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Diffstat (limited to 'sysdeps/x86_64/fpu/e_log2l.S')
-rw-r--r--sysdeps/x86_64/fpu/e_log2l.S5
1 files changed, 2 insertions, 3 deletions
diff --git a/sysdeps/x86_64/fpu/e_log2l.S b/sysdeps/x86_64/fpu/e_log2l.S
index f04d30a05a..7a89b94d9f 100644
--- a/sysdeps/x86_64/fpu/e_log2l.S
+++ b/sysdeps/x86_64/fpu/e_log2l.S
@@ -39,7 +39,7 @@ ENTRY(__ieee754_log2l)
 	fxam
 	fnstsw
 	fld	%st		// x : x : 1
-	testb	$1, %ah
+	andb	$1,%ah
 	jnz	3f		// in case x is NaN or ħInf
 4:	fsub	%st(2), %st	// x-1 : x : 1
 	fld	%st		// x-1 : x-1 : x : 1
@@ -56,8 +56,7 @@ ENTRY(__ieee754_log2l)
 	fyl2x			// log(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