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- /*
- * Written by:
- * J.T. Conklin ([email protected])
- * Public domain.
- */
- #include <i387/bsd_asm.h>
- //__FBSDID("$FreeBSD: src/lib/msun/i387/s_tan.S,v 1.9 2011/01/07 16:13:12 kib Exp $")
- ENTRY(tan)
- fldl 4(%esp)
- fptan
- fnstsw %ax
- andw $0x400,%ax
- jnz 1f
- fstp %st(0)
- ret
- 1: fldpi
- fadd %st(0)
- fxch %st(1)
- 2: fprem1
- fstsw %ax
- andw $0x400,%ax
- jnz 2b
- fstp %st(1)
- fptan
- fstp %st(0)
- ret
- END(tan)
-
- /* Enable stack protection */
- #if defined(__ELF__)
- .section .note.GNU-stack,"",%progbits
- #endif
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