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Makr x86-64 math_private.h more robust

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This commit is contained in:
Ulrich Drepper 2011-10-17 16:00:39 -04:00
parent ed22dcf691
commit c8553a6a6f
2 changed files with 13 additions and 10 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
2011-10-17 Ulrich Drepper <drepper@gmail.com>
* sysdeps/x86_64/fpu/math_private.h: Add some parenthesis to be safe
about macro parameter expansion.
* sysdeps/x86_64/fpu/bits/mathinline.h: Don't define inlines if
__NO_MATH_INLINES is defined. Cleanups.

20
sysdeps/x86_64/fpu/math_private.h
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@ -58,21 +58,21 @@ do { \
#endif
#define __isnan(d) \
({ long int __di; EXTRACT_WORDS64 (__di, (double) d); \
({ long int __di; EXTRACT_WORDS64 (__di, (double) (d)); \
(__di & 0x7fffffffffffffffl) > 0x7ff0000000000000l; })
#define __isnanf(d) \
({ int __di; GET_FLOAT_WORD (__di, (float) d); \
(__di & 0x7fffffff) > 0x7f800000; })
#define __isinf_ns(d) \
({ long int __di; EXTRACT_WORDS64 (__di, (double) d); \
({ long int __di; EXTRACT_WORDS64 (__di, (double) (d)); \
(__di & 0x7fffffffffffffffl) == 0x7ff0000000000000l; })
#define __isinf_nsf(d) \
({ int __di; GET_FLOAT_WORD (__di, (float) d); \
(__di & 0x7fffffff) == 0x7f800000; })
#define __finite(d) \
({ long int __di; EXTRACT_WORDS64 (__di, (double) d); \
({ long int __di; EXTRACT_WORDS64 (__di, (double) (d)); \
(__di & 0x7fffffffffffffffl) < 0x7ff0000000000000l; })
#define __finitef(d) \
({ int __di; GET_FLOAT_WORD (__di, (float) d); \
@ -80,41 +80,41 @@ do { \
#define __ieee754_sqrt(d) \
({ double __res; \
asm ("sqrtsd %1, %0" : "=x" (__res) : "xm" ((double) d)); \
asm ("sqrtsd %1, %0" : "=x" (__res) : "xm" ((double) (d))); \
__res; })
#define __ieee754_sqrtf(d) \
({ float __res; \
asm ("sqrtss %1, %0" : "=x" (__res) : "xm" ((float) d)); \
asm ("sqrtss %1, %0" : "=x" (__res) : "xm" ((float) (d))); \
__res; })
#define __ieee754_sqrtl(d) \
({ long double __res; \
asm ("fsqrt" : "=t" (__res) : "0" ((long double) d)); \
asm ("fsqrt" : "=t" (__res) : "0" ((long double) (d))); \
__res; })
#ifdef __SSE4_1__
# ifndef __rint
# define __rint(d) \
({ double __res; \
asm ("roundsd $4, %1, %0" : "=x" (__res) : "x" ((double) d)); \
asm ("roundsd $4, %1, %0" : "=x" (__res) : "x" ((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) : "x" ((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) : "x" ((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) : "x" ((float) (d))); \
__res; })
# endif
#endif