newlib-cygwin/newlib/libm/machine/i386/f_ldexpf.S

39 lines
742 B
ArmAsm

/*
* ====================================================
* Copyright (C) 1998, 2002 by Red Hat Inc. All rights reserved.
*
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
#if !defined(_SOFT_FLOAT)
/*
Fast version of ldexpf using Intel float instructions.
float _f_ldexpf (float x, int exp);
Function calculates x * 2 ** exp.
There is no error checking or setting of errno.
*/
#include "i386mach.h"
.global SYM (_f_ldexpf)
SOTYPE_FUNCTION(_f_ldexpf)
SYM (_f_ldexpf):
pushl ebp
movl esp,ebp
fildl 12(ebp)
flds 8(ebp)
fscale
fstp st1
leave
ret
#endif