Commit 86686309f1 for qemu.org
commit 86686309f18a5d9ceedf35fb4c84cefb534c25d1
Author: Richard Henderson <richard.henderson@linaro.org>
Date: Fri May 1 19:40:37 2026 +1000
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>
diff --git a/fpu/softfloat-parts.c.inc b/fpu/softfloat-parts.c.inc
index 1c726cb86e..9e823a3ee9 100644
--- a/fpu/softfloat-parts.c.inc
+++ b/fpu/softfloat-parts.c.inc
@@ -411,7 +411,7 @@ static void partsN(uncanon_normal)(FloatPartsN *p, float_status *s,
p->frac_lo &= ~round_mask;
}
fracN(shr)(p, frac_shift);
- } else if (s->flush_to_zero &&
+ } else if (get_flush_to_zero(s) &&
s->ftz_detection == float_ftz_before_rounding) {
flags |= float_flag_output_denormal_flushed;
p->cls = float_class_zero;
@@ -462,7 +462,7 @@ static void partsN(uncanon_normal)(FloatPartsN *p, float_status *s,
fracN(shr)(p, frac_shift);
if (is_tiny) {
- if (s->flush_to_zero) {
+ if (get_flush_to_zero(s)) {
assert(s->ftz_detection == float_ftz_after_rounding);
flags |= float_flag_output_denormal_flushed;
p->cls = float_class_zero;
diff --git a/fpu/softfloat.c b/fpu/softfloat.c
index c7c750f284..dcae5b3be2 100644
--- a/fpu/softfloat.c
+++ b/fpu/softfloat.c
@@ -4919,7 +4919,7 @@ floatx80 roundAndPackFloatx80(FloatX80RoundPrec roundingPrecision, bool zSign,
goto overflow;
}
if ( zExp <= 0 ) {
- if (status->flush_to_zero) {
+ if (get_flush_to_zero(status)) {
float_raise(float_flag_output_denormal_flushed, status);
return packFloatx80(zSign, 0, 0);
}
diff --git a/target/arm/tcg/vfp_helper.c b/target/arm/tcg/vfp_helper.c
index 5839e82449..495ce8a329 100644
--- a/target/arm/tcg/vfp_helper.c
+++ b/target/arm/tcg/vfp_helper.c
@@ -711,7 +711,7 @@ uint32_t HELPER(recpe_f16)(uint32_t input, float_status *fpst)
} else {
return float16_set_sign(float16_maxnorm, f16_sign);
}
- } else if (f16_exp >= 29 && fpst->flush_to_zero) {
+ } else if (f16_exp >= 29 && get_flush_to_zero(fpst)) {
float_raise(float_flag_underflow, fpst);
return float16_set_sign(float16_zero, float16_is_neg(f16));
}
@@ -764,7 +764,7 @@ static float32 do_recpe_f32(float32 input, float_status *fpst, bool rpres)
} else {
return float32_set_sign(float32_maxnorm, f32_sign);
}
- } else if (f32_exp >= 253 && fpst->flush_to_zero) {
+ } else if (f32_exp >= 253 && get_flush_to_zero(fpst)) {
float_raise(float_flag_underflow, fpst);
return float32_set_sign(float32_zero, float32_is_neg(f32));
}
@@ -823,7 +823,7 @@ float64 HELPER(recpe_f64)(float64 input, float_status *fpst)
} else {
return float64_set_sign(float64_maxnorm, f64_sign);
}
- } else if (f64_exp >= 2045 && fpst->flush_to_zero) {
+ } else if (f64_exp >= 2045 && get_flush_to_zero(fpst)) {
float_raise(float_flag_underflow, fpst);
return float64_set_sign(float64_zero, float64_is_neg(f64));
}
diff --git a/tests/fp/fp-bench.c b/tests/fp/fp-bench.c
index 2b6f66817e..ccc561b578 100644
--- a/tests/fp/fp-bench.c
+++ b/tests/fp/fp-bench.c
@@ -675,7 +675,7 @@ static void parse_args(int argc, char *argv[])
soft_status.flush_inputs_to_zero = 1;
break;
case 'Z':
- soft_status.flush_to_zero = 1;
+ set_flush_to_zero(true, &soft_status);
break;
}
}