mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 13:30:06 +00:00
0c59a1963e
* 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.
55 lines
855 B
ArmAsm
55 lines
855 B
ArmAsm
/*
|
|
* 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)
|