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[v2,02/20] softfloat: fix floatx80_is_infinity()

Message ID 1303294329-22634-3-git-send-email-aurelien@aurel32.net
State New
Headers show

Commit Message

Aurelien Jarno April 20, 2011, 10:11 a.m. UTC 
With floatx80, the explicit bit is set for infinity.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 fpu/softfloat.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
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Patch

diff --git a/fpu/softfloat.h b/fpu/softfloat.h
index 340f0a9..3363128 100644
--- a/fpu/softfloat.h
+++ b/fpu/softfloat.h
@@ -566,7 +566,7 @@  INLINE floatx80 floatx80_chs(floatx80 a)
 
 INLINE int floatx80_is_infinity(floatx80 a)
 {
-    return (a.high & 0x7fff) == 0x7fff && a.low == 0;
+    return (a.high & 0x7fff) == 0x7fff && a.low == 0x8000000000000000LL;
 }
 
 INLINE int floatx80_is_neg(floatx80 a)