| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs |
| ; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s |
| |
| ; This test checks that we do not outline different intrinsics as the same |
| ; function or as a value like we would for non-intrinsic functions. |
| |
| declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) |
| declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) |
| |
| define i8 @function1(i8* noalias %s, i8* noalias %d, i64 %len) { |
| entry: |
| %a = load i8, i8* %s |
| %b = load i8, i8* %d |
| call void @llvm.memcpy.p0i8.p0i8.i64(i8* %d, i8* %s, i64 %len, i1 false) |
| %c = add i8 %a, %b |
| %ret = load i8, i8* %s |
| ret i8 %ret |
| } |
| |
| define i8 @function2(i8* noalias %s, i8* noalias %d, i64 %len) { |
| entry: |
| %a = load i8, i8* %s |
| %b = load i8, i8* %d |
| call void @llvm.memmove.p0i8.p0i8.i64(i8* %d, i8* %s, i64 %len, i1 false) |
| %c = add i8 %a, %b |
| %ret = load i8, i8* %s |
| ret i8 %ret |
| } |
| ; CHECK-LABEL: @function1( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[B_LOC:%.*]] = alloca i8, align 1 |
| ; CHECK-NEXT: [[A_LOC:%.*]] = alloca i8, align 1 |
| ; CHECK-NEXT: [[RET_LOC:%.*]] = alloca i8, align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[A_LOC]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[B_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_1(i8* [[S:%.*]], i8* [[D:%.*]], i8* [[A_LOC]], i8* [[B_LOC]]) |
| ; CHECK-NEXT: [[A_RELOAD:%.*]] = load i8, i8* [[A_LOC]], align 1 |
| ; CHECK-NEXT: [[B_RELOAD:%.*]] = load i8, i8* [[B_LOC]], align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[A_LOC]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[B_LOC]]) |
| ; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[D]], i8* [[S]], i64 [[LEN:%.*]], i1 false) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[RET_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i8 [[A_RELOAD]], i8 [[B_RELOAD]], i8* [[S]], i8* [[RET_LOC]]) |
| ; CHECK-NEXT: [[RET_RELOAD:%.*]] = load i8, i8* [[RET_LOC]], align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[RET_LOC]]) |
| ; CHECK-NEXT: ret i8 [[RET_RELOAD]] |
| ; |
| ; |
| ; CHECK-LABEL: @function2( |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[B_LOC:%.*]] = alloca i8, align 1 |
| ; CHECK-NEXT: [[A_LOC:%.*]] = alloca i8, align 1 |
| ; CHECK-NEXT: [[RET_LOC:%.*]] = alloca i8, align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[A_LOC]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[B_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_1(i8* [[S:%.*]], i8* [[D:%.*]], i8* [[A_LOC]], i8* [[B_LOC]]) |
| ; CHECK-NEXT: [[A_RELOAD:%.*]] = load i8, i8* [[A_LOC]], align 1 |
| ; CHECK-NEXT: [[B_RELOAD:%.*]] = load i8, i8* [[B_LOC]], align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[A_LOC]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[B_LOC]]) |
| ; CHECK-NEXT: call void @llvm.memmove.p0i8.p0i8.i64(i8* [[D]], i8* [[S]], i64 [[LEN:%.*]], i1 false) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[RET_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i8 [[A_RELOAD]], i8 [[B_RELOAD]], i8* [[S]], i8* [[RET_LOC]]) |
| ; CHECK-NEXT: [[RET_RELOAD:%.*]] = load i8, i8* [[RET_LOC]], align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[RET_LOC]]) |
| ; CHECK-NEXT: ret i8 [[RET_RELOAD]] |
| ; |
| ; |
| ; CHECK-LABEL: define internal void @outlined_ir_func_0( |
| ; CHECK-NEXT: newFuncRoot: |
| ; CHECK-NEXT: br label [[ENTRY_TO_OUTLINE:%.*]] |
| ; CHECK: entry_to_outline: |
| ; CHECK-NEXT: [[C:%.*]] = add i8 [[TMP0:%.*]], [[TMP1:%.*]] |
| ; CHECK-NEXT: [[RET:%.*]] = load i8, i8* [[TMP2:%.*]], align 1 |
| ; CHECK-NEXT: br label [[ENTRY_AFTER_OUTLINE_EXITSTUB:%.*]] |
| ; CHECK: entry_after_outline.exitStub: |
| ; CHECK-NEXT: store i8 [[RET]], i8* [[TMP3:%.*]], align 1 |
| ; CHECK-NEXT: ret void |
| ; |
| ; |
| ; CHECK-LABEL: define internal void @outlined_ir_func_1( |
| ; CHECK-NEXT: newFuncRoot: |
| ; CHECK-NEXT: br label [[ENTRY_TO_OUTLINE:%.*]] |
| ; CHECK: entry_to_outline: |
| ; CHECK-NEXT: [[A:%.*]] = load i8, i8* [[TMP0:%.*]], align 1 |
| ; CHECK-NEXT: [[B:%.*]] = load i8, i8* [[TMP1:%.*]], align 1 |
| ; CHECK-NEXT: br label [[ENTRY_AFTER_OUTLINE_EXITSTUB:%.*]] |
| ; CHECK: entry_after_outline.exitStub: |
| ; CHECK-NEXT: store i8 [[A]], i8* [[TMP2:%.*]], align 1 |
| ; CHECK-NEXT: store i8 [[B]], i8* [[TMP3:%.*]], align 1 |
| ; CHECK-NEXT: ret void |
| ; |