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| author | Ulrich Drepper <drepper@gmail.com> | 2011-10-12 11:27:51 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-10-12 11:27:51 -0400 |
| commit | 0ac5ae2335292908f39031b1ea9fe8edce433c0f (patch) | |
| tree | f9d26c8abc0de39d18d4c13e70f6022cdc6b461f /sysdeps/ieee754/ldbl-96/e_acoshl.c | |
| parent | a843a204a3e8a0dd53584dad3668771abaec84ac (diff) | |
| download | glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.tar.gz glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.tar.xz glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.zip | |
Optimize libm
libm is now somewhat integrated with gcc's -ffinite-math-only option and lots of the wrapper functions have been optimized.
Diffstat (limited to 'sysdeps/ieee754/ldbl-96/e_acoshl.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-96/e_acoshl.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/sysdeps/ieee754/ldbl-96/e_acoshl.c b/sysdeps/ieee754/ldbl-96/e_acoshl.c index 5d4fa1deda..6f709b7bdf 100644 --- a/sysdeps/ieee754/ldbl-96/e_acoshl.c +++ b/sysdeps/ieee754/ldbl-96/e_acoshl.c @@ -14,10 +14,6 @@ * ==================================================== */ -#if defined(LIBM_SCCS) && !defined(lint) -static char rcsid[] = "$NetBSD: $"; -#endif - /* __ieee754_acoshl(x) * Method : * Based on @@ -35,20 +31,12 @@ static char rcsid[] = "$NetBSD: $"; #include "math.h" #include "math_private.h" -#ifdef __STDC__ static const long double -#else -static long double -#endif one = 1.0, ln2 = 6.931471805599453094287e-01L; /* 0x3FFE, 0xB17217F7, 0xD1CF79AC */ -#ifdef __STDC__ - long double __ieee754_acoshl(long double x) -#else - long double __ieee754_acoshl(x) - long double x; -#endif +long double +__ieee754_acoshl(long double x) { long double t; u_int32_t se,i0,i1; @@ -57,7 +45,7 @@ ln2 = 6.931471805599453094287e-01L; /* 0x3FFE, 0xB17217F7, 0xD1CF79AC */ return (x-x)/(x-x); } else if(se >=0x401d) { /* x > 2**30 */ if(se >=0x7fff) { /* x is inf of NaN */ - return x+x; + return x+x; } else return __ieee754_logl(x)+ln2; /* acoshl(huge)=logl(2x) */ } else if(((se-0x3fff)|i0|i1)==0) { @@ -70,3 +58,4 @@ ln2 = 6.931471805599453094287e-01L; /* 0x3FFE, 0xB17217F7, 0xD1CF79AC */ return __log1pl(t+__sqrtl(2.0*t+t*t)); } } +strong_alias (__ieee754_acoshl, __acoshl_finite) |