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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -aa-pipeline=basic-aa -passes=always-inline -enable-noalias-to-md-conversion -S < %s | FileCheck %s3target 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) #07declare void @hey() #08 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 113; 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 void19;20entry:21 %l = alloca i8, i32 512, align 122 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 void28}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 134; 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(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(ptr [[L_I]])43; CHECK-NEXT: ret void44;45entry:46 tail call void @hello(ptr %a, ptr %c, ptr %b)47 ret void48}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 154; 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 void60;61entry:62 %l = alloca i8, i32 512, align 163 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 void69}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 175; 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(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(ptr [[L_I]])84; CHECK-NEXT: ret void85;86entry:87 tail call void @hello_cs(ptr noalias %a, ptr noalias %c, ptr %b)88 ret void89}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