newlib/winsup/mingw/mingwex/math/sinf.S

33 lines
523 B
ArmAsm

/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
* Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>.
*
* Removed header file dependency for use in libmingwex.a by
* Danny Smith <dannysmith@users.sourceforge.net>
*/
.file "sinf.S"
.text
.align 4
.globl _sinf
.def _sinf; .scl 2; .type 32; .endef
_sinf:
flds 4(%esp)
fsin
fnstsw %ax
testl $0x400,%eax
jnz 1f
ret
1: fldpi
fadd %st(0)
fxch %st(1)
2: fprem1
fnstsw %ax
testl $0x400,%eax
jnz 2b
fstp %st(1)
fsin
ret