1 ; Test that memdep gets invalidated when the analyses it depends on are 2 ; invalidated. 3 ; 4 ; Check AA specifically. 5 ; RUN: opt -disable-output -debug-pass-manager -aa-pipeline='basic-aa' %s 2>&1 \ 6 ; RUN: -passes='require<memdep>,invalidate<aa>,gvn' \ 7 ; RUN: | FileCheck %s --check-prefix=CHECK-AA-INVALIDATE 8 ; CHECK-AA-INVALIDATE: Running pass: RequireAnalysisPass 9 ; CHECK-AA-INVALIDATE: Running analysis: MemoryDependenceAnalysis 10 ; CHECK-AA-INVALIDATE: Running pass: InvalidateAnalysisPass 11 ; CHECK-AA-INVALIDATE: Invalidating analysis: AAManager 12 ; CHECK-AA-INVALIDATE: Invalidating analysis: MemoryDependenceAnalysis 13 ; CHECK-AA-INVALIDATE: Running pass: GVN 14 ; CHECK-AA-INVALIDATE: Running analysis: MemoryDependenceAnalysis 15 ; 16 ; Check domtree specifically. 17 ; RUN: opt -disable-output -debug-pass-manager %s 2>&1 \ 18 ; RUN: -passes='require<memdep>,invalidate<domtree>,gvn' \ 19 ; RUN: | FileCheck %s --check-prefix=CHECK-DT-INVALIDATE 20 ; CHECK-DT-INVALIDATE: Running pass: RequireAnalysisPass 21 ; CHECK-DT-INVALIDATE: Running analysis: MemoryDependenceAnalysis 22 ; CHECK-DT-INVALIDATE: Running pass: InvalidateAnalysisPass 23 ; CHECK-DT-INVALIDATE: Invalidating analysis: DominatorTreeAnalysis 24 ; CHECK-DT-INVALIDATE: Invalidating analysis: MemoryDependenceAnalysis 25 ; CHECK-DT-INVALIDATE: Running pass: GVN 26 ; CHECK-DT-INVALIDATE: Running analysis: MemoryDependenceAnalysis 27 ; 28 29 define void @test_use_domtree(i32* nocapture %bufUInt, i32* nocapture %pattern) nounwind { 30 entry: 31 br label %for.body 32 33 for.exit: ; preds = %for.body 34 ret void 35 36 for.body: ; preds = %for.body, %entry 37 %i.01 = phi i32 [ 0, %entry ], [ %tmp8.7, %for.body ] 38 %arrayidx = getelementptr i32, i32* %bufUInt, i32 %i.01 39 %arrayidx5 = getelementptr i32, i32* %pattern, i32 %i.01 40 %tmp6 = load i32, i32* %arrayidx5, align 4 41 store i32 %tmp6, i32* %arrayidx, align 4 42 %tmp8.7 = add i32 %i.01, 8 43 %cmp.7 = icmp ult i32 %tmp8.7, 1024 44 br i1 %cmp.7, label %for.body, label %for.exit 45 } 46 47 %t = type { i32 } 48 declare void @foo(i8*) 49 50 define void @test_use_aa(%t* noalias %stuff ) { 51 entry: 52 %p = getelementptr inbounds %t, %t* %stuff, i32 0, i32 0 53 %before = load i32, i32* %p 54 55 call void @foo(i8* null) 56 57 %after = load i32, i32* %p 58 %sum = add i32 %before, %after 59 60 store i32 %sum, i32* %p 61 ret void 62 } 63
