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target/ppc: Set default NaN pattern explicitly

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Set the default NaN pattern explicitly for ppc.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20241202131347.498124-46-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2024-12-11 15:31:06 +00:00
parent 328dea12ec
commit 236310812c
1 changed files with 4 additions and 0 deletions
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4
target/ppc/cpu_init.c
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@ -7286,6 +7286,10 @@ static void ppc_cpu_reset_hold(Object *obj, ResetType type)
set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status);
set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->vec_status);
/* Default NaN: sign bit clear, set frac msb */
set_float_default_nan_pattern(0b01000000, &env->fp_status);
set_float_default_nan_pattern(0b01000000, &env->vec_status);
for (i = 0; i < ARRAY_SIZE(env->spr_cb); i++) {
ppc_spr_t *spr = &env->spr_cb[i];