| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -passes=verify,iroutliner -ir-outlining-no-cost -no-ir-sim-intrinsics < %s | FileCheck %s |
| |
| ; This test checks that we do not outline memcpy intrinsics since it may require |
| ; extra address space checks. |
| |
| declare void @llvm.memcpy.p0.p0.i64(ptr nocapture writeonly, ptr nocapture readonly, i64, i1) |
| |
| define i8 @function1(ptr noalias %s, ptr noalias %d, i64 %len) { |
| ; 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.p0(i64 -1, ptr [[A_LOC]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[B_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_1(ptr [[S:%.*]], ptr [[D:%.*]], ptr [[A_LOC]], ptr [[B_LOC]]) |
| ; CHECK-NEXT: [[A_RELOAD:%.*]] = load i8, ptr [[A_LOC]], align 1 |
| ; CHECK-NEXT: [[B_RELOAD:%.*]] = load i8, ptr [[B_LOC]], align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[A_LOC]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[B_LOC]]) |
| ; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr [[D]], ptr [[S]], i64 [[LEN:%.*]], i1 false) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[RET_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i8 [[A_RELOAD]], i8 [[B_RELOAD]], ptr [[S]], ptr [[RET_LOC]]) |
| ; CHECK-NEXT: [[RET_RELOAD:%.*]] = load i8, ptr [[RET_LOC]], align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[RET_LOC]]) |
| ; CHECK-NEXT: ret i8 [[RET_RELOAD]] |
| ; |
| entry: |
| %a = load i8, ptr %s |
| %b = load i8, ptr %d |
| call void @llvm.memcpy.p0.p0.i64(ptr %d, ptr %s, i64 %len, i1 false) |
| %c = add i8 %a, %b |
| %ret = load i8, ptr %s |
| ret i8 %ret |
| } |
| |
| define i8 @function2(ptr noalias %s, ptr noalias %d, i64 %len) { |
| ; 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.p0(i64 -1, ptr [[A_LOC]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[B_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_1(ptr [[S:%.*]], ptr [[D:%.*]], ptr [[A_LOC]], ptr [[B_LOC]]) |
| ; CHECK-NEXT: [[A_RELOAD:%.*]] = load i8, ptr [[A_LOC]], align 1 |
| ; CHECK-NEXT: [[B_RELOAD:%.*]] = load i8, ptr [[B_LOC]], align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[A_LOC]]) |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[B_LOC]]) |
| ; CHECK-NEXT: call void @llvm.memcpy.p0.p0.i64(ptr [[D]], ptr [[S]], i64 [[LEN:%.*]], i1 false) |
| ; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 -1, ptr [[RET_LOC]]) |
| ; CHECK-NEXT: call void @outlined_ir_func_0(i8 [[A_RELOAD]], i8 [[B_RELOAD]], ptr [[S]], ptr [[RET_LOC]]) |
| ; CHECK-NEXT: [[RET_RELOAD:%.*]] = load i8, ptr [[RET_LOC]], align 1 |
| ; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 -1, ptr [[RET_LOC]]) |
| ; CHECK-NEXT: ret i8 [[RET_RELOAD]] |
| ; |
| entry: |
| %a = load i8, ptr %s |
| %b = load i8, ptr %d |
| call void @llvm.memcpy.p0.p0.i64(ptr %d, ptr %s, i64 %len, i1 false) |
| %c = add i8 %a, %b |
| %ret = load i8, ptr %s |
| ret i8 %ret |
| } |