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| author | Ulrich Drepper <drepper@gmail.com> | 2011-10-22 19:53:33 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-10-22 19:53:33 -0400 |
| commit | fa36182bda38159b39905aa93a47563ab20737b4 (patch) | |
| tree | aa1385b86907ca62c67a91ffe992aae678f3255c /sysdeps/ieee754 | |
| parent | a1a8716924f31400e81319c9124e1182fd9e8e83 (diff) | |
| download | glibc-fa36182bda38159b39905aa93a47563ab20737b4.tar glibc-fa36182bda38159b39905aa93a47563ab20737b4.tar.gz glibc-fa36182bda38159b39905aa93a47563ab20737b4.tar.bz2 glibc-fa36182bda38159b39905aa93a47563ab20737b4.zip | |
Improve DLA_FMA for FMA4
Diffstat (limited to 'sysdeps/ieee754')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/dla.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sysdeps/ieee754/dbl-64/dla.h b/sysdeps/ieee754/dbl-64/dla.h index 9f095f9bf5..0ca87620cb 100644 --- a/sysdeps/ieee754/dbl-64/dla.h +++ b/sysdeps/ieee754/dbl-64/dla.h @@ -40,8 +40,8 @@ # ifdef __FMA4__ # define DLA_FMA(x,y,z) \ ({ double __zz; \ - asm ("vfmaddsd %3, %2, %1, %0" \ - : "=x" (__zz) : "x" (x), "xm" (y), "x" (-z)); \ + asm ("vfmsubsd %3, %2, %1, %0" \ + : "=x" (__zz) : "x" (x), "xm" (y), "x" (z)); \ __zz; }) # endif #endif |