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-rw-r--r--sysdeps/i386/fpu/s_sinl.S31
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/i386/fpu/s_sinl.S b/sysdeps/i386/fpu/s_sinl.S
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index 0000000000..3e215de5e1
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+++ b/sysdeps/i386/fpu/s_sinl.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>.
+ */
+
+#include <machine/asm.h>
+
+RCSID("$NetBSD: $")
+
+ENTRY(__sinl)
+ fldt 4(%esp)
+ fsin
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 1f
+ ret
+ .align ALIGNARG(4)
+1: fldpi
+ fadd %st(0)
+ fxch %st(1)
+2: fprem1
+ fnstsw %ax
+ testl $0x400,%eax
+ jnz 2b
+ fstp %st(1)
+ fsin
+ ret
+END (__sinl)
+weak_alias (__sinl, sinl)