1; RUN: llc -march=mips < %s | FileCheck %s 2 3; CHECK: clz $2, $4 4define i32 @t1(i32 %X) nounwind readnone { 5entry: 6 %tmp1 = tail call i32 @llvm.ctlz.i32(i32 %X, i1 true) 7 ret i32 %tmp1 8} 9 10declare i32 @llvm.ctlz.i32(i32, i1) nounwind readnone 11 12; CHECK: clz $2, $4 13define i32 @t2(i32 %X) nounwind readnone { 14entry: 15 %tmp1 = tail call i32 @llvm.ctlz.i32(i32 %X, i1 true) 16 ret i32 %tmp1 17} 18 19; CHECK: clo $2, $4 20define i32 @t3(i32 %X) nounwind readnone { 21entry: 22 %neg = xor i32 %X, -1 23 %tmp1 = tail call i32 @llvm.ctlz.i32(i32 %neg, i1 true) 24 ret i32 %tmp1 25} 26 27; CHECK: clo $2, $4 28define i32 @t4(i32 %X) nounwind readnone { 29entry: 30 %neg = xor i32 %X, -1 31 %tmp1 = tail call i32 @llvm.ctlz.i32(i32 %neg, i1 true) 32 ret i32 %tmp1 33} 34