File: clz.ll

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llvm-toolchain-21 1%3A21.1.6-2
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; RUN: llc -mtriple=arm-eabi -mattr=+v5t %s -o - | FileCheck %s -check-prefixes=CHECK,INLINE
; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s -check-prefixes=CHECK,LIBCALL

declare i32 @llvm.ctlz.i32(i32, i1)

define i32 @test(i32 %x) {
; CHECK-LABEL: test
; INLINE: clz r0, r0
; LIBCALL: b __clzsi2
        %tmp.1 = call i32 @llvm.ctlz.i32( i32 %x, i1 true )
        ret i32 %tmp.1
}