* sysdeps/ieee754/dbl-64/halfulp.c: Mark tab54 as static and const.
* sysdeps/i386/fpu/e_expl.c: Mark c0 and c1 as const. * sysdeps/ieee754/flt-32/s_expm1f.c: Make sure huge and tiny end up in .rodata. * sysdeps/ieee754/flt-32/e_exp2f.c: Make sure TWO127 and TWOM100 end up in .rodata. * sysdeps/ieee754/flt-32/e_expf.c: Likewise. * sysdeps/ieee754/dbl-64/e_exp2.c: Make sure TWO1023 and TWOM1000 end up in .rodata.
This commit is contained in:
Ulrich Drepper
parent
2fdaad97be
commit
403a632578
12
ChangeLog
12
ChangeLog
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@ -1,3 +1,15 @@
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2005-12-21 Ulrich Drepper <drepper@redhat.com>
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* sysdeps/ieee754/dbl-64/halfulp.c: Mark tab54 as static and const.
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* sysdeps/i386/fpu/e_expl.c: Mark c0 and c1 as const.
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* sysdeps/ieee754/flt-32/s_expm1f.c: Make sure huge and tiny end
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up in .rodata.
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* sysdeps/ieee754/flt-32/e_exp2f.c: Make sure TWO127 and TWOM100
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end up in .rodata.
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* sysdeps/ieee754/flt-32/e_expf.c: Likewise.
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* sysdeps/ieee754/dbl-64/e_exp2.c: Make sure TWO1023 and TWOM1000
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end up in .rodata.
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2005-12-21 Thorsten Kukuk <kukuk@suse.de>
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* elf/readlib.c: Fix include of readelflib.c.
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@ -24,8 +24,8 @@
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#include <math_private.h>
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static long double c0 = 1.44268798828125L;
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static long double c1 = 7.05260771340735992468e-6L;
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static const long double c0 = 1.44268798828125L;
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static const long double c1 = 7.05260771340735992468e-6L;
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long double
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__ieee754_expl (long double x)
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@ -1,5 +1,5 @@
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/* Double-precision floating point 2^x.
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Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
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Copyright (C) 1997, 1998, 2000, 2001, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Geoffrey Keating <geoffk@ozemail.com.au>
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@ -37,8 +37,15 @@
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#include "t_exp2.h"
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static const volatile double TWO1023 = 8.988465674311579539e+307;
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static const volatile double TWOM1000 = 9.3326361850321887899e-302;
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/* XXX I know the assembler generates a warning about incorrect section
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attributes. But without the attribute here the compiler places the
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constants in the .data section. Ideally the constant is placed in
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.rodata.cst8 so that it can be merged, but gcc sucks, it ICEs when
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we try to force this section on it. --drepper */
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static const volatile double TWO1023 __attribute__ ((section (".rodata")))
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= 8.988465674311579539e+307;
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static const volatile double TWOM1000 __attribute__ ((section (".rodata")))
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= 9.3326361850321887899e-302;
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double
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__ieee754_exp2 (double x)
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@ -1,7 +1,7 @@
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/*
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* IBM Accurate Mathematical Library
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* written by International Business Machines Corp.
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* Copyright (C) 2001 Free Software Foundation
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* Copyright (C) 2001, 2005 Free Software Foundation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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@ -42,7 +42,7 @@
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double __ieee754_sqrt(double x);
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int4 tab54[32] = {
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static const int4 tab54[32] = {
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262143, 11585, 1782, 511, 210, 107, 63, 42,
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30, 22, 17, 14, 12, 10, 9, 7,
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7, 6, 5, 5, 5, 4, 4, 4,
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@ -1,5 +1,5 @@
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/* Single-precision floating point 2^x.
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Copyright (C) 1997, 1998, 2000, 2001 Free Software Foundation, Inc.
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Copyright (C) 1997, 1998, 2000, 2001, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Geoffrey Keating <geoffk@ozemail.com.au>
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@ -38,8 +38,15 @@
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#include "t_exp2f.h"
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static const volatile float TWOM100 = 7.88860905e-31;
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static const volatile float TWO127 = 1.7014118346e+38;
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/* XXX I know the assembler generates a warning about incorrect section
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attributes. But without the attribute here the compiler places the
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constants in the .data section. Ideally the constant is placed in
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.rodata.cst4 so that it can be merged, but gcc sucks, it ICEs when
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we try to force this section on it. --drepper */
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static const volatile float TWOM100 __attribute__ ((section (".rodata")))
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= 7.88860905e-31;
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static const volatile float TWO127 __attribute__ ((section (".rodata")))
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= 1.7014118346e+38;
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float
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__ieee754_exp2f (float x)
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@ -1,5 +1,5 @@
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/* Single-precision floating point e^x.
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Copyright (C) 1997, 1998 Free Software Foundation, Inc.
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Copyright (C) 1997, 1998, 2005 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Geoffrey Keating <geoffk@ozemail.com.au>
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@ -60,8 +60,15 @@
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extern const float __exp_deltatable[178];
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extern const double __exp_atable[355] /* __attribute__((mode(DF))) */;
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static const volatile float TWOM100 = 7.88860905e-31;
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static const volatile float TWO127 = 1.7014118346e+38;
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/* XXX I know the assembler generates a warning about incorrect section
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attributes. But without the attribute here the compiler places the
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constants in the .data section. Ideally the constant is placed in
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.rodata.cst4 so that it can be merged, but gcc sucks, it ICEs when
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we try to force this section on it. --drepper */
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static const volatile float TWOM100 __attribute__ ((section (".rodata")))
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= 7.88860905e-31;
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static const volatile float TWO127 __attribute__ ((section (".rodata")))
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= 1.7014118346e+38;
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float
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__ieee754_expf (float x)
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@ -8,7 +8,7 @@
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*
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* Developed at SunPro, a Sun Microsystems, Inc. business.
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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@ -20,7 +20,15 @@ static char rcsid[] = "$NetBSD: s_expm1f.c,v 1.5 1995/05/10 20:47:11 jtc Exp $";
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#include "math.h"
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#include "math_private.h"
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static const volatile float huge = 1.0e+30, tiny = 1.0e-30;
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/* XXX I know the assembler generates a warning about incorrect section
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attributes. But without the attribute here the compiler places the
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constants in the .data section. Ideally the constant is placed in
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.rodata.cst4 so that it can be merged, but gcc sucks, it ICEs when
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we try to force this section on it. --drepper */
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static const volatile float huge __attribute__ ((section (".rodata")))
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= 1.0e+30;
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static const volatile float tiny __attribute__ ((section (".rodata")))
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= 1.0e-30;
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#ifdef __STDC__
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static const float
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@ -71,7 +79,7 @@ Q5 = -2.0109921195e-07; /* 0xb457edbb */
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}
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/* argument reduction */
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if(hx > 0x3eb17218) { /* if |x| > 0.5 ln2 */
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if(hx > 0x3eb17218) { /* if |x| > 0.5 ln2 */
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if(hx < 0x3F851592) { /* and |x| < 1.5 ln2 */
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if(xsb==0)
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{hi = x - ln2_hi; lo = ln2_lo; k = 1;}
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}
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x = hi - lo;
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c = (hi-x)-lo;
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}
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}
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else if(hx < 0x33000000) { /* when |x|<2**-25, return x */
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t = huge+x; /* return x with inexact flags when x!=0 */
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return x - (t-(huge+x));
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return x - (t-(huge+x));
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}
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else k = 0;
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