diff options
Diffstat (limited to 'libc/math/s_cexpl.c')
-rw-r--r-- | libc/math/s_cexpl.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/libc/math/s_cexpl.c b/libc/math/s_cexpl.c index cf6bc974a..6bb56c02f 100644 --- a/libc/math/s_cexpl.c +++ b/libc/math/s_cexpl.c @@ -1,5 +1,5 @@ /* Return value of complex exponential function for long double complex value. - Copyright (C) 1997 Free Software Foundation, Inc. + Copyright (C) 1997, 2011 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -21,8 +21,7 @@ #include <complex.h> #include <fenv.h> #include <math.h> - -#include "math_private.h" +#include <math_private.h> __complex__ long double @@ -32,10 +31,10 @@ __cexpl (__complex__ long double x) int rcls = fpclassify (__real__ x); int icls = fpclassify (__imag__ x); - if (rcls >= FP_ZERO) + if (__builtin_expect (rcls >= FP_ZERO, 1)) { /* Real part is finite. */ - if (icls >= FP_ZERO) + if (__builtin_expect (icls >= FP_ZERO, 1)) { /* Imaginary part is finite. */ long double exp_val = __ieee754_expl (__real__ x); @@ -61,15 +60,13 @@ __cexpl (__complex__ long double x) __real__ retval = __nanl (""); __imag__ retval = __nanl (""); -#ifdef FE_INVALID feraiseexcept (FE_INVALID); -#endif } } - else if (rcls == FP_INFINITE) + else if (__builtin_expect (rcls == FP_INFINITE, 1)) { /* Real part is infinite. */ - if (icls >= FP_ZERO) + if (__builtin_expect (icls >= FP_ZERO, 1)) { /* Imaginary part is finite. */ long double value = signbit (__real__ x) ? 0.0 : HUGE_VALL; @@ -95,10 +92,8 @@ __cexpl (__complex__ long double x) __real__ retval = HUGE_VALL; __imag__ retval = __nanl (""); -#ifdef FE_INVALID if (icls == FP_INFINITE) feraiseexcept (FE_INVALID); -#endif } else { @@ -112,10 +107,8 @@ __cexpl (__complex__ long double x) __real__ retval = __nanl (""); __imag__ retval = __nanl (""); -#ifdef FE_INVALID if (rcls != FP_NAN || icls != FP_NAN) feraiseexcept (FE_INVALID); -#endif } return retval; |