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annotate test/Transforms/InstCombine/2012-10-25-vector-of-pointers.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents afa8332a0e37
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ; RUN: opt < %s -instcombine -S
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2
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3 ; Make sure that we don't crash when optimizing the vectors of pointers.
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4
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5 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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6 target triple = "x86_64-apple-macosx10.8.0"
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8 %struct.hoge = type { double*, double*, double*, double** }
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10 define void @widget(%struct.hoge* nocapture %arg) nounwind uwtable ssp {
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11 bb:
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12 %tmp = getelementptr inbounds %struct.hoge, %struct.hoge* %arg, i64 0, i32 0
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13 br i1 undef, label %bb1, label %bb17
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14
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15 bb1: ; preds = %bb
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16 br i1 undef, label %bb2, label %bb3
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18 bb2: ; preds = %bb1
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19 br label %bb17
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21 bb3: ; preds = %bb1
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22 %tmp4 = bitcast double** %tmp to <2 x double*>*
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23 %tmp5 = load <2 x double*>, <2 x double*>* %tmp4, align 8
0
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24 %tmp6 = ptrtoint <2 x double*> %tmp5 to <2 x i64>
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25 %tmp7 = sub <2 x i64> zeroinitializer, %tmp6
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26 %tmp8 = ashr exact <2 x i64> %tmp7, <i64 3, i64 3>
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27 %tmp9 = extractelement <2 x i64> %tmp8, i32 0
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28 %tmp10 = add nsw i64 undef, %tmp9
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29 br i1 undef, label %bb11, label %bb12
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31 bb11: ; preds = %bb3
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32 br label %bb13
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34 bb12: ; preds = %bb3
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35 br label %bb13
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37 bb13: ; preds = %bb12, %bb11
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38 br i1 undef, label %bb16, label %bb14
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40 bb14: ; preds = %bb13
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41 br i1 undef, label %bb16, label %bb15
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43 bb15: ; preds = %bb14
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44 br label %bb16
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46 bb16: ; preds = %bb15, %bb14, %bb13
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47 unreachable
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48
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49 bb17: ; preds = %bb2, %bb
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50 ret void
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51 }