GNU C Library master sources branch, master, updated. glibc-2.14-371-gb61099b

[drepper at sourceware dot org]

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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=b61099b50a028d3ac69aa9500ffa9871d23e3884

commit b61099b50a028d3ac69aa9500ffa9871d23e3884
Author: Ulrich Drepper <drepper@gmail.com>
Date:   Sat Oct 15 20:47:01 2011 -0400

    Add cosh optimized for 64-bit architectures

diff --git a/ChangeLog b/ChangeLog
index 0b276d3..6ddea17 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2011-10-15  Ulrich Drepper  <drepper@gmail.com>
 
+	* sysdeps/ieee754/dbl-64/e_cosh.c: Cleanup.
+	* sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c: New file.
+
 	* math/Versions [libm] (GLIBC_2.15): Add __exp_finite, __expf_finite,
 	__expl_finite.
 	* math/bits/math-finite.h: Add entries for exp.
diff --git a/sysdeps/ieee754/dbl-64/e_cosh.c b/sysdeps/ieee754/dbl-64/e_cosh.c
index 180ca42..b9f79e4 100644
--- a/sysdeps/ieee754/dbl-64/e_cosh.c
+++ b/sysdeps/ieee754/dbl-64/e_cosh.c
@@ -10,10 +10,6 @@
  * ====================================================
  */
 
-#if defined(LIBM_SCCS) && !defined(lint)
-static char rcsid[] = "$NetBSD: e_cosh.c,v 1.7 1995/05/10 20:44:58 jtc Exp $";
-#endif
-
 /* __ieee754_cosh(x)
  * Method :
  * mathematically cosh(x) if defined to be (exp(x)+exp(-x))/2
diff --git a/sysdeps/ieee754/dbl-64/e_cosh.c b/sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c
similarity index 90%
copy from sysdeps/ieee754/dbl-64/e_cosh.c
copy to sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c
index 180ca42..41dc42c 100644
--- a/sysdeps/ieee754/dbl-64/e_cosh.c
+++ b/sysdeps/ieee754/dbl-64/wordsize-64/e_cosh.c
@@ -10,10 +10,6 @@
  * ====================================================
  */
 
-#if defined(LIBM_SCCS) && !defined(lint)
-static char rcsid[] = "$NetBSD: e_cosh.c,v 1.7 1995/05/10 20:44:58 jtc Exp $";
-#endif
-
 /* __ieee754_cosh(x)
  * Method :
  * mathematically cosh(x) if defined to be (exp(x)+exp(-x))/2
@@ -45,7 +41,6 @@ __ieee754_cosh (double x)
 {
 	double t,w;
 	int32_t ix;
-	u_int32_t lx;
 
     /* High word of |x|. */
 	GET_HIGH_WORD(ix,x);
@@ -70,8 +65,9 @@ __ieee754_cosh (double x)
 	if (ix < 0x40862e42)  return half*__ieee754_exp(fabs(x));
 
     /* |x| in [log(maxdouble), overflowthresold] */
-	GET_LOW_WORD(lx,x);
-	if (ix<0x408633ce || ((ix==0x408633ce)&&(lx<=(u_int32_t)0x8fb9f87d))) {
+	int64_t fix;
+	EXTRACT_WORDS64(fix, x);
+	if (fix <= UINT64_C(0x408633ce8fb9f87d)) {
 	    w = __ieee754_exp(half*fabs(x));
 	    t = half*w;
 	    return t*w;

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                                         |    3 +++
 sysdeps/ieee754/dbl-64/e_cosh.c                   |    4 ----
 sysdeps/ieee754/dbl-64/{ => wordsize-64}/e_cosh.c |   10 +++-------
 3 files changed, 6 insertions(+), 11 deletions(-)
 copy sysdeps/ieee754/dbl-64/{ => wordsize-64}/e_cosh.c (90%)


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