llvm-6502/test/CodeGen/Thumb2/thumb2-clz.ll

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; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2,+v7a | grep "clz " | count 1
define i32 @f1(i32 %a) {
%tmp = tail call i32 @llvm.ctlz.i32(i32 %a)
ret i32 %tmp
}
declare i32 @llvm.ctlz.i32(i32) nounwind readnone