diff options
| author | Daniel Dunbar <daniel@zuster.org> | 2011-11-16 07:33:00 +0000 |
|---|---|---|
| committer | Daniel Dunbar <daniel@zuster.org> | 2011-11-16 07:33:00 +0000 |
| commit | 8603024a01cfa82ab8dce397f40a2d6f246076e3 (patch) | |
| tree | 522eb83ba6beac8a7f5baecefc1cadddeaff4000 /lib/mulxc3.c | |
| parent | 2406dfe472402ed7fa39d8e9ba25dd7865aa015f (diff) | |
lib: Starting thinning out the dependency on math.h by using compiler builtins
where available.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@144785 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/mulxc3.c')
| -rw-r--r-- | lib/mulxc3.c | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/lib/mulxc3.c b/lib/mulxc3.c index a7f235541..ae59d0528 100644 --- a/lib/mulxc3.c +++ b/lib/mulxc3.c @@ -15,6 +15,7 @@ #if !_ARCH_PPC #include "int_lib.h" +#include "int_math.h" #include <math.h> /* Returns: the product of a + ib and c + id */ @@ -29,39 +30,39 @@ __mulxc3(long double __a, long double __b, long double __c, long double __d) long double _Complex z; __real__ z = __ac - __bd; __imag__ z = __ad + __bc; - if (isnan(__real__ z) && isnan(__imag__ z)) + if (crt_isnan(__real__ z) && crt_isnan(__imag__ z)) { int __recalc = 0; - if (isinf(__a) || isinf(__b)) + if (crt_isinf(__a) || crt_isinf(__b)) { - __a = copysignl(isinf(__a) ? 1 : 0, __a); - __b = copysignl(isinf(__b) ? 1 : 0, __b); - if (isnan(__c)) + __a = copysignl(crt_isinf(__a) ? 1 : 0, __a); + __b = copysignl(crt_isinf(__b) ? 1 : 0, __b); + if (crt_isnan(__c)) __c = copysignl(0, __c); - if (isnan(__d)) + if (crt_isnan(__d)) __d = copysignl(0, __d); __recalc = 1; } - if (isinf(__c) || isinf(__d)) + if (crt_isinf(__c) || crt_isinf(__d)) { - __c = copysignl(isinf(__c) ? 1 : 0, __c); - __d = copysignl(isinf(__d) ? 1 : 0, __d); - if (isnan(__a)) + __c = copysignl(crt_isinf(__c) ? 1 : 0, __c); + __d = copysignl(crt_isinf(__d) ? 1 : 0, __d); + if (crt_isnan(__a)) __a = copysignl(0, __a); - if (isnan(__b)) + if (crt_isnan(__b)) __b = copysignl(0, __b); __recalc = 1; } - if (!__recalc && (isinf(__ac) || isinf(__bd) || - isinf(__ad) || isinf(__bc))) + if (!__recalc && (crt_isinf(__ac) || crt_isinf(__bd) || + crt_isinf(__ad) || crt_isinf(__bc))) { - if (isnan(__a)) + if (crt_isnan(__a)) __a = copysignl(0, __a); - if (isnan(__b)) + if (crt_isnan(__b)) __b = copysignl(0, __b); - if (isnan(__c)) + if (crt_isnan(__c)) __c = copysignl(0, __c); - if (isnan(__d)) + if (crt_isnan(__d)) __d = copysignl(0, __d); __recalc = 1; } |