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Relax asm requirements for recently added x86-64 math interfaces

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This commit is contained in:
Ulrich Drepper 2011-10-17 20:30:52 -04:00
parent c8553a6a6f
commit 228a984d54
3 changed files with 14 additions and 10 deletions
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4
ChangeLog
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@ -1,5 +1,9 @@
2011-10-17 Ulrich Drepper <drepper@gmail.com>
* sysdeps/x86_64/fpu/math_private.h: Relax asm requirements for
recently added interfaces.
* sysdeps/x86_64/fpu/bits/mathinline.h: Likewise.
* sysdeps/x86_64/fpu/math_private.h: Add some parenthesis to be safe
about macro parameter expansion.

12
sysdeps/x86_64/fpu/bits/mathinline.h
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@ -156,14 +156,14 @@ __MATH_INLINE double
__NTH (rint (double __x))
{
double __res;
__asm ("roundsd $4, %1, %0" : "=x" (__res) : "x" (__x));
__asm ("roundsd $4, %1, %0" : "=x" (__res) : "xm" (__x));
return __res;
}
__MATH_INLINE float
__NTH (rintf (float __x))
{
float __res;
__asm ("roundss $4, %1, %0" : "=x" (__res) : "x" (__x));
__asm ("roundss $4, %1, %0" : "=x" (__res) : "xm" (__x));
return __res;
}
@ -176,7 +176,7 @@ __MATH_INLINE double
__NTH (ceil (double __x))
{
double __res;
__asm ("roundsd $2, %1, %0" : "=x" (__res) : "x" (__x));
__asm ("roundsd $2, %1, %0" : "=x" (__res) : "xm" (__x));
return __res;
}
__END_NAMESPACE_STD
@ -186,7 +186,7 @@ __MATH_INLINE float
__NTH (ceilf (float __x))
{
float __res;
__asm ("roundss $2, %1, %0" : "=x" (__res) : "x" (__x));
__asm ("roundss $2, %1, %0" : "=x" (__res) : "xm" (__x));
return __res;
}
__END_NAMESPACE_C99
@ -197,7 +197,7 @@ __MATH_INLINE double
__NTH (floor (double __x))
{
double __res;
__asm ("roundsd $1, %1, %0" : "=x" (__res) : "x" (__x));
__asm ("roundsd $1, %1, %0" : "=x" (__res) : "xm" (__x));
return __res;
}
__END_NAMESPACE_STD
@ -207,7 +207,7 @@ __MATH_INLINE float
__NTH (floorf (float __x))
{
float __res;
__asm ("roundss $1, %1, %0" : "=x" (__res) : "x" (__x));
__asm ("roundss $1, %1, %0" : "=x" (__res) : "xm" (__x));
return __res;
}
__END_NAMESPACE_C99

8
sysdeps/x86_64/fpu/math_private.h
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@ -95,26 +95,26 @@ do { \
# ifndef __rint
# define __rint(d) \
({ double __res; \
asm ("roundsd $4, %1, %0" : "=x" (__res) : "x" ((double) (d))); \
asm ("roundsd $4, %1, %0" : "=x" (__res) : "xm" ((double) (d))); \
__res; })
# endif
# ifndef __rintf
# define __rintf(d) \
({ float __res; \
asm ("roundss $4, %1, %0" : "=x" (__res) : "x" ((float) (d))); \
asm ("roundss $4, %1, %0" : "=x" (__res) : "xm" ((float) (d))); \
__res; })
# endif
# ifndef __floor
# define __floor(d) \
({ double __res; \
asm ("roundsd $1, %1, %0" : "=x" (__res) : "x" ((double) (d))); \
asm ("roundsd $1, %1, %0" : "=x" (__res) : "xm" ((double) (d))); \
__res; })
# endif
# ifndef __floorf
# define __floorf(d) \
({ float __res; \
asm ("roundss $1, %1, %0" : "=x" (__res) : "x" ((float) (d))); \
asm ("roundss $1, %1, %0" : "=x" (__res) : "xm" ((float) (d))); \
__res; })
# endif
#endif