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[PULL,14/46] softfloat: Do not produce a default_nan from parts_silence_nan

Message ID 20210516123431.718318-15-richard.henderson@linaro.org
State Accepted
Commit a777d6033447a916620846d3a65bc64a0617b574
Headers show
Series softfloat: Convert float128 to FloatParts (part 1) | expand

Commit Message

Richard Henderson May 16, 2021, 12:33 p.m. UTC 
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>

---
 fpu/softfloat-specialize.c.inc | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

-- 
2.25.1
diff mbox series

Patch

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;
 }