llvm/test/CodeGen/Thumb2/thumb2-clz.ll
2009-10-27 06:31:02 +00:00

11 lines
236 B
LLVM

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