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* 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.
This commit is contained in:
Ulrich Drepper
parent
4bbf8999f4
commit
0c59a1963e
16
ChangeLog
16
ChangeLog
@ -1,5 +1,21 @@
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2009-04-25 Ulrich Drepper <drepper@redhat.com>
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* sysdeps/i386/fpu/s_cos.S: Set errno for ±Inf.
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* sysdeps/i386/fpu/s_cosf.S: Likewise.
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* sysdeps/i386/fpu/s_cosl.S: Likewise.
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* sysdeps/i386/fpu/s_sin.S: Likewise.
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* sysdeps/i386/fpu/s_sinf.S: Likewise.
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* sysdeps/i386/fpu/s_sinl.S: Likewise.
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* sysdeps/ieee754/dbl-64/s_sin.c: Likewise.
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* sysdeps/ieee754/flt-32/s_cosf.c: Likewise.
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* sysdeps/ieee754/flt-32/s_sinf.c: Likewise.
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* sysdeps/ieee754/ldbl-96/s_cosl.c: Likewise.
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* sysdeps/ieee754/ldbl-96/s_sinl.c: Likewise.
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* sysdeps/x86_64/fpu/s_cosl.S: Likewise.
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* sysdeps/x86_64/fpu/s_sinl.S: Likewise.
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* math/libm-test.inc: Add tests for errno after sin/cos calls with
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±Inf.
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* stdlib/strtod_l.c (round_and_return): We have to set errno to
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ERANGE for underflows.
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* stdlib/tst-strtod.c (tests): Two tests should set errno to ERANGE.
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@ -1,4 +1,4 @@
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/* Copyright (C) 1997-2006, 2007 Free Software Foundation, Inc.
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/* Copyright (C) 1997-2006, 2007, 2009 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@suse.de>, 1997.
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@ -1993,9 +1993,15 @@ cos_test (void)
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TEST_f_f (cos, 0, 1);
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TEST_f_f (cos, minus_zero, 1);
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errno = 0;
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TEST_f_f (cos, plus_infty, nan_value, INVALID_EXCEPTION);
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check_int ("errno for cos(+inf) == EDOM", errno, EDOM, 0, 0, 0);
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errno = 0;
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TEST_f_f (cos, minus_infty, nan_value, INVALID_EXCEPTION);
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check_int ("errno for cos(-inf) == EDOM", errno, EDOM, 0, 0, 0);
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errno = 0;
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TEST_f_f (cos, nan_value, nan_value);
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check_int ("errno for cos(NaN) unchanged", errno, 0, 0, 0, 0);
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TEST_f_f (cos, M_PI_6l * 2.0, 0.5);
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TEST_f_f (cos, M_PI_6l * 4.0, -0.5);
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@ -5497,9 +5503,15 @@ sin_test (void)
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TEST_f_f (sin, 0, 0);
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TEST_f_f (sin, minus_zero, minus_zero);
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errno = 0;
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TEST_f_f (sin, plus_infty, nan_value, INVALID_EXCEPTION);
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check_int ("errno for sin(+inf) == EDOM", errno, EDOM, 0, 0, 0);
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errno = 0;
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TEST_f_f (sin, minus_infty, nan_value, INVALID_EXCEPTION);
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check_int ("errno for sin(-inf) == EDOM", errno, EDOM, 0, 0, 0);
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errno = 0;
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TEST_f_f (sin, nan_value, nan_value);
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check_int ("errno for sin(NaN) unchanged", errno, 0, 0, 0, 0);
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TEST_f_f (sin, M_PI_6l, 0.5);
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TEST_f_f (sin, -M_PI_6l, -0.5);
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@ -27,7 +27,7 @@
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# ifdef __USE_POSIX
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# define L_ctermid @L_ctermid@
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# ifndef __USE_XOPEN2K
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# if !defined __USE_XOPEN2K || defined __USE_GNU
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# define L_cuserid @L_cuserid@
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# endif
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# endif
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@ -1,15 +1,24 @@
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/*
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* Written by J.T. Conklin <jtc@netbsd.org>.
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* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
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* Public domain.
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*/
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#define __need_Emath
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#include <bits/errno.h>
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#include <machine/asm.h>
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RCSID("$NetBSD: s_cos.S,v 1.5 1995/05/08 23:54:00 jtc Exp $")
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ENTRY(__cos)
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fldl 4(%esp)
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fcos
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fxam
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fstsw %ax
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movb $0x45, %dh
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andb %ah, %dh
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cmpb $0x05, %dh
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je 3f
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4: fcos
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fnstsw %ax
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testl $0x400,%eax
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jnz 1f
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@ -25,5 +34,21 @@ ENTRY(__cos)
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fstp %st(1)
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fcos
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ret
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3:
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#ifdef PIC
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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cfi_rel_offset (ebx, 0)
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LOAD_PIC_REG (bx)
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call __errno_location@PLT
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movl $EDOM, (%eax)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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#else
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call __errno_location@PLT
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movl $EDOM, (%eax)
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#endif
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jmp 4b
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END (__cos)
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weak_alias (__cos, cos)
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@ -1,15 +1,24 @@
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/*
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* Written by J.T. Conklin <jtc@netbsd.org>.
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* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
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* Public domain.
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*/
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#define __need_Emath
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#include <bits/errno.h>
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#include <machine/asm.h>
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RCSID("$NetBSD: s_cosf.S,v 1.3 1995/05/08 23:55:16 jtc Exp $")
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ENTRY(__cosf)
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flds 4(%esp)
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fcos
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fxam
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fstsw %ax
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movb $0x45, %dh
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andb %ah, %dh
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cmpb $0x05, %dh
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je 3f
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4: fcos
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fnstsw %ax
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testl $0x400,%eax
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jnz 1f
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@ -25,5 +34,21 @@ ENTRY(__cosf)
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fstp %st(1)
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fcos
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ret
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3:
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#ifdef PIC
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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cfi_rel_offset (ebx, 0)
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LOAD_PIC_REG (bx)
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call __errno_location@PLT
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movl $EDOM, (%eax)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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#else
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call __errno_location@PLT
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movl $EDOM, (%eax)
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#endif
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jmp 4b
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END (__cosf)
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weak_alias (__cosf, cosf)
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@ -3,15 +3,22 @@
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* Public domain.
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*
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* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
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* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
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*/
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#define __need_Emath
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#include <bits/errno.h>
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#include <machine/asm.h>
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RCSID("$NetBSD: $")
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ENTRY(__cosl)
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fldt 4(%esp)
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fcos
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fxam
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fstsw %ax
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movb $0x45, %dh
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andb %ah, %dh
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cmpb $0x05, %dh
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je 3f
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4: fcos
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fnstsw %ax
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testl $0x400,%eax
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jnz 1f
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@ -27,5 +34,21 @@ ENTRY(__cosl)
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fstp %st(1)
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fcos
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ret
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3:
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#ifdef PIC
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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cfi_rel_offset (ebx, 0)
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LOAD_PIC_REG (bx)
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call __errno_location@PLT
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movl $EDOM, (%eax)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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#else
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call __errno_location@PLT
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movl $EDOM, (%eax)
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#endif
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jmp 4b
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END (__cosl)
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weak_alias (__cosl, cosl)
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@ -1,15 +1,24 @@
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/*
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* Written by J.T. Conklin <jtc@netbsd.org>.
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* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
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* Public domain.
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*/
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#define __need_Emath
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#include <bits/errno.h>
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#include <machine/asm.h>
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RCSID("$NetBSD: s_sin.S,v 1.5 1995/05/09 00:25:54 jtc Exp $")
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ENTRY(__sin)
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fldl 4(%esp)
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fsin
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fxam
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fstsw %ax
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movb $0x45, %dh
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andb %ah, %dh
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cmpb $0x05, %dh
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je 3f
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4: fsin
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fnstsw %ax
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testl $0x400,%eax
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jnz 1f
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@ -25,5 +34,21 @@ ENTRY(__sin)
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fstp %st(1)
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fsin
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ret
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3:
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#ifdef PIC
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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cfi_rel_offset (ebx, 0)
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LOAD_PIC_REG (bx)
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call __errno_location@PLT
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movl $EDOM, (%eax)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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#else
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call __errno_location@PLT
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movl $EDOM, (%eax)
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#endif
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jmp 4b
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END (__sin)
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weak_alias (__sin, sin)
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@ -1,15 +1,24 @@
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/*
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* Written by J.T. Conklin <jtc@netbsd.org>.
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* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
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* Public domain.
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*/
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#define __need_Emath
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#include <bits/errno.h>
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#include <machine/asm.h>
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RCSID("$NetBSD: s_sinf.S,v 1.3 1995/05/09 00:27:53 jtc Exp $")
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ENTRY(__sinf)
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flds 4(%esp)
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fsin
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fxam
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fstsw %ax
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movb $0x45, %dh
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andb %ah, %dh
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cmpb $0x05, %dh
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je 3f
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4: fsin
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fnstsw %ax
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testl $0x400,%eax
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jnz 1f
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@ -25,5 +34,21 @@ ENTRY(__sinf)
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fstp %st(1)
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fsin
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ret
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3:
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#ifdef PIC
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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cfi_rel_offset (ebx, 0)
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LOAD_PIC_REG (bx)
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call __errno_location@PLT
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movl $EDOM, (%eax)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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#else
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call __errno_location@PLT
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movl $EDOM, (%eax)
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#endif
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jmp 4b
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END (__sinf)
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weak_alias (__sinf, sinf)
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@ -3,15 +3,22 @@
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* Public domain.
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*
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* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
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* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
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*/
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#define __need_Emath
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#include <bits/errno.h>
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#include <machine/asm.h>
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RCSID("$NetBSD: $")
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ENTRY(__sinl)
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fldt 4(%esp)
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fsin
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fxam
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fstsw %ax
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movb $0x45, %dh
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andb %ah, %dh
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cmpb $0x05, %dh
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je 3f
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4: fsin
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fnstsw %ax
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testl $0x400,%eax
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jnz 1f
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@ -27,5 +34,21 @@ ENTRY(__sinl)
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fstp %st(1)
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fsin
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ret
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3:
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#ifdef PIC
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pushl %ebx
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cfi_adjust_cfa_offset (4)
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cfi_rel_offset (ebx, 0)
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LOAD_PIC_REG (bx)
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call __errno_location@PLT
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movl $EDOM, (%eax)
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popl %ebx
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cfi_adjust_cfa_offset (-4)
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cfi_restore (ebx)
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#else
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call __errno_location@PLT
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movl $EDOM, (%eax)
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#endif
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jmp 4b
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END (__sinl)
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weak_alias (__sinl, sinl)
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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, 2009 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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@ -48,6 +48,7 @@
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/****************************************************************************/
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#include <errno.h>
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#include "endian.h"
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#include "mydefs.h"
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#include "usncs.h"
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@ -329,7 +330,11 @@ double __sin(double x){
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} /* else if (k < 0x7ff00000 ) */
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/*--------------------- |x| > 2^1024 ----------------------------------*/
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else return x / x;
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else {
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if (k == 0x7ff00000 && u.i[LOW_HALF] == 0)
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__set_errno (EDOM);
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return x / x;
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}
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return 0; /* unreachable */
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}
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@ -572,7 +577,11 @@ double __cos(double x)
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else return x / x; /* |x| > 2^1024 */
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else {
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if (k == 0x7ff00000 && u.i[LOW_HALF] == 0)
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__set_errno (EDOM);
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return x / x; /* |x| > 2^1024 */
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}
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return 0;
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}
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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
|
||||
* software is freely granted, provided that this notice
|
||||
* software is freely granted, provided that this notice
|
||||
* is preserved.
|
||||
* ====================================================
|
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*/
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@ -17,6 +17,7 @@
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static char rcsid[] = "$NetBSD: s_cosf.c,v 1.4 1995/05/10 20:47:03 jtc Exp $";
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#endif
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|
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#include <errno.h>
|
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#include "math.h"
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#include "math_private.h"
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@ -43,7 +44,11 @@ static float one=1.0;
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if(ix <= 0x3f490fd8) return __kernel_cosf(x,z);
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/* cos(Inf or NaN) is NaN */
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else if (ix>=0x7f800000) return x-x;
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else if (ix>=0x7f800000) {
|
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if (ix == 0x7f800000)
|
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__set_errno (EDOM);
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return x-x;
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}
|
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|
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/* argument reduction needed */
|
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else {
|
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|
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@ -8,7 +8,7 @@
|
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*
|
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* Developed at SunPro, a Sun Microsystems, Inc. business.
|
||||
* Permission to use, copy, modify, and distribute this
|
||||
* software is freely granted, provided that this notice
|
||||
* software is freely granted, provided that this notice
|
||||
* is preserved.
|
||||
* ====================================================
|
||||
*/
|
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@ -17,6 +17,7 @@
|
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static char rcsid[] = "$NetBSD: s_sinf.c,v 1.4 1995/05/10 20:48:16 jtc Exp $";
|
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#endif
|
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|
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#include <errno.h>
|
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#include "math.h"
|
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#include "math_private.h"
|
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|
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@ -37,7 +38,11 @@ static char rcsid[] = "$NetBSD: s_sinf.c,v 1.4 1995/05/10 20:48:16 jtc Exp $";
|
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if(ix <= 0x3f490fd8) return __kernel_sinf(x,z,0);
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|
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/* sin(Inf or NaN) is NaN */
|
||||
else if (ix>=0x7f800000) return x-x;
|
||||
else if (ix>=0x7f800000) {
|
||||
if (ix == 0x7f800000)
|
||||
__set_errno (EDOM);
|
||||
return x-x;
|
||||
}
|
||||
|
||||
/* argument reduction needed */
|
||||
else {
|
||||
|
||||
@ -49,6 +49,7 @@ static char rcsid[] = "$NetBSD: $";
|
||||
* TRIG(x) returns trig(x) nearly rounded
|
||||
*/
|
||||
|
||||
#include <errno.h>
|
||||
#include "math.h"
|
||||
#include "math_private.h"
|
||||
|
||||
@ -71,7 +72,11 @@ static char rcsid[] = "$NetBSD: $";
|
||||
return __kernel_cosl(x,z);
|
||||
|
||||
/* cos(Inf or NaN) is NaN */
|
||||
else if (se==0x7fff) return x-x;
|
||||
else if (se==0x7fff) {
|
||||
if ((i0 | i1) == 0)
|
||||
__set_errno (EDOM);
|
||||
return x-x;
|
||||
}
|
||||
|
||||
/* argument reduction needed */
|
||||
else {
|
||||
|
||||
@ -49,6 +49,7 @@ static char rcsid[] = "$NetBSD: $";
|
||||
* TRIG(x) returns trig(x) nearly rounded
|
||||
*/
|
||||
|
||||
#include <errno.h>
|
||||
#include "math.h"
|
||||
#include "math_private.h"
|
||||
|
||||
@ -71,7 +72,11 @@ static char rcsid[] = "$NetBSD: $";
|
||||
return __kernel_sinl(x,z,0);
|
||||
|
||||
/* sin(Inf or NaN) is NaN */
|
||||
else if (se==0x7fff) return x-x;
|
||||
else if (se==0x7fff) {
|
||||
if ((i0 | i1) == 0)
|
||||
__set_errno (EDOM);
|
||||
return x-x;
|
||||
}
|
||||
|
||||
/* argument reduction needed */
|
||||
else {
|
||||
|
||||
@ -4,15 +4,22 @@
|
||||
*
|
||||
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
|
||||
* Adapted for x86-64 by Andreas Jaeger <aj@suse.de>.
|
||||
* Fixed errno handling by Ulrich Drepper <drepper@redhat.com>.
|
||||
*/
|
||||
|
||||
#define __need_Emath
|
||||
#include <bits/errno.h>
|
||||
#include <machine/asm.h>
|
||||
|
||||
RCSID("$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
|
||||
@ -28,5 +35,8 @@ ENTRY(__cosl)
|
||||
fstp %st(1)
|
||||
fcos
|
||||
ret
|
||||
3: call __errno_location@PLT
|
||||
movl $EDOM, (%rax)
|
||||
jmp 4b
|
||||
END (__cosl)
|
||||
weak_alias (__cosl, cosl)
|
||||
|
||||
@ -4,13 +4,22 @@
|
||||
*
|
||||
* 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
|
||||
@ -26,5 +35,8 @@ ENTRY(__sinl)
|
||||
fstp %st(1)
|
||||
fsin
|
||||
ret
|
||||
3: call __errno_location@PLT
|
||||
movl $EDOM, (%rax)
|
||||
jmp 4b
|
||||
END (__sinl)
|
||||
weak_alias (__sinl, sinl)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user