about summary refs log tree commit diff
path: root/sysdeps/ieee754/dbl-64/sincos32.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@gmail.com>2011-10-25 00:56:33 -0400
committerUlrich Drepper <drepper@gmail.com>2011-10-25 00:56:33 -0400
commit31d3cc00b0cc5205b4b4efd73c911cfddff444c6 (patch)
tree89e95646d591fee083d62642085da77a01127292 /sysdeps/ieee754/dbl-64/sincos32.c
parent202c9deb15ee43bcbe70b36fa9bae050b8633c27 (diff)
downloadglibc-31d3cc00b0cc5205b4b4efd73c911cfddff444c6.tar.gz
glibc-31d3cc00b0cc5205b4b4efd73c911cfddff444c6.tar.xz
glibc-31d3cc00b0cc5205b4b4efd73c911cfddff444c6.zip
Cleanup FMA4 patch
Move the FMA4 code into its own section.  Avoid some of the duplication
of data resulting from the double use of source files.
Diffstat (limited to 'sysdeps/ieee754/dbl-64/sincos32.c')
-rw-r--r--sysdeps/ieee754/dbl-64/sincos32.c50
1 files changed, 37 insertions, 13 deletions
diff --git a/sysdeps/ieee754/dbl-64/sincos32.c b/sysdeps/ieee754/dbl-64/sincos32.c
index a4f896a465..e39aaeea06 100644
--- a/sysdeps/ieee754/dbl-64/sincos32.c
+++ b/sysdeps/ieee754/dbl-64/sincos32.c
@@ -1,7 +1,7 @@
 /*
  * IBM Accurate Mathematical Library
  * written by International Business Machines Corp.
- * Copyright (C) 2001 Free Software Foundation
+ * Copyright (C) 2001, 2011 Free Software Foundation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU Lesser General Public License as published by
@@ -45,11 +45,17 @@
 #include "sincos32.h"
 #include "math_private.h"
 
+#ifndef SECTION
+# define SECTION
+#endif
+
 /****************************************************************/
 /* Compute Multi-Precision sin() function for given p.  Receive */
 /* Multi  Precision number x and result stored at y             */
 /****************************************************************/
-static void ss32(mp_no *x, mp_no *y, int p) {
+static void
+SECTION
+ss32(mp_no *x, mp_no *y, int p) {
   int i;
   double a;
 #if 0
@@ -79,7 +85,9 @@ static void ss32(mp_no *x, mp_no *y, int p) {
 /* Compute Multi-Precision cos() function for given p. Receive Multi  */
 /* Precision number x and result stored at y                          */
 /**********************************************************************/
-static void cc32(mp_no *x, mp_no *y, int p) {
+static void
+SECTION
+cc32(mp_no *x, mp_no *y, int p) {
   int i;
   double a;
 #if 0
@@ -109,7 +117,9 @@ static void cc32(mp_no *x, mp_no *y, int p) {
 /***************************************************************************/
 /* c32()   computes both sin(x), cos(x) as Multi precision numbers         */
 /***************************************************************************/
-void __c32(mp_no *x, mp_no *y, mp_no *z, int p) {
+void
+SECTION
+__c32(mp_no *x, mp_no *y, mp_no *z, int p) {
   static const mp_no mpt={1,{1.0,2.0}}, one={1,{1.0,1.0}};
   mp_no u,t,t1,t2,c,s;
   int i;
@@ -134,7 +144,9 @@ void __c32(mp_no *x, mp_no *y, mp_no *z, int p) {
 /*result which is more accurate                                         */
 /*Computing sin(x) with multi precision routine c32                     */
 /************************************************************************/
-double __sin32(double x, double res, double res1) {
+double
+SECTION
+__sin32(double x, double res, double res1) {
   int p;
   mp_no a,b,c;
   p=32;
@@ -158,7 +170,9 @@ double __sin32(double x, double res, double res1) {
 /*result which is more accurate                                         */
 /*Computing cos(x) with multi precision routine c32                     */
 /************************************************************************/
-double __cos32(double x, double res, double res1) {
+double
+SECTION
+__cos32(double x, double res, double res1) {
   int p;
   mp_no a,b,c;
   p=32;
@@ -172,12 +186,12 @@ double __cos32(double x, double res, double res1) {
   }
   else if (x>0.8)
        { __sub(&hp,&c,&a,p);
-         __c32(&a,&c,&b,p);
+	 __c32(&a,&c,&b,p);
        }
   else __c32(&c,&b,&a,p);     /* b=cos(0.5*(res+res1))  */
   __dbl_mp(x,&c,p);    /* c = x                  */
   __sub(&b,&c,&a,p);
-             /* if a>0 return max(res,res1), otherwise return min(res,res1) */
+	     /* if a>0 return max(res,res1), otherwise return min(res,res1) */
   if (a.d[0]>0)  return (res>res1)?res:res1;
   else  return (res<res1)?res:res1;
 }
@@ -186,7 +200,9 @@ double __cos32(double x, double res, double res1) {
 /*Compute sin(x+dx) as Multi Precision number and return result as */
 /* double                                                          */
 /*******************************************************************/
-double __mpsin(double x, double dx) {
+double
+SECTION
+__mpsin(double x, double dx) {
   int p;
   double y;
   mp_no a,b,c;
@@ -204,7 +220,9 @@ double __mpsin(double x, double dx) {
 /* Compute cos()of double-length number (x+dx) as Multi Precision  */
 /* number and return result as double                              */
 /*******************************************************************/
-double __mpcos(double x, double dx) {
+double
+SECTION
+__mpcos(double x, double dx) {
   int p;
   double y;
   mp_no a,b,c;
@@ -227,7 +245,9 @@ double __mpcos(double x, double dx) {
 /* n=0,+-1,+-2,....                                               */
 /* Return int which indicates in which quarter of circle x is     */
 /******************************************************************/
-int __mpranred(double x, mp_no *y, int p)
+int
+SECTION
+__mpranred(double x, mp_no *y, int p)
 {
   number v;
   double t,xn;
@@ -275,7 +295,9 @@ int __mpranred(double x, mp_no *y, int p)
 /* Multi-Precision sin() function subroutine, for p=32.  It is     */
 /* based on the routines mpranred() and c32().                     */
 /*******************************************************************/
-double __mpsin1(double x)
+double
+SECTION
+__mpsin1(double x)
 {
   int p;
   int n;
@@ -314,7 +336,9 @@ double __mpsin1(double x)
 /* based  on the routines mpranred() and c32().                  */
 /*****************************************************************/
 
-double __mpcos1(double x)
+double
+SECTION
+__mpcos1(double x)
 {
   int p;
   int n;