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-rw-r--r--sysdeps/x86_64/fpu/e_powl.S19
1 files changed, 8 insertions, 11 deletions
diff --git a/sysdeps/x86_64/fpu/e_powl.S b/sysdeps/x86_64/fpu/e_powl.S
index 4959bea7ac..85f4deb3c7 100644
--- a/sysdeps/x86_64/fpu/e_powl.S
+++ b/sysdeps/x86_64/fpu/e_powl.S
@@ -1,6 +1,5 @@
 /* ix87 specific implementation of pow function.
-   Copyright (C) 1996, 1997, 1998, 1999, 2001, 2004, 2007
-   Free Software Foundation, Inc.
+   Copyright (C) 1996, 1997, 1998, 1999, 2001, 2004 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
 
@@ -147,11 +146,10 @@ ENTRY(__ieee754_powl)
 2:	/* y is a real number.  */
 	fxch			// x : y
 	fldl	MO(one)		// 1.0 : x : y
-	fldl	MO(limit)	// 0.29 : 1.0 : x : y
-	fld	%st(2)		// x : 0.29 : 1.0 : x : y
-	fsub	%st(2)		// x-1 : 0.29 : 1.0 : x : y
-	fabs			// |x-1| : 0.29 : 1.0 : x : y
-	fucompp			// 1.0 : x : y
+	fld	%st(1)		// x : 1.0 : x : y
+	fsub	%st(1)		// x-1 : 1.0 : x : y
+	fabs			// |x-1| : 1.0 : x : y
+	fcompl	MO(limit)	// 1.0 : x : y
 	fnstsw
 	fxch			// x : 1.0 : y
 	test	$4500,%eax
@@ -192,10 +190,9 @@ ENTRY(__ieee754_powl)
 	// y == ħinf
 	.align ALIGNARG(4)
 12:	fstp	%st(0)		// pop y
-	fldl	MO(one)		// 1
-	fldt	8(%rsp)		// x : 1
-	fabs			// abs(x) : 1
-	fucompp			// < 1, == 1, or > 1
+	fldt	8(%rsp)		// x
+	fabs
+	fcompl	MO(one)		// < 1, == 1, or > 1
 	fnstsw
 	andb	$0x45, %ah
 	cmpb	$0x45, %ah