qemu/target/sh4
Zack Buhman 7227c0cd50 target/sh4: Fix mac.w with saturation enabled
The saturation arithmetic logic in helper_macw is not correct.
I tested and verified this behavior on a SH7091.

Reviewd-by: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Zack Buhman <zack@buhman.org>
Message-Id: <20240405233802.29128-3-zack@buhman.org>
[rth: Reformat helper_macw, add a test case.]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
2024-04-09 07:43:31 -10:00
..
cpu-param.h target/sh4: 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/sh4: Prefer fast cpu_env() over slower CPU QOM cast macro 2024-03-12 12:04:24 +01:00
cpu.h target/sh4: Merge mach and macl into a union 2024-04-09 07:43:31 -10:00
gdbstub.c target/sh4: Prefer fast cpu_env() over slower CPU QOM cast macro 2024-03-12 12:04:24 +01:00
helper.c target/sh4: Prefer fast cpu_env() over slower CPU QOM cast macro 2024-03-12 12:04:24 +01:00
helper.h target/sh4: Fix mac.w with saturation enabled 2024-04-09 07:43:31 -10:00
Kconfig meson: Introduce target-specific Kconfig 2021-07-09 18:21:34 +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 target/sh4: Fix mac.w with saturation enabled 2024-04-09 07:43:31 -10:00
translate.c target/sh4: mac.w: memory accesses are 16-bit words 2024-04-09 07:43:31 -10:00