1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S -passes=memcpyopt < %s -verify-memoryssa | FileCheck %s 3 4%struct.MaskedType = type { i8, i8 } 5 6declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #0 7declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #0 8declare void @MaskedFunction1(ptr, ptr addrspace(1)) 9declare void @MaskedFunction2(ptr, ptr) 10 11define i8 @test_gep_not_modified(ptr %in0, ptr %in1) { 12; CHECK-LABEL: @test_gep_not_modified( 13; CHECK-NEXT: entry: 14; CHECK-NEXT: [[FUNCALLOC:%.*]] = alloca [[STRUCT_MASKEDTYPE:%.*]], align 4 15; CHECK-NEXT: [[PTRALLOC:%.*]] = alloca i8, align 1 16; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 4, ptr [[PTRALLOC]]) 17; CHECK-NEXT: [[ADDRSPACECAST:%.*]] = addrspacecast ptr [[PTRALLOC]] to ptr addrspace(1) 18; CHECK-NEXT: call void @MaskedFunction1(ptr [[IN1:%.*]], ptr addrspace(1) [[ADDRSPACECAST]]) 19; CHECK-NEXT: [[LOAD1:%.*]] = load i8, ptr [[PTRALLOC]], align 1 20; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 4, ptr [[PTRALLOC]]) 21; CHECK-NEXT: [[GETELEMPTR1:%.*]] = getelementptr inbounds [[STRUCT_MASKEDTYPE]], ptr [[FUNCALLOC]], i32 0, i32 1 22; CHECK-NEXT: store i8 [[LOAD1]], ptr [[GETELEMPTR1]], align 1 23; CHECK-NEXT: ret i8 0 24; 25entry: 26 %funcAlloc = alloca %struct.MaskedType, align 4 27 %ptrAlloc = alloca i8, align 1 28 call void @llvm.lifetime.start.p0(i64 4, ptr %ptrAlloc) #0 29 %addrspaceCast = addrspacecast ptr %ptrAlloc to ptr addrspace(1) 30 call void @MaskedFunction1(ptr %in1, ptr addrspace(1) %addrspaceCast) 31 %load1 = load i8, ptr %ptrAlloc, align 1 32 call void @llvm.lifetime.end.p0(i64 4, ptr %ptrAlloc) #0 33 %getElemPtr1 = getelementptr inbounds %struct.MaskedType, ptr %funcAlloc, i32 0, i32 1 34 store i8 %load1, ptr %getElemPtr1, align 1 35 ret i8 0 36} 37 38define i8 @test_gep_modified(ptr %in0, ptr %in1) { 39; CHECK-LABEL: @test_gep_modified( 40; CHECK-NEXT: entry: 41; CHECK-NEXT: [[FUNCALLOC:%.*]] = alloca [[STRUCT_MASKEDTYPE:%.*]], align 4 42; CHECK-NEXT: [[PTRALLOC:%.*]] = alloca i8, align 1 43; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 4, ptr [[PTRALLOC]]) 44; CHECK-NEXT: [[GETELEMPTR1:%.*]] = getelementptr inbounds [[STRUCT_MASKEDTYPE]], ptr [[FUNCALLOC]], i32 0, i32 1 45; CHECK-NEXT: call void @MaskedFunction2(ptr [[IN1:%.*]], ptr [[GETELEMPTR1]]) 46; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 4, ptr [[PTRALLOC]]) 47; CHECK-NEXT: ret i8 0 48; 49entry: 50 %funcAlloc = alloca %struct.MaskedType, align 4 51 %ptrAlloc = alloca i8, align 1 52 call void @llvm.lifetime.start.p0(i64 4, ptr %ptrAlloc) #0 53 call void @MaskedFunction2(ptr %in1, ptr %ptrAlloc) 54 %load1 = load i8, ptr %ptrAlloc, align 1 55 call void @llvm.lifetime.end.p0(i64 4, ptr %ptrAlloc) #0 56 %getElemPtr1 = getelementptr inbounds %struct.MaskedType, ptr %funcAlloc, i32 0, i32 1 57 store i8 %load1, ptr %getElemPtr1, align 1 58 ret i8 0 59} 60 61