fpu: Use {get,set}_flush_to_zero everywhere
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Richard Henderson committed
May 1, 2026 at 19:40 UTC
86686309f18a5d9ceedf35fb4c84cefb534c25d1
4 files changed
+7
-7
fpu/softfloat-parts.c.inc
+2
-2
@@ -411,7 +411,7 @@ static void partsN(uncanon_normal)(FloatPartsN *p, float_status *s,
411
p->frac_lo &= ~round_mask;
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}
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fracN(shr)(p, frac_shift);
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- } else if (s->flush_to_zero &&
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+ } else if (get_flush_to_zero(s) &&
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s->ftz_detection == float_ftz_before_rounding) {
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flags |= float_flag_output_denormal_flushed;
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p->cls = float_class_zero;
@@ -462,7 +462,7 @@ static void partsN(uncanon_normal)(FloatPartsN *p, float_status *s,
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fracN(shr)(p, frac_shift);
463
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if (is_tiny) {
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- if (s->flush_to_zero) {
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+ if (get_flush_to_zero(s)) {
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assert(s->ftz_detection == float_ftz_after_rounding);
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flags |= float_flag_output_denormal_flushed;
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p->cls = float_class_zero;
fpu/softfloat.c
+1
-1
@@ -4919,7 +4919,7 @@ floatx80 roundAndPackFloatx80(FloatX80RoundPrec roundingPrecision, bool zSign,
4919
goto overflow;
4920
}
4921
if ( zExp <= 0 ) {
4922
- if (status->flush_to_zero) {
4922
+ if (get_flush_to_zero(status)) {
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float_raise(float_flag_output_denormal_flushed, status);
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return packFloatx80(zSign, 0, 0);
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}
target/arm/tcg/vfp_helper.c
+3
-3
@@ -711,7 +711,7 @@ uint32_t HELPER(recpe_f16)(uint32_t input, float_status *fpst)
711
} else {
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return float16_set_sign(float16_maxnorm, f16_sign);
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}
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- } else if (f16_exp >= 29 && fpst->flush_to_zero) {
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+ } else if (f16_exp >= 29 && get_flush_to_zero(fpst)) {
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float_raise(float_flag_underflow, fpst);
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return float16_set_sign(float16_zero, float16_is_neg(f16));
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}
@@ -764,7 +764,7 @@ static float32 do_recpe_f32(float32 input, float_status *fpst, bool rpres)
764
} else {
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return float32_set_sign(float32_maxnorm, f32_sign);
766
}
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- } else if (f32_exp >= 253 && fpst->flush_to_zero) {
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+ } else if (f32_exp >= 253 && get_flush_to_zero(fpst)) {
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float_raise(float_flag_underflow, fpst);
769
return float32_set_sign(float32_zero, float32_is_neg(f32));
770
}
@@ -823,7 +823,7 @@ float64 HELPER(recpe_f64)(float64 input, float_status *fpst)
823
} else {
824
return float64_set_sign(float64_maxnorm, f64_sign);
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}
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- } else if (f64_exp >= 2045 && fpst->flush_to_zero) {
826
+ } else if (f64_exp >= 2045 && get_flush_to_zero(fpst)) {
827
float_raise(float_flag_underflow, fpst);
828
return float64_set_sign(float64_zero, float64_is_neg(f64));
829
}
tests/fp/fp-bench.c
+1
-1
@@ -675,7 +675,7 @@ static void parse_args(int argc, char *argv[])
675
soft_status.flush_inputs_to_zero = 1;
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break;
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case 'Z':
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- soft_status.flush_to_zero = 1;
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+ set_flush_to_zero(true, &soft_status);
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break;
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}
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}