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annotate test/CodeGen/X86/2012-02-29-CoalescerBug.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
parents
children afa8332a0e37
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc -O1 <%s
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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2 ; PR12138
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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3 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128-n8:16:32-S128"
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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4 target triple = "i386-apple-macosx10.7.0"
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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5
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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6 %struct.S0 = type { i8, i32 }
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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7
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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8 @d = external global [2 x [2 x %struct.S0]], align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 @c = external global i32, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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10 @e = external global i32, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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11 @b = external global i32, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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12 @a = external global i32, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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13
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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14 define void @fn2() nounwind optsize ssp {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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15 entry:
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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16 store i64 0, i64* bitcast ([2 x [2 x %struct.S0]]* @d to i64*), align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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17 %0 = load i32* @c, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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18 %tobool2 = icmp eq i32 %0, 0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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19 %1 = load i32* @a, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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20 %tobool4 = icmp eq i32 %1, 0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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21 br label %for.cond
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22
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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23 for.cond: ; preds = %if.end, %entry
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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24 %f.1.0 = phi i32 [ undef, %entry ], [ %sub, %if.end ]
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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25 %g.0 = phi i64 [ 0, %entry ], [ %ins, %if.end ]
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26 %tobool = icmp eq i32 %f.1.0, 0
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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27 br i1 %tobool, label %for.end, label %for.body
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28
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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29 for.body: ; preds = %for.cond
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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30 %2 = lshr i64 %g.0, 32
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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31 %conv = trunc i64 %2 to i16
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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32 br i1 %tobool2, label %lor.rhs, label %lor.end
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33
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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34 lor.rhs: ; preds = %for.body
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35 store i32 1, i32* @e, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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36 br label %lor.end
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37
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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38 lor.end: ; preds = %lor.rhs, %for.body
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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39 %xor.i = xor i16 %conv, 1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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40 %p1.lobit.i8 = lshr i64 %g.0, 47
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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41 %p1.lobit.i8.tr = trunc i64 %p1.lobit.i8 to i16
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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42 %p1.lobit.i = and i16 %p1.lobit.i8.tr, 1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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43 %and.i = and i16 %p1.lobit.i, %xor.i
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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44 %3 = xor i16 %and.i, 1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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45 %sub.conv.i = sub i16 %conv, %3
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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46 %conv3 = sext i16 %sub.conv.i to i32
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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47 store i32 %conv3, i32* @b, align 4
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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48 br i1 %tobool4, label %if.end, label %for.end
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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49
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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50 if.end: ; preds = %lor.end
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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51 %mask = and i64 %g.0, -256
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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52 %ins = or i64 %mask, 1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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53 %sub = add nsw i32 %f.1.0, -1
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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54 br label %for.cond
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55
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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56 for.end: ; preds = %lor.end, %for.cond
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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57 ret void
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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58 }