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Diffstat (limited to 'sysdeps/x86_64/fpu/e_log10l.S')
-rw-r--r--sysdeps/x86_64/fpu/e_log10l.S5
1 files changed, 2 insertions, 3 deletions
diff --git a/sysdeps/x86_64/fpu/e_log10l.S b/sysdeps/x86_64/fpu/e_log10l.S
index 633234b744..b4343bef45 100644
--- a/sysdeps/x86_64/fpu/e_log10l.S
+++ b/sysdeps/x86_64/fpu/e_log10l.S
@@ -42,7 +42,7 @@ ENTRY(__ieee754_log10l)
 	fxam
 	fnstsw
 	fld	%st		// x : x : log10(2)
-	testb	$1, %ah
+	andb	$1,%ah
 	jnz	3f		// in case x is NaN or ħInf
 4:	fsubl	MO(one)		// x-1 : x : log10(2)
 	fld	%st		// x-1 : x-1 : x : log10(2)
@@ -59,8 +59,7 @@ ENTRY(__ieee754_log10l)
 	fyl2x			// log10(x)
 	ret
 
-3:	testb	$4, %ah
-	jnz	4b		// in case x is ħInf
+3:	jp	4b		// in case x is ħInf
 	fstp	%st(1)
 	fstp	%st(1)
 	ret