mirror_qemu/target/m68k
Keith Packard 390da29ce5 target/m68k: Map FPU exceptions to FPSR register
Add helpers for reading/writing the 68881 FPSR register so that
changes in floating point exception state can be seen by the
application.

Call these helpers in pre_load/post_load hooks to synchronize
exception state.

Signed-off-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230803035231.429697-1-keithp@keithp.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
(cherry picked from commit 5888357942)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2024-04-10 20:32:12 +03:00
..
Kconfig meson: Introduce target-specific Kconfig 2021-07-09 18:21:34 +02:00
cpu-param.h target/m68k: Remove `NB_MMU_MODES` define 2023-03-13 06:44:37 -07:00
cpu-qom.h target: Move ArchCPUClass definition to 'cpu.h' 2023-11-07 13:08:48 +01:00
cpu.c target/m68k: Map FPU exceptions to FPSR register 2024-04-10 20:32:12 +03:00
cpu.h target/m68k: Map FPU exceptions to FPSR register 2024-04-10 20:32:12 +03:00
fpu_helper.c target/m68k: Map FPU exceptions to FPSR register 2024-04-10 20:32:12 +03:00
gdbstub.c gdbstub: move register helpers into standalone include 2023-03-07 20:44:08 +00:00
helper.c target/m68k: Map FPU exceptions to FPSR register 2024-04-10 20:32:12 +03:00
helper.h target/m68k: Map FPU exceptions to FPSR register 2024-04-10 20:32:12 +03:00
m68k-semi.c semihosting: Rename softmmu_FOO_user() -> uaccess_FOO_user() 2023-10-07 19:02:59 +02:00
meson.build meson: Rename target_softmmu_arch -> target_system_arch 2023-10-07 19:03:07 +02:00
monitor.c hmp: Pass monitor to mon_get_cpu_env() 2020-11-13 12:45:51 +00:00
op_helper.c accel/tcg: Remove will_exit argument from cpu_restore_state 2022-11-01 08:31:41 +11:00
qregs.h.inc target/m68k: Rename qregs.def -> qregs.h.inc 2022-11-05 20:35:45 +01:00
softfloat.c softfloat: Introduce Floatx80RoundPrec 2021-06-03 14:04:02 -07:00
softfloat.h softfloat: merge floatx80_mod and floatx80_rem 2020-06-26 09:39:37 -04:00
softfloat_fpsp_tables.h m68k comments break patch submission due to being incorrectly formatted 2019-06-26 17:14:39 +02:00
translate.c target/m68k: Map FPU exceptions to FPSR register 2024-04-10 20:32:12 +03:00