| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -instcombine -S < %s | FileCheck %s |
| |
| define void @test01(i8* %ptr0, i8* %ptr1) { |
| ; CHECK-LABEL: @test01( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1 |
| ; CHECK-NEXT: store i8 43, i8* [[PTR1:%.*]], align 1 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0 |
| store i8 43, i8* %ptr1 |
| ret void |
| } |
| |
| define void @test02_keep(i8* %ptr0, i8* %ptr1) { |
| ; CHECK-LABEL: @test02_keep( |
| ; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !0 |
| ; CHECK-NEXT: store i8 43, i8* [[PTR1:%.*]], align 1, !noalias !3 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !0 |
| store i8 43, i8* %ptr1, !noalias !5 |
| ret void |
| } |
| |
| define void @test03(i8* %ptr0, i8* %ptr1) { |
| ; CHECK-LABEL: @test03( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !5 |
| ; CHECK-NEXT: store i8 43, i8* [[PTR1:%.*]], align 1, !noalias !3 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !3 |
| store i8 43, i8* %ptr1, !noalias !5 |
| ret void |
| } |
| |
| define void @test04_keep(i8* %ptr0, i8* %ptr1) { |
| ; CHECK-LABEL: @test04_keep( |
| ; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !3 |
| ; CHECK-NEXT: store i8 43, i8* [[PTR1:%.*]], align 1, !noalias !3 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !5 |
| store i8 43, i8* %ptr1, !noalias !5 |
| ret void |
| } |
| |
| define void @test05_keep(i8* %ptr0, i8* %ptr1) { |
| ; CHECK-LABEL: @test05_keep( |
| ; CHECK-NEXT: call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !3 |
| ; CHECK-NEXT: store i8 43, i8* [[PTR1:%.*]], align 1, !noalias !0 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !5 |
| store i8 43, i8* %ptr1, !noalias !0 |
| ret void |
| } |
| |
| define void @test06(i8* %ptr0, i8* %ptr1) { |
| ; CHECK-LABEL: @test06( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !3 |
| ; CHECK-NEXT: store i8 43, i8* [[PTR1:%.*]], align 1, !noalias !5 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !5 |
| store i8 43, i8* %ptr1, !noalias !3 |
| ret void |
| } |
| |
| define void @test07(i8* %ptr0, i8* %ptr1) { |
| ; CHECK-LABEL: @test07( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !0 |
| ; CHECK-NEXT: store i8 43, i8* [[PTR1:%.*]], align 1, !noalias !5 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !0 |
| store i8 43, i8* %ptr1, !noalias !3 |
| ret void |
| } |
| |
| define void @test08(i8* %ptr0, i8* %ptr1) { |
| ; CHECK-LABEL: @test08( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !5 |
| ; CHECK-NEXT: store i8 43, i8* [[PTR1:%.*]], align 1, !noalias !0 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !3 |
| store i8 43, i8* %ptr1, !noalias !0 |
| ret void |
| } |
| |
| define void @test11(i8* %ptr0) { |
| ; CHECK-LABEL: @test11( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !0 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !0 |
| ret void |
| } |
| |
| define void @test12(i8* %ptr0) { |
| ; CHECK-LABEL: @test12( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !5 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !3 |
| ret void |
| } |
| |
| define void @test13(i8* %ptr0) { |
| ; CHECK-LABEL: @test13( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !alias.scope !3 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !alias.scope !5 |
| ret void |
| } |
| |
| define void @test14(i8* %ptr0) { |
| ; CHECK-LABEL: @test14( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !noalias !0 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !noalias !0 |
| ret void |
| } |
| |
| define void @test15(i8* %ptr0) { |
| ; CHECK-LABEL: @test15( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !noalias !5 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !noalias !3 |
| ret void |
| } |
| |
| define void @test16(i8* %ptr0) { |
| ; CHECK-LABEL: @test16( |
| ; CHECK-NEXT: store i8 42, i8* [[PTR0:%.*]], align 1, !noalias !3 |
| ; CHECK-NEXT: ret void |
| ; |
| call void @llvm.experimental.noalias.scope.decl(metadata !0) |
| store i8 42, i8* %ptr0, !noalias !5 |
| ret void |
| } |
| |
| declare void @llvm.experimental.noalias.scope.decl(metadata) |
| |
| !0 = !{ !1 } |
| !1 = distinct !{ !1, !2 } |
| !2 = distinct !{ !2 } |
| !3 = !{ !4 } |
| !4 = distinct !{ !4, !2 } |
| !5 = !{ !1, !4 } |