1; RUN: llc < %s -march=x86-64 -mattr=+lzcnt | FileCheck %s
2
3define i32 @t1(i32 %x) nounwind  {
4	%tmp = tail call i32 @llvm.ctlz.i32( i32 %x )
5	ret i32 %tmp
6; CHECK: t1:
7; CHECK: lzcntl
8}
9
10declare i32 @llvm.ctlz.i32(i32) nounwind readnone
11
12define i16 @t2(i16 %x) nounwind  {
13	%tmp = tail call i16 @llvm.ctlz.i16( i16 %x )
14	ret i16 %tmp
15; CHECK: t2:
16; CHECK: lzcntw
17}
18
19declare i16 @llvm.ctlz.i16(i16) nounwind readnone
20
21define i64 @t3(i64 %x) nounwind  {
22	%tmp = tail call i64 @llvm.ctlz.i64( i64 %x )
23	ret i64 %tmp
24; CHECK: t3:
25; CHECK: lzcntq
26}
27
28declare i64 @llvm.ctlz.i64(i64) nounwind readnone
29
30define i8 @t4(i8 %x) nounwind  {
31	%tmp = tail call i8 @llvm.ctlz.i8( i8 %x )
32	ret i8 %tmp
33; CHECK: t4:
34; CHECK: lzcntw
35}
36
37declare i8 @llvm.ctlz.i8(i8) nounwind readnone
38
39