1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -aa-pipeline=basic-aa -passes=always-inline -enable-noalias-to-md-conversion -S < %s | FileCheck %s 3target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" 4target triple = "x86_64-unknown-linux-gnu" 5 6declare void @llvm.memcpy.p0.p0.i64(ptr nocapture, ptr nocapture readonly, i64, i1) #0 7declare void @hey() #0 8 9define void @hello(ptr noalias nocapture %a, ptr noalias nocapture readonly %c, ptr nocapture %b) #1 { 10; CHECK-LABEL: @hello( 11; CHECK-NEXT: entry: 12; CHECK-NEXT: [[L:%.*]] = alloca i8, i32 512, align 1 13; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[A:%.*]], ptr align 16 [[B:%.*]], i64 16, i1 false) 14; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[B]], ptr align 16 [[C:%.*]], i64 16, i1 false) 15; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[A]], ptr align 16 [[C]], i64 16, i1 false) 16; CHECK-NEXT: call void @hey() 17; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[L]], ptr align 16 [[C]], i64 16, i1 false) 18; CHECK-NEXT: ret void 19; 20entry: 21 %l = alloca i8, i32 512, align 1 22 call void @llvm.memcpy.p0.p0.i64(ptr align 16 %a, ptr align 16 %b, i64 16, i1 0) 23 call void @llvm.memcpy.p0.p0.i64(ptr align 16 %b, ptr align 16 %c, i64 16, i1 0) 24 call void @llvm.memcpy.p0.p0.i64(ptr align 16 %a, ptr align 16 %c, i64 16, i1 0) 25 call void @hey() 26 call void @llvm.memcpy.p0.p0.i64(ptr align 16 %l, ptr align 16 %c, i64 16, i1 0) 27 ret void 28} 29 30define void @foo(ptr nocapture %a, ptr nocapture readonly %c, ptr nocapture %b) #2 { 31; CHECK-LABEL: @foo( 32; CHECK-NEXT: entry: 33; CHECK-NEXT: [[L_I:%.*]] = alloca i8, i32 512, align 1 34; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata [[META0:![0-9]+]]) 35; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata [[META3:![0-9]+]]) 36; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 512, ptr [[L_I]]) 37; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[A:%.*]], ptr align 16 [[B:%.*]], i64 16, i1 false), !noalias [[META3]] 38; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[B]], ptr readonly align 16 [[C:%.*]], i64 16, i1 false), !noalias [[META0]] 39; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[A]], ptr readonly align 16 [[C]], i64 16, i1 false), !alias.scope [[META5:![0-9]+]] 40; CHECK-NEXT: call void @hey(), !noalias [[META5]] 41; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[L_I]], ptr readonly align 16 [[C]], i64 16, i1 false), !noalias [[META0]] 42; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 512, ptr [[L_I]]) 43; CHECK-NEXT: ret void 44; 45entry: 46 tail call void @hello(ptr %a, ptr %c, ptr %b) 47 ret void 48} 49 50define void @hello_cs(ptr nocapture %a, ptr nocapture readonly %c, ptr nocapture %b) #1 { 51; CHECK-LABEL: @hello_cs( 52; CHECK-NEXT: entry: 53; CHECK-NEXT: [[L:%.*]] = alloca i8, i32 512, align 1 54; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[A:%.*]], ptr align 16 [[B:%.*]], i64 16, i1 false) 55; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[B]], ptr align 16 [[C:%.*]], i64 16, i1 false) 56; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[A]], ptr align 16 [[C]], i64 16, i1 false) 57; CHECK-NEXT: call void @hey() 58; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[L]], ptr align 16 [[C]], i64 16, i1 false) 59; CHECK-NEXT: ret void 60; 61entry: 62 %l = alloca i8, i32 512, align 1 63 call void @llvm.memcpy.p0.p0.i64(ptr align 16 %a, ptr align 16 %b, i64 16, i1 0) 64 call void @llvm.memcpy.p0.p0.i64(ptr align 16 %b, ptr align 16 %c, i64 16, i1 0) 65 call void @llvm.memcpy.p0.p0.i64(ptr align 16 %a, ptr align 16 %c, i64 16, i1 0) 66 call void @hey() 67 call void @llvm.memcpy.p0.p0.i64(ptr align 16 %l, ptr align 16 %c, i64 16, i1 0) 68 ret void 69} 70 71define void @foo_cs(ptr nocapture %a, ptr nocapture readonly %c, ptr nocapture %b) #2 { 72; CHECK-LABEL: @foo_cs( 73; CHECK-NEXT: entry: 74; CHECK-NEXT: [[L_I:%.*]] = alloca i8, i32 512, align 1 75; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata [[META6:![0-9]+]]) 76; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata [[META9:![0-9]+]]) 77; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 512, ptr [[L_I]]) 78; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[A:%.*]], ptr align 16 [[B:%.*]], i64 16, i1 false), !noalias [[META9]] 79; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[B]], ptr readonly align 16 [[C:%.*]], i64 16, i1 false), !noalias [[META6]] 80; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[A]], ptr readonly align 16 [[C]], i64 16, i1 false), !alias.scope [[META11:![0-9]+]] 81; CHECK-NEXT: call void @hey(), !noalias [[META11]] 82; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr align 16 [[L_I]], ptr readonly align 16 [[C]], i64 16, i1 false), !noalias [[META6]] 83; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 512, ptr [[L_I]]) 84; CHECK-NEXT: ret void 85; 86entry: 87 tail call void @hello_cs(ptr noalias %a, ptr noalias %c, ptr %b) 88 ret void 89} 90 91attributes #0 = { nounwind argmemonly willreturn } 92attributes #1 = { nounwind alwaysinline } 93attributes #2 = { nounwind uwtable } 94 95; CHECK: !0 = !{!1} 96; CHECK: !1 = distinct !{!1, !2, !"hello: %a"} 97; CHECK: !2 = distinct !{!2, !"hello"} 98; CHECK: !3 = !{!4} 99; CHECK: !4 = distinct !{!4, !2, !"hello: %c"} 100; CHECK: !5 = !{!1, !4} 101 102; CHECK: !6 = !{!7} 103; CHECK: !7 = distinct !{!7, !8, !"hello_cs: %a"} 104; CHECK: !8 = distinct !{!8, !"hello_cs"} 105; CHECK: !9 = !{!10} 106; CHECK: !10 = distinct !{!10, !8, !"hello_cs: %c"} 107; CHECK: !11 = !{!7, !10} 108