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view test/CodeGen/PowerPC/2007-03-24-cntlzd.ll @ 77:54457678186b LLVM3.6

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LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents 95c75e76d11b
children 60c9769439b8
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; RUN: llc < %s -march=ppc64 -mcpu=g5 | grep cntlzd

define i32 @_ZNK4llvm5APInt17countLeadingZerosEv(i64 *%t) nounwind {
        %tmp19 = load i64* %t
        %tmp22 = tail call i64 @llvm.ctlz.i64( i64 %tmp19, i1 true )             ; <i64> [#uses=1]
        %tmp23 = trunc i64 %tmp22 to i32
        %tmp89 = add i32 %tmp23, -64          ; <i32> [#uses=1]
        %tmp90 = add i32 %tmp89, 0            ; <i32> [#uses=1]
        ret i32 %tmp90
}

declare i64 @llvm.ctlz.i64(i64, i1)