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-rw-r--r--ChangeLog24
-rw-r--r--math/s_catan.c7
-rw-r--r--math/s_catanf.c7
-rw-r--r--math/s_catanh.c15
-rw-r--r--math/s_catanhf.c15
-rw-r--r--math/s_catanhl.c15
-rw-r--r--math/s_catanl.c7
-rw-r--r--math/s_cexp.c17
-rw-r--r--math/s_cexpf.c17
-rw-r--r--math/s_cexpl.c17
-rw-r--r--math/s_clog.c7
-rw-r--r--math/s_clog10.c7
-rw-r--r--math/s_clog10f.c7
-rw-r--r--math/s_clog10l.c7
-rw-r--r--math/s_clogf.c6
-rw-r--r--math/s_clogl.c7
-rw-r--r--math/s_csqrt.c9
-rw-r--r--math/s_csqrtf.c9
-rw-r--r--math/s_csqrtl.c9
-rw-r--r--math/s_ctanf.c5
-rw-r--r--math/s_ctanh.c5
-rw-r--r--math/s_ctanhf.c5
-rw-r--r--math/s_ctanhl.c5
-rw-r--r--math/s_ctanl.c4
24 files changed, 101 insertions, 132 deletions
diff --git a/ChangeLog b/ChangeLog
index adc9025a84..a969195ba7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,29 @@
2011-10-22 Ulrich Drepper <drepper@gmail.com>
+ * math/s_catan.c: Add branch predictions.
+ * math/s_catanf.c: Likewise.
+ * math/s_catanh.c: Likewise.
+ * math/s_catanhf.c: Likewise.
+ * math/s_catanhl.c: Likewise.
+ * math/s_catanl.c: Likewise.
+ * math/s_cexp.c: Likewise.
+ * math/s_cexpf.c: Likewise.
+ * math/s_cexpl.c: Likewise.
+ * math/s_clog.c: Likewise.
+ * math/s_clog10.c: Likewise.
+ * math/s_clog10f.c: Likewise.
+ * math/s_clog10l.c: Likewise.
+ * math/s_clogf.c: Likewise.
+ * math/s_clogl.c: Likewise.
+ * math/s_csqrt.c: Likewise.
+ * math/s_csqrtf.c: Likewise.
+ * math/s_csqrtl.c: Likewise.
+ * math/s_ctanf.c: Likewise.
+ * math/s_ctanh.c: Likewise.
+ * math/s_ctanhf.c: Likewise.
+ * math/s_ctanhl.c: Likewise.
+ * math/s_ctanl.c: Likewise.
+
* math/math_private.h: Define __nan, __nanf, __nanl.
* math/s_cacosh.c: Include <math_private.h>.
* math/s_cacoshl.c: Likewise.
diff --git a/math/s_catan.c b/math/s_catan.c
index 59c0a3af6b..1a458a3833 100644
--- a/math/s_catan.c
+++ b/math/s_catan.c
@@ -1,5 +1,5 @@
/* Return arc tangent of complex double 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.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __catan (__complex__ double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (rcls == FP_INFINITE)
{
@@ -57,7 +56,7 @@ __catan (__complex__ double x)
__imag__ res = __nan ("");
}
}
- else if (rcls == FP_ZERO && icls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
res = x;
}
diff --git a/math/s_catanf.c b/math/s_catanf.c
index 0aefb6ef39..defcf18c67 100644
--- a/math/s_catanf.c
+++ b/math/s_catanf.c
@@ -1,5 +1,5 @@
/* Return arc tangent of complex float 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.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __catanf (__complex__ float x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (rcls == FP_INFINITE)
{
@@ -57,7 +56,7 @@ __catanf (__complex__ float x)
__imag__ res = __nanf ("");
}
}
- else if (rcls == FP_ZERO && icls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
res = x;
}
diff --git a/math/s_catanh.c b/math/s_catanh.c
index 0b31b27708..22ade15fa8 100644
--- a/math/s_catanh.c
+++ b/math/s_catanh.c
@@ -1,5 +1,5 @@
/* Return arc hyperbole tangent for double 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.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __catanh (__complex__ double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (icls == FP_INFINITE)
{
@@ -52,20 +51,18 @@ __catanh (__complex__ double x)
__imag__ res = __nan ("");
}
}
- else if (rcls == FP_ZERO && icls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
res = x;
}
else
{
- double i2, num, den;
-
- i2 = __imag__ x * __imag__ x;
+ double i2 = __imag__ x * __imag__ x;
- num = 1.0 + __real__ x;
+ double num = 1.0 + __real__ x;
num = i2 + num * num;
- den = 1.0 - __real__ x;
+ double den = 1.0 - __real__ x;
den = i2 + den * den;
__real__ res = 0.25 * (__ieee754_log (num) - __ieee754_log (den));
diff --git a/math/s_catanhf.c b/math/s_catanhf.c
index 7424bda9b9..f3d07f2354 100644
--- a/math/s_catanhf.c
+++ b/math/s_catanhf.c
@@ -1,5 +1,5 @@
/* Return arc hyperbole tangent for float 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.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __catanhf (__complex__ float x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (icls == FP_INFINITE)
{
@@ -52,20 +51,18 @@ __catanhf (__complex__ float x)
__imag__ res = __nanf ("");
}
}
- else if (rcls == FP_ZERO && icls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
res = x;
}
else
{
- float i2, num, den;
-
- i2 = __imag__ x * __imag__ x;
+ float i2 = __imag__ x * __imag__ x;
- num = 1.0 + __real__ x;
+ float num = 1.0 + __real__ x;
num = i2 + num * num;
- den = 1.0 - __real__ x;
+ float den = 1.0 - __real__ x;
den = i2 + den * den;
__real__ res = 0.25 * (__ieee754_logf (num) - __ieee754_logf (den));
diff --git a/math/s_catanhl.c b/math/s_catanhl.c
index 9e67b8789c..af48f1a553 100644
--- a/math/s_catanhl.c
+++ b/math/s_catanhl.c
@@ -1,5 +1,5 @@
/* Return arc hyperbole tangent for long double value.
- Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __catanhl (__complex__ long double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (icls == FP_INFINITE)
{
@@ -52,20 +51,18 @@ __catanhl (__complex__ long double x)
__imag__ res = __nanl ("");
}
}
- else if (rcls == FP_ZERO && icls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
res = x;
}
else
{
- long double i2, num, den;
-
- i2 = __imag__ x * __imag__ x;
+ long double i2 = __imag__ x * __imag__ x;
- num = 1.0 + __real__ x;
+ long double num = 1.0 + __real__ x;
num = i2 + num * num;
- den = 1.0 - __real__ x;
+ long double den = 1.0 - __real__ x;
den = i2 + den * den;
__real__ res = 0.25 * (__ieee754_logl (num) - __ieee754_logl (den));
diff --git a/math/s_catanl.c b/math/s_catanl.c
index b4ae321710..47df85cc7b 100644
--- a/math/s_catanl.c
+++ b/math/s_catanl.c
@@ -1,5 +1,5 @@
/* Return arc tangent of complex long double value.
- Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __catanl (__complex__ long double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (rcls == FP_INFINITE)
{
@@ -57,7 +56,7 @@ __catanl (__complex__ long double x)
__imag__ res = __nanl ("");
}
}
- else if (rcls == FP_ZERO && icls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
res = x;
}
diff --git a/math/s_cexp.c b/math/s_cexp.c
index de122e07f8..0d1ec29850 100644
--- a/math/s_cexp.c
+++ b/math/s_cexp.c
@@ -1,5 +1,5 @@
/* Return value of complex exponential function for 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.
@@ -21,7 +21,6 @@
#include <complex.h>
#include <fenv.h>
#include <math.h>
-
#include <math_private.h>
@@ -32,10 +31,10 @@ __cexp (__complex__ 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. */
double exp_val = __ieee754_exp (__real__ x);
@@ -61,15 +60,13 @@ __cexp (__complex__ double x)
__real__ retval = __nan ("");
__imag__ retval = __nan ("");
-#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. */
double value = signbit (__real__ x) ? 0.0 : HUGE_VAL;
@@ -95,10 +92,8 @@ __cexp (__complex__ double x)
__real__ retval = HUGE_VAL;
__imag__ retval = __nan ("");
-#ifdef FE_INVALID
if (icls == FP_INFINITE)
feraiseexcept (FE_INVALID);
-#endif
}
else
{
@@ -112,10 +107,8 @@ __cexp (__complex__ double x)
__real__ retval = __nan ("");
__imag__ retval = __nan ("");
-#ifdef FE_INVALID
if (rcls != FP_NAN || icls != FP_NAN)
feraiseexcept (FE_INVALID);
-#endif
}
return retval;
diff --git a/math/s_cexpf.c b/math/s_cexpf.c
index 70e4a02588..652fe3d5b2 100644
--- a/math/s_cexpf.c
+++ b/math/s_cexpf.c
@@ -1,5 +1,5 @@
/* Return value of complex exponential function for float 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.
@@ -21,7 +21,6 @@
#include <complex.h>
#include <fenv.h>
#include <math.h>
-
#include <math_private.h>
@@ -32,10 +31,10 @@ __cexpf (__complex__ float 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. */
float exp_val = __ieee754_expf (__real__ x);
@@ -61,15 +60,13 @@ __cexpf (__complex__ float x)
__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)
+ if (__builtin_expect (icls >= FP_ZERO, 1))
{
/* Imaginary part is finite. */
float value = signbit (__real__ x) ? 0.0 : HUGE_VALF;
@@ -95,10 +92,8 @@ __cexpf (__complex__ float x)
__real__ retval = HUGE_VALF;
__imag__ retval = __nanf ("");
-#ifdef FE_INVALID
if (icls == FP_INFINITE)
feraiseexcept (FE_INVALID);
-#endif
}
else
{
@@ -112,10 +107,8 @@ __cexpf (__complex__ float x)
__real__ retval = __nanf ("");
__imag__ retval = __nanf ("");
-#ifdef FE_INVALID
if (rcls != FP_NAN || icls != FP_NAN)
feraiseexcept (FE_INVALID);
-#endif
}
return retval;
diff --git a/math/s_cexpl.c b/math/s_cexpl.c
index 1c585f8d0a..6bb56c02f5 100644
--- a/math/s_cexpl.c
+++ b/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.
@@ -21,7 +21,6 @@
#include <complex.h>
#include <fenv.h>
#include <math.h>
-
#include <math_private.h>
@@ -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;
diff --git a/math/s_clog.c b/math/s_clog.c
index 5e7b8fbdab..ba27140b4b 100644
--- a/math/s_clog.c
+++ b/math/s_clog.c
@@ -1,5 +1,5 @@
/* Compute complex natural logarithm.
- 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.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __clog (__complex__ double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls == FP_ZERO && icls == FP_ZERO)
+ if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
/* Real and imaginary part are 0.0. */
__imag__ result = signbit (__real__ x) ? M_PI : 0.0;
@@ -39,7 +38,7 @@ __clog (__complex__ double x)
/* Yes, the following line raises an exception. */
__real__ result = -1.0 / fabs (__real__ x);
}
- else if (rcls != FP_NAN && icls != FP_NAN)
+ else if (__builtin_expect (rcls != FP_NAN && icls != FP_NAN, 1))
{
/* Neither real nor imaginary part is NaN. */
__real__ result = __ieee754_log (__ieee754_hypot (__real__ x,
diff --git a/math/s_clog10.c b/math/s_clog10.c
index a98de1942e..4b741fab55 100644
--- a/math/s_clog10.c
+++ b/math/s_clog10.c
@@ -1,5 +1,5 @@
/* Compute complex base 10 logarithm.
- 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.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __clog10 (__complex__ double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls == FP_ZERO && icls == FP_ZERO)
+ if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
/* Real and imaginary part are 0.0. */
__imag__ result = signbit (__real__ x) ? M_PI : 0.0;
@@ -39,7 +38,7 @@ __clog10 (__complex__ double x)
/* Yes, the following line raises an exception. */
__real__ result = -1.0 / fabs (__real__ x);
}
- else if (rcls != FP_NAN && icls != FP_NAN)
+ else if (__builtin_expect (rcls != FP_NAN && icls != FP_NAN, 1))
{
/* Neither real nor imaginary part is NaN. */
__real__ result = __ieee754_log10 (__ieee754_hypot (__real__ x,
diff --git a/math/s_clog10f.c b/math/s_clog10f.c
index ce689e7426..fe38f9e8df 100644
--- a/math/s_clog10f.c
+++ b/math/s_clog10f.c
@@ -1,5 +1,5 @@
/* Compute complex base 10 logarithm.
- 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.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __clog10f (__complex__ float x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls == FP_ZERO && icls == FP_ZERO)
+ if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
/* Real and imaginary part are 0.0. */
__imag__ result = signbit (__real__ x) ? M_PI : 0.0;
@@ -39,7 +38,7 @@ __clog10f (__complex__ float x)
/* Yes, the following line raises an exception. */
__real__ result = -1.0 / fabsf (__real__ x);
}
- else if (rcls != FP_NAN && icls != FP_NAN)
+ else if (__builtin_expect (rcls != FP_NAN && icls != FP_NAN, 1))
{
/* Neither real nor imaginary part is NaN. */
__real__ result = __ieee754_log10f (__ieee754_hypotf (__real__ x,
diff --git a/math/s_clog10l.c b/math/s_clog10l.c
index 5ea72fdf32..990913e7b8 100644
--- a/math/s_clog10l.c
+++ b/math/s_clog10l.c
@@ -1,5 +1,5 @@
/* Compute complex base 10 logarithm.
- Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __clog10l (__complex__ long double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls == FP_ZERO && icls == FP_ZERO)
+ if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
/* Real and imaginary part are 0.0. */
__imag__ result = signbit (__real__ x) ? M_PIl : 0.0;
@@ -39,7 +38,7 @@ __clog10l (__complex__ long double x)
/* Yes, the following line raises an exception. */
__real__ result = -1.0 / fabsl (__real__ x);
}
- else if (rcls != FP_NAN && icls != FP_NAN)
+ else if (__builtin_expect (rcls != FP_NAN && icls != FP_NAN, 1))
{
/* Neither real nor imaginary part is NaN. */
__real__ result = __ieee754_log10l (__ieee754_hypotl (__real__ x,
diff --git a/math/s_clogf.c b/math/s_clogf.c
index b9e918968b..fdda83e548 100644
--- a/math/s_clogf.c
+++ b/math/s_clogf.c
@@ -1,5 +1,5 @@
/* Compute complex natural logarithm.
- 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.
@@ -31,7 +31,7 @@ __clogf (__complex__ float x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls == FP_ZERO && icls == FP_ZERO)
+ if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
/* Real and imaginary part are 0.0. */
__imag__ result = signbit (__real__ x) ? M_PI : 0.0;
@@ -39,7 +39,7 @@ __clogf (__complex__ float x)
/* Yes, the following line raises an exception. */
__real__ result = -1.0 / fabsf (__real__ x);
}
- else if (rcls != FP_NAN && icls != FP_NAN)
+ else if (__builtin_expect (rcls != FP_NAN && icls != FP_NAN, 1))
{
/* Neither real nor imaginary part is NaN. */
__real__ result = __ieee754_logf (__ieee754_hypotf (__real__ x,
diff --git a/math/s_clogl.c b/math/s_clogl.c
index 51ad03b34a..396ba91802 100644
--- a/math/s_clogl.c
+++ b/math/s_clogl.c
@@ -1,5 +1,5 @@
/* Compute complex natural logarithm.
- Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -20,7 +20,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -31,7 +30,7 @@ __clogl (__complex__ long double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls == FP_ZERO && icls == FP_ZERO)
+ if (__builtin_expect (rcls == FP_ZERO && icls == FP_ZERO, 0))
{
/* Real and imaginary part are 0.0. */
__imag__ result = signbit (__real__ x) ? M_PIl : 0.0;
@@ -39,7 +38,7 @@ __clogl (__complex__ long double x)
/* Yes, the following line raises an exception. */
__real__ result = -1.0 / fabsl (__real__ x);
}
- else if (rcls != FP_NAN && icls != FP_NAN)
+ else if (__builtin_expect (rcls != FP_NAN && icls != FP_NAN, 1))
{
/* Neither real nor imaginary part is NaN. */
__real__ result = __ieee754_logl (__ieee754_hypotl (__real__ x,
diff --git a/math/s_csqrt.c b/math/s_csqrt.c
index 0ceb461b09..1691a01ecc 100644
--- a/math/s_csqrt.c
+++ b/math/s_csqrt.c
@@ -1,5 +1,5 @@
/* Complex square root of double value.
- Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2005, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -21,7 +21,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -32,7 +31,7 @@ __csqrt (__complex__ double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (icls == FP_INFINITE)
{
@@ -61,7 +60,7 @@ __csqrt (__complex__ double x)
}
else
{
- if (icls == FP_ZERO)
+ if (__builtin_expect (icls == FP_ZERO, 0))
{
if (__real__ x < 0.0)
{
@@ -75,7 +74,7 @@ __csqrt (__complex__ double x)
__imag__ res = __copysign (0.0, __imag__ x);
}
}
- else if (rcls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO, 0))
{
double r = __ieee754_sqrt (0.5 * fabs (__imag__ x));
diff --git a/math/s_csqrtf.c b/math/s_csqrtf.c
index 1cf3b79c31..1613192a5e 100644
--- a/math/s_csqrtf.c
+++ b/math/s_csqrtf.c
@@ -1,5 +1,5 @@
/* Complex square root of float value.
- Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2005, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -21,7 +21,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -32,7 +31,7 @@ __csqrtf (__complex__ float x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (icls == FP_INFINITE)
{
@@ -61,7 +60,7 @@ __csqrtf (__complex__ float x)
}
else
{
- if (icls == FP_ZERO)
+ if (__builtin_expect (icls == FP_ZERO, 0))
{
if (__real__ x < 0.0)
{
@@ -75,7 +74,7 @@ __csqrtf (__complex__ float x)
__imag__ res = __copysignf (0.0, __imag__ x);
}
}
- else if (rcls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO, 0))
{
float r = __ieee754_sqrtf (0.5 * fabsf (__imag__ x));
diff --git a/math/s_csqrtl.c b/math/s_csqrtl.c
index 32d6f364a0..9b93ef66b2 100644
--- a/math/s_csqrtl.c
+++ b/math/s_csqrtl.c
@@ -1,5 +1,5 @@
/* Complex square root of long double value.
- Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2005, 2011 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Based on an algorithm by Stephen L. Moshier <moshier@world.std.com>.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@@ -21,7 +21,6 @@
#include <complex.h>
#include <math.h>
-
#include <math_private.h>
@@ -32,7 +31,7 @@ __csqrtl (__complex__ long double x)
int rcls = fpclassify (__real__ x);
int icls = fpclassify (__imag__ x);
- if (rcls <= FP_INFINITE || icls <= FP_INFINITE)
+ if (__builtin_expect (rcls <= FP_INFINITE || icls <= FP_INFINITE, 0))
{
if (icls == FP_INFINITE)
{
@@ -61,7 +60,7 @@ __csqrtl (__complex__ long double x)
}
else
{
- if (icls == FP_ZERO)
+ if (__builtin_expect (icls == FP_ZERO, 0))
{
if (__real__ x < 0.0)
{
@@ -75,7 +74,7 @@ __csqrtl (__complex__ long double x)
__imag__ res = __copysignl (0.0, __imag__ x);
}
}
- else if (rcls == FP_ZERO)
+ else if (__builtin_expect (rcls == FP_ZERO, 0))
{
long double r = __ieee754_sqrtl (0.5 * fabsl (__imag__ x));
diff --git a/math/s_ctanf.c b/math/s_ctanf.c
index 7236dc3e9d..7063e38d8e 100644
--- a/math/s_ctanf.c
+++ b/math/s_ctanf.c
@@ -21,7 +21,6 @@
#include <complex.h>
#include <fenv.h>
#include <math.h>
-
#include <math_private.h>
@@ -30,7 +29,7 @@ __ctanf (__complex__ float x)
{
__complex__ float res;
- if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+ if (__builtin_expect (!isfinite (__real__ x) || !isfinite (__imag__ x), 0))
{
if (__isinf_nsf (__imag__ x))
{
@@ -46,10 +45,8 @@ __ctanf (__complex__ float x)
__real__ res = __nanf ("");
__imag__ res = __nanf ("");
-#ifdef FE_INVALID
if (__isinf_nsf (__real__ x))
feraiseexcept (FE_INVALID);
-#endif
}
}
else
diff --git a/math/s_ctanh.c b/math/s_ctanh.c
index f4a1d7e450..9d31c43cd9 100644
--- a/math/s_ctanh.c
+++ b/math/s_ctanh.c
@@ -21,7 +21,6 @@
#include <complex.h>
#include <fenv.h>
#include <math.h>
-
#include <math_private.h>
@@ -30,7 +29,7 @@ __ctanh (__complex__ double x)
{
__complex__ double res;
- if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+ if (__builtin_expect (!isfinite (__real__ x) || !isfinite (__imag__ x), 0))
{
if (__isinf_ns (__real__ x))
{
@@ -46,10 +45,8 @@ __ctanh (__complex__ double x)
__real__ res = __nan ("");
__imag__ res = __nan ("");
-#ifdef FE_INVALID
if (__isinf_ns (__imag__ x))
feraiseexcept (FE_INVALID);
-#endif
}
}
else
diff --git a/math/s_ctanhf.c b/math/s_ctanhf.c
index cb65edb7fc..6cb3a2cc99 100644
--- a/math/s_ctanhf.c
+++ b/math/s_ctanhf.c
@@ -21,7 +21,6 @@
#include <complex.h>
#include <fenv.h>
#include <math.h>
-
#include <math_private.h>
@@ -30,7 +29,7 @@ __ctanhf (__complex__ float x)
{
__complex__ float res;
- if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+ if (__builtin_expect (!isfinite (__real__ x) || !isfinite (__imag__ x), 0))
{
if (__isinf_nsf (__real__ x))
{
@@ -46,10 +45,8 @@ __ctanhf (__complex__ float x)
__real__ res = __nanf ("");
__imag__ res = __nanf ("");
-#ifdef FE_INVALID
if (__isinf_nsf (__imag__ x))
feraiseexcept (FE_INVALID);
-#endif
}
}
else
diff --git a/math/s_ctanhl.c b/math/s_ctanhl.c
index bee9e7601b..0c4641714b 100644
--- a/math/s_ctanhl.c
+++ b/math/s_ctanhl.c
@@ -21,7 +21,6 @@
#include <complex.h>
#include <fenv.h>
#include <math.h>
-
#include <math_private.h>
@@ -30,7 +29,7 @@ __ctanhl (__complex__ long double x)
{
__complex__ long double res;
- if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+ if (__builtin_expect (!isfinite (__real__ x) || !isfinite (__imag__ x), 0))
{
if (__isinf_nsl (__real__ x))
{
@@ -46,10 +45,8 @@ __ctanhl (__complex__ long double x)
__real__ res = __nanl ("");
__imag__ res = __nanl ("");
-#ifdef FE_INVALID
if (__isinf_nsl (__imag__ x))
feraiseexcept (FE_INVALID);
-#endif
}
}
else
diff --git a/math/s_ctanl.c b/math/s_ctanl.c
index fcc0da90d6..6f49c57c90 100644
--- a/math/s_ctanl.c
+++ b/math/s_ctanl.c
@@ -30,7 +30,7 @@ __ctanl (__complex__ long double x)
{
__complex__ long double res;
- if (!isfinite (__real__ x) || !isfinite (__imag__ x))
+ if (__builtin_expect (!isfinite (__real__ x) || !isfinite (__imag__ x), 0))
{
if (__isinf_nsl (__imag__ x))
{
@@ -46,10 +46,8 @@ __ctanl (__complex__ long double x)
__real__ res = __nanl ("");
__imag__ res = __nanl ("");
-#ifdef FE_INVALID
if (__isinf_nsl (__real__ x))
feraiseexcept (FE_INVALID);
-#endif
}
}
else