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author | 2012-09-28 16:17:03 +0100 | |
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committer | 2012-11-21 15:20:46 -0600 | |
commit | e3aa256c1f74e664f89691490e46f233ce56feac (patch) | |
tree | 8d4bbfd6a5bda48b00e6fa60790c07ac640a7a20 | |
parent | usb-audio: fix usb version (diff) | |
download | qemu-kvm-e3aa256c1f74e664f89691490e46f233ce56feac.tar.gz qemu-kvm-e3aa256c1f74e664f89691490e46f233ce56feac.tar.bz2 qemu-kvm-e3aa256c1f74e664f89691490e46f233ce56feac.zip |
fpu/softfloat.c: Return correctly signed values from uint64_to_float32
The uint64_to_float32() conversion function was incorrectly always
returning numbers with the sign bit set (ie negative numbers). Correct
this so we return positive numbers instead.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
(cherry picked from commit e744c06fca438dc08271e626034e632a270c91c8)
-rw-r--r-- | fpu/softfloat.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fpu/softfloat.c b/fpu/softfloat.c index b29256a8e..91497e8fb 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -1238,7 +1238,7 @@ float32 uint64_to_float32( uint64 a STATUS_PARAM ) if ( a == 0 ) return float32_zero; shiftCount = countLeadingZeros64( a ) - 40; if ( 0 <= shiftCount ) { - return packFloat32( 1 > 0, 0x95 - shiftCount, a<<shiftCount ); + return packFloat32(0, 0x95 - shiftCount, a<<shiftCount); } else { shiftCount += 7; @@ -1248,7 +1248,7 @@ float32 uint64_to_float32( uint64 a STATUS_PARAM ) else { a <<= shiftCount; } - return roundAndPackFloat32( 1 > 0, 0x9C - shiftCount, a STATUS_VAR ); + return roundAndPackFloat32(0, 0x9C - shiftCount, a STATUS_VAR); } } |