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62 lines
2.3 KiB
62 lines
2.3 KiB
4 months ago
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; Test that memdep gets invalidated when the analyses it depends on are
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; invalidated.
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;
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; Check AA. AA is stateless, there's nothing to invalidate.
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; RUN: opt -disable-output -debug-pass-manager -aa-pipeline='basic-aa' %s 2>&1 \
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; RUN: -passes='require<memdep>,invalidate<aa>,gvn' \
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; RUN: | FileCheck %s --check-prefix=CHECK-AA-INVALIDATE
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; CHECK-AA-INVALIDATE: Running pass: RequireAnalysisPass
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; CHECK-AA-INVALIDATE: Running analysis: MemoryDependenceAnalysis
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; CHECK-AA-INVALIDATE: Running pass: InvalidateAnalysisPass
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; CHECK-NOT-AA-INVALIDATE: Invalidating analysis: MemoryDependenceAnalysis
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; CHECK-AA-INVALIDATE: Running pass: GVN
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; CHECK-NOT-AA-INVALIDATE: Running analysis: MemoryDependenceAnalysis
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;
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; Check domtree specifically.
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; RUN: opt -disable-output -debug-pass-manager %s 2>&1 \
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; RUN: -passes='require<memdep>,invalidate<domtree>,gvn' \
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; RUN: | FileCheck %s --check-prefix=CHECK-DT-INVALIDATE
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; CHECK-DT-INVALIDATE: Running pass: RequireAnalysisPass
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; CHECK-DT-INVALIDATE: Running analysis: MemoryDependenceAnalysis
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; CHECK-DT-INVALIDATE: Running pass: InvalidateAnalysisPass
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; CHECK-DT-INVALIDATE: Invalidating analysis: DominatorTreeAnalysis
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; CHECK-DT-INVALIDATE: Invalidating analysis: MemoryDependenceAnalysis
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; CHECK-DT-INVALIDATE: Running pass: GVN
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; CHECK-DT-INVALIDATE: Running analysis: MemoryDependenceAnalysis
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;
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define void @test_use_domtree(i32* nocapture %bufUInt, i32* nocapture %pattern) nounwind {
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entry:
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br label %for.body
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for.exit: ; preds = %for.body
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ret void
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for.body: ; preds = %for.body, %entry
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%i.01 = phi i32 [ 0, %entry ], [ %tmp8.7, %for.body ]
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%arrayidx = getelementptr i32, i32* %bufUInt, i32 %i.01
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%arrayidx5 = getelementptr i32, i32* %pattern, i32 %i.01
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%tmp6 = load i32, i32* %arrayidx5, align 4
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store i32 %tmp6, i32* %arrayidx, align 4
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%tmp8.7 = add i32 %i.01, 8
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%cmp.7 = icmp ult i32 %tmp8.7, 1024
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br i1 %cmp.7, label %for.body, label %for.exit
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}
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%t = type { i32 }
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declare void @foo(i8*)
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define void @test_use_aa(%t* noalias %stuff ) {
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entry:
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%p = getelementptr inbounds %t, %t* %stuff, i32 0, i32 0
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%before = load i32, i32* %p
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call void @foo(i8* null)
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%after = load i32, i32* %p
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%sum = add i32 %before, %after
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store i32 %sum, i32* %p
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ret void
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}
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