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annotate test/CodeGen/ARM/extload-knownzero.ll @ 0:95c75e76d11b

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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 54457678186b
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc < %s -march=arm -mcpu=cortex-a8 | FileCheck %s
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2 ; rdar://12771555
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3
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4 define void @foo(i16* %ptr, i32 %a) nounwind {
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5 entry:
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6 ; CHECK-LABEL: foo:
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7 %tmp1 = icmp ult i32 %a, 100
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8 br i1 %tmp1, label %bb1, label %bb2
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9 bb1:
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10 ; CHECK: ldrh
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11 %tmp2 = load i16* %ptr, align 2
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12 br label %bb2
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13 bb2:
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14 ; CHECK-NOT: uxth
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15 ; CHECK: cmp
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16 %tmp3 = phi i16 [ 0, %entry ], [ %tmp2, %bb1 ]
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17 %cmp = icmp ult i16 %tmp3, 24
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18 br i1 %cmp, label %bb3, label %exit
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19 bb3:
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20 call void @bar() nounwind
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21 br label %exit
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22 exit:
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23 ret void
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24 }
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25
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26 declare void @bar ()