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e485ce96aa
Analysis, it has Analysis passes, and once NewGVN is made an Analysis, this removes the cross dependency from Analysis to Transform/Utils. NFC. llvm-svn: 299980
124 lines
4.7 KiB
LLVM
124 lines
4.7 KiB
LLVM
; RUN: opt -basicaa -print-memoryssa -verify-memoryssa -analyze < %s 2>&1 | FileCheck %s
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; RUN: opt -aa-pipeline=basic-aa -passes='print<memoryssa>,verify<memoryssa>' -disable-output < %s 2>&1 | FileCheck %s
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%struct.hoge = type { i32, %struct.widget }
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%struct.widget = type { i64 }
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define hidden void @quux(%struct.hoge *%f) align 2 {
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%tmp = getelementptr inbounds %struct.hoge, %struct.hoge* %f, i64 0, i32 1, i32 0
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%tmp24 = getelementptr inbounds %struct.hoge, %struct.hoge* %f, i64 0, i32 1
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%tmp25 = bitcast %struct.widget* %tmp24 to i64**
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br label %bb26
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bb26: ; preds = %bb77, %0
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; CHECK: 2 = MemoryPhi({%0,liveOnEntry},{bb77,3})
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; CHECK-NEXT: br i1 undef, label %bb68, label %bb77
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br i1 undef, label %bb68, label %bb77
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bb68: ; preds = %bb26
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; CHECK: MemoryUse(liveOnEntry)
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; CHECK-NEXT: %tmp69 = load i64, i64* null, align 8
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%tmp69 = load i64, i64* null, align 8
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; CHECK: 1 = MemoryDef(2)
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; CHECK-NEXT: store i64 %tmp69, i64* %tmp, align 8
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store i64 %tmp69, i64* %tmp, align 8
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br label %bb77
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bb77: ; preds = %bb68, %bb26
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; CHECK: 3 = MemoryPhi({bb26,2},{bb68,1})
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; CHECK: MemoryUse(3)
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; CHECK-NEXT: %tmp78 = load i64*, i64** %tmp25, align 8
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%tmp78 = load i64*, i64** %tmp25, align 8
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%tmp79 = getelementptr inbounds i64, i64* %tmp78, i64 undef
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br label %bb26
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}
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; CHECK-LABEL: define void @quux_skip
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define void @quux_skip(%struct.hoge* noalias %f, i64* noalias %g) align 2 {
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%tmp = getelementptr inbounds %struct.hoge, %struct.hoge* %f, i64 0, i32 1, i32 0
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%tmp24 = getelementptr inbounds %struct.hoge, %struct.hoge* %f, i64 0, i32 1
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%tmp25 = bitcast %struct.widget* %tmp24 to i64**
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br label %bb26
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bb26: ; preds = %bb77, %0
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; CHECK: 2 = MemoryPhi({%0,liveOnEntry},{bb77,3})
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; CHECK-NEXT: br i1 undef, label %bb68, label %bb77
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br i1 undef, label %bb68, label %bb77
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bb68: ; preds = %bb26
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; CHECK: MemoryUse(2)
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; CHECK-NEXT: %tmp69 = load i64, i64* %g, align 8
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%tmp69 = load i64, i64* %g, align 8
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; CHECK: 1 = MemoryDef(2)
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; CHECK-NEXT: store i64 %tmp69, i64* %g, align 8
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store i64 %tmp69, i64* %g, align 8
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br label %bb77
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bb77: ; preds = %bb68, %bb26
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; CHECK: 3 = MemoryPhi({bb26,2},{bb68,1})
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; CHECK: MemoryUse(liveOnEntry)
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; CHECK-NEXT: %tmp78 = load i64*, i64** %tmp25, align 8
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%tmp78 = load i64*, i64** %tmp25, align 8
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br label %bb26
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}
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; CHECK-LABEL: define void @quux_dominated
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define void @quux_dominated(%struct.hoge* noalias %f, i64* noalias %g) align 2 {
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%tmp = getelementptr inbounds %struct.hoge, %struct.hoge* %f, i64 0, i32 1, i32 0
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%tmp24 = getelementptr inbounds %struct.hoge, %struct.hoge* %f, i64 0, i32 1
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%tmp25 = bitcast %struct.widget* %tmp24 to i64**
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br label %bb26
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bb26: ; preds = %bb77, %0
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; CHECK: 3 = MemoryPhi({%0,liveOnEntry},{bb77,2})
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; CHECK: MemoryUse(3)
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; CHECK-NEXT: load i64*, i64** %tmp25, align 8
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load i64*, i64** %tmp25, align 8
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br i1 undef, label %bb68, label %bb77
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bb68: ; preds = %bb26
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; CHECK: MemoryUse(3)
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; CHECK-NEXT: %tmp69 = load i64, i64* %g, align 8
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%tmp69 = load i64, i64* %g, align 8
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; CHECK: 1 = MemoryDef(3)
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; CHECK-NEXT: store i64 %tmp69, i64* %g, align 8
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store i64 %tmp69, i64* %g, align 8
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br label %bb77
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bb77: ; preds = %bb68, %bb26
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; CHECK: 4 = MemoryPhi({bb26,3},{bb68,1})
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; CHECK: 2 = MemoryDef(4)
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; CHECK-NEXT: store i64* null, i64** %tmp25, align 8
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store i64* null, i64** %tmp25, align 8
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br label %bb26
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}
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; CHECK-LABEL: define void @quux_nodominate
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define void @quux_nodominate(%struct.hoge* noalias %f, i64* noalias %g) align 2 {
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%tmp = getelementptr inbounds %struct.hoge, %struct.hoge* %f, i64 0, i32 1, i32 0
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%tmp24 = getelementptr inbounds %struct.hoge, %struct.hoge* %f, i64 0, i32 1
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%tmp25 = bitcast %struct.widget* %tmp24 to i64**
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br label %bb26
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bb26: ; preds = %bb77, %0
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; CHECK: 2 = MemoryPhi({%0,liveOnEntry},{bb77,3})
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; CHECK: MemoryUse(liveOnEntry)
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; CHECK-NEXT: load i64*, i64** %tmp25, align 8
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load i64*, i64** %tmp25, align 8
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br i1 undef, label %bb68, label %bb77
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bb68: ; preds = %bb26
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; CHECK: MemoryUse(2)
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; CHECK-NEXT: %tmp69 = load i64, i64* %g, align 8
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%tmp69 = load i64, i64* %g, align 8
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; CHECK: 1 = MemoryDef(2)
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; CHECK-NEXT: store i64 %tmp69, i64* %g, align 8
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store i64 %tmp69, i64* %g, align 8
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br label %bb77
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bb77: ; preds = %bb68, %bb26
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; CHECK: 3 = MemoryPhi({bb26,2},{bb68,1})
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; CHECK-NEXT: br label %bb26
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br label %bb26
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}
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