diff options
| author | Roland McGrath <roland@gnu.org> | 2006-01-21 19:41:11 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2006-01-21 19:41:11 +0000 |
| commit | 5593c5ec785373f1a5a2f713da156182a38ff5dd (patch) | |
| tree | 43fa99797269164d3adc9806989e0a4e780d7ca3 /sysdeps/powerpc/fpu | |
| parent | 5e758ac3d362104e7ccd16913f42ee64e977edec (diff) | |
| download | glibc-5593c5ec785373f1a5a2f713da156182a38ff5dd.tar glibc-5593c5ec785373f1a5a2f713da156182a38ff5dd.tar.gz glibc-5593c5ec785373f1a5a2f713da156182a38ff5dd.tar.bz2 glibc-5593c5ec785373f1a5a2f713da156182a38ff5dd.zip | |
* sysdeps/powerpc/powerpc64/fpu/e_sqrt.c: New file.
* sysdeps/powerpc/powerpc64/fpu/e_sqrtf.c: New file.
* sysdeps/powerpc/fpu/bits/mathinline.h (__CPU_HAS_FSQRT): New macro.
(__ieee754_sqrt, __ieee754_sqrtf): Use it.
Diffstat (limited to 'sysdeps/powerpc/fpu')
| -rw-r--r-- | sysdeps/powerpc/fpu/bits/mathinline.h | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/sysdeps/powerpc/fpu/bits/mathinline.h b/sysdeps/powerpc/fpu/bits/mathinline.h index 44f7dbec52..15da56384e 100644 --- a/sysdeps/powerpc/fpu/bits/mathinline.h +++ b/sysdeps/powerpc/fpu/bits/mathinline.h @@ -1,5 +1,5 @@ /* Inline math functions for powerpc. - Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2004 + Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2004, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -123,12 +123,18 @@ __NTH (fdimf (float __x, float __y)) #endif /* !__NO_MATH_INLINES && __OPTIMIZE__ */ /* This code is used internally in the GNU libc. */ -# ifdef __LIBC_INTERNAL_MATH_INLINES +#ifdef __LIBC_INTERNAL_MATH_INLINES #include <sysdep.h> #include <ldsodefs.h> #include <dl-procinfo.h> +# if __WORDSIZE == 64 +# define __CPU_HAS_FSQRT 1 +# else +# define __CPU_HAS_FSQRT ((GLRO(dl_hwcap) & PPC_FEATURE_64) != 0) +# endif + extern double __slow_ieee754_sqrt (double); __MATH_INLINE double __NTH (__ieee754_sqrt (double __x)) @@ -136,7 +142,7 @@ __NTH (__ieee754_sqrt (double __x)) double __z; /* If the CPU is 64-bit we can use the optional FP instructions we. */ - if ((GLRO(dl_hwcap) & PPC_FEATURE_64) != 0) + if (__CPU_HAS_FSQRT) { /* Volatile is required to prevent the compiler from moving the fsqrt instruction above the branch. */ @@ -158,7 +164,7 @@ __NTH (__ieee754_sqrtf (float __x)) float __z; /* If the CPU is 64-bit we can use the optional FP instructions we. */ - if ((GLRO(dl_hwcap) & PPC_FEATURE_64) != 0) + if (__CPU_HAS_FSQRT) { /* Volatile is required to prevent the compiler from moving the fsqrts instruction above the branch. */ @@ -172,5 +178,5 @@ __NTH (__ieee754_sqrtf (float __x)) return __z; } -# endif /* __LIBC_INTERNAL_MATH_INLINES */ +#endif /* __LIBC_INTERNAL_MATH_INLINES */ #endif /* __GNUC__ && !_SOFT_FLOAT */ |