32 lines
1.2 KiB
LLVM
32 lines
1.2 KiB
LLVM
; RUN: opt < %s -basicaa -aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
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target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-apple-darwin13.4.0"
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; CHECK-LABEL: compute1
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; CHECK: MayAlias: i32* %arrayidx8, i32* %out
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; CHECK: MayAlias: i32* %arrayidx11, i32* %out
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; CHECK: MayAlias: i32* %arrayidx11, i32* %arrayidx8
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; CHECK: MayAlias: i32* %arrayidx14, i32* %out
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; CHECK: MayAlias: i32* %arrayidx14, i32* %arrayidx8
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; CHECK: MayAlias: i32* %arrayidx11, i32* %arrayidx14
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define void @compute1(i32 %num.0.lcssa, i32* %out) {
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%idxprom = zext i32 %num.0.lcssa to i64
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%arrayidx8 = getelementptr inbounds i32, i32* %out, i64 %idxprom
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%add9 = or i32 %num.0.lcssa, 1
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%idxprom10 = zext i32 %add9 to i64
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%arrayidx11 = getelementptr inbounds i32, i32* %out, i64 %idxprom10
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%add12 = or i32 %num.0.lcssa, 2
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%idxprom13 = zext i32 %add12 to i64
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%arrayidx14 = getelementptr inbounds i32, i32* %out, i64 %idxprom13
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ret void
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}
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; CHECK-LABEL: compute2
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; CHECK: MayAlias: i32* %arrayidx11, i32* %out.addr
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define void @compute2(i32 %num, i32* %out.addr) {
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%add9 = add i32 %num, 1
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%idxprom10 = zext i32 %add9 to i64
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%arrayidx11 = getelementptr inbounds i32, i32* %out.addr, i64 %idxprom10
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ret void
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}
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