1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature 2; RUN: opt -basic-aa -inline -enable-noalias-to-md-conversion -S < %s | FileCheck %s 3; RUN: opt -aa-pipeline=basic-aa -passes=inline -enable-noalias-to-md-conversion -S < %s | FileCheck %s 4target 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" 5target triple = "x86_64-unknown-linux-gnu" 6 7declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i1) #0 8declare void @hey() #0 9 10define void @hello(i8* noalias nocapture %a, i8* noalias nocapture readonly %c, i8* nocapture %b) #1 { 11; CHECK-LABEL: define {{[^@]+}}@hello 12; CHECK-SAME: (i8* noalias nocapture [[A:%.*]], i8* noalias nocapture readonly [[C:%.*]], i8* nocapture [[B:%.*]]) [[ATTR1:#.*]] { 13; CHECK-NEXT: entry: 14; CHECK-NEXT: [[L:%.*]] = alloca i8, i32 512, align 1 15; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[A]], i8* align 16 [[B]], i64 16, i1 false) 16; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[B]], i8* align 16 [[C]], i64 16, i1 false) 17; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[A]], i8* align 16 [[C]], i64 16, i1 false) 18; CHECK-NEXT: call void @hey() 19; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[L]], i8* align 16 [[C]], i64 16, i1 false) 20; CHECK-NEXT: ret void 21; 22entry: 23 %l = alloca i8, i32 512, align 1 24 call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 %a, i8* align 16 %b, i64 16, i1 0) 25 call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 %b, i8* align 16 %c, i64 16, i1 0) 26 call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 %a, i8* align 16 %c, i64 16, i1 0) 27 call void @hey() 28 call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 %l, i8* align 16 %c, i64 16, i1 0) 29 ret void 30} 31 32define void @foo(i8* nocapture %a, i8* nocapture readonly %c, i8* nocapture %b) #2 { 33; CHECK-LABEL: define {{[^@]+}}@foo 34; CHECK-SAME: (i8* nocapture [[A:%.*]], i8* nocapture readonly [[C:%.*]], i8* nocapture [[B:%.*]]) [[ATTR2:#.*]] { 35; CHECK-NEXT: entry: 36; CHECK-NEXT: [[L_I:%.*]] = alloca i8, i32 512, align 1 37; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl([[META0:metadata !.*]]) 38; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl([[META3:metadata !.*]]) 39; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 512, i8* [[L_I]]) 40; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[A]], i8* align 16 [[B]], i64 16, i1 false) [[ATTR2]], !noalias !3 41; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[B]], i8* align 16 [[C]], i64 16, i1 false) [[ATTR2]], !noalias !0 42; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[A]], i8* align 16 [[C]], i64 16, i1 false) [[ATTR2]], !alias.scope !5 43; CHECK-NEXT: call void @hey() [[ATTR2]], !noalias !5 44; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[L_I]], i8* align 16 [[C]], i64 16, i1 false) [[ATTR2]], !noalias !0 45; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 512, i8* [[L_I]]) 46; CHECK-NEXT: ret void 47; 48entry: 49 tail call void @hello(i8* %a, i8* %c, i8* %b) 50 ret void 51} 52 53define void @hello_cs(i8* nocapture %a, i8* nocapture readonly %c, i8* nocapture %b) #1 { 54; CHECK-LABEL: define {{[^@]+}}@hello_cs 55; CHECK-SAME: (i8* nocapture [[A:%.*]], i8* nocapture readonly [[C:%.*]], i8* nocapture [[B:%.*]]) [[ATTR1]] { 56; CHECK-NEXT: entry: 57; CHECK-NEXT: [[L:%.*]] = alloca i8, i32 512, align 1 58; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[A]], i8* align 16 [[B]], i64 16, i1 false) 59; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[B]], i8* align 16 [[C]], i64 16, i1 false) 60; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[A]], i8* align 16 [[C]], i64 16, i1 false) 61; CHECK-NEXT: call void @hey() 62; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[L]], i8* align 16 [[C]], i64 16, i1 false) 63; CHECK-NEXT: ret void 64; 65entry: 66 %l = alloca i8, i32 512, align 1 67 call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 %a, i8* align 16 %b, i64 16, i1 0) 68 call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 %b, i8* align 16 %c, i64 16, i1 0) 69 call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 %a, i8* align 16 %c, i64 16, i1 0) 70 call void @hey() 71 call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 %l, i8* align 16 %c, i64 16, i1 0) 72 ret void 73} 74 75define void @foo_cs(i8* nocapture %a, i8* nocapture readonly %c, i8* nocapture %b) #2 { 76; CHECK-LABEL: define {{[^@]+}}@foo_cs 77; CHECK-SAME: (i8* nocapture [[A:%.*]], i8* nocapture readonly [[C:%.*]], i8* nocapture [[B:%.*]]) [[ATTR2]] { 78; CHECK-NEXT: entry: 79; CHECK-NEXT: [[L_I:%.*]] = alloca i8, i32 512, align 1 80; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl([[META6:metadata !.*]]) 81; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl([[META9:metadata !.*]]) 82; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 512, i8* [[L_I]]) 83; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[A]], i8* align 16 [[B]], i64 16, i1 false) [[ATTR2]], !noalias !9 84; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[B]], i8* align 16 [[C]], i64 16, i1 false) [[ATTR2]], !noalias !6 85; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[A]], i8* align 16 [[C]], i64 16, i1 false) [[ATTR2]], !alias.scope !11 86; CHECK-NEXT: call void @hey() [[ATTR2]], !noalias !11 87; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 16 [[L_I]], i8* align 16 [[C]], i64 16, i1 false) [[ATTR2]], !noalias !6 88; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 512, i8* [[L_I]]) 89; CHECK-NEXT: ret void 90; 91entry: 92 tail call void @hello_cs(i8* noalias %a, i8* noalias %c, i8* %b) 93 ret void 94} 95 96attributes #0 = { argmemonly nofree nosync nounwind willreturn } 97attributes #1 = { argmemonly nounwind willreturn } 98attributes #2 = { nounwind } 99attributes #3 = { nounwind uwtable } 100 101; CHECK: !0 = !{!1} 102; CHECK: !1 = distinct !{!1, !2, !"hello: %a"} 103; CHECK: !2 = distinct !{!2, !"hello"} 104; CHECK: !3 = !{!4} 105; CHECK: !4 = distinct !{!4, !2, !"hello: %c"} 106; CHECK: !5 = !{!1, !4} 107 108; CHECK: !6 = !{!7} 109; CHECK: !7 = distinct !{!7, !8, !"hello_cs: %a"} 110; CHECK: !8 = distinct !{!8, !"hello_cs"} 111; CHECK: !9 = !{!10} 112; CHECK: !10 = distinct !{!10, !8, !"hello_cs: %c"} 113; CHECK: !11 = !{!7, !10} 114