diff options
Diffstat (limited to 'math/s_csinhf.c')
| -rw-r--r-- | math/s_csinhf.c | 26 |
1 files changed, 11 insertions, 15 deletions
diff --git a/math/s_csinhf.c b/math/s_csinhf.c index 3440516529..51e837b14f 100644 --- a/math/s_csinhf.c +++ b/math/s_csinhf.c @@ -1,5 +1,5 @@ /* Complex sine hyperbole function for float. - 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. @@ -35,10 +35,10 @@ __csinhf (__complex__ float x) __real__ x = fabsf (__real__ 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. */ float sinh_val = __ieee754_sinhf (__real__ x); @@ -61,32 +61,22 @@ __csinhf (__complex__ float x) __real__ retval = __copysignf (0.0, negate ? -1.0 : 1.0); __imag__ retval = __nanf ("") + __nanf (""); -#ifdef FE_INVALID if (icls == FP_INFINITE) feraiseexcept (FE_INVALID); -#endif } else { __real__ retval = __nanf (""); __imag__ retval = __nanf (""); -#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) - { - /* Imaginary part is 0.0. */ - __real__ retval = negate ? -HUGE_VALF : HUGE_VALF; - __imag__ retval = __imag__ x; - } - else if (icls > FP_ZERO) + if (__builtin_expect (icls > FP_ZERO, 1)) { /* Imaginary part is finite. */ float sinix, cosix; @@ -99,6 +89,12 @@ __csinhf (__complex__ float x) if (negate) __real__ retval = -__real__ retval; } + else if (icls == FP_ZERO) + { + /* Imaginary part is 0.0. */ + __real__ retval = negate ? -HUGE_VALF : HUGE_VALF; + __imag__ retval = __imag__ x; + } else { /* The addition raises the invalid exception. */ |