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-rw-r--r--ChangeLog5
-rw-r--r--sysdeps/x86_64/fpu/dla.h11
2 files changed, 6 insertions, 10 deletions
diff --git a/ChangeLog b/ChangeLog
index f84b92e..c8bf783 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
2014-11-14 Joseph Myers <joseph@codesourcery.com>
+ * sysdeps/x86_64/fpu/dla.h [__FMA4__ && __GNUC_PREREQ (4, 6)]
+ (DLA_FMS): Make definition conditional only on [__FMA4__].
+ [__FMA4__ && !__GNUC_PREREQ (4, 6)] (DLA_FMS): Remove conditional
+ definition.
+
* sysdeps/arm/sysdep.h [PROF && __GNUC_PREREQ(4,4)] (CALL_MCOUNT):
Make definition conditional only on [PROF].
[PROF && !__GNUC_PREREQ(4,4)] (CALL_MCOUNT): Remove conditional
diff --git a/sysdeps/x86_64/fpu/dla.h b/sysdeps/x86_64/fpu/dla.h
index fa2d52b..688efa0 100644
--- a/sysdeps/x86_64/fpu/dla.h
+++ b/sysdeps/x86_64/fpu/dla.h
@@ -1,17 +1,8 @@
#include <features.h>
#ifdef __FMA4__
-# if __GNUC_PREREQ (4, 6)
-# define DLA_FMS(x,y,z) \
+# define DLA_FMS(x,y,z) \
__builtin_fma (x, y, -(z))
-# else
-# define DLA_FMS(x,y,z) \
- ({ double __z; \
- asm ("vfmsubsd %3, %2, %1, %0" \
- : "=x" (__z) \
- : "x" ((double) (x)), "xm" ((double) (y)) , "x" ((double) (z))); \
- __z; })
-# endif
#endif
#include "sysdeps/ieee754/dbl-64/dla.h"