--- a/test/CodeGen/X86/vec_ctbits.ll	Mon Sep 08 22:07:30 2014 +0900
+++ b/test/CodeGen/X86/vec_ctbits.ll	Wed Feb 18 14:55:36 2015 +0900
@@ -1,4 +1,4 @@
-; RUN: llc < %s -march=x86-64
+; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s
 
 declare <2 x i64> @llvm.cttz.v2i64(<2 x i64>, i1)
 declare <2 x i64> @llvm.ctlz.v2i64(<2 x i64>, i1)
@@ -7,12 +7,61 @@
 define <2 x i64> @footz(<2 x i64> %a) nounwind {
   %c = call <2 x i64> @llvm.cttz.v2i64(<2 x i64> %a, i1 true)
   ret <2 x i64> %c
+
+; CHECK-LABEL: footz
+; CHECK: bsfq
+; CHECK: bsfq
 }
 define <2 x i64> @foolz(<2 x i64> %a) nounwind {
   %c = call <2 x i64> @llvm.ctlz.v2i64(<2 x i64> %a, i1 true)
   ret <2 x i64> %c
+
+; CHECK-LABEL: foolz
+; CHECK: bsrq
+; CHECK: xorq $63
+; CHECK: bsrq
+; CHECK: xorq $63
 }
+
 define <2 x i64> @foopop(<2 x i64> %a) nounwind {
   %c = call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %a)
   ret <2 x i64> %c
 }
+
+declare <2 x i32> @llvm.cttz.v2i32(<2 x i32>, i1)
+declare <2 x i32> @llvm.ctlz.v2i32(<2 x i32>, i1)
+declare <2 x i32> @llvm.ctpop.v2i32(<2 x i32>)
+
+define <2 x i32> @promtz(<2 x i32> %a) nounwind {
+  %c = call <2 x i32> @llvm.cttz.v2i32(<2 x i32> %a, i1 false)
+  ret <2 x i32> %c
+
+; CHECK: .quad 4294967296
+; CHECK: .quad 4294967296
+; CHECK-LABEL: promtz
+; CHECK: bsfq
+; CHECK: cmov
+; CHECK: bsfq
+; CHECK: cmov
+}
+define <2 x i32> @promlz(<2 x i32> %a) nounwind {
+  %c = call <2 x i32> @llvm.ctlz.v2i32(<2 x i32> %a, i1 false)
+  ret <2 x i32> %c
+
+; CHECK: .quad 4294967295
+; CHECK: .quad 4294967295
+; CHECK: .quad 32
+; CHECK: .quad 32
+; CHECK-LABEL: promlz
+; CHECK: pand
+; CHECK: bsrq
+; CHECK: xorq $63
+; CHECK: bsrq
+; CHECK: xorq $63
+; CHECK: psub
+}
+
+define <2 x i32> @prompop(<2 x i32> %a) nounwind {
+  %c = call <2 x i32> @llvm.ctpop.v2i32(<2 x i32> %a)
+  ret <2 x i32> %c
+}