?? s_tanl.s
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/* * Written by J.T. Conklin <jtc@netbsd.org>. * Public domain. * * Adapted for `long double' by Ulrich Drepper <drepper@cygnus.com>. * Adapted for x86-64 by Andreas Jaeger <aj@suse.de>. */#include <machine/asm.h>RCSID("$NetBSD: $")ENTRY(__tanl) fldt 8(%rsp) fptan fnstsw %ax testl $0x400,%eax jnz 1f fstp %st(0) ret1: fldpi fadd %st(0) fxch %st(1)2: fprem1 fstsw %ax testl $0x400,%eax jnz 2b fstp %st(1) fptan fstp %st(0) retEND (__tanl)weak_alias (__tanl, tanl)?? 快捷鍵說明
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