/* * Written by J.T. Conklin . * Public domain. * * Removed header file dependency for use in libmingwex.a by * Danny Smith */ .file "tanf.S" .text .align 4 .globl _tanf .def _tanf; .scl 2; .type 32; .endef _tanf: flds 4(%esp) fptan fnstsw %ax testl $0x400,%eax jnz 1f fstp %st(0) ret 1: fldpi fadd %st(0) fxch %st(1) 2: fprem1 fstsw %ax testl $0x400,%eax jnz 2b fstp %st(1) fptan fstp %st(0) ret