| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -basic-aa -loop-idiom < %s -S | FileCheck %s --check-prefix=DIS-NONE |
| ; RUN: opt -basic-aa -loop-idiom -disable-loop-idiom-all < %s -S | FileCheck %s --check-prefix=DIS-ALL |
| ; RUN: opt -basic-aa -loop-idiom -disable-loop-idiom-memcpy < %s -S | FileCheck %s --check-prefix=DIS-MEMCPY |
| ; RUN: opt -basic-aa -loop-idiom -disable-loop-idiom-memset < %s -S | FileCheck %s --check-prefix=DIS-MEMSET |
| ; RUN: opt -basic-aa -loop-idiom -disable-loop-idiom-memset -disable-loop-idiom-memcpy < %s -S | FileCheck %s --check-prefix=DIS-ALL |
| ; RUN: opt -passes="loop-idiom" -aa-pipeline=basic-aa < %s -S | FileCheck %s --check-prefix=DIS-NONE |
| ; RUN: opt -passes="loop-idiom" -aa-pipeline=basic-aa -disable-loop-idiom-all < %s -S | FileCheck %s --check-prefix=DIS-ALL |
| ; RUN: opt -passes="loop-idiom" -aa-pipeline=basic-aa -disable-loop-idiom-memcpy < %s -S | FileCheck %s --check-prefix=DIS-MEMCPY |
| ; RUN: opt -passes="loop-idiom" -aa-pipeline=basic-aa -disable-loop-idiom-memset < %s -S | FileCheck %s --check-prefix=DIS-MEMSET |
| ; RUN: opt -passes="loop-idiom" -aa-pipeline=basic-aa -disable-loop-idiom-memset -disable-loop-idiom-memcpy < %s -S | FileCheck %s --check-prefix=DIS-ALL |
| |
| define void @test-memcpy(i64 %Size) nounwind ssp { |
| ; DIS-NONE-LABEL: @test-memcpy( |
| ; DIS-NONE-NEXT: bb.nph: |
| ; DIS-NONE-NEXT: [[BASE:%.*]] = alloca i8, i32 10000, align 1 |
| ; DIS-NONE-NEXT: [[DEST:%.*]] = alloca i8, i32 10000, align 1 |
| ; DIS-NONE-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 1 [[DEST]], i8* align 1 [[BASE]], i64 [[SIZE:%.*]], i1 false) |
| ; DIS-NONE-NEXT: br label [[FOR_BODY:%.*]] |
| ; DIS-NONE: for.body: |
| ; DIS-NONE-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ] |
| ; DIS-NONE-NEXT: [[I_0_014:%.*]] = getelementptr i8, i8* [[BASE]], i64 [[INDVAR]] |
| ; DIS-NONE-NEXT: [[DESTI:%.*]] = getelementptr i8, i8* [[DEST]], i64 [[INDVAR]] |
| ; DIS-NONE-NEXT: [[V:%.*]] = load i8, i8* [[I_0_014]], align 1 |
| ; DIS-NONE-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1 |
| ; DIS-NONE-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE]] |
| ; DIS-NONE-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; DIS-NONE: for.end: |
| ; DIS-NONE-NEXT: ret void |
| ; |
| ; DIS-ALL-LABEL: @test-memcpy( |
| ; DIS-ALL-NEXT: bb.nph: |
| ; DIS-ALL-NEXT: [[BASE:%.*]] = alloca i8, i32 10000, align 1 |
| ; DIS-ALL-NEXT: [[DEST:%.*]] = alloca i8, i32 10000, align 1 |
| ; DIS-ALL-NEXT: br label [[FOR_BODY:%.*]] |
| ; DIS-ALL: for.body: |
| ; DIS-ALL-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ] |
| ; DIS-ALL-NEXT: [[I_0_014:%.*]] = getelementptr i8, i8* [[BASE]], i64 [[INDVAR]] |
| ; DIS-ALL-NEXT: [[DESTI:%.*]] = getelementptr i8, i8* [[DEST]], i64 [[INDVAR]] |
| ; DIS-ALL-NEXT: [[V:%.*]] = load i8, i8* [[I_0_014]], align 1 |
| ; DIS-ALL-NEXT: store i8 [[V]], i8* [[DESTI]], align 1 |
| ; DIS-ALL-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1 |
| ; DIS-ALL-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE:%.*]] |
| ; DIS-ALL-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; DIS-ALL: for.end: |
| ; DIS-ALL-NEXT: ret void |
| ; |
| ; DIS-MEMCPY-LABEL: @test-memcpy( |
| ; DIS-MEMCPY-NEXT: bb.nph: |
| ; DIS-MEMCPY-NEXT: [[BASE:%.*]] = alloca i8, i32 10000, align 1 |
| ; DIS-MEMCPY-NEXT: [[DEST:%.*]] = alloca i8, i32 10000, align 1 |
| ; DIS-MEMCPY-NEXT: br label [[FOR_BODY:%.*]] |
| ; DIS-MEMCPY: for.body: |
| ; DIS-MEMCPY-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ] |
| ; DIS-MEMCPY-NEXT: [[I_0_014:%.*]] = getelementptr i8, i8* [[BASE]], i64 [[INDVAR]] |
| ; DIS-MEMCPY-NEXT: [[DESTI:%.*]] = getelementptr i8, i8* [[DEST]], i64 [[INDVAR]] |
| ; DIS-MEMCPY-NEXT: [[V:%.*]] = load i8, i8* [[I_0_014]], align 1 |
| ; DIS-MEMCPY-NEXT: store i8 [[V]], i8* [[DESTI]], align 1 |
| ; DIS-MEMCPY-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1 |
| ; DIS-MEMCPY-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE:%.*]] |
| ; DIS-MEMCPY-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; DIS-MEMCPY: for.end: |
| ; DIS-MEMCPY-NEXT: ret void |
| ; |
| ; DIS-MEMSET-LABEL: @test-memcpy( |
| ; DIS-MEMSET-NEXT: bb.nph: |
| ; DIS-MEMSET-NEXT: [[BASE:%.*]] = alloca i8, i32 10000, align 1 |
| ; DIS-MEMSET-NEXT: [[DEST:%.*]] = alloca i8, i32 10000, align 1 |
| ; DIS-MEMSET-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 1 [[DEST]], i8* align 1 [[BASE]], i64 [[SIZE:%.*]], i1 false) |
| ; DIS-MEMSET-NEXT: br label [[FOR_BODY:%.*]] |
| ; DIS-MEMSET: for.body: |
| ; DIS-MEMSET-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ] |
| ; DIS-MEMSET-NEXT: [[I_0_014:%.*]] = getelementptr i8, i8* [[BASE]], i64 [[INDVAR]] |
| ; DIS-MEMSET-NEXT: [[DESTI:%.*]] = getelementptr i8, i8* [[DEST]], i64 [[INDVAR]] |
| ; DIS-MEMSET-NEXT: [[V:%.*]] = load i8, i8* [[I_0_014]], align 1 |
| ; DIS-MEMSET-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1 |
| ; DIS-MEMSET-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE]] |
| ; DIS-MEMSET-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; DIS-MEMSET: for.end: |
| ; DIS-MEMSET-NEXT: ret void |
| ; |
| bb.nph: |
| %Base = alloca i8, i32 10000 |
| %Dest = alloca i8, i32 10000 |
| br label %for.body |
| |
| for.body: ; preds = %bb.nph, %for.body |
| %indvar = phi i64 [ 0, %bb.nph ], [ %indvar.next, %for.body ] |
| %I.0.014 = getelementptr i8, i8* %Base, i64 %indvar |
| %DestI = getelementptr i8, i8* %Dest, i64 %indvar |
| %V = load i8, i8* %I.0.014, align 1 |
| store i8 %V, i8* %DestI, align 1 |
| %indvar.next = add i64 %indvar, 1 |
| %exitcond = icmp eq i64 %indvar.next, %Size |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| ret void |
| } |
| |
| define void @test-memset(i8* %Base, i64 %Size) nounwind ssp { |
| ; CHECK-LABEL: @test-memset( |
| ; CHECK-NEXT: bb.nph: |
| ; CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* align 1 [[BASE:%.*]], i8 0, i64 [[SIZE:%.*]], i1 false) |
| ; CHECK-NEXT: br label [[FOR_BODY:%.*]] |
| ; CHECK: for.body: |
| ; CHECK-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ] |
| ; CHECK-NEXT: [[I_0_014:%.*]] = getelementptr i8, i8* [[BASE]], i64 [[INDVAR]] |
| ; CHECK-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1 |
| ; CHECK-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE]] |
| ; CHECK-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; CHECK: for.end: |
| ; CHECK-NEXT: ret void |
| ; |
| ; DIS-ALL-LABEL: @test-memset( |
| ; DIS-ALL-NEXT: bb.nph: |
| ; DIS-ALL-NEXT: br label [[FOR_BODY:%.*]] |
| ; DIS-ALL: for.body: |
| ; DIS-ALL-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ] |
| ; DIS-ALL-NEXT: [[I_0_014:%.*]] = getelementptr i8, i8* [[BASE:%.*]], i64 [[INDVAR]] |
| ; DIS-ALL-NEXT: store i8 0, i8* [[I_0_014]], align 1 |
| ; DIS-ALL-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1 |
| ; DIS-ALL-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE:%.*]] |
| ; DIS-ALL-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; DIS-ALL: for.end: |
| ; DIS-ALL-NEXT: ret void |
| ; |
| ; DIS-MEMCPY-LABEL: @test-memset( |
| ; DIS-MEMCPY-NEXT: bb.nph: |
| ; DIS-MEMCPY-NEXT: call void @llvm.memset.p0i8.i64(i8* align 1 [[BASE:%.*]], i8 0, i64 [[SIZE:%.*]], i1 false) |
| ; DIS-MEMCPY-NEXT: br label [[FOR_BODY:%.*]] |
| ; DIS-MEMCPY: for.body: |
| ; DIS-MEMCPY-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ] |
| ; DIS-MEMCPY-NEXT: [[I_0_014:%.*]] = getelementptr i8, i8* [[BASE]], i64 [[INDVAR]] |
| ; DIS-MEMCPY-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1 |
| ; DIS-MEMCPY-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE]] |
| ; DIS-MEMCPY-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; DIS-MEMCPY: for.end: |
| ; DIS-MEMCPY-NEXT: ret void |
| ; |
| ; DIS-MEMSET-LABEL: @test-memset( |
| ; DIS-MEMSET-NEXT: bb.nph: |
| ; DIS-MEMSET-NEXT: br label [[FOR_BODY:%.*]] |
| ; DIS-MEMSET: for.body: |
| ; DIS-MEMSET-NEXT: [[INDVAR:%.*]] = phi i64 [ 0, [[BB_NPH:%.*]] ], [ [[INDVAR_NEXT:%.*]], [[FOR_BODY]] ] |
| ; DIS-MEMSET-NEXT: [[I_0_014:%.*]] = getelementptr i8, i8* [[BASE:%.*]], i64 [[INDVAR]] |
| ; DIS-MEMSET-NEXT: store i8 0, i8* [[I_0_014]], align 1 |
| ; DIS-MEMSET-NEXT: [[INDVAR_NEXT]] = add i64 [[INDVAR]], 1 |
| ; DIS-MEMSET-NEXT: [[EXITCOND:%.*]] = icmp eq i64 [[INDVAR_NEXT]], [[SIZE:%.*]] |
| ; DIS-MEMSET-NEXT: br i1 [[EXITCOND]], label [[FOR_END:%.*]], label [[FOR_BODY]] |
| ; DIS-MEMSET: for.end: |
| ; DIS-MEMSET-NEXT: ret void |
| ; |
| bb.nph: ; preds = %entry |
| br label %for.body |
| |
| for.body: ; preds = %bb.nph, %for.body |
| %indvar = phi i64 [ 0, %bb.nph ], [ %indvar.next, %for.body ] |
| %I.0.014 = getelementptr i8, i8* %Base, i64 %indvar |
| store i8 0, i8* %I.0.014, align 1 |
| %indvar.next = add i64 %indvar, 1 |
| %exitcond = icmp eq i64 %indvar.next, %Size |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body, %entry |
| ret void |
| } |
