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target/sparc: Set FloatInfZeroNaNRule explicitly

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Set the FloatInfZeroNaNRule explicitly for the SPARC target,
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: 20241202131347.498124-10-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2024-12-11 15:30:55 +00:00
parent a71492f726
commit 9a31b8d0ad
2 changed files with 3 additions and 2 deletions
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3
fpu/softfloat-specialize.c.inc
View File

@ -489,8 +489,7 @@ static int pickNaNMulAdd(FloatClass a_cls, FloatClass b_cls, FloatClass c_cls,
/*
* Temporarily fall back to ifdef ladder
*/
#if defined(TARGET_SPARC) || \
defined(TARGET_XTENSA) || defined(TARGET_HPPA) || \
#if defined(TARGET_XTENSA) || defined(TARGET_HPPA) || \
defined(TARGET_I386) || defined(TARGET_LOONGARCH)
/*
* For LoongArch systems that conform to IEEE754-2008, the (inf,zero,nan)

2
target/sparc/cpu.c
View File

@ -814,6 +814,8 @@ static void sparc_cpu_realizefn(DeviceState *dev, Error **errp)
* the CPU state struct so it won't get zeroed on reset.
*/
set_float_2nan_prop_rule(float_2nan_prop_s_ba, &env->fp_status);
/* For inf * 0 + NaN, return the input NaN */
set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status);
cpu_exec_realizefn(cs, &local_err);
if (local_err != NULL) {