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target/hppa: Set default NaN pattern explicitly

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Set the default NaN pattern explicitly, and remove the ifdef from
parts64_default_nan().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20241202131347.498124-39-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2024-12-11 15:31:05 +00:00
parent f69da79196
commit e19d721cb1
2 changed files with 2 additions and 3 deletions
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3
fpu/softfloat-specialize.c.inc
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@ -139,9 +139,6 @@ static void parts64_default_nan(FloatParts64 *p, float_status *status)
#if defined(TARGET_SPARC) || defined(TARGET_M68K)
/* Sign bit clear, all frac bits set */
dnan_pattern = 0b01111111;
#elif defined(TARGET_HPPA)
/* Sign bit clear, msb-1 frac bit set */
dnan_pattern = 0b00100000;
#elif defined(TARGET_HEXAGON)
/* Sign bit set, all frac bits set. */
dnan_pattern = 0b11111111;

2
target/hppa/fpu_helper.c
View File

@ -65,6 +65,8 @@ void HELPER(loaded_fr0)(CPUHPPAState *env)
set_float_3nan_prop_rule(float_3nan_prop_abc, &env->fp_status);
/* For inf * 0 + NaN, return the input NaN */
set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status);
/* Default NaN: sign bit clear, msb-1 frac bit set */
set_float_default_nan_pattern(0b00100000, &env->fp_status);
}
void cpu_hppa_loaded_fr0(CPUHPPAState *env)