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annotate test/CodeGen/X86/2009-02-08-CoalescerBug.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents 95c75e76d11b
children 803732b1fca8
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
parents:
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1 ; RUN: llc < %s -march=x86
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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2 ; PR3486
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3
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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4 define i32 @foo(i8 signext %p_26) nounwind {
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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5 entry:
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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6 %0 = icmp eq i8 %p_26, 0 ; <i1> [#uses=2]
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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7 %or.cond = or i1 false, %0 ; <i1> [#uses=2]
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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8 %iftmp.1.0 = zext i1 %or.cond to i16 ; <i16> [#uses=1]
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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9 br i1 %0, label %bb.i, label %bar.exit
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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10
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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11 bb.i: ; preds = %entry
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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12 %1 = zext i1 %or.cond to i32 ; <i32> [#uses=1]
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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13 %2 = sdiv i32 %1, 0 ; <i32> [#uses=1]
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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14 %3 = trunc i32 %2 to i16 ; <i16> [#uses=1]
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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15 br label %bar.exit
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16
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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17 bar.exit: ; preds = %bb.i, %entry
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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18 %4 = phi i16 [ %3, %bb.i ], [ %iftmp.1.0, %entry ] ; <i16> [#uses=1]
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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19 %5 = trunc i16 %4 to i8 ; <i8> [#uses=1]
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Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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20 %6 = sext i8 %5 to i32 ; <i32> [#uses=1]
95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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21 ret i32 %6
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22 }