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Merge branch 'bug13658-branch'

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This commit is contained in:
Andreas Jaeger 2012-03-15 14:21:59 +01:00
commit 25fb532ca5
13 changed files with 50 additions and 249 deletions
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3
math/libm-test.inc
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@ -2114,6 +2114,7 @@ cos_test (void)
#ifdef TEST_DOUBLE
TEST_f_f (cos, 0.80190127184058835, 0.69534156199418473);
TEST_f_f (cos, 1e22, 0.5232147853951389454975944733847);
#endif
END (cos);
@ -6390,6 +6391,7 @@ sin_test (void)
#ifdef TEST_DOUBLE
TEST_f_f (sin, 0.80190127184058835, 0.71867942238767868);
TEST_f_f (sin, 2.522464e-1, 2.4957989804940911e-1);
TEST_f_f (sin, 1e22, -0.8522008497671888017727058937530);
#endif
END (sin);
@ -6561,6 +6563,7 @@ sincos_test (void)
#ifdef TEST_DOUBLE
TEST_extra (sincos, 0.80190127184058835, 0.71867942238767868, 0.69534156199418473);
TEST_extra (sincos, 1e22, -0.8522008497671888017727058937530, 0.5232147853951389454975944733847);
#endif
END (sincos);

5
sysdeps/generic/math_private.h
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@ -370,6 +370,9 @@ extern void __docos (double __x, double __dx, double __v[]);
#define libc_feholdexcept_setroundl(e, r) \
do { feholdexcept (e); fesetround (r); } while (0)
#define libc_feholdexcept_setround_53bit(e, r) \
libc_feholdexcept_setround (e, r)
#define libc_fetestexcept(e) fetestexcept (e)
#define libc_fetestexceptf(e) fetestexcept (e)
#define libc_fetestexceptl(e) fetestexcept (e)
@ -382,6 +385,8 @@ extern void __docos (double __x, double __dx, double __v[]);
#define libc_feupdateenvf(e) (void) feupdateenv (e)
#define libc_feupdateenvl(e) (void) feupdateenv (e)
#define libc_feupdateenv_53bit(e) libc_feupdateenv (e)
#define __nan(str) \
(__builtin_constant_p (str) && str[0] == '\0' ? NAN : __nan (str))
#define __nanf(str) \

1
sysdeps/i386/fpu/branred.c
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@ -1 +0,0 @@
/* Not needed. */

1
sysdeps/i386/fpu/dosincos.c
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@ -1 +0,0 @@
/* Not needed. */

16
sysdeps/i386/fpu/libm-test-ulps
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@ -1029,9 +1029,9 @@ Test "j1 (0.75) == 0.349243602174862192523281016426251335":
double: 1
idouble: 1
Test "j1 (10.0) == 0.0434727461688614366697487680258592883":
double: 1
double: 2
float: 1
idouble: 1
idouble: 2
ifloat: 1
ildouble: 1
ldouble: 1
@ -1078,9 +1078,9 @@ Test "jn (1, 0.75) == 0.349243602174862192523281016426251335":
double: 1
idouble: 1
Test "jn (1, 10.0) == 0.0434727461688614366697487680258592883":
double: 1
double: 2
float: 1
idouble: 1
idouble: 2
ifloat: 1
ildouble: 1
ldouble: 1
@ -1797,9 +1797,9 @@ float: 2
idouble: 1
ifloat: 2
Test "yn (10, 10.0) == -0.359814152183402722051986577343560609":
double: 1
double: 2
float: 3
idouble: 1
idouble: 2
ifloat: 3
Test "yn (10, 2.0) == -129184.542208039282635913145923304214":
double: 2
@ -2168,9 +2168,9 @@ ildouble: 1
ldouble: 1
Function: "j1":
double: 1
double: 2
float: 1
idouble: 1
idouble: 2
ifloat: 1
ildouble: 1
ldouble: 1

29
sysdeps/i386/fpu/math_private.h
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@ -16,4 +16,33 @@ do \
while (0)
#include_next <math_private.h>
#include <fpu_control.h>
#undef libc_feholdexcept_setround_53bit
#define libc_feholdexcept_setround_53bit(e, r) \
do \
{ \
fpu_control_t cw; \
libc_feholdexcept_setround (e, r); \
_FPU_GETCW (cw); \
cw &= ~(fpu_control_t) _FPU_EXTENDED; \
cw |= _FPU_DOUBLE; \
_FPU_SETCW (cw); \
} \
while (0)
#undef libc_feupdateenv_53bit
#define libc_feupdateenv_53bit(e) \
do \
{ \
fpu_control_t cw; \
libc_feupdateenv (e); \
_FPU_GETCW (cw); \
cw &= ~(fpu_control_t) _FPU_EXTENDED; \
cw |= _FPU_EXTENDED; \
_FPU_SETCW (cw); \
} \
while (0)
#endif

1
sysdeps/i386/fpu/mpa.c
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@ -1 +0,0 @@
/* Not needed. */

54
sysdeps/i386/fpu/s_cos.S
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@ -1,54 +0,0 @@
/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
* Public domain.
*/
#define __need_Emath
#include <bits/errno.h>
#include <machine/asm.h>
RCSID("$NetBSD: s_cos.S,v 1.5 1995/05/08 23:54:00 jtc Exp $")
ENTRY(__cos)
fldl 4(%esp)
fxam
fstsw %ax
movb $0x45, %dh
andb %ah, %dh
cmpb $0x05, %dh
je 3f
4: fcos
fnstsw %ax
testl $0x400,%eax
jnz 1f
ret
.align ALIGNARG(4)
1: fldpi
fadd %st(0)
fxch %st(1)
2: fprem1
fnstsw %ax
testl $0x400,%eax
jnz 2b
fstp %st(1)
fcos
ret
3:
#ifdef PIC
pushl %ebx
cfi_adjust_cfa_offset (4)
cfi_rel_offset (ebx, 0)
LOAD_PIC_REG (bx)
call __errno_location@PLT
movl $EDOM, (%eax)
popl %ebx
cfi_adjust_cfa_offset (-4)
cfi_restore (ebx)
#else
call __errno_location@PLT
movl $EDOM, (%eax)
#endif
jmp 4b
END (__cos)
weak_alias (__cos, cos)

54
sysdeps/i386/fpu/s_sin.S
View File

@ -1,54 +0,0 @@
/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
* Public domain.
*/
#define __need_Emath
#include <bits/errno.h>
#include <machine/asm.h>
RCSID("$NetBSD: s_sin.S,v 1.5 1995/05/09 00:25:54 jtc Exp $")
ENTRY(__sin)
fldl 4(%esp)
fxam
fstsw %ax
movb $0x45, %dh
andb %ah, %dh
cmpb $0x05, %dh
je 3f
4: fsin
fnstsw %ax
testl $0x400,%eax
jnz 1f
ret
.align ALIGNARG(4)
1: fldpi
fadd %st(0)
fxch %st(1)
2: fprem1
fnstsw %ax
testl $0x400,%eax
jnz 2b
fstp %st(1)
fsin
ret
3:
#ifdef PIC
pushl %ebx
cfi_adjust_cfa_offset (4)
cfi_rel_offset (ebx, 0)
LOAD_PIC_REG (bx)
call __errno_location@PLT
movl $EDOM, (%eax)
popl %ebx
cfi_adjust_cfa_offset (-4)
cfi_restore (ebx)
#else
call __errno_location@PLT
movl $EDOM, (%eax)
#endif
jmp 4b
END (__sin)
weak_alias (__sin, sin)

64
sysdeps/i386/fpu/s_sincos.S
View File

@ -1,64 +0,0 @@
/* Compute sine and cosine of argument.
Copyright (C) 1997, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <machine/asm.h>
#include "bp-sym.h"
#include "bp-asm.h"
#define PARMS LINKAGE /* no space for saved regs */
#define ANGLE PARMS
#define SINP ANGLE+8
#define COSP SINP+PTR_SIZE
.text
ENTRY (BP_SYM (__sincos))
ENTER
fldl ANGLE(%esp)
fsincos
movl SINP(%esp), %ecx
CHECK_BOUNDS_BOTH_WIDE (%ecx, SINP(%esp), $8)
movl COSP(%esp), %edx
CHECK_BOUNDS_BOTH_WIDE (%edx, COSP(%esp), $8)
fnstsw %ax
testl $0x400,%eax
jnz 1f
fstpl (%edx)
fstpl (%ecx)
LEAVE
ret
.align ALIGNARG(4)
1: fldpi
fadd %st(0)
fxch %st(1)
2: fprem1
fnstsw %ax
testl $0x400,%eax
jnz 2b
fstp %st(1)
fsincos
fstpl (%edx)
fstpl (%ecx)
LEAVE
ret
END (BP_SYM (__sincos))
weak_alias (BP_SYM (__sincos), BP_SYM (sincos))

1
sysdeps/i386/fpu/sincos32.c
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@ -1 +0,0 @@
/* Not needed. */

10
sysdeps/ieee754/dbl-64/s_sin.c
View File

@ -1,7 +1,7 @@
/*
* IBM Accurate Mathematical Library
* written by International Business Machines Corp.
* Copyright (C) 2001, 2009, 2011 Free Software Foundation
* Copyright (C) 2001-2012 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
@ -111,7 +111,7 @@ __sin(double x){
fenv_t env;
double retval = 0;
libc_feholdexcept_setround (&env, FE_TONEAREST);
libc_feholdexcept_setround_53bit (&env, FE_TONEAREST);
u.x = x;
m = u.i[HIGH_HALF];
@ -365,7 +365,7 @@ __sin(double x){
}
ret:
libc_feupdateenv (&env);
libc_feupdateenv_53bit (&env);
return retval;
}
@ -386,7 +386,7 @@ __cos(double x)
fenv_t env;
double retval = 0;
libc_feholdexcept_setround (&env, FE_TONEAREST);
libc_feholdexcept_setround_53bit (&env, FE_TONEAREST);
u.x = x;
m = u.i[HIGH_HALF];
@ -635,7 +635,7 @@ __cos(double x)
}
ret:
libc_feupdateenv (&env);
libc_feupdateenv_53bit (&env);
return retval;
}

60
sysdeps/x86_64/fpu/s_sincos.S
View File

@ -1,60 +0,0 @@
/* Compute sine and cosine of argument.
Copyright (C) 1997, 2000, 2001, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#include <machine/asm.h>
#include "bp-sym.h"
#include "bp-asm.h"
#define PARMS LINKAGE /* no space for saved regs */
#define ANGLE PARMS
#define SINP ANGLE+12
#define COSP SINP+PTR_SIZE
.text
ENTRY (BP_SYM (__sincos))
ENTER
movsd %xmm0, -8(%rsp)
fldl -8(%rsp)
fsincos
fnstsw %ax
testl $0x400,%eax
jnz 1f
fstpl (%rsi)
fstpl (%rdi)
LEAVE
retq
1: fldpi
fadd %st(0)
fxch %st(1)
2: fprem1
fnstsw %ax
testl $0x400,%eax
jnz 2b
fstp %st(1)
fsincos
fstpl (%rsi)
fstpl (%rdi)
LEAVE
retq
END (BP_SYM (__sincos))
weak_alias (BP_SYM (__sincos), BP_SYM (sincos))