aboutsummaryrefslogtreecommitdiff
path: root/fpu
diff options
context:
space:
mode:
authorRichard Henderson <richard.henderson@linaro.org>2020-10-22 09:23:46 -0700
committerRichard Henderson <richard.henderson@linaro.org>2021-05-16 07:13:51 -0500
commita777d6033447a916620846d3a65bc64a0617b574 (patch)
tree39613ebe5b9262f1de71abdaa181a9742cfb67b7 /fpu
parente9e5534ff30a0441d2efa59004e3f815177e7c10 (diff)
softfloat: Do not produce a default_nan from parts_silence_nan
Require default_nan_mode to be set instead. Reviewed-by: Alex Bennée <alex.bennee@linaro.org> Reviewed-by: David Hildenbrand <david@redhat.com> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'fpu')
-rw-r--r--fpu/softfloat-specialize.c.inc11
1 files changed, 5 insertions, 6 deletions
diff --git a/fpu/softfloat-specialize.c.inc b/fpu/softfloat-specialize.c.inc
index 96ed8c1a26..05cb2ee940 100644
--- a/fpu/softfloat-specialize.c.inc
+++ b/fpu/softfloat-specialize.c.inc
@@ -179,16 +179,15 @@ static FloatParts parts_default_nan(float_status *status)
static FloatParts parts_silence_nan(FloatParts a, float_status *status)
{
g_assert(!no_signaling_nans(status));
-#if defined(TARGET_HPPA)
- a.frac &= ~(1ULL << (DECOMPOSED_BINARY_POINT - 1));
- a.frac |= 1ULL << (DECOMPOSED_BINARY_POINT - 2);
-#else
+ g_assert(!status->default_nan_mode);
+
+ /* The only snan_bit_is_one target without default_nan_mode is HPPA. */
if (snan_bit_is_one(status)) {
- return parts_default_nan(status);
+ a.frac &= ~(1ULL << (DECOMPOSED_BINARY_POINT - 1));
+ a.frac |= 1ULL << (DECOMPOSED_BINARY_POINT - 2);
} else {
a.frac |= 1ULL << (DECOMPOSED_BINARY_POINT - 1);
}
-#endif
a.cls = float_class_qnan;
return a;
}