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| author | Daniel Dunbar <daniel@zuster.org> | 2011-11-16 07:33:06 +0000 |
|---|---|---|
| committer | Daniel Dunbar <daniel@zuster.org> | 2011-11-16 07:33:06 +0000 |
| commit | c25c6d10b18efa071f0016f31f6f3dd8a8fa6676 (patch) | |
| tree | bfbcd9b0cdf523b4f8d8e54750dbf9d6dece3c85 /lib/divsc3.c | |
| parent | 8603024a01cfa82ab8dce397f40a2d6f246076e3 (diff) | |
| download | compiler-rt-c25c6d10b18efa071f0016f31f6f3dd8a8fa6676.tar.gz | |
lib: Finish int_math.h definitions using compiler builtins and eliminate
implementation use of <math.h>.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@144786 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/divsc3.c')
| -rw-r--r-- | lib/divsc3.c | 27 |
1 files changed, 13 insertions, 14 deletions
diff --git a/lib/divsc3.c b/lib/divsc3.c index 88e2e0943..caa0c4075 100644 --- a/lib/divsc3.c +++ b/lib/divsc3.c @@ -14,7 +14,6 @@ #include "int_lib.h" #include "int_math.h" -#include <math.h> /* Returns: the quotient of (a + ib) / (c + id) */ @@ -22,37 +21,37 @@ float _Complex __divsc3(float __a, float __b, float __c, float __d) { int __ilogbw = 0; - float __logbw = logbf(fmaxf(fabsf(__c), fabsf(__d))); + float __logbw = crt_logbf(crt_fmaxf(crt_fabsf(__c), crt_fabsf(__d))); if (crt_isfinite(__logbw)) { __ilogbw = (int)__logbw; - __c = scalbnf(__c, -__ilogbw); - __d = scalbnf(__d, -__ilogbw); + __c = crt_scalbnf(__c, -__ilogbw); + __d = crt_scalbnf(__d, -__ilogbw); } float __denom = __c * __c + __d * __d; float _Complex z; - __real__ z = scalbnf((__a * __c + __b * __d) / __denom, -__ilogbw); - __imag__ z = scalbnf((__b * __c - __a * __d) / __denom, -__ilogbw); + __real__ z = crt_scalbnf((__a * __c + __b * __d) / __denom, -__ilogbw); + __imag__ z = crt_scalbnf((__b * __c - __a * __d) / __denom, -__ilogbw); if (crt_isnan(__real__ z) && crt_isnan(__imag__ z)) { if ((__denom == 0) && (!crt_isnan(__a) || !crt_isnan(__b))) { - __real__ z = copysignf(INFINITY, __c) * __a; - __imag__ z = copysignf(INFINITY, __c) * __b; + __real__ z = crt_copysignf(CRT_INFINITY, __c) * __a; + __imag__ z = crt_copysignf(CRT_INFINITY, __c) * __b; } else if ((crt_isinf(__a) || crt_isinf(__b)) && crt_isfinite(__c) && crt_isfinite(__d)) { - __a = copysignf(crt_isinf(__a) ? 1 : 0, __a); - __b = copysignf(crt_isinf(__b) ? 1 : 0, __b); - __real__ z = INFINITY * (__a * __c + __b * __d); - __imag__ z = INFINITY * (__b * __c - __a * __d); + __a = crt_copysignf(crt_isinf(__a) ? 1 : 0, __a); + __b = crt_copysignf(crt_isinf(__b) ? 1 : 0, __b); + __real__ z = CRT_INFINITY * (__a * __c + __b * __d); + __imag__ z = CRT_INFINITY * (__b * __c - __a * __d); } else if (crt_isinf(__logbw) && __logbw > 0 && crt_isfinite(__a) && crt_isfinite(__b)) { - __c = copysignf(crt_isinf(__c) ? 1 : 0, __c); - __d = copysignf(crt_isinf(__d) ? 1 : 0, __d); + __c = crt_copysignf(crt_isinf(__c) ? 1 : 0, __c); + __d = crt_copysignf(crt_isinf(__d) ? 1 : 0, __d); __real__ z = 0 * (__a * __c + __b * __d); __imag__ z = 0 * (__b * __c - __a * __d); } |