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annotate test/Analysis/DependenceAnalysis/Invariant.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
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children afa8332a0e37
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: opt < %s -analyze -basicaa -da | FileCheck %s
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2
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3 ; Test for a bug, which caused an assert when an invalid
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4 ; SCEVAddRecExpr is created in addToCoefficient.
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5
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6 ; CHECK: da analyze - consistent input [S 0]!
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7 ; CHECK: da analyze - input [* 0|<]!
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8 ; CHECK: da analyze - none!
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9
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10 define float @foo(float %g, [40 x float]* %rr) nounwind {
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11 entry:
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12 br label %for.cond1.preheader
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13
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14 for.cond1.preheader:
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15 %i.04 = phi i32 [ 0, %entry ], [ %add10, %for.inc9 ]
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16 %res.03 = phi float [ 0.000000e+00, %entry ], [ %add.res.1, %for.inc9 ]
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17 br label %for.body3
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18
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19 for.body3:
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20 %j.02 = phi i32 [ 0, %for.cond1.preheader ], [ %add8, %for.body3 ]
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21 %res.11 = phi float [ %res.03, %for.cond1.preheader ], [ %add.res.1, %for.body3 ]
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22 %arrayidx4 = getelementptr inbounds [40 x float]* %rr, i32 %j.02, i32 %j.02
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23 %0 = load float* %arrayidx4, align 4
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24 %arrayidx6 = getelementptr inbounds [40 x float]* %rr, i32 %i.04, i32 %j.02
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25 %1 = load float* %arrayidx6, align 4
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26 %add = fadd float %0, %1
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27 %cmp7 = fcmp ogt float %add, %g
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28 %add.res.1 = select i1 %cmp7, float %add, float %res.11
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29 %add8 = add nsw i32 %j.02, 5
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30 %cmp2 = icmp slt i32 %add8, 40
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31 br i1 %cmp2, label %for.body3, label %for.inc9
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32
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33 for.inc9:
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34 %add10 = add nsw i32 %i.04, 5
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35 %cmp = icmp slt i32 %add10, 40
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36 br i1 %cmp, label %for.cond1.preheader, label %for.end11
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37
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38 for.end11:
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39 ret float %add.res.1
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40 }