SYS-OSS/FRET-qemu
4
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

target/s390: Set FloatInfZeroNaNRule explicitly

Browse Source 
Set the FloatInfZeroNaNRule explicitly for s390, so we
can remove the ifdef from pickNaNMulAdd().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20241202131347.498124-7-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2024-12-11 15:30:54 +00:00
parent f7892f9c00
commit e494fe4909
2 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fpu/softfloat-specialize.c.inc
View File

@ -516,8 +516,6 @@ static int pickNaNMulAdd(FloatClass a_cls, FloatClass b_cls, FloatClass c_cls,
* a default NaN * a default NaN
*/ */
rule = float_infzeronan_dnan_never; rule = float_infzeronan_dnan_never;
#elif defined(TARGET_S390X)
rule = float_infzeronan_dnan_always;
#endif #endif
} }

2
target/s390x/cpu.c
View File

@ -206,6 +206,8 @@ static void s390_cpu_reset_hold(Object *obj, ResetType type)
set_float_detect_tininess(float_tininess_before_rounding, set_float_detect_tininess(float_tininess_before_rounding,
&env->fpu_status); &env->fpu_status);
set_float_2nan_prop_rule(float_2nan_prop_s_ab, &env->fpu_status); set_float_2nan_prop_rule(float_2nan_prop_s_ab, &env->fpu_status);
set_float_infzeronan_rule(float_infzeronan_dnan_always,
&env->fpu_status);
/* fall through */ /* fall through */
case RESET_TYPE_S390_CPU_NORMAL: case RESET_TYPE_S390_CPU_NORMAL:
env->psw.mask &= ~PSW_MASK_RI; env->psw.mask &= ~PSW_MASK_RI;