mirror of https://github.com/proxmox/mirror_qemu
tcg: Correct invalid mentions of 'softmmu' by 'system-mode'
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-ID: <20231004090629.37473-6-philmd@linaro.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>master
Philippe Mathieu-Daudé
Paolo Bonzini
parent
c2646d4958
commit
7893e42d5d
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@ -940,7 +940,7 @@ void *page_get_target_data(target_ulong address)
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void page_reset_target_data(target_ulong start, target_ulong last) { }
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#endif /* TARGET_PAGE_DATA_SIZE */
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/* The softmmu versions of these helpers are in cputlb.c. */
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/* The system-mode versions of these helpers are in cputlb.c. */
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static void *cpu_mmu_lookup(CPUState *cpu, vaddr addr,
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MemOp mop, uintptr_t ra, MMUAccessType type)
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@ -1458,7 +1458,7 @@ TCG test dependencies
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~~~~~~~~~~~~~~~~~~~~~
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The TCG tests are deliberately very light on dependencies and are
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either totally bare with minimal gcc lib support (for softmmu tests)
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either totally bare with minimal gcc lib support (for system-mode tests)
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or just glibc (for linux-user tests). This is because getting a cross
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compiler to work with additional libraries can be challenging.
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@ -43,8 +43,8 @@
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* See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80878
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*
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* This interpretation is not especially helpful for QEMU.
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* For softmmu, all RAM is always read/write from the hypervisor.
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* For user-only, if the guest doesn't implement such an __atomic_read
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* For system-mode, all RAM is always read/write from the hypervisor.
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* For user-mode, if the guest doesn't implement such an __atomic_read
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* then the host need not worry about it either.
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*
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* Moreover, using libatomic is not an option, because its interface is
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@ -265,7 +265,7 @@ void tcg_gen_exit_tb(const TranslationBlock *tb, unsigned idx);
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*
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* See tcg/README for more info about this TCG operation.
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*
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* NOTE: In softmmu emulation, direct jumps with goto_tb are only safe within
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* NOTE: In system emulation, direct jumps with goto_tb are only safe within
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* the pages this TB resides in because we don't take care of direct jumps when
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* address mapping changes, e.g. in tlb_flush(). In user mode, there's only a
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* static address translation, so the destination address is always valid, TBs
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@ -100,7 +100,7 @@ static inline target_ulong adjust_addr(CPURISCVState *env, target_ulong addr)
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/*
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* This function checks watchpoint before real load operation.
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*
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* In softmmu mode, the TLB API probe_access is enough for watchpoint check.
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* In system mode, the TLB API probe_access is enough for watchpoint check.
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* In user mode, there is no watchpoint support now.
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*
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* It will trigger an exception if there is no mapping in TLB
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@ -1643,8 +1643,8 @@ static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *lb)
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#define MIN_TLB_MASK_TABLE_OFS -512
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/*
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* For softmmu, perform the TLB load and compare.
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* For useronly, perform any required alignment tests.
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* For system-mode, perform the TLB load and compare.
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* For user-mode, perform any required alignment tests.
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* In both cases, return a TCGLabelQemuLdst structure if the slow path
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* is required and fill in @h with the host address for the fast path.
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*/
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@ -353,7 +353,7 @@ static bool patch_reloc(tcg_insn_unit *code_ptr, int type,
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#define ALL_VECTOR_REGS 0xffff0000u
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/*
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* r0-r3 will be overwritten when reading the tlb entry (softmmu only);
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* r0-r3 will be overwritten when reading the tlb entry (system-mode only);
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* r14 will be overwritten by the BLNE branching to the slow path.
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*/
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#ifdef CONFIG_SOFTMMU
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@ -2276,7 +2276,7 @@ static void tcg_out_qemu_st_direct(TCGContext *s, TCGReg datalo, TCGReg datahi,
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int movop = OPC_MOVL_EvGv;
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/*
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* Do big-endian stores with movbe or softmmu.
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* Do big-endian stores with movbe or system-mode.
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* User-only without movbe will have its swapping done generically.
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*/
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if (memop & MO_BSWAP) {
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@ -891,8 +891,8 @@ bool tcg_target_has_memory_bswap(MemOp memop)
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#define MIN_TLB_MASK_TABLE_OFS -(1 << 11)
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/*
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* For softmmu, perform the TLB load and compare.
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* For useronly, perform any required alignment tests.
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* For system-mode, perform the TLB load and compare.
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* For user-mode, perform any required alignment tests.
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* In both cases, return a TCGLabelQemuLdst structure if the slow path
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* is required and fill in @h with the host address for the fast path.
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*/
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@ -34,12 +34,12 @@ tcg_user = declare_dependency(link_with: libtcg_user,
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dependencies: tcg_ss.dependencies())
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user_ss.add(tcg_user)
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libtcg_softmmu = static_library('tcg_softmmu',
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libtcg_system = static_library('tcg_system',
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tcg_ss.sources() + genh,
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name_suffix: 'fa',
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c_args: '-DCONFIG_SOFTMMU',
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build_by_default: false)
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tcg_softmmu = declare_dependency(link_with: libtcg_softmmu,
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tcg_system = declare_dependency(link_with: libtcg_system,
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dependencies: tcg_ss.dependencies())
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system_ss.add(tcg_softmmu)
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system_ss.add(tcg_system)
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@ -1258,8 +1258,8 @@ bool tcg_target_has_memory_bswap(MemOp memop)
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#define MIN_TLB_MASK_TABLE_OFS -32768
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/*
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* For softmmu, perform the TLB load and compare.
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* For useronly, perform any required alignment tests.
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* For system-mode, perform the TLB load and compare.
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* For user-mode, perform any required alignment tests.
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* In both cases, return a TCGLabelQemuLdst structure if the slow path
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* is required and fill in @h with the host address for the fast path.
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*/
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@ -2091,8 +2091,8 @@ bool tcg_target_has_memory_bswap(MemOp memop)
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#define MIN_TLB_MASK_TABLE_OFS -32768
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/*
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* For softmmu, perform the TLB load and compare.
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* For useronly, perform any required alignment tests.
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* For system-mode, perform the TLB load and compare.
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* For user-mode, perform any required alignment tests.
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* In both cases, return a TCGLabelQemuLdst structure if the slow path
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* is required and fill in @h with the host address for the fast path.
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*/
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@ -733,7 +733,7 @@ static int alloc_code_gen_buffer(size_t size, int splitwx, Error **errp)
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* and then assigning regions to TCG threads so that the threads can translate
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* code in parallel without synchronization.
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*
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* In softmmu the number of TCG threads is bounded by max_cpus, so we use at
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* In system-mode the number of TCG threads is bounded by max_cpus, so we use at
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* least max_cpus regions in MTTCG. In !MTTCG we use a single region.
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* Note that the TCG options from the command-line (i.e. -accel accel=tcg,[...])
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* must have been parsed before calling this function, since it calls
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@ -749,7 +749,7 @@ static int alloc_code_gen_buffer(size_t size, int splitwx, Error **errp)
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*
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* However, this user-mode limitation is unlikely to be a significant problem
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* in practice. Multi-threaded guests share most if not all of their translated
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* code, which makes parallel code generation less appealing than in softmmu.
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* code, which makes parallel code generation less appealing than in system-mode
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*/
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void tcg_region_init(size_t tb_size, int splitwx, unsigned max_cpus)
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{
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@ -1227,8 +1227,8 @@ static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *l)
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#define MIN_TLB_MASK_TABLE_OFS -(1 << 11)
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/*
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* For softmmu, perform the TLB load and compare.
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* For useronly, perform any required alignment tests.
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* For system-mode, perform the TLB load and compare.
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* For user-mode, perform any required alignment tests.
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* In both cases, return a TCGLabelQemuLdst structure if the slow path
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* is required and fill in @h with the host address for the fast path.
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*/
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@ -1750,8 +1750,8 @@ static bool tcg_out_qemu_st_slow_path(TCGContext *s, TCGLabelQemuLdst *lb)
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#define MIN_TLB_MASK_TABLE_OFS -(1 << 19)
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/*
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* For softmmu, perform the TLB load and compare.
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* For useronly, perform any required alignment tests.
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* For system-mode, perform the TLB load and compare.
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* For user-mode, perform any required alignment tests.
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* In both cases, return a TCGLabelQemuLdst structure if the slow path
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* is required and fill in @h with the host address for the fast path.
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*/
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@ -1033,8 +1033,8 @@ bool tcg_target_has_memory_bswap(MemOp memop)
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#define MIN_TLB_MASK_TABLE_OFS -(1 << 12)
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/*
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* For softmmu, perform the TLB load and compare.
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* For useronly, perform any required alignment tests.
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* For system-mode, perform the TLB load and compare.
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* For user-mode, perform any required alignment tests.
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* In both cases, return a TCGLabelQemuLdst structure if the slow path
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* is required and fill in @h with the host address for the fast path.
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*/
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11
tcg/tcg.c
11
tcg/tcg.c
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@ -760,12 +760,13 @@ static void alloc_tcg_plugin_context(TCGContext *s)
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* In user-mode we just point tcg_ctx to tcg_init_ctx. See the documentation
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* of tcg_region_init() for the reasoning behind this.
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*
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* In softmmu each caller registers its context in tcg_ctxs[]. Note that in
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* softmmu tcg_ctxs[] does not track tcg_ctx_init, since the initial context
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* In system-mode each caller registers its context in tcg_ctxs[]. Note that in
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* system-mode tcg_ctxs[] does not track tcg_ctx_init, since the initial context
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* is not used anymore for translation once this function is called.
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*
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* Not tracking tcg_init_ctx in tcg_ctxs[] in softmmu keeps code that iterates
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* over the array (e.g. tcg_code_size() the same for both softmmu and user-mode.
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* Not tracking tcg_init_ctx in tcg_ctxs[] in system-mode keeps code that
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* iterates over the array (e.g. tcg_code_size() the same for both system/user
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* modes.
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*/
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#ifdef CONFIG_USER_ONLY
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void tcg_register_thread(void)
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@ -1349,7 +1350,7 @@ static void tcg_context_init(unsigned max_cpus)
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* In user-mode we simply share the init context among threads, since we
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* use a single region. See the documentation tcg_region_init() for the
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* reasoning behind this.
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* In softmmu we will have at most max_cpus TCG threads.
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* In system-mode we will have at most max_cpus TCG threads.
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*/
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#ifdef CONFIG_USER_ONLY
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tcg_ctxs = &tcg_ctx;
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@ -120,7 +120,7 @@ endif
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%: %.S
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$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $< -o $@ $(LDFLAGS)
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else
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# For softmmu targets we include a different Makefile fragment as the
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# For system targets we include a different Makefile fragment as the
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# build options for bare programs are usually pretty different. They
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# are expected to provide their own build recipes.
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EXTRA_CFLAGS += -ffreestanding
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@ -1,6 +1,6 @@
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from __future__ import print_function
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#
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# Test some of the softmmu debug features with the multiarch memory
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# Test some of the system debug features with the multiarch memory
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# test. It is a port of the original vmlinux focused test case but
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# using the "memory" test instead.
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#
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@ -1,6 +1,6 @@
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from __future__ import print_function
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#
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# Test some of the softmmu debug features with the multiarch memory
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# Test some of the system debug features with the multiarch memory
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# test. It is a port of the original vmlinux focused test case but
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# using the "memory" test instead.
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#
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@ -1,14 +1,14 @@
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/*
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* Memory Test
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*
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* This is intended to test the softmmu code and ensure we properly
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* This is intended to test the system-mode code and ensure we properly
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* behave across normal and unaligned accesses across several pages.
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* We are not replicating memory tests for stuck bits and other
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* hardware level failures but looking for issues with different size
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* accesses when access is:
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*
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* - unaligned at various sizes (if -DCHECK_UNALIGNED set)
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* - spanning a (softmmu) page
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* - spanning a (system) page
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* - sign extension when loading
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*/
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@ -1,5 +1,5 @@
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/*
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* Common softmmu code for specification exception testing.
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* Common system code for specification exception testing.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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@ -1,6 +1,6 @@
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# SPDX-License-Identifier: GPL-2.0-or-later
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# List of specification exception tests.
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# Shared between the softmmu and the user makefiles.
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# Shared between the system and the user makefiles.
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PGM_SPECIFICATION_TESTS = \
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br-odd \
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cgrl-unaligned \
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@ -1,5 +1,5 @@
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/*
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* Linker script for the softmmu test kernels.
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* Linker script for the system test kernels.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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@ -1,5 +1,5 @@
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#
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# Xtensa softmmu tests
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# Xtensa system tests
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#
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CORE=dc232b
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@ -1,5 +1,5 @@
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#
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# Xtensa softmmu tests
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# Xtensa system tests
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#
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include $(SRC_PATH)/tests/tcg/xtensa/Makefile.softmmu-target
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