diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2009-04-26 01:04:54 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2009-04-26 01:04:54 +0000 |
| commit | 0c59a1963e948c546e0d3e34de974c7e71de1134 (patch) | |
| tree | d2d20501ed445fc7e36e3cb4b0491a744c982976 /sysdeps/i386/fpu/s_cos.S | |
| parent | 4bbf8999f4d93c5da77737ccf06a1aa67225d3f4 (diff) | |
| download | glibc-0c59a1963e948c546e0d3e34de974c7e71de1134.tar.gz | |
* 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.
Diffstat (limited to 'sysdeps/i386/fpu/s_cos.S')
| -rw-r--r-- | sysdeps/i386/fpu/s_cos.S | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/sysdeps/i386/fpu/s_cos.S b/sysdeps/i386/fpu/s_cos.S index ac8b1459d9..d341d008c5 100644 --- a/sysdeps/i386/fpu/s_cos.S +++ b/sysdeps/i386/fpu/s_cos.S @@ -1,15 +1,24 @@ /* * 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 @@ -25,5 +34,21 @@ ENTRY(__cos) 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) |