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- /* Copyright (C) 1993 Hongjiu Lu
- This file is part of the Linux C Library.
-
- The Linux C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 of the
- License, or (at your option) any later version.
-
- The Linux C Library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Library General Public License for more details. */
-
- .file "cos.S"
- .text
- #ifdef __ELF__
- #define _cosl cosl
- #endif
- .globl _cosl
-
- #ifdef __i486__
- .align 4,0x90
- #else
- .align 2,0x90
- #endif
- _cosl:
- fldt 4(%esp)
- jmp LL3
- LL1:
- fldpi
- fld %st(0) /* 2 pi */
- faddp %st,%st(1)
- fxch %st(1)
- LL2:
- fprem1
- fstsw %ax
- sahf
- jp LL2
- fxch %st(1)
- fstp %st(0)
- LL3:
- fcos
- fstsw %ax
- sahf
- jp LL1
- ret
-
-
- #ifdef __ELF__
- .type cosl,@function
- #endif
-