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author | Andreas Jaeger <aj@suse.de> | 2012-03-14 16:36:17 +0100 |
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committer | Andreas Jaeger <aj@suse.de> | 2012-03-14 16:36:17 +0100 |
commit | 356a10ee3ee36bec0af7e8a1c61e353e0af45904 (patch) | |
tree | 421de93f9f53c04d796ccd31102baf135dc55ed8 /sysdeps/x86_64/fpu/math_private.h | |
parent | a20026128cef2e95ffd15fb293dd6b1e9bf3ae1e (diff) | |
parent | e456826d7a539fb322bb9719297bd386eded8e32 (diff) | |
download | glibc-356a10ee3ee36bec0af7e8a1c61e353e0af45904.tar.gz glibc-356a10ee3ee36bec0af7e8a1c61e353e0af45904.tar.xz glibc-356a10ee3ee36bec0af7e8a1c61e353e0af45904.zip |
Merge branch 'master' into bug13658-branch
Diffstat (limited to 'sysdeps/x86_64/fpu/math_private.h')
-rw-r--r-- | sysdeps/x86_64/fpu/math_private.h | 150 |
1 files changed, 77 insertions, 73 deletions
diff --git a/sysdeps/x86_64/fpu/math_private.h b/sysdeps/x86_64/fpu/math_private.h index 8e79718262..c8616f654a 100644 --- a/sysdeps/x86_64/fpu/math_private.h +++ b/sysdeps/x86_64/fpu/math_private.h @@ -1,4 +1,5 @@ -#ifndef _MATH_PRIVATE_H +#ifndef X86_64_MATH_PRIVATE_H +#define X86_64_MATH_PRIVATE_H 1 #define math_opt_barrier(x) \ ({ __typeof(x) __x; \ @@ -15,7 +16,7 @@ __asm __volatile ("" : : "f" (x)); \ } while (0) -#include <math/math_private.h> +#include_next <math_private.h> /* We can do a few things better on x86-64. */ @@ -67,7 +68,6 @@ f = f__; \ } while (0) -#endif #define __isnan(d) \ ({ long int __di; EXTRACT_WORDS64 (__di, (double) (d)); \ @@ -90,85 +90,87 @@ ({ int __di; GET_FLOAT_WORD (__di, (float) d); \ (__di & 0x7fffffff) < 0x7f800000; }) +extern __always_inline double +__ieee754_sqrt (double d) +{ + double res; #if defined __AVX__ || defined SSE2AVX -# define __ieee754_sqrt(d) \ - ({ double __res; \ - asm ("vsqrtsd %1, %0, %0" : "=x" (__res) : "xm" ((double) (d))); \ - __res; }) -# define __ieee754_sqrtf(d) \ - ({ float __res; \ - asm ("vsqrtss %1, %0, %0" : "=x" (__res) : "xm" ((float) (d))); \ - __res; }) + asm ("vsqrtsd %1, %0, %0" : "=x" (res) : "xm" (d)); #else -# define __ieee754_sqrt(d) \ - ({ double __res; \ - 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))); \ - __res; }) + asm ("sqrtsd %1, %0" : "=x" (res) : "xm" (d)); #endif -#define __ieee754_sqrtl(d) \ - ({ long double __res; \ - asm ("fsqrt" : "=t" (__res) : "0" ((long double) (d))); \ - __res; }) + return res; +} + +extern __always_inline float +__ieee754_sqrtf (float d) +{ + float res; +#if defined __AVX__ || defined SSE2AVX + asm ("vsqrtss %1, %0, %0" : "=x" (res) : "xm" (d)); +#else + asm ("sqrtss %1, %0" : "=x" (res) : "xm" (d)); +#endif + return res; +} + +extern __always_inline long double +__ieee754_sqrtl (long double d) +{ + long double res; + asm ("fsqrt" : "=t" (res) : "0" (d)); + return res; +} #ifdef __SSE4_1__ -# ifndef __rint -# if defined __AVX__ || defined SSE2AVX -# define __rint(d) \ - ({ double __res; \ - asm ("vroundsd $4, %1, %0, %0" : "=x" (__res) : "xm" ((double) (d))); \ - __res; }) -# else -# define __rint(d) \ - ({ double __res; \ - asm ("roundsd $4, %1, %0" : "=x" (__res) : "xm" ((double) (d))); \ - __res; }) -# endif +extern __always_inline double +__rint (double d) +{ + double res; +# if defined __AVX__ || defined SSE2AVX + asm ("vroundsd $4, %1, %0, %0" : "=x" (res) : "xm" (d)); +# else + asm ("roundsd $4, %1, %0" : "=x" (res) : "xm" (d)); # endif -# ifndef __rintf -# if defined __AVX__ || defined SSE2AVX -# define __rintf(d) \ - ({ float __res; \ - asm ("vroundss $4, %1, %0, %0" : "=x" (__res) : "xm" ((float) (d))); \ - __res; }) -# else -# define __rintf(d) \ - ({ float __res; \ - asm ("roundss $4, %1, %0" : "=x" (__res) : "xm" ((float) (d))); \ - __res; }) -# endif + return res; +} + +extern __always_inline float +__rintf (float d) +{ + float res; +# if defined __AVX__ || defined SSE2AVX + asm ("vroundss $4, %1, %0, %0" : "=x" (res) : "xm" (d)); +# else + asm ("roundss $4, %1, %0" : "=x" (res) : "xm" (d)); # endif - -# ifndef __floor -# if defined __AVX__ || defined SSE2AVX -# define __floor(d) \ - ({ double __res; \ - asm ("vroundsd $1, %1, %0, %0" : "=x" (__res) : "xm" ((double) (d))); \ - __res; }) -# else -# define __floor(d) \ - ({ double __res; \ - asm ("roundsd $1, %1, %0" : "=x" (__res) : "xm" ((double) (d))); \ - __res; }) -# endif + return res; +} + +extern __always_inline double +__floor (double d) +{ + double res; +# if defined __AVX__ || defined SSE2AVX + asm ("vroundsd $1, %1, %0, %0" : "=x" (res) : "xm" (d)); +# else + asm ("roundsd $1, %1, %0" : "=x" (res) : "xm" (d)); # endif -# ifndef __floorf -# if defined __AVX__ || defined SSE2AVX -# define __floorf(d) \ - ({ float __res; \ - asm ("vroundss $1, %1, %0, %0" : "=x" (__res) : "xm" ((float) (d))); \ - __res; }) -# else -# define __floorf(d) \ - ({ float __res; \ - asm ("roundss $1, %1, %0" : "=x" (__res) : "xm" ((float) (d))); \ - __res; }) + return res; +} + +extern __always_inline float +__floorf (float d) +{ + float res; +# if defined __AVX__ || defined SSE2AVX + asm ("vroundss $1, %1, %0, %0" : "=x" (res) : "xm" (d)); +# else + asm ("roundss $1, %1, %0" : "=x" (res) : "xm" (d)); # endif -# endif -#endif + return res; +} +#endif /* __SSE4_1__ */ /* Specialized variants of the <fenv.h> interfaces which only handle @@ -226,3 +228,5 @@ #undef libc_feupdateenvf #define libc_feupdateenvf(e) libc_feupdateenv (e) // #define libc_feupdateenvl(e) (void) feupdateenv (e) + +#endif /* X86_64_MATH_PRIVATE_H */ |