1; Test that memdep gets invalidated when the analyses it depends on are 2; invalidated. 3; 4; Check AA. AA is stateless, but given an explicit invalidate (abandon) the 5; AAManager is invalidated and we must invalidate memdep as well given 6; the transitive dependency. 7; RUN: opt -disable-output -debug-pass-manager -aa-pipeline='basic-aa' %s 2>&1 \ 8; RUN: -passes='require<memdep>,invalidate<aa>,gvn' \ 9; RUN: | FileCheck %s --check-prefix=CHECK-AA-INVALIDATE 10; CHECK-AA-INVALIDATE: Running pass: RequireAnalysisPass 11; CHECK-AA-INVALIDATE: Running analysis: MemoryDependenceAnalysis 12; CHECK-AA-INVALIDATE: Running pass: InvalidateAnalysisPass 13; CHECK-AA-INVALIDATE: Invalidating analysis: AAManager 14; CHECK-AA-INVALIDATE: Invalidating analysis: MemoryDependenceAnalysis 15; CHECK-AA-INVALIDATE: Running pass: GVNPass 16; CHECK-AA-INVALIDATE: Running analysis: MemoryDependenceAnalysis 17; 18; Check domtree specifically. 19; RUN: opt -disable-output -debug-pass-manager %s 2>&1 \ 20; RUN: -passes='require<memdep>,invalidate<domtree>,gvn' \ 21; RUN: | FileCheck %s --check-prefix=CHECK-DT-INVALIDATE 22; CHECK-DT-INVALIDATE: Running pass: RequireAnalysisPass 23; CHECK-DT-INVALIDATE: Running analysis: MemoryDependenceAnalysis 24; CHECK-DT-INVALIDATE: Running pass: InvalidateAnalysisPass 25; CHECK-DT-INVALIDATE: Invalidating analysis: DominatorTreeAnalysis 26; CHECK-DT-INVALIDATE: Invalidating analysis: MemoryDependenceAnalysis 27; CHECK-DT-INVALIDATE: Running pass: GVNPass 28; CHECK-DT-INVALIDATE: Running analysis: MemoryDependenceAnalysis 29; 30 31define void @test_use_domtree(ptr nocapture %bufUInt, ptr nocapture %pattern) nounwind { 32entry: 33 br label %for.body 34 35for.exit: ; preds = %for.body 36 ret void 37 38for.body: ; preds = %for.body, %entry 39 %i.01 = phi i32 [ 0, %entry ], [ %tmp8.7, %for.body ] 40 %arrayidx = getelementptr i32, ptr %bufUInt, i32 %i.01 41 %arrayidx5 = getelementptr i32, ptr %pattern, i32 %i.01 42 %tmp6 = load i32, ptr %arrayidx5, align 4 43 store i32 %tmp6, ptr %arrayidx, align 4 44 %tmp8.7 = add i32 %i.01, 8 45 %cmp.7 = icmp ult i32 %tmp8.7, 1024 46 br i1 %cmp.7, label %for.body, label %for.exit 47} 48 49%t = type { i32 } 50declare void @foo(ptr) 51 52define void @test_use_aa(ptr noalias %stuff ) { 53entry: 54 %before = load i32, ptr %stuff 55 56 call void @foo(ptr null) 57 58 %after = load i32, ptr %stuff 59 %sum = add i32 %before, %after 60 61 store i32 %sum, ptr %stuff 62 ret void 63} 64