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-rw-r--r--sysdeps/ieee754/dbl-64/e_exp2.c13
-rw-r--r--sysdeps/ieee754/dbl-64/halfulp.c4
-rw-r--r--sysdeps/ieee754/flt-32/e_exp2f.c13
-rw-r--r--sysdeps/ieee754/flt-32/e_expf.c13
-rw-r--r--sysdeps/ieee754/flt-32/s_expm1f.c18
5 files changed, 45 insertions, 16 deletions
diff --git a/sysdeps/ieee754/dbl-64/e_exp2.c b/sysdeps/ieee754/dbl-64/e_exp2.c
index 397acd182c..b7ed7398a3 100644
--- a/sysdeps/ieee754/dbl-64/e_exp2.c
+++ b/sysdeps/ieee754/dbl-64/e_exp2.c
@@ -1,5 +1,5 @@
/* Double-precision floating point 2^x.
- Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2000, 2001, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Geoffrey Keating <geoffk@ozemail.com.au>
@@ -37,8 +37,15 @@
#include "t_exp2.h"
-static const volatile double TWO1023 = 8.988465674311579539e+307;
-static const volatile double TWOM1000 = 9.3326361850321887899e-302;
+/* XXX I know the assembler generates a warning about incorrect section
+ attributes. But without the attribute here the compiler places the
+ constants in the .data section. Ideally the constant is placed in
+ .rodata.cst8 so that it can be merged, but gcc sucks, it ICEs when
+ we try to force this section on it. --drepper */
+static const volatile double TWO1023 __attribute__ ((section (".rodata")))
+ = 8.988465674311579539e+307;
+static const volatile double TWOM1000 __attribute__ ((section (".rodata")))
+ = 9.3326361850321887899e-302;
double
__ieee754_exp2 (double x)
diff --git a/sysdeps/ieee754/dbl-64/halfulp.c b/sysdeps/ieee754/dbl-64/halfulp.c
index 9e1111b8db..478a4bacf6 100644
--- a/sysdeps/ieee754/dbl-64/halfulp.c
+++ b/sysdeps/ieee754/dbl-64/halfulp.c
@@ -1,7 +1,7 @@
/*
* IBM Accurate Mathematical Library
* written by International Business Machines Corp.
- * Copyright (C) 2001 Free Software Foundation
+ * Copyright (C) 2001, 2005 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
@@ -42,7 +42,7 @@
double __ieee754_sqrt(double x);
-int4 tab54[32] = {
+static const int4 tab54[32] = {
262143, 11585, 1782, 511, 210, 107, 63, 42,
30, 22, 17, 14, 12, 10, 9, 7,
7, 6, 5, 5, 5, 4, 4, 4,
diff --git a/sysdeps/ieee754/flt-32/e_exp2f.c b/sysdeps/ieee754/flt-32/e_exp2f.c
index 752272db46..ea55304d9a 100644
--- a/sysdeps/ieee754/flt-32/e_exp2f.c
+++ b/sysdeps/ieee754/flt-32/e_exp2f.c
@@ -1,5 +1,5 @@
/* Single-precision floating point 2^x.
- Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2000, 2001, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Geoffrey Keating <geoffk@ozemail.com.au>
@@ -38,8 +38,15 @@
#include "t_exp2f.h"
-static const volatile float TWOM100 = 7.88860905e-31;
-static const volatile float TWO127 = 1.7014118346e+38;
+/* XXX I know the assembler generates a warning about incorrect section
+ attributes. But without the attribute here the compiler places the
+ constants in the .data section. Ideally the constant is placed in
+ .rodata.cst4 so that it can be merged, but gcc sucks, it ICEs when
+ we try to force this section on it. --drepper */
+static const volatile float TWOM100 __attribute__ ((section (".rodata")))
+ = 7.88860905e-31;
+static const volatile float TWO127 __attribute__ ((section (".rodata")))
+ = 1.7014118346e+38;
float
__ieee754_exp2f (float x)
diff --git a/sysdeps/ieee754/flt-32/e_expf.c b/sysdeps/ieee754/flt-32/e_expf.c
index 62448a9554..b3e458c3da 100644
--- a/sysdeps/ieee754/flt-32/e_expf.c
+++ b/sysdeps/ieee754/flt-32/e_expf.c
@@ -1,5 +1,5 @@
/* Single-precision floating point e^x.
- Copyright (C) 1997, 1998 Free Software Foundation, Inc.
+ Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Geoffrey Keating <geoffk@ozemail.com.au>
@@ -60,8 +60,15 @@
extern const float __exp_deltatable[178];
extern const double __exp_atable[355] /* __attribute__((mode(DF))) */;
-static const volatile float TWOM100 = 7.88860905e-31;
-static const volatile float TWO127 = 1.7014118346e+38;
+/* XXX I know the assembler generates a warning about incorrect section
+ attributes. But without the attribute here the compiler places the
+ constants in the .data section. Ideally the constant is placed in
+ .rodata.cst4 so that it can be merged, but gcc sucks, it ICEs when
+ we try to force this section on it. --drepper */
+static const volatile float TWOM100 __attribute__ ((section (".rodata")))
+ = 7.88860905e-31;
+static const volatile float TWO127 __attribute__ ((section (".rodata")))
+ = 1.7014118346e+38;
float
__ieee754_expf (float x)
diff --git a/sysdeps/ieee754/flt-32/s_expm1f.c b/sysdeps/ieee754/flt-32/s_expm1f.c
index 375e334c38..7d32dbb016 100644
--- a/sysdeps/ieee754/flt-32/s_expm1f.c
+++ b/sysdeps/ieee754/flt-32/s_expm1f.c
@@ -8,7 +8,7 @@
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
+ * software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
@@ -20,7 +20,15 @@ static char rcsid[] = "$NetBSD: s_expm1f.c,v 1.5 1995/05/10 20:47:11 jtc Exp $";
#include "math.h"
#include "math_private.h"
-static const volatile float huge = 1.0e+30, tiny = 1.0e-30;
+/* XXX I know the assembler generates a warning about incorrect section
+ attributes. But without the attribute here the compiler places the
+ constants in the .data section. Ideally the constant is placed in
+ .rodata.cst4 so that it can be merged, but gcc sucks, it ICEs when
+ we try to force this section on it. --drepper */
+static const volatile float huge __attribute__ ((section (".rodata")))
+ = 1.0e+30;
+static const volatile float tiny __attribute__ ((section (".rodata")))
+ = 1.0e-30;
#ifdef __STDC__
static const float
@@ -71,7 +79,7 @@ Q5 = -2.0109921195e-07; /* 0xb457edbb */
}
/* argument reduction */
- if(hx > 0x3eb17218) { /* if |x| > 0.5 ln2 */
+ if(hx > 0x3eb17218) { /* if |x| > 0.5 ln2 */
if(hx < 0x3F851592) { /* and |x| < 1.5 ln2 */
if(xsb==0)
{hi = x - ln2_hi; lo = ln2_lo; k = 1;}
@@ -85,10 +93,10 @@ Q5 = -2.0109921195e-07; /* 0xb457edbb */
}
x = hi - lo;
c = (hi-x)-lo;
- }
+ }
else if(hx < 0x33000000) { /* when |x|<2**-25, return x */
t = huge+x; /* return x with inexact flags when x!=0 */
- return x - (t-(huge+x));
+ return x - (t-(huge+x));
}
else k = 0;
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