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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 "tan.S"
- .text
- #ifdef __ELF__
- #define _tan tan
- #endif
-
- .globl _tan
-
- #ifdef __i486__
- .align 4,0x90
- #else
- .align 2,0x90
- #endif
- _tan:
- fldl 4(%esp)
- jmp L3
- L1:
- fldpi
- fxch %st(1)
- L2:
- fprem1
- fstsw %ax
- sahf
- jp L2
- fxch %st(1)
- fstp %st(0)
- L3:
- fptan
- fstsw %ax
- sahf
- jp L1
- fstp %st(0)
- ret
-
- #ifdef __ELF__
- .type tan,@function
- #endif
-