| Andrew Litteken | cea8076 | 2020-08-31 14:55:38 -0500 | [diff] [blame] | 1 | ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| Andrew Litteken | 6df161a | 2020-09-14 16:58:15 -0500 | [diff] [blame] | 2 | ; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s |
| Andrew Litteken | cea8076 | 2020-08-31 14:55:38 -0500 | [diff] [blame] | 3 | |
| 4 | ; This test checks that we do not outline memcpy intrinsics since it may require |
| 5 | ; extra address space checks. |
| 6 | |
| 7 | declare void @llvm.memmove.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i1) |
| 8 | |
| 9 | define i8 @function1(i8* noalias %s, i8* noalias %d, i64 %len) { |
| 10 | ; CHECK-LABEL: @function1( |
| 11 | ; CHECK-NEXT: entry: |
| Andrew Litteken | e6ae623 | 2020-09-15 22:51:43 -0500 | [diff] [blame] | 12 | ; CHECK-NEXT: [[B_LOC:%.*]] = alloca i8, align 1 |
| 13 | ; CHECK-NEXT: [[A_LOC:%.*]] = alloca i8, align 1 |
| 14 | ; CHECK-NEXT: [[RET_LOC:%.*]] = alloca i8, align 1 |
| 15 | ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[A_LOC]]) |
| 16 | ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[B_LOC]]) |
| Andrew Litteken | 1e23802 | 2020-09-15 21:34:01 -0500 | [diff] [blame] | 17 | ; CHECK-NEXT: call void @outlined_ir_func_1(i8* [[S:%.*]], i8* [[D:%.*]], i8* [[A_LOC]], i8* [[B_LOC]]) |
| Andrew Litteken | e6ae623 | 2020-09-15 22:51:43 -0500 | [diff] [blame] | 18 | ; CHECK-NEXT: [[A_RELOAD:%.*]] = load i8, i8* [[A_LOC]], align 1 |
| 19 | ; CHECK-NEXT: [[B_RELOAD:%.*]] = load i8, i8* [[B_LOC]], align 1 |
| 20 | ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[A_LOC]]) |
| 21 | ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[B_LOC]]) |
| Andrew Litteken | cea8076 | 2020-08-31 14:55:38 -0500 | [diff] [blame] | 22 | ; CHECK-NEXT: call void @llvm.memmove.p0i8.p0i8.i64(i8* [[D]], i8* [[S]], i64 [[LEN:%.*]], i1 false) |
| Andrew Litteken | e6ae623 | 2020-09-15 22:51:43 -0500 | [diff] [blame] | 23 | ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[RET_LOC]]) |
| Andrew Litteken | 1e23802 | 2020-09-15 21:34:01 -0500 | [diff] [blame] | 24 | ; CHECK-NEXT: call void @outlined_ir_func_0(i8 [[A_RELOAD]], i8 [[B_RELOAD]], i8* [[S]], i8* [[RET_LOC]]) |
| Andrew Litteken | e6ae623 | 2020-09-15 22:51:43 -0500 | [diff] [blame] | 25 | ; CHECK-NEXT: [[RET_RELOAD:%.*]] = load i8, i8* [[RET_LOC]], align 1 |
| 26 | ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[RET_LOC]]) |
| 27 | ; CHECK-NEXT: ret i8 [[RET_RELOAD]] |
| Andrew Litteken | cea8076 | 2020-08-31 14:55:38 -0500 | [diff] [blame] | 28 | ; |
| 29 | entry: |
| 30 | %a = load i8, i8* %s |
| 31 | %b = load i8, i8* %d |
| 32 | call void @llvm.memmove.p0i8.p0i8.i64(i8* %d, i8* %s, i64 %len, i1 false) |
| 33 | %c = add i8 %a, %b |
| 34 | %ret = load i8, i8* %s |
| 35 | ret i8 %ret |
| 36 | } |
| 37 | |
| 38 | define i8 @function2(i8* noalias %s, i8* noalias %d, i64 %len) { |
| 39 | ; CHECK-LABEL: @function2( |
| 40 | ; CHECK-NEXT: entry: |
| Andrew Litteken | e6ae623 | 2020-09-15 22:51:43 -0500 | [diff] [blame] | 41 | ; CHECK-NEXT: [[B_LOC:%.*]] = alloca i8, align 1 |
| 42 | ; CHECK-NEXT: [[A_LOC:%.*]] = alloca i8, align 1 |
| 43 | ; CHECK-NEXT: [[RET_LOC:%.*]] = alloca i8, align 1 |
| 44 | ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[A_LOC]]) |
| 45 | ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[B_LOC]]) |
| Andrew Litteken | 1e23802 | 2020-09-15 21:34:01 -0500 | [diff] [blame] | 46 | ; CHECK-NEXT: call void @outlined_ir_func_1(i8* [[S:%.*]], i8* [[D:%.*]], i8* [[A_LOC]], i8* [[B_LOC]]) |
| Andrew Litteken | e6ae623 | 2020-09-15 22:51:43 -0500 | [diff] [blame] | 47 | ; CHECK-NEXT: [[A_RELOAD:%.*]] = load i8, i8* [[A_LOC]], align 1 |
| 48 | ; CHECK-NEXT: [[B_RELOAD:%.*]] = load i8, i8* [[B_LOC]], align 1 |
| 49 | ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[A_LOC]]) |
| 50 | ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[B_LOC]]) |
| Andrew Litteken | cea8076 | 2020-08-31 14:55:38 -0500 | [diff] [blame] | 51 | ; CHECK-NEXT: call void @llvm.memmove.p0i8.p0i8.i64(i8* [[D]], i8* [[S]], i64 [[LEN:%.*]], i1 false) |
| Andrew Litteken | e6ae623 | 2020-09-15 22:51:43 -0500 | [diff] [blame] | 52 | ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[RET_LOC]]) |
| Andrew Litteken | 1e23802 | 2020-09-15 21:34:01 -0500 | [diff] [blame] | 53 | ; CHECK-NEXT: call void @outlined_ir_func_0(i8 [[A_RELOAD]], i8 [[B_RELOAD]], i8* [[S]], i8* [[RET_LOC]]) |
| Andrew Litteken | e6ae623 | 2020-09-15 22:51:43 -0500 | [diff] [blame] | 54 | ; CHECK-NEXT: [[RET_RELOAD:%.*]] = load i8, i8* [[RET_LOC]], align 1 |
| 55 | ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[RET_LOC]]) |
| 56 | ; CHECK-NEXT: ret i8 [[RET_RELOAD]] |
| Andrew Litteken | cea8076 | 2020-08-31 14:55:38 -0500 | [diff] [blame] | 57 | ; |
| 58 | entry: |
| 59 | %a = load i8, i8* %s |
| 60 | %b = load i8, i8* %d |
| 61 | call void @llvm.memmove.p0i8.p0i8.i64(i8* %d, i8* %s, i64 %len, i1 false) |
| 62 | %c = add i8 %a, %b |
| 63 | %ret = load i8, i8* %s |
| 64 | ret i8 %ret |
| 65 | } |
