
 {
     struct hvf_sw_breakpoint *bp;
     int err;
@@ -354,28 +576,12 @@ static void hvf_remove_all_breakpoints(CPUState *cpu)
     }
 }
 
-static void hvf_get_vcpu_stats(CPUState *cpu, GString *buf)
-{
-    uint64_t time_mach; /* units of mach_absolute_time() */
-
-    run_on_cpu(cpu, do_hvf_get_vcpu_exec_time, RUN_ON_CPU_HOST_PTR(&time_mach));
-
-    mach_timebase_info_data_t timebase;
-    mach_timebase_info(&timebase);
-    uint64_t time_ns = time_mach * timebase.numer / timebase.denom;
-
-    g_string_append_printf(buf, "HVF cumulative execution time: %llu.%.3llus\n",
-                                 time_ns / 1000000000,
-                                (time_ns % 1000000000) / 1000000);
-}
-
-static void hvf_accel_ops_class_init(ObjectClass *oc, const void *data)
+static void hvf_accel_ops_class_init(ObjectClass *oc, void *data)
 {
     AccelOpsClass *ops = ACCEL_OPS_CLASS(oc);
 
     ops->create_vcpu_thread = hvf_start_vcpu_thread;
     ops->kick_vcpu_thread = hvf_kick_vcpu_thread;
-    ops->handle_interrupt = generic_handle_interrupt;
 
     ops->synchronize_post_reset = hvf_cpu_synchronize_post_reset;
     ops->synchronize_post_init = hvf_cpu_synchronize_post_init;
@@ -387,10 +593,7 @@ static void hvf_accel_ops_class_init(ObjectClass *oc, const void *data)
     ops->remove_all_breakpoints = hvf_remove_all_breakpoints;
     ops->update_guest_debug = hvf_update_guest_debug;
     ops->supports_guest_debug = hvf_arch_supports_guest_debug;
-
-    ops->get_vcpu_stats = hvf_get_vcpu_stats;
 };
-
 static const TypeInfo hvf_accel_ops_type = {
     .name = ACCEL_OPS_NAME("hvf"),
 
@@ -398,10 +601,8 @@ static const TypeInfo hvf_accel_ops_type = {
     .class_init = hvf_accel_ops_class_init,
     .abstract = true,
 };
-
 static void hvf_accel_ops_register_types(void)
 {
     type_register_static(&hvf_accel_ops_type);
 }
-
 type_init(hvf_accel_ops_register_types);

accel/hvf/hvf-all.c

@@ -10,305 +10,66 @@
 
 #include "qemu/osdep.h"
 #include "qemu/error-report.h"
-#include "accel/accel-ops.h"
-#include "system/address-spaces.h"
-#include "system/memory.h"
-#include "system/hvf.h"
-#include "system/hvf_int.h"
-#include "hw/core/cpu.h"
-#include "hw/boards.h"
-#include "trace.h"
+#include "sysemu/hvf.h"
+#include "sysemu/hvf_int.h"
 
-bool hvf_allowed;
-
-struct mac_slot {
-    int present;
-    uint64_t size;
-    uint64_t gpa_start;
-    uint64_t gva;
-};
-
-struct mac_slot mac_slots[32];
-
-const char *hvf_return_string(hv_return_t ret)
-{
-    switch (ret) {
-    case HV_SUCCESS:      return "HV_SUCCESS";
-    case HV_ERROR:        return "HV_ERROR";
-    case HV_BUSY:         return "HV_BUSY";
-    case HV_BAD_ARGUMENT: return "HV_BAD_ARGUMENT";
-    case HV_NO_RESOURCES: return "HV_NO_RESOURCES";
-    case HV_NO_DEVICE:    return "HV_NO_DEVICE";
-    case HV_UNSUPPORTED:  return "HV_UNSUPPORTED";
-    case HV_DENIED:       return "HV_DENIED";
-    default:              return "[unknown hv_return value]";
-    }
-}
-
-void assert_hvf_ok_impl(hv_return_t ret, const char *file, unsigned int line,
-                        const char *exp)
+void assert_hvf_ok(hv_return_t ret)
 {
     if (ret == HV_SUCCESS) {
         return;
     }
 
-    error_report("Error: %s = %s (0x%x, at %s:%u)",
-        exp, hvf_return_string(ret), ret, file, line);
-
-    abort();
-}
-
-static int do_hvf_set_memory(hvf_slot *slot, hv_memory_flags_t flags)
-{
-    struct mac_slot *macslot;
-    hv_return_t ret;
-
-    macslot = &mac_slots[slot->slot_id];
-
-    if (macslot->present) {
-        if (macslot->size != slot->size) {
-            macslot->present = 0;
-            trace_hvf_vm_unmap(macslot->gpa_start, macslot->size);
-            ret = hv_vm_unmap(macslot->gpa_start, macslot->size);
-            assert_hvf_ok(ret);
-        }
-    }
-
-    if (!slot->size) {
-        return 0;
-    }
-
-    macslot->present = 1;
-    macslot->gpa_start = slot->start;
-    macslot->size = slot->size;
-    trace_hvf_vm_map(slot->start, slot->size, slot->mem, flags,
-                     flags & HV_MEMORY_READ ?  'R' : '-',
-                     flags & HV_MEMORY_WRITE ? 'W' : '-',
-                     flags & HV_MEMORY_EXEC ?  'X' : '-');
-    ret = hv_vm_map(slot->mem, slot->start, slot->size, flags);
-    assert_hvf_ok(ret);
-    return 0;
-}
-
-static void hvf_set_phys_mem(MemoryRegionSection *section, bool add)
-{
-    hvf_slot *mem;
-    MemoryRegion *area = section->mr;
-    bool writable = !area->readonly && !area->rom_device;
-    hv_memory_flags_t flags;
-    uint64_t page_size = qemu_real_host_page_size();
-
-    if (!memory_region_is_ram(area)) {
-        if (writable) {
-            return;
-        } else if (!memory_region_is_romd(area)) {
-            /*
-             * If the memory device is not in romd_mode, then we actually want
-             * to remove the hvf memory slot so all accesses will trap.
-             */
-             add = false;
-        }
-    }
-
-    if (!QEMU_IS_ALIGNED(int128_get64(section->size), page_size) ||
-        !QEMU_IS_ALIGNED(section->offset_within_address_space, page_size)) {
-        /* Not page aligned, so we can not map as RAM */
-        add = false;
-    }
-
-    mem = hvf_find_overlap_slot(
-            section->offset_within_address_space,
-            int128_get64(section->size));
-
-    if (mem && add) {
-        if (mem->size == int128_get64(section->size) &&
-            mem->start == section->offset_within_address_space &&
-            mem->mem == (memory_region_get_ram_ptr(area) +
-            section->offset_within_region)) {
-            return; /* Same region was attempted to register, go away. */
-        }
-    }
-
-    /* Region needs to be reset. set the size to 0 and remap it. */
-    if (mem) {
-        mem->size = 0;
-        if (do_hvf_set_memory(mem, 0)) {
-            error_report("Failed to reset overlapping slot");
-            abort();
-        }
-    }
-
-    if (!add) {
-        return;
-    }
-
-    if (area->readonly ||
-        (!memory_region_is_ram(area) && memory_region_is_romd(area))) {
-        flags = HV_MEMORY_READ | HV_MEMORY_EXEC;
-    } else {
-        flags = HV_MEMORY_READ | HV_MEMORY_WRITE | HV_MEMORY_EXEC;
-    }
-
-    /* Now make a new slot. */
-    int x;
-
-    for (x = 0; x < hvf_state->num_slots; ++x) {
-        mem = &hvf_state->slots[x];
-        if (!mem->size) {
+    switch (ret) {
+    case HV_ERROR:
+        error_report("Error: HV_ERROR");
         break;
-        }
+    case HV_BUSY:
+        error_report("Error: HV_BUSY");
+        break;
+    case HV_BAD_ARGUMENT:
+        error_report("Error: HV_BAD_ARGUMENT");
+        break;
+    case HV_NO_RESOURCES:
+        error_report("Error: HV_NO_RESOURCES");
+        break;
+    case HV_NO_DEVICE:
+        error_report("Error: HV_NO_DEVICE");
+        break;
+    case HV_UNSUPPORTED:
+        error_report("Error: HV_UNSUPPORTED");
+        break;
+#if defined(MAC_OS_VERSION_11_0) && \
+    MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_VERSION_11_0
+    case HV_DENIED:
+        error_report("Error: HV_DENIED");
+        break;
+#endif
+    default:
+        error_report("Unknown Error");
     }
 
-    if (x == hvf_state->num_slots) {
-        error_report("No free slots");
     abort();
-    }
-
-    mem->size = int128_get64(section->size);
-    mem->mem = memory_region_get_ram_ptr(area) + section->offset_within_region;
-    mem->start = section->offset_within_address_space;
-    mem->region = area;
-
-    if (do_hvf_set_memory(mem, flags)) {
-        error_report("Error registering new memory slot");
-        abort();
-    }
 }
 
-static void hvf_set_dirty_tracking(MemoryRegionSection *section, bool on)
+struct hvf_sw_breakpoint *hvf_find_sw_breakpoint(CPUState *cpu, target_ulong pc)
 {
-    hvf_slot *slot;
+    struct hvf_sw_breakpoint *bp;
 
-    slot = hvf_find_overlap_slot(
-            section->offset_within_address_space,
-            int128_get64(section->size));
-
-    /* protect region against writes; begin tracking it */
-    if (on) {
-        slot->flags |= HVF_SLOT_LOG;
-        hv_vm_protect((uintptr_t)slot->start, (size_t)slot->size,
-                      HV_MEMORY_READ | HV_MEMORY_EXEC);
-    /* stop tracking region*/
-    } else {
-        slot->flags &= ~HVF_SLOT_LOG;
-        hv_vm_protect((uintptr_t)slot->start, (size_t)slot->size,
-                      HV_MEMORY_READ | HV_MEMORY_WRITE | HV_MEMORY_EXEC);
-    }
-}
-
-static void hvf_log_start(MemoryListener *listener,
-                          MemoryRegionSection *section, int old, int new)
-{
-    if (old != 0) {
-        return;
-    }
-
-    hvf_set_dirty_tracking(section, 1);
-}
-
-static void hvf_log_stop(MemoryListener *listener,
-                         MemoryRegionSection *section, int old, int new)
-{
-    if (new != 0) {
-        return;
-    }
-
-    hvf_set_dirty_tracking(section, 0);
-}
-
-static void hvf_log_sync(MemoryListener *listener,
-                         MemoryRegionSection *section)
-{
-    /*
-     * sync of dirty pages is handled elsewhere; just make sure we keep
-     * tracking the region.
-     */
-    hvf_set_dirty_tracking(section, 1);
-}
-
-static void hvf_region_add(MemoryListener *listener,
-                           MemoryRegionSection *section)
-{
-    hvf_set_phys_mem(section, true);
-}
-
-static void hvf_region_del(MemoryListener *listener,
-                           MemoryRegionSection *section)
-{
-    hvf_set_phys_mem(section, false);
-}
-
-static MemoryListener hvf_memory_listener = {
-    .name = "hvf",
-    .priority = MEMORY_LISTENER_PRIORITY_ACCEL,
-    .region_add = hvf_region_add,
-    .region_del = hvf_region_del,
-    .log_start = hvf_log_start,
-    .log_stop = hvf_log_stop,
-    .log_sync = hvf_log_sync,
-};
-
-static int hvf_accel_init(AccelState *as, MachineState *ms)
-{
-    int x;
-    hv_return_t ret;
-    HVFState *s = HVF_STATE(as);
-    int pa_range = 36;
-    MachineClass *mc = MACHINE_GET_CLASS(ms);
-
-    if (mc->hvf_get_physical_address_range) {
-        pa_range = mc->hvf_get_physical_address_range(ms);
-        if (pa_range < 0) {
-            return -EINVAL;
+    QTAILQ_FOREACH(bp, &hvf_state->hvf_sw_breakpoints, entry) {
+        if (bp->pc == pc) {
+            return bp;
         }
     }
-
-    ret = hvf_arch_vm_create(ms, (uint32_t)pa_range);
-    if (ret == HV_DENIED) {
-        error_report("Could not access HVF. Is the executable signed"
-                     " with com.apple.security.hypervisor entitlement?");
-        exit(1);
-    }
-    assert_hvf_ok(ret);
-
-    s->num_slots = ARRAY_SIZE(s->slots);
-    for (x = 0; x < s->num_slots; ++x) {
-        s->slots[x].size = 0;
-        s->slots[x].slot_id = x;
-    }
-
-    QTAILQ_INIT(&s->hvf_sw_breakpoints);
-
-    hvf_state = s;
-    memory_listener_register(&hvf_memory_listener, &address_space_memory);
-
-    return hvf_arch_init();
+    return NULL;
 }
 
-static int hvf_gdbstub_sstep_flags(AccelState *as)
+int hvf_sw_breakpoints_active(CPUState *cpu)
 {
-    return SSTEP_ENABLE | SSTEP_NOIRQ;
+    return !QTAILQ_EMPTY(&hvf_state->hvf_sw_breakpoints);
 }
 
-static void hvf_accel_class_init(ObjectClass *oc, const void *data)
+int hvf_update_guest_debug(CPUState *cpu)
 {
-    AccelClass *ac = ACCEL_CLASS(oc);
-    ac->name = "HVF";
-    ac->init_machine = hvf_accel_init;
-    ac->allowed = &hvf_allowed;
-    ac->gdbstub_supported_sstep_flags = hvf_gdbstub_sstep_flags;
+    hvf_arch_update_guest_debug(cpu);
+    return 0;
 }
-
-static const TypeInfo hvf_accel_type = {
-    .name = TYPE_HVF_ACCEL,
-    .parent = TYPE_ACCEL,
-    .instance_size = sizeof(HVFState),
-    .class_init = hvf_accel_class_init,
-};
-
-static void hvf_type_init(void)
-{
-    type_register_static(&hvf_accel_type);
-}
-
-type_init(hvf_type_init);

accel/hvf/trace-events

@@ -1,7 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0-or-later
-#
-# See docs/devel/tracing.rst for syntax documentation.
-
-# hvf-accel-ops.c
-hvf_vm_map(uint64_t paddr, uint64_t size, void *vaddr, uint8_t flags, const char r, const char w, const char e) "paddr:0x%016"PRIx64" size:0x%08"PRIx64" vaddr:%p flags:0x%02x/%c%c%c"
-hvf_vm_unmap(uint64_t paddr, uint64_t size) "paddr:0x%016"PRIx64" size:0x%08"PRIx64

accel/hvf/trace.h

@@ -1,2 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-#include "trace/trace-accel_hvf.h"

accel/kvm/kvm-accel-ops.c

@@ -16,11 +16,10 @@
 #include "qemu/osdep.h"
 #include "qemu/error-report.h"
 #include "qemu/main-loop.h"
-#include "accel/accel-cpu-ops.h"
-#include "system/kvm.h"
-#include "system/kvm_int.h"
-#include "system/runstate.h"
-#include "system/cpus.h"
+#include "sysemu/kvm.h"
+#include "sysemu/kvm_int.h"
+#include "sysemu/runstate.h"
+#include "sysemu/cpus.h"
 #include "qemu/guest-random.h"
 #include "qapi/error.h"
 
@@ -34,9 +33,10 @@ static void *kvm_vcpu_thread_fn(void *arg)
 
     rcu_register_thread();
 
-    bql_lock();
+    qemu_mutex_lock_iothread();
     qemu_thread_get_self(cpu->thread);
     cpu->thread_id = qemu_get_thread_id();
+    cpu->can_do_io = 1;
     current_cpu = cpu;
 
     r = kvm_init_vcpu(cpu, &error_fatal);
@@ -58,7 +58,7 @@ static void *kvm_vcpu_thread_fn(void *arg)
 
     kvm_destroy_vcpu(cpu);
     cpu_thread_signal_destroyed(cpu);
-    bql_unlock();
+    qemu_mutex_unlock_iothread();
     rcu_unregister_thread();
     return NULL;
 }
@@ -67,6 +67,9 @@ static void kvm_start_vcpu_thread(CPUState *cpu)
 {
     char thread_name[VCPU_THREAD_NAME_SIZE];
 
+    cpu->thread = g_malloc0(sizeof(QemuThread));
+    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+    qemu_cond_init(cpu->halt_cond);
     snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/KVM",
              cpu->cpu_index);
     qemu_thread_create(cpu->thread, thread_name, kvm_vcpu_thread_fn,
@@ -80,17 +83,17 @@ static bool kvm_vcpu_thread_is_idle(CPUState *cpu)
 
 static bool kvm_cpus_are_resettable(void)
 {
-    return !kvm_enabled() || !kvm_state->guest_state_protected;
+    return !kvm_enabled() || kvm_cpu_check_are_resettable();
 }
 
-#ifdef TARGET_KVM_HAVE_GUEST_DEBUG
+#ifdef KVM_CAP_SET_GUEST_DEBUG
 static int kvm_update_guest_debug_ops(CPUState *cpu)
 {
     return kvm_update_guest_debug(cpu, 0);
 }
 #endif
 
-static void kvm_accel_ops_class_init(ObjectClass *oc, const void *data)
+static void kvm_accel_ops_class_init(ObjectClass *oc, void *data)
 {
     AccelOpsClass *ops = ACCEL_OPS_CLASS(oc);
 
@@ -101,9 +104,8 @@ static void kvm_accel_ops_class_init(ObjectClass *oc, const void *data)
     ops->synchronize_post_init = kvm_cpu_synchronize_post_init;
     ops->synchronize_state = kvm_cpu_synchronize_state;
     ops->synchronize_pre_loadvm = kvm_cpu_synchronize_pre_loadvm;
-    ops->handle_interrupt = generic_handle_interrupt;
 
-#ifdef TARGET_KVM_HAVE_GUEST_DEBUG
+#ifdef KVM_CAP_SET_GUEST_DEBUG
     ops->update_guest_debug = kvm_update_guest_debug_ops;
     ops->supports_guest_debug = kvm_supports_guest_debug;
     ops->insert_breakpoint = kvm_insert_breakpoint;

accel/kvm/kvm-cpus.h

@@ -10,6 +10,8 @@
 #ifndef KVM_CPUS_H
 #define KVM_CPUS_H
 
+#include "sysemu/cpus.h"
+
 int kvm_init_vcpu(CPUState *cpu, Error **errp);
 int kvm_cpu_exec(CPUState *cpu);
 void kvm_destroy_vcpu(CPUState *cpu);
@@ -20,4 +22,5 @@ bool kvm_supports_guest_debug(void);
 int kvm_insert_breakpoint(CPUState *cpu, int type, vaddr addr, vaddr len);
 int kvm_remove_breakpoint(CPUState *cpu, int type, vaddr addr, vaddr len);
 void kvm_remove_all_breakpoints(CPUState *cpu);
+
 #endif /* KVM_CPUS_H */

accel/kvm/trace-events

@@ -1,25 +1,21 @@
 # See docs/devel/tracing.rst for syntax documentation.
 
 # kvm-all.c
-kvm_ioctl(unsigned long type, void *arg) "type 0x%lx, arg %p"
-kvm_vm_ioctl(unsigned long type, void *arg) "type 0x%lx, arg %p"
-kvm_vcpu_ioctl(int cpu_index, unsigned long type, void *arg) "cpu_index %d, type 0x%lx, arg %p"
+kvm_ioctl(int type, void *arg) "type 0x%x, arg %p"
+kvm_vm_ioctl(int type, void *arg) "type 0x%x, arg %p"
+kvm_vcpu_ioctl(int cpu_index, int type, void *arg) "cpu_index %d, type 0x%x, arg %p"
 kvm_run_exit(int cpu_index, uint32_t reason) "cpu_index %d, reason %d"
-kvm_device_ioctl(int fd, unsigned long type, void *arg) "dev fd %d, type 0x%lx, arg %p"
+kvm_device_ioctl(int fd, int type, void *arg) "dev fd %d, type 0x%x, arg %p"
 kvm_failed_reg_get(uint64_t id, const char *msg) "Warning: Unable to retrieve ONEREG %" PRIu64 " from KVM: %s"
 kvm_failed_reg_set(uint64_t id, const char *msg) "Warning: Unable to set ONEREG %" PRIu64 " to KVM: %s"
 kvm_init_vcpu(int cpu_index, unsigned long arch_cpu_id) "index: %d id: %lu"
-kvm_create_vcpu(int cpu_index, unsigned long arch_cpu_id, int kvm_fd) "index: %d, id: %lu, kvm fd: %d"
-kvm_destroy_vcpu(int cpu_index, unsigned long arch_cpu_id) "index: %d id: %lu"
-kvm_park_vcpu(int cpu_index, unsigned long arch_cpu_id) "index: %d id: %lu"
-kvm_unpark_vcpu(unsigned long arch_cpu_id, const char *msg) "id: %lu %s"
 kvm_irqchip_commit_routes(void) ""
 kvm_irqchip_add_msi_route(char *name, int vector, int virq) "dev %s vector %d virq %d"
 kvm_irqchip_update_msi_route(int virq) "Updating MSI route virq=%d"
 kvm_irqchip_release_virq(int virq) "virq %d"
 kvm_set_ioeventfd_mmio(int fd, uint64_t addr, uint32_t val, bool assign, uint32_t size, bool datamatch) "fd: %d @0x%" PRIx64 " val=0x%x assign: %d size: %d match: %d"
 kvm_set_ioeventfd_pio(int fd, uint16_t addr, uint32_t val, bool assign, uint32_t size, bool datamatch) "fd: %d @0x%x val=0x%x assign: %d size: %d match: %d"
-kvm_set_user_memory(uint16_t as, uint16_t slot, uint32_t flags, uint64_t guest_phys_addr, uint64_t memory_size, uint64_t userspace_addr, uint32_t fd, uint64_t fd_offset, int ret) "AddrSpace#%d Slot#%d flags=0x%x gpa=0x%"PRIx64 " size=0x%"PRIx64 " ua=0x%"PRIx64 " guest_memfd=%d" " guest_memfd_offset=0x%" PRIx64 " ret=%d"
+kvm_set_user_memory(uint32_t slot, uint32_t flags, uint64_t guest_phys_addr, uint64_t memory_size, uint64_t userspace_addr, int ret) "Slot#%d flags=0x%x gpa=0x%"PRIx64 " size=0x%"PRIx64 " ua=0x%"PRIx64 " ret=%d"
 kvm_clear_dirty_log(uint32_t slot, uint64_t start, uint32_t size) "slot#%"PRId32" start 0x%"PRIx64" size 0x%"PRIx32
 kvm_resample_fd_notify(int gsi) "gsi %d"
 kvm_dirty_ring_full(int id) "vcpu %d"
@@ -29,11 +25,4 @@ kvm_dirty_ring_reaper(const char *s) "%s"
 kvm_dirty_ring_reap(uint64_t count, int64_t t) "reaped %"PRIu64" pages (took %"PRIi64" us)"
 kvm_dirty_ring_reaper_kick(const char *reason) "%s"
 kvm_dirty_ring_flush(int finished) "%d"
-kvm_failed_get_vcpu_mmap_size(void) ""
-kvm_cpu_exec(void) ""
-kvm_interrupt_exit_request(void) ""
-kvm_io_window_exit(void) ""
-kvm_run_exit_system_event(int cpu_index, uint32_t event_type) "cpu_index %d, system_even_type %"PRIu32
-kvm_convert_memory(uint64_t start, uint64_t size, const char *msg) "start 0x%" PRIx64 " size 0x%" PRIx64 " %s"
-kvm_memory_fault(uint64_t start, uint64_t size, uint64_t flags) "start 0x%" PRIx64 " size 0x%" PRIx64 " flags 0x%" PRIx64
-kvm_slots_grow(unsigned int old, unsigned int new) "%u -> %u"
+

accel/meson.build

@@ -1,6 +1,5 @@
-common_ss.add(files('accel-common.c'))
-specific_ss.add(files('accel-target.c'))
-system_ss.add(files('accel-system.c', 'accel-blocker.c', 'accel-qmp.c'))
+specific_ss.add(files('accel-common.c', 'accel-blocker.c'))
+system_ss.add(files('accel-softmmu.c'))
 user_ss.add(files('accel-user.c'))
 
 subdir('tcg')

accel/qtest/qtest.c

@@ -18,33 +18,18 @@
 #include "qemu/option.h"
 #include "qemu/config-file.h"
 #include "qemu/accel.h"
-#include "accel/accel-ops.h"
-#include "accel/accel-cpu-ops.h"
-#include "system/qtest.h"
-#include "system/cpus.h"
+#include "sysemu/qtest.h"
+#include "sysemu/cpus.h"
 #include "qemu/guest-random.h"
 #include "qemu/main-loop.h"
 #include "hw/core/cpu.h"
-#include "accel/dummy-cpus.h"
 
-static int64_t qtest_clock_counter;
-
-static int64_t qtest_get_virtual_clock(void)
-{
-    return qatomic_read_i64(&qtest_clock_counter);
-}
-
-static void qtest_set_virtual_clock(int64_t count)
-{
-    qatomic_set_i64(&qtest_clock_counter, count);
-}
-
-static int qtest_init_accel(AccelState *as, MachineState *ms)
+static int qtest_init_accel(MachineState *ms)
 {
     return 0;
 }
 
-static void qtest_accel_class_init(ObjectClass *oc, const void *data)
+static void qtest_accel_class_init(ObjectClass *oc, void *data)
 {
     AccelClass *ac = ACCEL_CLASS(oc);
     ac->name = "QTest";
@@ -61,14 +46,12 @@ static const TypeInfo qtest_accel_type = {
 };
 module_obj(TYPE_QTEST_ACCEL);
 
-static void qtest_accel_ops_class_init(ObjectClass *oc, const void *data)
+static void qtest_accel_ops_class_init(ObjectClass *oc, void *data)
 {
     AccelOpsClass *ops = ACCEL_OPS_CLASS(oc);
 
     ops->create_vcpu_thread = dummy_start_vcpu_thread;
     ops->get_virtual_clock = qtest_get_virtual_clock;
-    ops->set_virtual_clock = qtest_set_virtual_clock;
-    ops->handle_interrupt = generic_handle_interrupt;
 };
 
 static const TypeInfo qtest_accel_ops_type = {

accel/stubs/hax-stub.c

@@ -0,0 +1,24 @@
+/*
+ * QEMU HAXM support
+ *
+ * Copyright (c) 2015, Intel Corporation
+ *
+ * Copyright 2016 Google, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "sysemu/hax.h"
+
+bool hax_allowed;
+
+int hax_sync_vcpus(void)
+{
+    return 0;
+}

accel/stubs/hvf-stub.c

@@ -1,12 +0,0 @@
-/*
- * HVF stubs for QEMU
- *
- *  Copyright (c) Linaro
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-
-#include "qemu/osdep.h"
-#include "system/hvf.h"
-
-bool hvf_allowed;

accel/stubs/kvm-stub.c

@@ -11,29 +11,42 @@
  */
 
 #include "qemu/osdep.h"
-#include "system/kvm.h"
+#include "sysemu/kvm.h"
 #include "hw/pci/msi.h"
 
 KVMState *kvm_state;
 bool kvm_kernel_irqchip;
 bool kvm_async_interrupts_allowed;
+bool kvm_eventfds_allowed;
+bool kvm_irqfds_allowed;
 bool kvm_resamplefds_allowed;
 bool kvm_msi_via_irqfd_allowed;
 bool kvm_gsi_routing_allowed;
 bool kvm_gsi_direct_mapping;
 bool kvm_allowed;
 bool kvm_readonly_mem_allowed;
+bool kvm_ioeventfd_any_length_allowed;
 bool kvm_msi_use_devid;
+bool kvm_direct_msi_allowed;
 
 void kvm_flush_coalesced_mmio_buffer(void)
 {
 }
 
+void kvm_cpu_synchronize_state(CPUState *cpu)
+{
+}
+
 bool kvm_has_sync_mmu(void)
 {
     return false;
 }
 
+int kvm_has_many_ioeventfds(void)
+{
+    return 0;
+}
+
 int kvm_on_sigbus_vcpu(CPUState *cpu, int code, void *addr)
 {
     return 1;
@@ -79,6 +92,11 @@ void kvm_irqchip_change_notify(void)
 {
 }
 
+int kvm_irqchip_add_adapter_route(KVMState *s, AdapterInfo *adapter)
+{
+    return -ENOSYS;
+}
+
 int kvm_irqchip_add_irqfd_notifier_gsi(KVMState *s, EventNotifier *n,
                                        EventNotifier *rn, int virq)
 {
@@ -91,14 +109,14 @@ int kvm_irqchip_remove_irqfd_notifier_gsi(KVMState *s, EventNotifier *n,
     return -ENOSYS;
 }
 
-unsigned int kvm_get_max_memslots(void)
+bool kvm_has_free_slot(MachineState *ms)
 {
-    return 0;
+    return false;
 }
 
-unsigned int kvm_get_free_memslots(void)
+void kvm_init_cpu_signals(CPUState *cpu)
 {
-    return 0;
+    abort();
 }
 
 bool kvm_arm_supports_user_irq(void)
@@ -115,13 +133,3 @@ uint32_t kvm_dirty_ring_size(void)
 {
     return 0;
 }
-
-bool kvm_hwpoisoned_mem(void)
-{
-    return false;
-}
-
-int kvm_create_guest_memfd(uint64_t size, uint64_t flags, Error **errp)
-{
-    return -ENOSYS;
-}

accel/stubs/meson.build

@@ -1,9 +1,7 @@
-system_stubs_ss = ss.source_set()
-system_stubs_ss.add(when: 'CONFIG_XEN', if_false: files('xen-stub.c'))
-system_stubs_ss.add(when: 'CONFIG_KVM', if_false: files('kvm-stub.c'))
-system_stubs_ss.add(when: 'CONFIG_TCG', if_false: files('tcg-stub.c'))
-system_stubs_ss.add(when: 'CONFIG_HVF', if_false: files('hvf-stub.c'))
-system_stubs_ss.add(when: 'CONFIG_NVMM', if_false: files('nvmm-stub.c'))
-system_stubs_ss.add(when: 'CONFIG_WHPX', if_false: files('whpx-stub.c'))
+sysemu_stubs_ss = ss.source_set()
+sysemu_stubs_ss.add(when: 'CONFIG_HAX', if_false: files('hax-stub.c'))
+sysemu_stubs_ss.add(when: 'CONFIG_XEN', if_false: files('xen-stub.c'))
+sysemu_stubs_ss.add(when: 'CONFIG_KVM', if_false: files('kvm-stub.c'))
+sysemu_stubs_ss.add(when: 'CONFIG_TCG', if_false: files('tcg-stub.c'))
 
-specific_ss.add_all(when: ['CONFIG_SYSTEM_ONLY'], if_true: system_stubs_ss)
+specific_ss.add_all(when: ['CONFIG_SYSTEM_ONLY'], if_true: sysemu_stubs_ss)

accel/stubs/nvmm-stub.c

@@ -1,12 +0,0 @@
-/*
- * NVMM stubs for QEMU
- *
- *  Copyright (c) Linaro
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-
-#include "qemu/osdep.h"
-#include "system/nvmm.h"
-
-bool nvmm_allowed;

accel/stubs/tcg-stub.c

@@ -11,7 +11,34 @@
  */
 
 #include "qemu/osdep.h"
-#include "exec/cpu-common.h"
+#include "exec/tb-flush.h"
+#include "exec/exec-all.h"
+
+void tb_flush(CPUState *cpu)
+{
+}
+
+void tlb_set_dirty(CPUState *cpu, vaddr vaddr)
+{
+}
+
+void tcg_flush_jmp_cache(CPUState *cpu)
+{
+}
+
+int probe_access_flags(CPUArchState *env, vaddr addr, int size,
+                       MMUAccessType access_type, int mmu_idx,
+                       bool nonfault, void **phost, uintptr_t retaddr)
+{
+     g_assert_not_reached();
+}
+
+void *probe_access(CPUArchState *env, vaddr addr, int size,
+                   MMUAccessType access_type, int mmu_idx, uintptr_t retaddr)
+{
+     /* Handled by hardware accelerator. */
+     g_assert_not_reached();
+}
 
 G_NORETURN void cpu_loop_exit(CPUState *cpu)
 {

accel/stubs/whpx-stub.c

@@ -1,12 +0,0 @@
-/*
- * WHPX stubs for QEMU
- *
- *  Copyright (c) Linaro
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- */
-
-#include "qemu/osdep.h"
-#include "system/whpx.h"
-
-bool whpx_allowed;

accel/stubs/xen-stub.c

@@ -6,7 +6,7 @@
  */
 
 #include "qemu/osdep.h"
-#include "system/xen.h"
+#include "sysemu/xen.h"
 #include "qapi/qapi-commands-migration.h"
 
 bool xen_allowed;

accel/tcg/atomic_common.c.inc

@@ -14,20 +14,9 @@
  */
 
 static void atomic_trace_rmw_post(CPUArchState *env, uint64_t addr,
-                                  uint64_t read_value_low,
-                                  uint64_t read_value_high,
-                                  uint64_t write_value_low,
-                                  uint64_t write_value_high,
                                   MemOpIdx oi)
 {
-    if (cpu_plugin_mem_cbs_enabled(env_cpu(env))) {
-        qemu_plugin_vcpu_mem_cb(env_cpu(env), addr,
-                                read_value_low, read_value_high,
-                                oi, QEMU_PLUGIN_MEM_R);
-        qemu_plugin_vcpu_mem_cb(env_cpu(env), addr,
-                                write_value_low, write_value_high,
-                                oi, QEMU_PLUGIN_MEM_W);
-    }
+    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, oi, QEMU_PLUGIN_MEM_RW);
 }
 
 /*

accel/tcg/atomic_template.h

@@ -53,14 +53,6 @@
 # error unsupported data size
 #endif
 
-#if DATA_SIZE == 16
-# define VALUE_LOW(val) int128_getlo(val)
-# define VALUE_HIGH(val) int128_gethi(val)
-#else
-# define VALUE_LOW(val) val
-# define VALUE_HIGH(val) 0
-#endif
-
 #if DATA_SIZE >= 4
 # define ABI_TYPE  DATA_TYPE
 #else
@@ -77,12 +69,11 @@
 # define END  _le
 #endif
 
-ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, vaddr addr,
+ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, target_ulong addr,
                               ABI_TYPE cmpv, ABI_TYPE newv,
                               MemOpIdx oi, uintptr_t retaddr)
 {
-    DATA_TYPE *haddr = atomic_mmu_lookup(env_cpu(env), addr, oi,
-                                         DATA_SIZE, retaddr);
+    DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, retaddr);
     DATA_TYPE ret;
 
 #if DATA_SIZE == 16
@@ -91,48 +82,32 @@ ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, vaddr addr,
     ret = qatomic_cmpxchg__nocheck(haddr, cmpv, newv);
 #endif
     ATOMIC_MMU_CLEANUP;
-    atomic_trace_rmw_post(env, addr,
-                          VALUE_LOW(ret),
-                          VALUE_HIGH(ret),
-                          VALUE_LOW(newv),
-                          VALUE_HIGH(newv),
-                          oi);
+    atomic_trace_rmw_post(env, addr, oi);
     return ret;
 }
 
 #if DATA_SIZE < 16
-ABI_TYPE ATOMIC_NAME(xchg)(CPUArchState *env, vaddr addr, ABI_TYPE val,
+ABI_TYPE ATOMIC_NAME(xchg)(CPUArchState *env, target_ulong addr, ABI_TYPE val,
                            MemOpIdx oi, uintptr_t retaddr)
 {
-    DATA_TYPE *haddr = atomic_mmu_lookup(env_cpu(env), addr, oi,
-                                         DATA_SIZE, retaddr);
+    DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, retaddr);
     DATA_TYPE ret;
 
     ret = qatomic_xchg__nocheck(haddr, val);
     ATOMIC_MMU_CLEANUP;
-    atomic_trace_rmw_post(env, addr,
-                          VALUE_LOW(ret),
-                          VALUE_HIGH(ret),
-                          VALUE_LOW(val),
-                          VALUE_HIGH(val),
-                          oi);
+    atomic_trace_rmw_post(env, addr, oi);
     return ret;
 }
 
 #define GEN_ATOMIC_HELPER(X)                                        \
-ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, vaddr addr,              \
+ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr,       \
                         ABI_TYPE val, MemOpIdx oi, uintptr_t retaddr) \
 {                                                                   \
     DATA_TYPE *haddr, ret;                                          \
-    haddr = atomic_mmu_lookup(env_cpu(env), addr, oi, DATA_SIZE, retaddr);   \
+    haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, retaddr);   \
     ret = qatomic_##X(haddr, val);                                  \
     ATOMIC_MMU_CLEANUP;                                             \
-    atomic_trace_rmw_post(env, addr,                                \
-                          VALUE_LOW(ret),                           \
-                          VALUE_HIGH(ret),                          \
-                          VALUE_LOW(val),                           \
-                          VALUE_HIGH(val),                          \
-                          oi);                                      \
+    atomic_trace_rmw_post(env, addr, oi);                           \
     return ret;                                                     \
 }
 
@@ -156,11 +131,11 @@ GEN_ATOMIC_HELPER(xor_fetch)
  * of CF_PARALLEL's value, we'll trace just a read and a write.
  */
 #define GEN_ATOMIC_HELPER_FN(X, FN, XDATA_TYPE, RET)                \
-ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, vaddr addr,              \
+ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr,       \
                         ABI_TYPE xval, MemOpIdx oi, uintptr_t retaddr) \
 {                                                                   \
     XDATA_TYPE *haddr, cmp, old, new, val = xval;                   \
-    haddr = atomic_mmu_lookup(env_cpu(env), addr, oi, DATA_SIZE, retaddr);   \
+    haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, retaddr);   \
     smp_mb();                                                       \
     cmp = qatomic_read__nocheck(haddr);                             \
     do {                                                            \
@@ -168,12 +143,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, vaddr addr,              \
         cmp = qatomic_cmpxchg__nocheck(haddr, old, new);            \
     } while (cmp != old);                                           \
     ATOMIC_MMU_CLEANUP;                                             \
-    atomic_trace_rmw_post(env, addr,                                \
-                          VALUE_LOW(old),                           \
-                          VALUE_HIGH(old),                          \
-                          VALUE_LOW(xval),                          \
-                          VALUE_HIGH(xval),                         \
-                          oi);                                      \
+    atomic_trace_rmw_post(env, addr, oi);                           \
     return RET;                                                     \
 }
 
@@ -202,12 +172,11 @@ GEN_ATOMIC_HELPER_FN(umax_fetch, MAX,  DATA_TYPE, new)
 # define END  _be
 #endif
 
-ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, vaddr addr,
+ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, target_ulong addr,
                               ABI_TYPE cmpv, ABI_TYPE newv,
                               MemOpIdx oi, uintptr_t retaddr)
 {
-    DATA_TYPE *haddr = atomic_mmu_lookup(env_cpu(env), addr, oi,
-                                         DATA_SIZE, retaddr);
+    DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, retaddr);
     DATA_TYPE ret;
 
 #if DATA_SIZE == 16
@@ -216,48 +185,32 @@ ABI_TYPE ATOMIC_NAME(cmpxchg)(CPUArchState *env, vaddr addr,
     ret = qatomic_cmpxchg__nocheck(haddr, BSWAP(cmpv), BSWAP(newv));
 #endif
     ATOMIC_MMU_CLEANUP;
-    atomic_trace_rmw_post(env, addr,
-                          VALUE_LOW(ret),
-                          VALUE_HIGH(ret),
-                          VALUE_LOW(newv),
-                          VALUE_HIGH(newv),
-                          oi);
+    atomic_trace_rmw_post(env, addr, oi);
     return BSWAP(ret);
 }
 
 #if DATA_SIZE < 16
-ABI_TYPE ATOMIC_NAME(xchg)(CPUArchState *env, vaddr addr, ABI_TYPE val,
+ABI_TYPE ATOMIC_NAME(xchg)(CPUArchState *env, target_ulong addr, ABI_TYPE val,
                            MemOpIdx oi, uintptr_t retaddr)
 {
-    DATA_TYPE *haddr = atomic_mmu_lookup(env_cpu(env), addr, oi,
-                                         DATA_SIZE, retaddr);
+    DATA_TYPE *haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, retaddr);
     ABI_TYPE ret;
 
     ret = qatomic_xchg__nocheck(haddr, BSWAP(val));
     ATOMIC_MMU_CLEANUP;
-    atomic_trace_rmw_post(env, addr,
-                          VALUE_LOW(ret),
-                          VALUE_HIGH(ret),
-                          VALUE_LOW(val),
-                          VALUE_HIGH(val),
-                          oi);
+    atomic_trace_rmw_post(env, addr, oi);
     return BSWAP(ret);
 }
 
 #define GEN_ATOMIC_HELPER(X)                                        \
-ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, vaddr addr,              \
+ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr,       \
                         ABI_TYPE val, MemOpIdx oi, uintptr_t retaddr) \
 {                                                                   \
     DATA_TYPE *haddr, ret;                                          \
-    haddr = atomic_mmu_lookup(env_cpu(env), addr, oi, DATA_SIZE, retaddr);   \
+    haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, retaddr);   \
     ret = qatomic_##X(haddr, BSWAP(val));                           \
     ATOMIC_MMU_CLEANUP;                                             \
-    atomic_trace_rmw_post(env, addr,                                \
-                          VALUE_LOW(ret),                           \
-                          VALUE_HIGH(ret),                          \
-                          VALUE_LOW(val),                           \
-                          VALUE_HIGH(val),                          \
-                          oi);                                      \
+    atomic_trace_rmw_post(env, addr, oi);                           \
     return BSWAP(ret);                                              \
 }
 
@@ -278,11 +231,11 @@ GEN_ATOMIC_HELPER(xor_fetch)
  * of CF_PARALLEL's value, we'll trace just a read and a write.
  */
 #define GEN_ATOMIC_HELPER_FN(X, FN, XDATA_TYPE, RET)                \
-ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, vaddr addr,              \
+ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, target_ulong addr,       \
                         ABI_TYPE xval, MemOpIdx oi, uintptr_t retaddr) \
 {                                                                   \
     XDATA_TYPE *haddr, ldo, ldn, old, new, val = xval;              \
-    haddr = atomic_mmu_lookup(env_cpu(env), addr, oi, DATA_SIZE, retaddr);   \
+    haddr = atomic_mmu_lookup(env, addr, oi, DATA_SIZE, retaddr);   \
     smp_mb();                                                       \
     ldn = qatomic_read__nocheck(haddr);                             \
     do {                                                            \
@@ -290,12 +243,7 @@ ABI_TYPE ATOMIC_NAME(X)(CPUArchState *env, vaddr addr,              \
         ldn = qatomic_cmpxchg__nocheck(haddr, ldo, BSWAP(new));     \
     } while (ldo != ldn);                                           \
     ATOMIC_MMU_CLEANUP;                                             \
-    atomic_trace_rmw_post(env, addr,                                \
-                          VALUE_LOW(old),                           \
-                          VALUE_HIGH(old),                          \
-                          VALUE_LOW(xval),                          \
-                          VALUE_HIGH(xval),                         \
-                          oi);                                      \
+    atomic_trace_rmw_post(env, addr, oi);                           \
     return RET;                                                     \
 }
 
@@ -329,5 +277,3 @@ GEN_ATOMIC_HELPER_FN(add_fetch, ADD, DATA_TYPE, new)
 #undef SUFFIX
 #undef DATA_SIZE
 #undef SHIFT
-#undef VALUE_LOW
-#undef VALUE_HIGH

accel/tcg/backend-ldst.h

@@ -1,41 +0,0 @@
-/*
- * Internal memory barrier helpers for QEMU (target agnostic)
- *
- *  Copyright (c) 2003 Fabrice Bellard
- *
- * SPDX-License-Identifier: LGPL-2.1-or-later
- */
-
-#ifndef ACCEL_TCG_BACKEND_LDST_H
-#define ACCEL_TCG_BACKEND_LDST_H
-
-#include "tcg-target-mo.h"
-
-/**
- * tcg_req_mo:
- * @guest_mo: Guest default memory order
- * @type: TCGBar
- *
- * Filter @type to the barrier that is required for the guest
- * memory ordering vs the host memory ordering.  A non-zero
- * result indicates that some barrier is required.
- */
-#define tcg_req_mo(guest_mo, type) \
-    ((type) & guest_mo & ~TCG_TARGET_DEFAULT_MO)
-
-/**
- * cpu_req_mo:
- * @cpu: CPUState
- * @type: TCGBar
- *
- * If tcg_req_mo indicates a barrier for @type is required
- * for the guest memory model, issue a host memory barrier.
- */
-#define cpu_req_mo(cpu, type)     \
-    do {                          \
-        if (tcg_req_mo(cpu->cc->tcg_ops->guest_default_memory_order, type)) { \
-            smp_mb();             \
-        }                         \
-    } while (0)
-
-#endif

accel/tcg/cpu-exec-common.c

@@ -18,45 +18,14 @@
  */
 
 #include "qemu/osdep.h"
-#include "exec/log.h"
-#include "system/tcg.h"
+#include "sysemu/cpus.h"
+#include "sysemu/tcg.h"
+#include "exec/exec-all.h"
 #include "qemu/plugin.h"
-#include "internal-common.h"
+#include "internal.h"
 
 bool tcg_allowed;
 
-bool tcg_cflags_has(CPUState *cpu, uint32_t flags)
-{
-    return cpu->tcg_cflags & flags;
-}
-
-void tcg_cflags_set(CPUState *cpu, uint32_t flags)
-{
-    cpu->tcg_cflags |= flags;
-}
-
-uint32_t curr_cflags(CPUState *cpu)
-{
-    uint32_t cflags = cpu->tcg_cflags;
-
-    /*
-     * Record gdb single-step.  We should be exiting the TB by raising
-     * EXCP_DEBUG, but to simplify other tests, disable chaining too.
-     *
-     * For singlestep and -d nochain, suppress goto_tb so that
-     * we can log -d cpu,exec after every TB.
-     */
-    if (unlikely(cpu->singlestep_enabled)) {
-        cflags |= CF_NO_GOTO_TB | CF_NO_GOTO_PTR | CF_SINGLE_STEP | 1;
-    } else if (qatomic_read(&one_insn_per_tb)) {
-        cflags |= CF_NO_GOTO_TB | 1;
-    } else if (qemu_loglevel_mask(CPU_LOG_TB_NOCHAIN)) {
-        cflags |= CF_NO_GOTO_TB;
-    }
-
-    return cflags;
-}
-
 /* exit the current TB, but without causing any exception to be raised */
 void cpu_loop_exit_noexc(CPUState *cpu)
 {
@@ -67,7 +36,7 @@ void cpu_loop_exit_noexc(CPUState *cpu)
 void cpu_loop_exit(CPUState *cpu)
 {
     /* Undo the setting in cpu_tb_exec.  */
-    cpu->neg.can_do_io = true;
+    cpu->can_do_io = 1;
     /* Undo any setting in generated code.  */
     qemu_plugin_disable_mem_helpers(cpu);
     siglongjmp(cpu->jmp_env, 1);

accel/tcg/cpu-exec.c

@@ -21,30 +21,28 @@
 #include "qemu/qemu-print.h"
 #include "qapi/error.h"
 #include "qapi/type-helpers.h"
-#include "hw/core/cpu.h"
-#include "accel/tcg/cpu-ops.h"
-#include "accel/tcg/helper-retaddr.h"
+#include "hw/core/tcg-cpu-ops.h"
 #include "trace.h"
 #include "disas/disas.h"
-#include "exec/cpu-common.h"
-#include "exec/cpu-interrupt.h"
-#include "exec/page-protection.h"
-#include "exec/mmap-lock.h"
-#include "exec/translation-block.h"
+#include "exec/exec-all.h"
 #include "tcg/tcg.h"
 #include "qemu/atomic.h"
 #include "qemu/rcu.h"
 #include "exec/log.h"
 #include "qemu/main-loop.h"
-#include "exec/icount.h"
+#if defined(TARGET_I386) && !defined(CONFIG_USER_ONLY)
+#include "hw/i386/apic.h"
+#endif
+#include "sysemu/cpus.h"
+#include "exec/cpu-all.h"
+#include "sysemu/cpu-timers.h"
 #include "exec/replay-core.h"
-#include "system/tcg.h"
+#include "sysemu/tcg.h"
 #include "exec/helper-proto-common.h"
 #include "tb-jmp-cache.h"
 #include "tb-hash.h"
 #include "tb-context.h"
-#include "tb-internal.h"
-#include "internal-common.h"
+#include "internal.h"
 
 /* -icount align implementation. */
 
@@ -75,7 +73,7 @@ static void align_clocks(SyncClocks *sc, CPUState *cpu)
         return;
     }
 
-    cpu_icount = cpu->icount_extra + cpu->neg.icount_decr.u16.low;
+    cpu_icount = cpu->icount_extra + cpu_neg(cpu)->icount_decr.u16.low;
     sc->diff_clk += icount_to_ns(sc->last_cpu_icount - cpu_icount);
     sc->last_cpu_icount = cpu_icount;
 
@@ -126,7 +124,7 @@ static void init_delay_params(SyncClocks *sc, CPUState *cpu)
     sc->realtime_clock = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL_RT);
     sc->diff_clk = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - sc->realtime_clock;
     sc->last_cpu_icount
-        = cpu->icount_extra + cpu->neg.icount_decr.u16.low;
+        = cpu->icount_extra + cpu_neg(cpu)->icount_decr.u16.low;
     if (sc->diff_clk < max_delay) {
         max_delay = sc->diff_clk;
     }
@@ -148,10 +146,35 @@ static void init_delay_params(SyncClocks *sc, const CPUState *cpu)
 }
 #endif /* CONFIG USER ONLY */
 
+uint32_t curr_cflags(CPUState *cpu)
+{
+    uint32_t cflags = cpu->tcg_cflags;
+
+    /*
+     * Record gdb single-step.  We should be exiting the TB by raising
+     * EXCP_DEBUG, but to simplify other tests, disable chaining too.
+     *
+     * For singlestep and -d nochain, suppress goto_tb so that
+     * we can log -d cpu,exec after every TB.
+     */
+    if (unlikely(cpu->singlestep_enabled)) {
+        cflags |= CF_NO_GOTO_TB | CF_NO_GOTO_PTR | CF_SINGLE_STEP | 1;
+    } else if (qatomic_read(&one_insn_per_tb)) {
+        cflags |= CF_NO_GOTO_TB | 1;
+    } else if (qemu_loglevel_mask(CPU_LOG_TB_NOCHAIN)) {
+        cflags |= CF_NO_GOTO_TB;
+    }
+
+    return cflags;
+}
+
 struct tb_desc {
-    TCGTBCPUState s;
+    vaddr pc;
+    uint64_t cs_base;
     CPUArchState *env;
     tb_page_addr_t page_addr0;
+    uint32_t flags;
+    uint32_t cflags;
 };
 
 static bool tb_lookup_cmp(const void *p, const void *d)
@@ -159,11 +182,11 @@ static bool tb_lookup_cmp(const void *p, const void *d)
     const TranslationBlock *tb = p;
     const struct tb_desc *desc = d;
 
-    if ((tb_cflags(tb) & CF_PCREL || tb->pc == desc->s.pc) &&
+    if ((tb_cflags(tb) & CF_PCREL || tb->pc == desc->pc) &&
         tb_page_addr0(tb) == desc->page_addr0 &&
-        tb->cs_base == desc->s.cs_base &&
-        tb->flags == desc->s.flags &&
-        tb_cflags(tb) == desc->s.cflags) {
+        tb->cs_base == desc->cs_base &&
+        tb->flags == desc->flags &&
+        tb_cflags(tb) == desc->cflags) {
         /* check next page if needed */
         tb_page_addr_t tb_phys_page1 = tb_page_addr1(tb);
         if (tb_phys_page1 == -1) {
@@ -181,7 +204,7 @@ static bool tb_lookup_cmp(const void *p, const void *d)
              * is different for the new TB.  Therefore any exception raised
              * here by the faulting lookup is not premature.
              */
-            virt_page1 = TARGET_PAGE_ALIGN(desc->s.pc);
+            virt_page1 = TARGET_PAGE_ALIGN(desc->pc);
             phys_page1 = get_page_addr_code(desc->env, virt_page1);
             if (tb_phys_page1 == phys_page1) {
                 return true;
@@ -191,73 +214,81 @@ static bool tb_lookup_cmp(const void *p, const void *d)
     return false;
 }
 
-static TranslationBlock *tb_htable_lookup(CPUState *cpu, TCGTBCPUState s)
+static TranslationBlock *tb_htable_lookup(CPUState *cpu, vaddr pc,
+                                          uint64_t cs_base, uint32_t flags,
+                                          uint32_t cflags)
 {
     tb_page_addr_t phys_pc;
     struct tb_desc desc;
     uint32_t h;
 
-    desc.s = s;
-    desc.env = cpu_env(cpu);
-    phys_pc = get_page_addr_code(desc.env, s.pc);
+    desc.env = cpu->env_ptr;
+    desc.cs_base = cs_base;
+    desc.flags = flags;
+    desc.cflags = cflags;
+    desc.pc = pc;
+    phys_pc = get_page_addr_code(desc.env, pc);
     if (phys_pc == -1) {
         return NULL;
     }
     desc.page_addr0 = phys_pc;
-    h = tb_hash_func(phys_pc, (s.cflags & CF_PCREL ? 0 : s.pc),
-                     s.flags, s.cs_base, s.cflags);
+    h = tb_hash_func(phys_pc, (cflags & CF_PCREL ? 0 : pc),
+                     flags, cs_base, cflags);
     return qht_lookup_custom(&tb_ctx.htable, &desc, h, tb_lookup_cmp);
 }
 
-/**
- * tb_lookup:
- * @cpu: CPU that will execute the returned translation block
- * @pc: guest PC
- * @cs_base: arch-specific value associated with translation block
- * @flags: arch-specific translation block flags
- * @cflags: CF_* flags
- *
- * Look up a translation block inside the QHT using @pc, @cs_base, @flags and
- * @cflags. Uses @cpu's tb_jmp_cache. Might cause an exception, so have a
- * longjmp destination ready.
- *
- * Returns: an existing translation block or NULL.
- */
-static inline TranslationBlock *tb_lookup(CPUState *cpu, TCGTBCPUState s)
+/* Might cause an exception, so have a longjmp destination ready */
+static inline TranslationBlock *tb_lookup(CPUState *cpu, vaddr pc,
+                                          uint64_t cs_base, uint32_t flags,
+                                          uint32_t cflags)
 {
     TranslationBlock *tb;
     CPUJumpCache *jc;
     uint32_t hash;
 
     /* we should never be trying to look up an INVALID tb */
-    tcg_debug_assert(!(s.cflags & CF_INVALID));
+    tcg_debug_assert(!(cflags & CF_INVALID));
 
-    hash = tb_jmp_cache_hash_func(s.pc);
+    hash = tb_jmp_cache_hash_func(pc);
     jc = cpu->tb_jmp_cache;
 
-    tb = qatomic_read(&jc->array[hash].tb);
-    if (likely(tb &&
-               jc->array[hash].pc == s.pc &&
-               tb->cs_base == s.cs_base &&
-               tb->flags == s.flags &&
-               tb_cflags(tb) == s.cflags)) {
-        goto hit;
-    }
+    if (cflags & CF_PCREL) {
+        /* Use acquire to ensure current load of pc from jc. */
+        tb = qatomic_load_acquire(&jc->array[hash].tb);
 
-    tb = tb_htable_lookup(cpu, s);
+        if (likely(tb &&
+                   jc->array[hash].pc == pc &&
+                   tb->cs_base == cs_base &&
+                   tb->flags == flags &&
+                   tb_cflags(tb) == cflags)) {
+            return tb;
+        }
+        tb = tb_htable_lookup(cpu, pc, cs_base, flags, cflags);
         if (tb == NULL) {
             return NULL;
         }
+        jc->array[hash].pc = pc;
+        /* Ensure pc is written first. */
+        qatomic_store_release(&jc->array[hash].tb, tb);
+    } else {
+        /* Use rcu_read to ensure current load of pc from *tb. */
+        tb = qatomic_rcu_read(&jc->array[hash].tb);
 
-    jc->array[hash].pc = s.pc;
+        if (likely(tb &&
+                   tb->pc == pc &&
+                   tb->cs_base == cs_base &&
+                   tb->flags == flags &&
+                   tb_cflags(tb) == cflags)) {
+            return tb;
+        }
+        tb = tb_htable_lookup(cpu, pc, cs_base, flags, cflags);
+        if (tb == NULL) {
+            return NULL;
+        }
+        /* Use the pc value already stored in tb->pc. */
         qatomic_set(&jc->array[hash].tb, tb);
+    }
 
-hit:
-    /*
-     * As long as tb is not NULL, the contents are consistent.  Therefore,
-     * the virtual PC has to match for non-CF_PCREL translations.
-     */
-    assert((tb_cflags(tb) & CF_PCREL) || tb->pc == s.pc);
     return tb;
 }
 
@@ -274,11 +305,14 @@ static void log_cpu_exec(vaddr pc, CPUState *cpu,
         if (qemu_loglevel_mask(CPU_LOG_TB_CPU)) {
             FILE *logfile = qemu_log_trylock();
             if (logfile) {
-                int flags = CPU_DUMP_CCOP;
+                int flags = 0;
 
                 if (qemu_loglevel_mask(CPU_LOG_TB_FPU)) {
                     flags |= CPU_DUMP_FPU;
                 }
+#if defined(TARGET_I386)
+                flags |= CPU_DUMP_CCOP;
+#endif
                 if (qemu_loglevel_mask(CPU_LOG_TB_VPU)) {
                     flags |= CPU_DUMP_VPU;
                 }
@@ -322,9 +356,9 @@ static bool check_for_breakpoints_slow(CPUState *cpu, vaddr pc,
 #ifdef CONFIG_USER_ONLY
                 g_assert_not_reached();
 #else
-                const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-                assert(tcg_ops->debug_check_breakpoint);
-                match_bp = tcg_ops->debug_check_breakpoint(cpu);
+                CPUClass *cc = CPU_GET_CLASS(cpu);
+                assert(cc->tcg_ops->debug_check_breakpoint);
+                match_bp = cc->tcg_ops->debug_check_breakpoint(cpu);
 #endif
             }
 
@@ -350,7 +384,7 @@ static bool check_for_breakpoints_slow(CPUState *cpu, vaddr pc,
      * breakpoints are removed.
      */
     if (match_page) {
-        *cflags = (*cflags & ~CF_COUNT_MASK) | CF_NO_GOTO_TB | CF_BP_PAGE | 1;
+        *cflags = (*cflags & ~CF_COUNT_MASK) | CF_NO_GOTO_TB | 1;
     }
     return false;
 }
@@ -374,45 +408,29 @@ const void *HELPER(lookup_tb_ptr)(CPUArchState *env)
 {
     CPUState *cpu = env_cpu(env);
     TranslationBlock *tb;
+    vaddr pc;
+    uint64_t cs_base;
+    uint32_t flags, cflags;
 
-    /*
-     * By definition we've just finished a TB, so I/O is OK.
-     * Avoid the possibility of calling cpu_io_recompile() if
-     * a page table walk triggered by tb_lookup() calling
-     * probe_access_internal() happens to touch an MMIO device.
-     * The next TB, if we chain to it, will clear the flag again.
-     */
-    cpu->neg.can_do_io = true;
+    cpu_get_tb_cpu_state(env, &pc, &cs_base, &flags);
 
-    TCGTBCPUState s = cpu->cc->tcg_ops->get_tb_cpu_state(cpu);
-    s.cflags = curr_cflags(cpu);
-
-    if (check_for_breakpoints(cpu, s.pc, &s.cflags)) {
+    cflags = curr_cflags(cpu);
+    if (check_for_breakpoints(cpu, pc, &cflags)) {
         cpu_loop_exit(cpu);
     }
 
-    tb = tb_lookup(cpu, s);
+    tb = tb_lookup(cpu, pc, cs_base, flags, cflags);
     if (tb == NULL) {
         return tcg_code_gen_epilogue;
     }
 
     if (qemu_loglevel_mask(CPU_LOG_TB_CPU | CPU_LOG_EXEC)) {
-        log_cpu_exec(s.pc, cpu, tb);
+        log_cpu_exec(pc, cpu, tb);
     }
 
     return tb->tc.ptr;
 }
 
-/* Return the current PC from CPU, which may be cached in TB. */
-static vaddr log_pc(CPUState *cpu, const TranslationBlock *tb)
-{
-    if (tb_cflags(tb) & CF_PCREL) {
-        return cpu->cc->get_pc(cpu);
-    } else {
-        return tb->pc;
-    }
-}
-
 /* Execute a TB, and fix up the CPU state afterwards if necessary */
 /*
  * Disable CFI checks.
@@ -426,6 +444,7 @@ static vaddr log_pc(CPUState *cpu, const TranslationBlock *tb)
 static inline TranslationBlock * QEMU_DISABLE_CFI
 cpu_tb_exec(CPUState *cpu, TranslationBlock *itb, int *tb_exit)
 {
+    CPUArchState *env = cpu->env_ptr;
     uintptr_t ret;
     TranslationBlock *last_tb;
     const void *tb_ptr = itb->tc.ptr;
@@ -435,8 +454,8 @@ cpu_tb_exec(CPUState *cpu, TranslationBlock *itb, int *tb_exit)
     }
 
     qemu_thread_jit_execute();
-    ret = tcg_qemu_tb_exec(cpu_env(cpu), tb_ptr);
-    cpu->neg.can_do_io = true;
+    ret = tcg_qemu_tb_exec(env, tb_ptr);
+    cpu->can_do_io = 1;
     qemu_plugin_disable_mem_helpers(cpu);
     /*
      * TODO: Delay swapping back to the read-write region of the TB
@@ -456,11 +475,10 @@ cpu_tb_exec(CPUState *cpu, TranslationBlock *itb, int *tb_exit)
          * counter hit zero); we must restore the guest PC to the address
          * of the start of the TB.
          */
-        CPUClass *cc = cpu->cc;
-        const TCGCPUOps *tcg_ops = cc->tcg_ops;
+        CPUClass *cc = CPU_GET_CLASS(cpu);
 
-        if (tcg_ops->synchronize_from_tb) {
-            tcg_ops->synchronize_from_tb(cpu, last_tb);
+        if (cc->tcg_ops->synchronize_from_tb) {
+            cc->tcg_ops->synchronize_from_tb(cpu, last_tb);
         } else {
             tcg_debug_assert(!(tb_cflags(last_tb) & CF_PCREL));
             assert(cc->set_pc);
@@ -492,19 +510,19 @@ cpu_tb_exec(CPUState *cpu, TranslationBlock *itb, int *tb_exit)
 
 static void cpu_exec_enter(CPUState *cpu)
 {
-    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
+    CPUClass *cc = CPU_GET_CLASS(cpu);
 
-    if (tcg_ops->cpu_exec_enter) {
-        tcg_ops->cpu_exec_enter(cpu);
+    if (cc->tcg_ops->cpu_exec_enter) {
+        cc->tcg_ops->cpu_exec_enter(cpu);
     }
 }
 
 static void cpu_exec_exit(CPUState *cpu)
 {
-    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
+    CPUClass *cc = CPU_GET_CLASS(cpu);
 
-    if (tcg_ops->cpu_exec_exit) {
-        tcg_ops->cpu_exec_exit(cpu);
+    if (cc->tcg_ops->cpu_exec_exit) {
+        cc->tcg_ops->cpu_exec_exit(cpu);
     }
 }
 
@@ -539,15 +557,19 @@ static void cpu_exec_longjmp_cleanup(CPUState *cpu)
         tcg_ctx->gen_tb = NULL;
     }
 #endif
-    if (bql_locked()) {
-        bql_unlock();
+    if (qemu_mutex_iothread_locked()) {
+        qemu_mutex_unlock_iothread();
     }
     assert_no_pages_locked();
 }
 
 void cpu_exec_step_atomic(CPUState *cpu)
 {
+    CPUArchState *env = cpu->env_ptr;
     TranslationBlock *tb;
+    vaddr pc;
+    uint64_t cs_base;
+    uint32_t flags, cflags;
     int tb_exit;
 
     if (sigsetjmp(cpu->jmp_env, 0) == 0) {
@@ -556,13 +578,13 @@ void cpu_exec_step_atomic(CPUState *cpu)
         g_assert(!cpu->running);
         cpu->running = true;
 
-        TCGTBCPUState s = cpu->cc->tcg_ops->get_tb_cpu_state(cpu);
-        s.cflags = curr_cflags(cpu);
+        cpu_get_tb_cpu_state(env, &pc, &cs_base, &flags);
 
+        cflags = curr_cflags(cpu);
         /* Execute in a serial context. */
-        s.cflags &= ~CF_PARALLEL;
+        cflags &= ~CF_PARALLEL;
         /* After 1 insn, return and release the exclusive lock. */
-        s.cflags |= CF_NO_GOTO_TB | CF_NO_GOTO_PTR | 1;
+        cflags |= CF_NO_GOTO_TB | CF_NO_GOTO_PTR | 1;
         /*
          * No need to check_for_breakpoints here.
          * We only arrive in cpu_exec_step_atomic after beginning execution
@@ -570,16 +592,16 @@ void cpu_exec_step_atomic(CPUState *cpu)
          * Any breakpoint for this insn will have been recognized earlier.
          */
 
-        tb = tb_lookup(cpu, s);
+        tb = tb_lookup(cpu, pc, cs_base, flags, cflags);
         if (tb == NULL) {
             mmap_lock();
-            tb = tb_gen_code(cpu, s);
+            tb = tb_gen_code(cpu, pc, cs_base, flags, cflags);
             mmap_unlock();
         }
 
         cpu_exec_enter(cpu);
         /* execute the generated code */
-        trace_exec_tb(tb, s.pc);
+        trace_exec_tb(tb, pc);
         cpu_tb_exec(cpu, tb, &tb_exit);
         cpu_exec_exit(cpu);
     } else {
@@ -647,16 +669,23 @@ static inline void tb_add_jump(TranslationBlock *tb, int n,
 
  out_unlock_next:
     qemu_spin_unlock(&tb_next->jmp_lock);
+    return;
 }
 
 static inline bool cpu_handle_halt(CPUState *cpu)
 {
 #ifndef CONFIG_USER_ONLY
     if (cpu->halted) {
-        const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-        bool leave_halt = tcg_ops->cpu_exec_halt(cpu);
-
-        if (!leave_halt) {
+#if defined(TARGET_I386)
+        if (cpu->interrupt_request & CPU_INTERRUPT_POLL) {
+            X86CPU *x86_cpu = X86_CPU(cpu);
+            qemu_mutex_lock_iothread();
+            apic_poll_irq(x86_cpu->apic_state);
+            cpu_reset_interrupt(cpu, CPU_INTERRUPT_POLL);
+            qemu_mutex_unlock_iothread();
+        }
+#endif /* TARGET_I386 */
+        if (!cpu_has_work(cpu)) {
             return true;
         }
 
@@ -669,7 +698,7 @@ static inline bool cpu_handle_halt(CPUState *cpu)
 
 static inline void cpu_handle_debug_exception(CPUState *cpu)
 {
-    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
+    CPUClass *cc = CPU_GET_CLASS(cpu);
     CPUWatchpoint *wp;
 
     if (!cpu->watchpoint_hit) {
@@ -678,8 +707,8 @@ static inline void cpu_handle_debug_exception(CPUState *cpu)
         }
     }
 
-    if (tcg_ops->debug_excp_handler) {
-        tcg_ops->debug_excp_handler(cpu);
+    if (cc->tcg_ops->debug_excp_handler) {
+        cc->tcg_ops->debug_excp_handler(cpu);
     }
 }
 
@@ -688,15 +717,14 @@ static inline bool cpu_handle_exception(CPUState *cpu, int *ret)
     if (cpu->exception_index < 0) {
 #ifndef CONFIG_USER_ONLY
         if (replay_has_exception()
-            && cpu->neg.icount_decr.u16.low + cpu->icount_extra == 0) {
+            && cpu_neg(cpu)->icount_decr.u16.low + cpu->icount_extra == 0) {
             /* Execute just one insn to trigger exception pending in the log */
             cpu->cflags_next_tb = (curr_cflags(cpu) & ~CF_USE_ICOUNT)
-                | CF_NOIRQ | 1;
+                | CF_LAST_IO | CF_NOIRQ | 1;
         }
 #endif
         return false;
     }
-
     if (cpu->exception_index >= EXCP_INTERRUPT) {
         /* exit request from the cpu execution loop */
         *ret = cpu->exception_index;
@@ -705,27 +733,24 @@ static inline bool cpu_handle_exception(CPUState *cpu, int *ret)
         }
         cpu->exception_index = -1;
         return true;
-    }
-
+    } else {
 #if defined(CONFIG_USER_ONLY)
-    /*
-     * If user mode only, we simulate a fake exception which will be
-     * handled outside the cpu execution loop.
-     */
-    const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-    if (tcg_ops->fake_user_interrupt) {
-        tcg_ops->fake_user_interrupt(cpu);
-    }
+        /* if user mode only, we simulate a fake exception
+           which will be handled outside the cpu execution
+           loop */
+#if defined(TARGET_I386)
+        CPUClass *cc = CPU_GET_CLASS(cpu);
+        cc->tcg_ops->fake_user_interrupt(cpu);
+#endif /* TARGET_I386 */
         *ret = cpu->exception_index;
         cpu->exception_index = -1;
         return true;
 #else
         if (replay_exception()) {
-        const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-
-        bql_lock();
-        tcg_ops->do_interrupt(cpu);
-        bql_unlock();
+            CPUClass *cc = CPU_GET_CLASS(cpu);
+            qemu_mutex_lock_iothread();
+            cc->tcg_ops->do_interrupt(cpu);
+            qemu_mutex_unlock_iothread();
             cpu->exception_index = -1;
 
             if (unlikely(cpu->singlestep_enabled)) {
@@ -744,20 +769,26 @@ static inline bool cpu_handle_exception(CPUState *cpu, int *ret)
             return true;
         }
 #endif
+    }
 
     return false;
 }
 
-static inline bool icount_exit_request(CPUState *cpu)
+#ifndef CONFIG_USER_ONLY
+/*
+ * CPU_INTERRUPT_POLL is a virtual event which gets converted into a
+ * "real" interrupt event later. It does not need to be recorded for
+ * replay purposes.
+ */
+static inline bool need_replay_interrupt(int interrupt_request)
 {
-    if (!icount_enabled()) {
-        return false;
-    }
-    if (cpu->cflags_next_tb != -1 && !(cpu->cflags_next_tb & CF_USE_ICOUNT)) {
-        return false;
-    }
-    return cpu->neg.icount_decr.u16.low + cpu->icount_extra == 0;
+#if defined(TARGET_I386)
+    return !(interrupt_request & CPU_INTERRUPT_POLL);
+#else
+    return true;
+#endif
 }
+#endif /* !CONFIG_USER_ONLY */
 
 static inline bool cpu_handle_interrupt(CPUState *cpu,
                                         TranslationBlock **last_tb)
@@ -776,11 +807,11 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
      * Ensure zeroing happens before reading cpu->exit_request or
      * cpu->interrupt_request (see also smp_wmb in cpu_exit())
      */
-    qatomic_set_mb(&cpu->neg.icount_decr.u16.high, 0);
+    qatomic_set_mb(&cpu_neg(cpu)->icount_decr.u16.high, 0);
 
     if (unlikely(qatomic_read(&cpu->interrupt_request))) {
         int interrupt_request;
-        bql_lock();
+        qemu_mutex_lock_iothread();
         interrupt_request = cpu->interrupt_request;
         if (unlikely(cpu->singlestep_enabled & SSTEP_NOIRQ)) {
             /* Mask out external interrupts for this step. */
@@ -789,7 +820,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
         if (interrupt_request & CPU_INTERRUPT_DEBUG) {
             cpu->interrupt_request &= ~CPU_INTERRUPT_DEBUG;
             cpu->exception_index = EXCP_DEBUG;
-            bql_unlock();
+            qemu_mutex_unlock_iothread();
             return true;
         }
 #if !defined(CONFIG_USER_ONLY)
@@ -800,27 +831,38 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
             cpu->interrupt_request &= ~CPU_INTERRUPT_HALT;
             cpu->halted = 1;
             cpu->exception_index = EXCP_HLT;
-            bql_unlock();
-            return true;
-        } else {
-            const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-
-            if (interrupt_request & CPU_INTERRUPT_RESET) {
-                replay_interrupt();
-                tcg_ops->cpu_exec_reset(cpu);
-                bql_unlock();
+            qemu_mutex_unlock_iothread();
             return true;
         }
+#if defined(TARGET_I386)
+        else if (interrupt_request & CPU_INTERRUPT_INIT) {
+            X86CPU *x86_cpu = X86_CPU(cpu);
+            CPUArchState *env = &x86_cpu->env;
+            replay_interrupt();
+            cpu_svm_check_intercept_param(env, SVM_EXIT_INIT, 0, 0);
+            do_cpu_init(x86_cpu);
+            cpu->exception_index = EXCP_HALTED;
+            qemu_mutex_unlock_iothread();
+            return true;
+        }
+#else
+        else if (interrupt_request & CPU_INTERRUPT_RESET) {
+            replay_interrupt();
+            cpu_reset(cpu);
+            qemu_mutex_unlock_iothread();
+            return true;
+        }
+#endif /* !TARGET_I386 */
+        /* The target hook has 3 exit conditions:
+           False when the interrupt isn't processed,
+           True when it is, and we should restart on a new TB,
+           and via longjmp via cpu_loop_exit.  */
+        else {
+            CPUClass *cc = CPU_GET_CLASS(cpu);
 
-            /*
-             * The target hook has 3 exit conditions:
-             * False when the interrupt isn't processed,
-             * True when it is, and we should restart on a new TB,
-             * and via longjmp via cpu_loop_exit.
-             */
-            if (tcg_ops->cpu_exec_interrupt(cpu, interrupt_request)) {
-                if (!tcg_ops->need_replay_interrupt ||
-                    tcg_ops->need_replay_interrupt(interrupt_request)) {
+            if (cc->tcg_ops->cpu_exec_interrupt &&
+                cc->tcg_ops->cpu_exec_interrupt(cpu, interrupt_request)) {
+                if (need_replay_interrupt(interrupt_request)) {
                     replay_interrupt();
                 }
                 /*
@@ -830,7 +872,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
                  */
                 if (unlikely(cpu->singlestep_enabled)) {
                     cpu->exception_index = EXCP_DEBUG;
-                    bql_unlock();
+                    qemu_mutex_unlock_iothread();
                     return true;
                 }
                 cpu->exception_index = -1;
@@ -849,11 +891,14 @@ static inline bool cpu_handle_interrupt(CPUState *cpu,
         }
 
         /* If we exit via cpu_loop_exit/longjmp it is reset in cpu_exec */
-        bql_unlock();
+        qemu_mutex_unlock_iothread();
     }
 
     /* Finally, check if we need to exit to the main loop.  */
-    if (unlikely(qatomic_read(&cpu->exit_request)) || icount_exit_request(cpu)) {
+    if (unlikely(qatomic_read(&cpu->exit_request))
+        || (icount_enabled()
+            && (cpu->cflags_next_tb == -1 || cpu->cflags_next_tb & CF_USE_ICOUNT)
+            && cpu_neg(cpu)->icount_decr.u16.low + cpu->icount_extra == 0)) {
         qatomic_set(&cpu->exit_request, 0);
         if (cpu->exception_index == -1) {
             cpu->exception_index = EXCP_INTERRUPT;
@@ -868,6 +913,8 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb,
                                     vaddr pc, TranslationBlock **last_tb,
                                     int *tb_exit)
 {
+    int32_t insns_left;
+
     trace_exec_tb(tb, pc);
     tb = cpu_tb_exec(cpu, tb, tb_exit);
     if (*tb_exit != TB_EXIT_REQUESTED) {
@@ -876,7 +923,8 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb,
     }
 
     *last_tb = NULL;
-    if (cpu_loop_exit_requested(cpu)) {
+    insns_left = qatomic_read(&cpu_neg(cpu)->icount_decr.u32);
+    if (insns_left < 0) {
         /* Something asked us to stop executing chained TBs; just
          * continue round the main loop. Whatever requested the exit
          * will also have set something else (eg exit_request or
@@ -893,8 +941,8 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb,
     /* Ensure global icount has gone forward */
     icount_update(cpu);
     /* Refill decrementer and continue execution.  */
-    int32_t insns_left = MIN(0xffff, cpu->icount_budget);
-    cpu->neg.icount_decr.u16.low = insns_left;
+    insns_left = MIN(0xffff, cpu->icount_budget);
+    cpu_neg(cpu)->icount_decr.u16.low = insns_left;
     cpu->icount_extra = cpu->icount_budget - insns_left;
 
     /*
@@ -924,8 +972,11 @@ cpu_exec_loop(CPUState *cpu, SyncClocks *sc)
 
         while (!cpu_handle_interrupt(cpu, &last_tb)) {
             TranslationBlock *tb;
-            TCGTBCPUState s = cpu->cc->tcg_ops->get_tb_cpu_state(cpu);
-            s.cflags = cpu->cflags_next_tb;
+            vaddr pc;
+            uint64_t cs_base;
+            uint32_t flags, cflags;
+
+            cpu_get_tb_cpu_state(cpu->env_ptr, &pc, &cs_base, &flags);
 
             /*
              * When requested, use an exact setting for cflags for the next
@@ -934,34 +985,41 @@ cpu_exec_loop(CPUState *cpu, SyncClocks *sc)
              * have CF_INVALID set, -1 is a convenient invalid value that
              * does not require tcg headers for cpu_common_reset.
              */
-            if (s.cflags == -1) {
-                s.cflags = curr_cflags(cpu);
+            cflags = cpu->cflags_next_tb;
+            if (cflags == -1) {
+                cflags = curr_cflags(cpu);
             } else {
                 cpu->cflags_next_tb = -1;
             }
 
-            if (check_for_breakpoints(cpu, s.pc, &s.cflags)) {
+            if (check_for_breakpoints(cpu, pc, &cflags)) {
                 break;
             }
 
-            tb = tb_lookup(cpu, s);
+            tb = tb_lookup(cpu, pc, cs_base, flags, cflags);
             if (tb == NULL) {
                 CPUJumpCache *jc;
                 uint32_t h;
 
                 mmap_lock();
-                tb = tb_gen_code(cpu, s);
+                tb = tb_gen_code(cpu, pc, cs_base, flags, cflags);
                 mmap_unlock();
 
                 /*
                  * We add the TB in the virtual pc hash table
                  * for the fast lookup
                  */
-                h = tb_jmp_cache_hash_func(s.pc);
+                h = tb_jmp_cache_hash_func(pc);
                 jc = cpu->tb_jmp_cache;
-                jc->array[h].pc = s.pc;
+                if (cflags & CF_PCREL) {
+                    jc->array[h].pc = pc;
+                    /* Ensure pc is written first. */
+                    qatomic_store_release(&jc->array[h].tb, tb);
+                } else {
+                    /* Use the pc value already stored in tb->pc. */
                     qatomic_set(&jc->array[h].tb, tb);
                 }
+            }
 
 #ifndef CONFIG_USER_ONLY
             /*
@@ -979,7 +1037,7 @@ cpu_exec_loop(CPUState *cpu, SyncClocks *sc)
                 tb_add_jump(last_tb, tb_exit, tb);
             }
 
-            cpu_loop_exec_tb(cpu, tb, s.pc, &last_tb, &tb_exit);
+            cpu_loop_exec_tb(cpu, tb, pc, &last_tb, &tb_exit);
 
             /* Try to align the host and virtual clocks
                if the guest is in advance */
@@ -1011,7 +1069,7 @@ int cpu_exec(CPUState *cpu)
         return EXCP_HALTED;
     }
 
-    RCU_READ_LOCK_GUARD();
+    rcu_read_lock();
     cpu_exec_enter(cpu);
 
     /*
@@ -1025,26 +1083,18 @@ int cpu_exec(CPUState *cpu)
     ret = cpu_exec_setjmp(cpu, &sc);
 
     cpu_exec_exit(cpu);
+    rcu_read_unlock();
+
     return ret;
 }
 
-bool tcg_exec_realizefn(CPUState *cpu, Error **errp)
+void tcg_exec_realizefn(CPUState *cpu, Error **errp)
 {
     static bool tcg_target_initialized;
+    CPUClass *cc = CPU_GET_CLASS(cpu);
 
     if (!tcg_target_initialized) {
-        /* Check mandatory TCGCPUOps handlers */
-        const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
-#ifndef CONFIG_USER_ONLY
-        assert(tcg_ops->cpu_exec_halt);
-        assert(tcg_ops->cpu_exec_interrupt);
-        assert(tcg_ops->cpu_exec_reset);
-        assert(tcg_ops->pointer_wrap);
-#endif /* !CONFIG_USER_ONLY */
-        assert(tcg_ops->translate_code);
-        assert(tcg_ops->get_tb_cpu_state);
-        assert(tcg_ops->mmu_index);
-        tcg_ops->initialize();
+        cc->tcg_ops->initialize();
         tcg_target_initialized = true;
     }
 
@@ -1054,8 +1104,6 @@ bool tcg_exec_realizefn(CPUState *cpu, Error **errp)
     tcg_iommu_init_notifier_list(cpu);
 #endif /* !CONFIG_USER_ONLY */
     /* qemu_plugin_vcpu_init_hook delayed until cpu_index assigned. */
-
-    return true;
 }
 
 /* undo the initializations in reverse order */

accel/tcg/debuginfo.c

@@ -0,0 +1,96 @@
+/*
+ * Debug information support.
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/lockable.h"
+
+#include <elfutils/libdwfl.h>
+
+#include "debuginfo.h"
+
+static QemuMutex lock;
+static Dwfl *dwfl;
+static const Dwfl_Callbacks dwfl_callbacks = {
+    .find_elf = NULL,
+    .find_debuginfo = dwfl_standard_find_debuginfo,
+    .section_address = NULL,
+    .debuginfo_path = NULL,
+};
+
+__attribute__((constructor))
+static void debuginfo_init(void)
+{
+    qemu_mutex_init(&lock);
+}
+
+void debuginfo_report_elf(const char *name, int fd, uint64_t bias)
+{
+    QEMU_LOCK_GUARD(&lock);
+
+    if (dwfl) {
+        dwfl_report_begin_add(dwfl);
+    } else {
+        dwfl = dwfl_begin(&dwfl_callbacks);
+    }
+
+    if (dwfl) {
+        dwfl_report_elf(dwfl, name, name, fd, bias, true);
+        dwfl_report_end(dwfl, NULL, NULL);
+    }
+}
+
+void debuginfo_lock(void)
+{
+    qemu_mutex_lock(&lock);
+}
+
+void debuginfo_query(struct debuginfo_query *q, size_t n)
+{
+    const char *symbol, *file;
+    Dwfl_Module *dwfl_module;
+    Dwfl_Line *dwfl_line;
+    GElf_Off dwfl_offset;
+    GElf_Sym dwfl_sym;
+    size_t i;
+    int line;
+
+    if (!dwfl) {
+        return;
+    }
+
+    for (i = 0; i < n; i++) {
+        dwfl_module = dwfl_addrmodule(dwfl, q[i].address);
+        if (!dwfl_module) {
+            continue;
+        }
+
+        if (q[i].flags & DEBUGINFO_SYMBOL) {
+            symbol = dwfl_module_addrinfo(dwfl_module, q[i].address,
+                                          &dwfl_offset, &dwfl_sym,
+                                          NULL, NULL, NULL);
+            if (symbol) {
+                q[i].symbol = symbol;
+                q[i].offset = dwfl_offset;
+            }
+        }
+
+        if (q[i].flags & DEBUGINFO_LINE) {
+            dwfl_line = dwfl_module_getsrc(dwfl_module, q[i].address);
+            if (dwfl_line) {
+                file = dwfl_lineinfo(dwfl_line, NULL, &line, 0, NULL, NULL);
+                if (file) {
+                    q[i].file = file;
+                    q[i].line = line;
+                }
+            }
+        }
+    }
+}
+
+void debuginfo_unlock(void)
+{
+    qemu_mutex_unlock(&lock);
+}

accel/tcg/debuginfo.h

@@ -0,0 +1,79 @@
+/*
+ * Debug information support.
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef ACCEL_TCG_DEBUGINFO_H
+#define ACCEL_TCG_DEBUGINFO_H
+
+#include "qemu/bitops.h"
+
+/*
+ * Debuginfo describing a certain address.
+ */
+struct debuginfo_query {
+    uint64_t address;    /* Input: address. */
+    int flags;           /* Input: debuginfo subset. */
+    const char *symbol;  /* Symbol that the address is part of. */
+    uint64_t offset;     /* Offset from the symbol. */
+    const char *file;    /* Source file associated with the address. */
+    int line;            /* Line number in the source file. */
+};
+
+/*
+ * Debuginfo subsets.
+ */
+#define DEBUGINFO_SYMBOL BIT(1)
+#define DEBUGINFO_LINE   BIT(2)
+
+#if defined(CONFIG_TCG) && defined(CONFIG_LIBDW)
+/*
+ * Load debuginfo for the specified guest ELF image.
+ * Return true on success, false on failure.
+ */
+void debuginfo_report_elf(const char *name, int fd, uint64_t bias);
+
+/*
+ * Take the debuginfo lock.
+ */
+void debuginfo_lock(void);
+
+/*
+ * Fill each on N Qs with the debuginfo about Q->ADDRESS as specified by
+ * Q->FLAGS:
+ *
+ * - DEBUGINFO_SYMBOL: update Q->SYMBOL and Q->OFFSET. If symbol debuginfo is
+ *                     missing, then leave them as is.
+ * - DEBUINFO_LINE: update Q->FILE and Q->LINE. If line debuginfo is missing,
+ *                  then leave them as is.
+ *
+ * This function must be called under the debuginfo lock. The results can be
+ * accessed only until the debuginfo lock is released.
+ */
+void debuginfo_query(struct debuginfo_query *q, size_t n);
+
+/*
+ * Release the debuginfo lock.
+ */
+void debuginfo_unlock(void);
+#else
+static inline void debuginfo_report_elf(const char *image_name, int image_fd,
+                                        uint64_t load_bias)
+{
+}
+
+static inline void debuginfo_lock(void)
+{
+}
+
+static inline void debuginfo_query(struct debuginfo_query *q, size_t n)
+{
+}
+
+static inline void debuginfo_unlock(void)
+{
+}
+#endif
+
+#endif

accel/tcg/icount-common.c

@@ -1,503 +0,0 @@
-/*
- * QEMU System Emulator
- *
- * Copyright (c) 2003-2008 Fabrice Bellard
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "qemu/osdep.h"
-#include "qemu/cutils.h"
-#include "migration/vmstate.h"
-#include "qapi/error.h"
-#include "qemu/error-report.h"
-#include "system/cpus.h"
-#include "system/qtest.h"
-#include "qemu/main-loop.h"
-#include "qemu/option.h"
-#include "qemu/seqlock.h"
-#include "system/replay.h"
-#include "system/runstate.h"
-#include "hw/core/cpu.h"
-#include "exec/icount.h"
-#include "system/cpu-timers-internal.h"
-
-/*
- * ICOUNT: Instruction Counter
- *
- * this module is split off from cpu-timers because the icount part
- * is TCG-specific, and does not need to be built for other accels.
- */
-static bool icount_sleep = true;
-/* Arbitrarily pick 1MIPS as the minimum allowable speed.  */
-#define MAX_ICOUNT_SHIFT 10
-
-bool icount_align_option;
-
-/* Do not count executed instructions */
-ICountMode use_icount = ICOUNT_DISABLED;
-
-static void icount_enable_precise(void)
-{
-    /* Fixed conversion of insn to ns via "shift" option */
-    use_icount = ICOUNT_PRECISE;
-}
-
-static void icount_enable_adaptive(void)
-{
-    /* Runtime adaptive algorithm to compute shift */
-    use_icount = ICOUNT_ADAPTATIVE;
-}
-
-/*
- * The current number of executed instructions is based on what we
- * originally budgeted minus the current state of the decrementing
- * icount counters in extra/u16.low.
- */
-static int64_t icount_get_executed(CPUState *cpu)
-{
-    return (cpu->icount_budget -
-            (cpu->neg.icount_decr.u16.low + cpu->icount_extra));
-}
-
-/*
- * Update the global shared timer_state.qemu_icount to take into
- * account executed instructions. This is done by the TCG vCPU
- * thread so the main-loop can see time has moved forward.
- */
-static void icount_update_locked(CPUState *cpu)
-{
-    int64_t executed = icount_get_executed(cpu);
-    cpu->icount_budget -= executed;
-
-    qatomic_set_i64(&timers_state.qemu_icount,
-                    timers_state.qemu_icount + executed);
-}
-
-/*
- * Update the global shared timer_state.qemu_icount to take into
- * account executed instructions. This is done by the TCG vCPU
- * thread so the main-loop can see time has moved forward.
- */
-void icount_update(CPUState *cpu)
-{
-    seqlock_write_lock(&timers_state.vm_clock_seqlock,
-                       &timers_state.vm_clock_lock);
-    icount_update_locked(cpu);
-    seqlock_write_unlock(&timers_state.vm_clock_seqlock,
-                         &timers_state.vm_clock_lock);
-}
-
-static int64_t icount_get_raw_locked(void)
-{
-    CPUState *cpu = current_cpu;
-
-    if (cpu && cpu->running) {
-        if (!cpu->neg.can_do_io) {
-            error_report("Bad icount read");
-            exit(1);
-        }
-        /* Take into account what has run */
-        icount_update_locked(cpu);
-    }
-    /* The read is protected by the seqlock, but needs atomic64 to avoid UB */
-    return qatomic_read_i64(&timers_state.qemu_icount);
-}
-
-static int64_t icount_get_locked(void)
-{
-    int64_t icount = icount_get_raw_locked();
-    return qatomic_read_i64(&timers_state.qemu_icount_bias) +
-        icount_to_ns(icount);
-}
-
-int64_t icount_get_raw(void)
-{
-    int64_t icount;
-    unsigned start;
-
-    do {
-        start = seqlock_read_begin(&timers_state.vm_clock_seqlock);
-        icount = icount_get_raw_locked();
-    } while (seqlock_read_retry(&timers_state.vm_clock_seqlock, start));
-
-    return icount;
-}
-
-/* Return the virtual CPU time, based on the instruction counter.  */
-int64_t icount_get(void)
-{
-    int64_t icount;
-    unsigned start;
-
-    do {
-        start = seqlock_read_begin(&timers_state.vm_clock_seqlock);
-        icount = icount_get_locked();
-    } while (seqlock_read_retry(&timers_state.vm_clock_seqlock, start));
-
-    return icount;
-}
-
-int64_t icount_to_ns(int64_t icount)
-{
-    return icount << qatomic_read(&timers_state.icount_time_shift);
-}
-
-/*
- * Correlation between real and virtual time is always going to be
- * fairly approximate, so ignore small variation.
- * When the guest is idle real and virtual time will be aligned in
- * the IO wait loop.
- */
-#define ICOUNT_WOBBLE (NANOSECONDS_PER_SECOND / 10)
-
-static void icount_adjust(void)
-{
-    int64_t cur_time;
-    int64_t cur_icount;
-    int64_t delta;
-
-    /* If the VM is not running, then do nothing.  */
-    if (!runstate_is_running()) {
-        return;
-    }
-
-    seqlock_write_lock(&timers_state.vm_clock_seqlock,
-                       &timers_state.vm_clock_lock);
-    cur_time = REPLAY_CLOCK_LOCKED(REPLAY_CLOCK_VIRTUAL_RT,
-                                   cpu_get_clock_locked());
-    cur_icount = icount_get_locked();
-
-    delta = cur_icount - cur_time;
-    /* FIXME: This is a very crude algorithm, somewhat prone to oscillation.  */
-    if (delta > 0
-        && timers_state.last_delta + ICOUNT_WOBBLE < delta * 2
-        && timers_state.icount_time_shift > 0) {
-        /* The guest is getting too far ahead.  Slow time down.  */
-        qatomic_set(&timers_state.icount_time_shift,
-                    timers_state.icount_time_shift - 1);
-    }
-    if (delta < 0
-        && timers_state.last_delta - ICOUNT_WOBBLE > delta * 2
-        && timers_state.icount_time_shift < MAX_ICOUNT_SHIFT) {
-        /* The guest is getting too far behind.  Speed time up.  */
-        qatomic_set(&timers_state.icount_time_shift,
-                    timers_state.icount_time_shift + 1);
-    }
-    timers_state.last_delta = delta;
-    qatomic_set_i64(&timers_state.qemu_icount_bias,
-                    cur_icount - (timers_state.qemu_icount
-                                  << timers_state.icount_time_shift));
-    seqlock_write_unlock(&timers_state.vm_clock_seqlock,
-                         &timers_state.vm_clock_lock);
-}
-
-static void icount_adjust_rt(void *opaque)
-{
-    timer_mod(timers_state.icount_rt_timer,
-              qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL_RT) + 1000);
-    icount_adjust();
-}
-
-static void icount_adjust_vm(void *opaque)
-{
-    timer_mod(timers_state.icount_vm_timer,
-                   qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
-                   NANOSECONDS_PER_SECOND / 10);
-    icount_adjust();
-}
-
-int64_t icount_round(int64_t count)
-{
-    int shift = qatomic_read(&timers_state.icount_time_shift);
-    return (count + (1 << shift) - 1) >> shift;
-}
-
-static void icount_warp_rt(void)
-{
-    unsigned seq;
-    int64_t warp_start;
-
-    /*
-     * The icount_warp_timer is rescheduled soon after vm_clock_warp_start
-     * changes from -1 to another value, so the race here is okay.
-     */
-    do {
-        seq = seqlock_read_begin(&timers_state.vm_clock_seqlock);
-        warp_start = timers_state.vm_clock_warp_start;
-    } while (seqlock_read_retry(&timers_state.vm_clock_seqlock, seq));
-
-    if (warp_start == -1) {
-        return;
-    }
-
-    seqlock_write_lock(&timers_state.vm_clock_seqlock,
-                       &timers_state.vm_clock_lock);
-    if (runstate_is_running()) {
-        int64_t clock = REPLAY_CLOCK_LOCKED(REPLAY_CLOCK_VIRTUAL_RT,
-                                            cpu_get_clock_locked());
-        int64_t warp_delta;
-
-        warp_delta = clock - timers_state.vm_clock_warp_start;
-        if (icount_enabled() == ICOUNT_ADAPTATIVE) {
-            /*
-             * In adaptive mode, do not let QEMU_CLOCK_VIRTUAL run too far
-             * ahead of real time (it might already be ahead so careful not
-             * to go backwards).
-             */
-            int64_t cur_icount = icount_get_locked();
-            int64_t delta = clock - cur_icount;
-
-            if (delta < 0) {
-                delta = 0;
-            }
-            warp_delta = MIN(warp_delta, delta);
-        }
-        qatomic_set_i64(&timers_state.qemu_icount_bias,
-                        timers_state.qemu_icount_bias + warp_delta);
-    }
-    timers_state.vm_clock_warp_start = -1;
-    seqlock_write_unlock(&timers_state.vm_clock_seqlock,
-                       &timers_state.vm_clock_lock);
-
-    if (qemu_clock_expired(QEMU_CLOCK_VIRTUAL)) {
-        qemu_clock_notify(QEMU_CLOCK_VIRTUAL);
-    }
-}
-
-static void icount_timer_cb(void *opaque)
-{
-    /*
-     * No need for a checkpoint because the timer already synchronizes
-     * with CHECKPOINT_CLOCK_VIRTUAL_RT.
-     */
-    icount_warp_rt();
-}
-
-void icount_start_warp_timer(void)
-{
-    int64_t clock;
-    int64_t deadline;
-
-    assert(icount_enabled());
-
-    /*
-     * Nothing to do if the VM is stopped: QEMU_CLOCK_VIRTUAL timers
-     * do not fire, so computing the deadline does not make sense.
-     */
-    if (!runstate_is_running()) {
-        return;
-    }
-
-    if (replay_mode != REPLAY_MODE_PLAY) {
-        if (!all_cpu_threads_idle()) {
-            return;
-        }
-
-        if (qtest_enabled()) {
-            /* When testing, qtest commands advance icount.  */
-            return;
-        }
-
-        replay_checkpoint(CHECKPOINT_CLOCK_WARP_START);
-    } else {
-        /* warp clock deterministically in record/replay mode */
-        if (!replay_checkpoint(CHECKPOINT_CLOCK_WARP_START)) {
-            /*
-             * vCPU is sleeping and warp can't be started.
-             * It is probably a race condition: notification sent
-             * to vCPU was processed in advance and vCPU went to sleep.
-             * Therefore we have to wake it up for doing something.
-             */
-            if (replay_has_event()) {
-                qemu_clock_notify(QEMU_CLOCK_VIRTUAL);
-            }
-            return;
-        }
-    }
-
-    /* We want to use the earliest deadline from ALL vm_clocks */
-    clock = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL_RT);
-    deadline = qemu_clock_deadline_ns_all(QEMU_CLOCK_VIRTUAL,
-                                          ~QEMU_TIMER_ATTR_EXTERNAL);
-    if (deadline < 0) {
-        if (!icount_sleep) {
-            warn_report_once("icount sleep disabled and no active timers");
-        }
-        return;
-    }
-
-    if (deadline > 0) {
-        /*
-         * Ensure QEMU_CLOCK_VIRTUAL proceeds even when the virtual CPU goes to
-         * sleep.  Otherwise, the CPU might be waiting for a future timer
-         * interrupt to wake it up, but the interrupt never comes because
-         * the vCPU isn't running any insns and thus doesn't advance the
-         * QEMU_CLOCK_VIRTUAL.
-         */
-        if (!icount_sleep) {
-            /*
-             * We never let VCPUs sleep in no sleep icount mode.
-             * If there is a pending QEMU_CLOCK_VIRTUAL timer we just advance
-             * to the next QEMU_CLOCK_VIRTUAL event and notify it.
-             * It is useful when we want a deterministic execution time,
-             * isolated from host latencies.
-             */
-            seqlock_write_lock(&timers_state.vm_clock_seqlock,
-                               &timers_state.vm_clock_lock);
-            qatomic_set_i64(&timers_state.qemu_icount_bias,
-                            timers_state.qemu_icount_bias + deadline);
-            seqlock_write_unlock(&timers_state.vm_clock_seqlock,
-                                 &timers_state.vm_clock_lock);
-            qemu_clock_notify(QEMU_CLOCK_VIRTUAL);
-        } else {
-            /*
-             * We do stop VCPUs and only advance QEMU_CLOCK_VIRTUAL after some
-             * "real" time, (related to the time left until the next event) has
-             * passed. The QEMU_CLOCK_VIRTUAL_RT clock will do this.
-             * This avoids that the warps are visible externally; for example,
-             * you will not be sending network packets continuously instead of
-             * every 100ms.
-             */
-            seqlock_write_lock(&timers_state.vm_clock_seqlock,
-                               &timers_state.vm_clock_lock);
-            if (timers_state.vm_clock_warp_start == -1
-                || timers_state.vm_clock_warp_start > clock) {
-                timers_state.vm_clock_warp_start = clock;
-            }
-            seqlock_write_unlock(&timers_state.vm_clock_seqlock,
-                                 &timers_state.vm_clock_lock);
-            timer_mod_anticipate(timers_state.icount_warp_timer,
-                                 clock + deadline);
-        }
-    } else if (deadline == 0) {
-        qemu_clock_notify(QEMU_CLOCK_VIRTUAL);
-    }
-}
-
-void icount_account_warp_timer(void)
-{
-    if (!icount_sleep) {
-        return;
-    }
-
-    /*
-     * Nothing to do if the VM is stopped: QEMU_CLOCK_VIRTUAL timers
-     * do not fire, so computing the deadline does not make sense.
-     */
-    if (!runstate_is_running()) {
-        return;
-    }
-
-    replay_async_events();
-
-    /* warp clock deterministically in record/replay mode */
-    if (!replay_checkpoint(CHECKPOINT_CLOCK_WARP_ACCOUNT)) {
-        return;
-    }
-
-    timer_del(timers_state.icount_warp_timer);
-    icount_warp_rt();
-}
-
-bool icount_configure(QemuOpts *opts, Error **errp)
-{
-    const char *option = qemu_opt_get(opts, "shift");
-    bool sleep = qemu_opt_get_bool(opts, "sleep", true);
-    bool align = qemu_opt_get_bool(opts, "align", false);
-    long time_shift = -1;
-
-    if (!option) {
-        if (qemu_opt_get(opts, "align") != NULL) {
-            error_setg(errp, "Please specify shift option when using align");
-            return false;
-        }
-        return true;
-    }
-
-    if (align && !sleep) {
-        error_setg(errp, "align=on and sleep=off are incompatible");
-        return false;
-    }
-
-    if (strcmp(option, "auto") != 0) {
-        if (qemu_strtol(option, NULL, 0, &time_shift) < 0
-            || time_shift < 0 || time_shift > MAX_ICOUNT_SHIFT) {
-            error_setg(errp, "icount: Invalid shift value");
-            return false;
-        }
-    } else if (icount_align_option) {
-        error_setg(errp, "shift=auto and align=on are incompatible");
-        return false;
-    } else if (!icount_sleep) {
-        error_setg(errp, "shift=auto and sleep=off are incompatible");
-        return false;
-    }
-
-    icount_sleep = sleep;
-    if (icount_sleep) {
-        timers_state.icount_warp_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL_RT,
-                                         icount_timer_cb, NULL);
-    }
-
-    icount_align_option = align;
-
-    if (time_shift >= 0) {
-        timers_state.icount_time_shift = time_shift;
-        icount_enable_precise();
-        return true;
-    }
-
-    icount_enable_adaptive();
-
-    /*
-     * 125MIPS seems a reasonable initial guess at the guest speed.
-     * It will be corrected fairly quickly anyway.
-     */
-    timers_state.icount_time_shift = 3;
-
-    /*
-     * Have both realtime and virtual time triggers for speed adjustment.
-     * The realtime trigger catches emulated time passing too slowly,
-     * the virtual time trigger catches emulated time passing too fast.
-     * Realtime triggers occur even when idle, so use them less frequently
-     * than VM triggers.
-     */
-    timers_state.vm_clock_warp_start = -1;
-    timers_state.icount_rt_timer = timer_new_ms(QEMU_CLOCK_VIRTUAL_RT,
-                                   icount_adjust_rt, NULL);
-    timer_mod(timers_state.icount_rt_timer,
-                   qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL_RT) + 1000);
-    timers_state.icount_vm_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
-                                        icount_adjust_vm, NULL);
-    timer_mod(timers_state.icount_vm_timer,
-                   qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
-                   NANOSECONDS_PER_SECOND / 10);
-    return true;
-}
-
-void icount_notify_exit(void)
-{
-    assert(icount_enabled());
-
-    if (current_cpu) {
-        qemu_cpu_kick(current_cpu);
-        qemu_clock_notify(QEMU_CLOCK_VIRTUAL);
-    }
-}

accel/tcg/internal-common.h

@@ -1,144 +0,0 @@
-/*
- * Internal execution defines for qemu (target agnostic)
- *
- *  Copyright (c) 2003 Fabrice Bellard
- *
- * SPDX-License-Identifier: LGPL-2.1-or-later
- */
-
-#ifndef ACCEL_TCG_INTERNAL_COMMON_H
-#define ACCEL_TCG_INTERNAL_COMMON_H
-
-#include "exec/cpu-common.h"
-#include "exec/translation-block.h"
-#include "exec/mmap-lock.h"
-#include "accel/tcg/tb-cpu-state.h"
-
-extern int64_t max_delay;
-extern int64_t max_advance;
-
-extern bool one_insn_per_tb;
-
-extern bool icount_align_option;
-
-/*
- * Return true if CS is not running in parallel with other cpus, either
- * because there are no other cpus or we are within an exclusive context.
- */
-static inline bool cpu_in_serial_context(CPUState *cs)
-{
-    return !tcg_cflags_has(cs, CF_PARALLEL) || cpu_in_exclusive_context(cs);
-}
-
-/**
- * cpu_plugin_mem_cbs_enabled() - are plugin memory callbacks enabled?
- * @cs: CPUState pointer
- *
- * The memory callbacks are installed if a plugin has instrumented an
- * instruction for memory. This can be useful to know if you want to
- * force a slow path for a series of memory accesses.
- */
-static inline bool cpu_plugin_mem_cbs_enabled(const CPUState *cpu)
-{
-#ifdef CONFIG_PLUGIN
-    return !!cpu->neg.plugin_mem_cbs;
-#else
-    return false;
-#endif
-}
-
-TranslationBlock *tb_gen_code(CPUState *cpu, TCGTBCPUState s);
-void page_init(void);
-void tb_htable_init(void);
-void tb_reset_jump(TranslationBlock *tb, int n);
-TranslationBlock *tb_link_page(TranslationBlock *tb);
-void cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb,
-                               uintptr_t host_pc);
-
-/**
- * tlb_init - initialize a CPU's TLB
- * @cpu: CPU whose TLB should be initialized
- */
-void tlb_init(CPUState *cpu);
-/**
- * tlb_destroy - destroy a CPU's TLB
- * @cpu: CPU whose TLB should be destroyed
- */
-void tlb_destroy(CPUState *cpu);
-
-bool tcg_exec_realizefn(CPUState *cpu, Error **errp);
-void tcg_exec_unrealizefn(CPUState *cpu);
-
-/* current cflags for hashing/comparison */
-uint32_t curr_cflags(CPUState *cpu);
-
-void tb_check_watchpoint(CPUState *cpu, uintptr_t retaddr);
-
-/**
- * get_page_addr_code_hostp()
- * @env: CPUArchState
- * @addr: guest virtual address of guest code
- *
- * See get_page_addr_code() (full-system version) for documentation on the
- * return value.
- *
- * Sets *@hostp (when @hostp is non-NULL) as follows.
- * If the return value is -1, sets *@hostp to NULL. Otherwise, sets *@hostp
- * to the host address where @addr's content is kept.
- *
- * Note: this function can trigger an exception.
- */
-tb_page_addr_t get_page_addr_code_hostp(CPUArchState *env, vaddr addr,
-                                        void **hostp);
-
-/**
- * get_page_addr_code()
- * @env: CPUArchState
- * @addr: guest virtual address of guest code
- *
- * If we cannot translate and execute from the entire RAM page, or if
- * the region is not backed by RAM, returns -1. Otherwise, returns the
- * ram_addr_t corresponding to the guest code at @addr.
- *
- * Note: this function can trigger an exception.
- */
-static inline tb_page_addr_t get_page_addr_code(CPUArchState *env,
-                                                vaddr addr)
-{
-    return get_page_addr_code_hostp(env, addr, NULL);
-}
-
-/*
- * Access to the various translations structures need to be serialised
- * via locks for consistency.  In user-mode emulation access to the
- * memory related structures are protected with mmap_lock.
- * In !user-mode we use per-page locks.
- */
-#ifdef CONFIG_USER_ONLY
-#define assert_memory_lock() tcg_debug_assert(have_mmap_lock())
-#else
-#define assert_memory_lock()
-#endif
-
-#if defined(CONFIG_SOFTMMU) && defined(CONFIG_DEBUG_TCG)
-void assert_no_pages_locked(void);
-#else
-static inline void assert_no_pages_locked(void) { }
-#endif
-
-#ifdef CONFIG_USER_ONLY
-static inline void page_table_config_init(void) { }
-#else
-void page_table_config_init(void);
-#endif
-
-#ifndef CONFIG_USER_ONLY
-G_NORETURN void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr);
-#endif /* CONFIG_USER_ONLY */
-
-void tb_phys_invalidate(TranslationBlock *tb, tb_page_addr_t page_addr);
-void tb_set_jmp_target(TranslationBlock *tb, int n, uintptr_t addr);
-
-void tcg_get_stats(AccelState *accel, GString *buf);
-
-#endif

accel/tcg/internal.h

@@ -0,0 +1,141 @@
+/*
+ * Internal execution defines for qemu
+ *
+ *  Copyright (c) 2003 Fabrice Bellard
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+
+#ifndef ACCEL_TCG_INTERNAL_H
+#define ACCEL_TCG_INTERNAL_H
+
+#include "exec/exec-all.h"
+#include "exec/translate-all.h"
+
+/*
+ * Access to the various translations structures need to be serialised
+ * via locks for consistency.  In user-mode emulation access to the
+ * memory related structures are protected with mmap_lock.
+ * In !user-mode we use per-page locks.
+ */
+#ifdef CONFIG_USER_ONLY
+#define assert_memory_lock() tcg_debug_assert(have_mmap_lock())
+#else
+#define assert_memory_lock()
+#endif
+
+#if defined(CONFIG_SOFTMMU) && defined(CONFIG_DEBUG_TCG)
+void assert_no_pages_locked(void);
+#else
+static inline void assert_no_pages_locked(void) { }
+#endif
+
+#ifdef CONFIG_USER_ONLY
+static inline void page_table_config_init(void) { }
+#else
+void page_table_config_init(void);
+#endif
+
+#ifdef CONFIG_USER_ONLY
+/*
+ * For user-only, page_protect sets the page read-only.
+ * Since most execution is already on read-only pages, and we'd need to
+ * account for other TBs on the same page, defer undoing any page protection
+ * until we receive the write fault.
+ */
+static inline void tb_lock_page0(tb_page_addr_t p0)
+{
+    page_protect(p0);
+}
+
+static inline void tb_lock_page1(tb_page_addr_t p0, tb_page_addr_t p1)
+{
+    page_protect(p1);
+}
+
+static inline void tb_unlock_page1(tb_page_addr_t p0, tb_page_addr_t p1) { }
+static inline void tb_unlock_pages(TranslationBlock *tb) { }
+#else
+void tb_lock_page0(tb_page_addr_t);
+void tb_lock_page1(tb_page_addr_t, tb_page_addr_t);
+void tb_unlock_page1(tb_page_addr_t, tb_page_addr_t);
+void tb_unlock_pages(TranslationBlock *);
+#endif
+
+#ifdef CONFIG_SOFTMMU
+void tb_invalidate_phys_range_fast(ram_addr_t ram_addr,
+                                   unsigned size,
+                                   uintptr_t retaddr);
+G_NORETURN void cpu_io_recompile(CPUState *cpu, uintptr_t retaddr);
+#endif /* CONFIG_SOFTMMU */
+
+TranslationBlock *tb_gen_code(CPUState *cpu, vaddr pc,
+                              uint64_t cs_base, uint32_t flags,
+                              int cflags);
+void page_init(void);
+void tb_htable_init(void);
+void tb_reset_jump(TranslationBlock *tb, int n);
+TranslationBlock *tb_link_page(TranslationBlock *tb);
+bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc);
+void cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb,
+                               uintptr_t host_pc);
+
+/* Return the current PC from CPU, which may be cached in TB. */
+static inline vaddr log_pc(CPUState *cpu, const TranslationBlock *tb)
+{
+    if (tb_cflags(tb) & CF_PCREL) {
+        return cpu->cc->get_pc(cpu);
+    } else {
+        return tb->pc;
+    }
+}
+
+/*
+ * Return true if CS is not running in parallel with other cpus, either
+ * because there are no other cpus or we are within an exclusive context.
+ */
+static inline bool cpu_in_serial_context(CPUState *cs)
+{
+    return !(cs->tcg_cflags & CF_PARALLEL) || cpu_in_exclusive_context(cs);
+}
+
+extern int64_t max_delay;
+extern int64_t max_advance;
+
+extern bool one_insn_per_tb;
+
+/**
+ * tcg_req_mo:
+ * @type: TCGBar
+ *
+ * Filter @type to the barrier that is required for the guest
+ * memory ordering vs the host memory ordering.  A non-zero
+ * result indicates that some barrier is required.
+ *
+ * If TCG_GUEST_DEFAULT_MO is not defined, assume that the
+ * guest requires strict ordering.
+ *
+ * This is a macro so that it's constant even without optimization.
+ */
+#ifdef TCG_GUEST_DEFAULT_MO
+# define tcg_req_mo(type) \
+    ((type) & TCG_GUEST_DEFAULT_MO & ~TCG_TARGET_DEFAULT_MO)
+#else
+# define tcg_req_mo(type) ((type) & ~TCG_TARGET_DEFAULT_MO)
+#endif
+
+/**
+ * cpu_req_mo:
+ * @type: TCGBar
+ *
+ * If tcg_req_mo indicates a barrier for @type is required
+ * for the guest memory model, issue a host memory barrier.
+ */
+#define cpu_req_mo(type)          \
+    do {                          \
+        if (tcg_req_mo(type)) {   \
+            smp_mb();             \
+        }                         \
+    } while (0)
+
+#endif /* ACCEL_TCG_INTERNAL_H */

accel/tcg/ldst_atomicity.c.inc

@@ -9,8 +9,8 @@
  * See the COPYING file in the top-level directory.
  */
 
-#include "host/load-extract-al16-al8.h.inc"
-#include "host/store-insert-al16.h.inc"
+#include "host/load-extract-al16-al8.h"
+#include "host/store-insert-al16.h"
 
 #ifdef CONFIG_ATOMIC64
 # define HAVE_al8          true
@@ -26,7 +26,7 @@
  * If the operation must be split into two operations to be
  * examined separately for atomicity, return -lg2.
  */
-static int required_atomicity(CPUState *cpu, uintptr_t p, MemOp memop)
+static int required_atomicity(CPUArchState *env, uintptr_t p, MemOp memop)
 {
     MemOp atom = memop & MO_ATOM_MASK;
     MemOp size = memop & MO_SIZE;
@@ -76,7 +76,7 @@ static int required_atomicity(CPUState *cpu, uintptr_t p, MemOp memop)
         /*
          * Examine the alignment of p to determine if there are subobjects
          * that must be aligned.  Note that we only really need ctz4() --
-         * any more significant bits are discarded by the immediately
+         * any more sigificant bits are discarded by the immediately
          * following comparison.
          */
         tmp = ctz32(p);
@@ -93,7 +93,7 @@ static int required_atomicity(CPUState *cpu, uintptr_t p, MemOp memop)
      * host atomicity in order to avoid racing.  This reduction
      * avoids looping with cpu_loop_exit_atomic.
      */
-    if (cpu_in_serial_context(cpu)) {
+    if (cpu_in_serial_context(env_cpu(env))) {
         return MO_8;
     }
     return atmax;
@@ -139,14 +139,14 @@ static inline uint64_t load_atomic8(void *pv)
 
 /**
  * load_atomic8_or_exit:
- * @cpu: generic cpu state
+ * @env: cpu context
  * @ra: host unwind address
  * @pv: host address
  *
  * Atomically load 8 aligned bytes from @pv.
  * If this is not possible, longjmp out to restart serially.
  */
-static uint64_t load_atomic8_or_exit(CPUState *cpu, uintptr_t ra, void *pv)
+static uint64_t load_atomic8_or_exit(CPUArchState *env, uintptr_t ra, void *pv)
 {
     if (HAVE_al8) {
         return load_atomic8(pv);
@@ -168,20 +168,19 @@ static uint64_t load_atomic8_or_exit(CPUState *cpu, uintptr_t ra, void *pv)
 #endif
 
     /* Ultimate fallback: re-execute in serial context. */
-    trace_load_atom8_or_exit_fallback(ra);
-    cpu_loop_exit_atomic(cpu, ra);
+    cpu_loop_exit_atomic(env_cpu(env), ra);
 }
 
 /**
  * load_atomic16_or_exit:
- * @cpu: generic cpu state
+ * @env: cpu context
  * @ra: host unwind address
  * @pv: host address
  *
  * Atomically load 16 aligned bytes from @pv.
  * If this is not possible, longjmp out to restart serially.
  */
-static Int128 load_atomic16_or_exit(CPUState *cpu, uintptr_t ra, void *pv)
+static Int128 load_atomic16_or_exit(CPUArchState *env, uintptr_t ra, void *pv)
 {
     Int128 *p = __builtin_assume_aligned(pv, 16);
 
@@ -213,8 +212,7 @@ static Int128 load_atomic16_or_exit(CPUState *cpu, uintptr_t ra, void *pv)
     }
 
     /* Ultimate fallback: re-execute in serial context. */
-    trace_load_atom16_or_exit_fallback(ra);
-    cpu_loop_exit_atomic(cpu, ra);
+    cpu_loop_exit_atomic(env_cpu(env), ra);
 }
 
 /**
@@ -265,7 +263,7 @@ static uint64_t load_atom_extract_al8x2(void *pv)
 
 /**
  * load_atom_extract_al8_or_exit:
- * @cpu: generic cpu state
+ * @env: cpu context
  * @ra: host unwind address
  * @pv: host address
  * @s: object size in bytes, @s <= 4.
@@ -275,7 +273,7 @@ static uint64_t load_atom_extract_al8x2(void *pv)
  * 8-byte load and extract.
  * The value is returned in the low bits of a uint32_t.
  */
-static uint32_t load_atom_extract_al8_or_exit(CPUState *cpu, uintptr_t ra,
+static uint32_t load_atom_extract_al8_or_exit(CPUArchState *env, uintptr_t ra,
                                               void *pv, int s)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -283,12 +281,12 @@ static uint32_t load_atom_extract_al8_or_exit(CPUState *cpu, uintptr_t ra,
     int shr = (HOST_BIG_ENDIAN ? 8 - s - o : o) * 8;
 
     pv = (void *)(pi & ~7);
-    return load_atomic8_or_exit(cpu, ra, pv) >> shr;
+    return load_atomic8_or_exit(env, ra, pv) >> shr;
 }
 
 /**
  * load_atom_extract_al16_or_exit:
- * @cpu: generic cpu state
+ * @env: cpu context
  * @ra: host unwind address
  * @p: host address
  * @s: object size in bytes, @s <= 8.
@@ -301,7 +299,7 @@ static uint32_t load_atom_extract_al8_or_exit(CPUState *cpu, uintptr_t ra,
  *
  * If this is not possible, longjmp out to restart serially.
  */
-static uint64_t load_atom_extract_al16_or_exit(CPUState *cpu, uintptr_t ra,
+static uint64_t load_atom_extract_al16_or_exit(CPUArchState *env, uintptr_t ra,
                                                void *pv, int s)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -314,7 +312,7 @@ static uint64_t load_atom_extract_al16_or_exit(CPUState *cpu, uintptr_t ra,
      * Provoke SIGBUS if possible otherwise.
      */
     pv = (void *)(pi & ~7);
-    r = load_atomic16_or_exit(cpu, ra, pv);
+    r = load_atomic16_or_exit(env, ra, pv);
 
     r = int128_urshift(r, shr);
     return int128_getlo(r);
@@ -396,7 +394,7 @@ static inline uint64_t load_atom_8_by_8_or_4(void *pv)
  *
  * Load 2 bytes from @p, honoring the atomicity of @memop.
  */
-static uint16_t load_atom_2(CPUState *cpu, uintptr_t ra,
+static uint16_t load_atom_2(CPUArchState *env, uintptr_t ra,
                             void *pv, MemOp memop)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -412,7 +410,7 @@ static uint16_t load_atom_2(CPUState *cpu, uintptr_t ra,
         }
     }
 
-    atmax = required_atomicity(cpu, pi, memop);
+    atmax = required_atomicity(env, pi, memop);
     switch (atmax) {
     case MO_8:
         return lduw_he_p(pv);
@@ -423,9 +421,9 @@ static uint16_t load_atom_2(CPUState *cpu, uintptr_t ra,
             return load_atomic4(pv - 1) >> 8;
         }
         if ((pi & 15) != 7) {
-            return load_atom_extract_al8_or_exit(cpu, ra, pv, 2);
+            return load_atom_extract_al8_or_exit(env, ra, pv, 2);
         }
-        return load_atom_extract_al16_or_exit(cpu, ra, pv, 2);
+        return load_atom_extract_al16_or_exit(env, ra, pv, 2);
     default:
         g_assert_not_reached();
     }
@@ -438,7 +436,7 @@ static uint16_t load_atom_2(CPUState *cpu, uintptr_t ra,
  *
  * Load 4 bytes from @p, honoring the atomicity of @memop.
  */
-static uint32_t load_atom_4(CPUState *cpu, uintptr_t ra,
+static uint32_t load_atom_4(CPUArchState *env, uintptr_t ra,
                             void *pv, MemOp memop)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -454,7 +452,7 @@ static uint32_t load_atom_4(CPUState *cpu, uintptr_t ra,
         }
     }
 
-    atmax = required_atomicity(cpu, pi, memop);
+    atmax = required_atomicity(env, pi, memop);
     switch (atmax) {
     case MO_8:
     case MO_16:
@@ -468,9 +466,9 @@ static uint32_t load_atom_4(CPUState *cpu, uintptr_t ra,
         return load_atom_extract_al4x2(pv);
     case MO_32:
         if (!(pi & 4)) {
-            return load_atom_extract_al8_or_exit(cpu, ra, pv, 4);
+            return load_atom_extract_al8_or_exit(env, ra, pv, 4);
         }
-        return load_atom_extract_al16_or_exit(cpu, ra, pv, 4);
+        return load_atom_extract_al16_or_exit(env, ra, pv, 4);
     default:
         g_assert_not_reached();
     }
@@ -483,7 +481,7 @@ static uint32_t load_atom_4(CPUState *cpu, uintptr_t ra,
  *
  * Load 8 bytes from @p, honoring the atomicity of @memop.
  */
-static uint64_t load_atom_8(CPUState *cpu, uintptr_t ra,
+static uint64_t load_atom_8(CPUArchState *env, uintptr_t ra,
                             void *pv, MemOp memop)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -500,12 +498,12 @@ static uint64_t load_atom_8(CPUState *cpu, uintptr_t ra,
         return load_atom_extract_al16_or_al8(pv, 8);
     }
 
-    atmax = required_atomicity(cpu, pi, memop);
+    atmax = required_atomicity(env, pi, memop);
     if (atmax == MO_64) {
         if (!HAVE_al8 && (pi & 7) == 0) {
-            load_atomic8_or_exit(cpu, ra, pv);
+            load_atomic8_or_exit(env, ra, pv);
         }
-        return load_atom_extract_al16_or_exit(cpu, ra, pv, 8);
+        return load_atom_extract_al16_or_exit(env, ra, pv, 8);
     }
     if (HAVE_al8_fast) {
         return load_atom_extract_al8x2(pv);
@@ -521,8 +519,7 @@ static uint64_t load_atom_8(CPUState *cpu, uintptr_t ra,
         if (HAVE_al8) {
             return load_atom_extract_al8x2(pv);
         }
-        trace_load_atom8_fallback(memop, ra);
-        cpu_loop_exit_atomic(cpu, ra);
+        cpu_loop_exit_atomic(env_cpu(env), ra);
     default:
         g_assert_not_reached();
     }
@@ -535,7 +532,7 @@ static uint64_t load_atom_8(CPUState *cpu, uintptr_t ra,
  *
  * Load 16 bytes from @p, honoring the atomicity of @memop.
  */
-static Int128 load_atom_16(CPUState *cpu, uintptr_t ra,
+static Int128 load_atom_16(CPUArchState *env, uintptr_t ra,
                            void *pv, MemOp memop)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -551,7 +548,7 @@ static Int128 load_atom_16(CPUState *cpu, uintptr_t ra,
         return atomic16_read_ro(pv);
     }
 
-    atmax = required_atomicity(cpu, pi, memop);
+    atmax = required_atomicity(env, pi, memop);
     switch (atmax) {
     case MO_8:
         memcpy(&r, pv, 16);
@@ -566,22 +563,20 @@ static Int128 load_atom_16(CPUState *cpu, uintptr_t ra,
         break;
     case MO_64:
         if (!HAVE_al8) {
-            trace_load_atom16_fallback(memop, ra);
-            cpu_loop_exit_atomic(cpu, ra);
+            cpu_loop_exit_atomic(env_cpu(env), ra);
         }
         a = load_atomic8(pv);
         b = load_atomic8(pv + 8);
         break;
     case -MO_64:
         if (!HAVE_al8) {
-            trace_load_atom16_fallback(memop, ra);
-            cpu_loop_exit_atomic(cpu, ra);
+            cpu_loop_exit_atomic(env_cpu(env), ra);
         }
         a = load_atom_extract_al8x2(pv);
         b = load_atom_extract_al8x2(pv + 8);
         break;
     case MO_128:
-        return load_atomic16_or_exit(cpu, ra, pv);
+        return load_atomic16_or_exit(env, ra, pv);
     default:
         g_assert_not_reached();
     }
@@ -830,7 +825,7 @@ static uint64_t store_whole_le16(void *pv, int size, Int128 val_le)
     int sh = o * 8;
     Int128 m, v;
 
-    qemu_build_assert(HAVE_CMPXCHG128);
+    qemu_build_assert(HAVE_ATOMIC128_RW);
 
     /* Like MAKE_64BIT_MASK(0, sz), but larger. */
     if (sz <= 64) {
@@ -862,7 +857,7 @@ static uint64_t store_whole_le16(void *pv, int size, Int128 val_le)
  *
  * Store 2 bytes to @p, honoring the atomicity of @memop.
  */
-static void store_atom_2(CPUState *cpu, uintptr_t ra,
+static void store_atom_2(CPUArchState *env, uintptr_t ra,
                          void *pv, MemOp memop, uint16_t val)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -873,7 +868,7 @@ static void store_atom_2(CPUState *cpu, uintptr_t ra,
         return;
     }
 
-    atmax = required_atomicity(cpu, pi, memop);
+    atmax = required_atomicity(env, pi, memop);
     if (atmax == MO_8) {
         stw_he_p(pv, val);
         return;
@@ -892,7 +887,7 @@ static void store_atom_2(CPUState *cpu, uintptr_t ra,
             return;
         }
     } else if ((pi & 15) == 7) {
-        if (HAVE_CMPXCHG128) {
+        if (HAVE_ATOMIC128_RW) {
             Int128 v = int128_lshift(int128_make64(val), 56);
             Int128 m = int128_lshift(int128_make64(0xffff), 56);
             store_atom_insert_al16(pv - 7, v, m);
@@ -902,8 +897,7 @@ static void store_atom_2(CPUState *cpu, uintptr_t ra,
         g_assert_not_reached();
     }
 
-    trace_store_atom2_fallback(memop, ra);
-    cpu_loop_exit_atomic(cpu, ra);
+    cpu_loop_exit_atomic(env_cpu(env), ra);
 }
 
 /**
@@ -914,7 +908,7 @@ static void store_atom_2(CPUState *cpu, uintptr_t ra,
  *
  * Store 4 bytes to @p, honoring the atomicity of @memop.
  */
-static void store_atom_4(CPUState *cpu, uintptr_t ra,
+static void store_atom_4(CPUArchState *env, uintptr_t ra,
                          void *pv, MemOp memop, uint32_t val)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -925,7 +919,7 @@ static void store_atom_4(CPUState *cpu, uintptr_t ra,
         return;
     }
 
-    atmax = required_atomicity(cpu, pi, memop);
+    atmax = required_atomicity(env, pi, memop);
     switch (atmax) {
     case MO_8:
         stl_he_p(pv, val);
@@ -962,13 +956,12 @@ static void store_atom_4(CPUState *cpu, uintptr_t ra,
                 return;
             }
         } else {
-            if (HAVE_CMPXCHG128) {
+            if (HAVE_ATOMIC128_RW) {
                 store_whole_le16(pv, 4, int128_make64(cpu_to_le32(val)));
                 return;
             }
         }
-        trace_store_atom4_fallback(memop, ra);
-        cpu_loop_exit_atomic(cpu, ra);
+        cpu_loop_exit_atomic(env_cpu(env), ra);
     default:
         g_assert_not_reached();
     }
@@ -982,7 +975,7 @@ static void store_atom_4(CPUState *cpu, uintptr_t ra,
  *
  * Store 8 bytes to @p, honoring the atomicity of @memop.
  */
-static void store_atom_8(CPUState *cpu, uintptr_t ra,
+static void store_atom_8(CPUArchState *env, uintptr_t ra,
                          void *pv, MemOp memop, uint64_t val)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -993,7 +986,7 @@ static void store_atom_8(CPUState *cpu, uintptr_t ra,
         return;
     }
 
-    atmax = required_atomicity(cpu, pi, memop);
+    atmax = required_atomicity(env, pi, memop);
     switch (atmax) {
     case MO_8:
         stq_he_p(pv, val);
@@ -1028,7 +1021,7 @@ static void store_atom_8(CPUState *cpu, uintptr_t ra,
         }
         break;
     case MO_64:
-        if (HAVE_CMPXCHG128) {
+        if (HAVE_ATOMIC128_RW) {
             store_whole_le16(pv, 8, int128_make64(cpu_to_le64(val)));
             return;
         }
@@ -1036,8 +1029,7 @@ static void store_atom_8(CPUState *cpu, uintptr_t ra,
     default:
         g_assert_not_reached();
     }
-    trace_store_atom8_fallback(memop, ra);
-    cpu_loop_exit_atomic(cpu, ra);
+    cpu_loop_exit_atomic(env_cpu(env), ra);
 }
 
 /**
@@ -1048,7 +1040,7 @@ static void store_atom_8(CPUState *cpu, uintptr_t ra,
  *
  * Store 16 bytes to @p, honoring the atomicity of @memop.
  */
-static void store_atom_16(CPUState *cpu, uintptr_t ra,
+static void store_atom_16(CPUArchState *env, uintptr_t ra,
                           void *pv, MemOp memop, Int128 val)
 {
     uintptr_t pi = (uintptr_t)pv;
@@ -1060,7 +1052,7 @@ static void store_atom_16(CPUState *cpu, uintptr_t ra,
         return;
     }
 
-    atmax = required_atomicity(cpu, pi, memop);
+    atmax = required_atomicity(env, pi, memop);
 
     a = HOST_BIG_ENDIAN ? int128_gethi(val) : int128_getlo(val);
     b = HOST_BIG_ENDIAN ? int128_getlo(val) : int128_gethi(val);
@@ -1084,7 +1076,7 @@ static void store_atom_16(CPUState *cpu, uintptr_t ra,
         }
         break;
     case -MO_64:
-        if (HAVE_CMPXCHG128) {
+        if (HAVE_ATOMIC128_RW) {
             uint64_t val_le;
             int s2 = pi & 15;
             int s1 = 16 - s2;
@@ -1111,10 +1103,13 @@ static void store_atom_16(CPUState *cpu, uintptr_t ra,
         }
         break;
     case MO_128:
+        if (HAVE_ATOMIC128_RW) {
+            atomic16_set(pv, val);
+            return;
+        }
         break;
     default:
         g_assert_not_reached();
     }
-    trace_store_atom16_fallback(memop, ra);
-    cpu_loop_exit_atomic(cpu, ra);
+    cpu_loop_exit_atomic(env_cpu(env), ra);
 }

accel/tcg/ldst_common.c.inc

@@ -8,238 +8,300 @@
  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  * See the COPYING file in the top-level directory.
  */
-/*
- * Load helpers for tcg-ldst.h
- */
 
-tcg_target_ulong helper_ldub_mmu(CPUArchState *env, uint64_t addr,
-                                 MemOpIdx oi, uintptr_t retaddr)
+uint32_t cpu_ldub_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                            int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_8);
-    return do_ld1_mmu(env_cpu(env), addr, oi, retaddr, MMU_DATA_LOAD);
+    MemOpIdx oi = make_memop_idx(MO_UB, mmu_idx);
+    return cpu_ldb_mmu(env, addr, oi, ra);
 }
 
-tcg_target_ulong helper_lduw_mmu(CPUArchState *env, uint64_t addr,
-                                 MemOpIdx oi, uintptr_t retaddr)
+int cpu_ldsb_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                       int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
-    return do_ld2_mmu(env_cpu(env), addr, oi, retaddr, MMU_DATA_LOAD);
+    return (int8_t)cpu_ldub_mmuidx_ra(env, addr, mmu_idx, ra);
 }
 
-tcg_target_ulong helper_ldul_mmu(CPUArchState *env, uint64_t addr,
-                                 MemOpIdx oi, uintptr_t retaddr)
+uint32_t cpu_lduw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                               int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
-    return do_ld4_mmu(env_cpu(env), addr, oi, retaddr, MMU_DATA_LOAD);
+    MemOpIdx oi = make_memop_idx(MO_BEUW | MO_UNALN, mmu_idx);
+    return cpu_ldw_mmu(env, addr, oi, ra);
 }
 
-uint64_t helper_ldq_mmu(CPUArchState *env, uint64_t addr,
-                        MemOpIdx oi, uintptr_t retaddr)
+int cpu_ldsw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                          int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
-    return do_ld8_mmu(env_cpu(env), addr, oi, retaddr, MMU_DATA_LOAD);
+    return (int16_t)cpu_lduw_be_mmuidx_ra(env, addr, mmu_idx, ra);
 }
 
-/*
- * Provide signed versions of the load routines as well.  We can of course
- * avoid this for 64-bit data, or for 32-bit data on 32-bit host.
- */
-
-tcg_target_ulong helper_ldsb_mmu(CPUArchState *env, uint64_t addr,
-                                 MemOpIdx oi, uintptr_t retaddr)
+uint32_t cpu_ldl_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                              int mmu_idx, uintptr_t ra)
 {
-    return (int8_t)helper_ldub_mmu(env, addr, oi, retaddr);
+    MemOpIdx oi = make_memop_idx(MO_BEUL | MO_UNALN, mmu_idx);
+    return cpu_ldl_mmu(env, addr, oi, ra);
 }
 
-tcg_target_ulong helper_ldsw_mmu(CPUArchState *env, uint64_t addr,
-                                 MemOpIdx oi, uintptr_t retaddr)
+uint64_t cpu_ldq_be_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                              int mmu_idx, uintptr_t ra)
 {
-    return (int16_t)helper_lduw_mmu(env, addr, oi, retaddr);
+    MemOpIdx oi = make_memop_idx(MO_BEUQ | MO_UNALN, mmu_idx);
+    return cpu_ldq_mmu(env, addr, oi, ra);
 }
 
-tcg_target_ulong helper_ldsl_mmu(CPUArchState *env, uint64_t addr,
-                                 MemOpIdx oi, uintptr_t retaddr)
+uint32_t cpu_lduw_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                               int mmu_idx, uintptr_t ra)
 {
-    return (int32_t)helper_ldul_mmu(env, addr, oi, retaddr);
+    MemOpIdx oi = make_memop_idx(MO_LEUW | MO_UNALN, mmu_idx);
+    return cpu_ldw_mmu(env, addr, oi, ra);
 }
 
-Int128 helper_ld16_mmu(CPUArchState *env, uint64_t addr,
-                       MemOpIdx oi, uintptr_t retaddr)
+int cpu_ldsw_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                          int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
-    return do_ld16_mmu(env_cpu(env), addr, oi, retaddr);
+    return (int16_t)cpu_lduw_le_mmuidx_ra(env, addr, mmu_idx, ra);
 }
 
-Int128 helper_ld_i128(CPUArchState *env, uint64_t addr, uint32_t oi)
+uint32_t cpu_ldl_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                              int mmu_idx, uintptr_t ra)
 {
-    return helper_ld16_mmu(env, addr, oi, GETPC());
+    MemOpIdx oi = make_memop_idx(MO_LEUL | MO_UNALN, mmu_idx);
+    return cpu_ldl_mmu(env, addr, oi, ra);
 }
 
-/*
- * Store helpers for tcg-ldst.h
- */
-
-void helper_stb_mmu(CPUArchState *env, uint64_t addr, uint32_t val,
-                    MemOpIdx oi, uintptr_t ra)
+uint64_t cpu_ldq_le_mmuidx_ra(CPUArchState *env, abi_ptr addr,
+                              int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_8);
-    do_st1_mmu(env_cpu(env), addr, val, oi, ra);
+    MemOpIdx oi = make_memop_idx(MO_LEUQ | MO_UNALN, mmu_idx);
+    return cpu_ldq_mmu(env, addr, oi, ra);
 }
 
-void helper_stw_mmu(CPUArchState *env, uint64_t addr, uint32_t val,
-                    MemOpIdx oi, uintptr_t retaddr)
+void cpu_stb_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
+                       int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
-    do_st2_mmu(env_cpu(env), addr, val, oi, retaddr);
+    MemOpIdx oi = make_memop_idx(MO_UB, mmu_idx);
+    cpu_stb_mmu(env, addr, val, oi, ra);
 }
 
-void helper_stl_mmu(CPUArchState *env, uint64_t addr, uint32_t val,
-                    MemOpIdx oi, uintptr_t retaddr)
+void cpu_stw_be_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
+                          int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
-    do_st4_mmu(env_cpu(env), addr, val, oi, retaddr);
+    MemOpIdx oi = make_memop_idx(MO_BEUW | MO_UNALN, mmu_idx);
+    cpu_stw_mmu(env, addr, val, oi, ra);
 }
 
-void helper_stq_mmu(CPUArchState *env, uint64_t addr, uint64_t val,
-                    MemOpIdx oi, uintptr_t retaddr)
+void cpu_stl_be_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
+                          int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
-    do_st8_mmu(env_cpu(env), addr, val, oi, retaddr);
+    MemOpIdx oi = make_memop_idx(MO_BEUL | MO_UNALN, mmu_idx);
+    cpu_stl_mmu(env, addr, val, oi, ra);
 }
 
-void helper_st16_mmu(CPUArchState *env, uint64_t addr, Int128 val,
-                     MemOpIdx oi, uintptr_t retaddr)
+void cpu_stq_be_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint64_t val,
+                          int mmu_idx, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
-    do_st16_mmu(env_cpu(env), addr, val, oi, retaddr);
+    MemOpIdx oi = make_memop_idx(MO_BEUQ | MO_UNALN, mmu_idx);
+    cpu_stq_mmu(env, addr, val, oi, ra);
 }
 
-void helper_st_i128(CPUArchState *env, uint64_t addr, Int128 val, MemOpIdx oi)
+void cpu_stw_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
+                          int mmu_idx, uintptr_t ra)
 {
-    helper_st16_mmu(env, addr, val, oi, GETPC());
+    MemOpIdx oi = make_memop_idx(MO_LEUW | MO_UNALN, mmu_idx);
+    cpu_stw_mmu(env, addr, val, oi, ra);
 }
 
-/*
- * Load helpers for cpu_ldst.h
- */
-
-static void plugin_load_cb(CPUArchState *env, vaddr addr,
-                           uint64_t value_low,
-                           uint64_t value_high,
-                           MemOpIdx oi)
+void cpu_stl_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint32_t val,
+                          int mmu_idx, uintptr_t ra)
 {
-    if (cpu_plugin_mem_cbs_enabled(env_cpu(env))) {
-        qemu_plugin_vcpu_mem_cb(env_cpu(env), addr,
-                                value_low, value_high,
-                                oi, QEMU_PLUGIN_MEM_R);
-    }
+    MemOpIdx oi = make_memop_idx(MO_LEUL | MO_UNALN, mmu_idx);
+    cpu_stl_mmu(env, addr, val, oi, ra);
 }
 
-uint8_t cpu_ldb_mmu(CPUArchState *env, vaddr addr, MemOpIdx oi, uintptr_t ra)
+void cpu_stq_le_mmuidx_ra(CPUArchState *env, abi_ptr addr, uint64_t val,
+                          int mmu_idx, uintptr_t ra)
 {
-    uint8_t ret;
-
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_UB);
-    ret = do_ld1_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
-    plugin_load_cb(env, addr, ret, 0, oi);
-    return ret;
+    MemOpIdx oi = make_memop_idx(MO_LEUQ | MO_UNALN, mmu_idx);
+    cpu_stq_mmu(env, addr, val, oi, ra);
 }
 
-uint16_t cpu_ldw_mmu(CPUArchState *env, vaddr addr,
-                     MemOpIdx oi, uintptr_t ra)
-{
-    uint16_t ret;
+/*--------------------------*/
 
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
-    ret = do_ld2_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
-    plugin_load_cb(env, addr, ret, 0, oi);
-    return ret;
+uint32_t cpu_ldub_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
+{
+    return cpu_ldub_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }
 
-uint32_t cpu_ldl_mmu(CPUArchState *env, vaddr addr,
-                     MemOpIdx oi, uintptr_t ra)
+int cpu_ldsb_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    uint32_t ret;
-
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
-    ret = do_ld4_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
-    plugin_load_cb(env, addr, ret, 0, oi);
-    return ret;
+    return (int8_t)cpu_ldub_data_ra(env, addr, ra);
 }
 
-uint64_t cpu_ldq_mmu(CPUArchState *env, vaddr addr,
-                     MemOpIdx oi, uintptr_t ra)
+uint32_t cpu_lduw_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    uint64_t ret;
-
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
-    ret = do_ld8_mmu(env_cpu(env), addr, oi, ra, MMU_DATA_LOAD);
-    plugin_load_cb(env, addr, ret, 0, oi);
-    return ret;
+    return cpu_lduw_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }
 
-Int128 cpu_ld16_mmu(CPUArchState *env, vaddr addr,
-                    MemOpIdx oi, uintptr_t ra)
+int cpu_ldsw_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    Int128 ret;
-
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
-    ret = do_ld16_mmu(env_cpu(env), addr, oi, ra);
-    plugin_load_cb(env, addr, int128_getlo(ret), int128_gethi(ret), oi);
-    return ret;
+    return (int16_t)cpu_lduw_be_data_ra(env, addr, ra);
 }
 
-/*
- * Store helpers for cpu_ldst.h
- */
-
-static void plugin_store_cb(CPUArchState *env, vaddr addr,
-                            uint64_t value_low,
-                            uint64_t value_high,
-                            MemOpIdx oi)
+uint32_t cpu_ldl_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    if (cpu_plugin_mem_cbs_enabled(env_cpu(env))) {
-        qemu_plugin_vcpu_mem_cb(env_cpu(env), addr,
-                                value_low, value_high,
-                                oi, QEMU_PLUGIN_MEM_W);
-    }
+    return cpu_ldl_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }
 
-void cpu_stb_mmu(CPUArchState *env, vaddr addr, uint8_t val,
-                 MemOpIdx oi, uintptr_t retaddr)
+uint64_t cpu_ldq_be_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    helper_stb_mmu(env, addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, val, 0, oi);
+    return cpu_ldq_be_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }
 
-void cpu_stw_mmu(CPUArchState *env, vaddr addr, uint16_t val,
-                 MemOpIdx oi, uintptr_t retaddr)
+uint32_t cpu_lduw_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_16);
-    do_st2_mmu(env_cpu(env), addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, val, 0, oi);
+    return cpu_lduw_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }
 
-void cpu_stl_mmu(CPUArchState *env, vaddr addr, uint32_t val,
-                    MemOpIdx oi, uintptr_t retaddr)
+int cpu_ldsw_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_32);
-    do_st4_mmu(env_cpu(env), addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, val, 0, oi);
+    return (int16_t)cpu_lduw_le_data_ra(env, addr, ra);
 }
 
-void cpu_stq_mmu(CPUArchState *env, vaddr addr, uint64_t val,
-                 MemOpIdx oi, uintptr_t retaddr)
+uint32_t cpu_ldl_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_64);
-    do_st8_mmu(env_cpu(env), addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, val, 0, oi);
+    return cpu_ldl_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
 }
 
-void cpu_st16_mmu(CPUArchState *env, vaddr addr, Int128 val,
-                  MemOpIdx oi, uintptr_t retaddr)
+uint64_t cpu_ldq_le_data_ra(CPUArchState *env, abi_ptr addr, uintptr_t ra)
 {
-    tcg_debug_assert((get_memop(oi) & MO_SIZE) == MO_128);
-    do_st16_mmu(env_cpu(env), addr, val, oi, retaddr);
-    plugin_store_cb(env, addr, int128_getlo(val), int128_gethi(val), oi);
+    return cpu_ldq_le_mmuidx_ra(env, addr, cpu_mmu_index(env, false), ra);
+}
+
+void cpu_stb_data_ra(CPUArchState *env, abi_ptr addr,
+                     uint32_t val, uintptr_t ra)
+{
+    cpu_stb_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
+}
+
+void cpu_stw_be_data_ra(CPUArchState *env, abi_ptr addr,
+                        uint32_t val, uintptr_t ra)
+{
+    cpu_stw_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
+}
+
+void cpu_stl_be_data_ra(CPUArchState *env, abi_ptr addr,
+                        uint32_t val, uintptr_t ra)
+{
+    cpu_stl_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
+}
+
+void cpu_stq_be_data_ra(CPUArchState *env, abi_ptr addr,
+                        uint64_t val, uintptr_t ra)
+{
+    cpu_stq_be_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
+}
+
+void cpu_stw_le_data_ra(CPUArchState *env, abi_ptr addr,
+                        uint32_t val, uintptr_t ra)
+{
+    cpu_stw_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
+}
+
+void cpu_stl_le_data_ra(CPUArchState *env, abi_ptr addr,
+                        uint32_t val, uintptr_t ra)
+{
+    cpu_stl_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
+}
+
+void cpu_stq_le_data_ra(CPUArchState *env, abi_ptr addr,
+                        uint64_t val, uintptr_t ra)
+{
+    cpu_stq_le_mmuidx_ra(env, addr, val, cpu_mmu_index(env, false), ra);
+}
+
+/*--------------------------*/
+
+uint32_t cpu_ldub_data(CPUArchState *env, abi_ptr addr)
+{
+    return cpu_ldub_data_ra(env, addr, 0);
+}
+
+int cpu_ldsb_data(CPUArchState *env, abi_ptr addr)
+{
+    return (int8_t)cpu_ldub_data(env, addr);
+}
+
+uint32_t cpu_lduw_be_data(CPUArchState *env, abi_ptr addr)
+{
+    return cpu_lduw_be_data_ra(env, addr, 0);
+}
+
+int cpu_ldsw_be_data(CPUArchState *env, abi_ptr addr)
+{
+    return (int16_t)cpu_lduw_be_data(env, addr);
+}
+
+uint32_t cpu_ldl_be_data(CPUArchState *env, abi_ptr addr)
+{
+    return cpu_ldl_be_data_ra(env, addr, 0);
+}
+
+uint64_t cpu_ldq_be_data(CPUArchState *env, abi_ptr addr)
+{
+    return cpu_ldq_be_data_ra(env, addr, 0);
+}
+
+uint32_t cpu_lduw_le_data(CPUArchState *env, abi_ptr addr)
+{
+    return cpu_lduw_le_data_ra(env, addr, 0);
+}
+
+int cpu_ldsw_le_data(CPUArchState *env, abi_ptr addr)
+{
+    return (int16_t)cpu_lduw_le_data(env, addr);
+}
+
+uint32_t cpu_ldl_le_data(CPUArchState *env, abi_ptr addr)
+{
+    return cpu_ldl_le_data_ra(env, addr, 0);
+}
+
+uint64_t cpu_ldq_le_data(CPUArchState *env, abi_ptr addr)
+{
+    return cpu_ldq_le_data_ra(env, addr, 0);
+}
+
+void cpu_stb_data(CPUArchState *env, abi_ptr addr, uint32_t val)
+{
+    cpu_stb_data_ra(env, addr, val, 0);
+}
+
+void cpu_stw_be_data(CPUArchState *env, abi_ptr addr, uint32_t val)
+{
+    cpu_stw_be_data_ra(env, addr, val, 0);
+}
+
+void cpu_stl_be_data(CPUArchState *env, abi_ptr addr, uint32_t val)
+{
+    cpu_stl_be_data_ra(env, addr, val, 0);
+}
+
+void cpu_stq_be_data(CPUArchState *env, abi_ptr addr, uint64_t val)
+{
+    cpu_stq_be_data_ra(env, addr, val, 0);
+}
+
+void cpu_stw_le_data(CPUArchState *env, abi_ptr addr, uint32_t val)
+{
+    cpu_stw_le_data_ra(env, addr, val, 0);
+}
+
+void cpu_stl_le_data(CPUArchState *env, abi_ptr addr, uint32_t val)
+{
+    cpu_stl_le_data_ra(env, addr, val, 0);
+}
+
+void cpu_stq_le_data(CPUArchState *env, abi_ptr addr, uint64_t val)
+{
+    cpu_stq_le_data_ra(env, addr, val, 0);
 }

accel/tcg/meson.build

@@ -1,39 +1,29 @@
-if not have_tcg
-   subdir_done()
-endif
-
 tcg_ss = ss.source_set()
-
 tcg_ss.add(files(
-  'cpu-exec.c',
-  'cpu-exec-common.c',
-  'tcg-runtime.c',
-  'tcg-runtime-gvec.c',
-  'tb-maint.c',
   'tcg-all.c',
-  'tcg-stats.c',
+  'cpu-exec-common.c',
+  'cpu-exec.c',
+  'tb-maint.c',
+  'tcg-runtime-gvec.c',
+  'tcg-runtime.c',
   'translate-all.c',
   'translator.c',
 ))
-if get_option('plugins')
-  tcg_ss.add(files('plugin-gen.c'))
-endif
+tcg_ss.add(when: 'CONFIG_USER_ONLY', if_true: files('user-exec.c'))
+tcg_ss.add(when: 'CONFIG_SYSTEM_ONLY', if_false: files('user-exec-stub.c'))
+tcg_ss.add(when: 'CONFIG_PLUGIN', if_true: [files('plugin-gen.c')])
+tcg_ss.add(when: libdw, if_true: files('debuginfo.c'))
+tcg_ss.add(when: 'CONFIG_LINUX', if_true: files('perf.c'))
+specific_ss.add_all(when: 'CONFIG_TCG', if_true: tcg_ss)
 
-user_ss.add_all(tcg_ss)
-system_ss.add_all(tcg_ss)
-
-user_ss.add(files(
-  'user-exec.c',
-  'user-exec-stub.c',
-))
-
-system_ss.add(files(
+specific_ss.add(when: ['CONFIG_SYSTEM_ONLY', 'CONFIG_TCG'], if_true: files(
   'cputlb.c',
-  'icount-common.c',
   'monitor.c',
-  'tcg-accel-ops.c',
-  'tcg-accel-ops-icount.c',
-  'tcg-accel-ops-mttcg.c',
-  'tcg-accel-ops-rr.c',
-  'watchpoint.c',
+))
+
+tcg_module_ss.add(when: ['CONFIG_SYSTEM_ONLY', 'CONFIG_TCG'], if_true: files(
+  'tcg-accel-ops.c',
+  'tcg-accel-ops-mttcg.c',
+  'tcg-accel-ops-icount.c',
+  'tcg-accel-ops-rr.c',
 ))

accel/tcg/monitor.c

@@ -7,13 +7,48 @@
  */
 
 #include "qemu/osdep.h"
+#include "qemu/accel.h"
 #include "qapi/error.h"
 #include "qapi/type-helpers.h"
 #include "qapi/qapi-commands-machine.h"
 #include "monitor/monitor.h"
-#include "system/tcg.h"
+#include "sysemu/cpus.h"
+#include "sysemu/cpu-timers.h"
+#include "sysemu/tcg.h"
 #include "tcg/tcg.h"
-#include "internal-common.h"
+#include "internal.h"
+
+
+static void dump_drift_info(GString *buf)
+{
+    if (!icount_enabled()) {
+        return;
+    }
+
+    g_string_append_printf(buf, "Host - Guest clock  %"PRIi64" ms\n",
+                           (cpu_get_clock() - icount_get()) / SCALE_MS);
+    if (icount_align_option) {
+        g_string_append_printf(buf, "Max guest delay     %"PRIi64" ms\n",
+                               -max_delay / SCALE_MS);
+        g_string_append_printf(buf, "Max guest advance   %"PRIi64" ms\n",
+                               max_advance / SCALE_MS);
+    } else {
+        g_string_append_printf(buf, "Max guest delay     NA\n");
+        g_string_append_printf(buf, "Max guest advance   NA\n");
+    }
+}
+
+static void dump_accel_info(GString *buf)
+{
+    AccelState *accel = current_accel();
+    bool one_insn_per_tb = object_property_get_bool(OBJECT(accel),
+                                                    "one-insn-per-tb",
+                                                    &error_fatal);
+
+    g_string_append_printf(buf, "Accelerator settings:\n");
+    g_string_append_printf(buf, "one-insn-per-tb: %s\n\n",
+                           one_insn_per_tb ? "on" : "off");
+}
 
 HumanReadableText *qmp_x_query_jit(Error **errp)
 {
@@ -24,7 +59,24 @@ HumanReadableText *qmp_x_query_jit(Error **errp)
         return NULL;
     }
 
-    tcg_dump_stats(buf);
+    dump_accel_info(buf);
+    dump_exec_info(buf);
+    dump_drift_info(buf);
+
+    return human_readable_text_from_str(buf);
+}
+
+HumanReadableText *qmp_x_query_opcount(Error **errp)
+{
+    g_autoptr(GString) buf = g_string_new("");
+
+    if (!tcg_enabled()) {
+        error_setg(errp,
+                   "Opcode count information is only available with accel=tcg");
+        return NULL;
+    }
+
+    tcg_dump_op_count(buf);
 
     return human_readable_text_from_str(buf);
 }
@@ -32,6 +84,7 @@ HumanReadableText *qmp_x_query_jit(Error **errp)
 static void hmp_tcg_register(void)
 {
     monitor_register_hmp_info_hrt("jit", qmp_x_query_jit);
+    monitor_register_hmp_info_hrt("opcount", qmp_x_query_opcount);
 }
 
 type_init(hmp_tcg_register);

accel/tcg/perf.c

@@ -0,0 +1,386 @@
+/*
+ * Linux perf perf-<pid>.map and jit-<pid>.dump integration.
+ *
+ * The jitdump spec can be found at [1].
+ *
+ * [1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/tools/perf/Documentation/jitdump-specification.txt
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#include "qemu/osdep.h"
+#include "elf.h"
+#include "exec/exec-all.h"
+#include "qemu/timer.h"
+#include "tcg/tcg.h"
+
+#include "debuginfo.h"
+#include "perf.h"
+
+static FILE *safe_fopen_w(const char *path)
+{
+    int saved_errno;
+    FILE *f;
+    int fd;
+
+    /* Delete the old file, if any. */
+    unlink(path);
+
+    /* Avoid symlink attacks by using O_CREAT | O_EXCL. */
+    fd = open(path, O_RDWR | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR);
+    if (fd == -1) {
+        return NULL;
+    }
+
+    /* Convert fd to FILE*. */
+    f = fdopen(fd, "w");
+    if (f == NULL) {
+        saved_errno = errno;
+        close(fd);
+        errno = saved_errno;
+        return NULL;
+    }
+
+    return f;
+}
+
+static FILE *perfmap;
+
+void perf_enable_perfmap(void)
+{
+    char map_file[32];
+
+    snprintf(map_file, sizeof(map_file), "/tmp/perf-%d.map", getpid());
+    perfmap = safe_fopen_w(map_file);
+    if (perfmap == NULL) {
+        warn_report("Could not open %s: %s, proceeding without perfmap",
+                    map_file, strerror(errno));
+    }
+}
+
+/* Get PC and size of code JITed for guest instruction #INSN. */
+static void get_host_pc_size(uintptr_t *host_pc, uint16_t *host_size,
+                             const void *start, size_t insn)
+{
+    uint16_t start_off = insn ? tcg_ctx->gen_insn_end_off[insn - 1] : 0;
+
+    if (host_pc) {
+        *host_pc = (uintptr_t)start + start_off;
+    }
+    if (host_size) {
+        *host_size = tcg_ctx->gen_insn_end_off[insn] - start_off;
+    }
+}
+
+static const char *pretty_symbol(const struct debuginfo_query *q, size_t *len)
+{
+    static __thread char buf[64];
+    int tmp;
+
+    if (!q->symbol) {
+        tmp = snprintf(buf, sizeof(buf), "guest-0x%"PRIx64, q->address);
+        if (len) {
+            *len = MIN(tmp + 1, sizeof(buf));
+        }
+        return buf;
+    }
+
+    if (!q->offset) {
+        if (len) {
+            *len = strlen(q->symbol) + 1;
+        }
+        return q->symbol;
+    }
+
+    tmp = snprintf(buf, sizeof(buf), "%s+0x%"PRIx64, q->symbol, q->offset);
+    if (len) {
+        *len = MIN(tmp + 1, sizeof(buf));
+    }
+    return buf;
+}
+
+static void write_perfmap_entry(const void *start, size_t insn,
+                                const struct debuginfo_query *q)
+{
+    uint16_t host_size;
+    uintptr_t host_pc;
+
+    get_host_pc_size(&host_pc, &host_size, start, insn);
+    fprintf(perfmap, "%"PRIxPTR" %"PRIx16" %s\n",
+            host_pc, host_size, pretty_symbol(q, NULL));
+}
+
+static FILE *jitdump;
+static size_t perf_marker_size;
+static void *perf_marker = MAP_FAILED;
+
+#define JITHEADER_MAGIC 0x4A695444
+#define JITHEADER_VERSION 1
+
+struct jitheader {
+    uint32_t magic;
+    uint32_t version;
+    uint32_t total_size;
+    uint32_t elf_mach;
+    uint32_t pad1;
+    uint32_t pid;
+    uint64_t timestamp;
+    uint64_t flags;
+};
+
+enum jit_record_type {
+    JIT_CODE_LOAD = 0,
+    JIT_CODE_DEBUG_INFO = 2,
+};
+
+struct jr_prefix {
+    uint32_t id;
+    uint32_t total_size;
+    uint64_t timestamp;
+};
+
+struct jr_code_load {
+    struct jr_prefix p;
+
+    uint32_t pid;
+    uint32_t tid;
+    uint64_t vma;
+    uint64_t code_addr;
+    uint64_t code_size;
+    uint64_t code_index;
+};
+
+struct debug_entry {
+    uint64_t addr;
+    int lineno;
+    int discrim;
+    const char name[];
+};
+
+struct jr_code_debug_info {
+    struct jr_prefix p;
+
+    uint64_t code_addr;
+    uint64_t nr_entry;
+    struct debug_entry entries[];
+};
+
+static uint32_t get_e_machine(void)
+{
+    Elf64_Ehdr elf_header;
+    FILE *exe;
+    size_t n;
+
+    QEMU_BUILD_BUG_ON(offsetof(Elf32_Ehdr, e_machine) !=
+                      offsetof(Elf64_Ehdr, e_machine));
+
+    exe = fopen("/proc/self/exe", "r");
+    if (exe == NULL) {
+        return EM_NONE;
+    }
+
+    n = fread(&elf_header, sizeof(elf_header), 1, exe);
+    fclose(exe);
+    if (n != 1) {
+        return EM_NONE;
+    }
+
+    return elf_header.e_machine;
+}
+
+void perf_enable_jitdump(void)
+{
+    struct jitheader header;
+    char jitdump_file[32];
+
+    if (!use_rt_clock) {
+        warn_report("CLOCK_MONOTONIC is not available, proceeding without jitdump");
+        return;
+    }
+
+    snprintf(jitdump_file, sizeof(jitdump_file), "jit-%d.dump", getpid());
+    jitdump = safe_fopen_w(jitdump_file);
+    if (jitdump == NULL) {
+        warn_report("Could not open %s: %s, proceeding without jitdump",
+                    jitdump_file, strerror(errno));
+        return;
+    }
+
+    /*
+     * `perf inject` will see that the mapped file name in the corresponding
+     * PERF_RECORD_MMAP or PERF_RECORD_MMAP2 event is of the form jit-%d.dump
+     * and will process it as a jitdump file.
+     */
+    perf_marker_size = qemu_real_host_page_size();
+    perf_marker = mmap(NULL, perf_marker_size, PROT_READ | PROT_EXEC,
+                       MAP_PRIVATE, fileno(jitdump), 0);
+    if (perf_marker == MAP_FAILED) {
+        warn_report("Could not map %s: %s, proceeding without jitdump",
+                    jitdump_file, strerror(errno));
+        fclose(jitdump);
+        jitdump = NULL;
+        return;
+    }
+
+    header.magic = JITHEADER_MAGIC;
+    header.version = JITHEADER_VERSION;
+    header.total_size = sizeof(header);
+    header.elf_mach = get_e_machine();
+    header.pad1 = 0;
+    header.pid = getpid();
+    header.timestamp = get_clock();
+    header.flags = 0;
+    fwrite(&header, sizeof(header), 1, jitdump);
+}
+
+void perf_report_prologue(const void *start, size_t size)
+{
+    if (perfmap) {
+        fprintf(perfmap, "%"PRIxPTR" %zx tcg-prologue-buffer\n",
+                (uintptr_t)start, size);
+    }
+}
+
+/* Write a JIT_CODE_DEBUG_INFO jitdump entry. */
+static void write_jr_code_debug_info(const void *start,
+                                     const struct debuginfo_query *q,
+                                     size_t icount)
+{
+    struct jr_code_debug_info rec;
+    struct debug_entry ent;
+    uintptr_t host_pc;
+    int insn;
+
+    /* Write the header. */
+    rec.p.id = JIT_CODE_DEBUG_INFO;
+    rec.p.total_size = sizeof(rec) + sizeof(ent) + 1;
+    rec.p.timestamp = get_clock();
+    rec.code_addr = (uintptr_t)start;
+    rec.nr_entry = 1;
+    for (insn = 0; insn < icount; insn++) {
+        if (q[insn].file) {
+            rec.p.total_size += sizeof(ent) + strlen(q[insn].file) + 1;
+            rec.nr_entry++;
+        }
+    }
+    fwrite(&rec, sizeof(rec), 1, jitdump);
+
+    /* Write the main debug entries. */
+    for (insn = 0; insn < icount; insn++) {
+        if (q[insn].file) {
+            get_host_pc_size(&host_pc, NULL, start, insn);
+            ent.addr = host_pc;
+            ent.lineno = q[insn].line;
+            ent.discrim = 0;
+            fwrite(&ent, sizeof(ent), 1, jitdump);
+            fwrite(q[insn].file, strlen(q[insn].file) + 1, 1, jitdump);
+        }
+    }
+
+    /* Write the trailing debug_entry. */
+    ent.addr = (uintptr_t)start + tcg_ctx->gen_insn_end_off[icount - 1];
+    ent.lineno = 0;
+    ent.discrim = 0;
+    fwrite(&ent, sizeof(ent), 1, jitdump);
+    fwrite("", 1, 1, jitdump);
+}
+
+/* Write a JIT_CODE_LOAD jitdump entry. */
+static void write_jr_code_load(const void *start, uint16_t host_size,
+                               const struct debuginfo_query *q)
+{
+    static uint64_t code_index;
+    struct jr_code_load rec;
+    const char *symbol;
+    size_t symbol_size;
+
+    symbol = pretty_symbol(q, &symbol_size);
+    rec.p.id = JIT_CODE_LOAD;
+    rec.p.total_size = sizeof(rec) + symbol_size + host_size;
+    rec.p.timestamp = get_clock();
+    rec.pid = getpid();
+    rec.tid = qemu_get_thread_id();
+    rec.vma = (uintptr_t)start;
+    rec.code_addr = (uintptr_t)start;
+    rec.code_size = host_size;
+    rec.code_index = code_index++;
+    fwrite(&rec, sizeof(rec), 1, jitdump);
+    fwrite(symbol, symbol_size, 1, jitdump);
+    fwrite(start, host_size, 1, jitdump);
+}
+
+void perf_report_code(uint64_t guest_pc, TranslationBlock *tb,
+                      const void *start)
+{
+    struct debuginfo_query *q;
+    size_t insn, start_words;
+    uint64_t *gen_insn_data;
+
+    if (!perfmap && !jitdump) {
+        return;
+    }
+
+    q = g_try_malloc0_n(tb->icount, sizeof(*q));
+    if (!q) {
+        return;
+    }
+
+    debuginfo_lock();
+
+    /* Query debuginfo for each guest instruction. */
+    gen_insn_data = tcg_ctx->gen_insn_data;
+    start_words = tcg_ctx->insn_start_words;
+
+    for (insn = 0; insn < tb->icount; insn++) {
+        /* FIXME: This replicates the restore_state_to_opc() logic. */
+        q[insn].address = gen_insn_data[insn * start_words + 0];
+        if (tb_cflags(tb) & CF_PCREL) {
+            q[insn].address |= (guest_pc & TARGET_PAGE_MASK);
+        } else {
+#if defined(TARGET_I386)
+            q[insn].address -= tb->cs_base;
+#endif
+        }
+        q[insn].flags = DEBUGINFO_SYMBOL | (jitdump ? DEBUGINFO_LINE : 0);
+    }
+    debuginfo_query(q, tb->icount);
+
+    /* Emit perfmap entries if needed. */
+    if (perfmap) {
+        flockfile(perfmap);
+        for (insn = 0; insn < tb->icount; insn++) {
+            write_perfmap_entry(start, insn, &q[insn]);
+        }
+        funlockfile(perfmap);
+    }
+
+    /* Emit jitdump entries if needed. */
+    if (jitdump) {
+        flockfile(jitdump);
+        write_jr_code_debug_info(start, q, tb->icount);
+        write_jr_code_load(start, tcg_ctx->gen_insn_end_off[tb->icount - 1],
+                           q);
+        funlockfile(jitdump);
+    }
+
+    debuginfo_unlock();
+    g_free(q);
+}
+
+void perf_exit(void)
+{
+    if (perfmap) {
+        fclose(perfmap);
+        perfmap = NULL;
+    }
+
+    if (perf_marker != MAP_FAILED) {
+        munmap(perf_marker, perf_marker_size);
+        perf_marker = MAP_FAILED;
+    }
+
+    if (jitdump) {
+        fclose(jitdump);
+        jitdump = NULL;
+    }
+}

accel/tcg/perf.h

@@ -0,0 +1,49 @@
+/*
+ * Linux perf perf-<pid>.map and jit-<pid>.dump integration.
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later
+ */
+
+#ifndef ACCEL_TCG_PERF_H
+#define ACCEL_TCG_PERF_H
+
+#if defined(CONFIG_TCG) && defined(CONFIG_LINUX)
+/* Start writing perf-<pid>.map. */
+void perf_enable_perfmap(void);
+
+/* Start writing jit-<pid>.dump. */
+void perf_enable_jitdump(void);
+
+/* Add information about TCG prologue to profiler maps. */
+void perf_report_prologue(const void *start, size_t size);
+
+/* Add information about JITted guest code to profiler maps. */
+void perf_report_code(uint64_t guest_pc, TranslationBlock *tb,
+                      const void *start);
+
+/* Stop writing perf-<pid>.map and/or jit-<pid>.dump. */
+void perf_exit(void);
+#else
+static inline void perf_enable_perfmap(void)
+{
+}
+
+static inline void perf_enable_jitdump(void)
+{
+}
+
+static inline void perf_report_prologue(const void *start, size_t size)
+{
+}
+
+static inline void perf_report_code(uint64_t guest_pc, TranslationBlock *tb,
+                                    const void *start)
+{
+}
+
+static inline void perf_exit(void)
+{
+}
+#endif
+
+#endif

accel/tcg/plugin-helpers.h

@@ -0,0 +1,4 @@
+#ifdef CONFIG_PLUGIN
+DEF_HELPER_FLAGS_2(plugin_vcpu_udata_cb, TCG_CALL_NO_RWG | TCG_CALL_PLUGIN, void, i32, ptr)
+DEF_HELPER_FLAGS_4(plugin_vcpu_mem_cb, TCG_CALL_NO_RWG | TCG_CALL_PLUGIN, void, i32, i32, i64, ptr)
+#endif

accel/tcg/tb-hash.h

@@ -20,9 +20,8 @@
 #ifndef EXEC_TB_HASH_H
 #define EXEC_TB_HASH_H
 
-#include "exec/vaddr.h"
-#include "exec/target_page.h"
-#include "exec/translation-block.h"
+#include "exec/cpu-defs.h"
+#include "exec/exec-all.h"
 #include "qemu/xxhash.h"
 #include "tb-jmp-cache.h"
 

accel/tcg/tb-internal.h

@@ -1,55 +0,0 @@
-/*
- * TranslationBlock internal declarations (target specific)
- *
- *  Copyright (c) 2003 Fabrice Bellard
- *
- * SPDX-License-Identifier: LGPL-2.1-or-later
- */
-
-#ifndef ACCEL_TCG_TB_INTERNAL_TARGET_H
-#define ACCEL_TCG_TB_INTERNAL_TARGET_H
-
-#include "exec/translation-block.h"
-
-/*
- * The true return address will often point to a host insn that is part of
- * the next translated guest insn.  Adjust the address backward to point to
- * the middle of the call insn.  Subtracting one would do the job except for
- * several compressed mode architectures (arm, mips) which set the low bit
- * to indicate the compressed mode; subtracting two works around that.  It
- * is also the case that there are no host isas that contain a call insn
- * smaller than 4 bytes, so we don't worry about special-casing this.
- */
-#define GETPC_ADJ   2
-
-void tb_lock_page0(tb_page_addr_t);
-
-#ifdef CONFIG_USER_ONLY
-/*
- * For user-only, page_protect sets the page read-only.
- * Since most execution is already on read-only pages, and we'd need to
- * account for other TBs on the same page, defer undoing any page protection
- * until we receive the write fault.
- */
-static inline void tb_lock_page1(tb_page_addr_t p0, tb_page_addr_t p1)
-{
-    tb_lock_page0(p1);
-}
-
-static inline void tb_unlock_page1(tb_page_addr_t p0, tb_page_addr_t p1) { }
-static inline void tb_unlock_pages(TranslationBlock *tb) { }
-#else
-void tb_lock_page1(tb_page_addr_t, tb_page_addr_t);
-void tb_unlock_page1(tb_page_addr_t, tb_page_addr_t);
-void tb_unlock_pages(TranslationBlock *);
-#endif
-
-#ifdef CONFIG_SOFTMMU
-void tb_invalidate_phys_range_fast(CPUState *cpu, ram_addr_t ram_addr,
-                                   unsigned size, uintptr_t retaddr);
-#endif /* CONFIG_SOFTMMU */
-
-bool tb_invalidate_phys_page_unwind(CPUState *cpu, tb_page_addr_t addr,
-                                    uintptr_t pc);
-
-#endif

accel/tcg/tb-jmp-cache.h

@@ -9,25 +9,20 @@
 #ifndef ACCEL_TCG_TB_JMP_CACHE_H
 #define ACCEL_TCG_TB_JMP_CACHE_H
 
-#include "qemu/rcu.h"
-#include "exec/cpu-common.h"
-
 #define TB_JMP_CACHE_BITS 12
 #define TB_JMP_CACHE_SIZE (1 << TB_JMP_CACHE_BITS)
 
 /*
- * Invalidated in parallel; all accesses to 'tb' must be atomic.
- * A valid entry is read/written by a single CPU, therefore there is
- * no need for qatomic_rcu_read() and pc is always consistent with a
- * non-NULL value of 'tb'.  Strictly speaking pc is only needed for
- * CF_PCREL, but it's used always for simplicity.
+ * Accessed in parallel; all accesses to 'tb' must be atomic.
+ * For CF_PCREL, accesses to 'pc' must be protected by a
+ * load_acquire/store_release to 'tb'.
  */
-typedef struct CPUJumpCache {
+struct CPUJumpCache {
     struct rcu_head rcu;
     struct {
         TranslationBlock *tb;
         vaddr pc;
     } array[TB_JMP_CACHE_SIZE];
-} CPUJumpCache;
+};
 
 #endif /* ACCEL_TCG_TB_JMP_CACHE_H */

accel/tcg/tb-maint.c

@@ -1,5 +1,5 @@
 /*
- * Translation Block Maintenance
+ * Translation Block Maintaince
  *
  *  Copyright (c) 2003 Fabrice Bellard
  *
@@ -22,21 +22,14 @@
 #include "qemu/qtree.h"
 #include "exec/cputlb.h"
 #include "exec/log.h"
-#include "exec/page-protection.h"
-#include "exec/mmap-lock.h"
+#include "exec/exec-all.h"
 #include "exec/tb-flush.h"
-#include "exec/target_page.h"
-#include "accel/tcg/cpu-ops.h"
-#include "tb-internal.h"
-#include "system/tcg.h"
+#include "exec/translate-all.h"
+#include "sysemu/tcg.h"
 #include "tcg/tcg.h"
 #include "tb-hash.h"
 #include "tb-context.h"
-#include "tb-internal.h"
-#include "internal-common.h"
-#ifdef CONFIG_USER_ONLY
-#include "user/page-protection.h"
-#endif
+#include "internal.h"
 
 
 /* List iterators for lists of tagged pointers in TranslationBlock. */
@@ -157,7 +150,11 @@ static PageForEachNext foreach_tb_next(PageForEachNext tb,
 /*
  * In system mode we want L1_MAP to be based on ram offsets.
  */
-#define L1_MAP_ADDR_SPACE_BITS  HOST_LONG_BITS
+#if HOST_LONG_BITS < TARGET_PHYS_ADDR_SPACE_BITS
+# define L1_MAP_ADDR_SPACE_BITS  HOST_LONG_BITS
+#else
+# define L1_MAP_ADDR_SPACE_BITS  TARGET_PHYS_ADDR_SPACE_BITS
+#endif
 
 /* Size of the L2 (and L3, etc) page tables.  */
 #define V_L2_BITS 10
@@ -210,12 +207,13 @@ static PageDesc *page_find_alloc(tb_page_addr_t index, bool alloc)
 {
     PageDesc *pd;
     void **lp;
+    int i;
 
     /* Level 1.  Always allocated.  */
     lp = l1_map + ((index >> v_l1_shift) & (v_l1_size - 1));
 
     /* Level 2..N-1.  */
-    for (int i = v_l2_levels; i > 0; i--) {
+    for (i = v_l2_levels; i > 0; i--) {
         void **p = qatomic_rcu_read(lp);
 
         if (p == NULL) {
@@ -714,7 +712,7 @@ static void tb_record(TranslationBlock *tb)
     tb_page_addr_t paddr0 = tb_page_addr0(tb);
     tb_page_addr_t paddr1 = tb_page_addr1(tb);
     tb_page_addr_t pindex0 = paddr0 >> TARGET_PAGE_BITS;
-    tb_page_addr_t pindex1 = paddr1 >> TARGET_PAGE_BITS;
+    tb_page_addr_t pindex1 = paddr0 >> TARGET_PAGE_BITS;
 
     assert(paddr0 != -1);
     if (unlikely(paddr1 != -1) && pindex0 != pindex1) {
@@ -746,7 +744,7 @@ static void tb_remove(TranslationBlock *tb)
     tb_page_addr_t paddr0 = tb_page_addr0(tb);
     tb_page_addr_t paddr1 = tb_page_addr1(tb);
     tb_page_addr_t pindex0 = paddr0 >> TARGET_PAGE_BITS;
-    tb_page_addr_t pindex1 = paddr1 >> TARGET_PAGE_BITS;
+    tb_page_addr_t pindex1 = paddr0 >> TARGET_PAGE_BITS;
 
     assert(paddr0 != -1);
     if (unlikely(paddr1 != -1) && pindex0 != pindex1) {
@@ -1006,8 +1004,7 @@ TranslationBlock *tb_link_page(TranslationBlock *tb)
  * Called with mmap_lock held for user-mode emulation.
  * NOTE: this function must not be called while a TB is running.
  */
-void tb_invalidate_phys_range(CPUState *cpu, tb_page_addr_t start,
-                              tb_page_addr_t last)
+void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t last)
 {
     TranslationBlock *tb;
     PageForEachNext n;
@@ -1024,22 +1021,23 @@ void tb_invalidate_phys_range(CPUState *cpu, tb_page_addr_t start,
  * Called with mmap_lock held for user-mode emulation
  * NOTE: this function must not be called while a TB is running.
  */
-static void tb_invalidate_phys_page(tb_page_addr_t addr)
+void tb_invalidate_phys_page(tb_page_addr_t addr)
 {
     tb_page_addr_t start, last;
 
     start = addr & TARGET_PAGE_MASK;
     last = addr | ~TARGET_PAGE_MASK;
-    tb_invalidate_phys_range(NULL, start, last);
+    tb_invalidate_phys_range(start, last);
 }
 
 /*
  * Called with mmap_lock held. If pc is not 0 then it indicates the
  * host PC of the faulting store instruction that caused this invalidate.
- * Returns true if the caller needs to abort execution of the current TB.
+ * Returns true if the caller needs to abort execution of the current
+ * TB (because it was modified by this store and the guest CPU has
+ * precise-SMC semantics).
  */
-bool tb_invalidate_phys_page_unwind(CPUState *cpu, tb_page_addr_t addr,
-                                    uintptr_t pc)
+bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc)
 {
     TranslationBlock *current_tb;
     bool current_tb_modified;
@@ -1051,7 +1049,10 @@ bool tb_invalidate_phys_page_unwind(CPUState *cpu, tb_page_addr_t addr,
      * Without precise smc semantics, or when outside of a TB,
      * we can skip to invalidate.
      */
-    if (!pc || !cpu || !cpu->cc->tcg_ops->precise_smc) {
+#ifndef TARGET_HAS_PRECISE_SMC
+    pc = 0;
+#endif
+    if (!pc) {
         tb_invalidate_phys_page(addr);
         return false;
     }
@@ -1074,14 +1075,16 @@ bool tb_invalidate_phys_page_unwind(CPUState *cpu, tb_page_addr_t addr,
              * the CPU state.
              */
             current_tb_modified = true;
-            cpu_restore_state_from_tb(cpu, current_tb, pc);
+            cpu_restore_state_from_tb(current_cpu, current_tb, pc);
         }
         tb_phys_invalidate__locked(tb);
     }
 
     if (current_tb_modified) {
         /* Force execution of one insn next time.  */
-        cpu->cflags_next_tb = 1 | CF_NOIRQ | curr_cflags(cpu);
+        CPUState *cpu = current_cpu;
+        cpu->cflags_next_tb =
+            1 | CF_LAST_IO | CF_NOIRQ | curr_cflags(current_cpu);
         return true;
     }
     return false;
@@ -1090,28 +1093,23 @@ bool tb_invalidate_phys_page_unwind(CPUState *cpu, tb_page_addr_t addr,
 /*
  * @p must be non-NULL.
  * Call with all @pages locked.
- * (@cpu, @retaddr) may be (NULL, 0) outside of a cpu context,
- * in which case precise_smc need not be detected.
  */
 static void
-tb_invalidate_phys_page_range__locked(CPUState *cpu,
-                                      struct page_collection *pages,
+tb_invalidate_phys_page_range__locked(struct page_collection *pages,
                                       PageDesc *p, tb_page_addr_t start,
                                       tb_page_addr_t last,
                                       uintptr_t retaddr)
 {
     TranslationBlock *tb;
     PageForEachNext n;
+#ifdef TARGET_HAS_PRECISE_SMC
     bool current_tb_modified = false;
-    TranslationBlock *current_tb = NULL;
+    TranslationBlock *current_tb = retaddr ? tcg_tb_lookup(retaddr) : NULL;
+#endif /* TARGET_HAS_PRECISE_SMC */
 
     /* Range may not cross a page. */
     tcg_debug_assert(((start ^ last) & TARGET_PAGE_MASK) == 0);
 
-    if (retaddr && cpu && cpu->cc->tcg_ops->precise_smc) {
-        current_tb = tcg_tb_lookup(retaddr);
-    }
-
     /*
      * We remove all the TBs in the range [start, last].
      * XXX: see if in some cases it could be faster to invalidate all the code
@@ -1129,7 +1127,8 @@ tb_invalidate_phys_page_range__locked(CPUState *cpu,
             tb_last = tb_start + (tb_last & ~TARGET_PAGE_MASK);
         }
         if (!(tb_last < start || tb_start > last)) {
-            if (unlikely(current_tb == tb) &&
+#ifdef TARGET_HAS_PRECISE_SMC
+            if (current_tb == tb &&
                 (tb_cflags(current_tb) & CF_COUNT_MASK) != 1) {
                 /*
                  * If we are modifying the current TB, we must stop
@@ -1139,8 +1138,9 @@ tb_invalidate_phys_page_range__locked(CPUState *cpu,
                  * restore the CPU state.
                  */
                 current_tb_modified = true;
-                cpu_restore_state_from_tb(cpu, current_tb, retaddr);
+                cpu_restore_state_from_tb(current_cpu, current_tb, retaddr);
             }
+#endif /* TARGET_HAS_PRECISE_SMC */
             tb_phys_invalidate__locked(tb);
         }
     }
@@ -1150,13 +1150,38 @@ tb_invalidate_phys_page_range__locked(CPUState *cpu,
         tlb_unprotect_code(start);
     }
 
-    if (unlikely(current_tb_modified)) {
+#ifdef TARGET_HAS_PRECISE_SMC
+    if (current_tb_modified) {
         page_collection_unlock(pages);
         /* Force execution of one insn next time.  */
-        cpu->cflags_next_tb = 1 | CF_NOIRQ | curr_cflags(cpu);
+        current_cpu->cflags_next_tb =
+            1 | CF_LAST_IO | CF_NOIRQ | curr_cflags(current_cpu);
         mmap_unlock();
-        cpu_loop_exit_noexc(cpu);
+        cpu_loop_exit_noexc(current_cpu);
     }
+#endif
+}
+
+/*
+ * Invalidate all TBs which intersect with the target physical
+ * address page @addr.
+ */
+void tb_invalidate_phys_page(tb_page_addr_t addr)
+{
+    struct page_collection *pages;
+    tb_page_addr_t start, last;
+    PageDesc *p;
+
+    p = page_find(addr >> TARGET_PAGE_BITS);
+    if (p == NULL) {
+        return;
+    }
+
+    start = addr & TARGET_PAGE_MASK;
+    last = addr | ~TARGET_PAGE_MASK;
+    pages = page_collection_lock(start, last);
+    tb_invalidate_phys_page_range__locked(pages, p, start, last, 0);
+    page_collection_unlock(pages);
 }
 
 /*
@@ -1166,8 +1191,7 @@ tb_invalidate_phys_page_range__locked(CPUState *cpu,
  * access: the virtual CPU will exit the current TB if code is modified inside
  * this TB.
  */
-void tb_invalidate_phys_range(CPUState *cpu, tb_page_addr_t start,
-                              tb_page_addr_t last)
+void tb_invalidate_phys_range(tb_page_addr_t start, tb_page_addr_t last)
 {
     struct page_collection *pages;
     tb_page_addr_t index, index_last;
@@ -1186,30 +1210,44 @@ void tb_invalidate_phys_range(CPUState *cpu, tb_page_addr_t start,
         page_start = index << TARGET_PAGE_BITS;
         page_last = page_start | ~TARGET_PAGE_MASK;
         page_last = MIN(page_last, last);
-        tb_invalidate_phys_page_range__locked(cpu, pages, pd,
+        tb_invalidate_phys_page_range__locked(pages, pd,
                                               page_start, page_last, 0);
     }
     page_collection_unlock(pages);
 }
 
+/*
+ * Call with all @pages in the range [@start, @start + len[ locked.
+ */
+static void tb_invalidate_phys_page_fast__locked(struct page_collection *pages,
+                                                 tb_page_addr_t start,
+                                                 unsigned len, uintptr_t ra)
+{
+    PageDesc *p;
+
+    p = page_find(start >> TARGET_PAGE_BITS);
+    if (!p) {
+        return;
+    }
+
+    assert_page_locked(p);
+    tb_invalidate_phys_page_range__locked(pages, p, start, start + len - 1, ra);
+}
+
 /*
  * len must be <= 8 and start must be a multiple of len.
  * Called via softmmu_template.h when code areas are written to with
  * iothread mutex not held.
  */
-void tb_invalidate_phys_range_fast(CPUState *cpu, ram_addr_t start,
-                                   unsigned len, uintptr_t ra)
+void tb_invalidate_phys_range_fast(ram_addr_t ram_addr,
+                                   unsigned size,
+                                   uintptr_t retaddr)
 {
-    PageDesc *p = page_find(start >> TARGET_PAGE_BITS);
+    struct page_collection *pages;
 
-    if (p) {
-        ram_addr_t last = start + len - 1;
-        struct page_collection *pages = page_collection_lock(start, last);
-
-        tb_invalidate_phys_page_range__locked(cpu, pages, p,
-                                              start, last, ra);
+    pages = page_collection_lock(ram_addr, ram_addr + size - 1);
+    tb_invalidate_phys_page_fast__locked(pages, ram_addr, size, retaddr);
     page_collection_unlock(pages);
-    }
 }
 
 #endif /* CONFIG_USER_ONLY */

accel/tcg/tcg-accel-ops-icount.c

@@ -24,11 +24,11 @@
  */
 
 #include "qemu/osdep.h"
-#include "system/replay.h"
-#include "exec/icount.h"
+#include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "qemu/main-loop.h"
 #include "qemu/guest-random.h"
-#include "hw/core/cpu.h"
+#include "exec/exec-all.h"
 
 #include "tcg-accel-ops.h"
 #include "tcg-accel-ops-icount.h"
@@ -111,24 +111,24 @@ void icount_prepare_for_run(CPUState *cpu, int64_t cpu_budget)
      * each vCPU execution. However u16.high can be raised
      * asynchronously by cpu_exit/cpu_interrupt/tcg_handle_interrupt
      */
-    g_assert(cpu->neg.icount_decr.u16.low == 0);
+    g_assert(cpu_neg(cpu)->icount_decr.u16.low == 0);
     g_assert(cpu->icount_extra == 0);
 
     replay_mutex_lock();
 
     cpu->icount_budget = MIN(icount_get_limit(), cpu_budget);
     insns_left = MIN(0xffff, cpu->icount_budget);
-    cpu->neg.icount_decr.u16.low = insns_left;
+    cpu_neg(cpu)->icount_decr.u16.low = insns_left;
     cpu->icount_extra = cpu->icount_budget - insns_left;
 
     if (cpu->icount_budget == 0) {
         /*
-         * We're called without the BQL, so must take it while
+         * We're called without the iothread lock, so must take it while
          * we're calling timer handlers.
          */
-        bql_lock();
+        qemu_mutex_lock_iothread();
         icount_notify_aio_contexts();
-        bql_unlock();
+        qemu_mutex_unlock_iothread();
     }
 }
 
@@ -138,7 +138,7 @@ void icount_process_data(CPUState *cpu)
     icount_update(cpu);
 
     /* Reset the counters */
-    cpu->neg.icount_decr.u16.low = 0;
+    cpu_neg(cpu)->icount_decr.u16.low = 0;
     cpu->icount_extra = 0;
     cpu->icount_budget = 0;
 
@@ -153,7 +153,7 @@ void icount_handle_interrupt(CPUState *cpu, int mask)
 
     tcg_handle_interrupt(cpu, mask);
     if (qemu_cpu_is_self(cpu) &&
-        !cpu->neg.can_do_io
+        !cpu->can_do_io
         && (mask & ~old_mask) != 0) {
         cpu_abort(cpu, "Raised interrupt while not in I/O function");
     }

accel/tcg/tcg-accel-ops-mttcg.c

@@ -24,14 +24,15 @@
  */
 
 #include "qemu/osdep.h"
-#include "system/tcg.h"
-#include "system/replay.h"
-#include "exec/icount.h"
+#include "sysemu/tcg.h"
+#include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "qemu/main-loop.h"
 #include "qemu/notify.h"
 #include "qemu/guest-random.h"
+#include "exec/exec-all.h"
 #include "hw/boards.h"
-#include "tcg/startup.h"
+#include "tcg/tcg.h"
 #include "tcg-accel-ops.h"
 #include "tcg-accel-ops-mttcg.h"
 
@@ -75,11 +76,11 @@ static void *mttcg_cpu_thread_fn(void *arg)
     rcu_add_force_rcu_notifier(&force_rcu.notifier);
     tcg_register_thread();
 
-    bql_lock();
+    qemu_mutex_lock_iothread();
     qemu_thread_get_self(cpu->thread);
 
     cpu->thread_id = qemu_get_thread_id();
-    cpu->neg.can_do_io = true;
+    cpu->can_do_io = 1;
     current_cpu = cpu;
     cpu_thread_signal_created(cpu);
     qemu_guest_random_seed_thread_part2(cpu->random_seed);
@@ -90,9 +91,9 @@ static void *mttcg_cpu_thread_fn(void *arg)
     do {
         if (cpu_can_run(cpu)) {
             int r;
-            bql_unlock();
-            r = tcg_cpu_exec(cpu);
-            bql_lock();
+            qemu_mutex_unlock_iothread();
+            r = tcg_cpus_exec(cpu);
+            qemu_mutex_lock_iothread();
             switch (r) {
             case EXCP_DEBUG:
                 cpu_handle_guest_debug(cpu);
@@ -104,20 +105,21 @@ static void *mttcg_cpu_thread_fn(void *arg)
                  */
                 break;
             case EXCP_ATOMIC:
-                bql_unlock();
+                qemu_mutex_unlock_iothread();
                 cpu_exec_step_atomic(cpu);
-                bql_lock();
+                qemu_mutex_lock_iothread();
             default:
                 /* Ignore everything else? */
                 break;
             }
         }
 
+        qatomic_set_mb(&cpu->exit_request, 0);
         qemu_wait_io_event(cpu);
     } while (!cpu->unplug || cpu_can_run(cpu));
 
-    tcg_cpu_destroy(cpu);
-    bql_unlock();
+    tcg_cpus_destroy(cpu);
+    qemu_mutex_unlock_iothread();
     rcu_remove_force_rcu_notifier(&force_rcu.notifier);
     rcu_unregister_thread();
     return NULL;
@@ -135,6 +137,10 @@ void mttcg_start_vcpu_thread(CPUState *cpu)
     g_assert(tcg_enabled());
     tcg_cpu_init_cflags(cpu, current_machine->smp.max_cpus > 1);
 
+    cpu->thread = g_new0(QemuThread, 1);
+    cpu->halt_cond = g_malloc0(sizeof(QemuCond));
+    qemu_cond_init(cpu->halt_cond);
+
     /* create a thread per vCPU with TCG (MTTCG) */
     snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "CPU %d/TCG",
              cpu->cpu_index);

accel/tcg/tcg-accel-ops-rr.c

@@ -25,14 +25,14 @@
 
 #include "qemu/osdep.h"
 #include "qemu/lockable.h"
-#include "system/tcg.h"
-#include "system/replay.h"
-#include "exec/icount.h"
+#include "sysemu/tcg.h"
+#include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "qemu/main-loop.h"
 #include "qemu/notify.h"
 #include "qemu/guest-random.h"
-#include "exec/cpu-common.h"
-#include "tcg/startup.h"
+#include "exec/exec-all.h"
+#include "tcg/tcg.h"
 #include "tcg-accel-ops.h"
 #include "tcg-accel-ops-rr.h"
 #include "tcg-accel-ops-icount.h"
@@ -111,7 +111,7 @@ static void rr_wait_io_event(void)
 
     while (all_cpu_threads_idle()) {
         rr_stop_kick_timer();
-        qemu_cond_wait_bql(first_cpu->halt_cond);
+        qemu_cond_wait_iothread(first_cpu->halt_cond);
     }
 
     rr_start_kick_timer();
@@ -131,7 +131,7 @@ static void rr_deal_with_unplugged_cpus(void)
 
     CPU_FOREACH(cpu) {
         if (cpu->unplug && !cpu_can_run(cpu)) {
-            tcg_cpu_destroy(cpu);
+            tcg_cpus_destroy(cpu);
             break;
         }
     }
@@ -188,17 +188,17 @@ static void *rr_cpu_thread_fn(void *arg)
     rcu_add_force_rcu_notifier(&force_rcu);
     tcg_register_thread();
 
-    bql_lock();
+    qemu_mutex_lock_iothread();
     qemu_thread_get_self(cpu->thread);
 
     cpu->thread_id = qemu_get_thread_id();
-    cpu->neg.can_do_io = true;
+    cpu->can_do_io = 1;
     cpu_thread_signal_created(cpu);
     qemu_guest_random_seed_thread_part2(cpu->random_seed);
 
     /* wait for initial kick-off after machine start */
     while (first_cpu->stopped) {
-        qemu_cond_wait_bql(first_cpu->halt_cond);
+        qemu_cond_wait_iothread(first_cpu->halt_cond);
 
         /* process any pending work */
         CPU_FOREACH(cpu) {
@@ -218,9 +218,9 @@ static void *rr_cpu_thread_fn(void *arg)
         /* Only used for icount_enabled() */
         int64_t cpu_budget = 0;
 
-        bql_unlock();
+        qemu_mutex_unlock_iothread();
         replay_mutex_lock();
-        bql_lock();
+        qemu_mutex_lock_iothread();
 
         if (icount_enabled()) {
             int cpu_count = rr_cpu_count();
@@ -254,23 +254,23 @@ static void *rr_cpu_thread_fn(void *arg)
             if (cpu_can_run(cpu)) {
                 int r;
 
-                bql_unlock();
+                qemu_mutex_unlock_iothread();
                 if (icount_enabled()) {
                     icount_prepare_for_run(cpu, cpu_budget);
                 }
-                r = tcg_cpu_exec(cpu);
+                r = tcg_cpus_exec(cpu);
                 if (icount_enabled()) {
                     icount_process_data(cpu);
                 }
-                bql_lock();
+                qemu_mutex_lock_iothread();
 
                 if (r == EXCP_DEBUG) {
                     cpu_handle_guest_debug(cpu);
                     break;
                 } else if (r == EXCP_ATOMIC) {
-                    bql_unlock();
+                    qemu_mutex_unlock_iothread();
                     cpu_exec_step_atomic(cpu);
-                    bql_lock();
+                    qemu_mutex_lock_iothread();
                     break;
                 }
             } else if (cpu->stop) {
@@ -302,7 +302,9 @@ static void *rr_cpu_thread_fn(void *arg)
         rr_deal_with_unplugged_cpus();
     }
 
-    g_assert_not_reached();
+    rcu_remove_force_rcu_notifier(&force_rcu);
+    rcu_unregister_thread();
+    return NULL;
 }
 
 void rr_start_vcpu_thread(CPUState *cpu)
@@ -315,25 +317,24 @@ void rr_start_vcpu_thread(CPUState *cpu)
     tcg_cpu_init_cflags(cpu, false);
 
     if (!single_tcg_cpu_thread) {
-        single_tcg_halt_cond = cpu->halt_cond;
-        single_tcg_cpu_thread = cpu->thread;
+        cpu->thread = g_new0(QemuThread, 1);
+        cpu->halt_cond = g_new0(QemuCond, 1);
+        qemu_cond_init(cpu->halt_cond);
 
         /* share a single thread for all cpus with TCG */
         snprintf(thread_name, VCPU_THREAD_NAME_SIZE, "ALL CPUs/TCG");
         qemu_thread_create(cpu->thread, thread_name,
                            rr_cpu_thread_fn,
                            cpu, QEMU_THREAD_JOINABLE);
+
+        single_tcg_halt_cond = cpu->halt_cond;
+        single_tcg_cpu_thread = cpu->thread;
     } else {
-        /* we share the thread, dump spare data */
-        g_free(cpu->thread);
-        qemu_cond_destroy(cpu->halt_cond);
-        g_free(cpu->halt_cond);
+        /* we share the thread */
         cpu->thread = single_tcg_cpu_thread;
         cpu->halt_cond = single_tcg_halt_cond;
-
-        /* copy the stuff done at start of rr_cpu_thread_fn */
         cpu->thread_id = first_cpu->thread_id;
-        cpu->neg.can_do_io = 1;
+        cpu->can_do_io = 1;
         cpu->created = true;
     }
 }

accel/tcg/tcg-accel-ops.c

@@ -26,22 +26,15 @@
  */
 
 #include "qemu/osdep.h"
-#include "accel/accel-ops.h"
-#include "accel/accel-cpu-ops.h"
-#include "system/tcg.h"
-#include "system/replay.h"
-#include "exec/icount.h"
+#include "sysemu/tcg.h"
+#include "sysemu/replay.h"
+#include "sysemu/cpu-timers.h"
 #include "qemu/main-loop.h"
 #include "qemu/guest-random.h"
 #include "qemu/timer.h"
-#include "exec/cputlb.h"
+#include "exec/exec-all.h"
 #include "exec/hwaddr.h"
-#include "exec/tb-flush.h"
-#include "exec/translation-block.h"
-#include "exec/watchpoint.h"
-#include "gdbstub/enums.h"
-
-#include "hw/core/cpu.h"
+#include "exec/gdbstub.h"
 
 #include "tcg-accel-ops.h"
 #include "tcg-accel-ops-mttcg.h"
@@ -66,37 +59,29 @@ void tcg_cpu_init_cflags(CPUState *cpu, bool parallel)
 
     cflags |= parallel ? CF_PARALLEL : 0;
     cflags |= icount_enabled() ? CF_USE_ICOUNT : 0;
-    tcg_cflags_set(cpu, cflags);
+    cpu->tcg_cflags |= cflags;
 }
 
-void tcg_cpu_destroy(CPUState *cpu)
+void tcg_cpus_destroy(CPUState *cpu)
 {
     cpu_thread_signal_destroyed(cpu);
 }
 
-int tcg_cpu_exec(CPUState *cpu)
+int tcg_cpus_exec(CPUState *cpu)
 {
     int ret;
     assert(tcg_enabled());
     cpu_exec_start(cpu);
     ret = cpu_exec(cpu);
     cpu_exec_end(cpu);
-
-    qatomic_set_mb(&cpu->exit_request, 0);
-
     return ret;
 }
 
-static void tcg_cpu_reset_hold(CPUState *cpu)
-{
-    tcg_flush_jmp_cache(cpu);
-
-    tlb_flush(cpu);
-}
-
 /* mask must never be zero, except for A20 change call */
 void tcg_handle_interrupt(CPUState *cpu, int mask)
 {
+    g_assert(qemu_mutex_iothread_locked());
+
     cpu->interrupt_request |= mask;
 
     /*
@@ -106,7 +91,7 @@ void tcg_handle_interrupt(CPUState *cpu, int mask)
     if (!qemu_cpu_is_self(cpu)) {
         qemu_cpu_kick(cpu);
     } else {
-        qatomic_set(&cpu->neg.icount_decr.u16.high, -1);
+        qatomic_set(&cpu_neg(cpu)->icount_decr.u16.high, -1);
     }
 }
 
@@ -124,9 +109,10 @@ static inline int xlat_gdb_type(CPUState *cpu, int gdbtype)
         [GDB_WATCHPOINT_ACCESS] = BP_GDB | BP_MEM_ACCESS,
     };
 
+    CPUClass *cc = CPU_GET_CLASS(cpu);
     int cputype = xlat[gdbtype];
 
-    if (cpu->cc->gdb_stop_before_watchpoint) {
+    if (cc->gdb_stop_before_watchpoint) {
         cputype |= BP_STOP_BEFORE_ACCESS;
     }
     return cputype;
@@ -200,10 +186,8 @@ static inline void tcg_remove_all_breakpoints(CPUState *cpu)
     cpu_watchpoint_remove_all(cpu, BP_GDB);
 }
 
-static void tcg_accel_ops_init(AccelClass *ac)
+static void tcg_accel_ops_init(AccelOpsClass *ops)
 {
-    AccelOpsClass *ops = ac->ops;
-
     if (qemu_tcg_mttcg_enabled()) {
         ops->create_vcpu_thread = mttcg_start_vcpu_thread;
         ops->kick_vcpu_thread = mttcg_kick_vcpu_thread;
@@ -221,14 +205,13 @@ static void tcg_accel_ops_init(AccelClass *ac)
         }
     }
 
-    ops->cpu_reset_hold = tcg_cpu_reset_hold;
     ops->supports_guest_debug = tcg_supports_guest_debug;
     ops->insert_breakpoint = tcg_insert_breakpoint;
     ops->remove_breakpoint = tcg_remove_breakpoint;
     ops->remove_all_breakpoints = tcg_remove_all_breakpoints;
 }
 
-static void tcg_accel_ops_class_init(ObjectClass *oc, const void *data)
+static void tcg_accel_ops_class_init(ObjectClass *oc, void *data)
 {
     AccelOpsClass *ops = ACCEL_OPS_CLASS(oc);
 

accel/tcg/tcg-accel-ops.h

@@ -12,10 +12,10 @@
 #ifndef TCG_ACCEL_OPS_H
 #define TCG_ACCEL_OPS_H
 
-#include "system/cpus.h"
+#include "sysemu/cpus.h"
 
-void tcg_cpu_destroy(CPUState *cpu);
-int tcg_cpu_exec(CPUState *cpu);
+void tcg_cpus_destroy(CPUState *cpu);
+int tcg_cpus_exec(CPUState *cpu);
 void tcg_handle_interrupt(CPUState *cpu, int mask);
 void tcg_cpu_init_cflags(CPUState *cpu, bool parallel);
 

accel/tcg/tcg-all.c

@@ -24,31 +24,26 @@
  */
 
 #include "qemu/osdep.h"
-#include "system/tcg.h"
+#include "sysemu/tcg.h"
 #include "exec/replay-core.h"
-#include "exec/icount.h"
-#include "tcg/startup.h"
+#include "sysemu/cpu-timers.h"
+#include "tcg/tcg.h"
+#include "tcg/oversized-guest.h"
 #include "qapi/error.h"
 #include "qemu/error-report.h"
 #include "qemu/accel.h"
 #include "qemu/atomic.h"
-#include "qapi/qapi-types-common.h"
 #include "qapi/qapi-builtin-visit.h"
 #include "qemu/units.h"
-#include "qemu/target-info.h"
-#ifndef CONFIG_USER_ONLY
+#if !defined(CONFIG_USER_ONLY)
 #include "hw/boards.h"
 #endif
-#include "accel/accel-ops.h"
-#include "accel/accel-cpu-ops.h"
-#include "accel/tcg/cpu-ops.h"
-#include "internal-common.h"
-
+#include "internal.h"
 
 struct TCGState {
     AccelState parent_obj;
 
-    OnOffAuto mttcg_enabled;
+    bool mttcg_enabled;
     bool one_insn_per_tb;
     int splitwx_enabled;
     unsigned long tb_size;
@@ -60,40 +55,7 @@ typedef struct TCGState TCGState;
 DECLARE_INSTANCE_CHECKER(TCGState, TCG_STATE,
                          TYPE_TCG_ACCEL)
 
-#ifndef CONFIG_USER_ONLY
-bool qemu_tcg_mttcg_enabled(void)
-{
-    TCGState *s = TCG_STATE(current_accel());
-    return s->mttcg_enabled == ON_OFF_AUTO_ON;
-}
-#endif /* !CONFIG_USER_ONLY */
-
-static void tcg_accel_instance_init(Object *obj)
-{
-    TCGState *s = TCG_STATE(obj);
-
-    /* If debugging enabled, default "auto on", otherwise off. */
-#if defined(CONFIG_DEBUG_TCG) && !defined(CONFIG_USER_ONLY)
-    s->splitwx_enabled = -1;
-#else
-    s->splitwx_enabled = 0;
-#endif
-}
-
-bool one_insn_per_tb;
-
-static int tcg_init_machine(AccelState *as, MachineState *ms)
-{
-    TCGState *s = TCG_STATE(as);
-    unsigned max_threads = 1;
-
-#ifndef CONFIG_USER_ONLY
-    CPUClass *cc = CPU_CLASS(object_class_by_name(target_cpu_type()));
-    bool mttcg_supported = cc->tcg_ops->mttcg_supported;
-
-    switch (s->mttcg_enabled) {
-    case ON_OFF_AUTO_AUTO:
-        /*
+/*
  * We default to false if we know other options have been enabled
  * which are currently incompatible with MTTCG. Otherwise when each
  * guest (target) has been updated to support:
@@ -105,43 +67,61 @@ static int tcg_init_machine(AccelState *as, MachineState *ms)
  * there is one remaining limitation to check:
  *   - The guest can't be oversized (e.g. 64 bit guest on 32 bit host)
  */
-        if (mttcg_supported && !icount_enabled()) {
-            s->mttcg_enabled = ON_OFF_AUTO_ON;
-            max_threads = ms->smp.max_cpus;
-        } else {
-            s->mttcg_enabled = ON_OFF_AUTO_OFF;
-        }
-        break;
-    case ON_OFF_AUTO_ON:
-        if (!mttcg_supported) {
-            warn_report("Guest not yet converted to MTTCG - "
-                        "you may get unexpected results");
-        }
-        max_threads = ms->smp.max_cpus;
-        break;
-    case ON_OFF_AUTO_OFF:
-        break;
-    default:
-        g_assert_not_reached();
+
+static bool default_mttcg_enabled(void)
+{
+    if (icount_enabled() || TCG_OVERSIZED_GUEST) {
+        return false;
     }
+#ifdef TARGET_SUPPORTS_MTTCG
+# ifndef TCG_GUEST_DEFAULT_MO
+#  error "TARGET_SUPPORTS_MTTCG without TCG_GUEST_DEFAULT_MO"
+# endif
+    return true;
+#else
+    return false;
+#endif
+}
+
+static void tcg_accel_instance_init(Object *obj)
+{
+    TCGState *s = TCG_STATE(obj);
+
+    s->mttcg_enabled = default_mttcg_enabled();
+
+    /* If debugging enabled, default "auto on", otherwise off. */
+#if defined(CONFIG_DEBUG_TCG) && !defined(CONFIG_USER_ONLY)
+    s->splitwx_enabled = -1;
+#else
+    s->splitwx_enabled = 0;
+#endif
+}
+
+bool mttcg_enabled;
+bool one_insn_per_tb;
+
+static int tcg_init_machine(MachineState *ms)
+{
+    TCGState *s = TCG_STATE(current_accel());
+#ifdef CONFIG_USER_ONLY
+    unsigned max_cpus = 1;
+#else
+    unsigned max_cpus = ms->smp.max_cpus;
 #endif
 
     tcg_allowed = true;
+    mttcg_enabled = s->mttcg_enabled;
 
     page_init();
     tb_htable_init();
-    tcg_init(s->tb_size * MiB, s->splitwx_enabled, max_threads);
+    tcg_init(s->tb_size * MiB, s->splitwx_enabled, max_cpus);
 
 #if defined(CONFIG_SOFTMMU)
     /*
      * There's no guest base to take into account, so go ahead and
      * initialize the prologue now.
      */
-    tcg_prologue_init();
-#endif
-
-#ifdef CONFIG_USER_ONLY
-    qdev_create_fake_machine();
+    tcg_prologue_init(tcg_ctx);
 #endif
 
     return 0;
@@ -151,7 +131,7 @@ static char *tcg_get_thread(Object *obj, Error **errp)
 {
     TCGState *s = TCG_STATE(obj);
 
-    return g_strdup(s->mttcg_enabled == ON_OFF_AUTO_ON ? "multi" : "single");
+    return g_strdup(s->mttcg_enabled ? "multi" : "single");
 }
 
 static void tcg_set_thread(Object *obj, const char *value, Error **errp)
@@ -159,13 +139,19 @@ static void tcg_set_thread(Object *obj, const char *value, Error **errp)
     TCGState *s = TCG_STATE(obj);
 
     if (strcmp(value, "multi") == 0) {
-        if (icount_enabled()) {
+        if (TCG_OVERSIZED_GUEST) {
+            error_setg(errp, "No MTTCG when guest word size > hosts");
+        } else if (icount_enabled()) {
             error_setg(errp, "No MTTCG when icount is enabled");
         } else {
-            s->mttcg_enabled = ON_OFF_AUTO_ON;
+#ifndef TARGET_SUPPORTS_MTTCG
+            warn_report("Guest not yet converted to MTTCG - "
+                        "you may get unexpected results");
+#endif
+            s->mttcg_enabled = true;
         }
     } else if (strcmp(value, "single") == 0) {
-        s->mttcg_enabled = ON_OFF_AUTO_OFF;
+        s->mttcg_enabled = false;
     } else {
         error_setg(errp, "Invalid 'thread' setting %s", value);
     }
@@ -221,7 +207,7 @@ static void tcg_set_one_insn_per_tb(Object *obj, bool value, Error **errp)
     qatomic_set(&one_insn_per_tb, value);
 }
 
-static int tcg_gdbstub_supported_sstep_flags(AccelState *as)
+static int tcg_gdbstub_supported_sstep_flags(void)
 {
     /*
      * In replay mode all events will come from the log and can't be
@@ -236,14 +222,11 @@ static int tcg_gdbstub_supported_sstep_flags(AccelState *as)
     }
 }
 
-static void tcg_accel_class_init(ObjectClass *oc, const void *data)
+static void tcg_accel_class_init(ObjectClass *oc, void *data)
 {
     AccelClass *ac = ACCEL_CLASS(oc);
     ac->name = "tcg";
     ac->init_machine = tcg_init_machine;
-    ac->cpu_common_realize = tcg_exec_realizefn;
-    ac->cpu_common_unrealize = tcg_exec_unrealizefn;
-    ac->get_stats = tcg_get_stats;
     ac->allowed = &tcg_allowed;
     ac->gdbstub_supported_sstep_flags = tcg_gdbstub_supported_sstep_flags;