* sysdeps/i386/fpu/s_cosf.S: Likewise.
* sysdeps/i386/fpu/s_cosl.S: Likewise.
* sysdeps/i386/fpu/s_sin.S: Likewise.
* sysdeps/i386/fpu/s_sinf.S: Likewise.
* sysdeps/i386/fpu/s_sinl.S: Likewise.
* sysdeps/ieee754/dbl-64/s_sin.c: Likewise.
* sysdeps/ieee754/flt-32/s_cosf.c: Likewise.
* sysdeps/ieee754/flt-32/s_sinf.c: Likewise.
* sysdeps/ieee754/ldbl-96/s_cosl.c: Likewise.
* sysdeps/ieee754/ldbl-96/s_sinl.c: Likewise.
* sysdeps/x86_64/fpu/s_cosl.S: Likewise.
* sysdeps/x86_64/fpu/s_sinl.S: Likewise.
* math/libm-test.inc: Add tests for errno after sin/cos calls with
±Inf.
2009-04-25 Ulrich Drepper <drepper@redhat.com>
+ * sysdeps/i386/fpu/s_cos.S: Set errno for ±Inf.
+ * sysdeps/i386/fpu/s_cosf.S: Likewise.
+ * sysdeps/i386/fpu/s_cosl.S: Likewise.
+ * sysdeps/i386/fpu/s_sin.S: Likewise.
+ * sysdeps/i386/fpu/s_sinf.S: Likewise.
+ * sysdeps/i386/fpu/s_sinl.S: Likewise.
+ * sysdeps/ieee754/dbl-64/s_sin.c: Likewise.
+ * sysdeps/ieee754/flt-32/s_cosf.c: Likewise.
+ * sysdeps/ieee754/flt-32/s_sinf.c: Likewise.
+ * sysdeps/ieee754/ldbl-96/s_cosl.c: Likewise.
+ * sysdeps/ieee754/ldbl-96/s_sinl.c: Likewise.
+ * sysdeps/x86_64/fpu/s_cosl.S: Likewise.
+ * sysdeps/x86_64/fpu/s_sinl.S: Likewise.
+ * math/libm-test.inc: Add tests for errno after sin/cos calls with
+ ±Inf.
+
* stdlib/strtod_l.c (round_and_return): We have to set errno to
ERANGE for underflows.
* stdlib/tst-strtod.c (tests): Two tests should set errno to ERANGE.
-/* Copyright (C) 1997-2006, 2007 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2006, 2007, 2009 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.de>, 1997.
TEST_f_f (cos, 0, 1);
TEST_f_f (cos, minus_zero, 1);
+ errno = 0;
TEST_f_f (cos, plus_infty, nan_value, INVALID_EXCEPTION);
+ check_int ("errno for cos(+inf) == EDOM", errno, EDOM, 0, 0, 0);
+ errno = 0;
TEST_f_f (cos, minus_infty, nan_value, INVALID_EXCEPTION);
+ check_int ("errno for cos(-inf) == EDOM", errno, EDOM, 0, 0, 0);
+ errno = 0;
TEST_f_f (cos, nan_value, nan_value);
+ check_int ("errno for cos(NaN) unchanged", errno, 0, 0, 0, 0);
TEST_f_f (cos, M_PI_6l * 2.0, 0.5);
TEST_f_f (cos, M_PI_6l * 4.0, -0.5);
TEST_f_f (sin, 0, 0);
TEST_f_f (sin, minus_zero, minus_zero);
+ errno = 0;
TEST_f_f (sin, plus_infty, nan_value, INVALID_EXCEPTION);
+ check_int ("errno for sin(+inf) == EDOM", errno, EDOM, 0, 0, 0);
+ errno = 0;
TEST_f_f (sin, minus_infty, nan_value, INVALID_EXCEPTION);
+ check_int ("errno for sin(-inf) == EDOM", errno, EDOM, 0, 0, 0);
+ errno = 0;
TEST_f_f (sin, nan_value, nan_value);
+ check_int ("errno for sin(NaN) unchanged", errno, 0, 0, 0, 0);
TEST_f_f (sin, M_PI_6l, 0.5);
TEST_f_f (sin, -M_PI_6l, -0.5);
# ifdef __USE_POSIX
# define L_ctermid @L_ctermid@
-# ifndef __USE_XOPEN2K
+# if !defined __USE_XOPEN2K || defined __USE_GNU
# define L_cuserid @L_cuserid@
# endif
# endif
/*
* 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)
- fcos
+ fxam
+ fstsw %ax
+ movb $0x45, %dh
+ andb %ah, %dh
+ cmpb $0x05, %dh
+ je 3f
+4: fcos
fnstsw %ax
testl $0x400,%eax
jnz 1f
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 $EDOM, (%eax)
+#endif
+ jmp 4b
END (__cos)
weak_alias (__cos, cos)
/*
* Written by J.T. Conklin <jtc@netbsd.org>.
+ * Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
* Public domain.
*/
+#define __need_Emath
+#include <bits/errno.h>
#include <machine/asm.h>
RCSID("$NetBSD: s_cosf.S,v 1.3 1995/05/08 23:55:16 jtc Exp $")
ENTRY(__cosf)
flds 4(%esp)
- fcos
+ fxam
+ fstsw %ax
+ movb $0x45, %dh
+ andb %ah, %dh
+ cmpb $0x05, %dh
+ je 3f
+4: fcos
fnstsw %ax
testl $0x400,%eax
jnz 1f
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 $EDOM, (%eax)
+#endif
+ jmp 4b
END (__cosf)
weak_alias (__cosf, cosf)
* Public domain.
*
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
+ * Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
*/
+#define __need_Emath
+#include <bits/errno.h>
#include <machine/asm.h>
-RCSID("$NetBSD: $")
-
ENTRY(__cosl)
fldt 4(%esp)
- fcos
+ fxam
+ fstsw %ax
+ movb $0x45, %dh
+ andb %ah, %dh
+ cmpb $0x05, %dh
+ je 3f
+4: fcos
fnstsw %ax
testl $0x400,%eax
jnz 1f
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 $EDOM, (%eax)
+#endif
+ jmp 4b
END (__cosl)
weak_alias (__cosl, cosl)
/*
* Written by J.T. Conklin <jtc@netbsd.org>.
+ * Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
* Public domain.
*/
+#define __need_Emath
+#include <bits/errno.h>
#include <machine/asm.h>
RCSID("$NetBSD: s_sin.S,v 1.5 1995/05/09 00:25:54 jtc Exp $")
ENTRY(__sin)
fldl 4(%esp)
- fsin
+ fxam
+ fstsw %ax
+ movb $0x45, %dh
+ andb %ah, %dh
+ cmpb $0x05, %dh
+ je 3f
+4: fsin
fnstsw %ax
testl $0x400,%eax
jnz 1f
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 $EDOM, (%eax)
+#endif
+ jmp 4b
END (__sin)
weak_alias (__sin, sin)
/*
* Written by J.T. Conklin <jtc@netbsd.org>.
+ * Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
* Public domain.
*/
+#define __need_Emath
+#include <bits/errno.h>
#include <machine/asm.h>
RCSID("$NetBSD: s_sinf.S,v 1.3 1995/05/09 00:27:53 jtc Exp $")
ENTRY(__sinf)
flds 4(%esp)
- fsin
+ fxam
+ fstsw %ax
+ movb $0x45, %dh
+ andb %ah, %dh
+ cmpb $0x05, %dh
+ je 3f
+4: fsin
fnstsw %ax
testl $0x400,%eax
jnz 1f
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 $EDOM, (%eax)
+#endif
+ jmp 4b
END (__sinf)
weak_alias (__sinf, sinf)
* Public domain.
*
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
+ * Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
*/
+#define __need_Emath
+#include <bits/errno.h>
#include <machine/asm.h>
-RCSID("$NetBSD: $")
-
ENTRY(__sinl)
fldt 4(%esp)
- fsin
+ fxam
+ fstsw %ax
+ movb $0x45, %dh
+ andb %ah, %dh
+ cmpb $0x05, %dh
+ je 3f
+4: fsin
fnstsw %ax
testl $0x400,%eax
jnz 1f
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 $EDOM, (%eax)
+#endif
+ jmp 4b
END (__sinl)
weak_alias (__sinl, sinl)
/*
* IBM Accurate Mathematical Library
* written by International Business Machines Corp.
- * Copyright (C) 2001 Free Software Foundation
+ * Copyright (C) 2001, 2009 Free Software Foundation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
/****************************************************************************/
+#include <errno.h>
#include "endian.h"
#include "mydefs.h"
#include "usncs.h"
} /* else if (k < 0x7ff00000 ) */
/*--------------------- |x| > 2^1024 ----------------------------------*/
- else return x / x;
+ else {
+ if (k == 0x7ff00000 && u.i[LOW_HALF] == 0)
+ __set_errno (EDOM);
+ return x / x;
+ }
return 0; /* unreachable */
}
- else return x / x; /* |x| > 2^1024 */
+ else {
+ if (k == 0x7ff00000 && u.i[LOW_HALF] == 0)
+ __set_errno (EDOM);
+ return x / x; /* |x| > 2^1024 */
+ }
return 0;
}
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
+ * software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
static char rcsid[] = "$NetBSD: s_cosf.c,v 1.4 1995/05/10 20:47:03 jtc Exp $";
#endif
+#include <errno.h>
#include "math.h"
#include "math_private.h"
if(ix <= 0x3f490fd8) return __kernel_cosf(x,z);
/* cos(Inf or NaN) is NaN */
- else if (ix>=0x7f800000) return x-x;
+ else if (ix>=0x7f800000) {
+ if (ix == 0x7f800000)
+ __set_errno (EDOM);
+ return x-x;
+ }
/* argument reduction needed */
else {
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
- * software is freely granted, provided that this notice
+ * software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
static char rcsid[] = "$NetBSD: s_sinf.c,v 1.4 1995/05/10 20:48:16 jtc Exp $";
#endif
+#include <errno.h>
#include "math.h"
#include "math_private.h"
if(ix <= 0x3f490fd8) return __kernel_sinf(x,z,0);
/* sin(Inf or NaN) is NaN */
- else if (ix>=0x7f800000) return x-x;
+ else if (ix>=0x7f800000) {
+ if (ix == 0x7f800000)
+ __set_errno (EDOM);
+ return x-x;
+ }
/* argument reduction needed */
else {
* TRIG(x) returns trig(x) nearly rounded
*/
+#include <errno.h>
#include "math.h"
#include "math_private.h"
return __kernel_cosl(x,z);
/* cos(Inf or NaN) is NaN */
- else if (se==0x7fff) return x-x;
+ else if (se==0x7fff) {
+ if ((i0 | i1) == 0)
+ __set_errno (EDOM);
+ return x-x;
+ }
/* argument reduction needed */
else {
* TRIG(x) returns trig(x) nearly rounded
*/
+#include <errno.h>
#include "math.h"
#include "math_private.h"
return __kernel_sinl(x,z,0);
/* sin(Inf or NaN) is NaN */
- else if (se==0x7fff) return x-x;
+ else if (se==0x7fff) {
+ if ((i0 | i1) == 0)
+ __set_errno (EDOM);
+ return x-x;
+ }
/* argument reduction needed */
else {
*
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
* Adapted for x86-64 by Andreas Jaeger <aj@suse.de>.
+ * Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
*/
+#define __need_Emath
+#include <bits/errno.h>
#include <machine/asm.h>
-RCSID("$NetBSD: $")
-
ENTRY(__cosl)
fldt 8(%rsp)
- fcos
+ fxam
+ fstsw %ax
+ movb $0x45, %dh
+ andb %ah, %dh
+ cmpb $0x05, %dh
+ je 3f
+4: fcos
fnstsw %ax
testl $0x400,%eax
jnz 1f
fstp %st(1)
fcos
ret
+3: call __errno_location@PLT
+ movl $EDOM, (%rax)
+ jmp 4b
END (__cosl)
weak_alias (__cosl, cosl)
*
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
* Adapted for x86-64 by Andreas Jaeger <aj@suse.de>.
+ * Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
*/
+#define __need_Emath
+#include <bits/errno.h>
#include <machine/asm.h>
ENTRY(__sinl)
fldt 8(%rsp)
- fsin
+ fxam
+ fstsw %ax
+ movb $0x45, %dh
+ andb %ah, %dh
+ cmpb $0x05, %dh
+ je 3f
+4: fsin
fnstsw %ax
testl $0x400,%eax
jnz 1f
fstp %st(1)
fsin
ret
+3: call __errno_location@PLT
+ movl $EDOM, (%rax)
+ jmp 4b
END (__sinl)
weak_alias (__sinl, sinl)
projects / thirdparty / glibc.git / commitdiff
