1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt -S -iroutliner -ir-outlining-no-cost < %s | FileCheck %s
4 ; These functions are constructed slightly differently so that they require
5 ; the same output blocks for the values used outside of the region. We are
6 ; checking that two output blocks are created with the same store instructions.
8 define void @outline_outputs1() #0 {
9 ; CHECK-LABEL: @outline_outputs1(
11 ; CHECK-NEXT: [[DOTLOC:%.*]] = alloca i32, align 4
12 ; CHECK-NEXT: [[ADD_LOC:%.*]] = alloca i32, align 4
13 ; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
14 ; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
15 ; CHECK-NEXT: [[OUTPUT:%.*]] = alloca i32, align 4
16 ; CHECK-NEXT: [[RESULT:%.*]] = alloca i32, align 4
17 ; CHECK-NEXT: [[LT_CAST:%.*]] = bitcast i32* [[ADD_LOC]] to i8*
18 ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
19 ; CHECK-NEXT: [[LT_CAST1:%.*]] = bitcast i32* [[DOTLOC]] to i8*
20 ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST1]])
21 ; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[OUTPUT]], i32* [[ADD_LOC]], i32* [[DOTLOC]])
22 ; CHECK-NEXT: [[ADD_RELOAD:%.*]] = load i32, i32* [[ADD_LOC]], align 4
23 ; CHECK-NEXT: [[DOTRELOAD:%.*]] = load i32, i32* [[DOTLOC]], align 4
24 ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
25 ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST1]])
26 ; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[OUTPUT]], align 4
27 ; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[DOTRELOAD]], i32 [[ADD_RELOAD]], i32* [[RESULT]])
28 ; CHECK-NEXT: ret void
31 %a = alloca i32, align 4
32 %b = alloca i32, align 4
33 %output = alloca i32, align 4
34 %result = alloca i32, align 4
35 store i32 2, i32* %a, align 4
36 store i32 3, i32* %b, align 4
37 %0 = load i32, i32* %a, align 4
38 %1 = load i32, i32* %b, align 4
40 store i32 %add, i32* %output, align 4
41 %2 = load i32, i32* %output, align 4
42 %3 = load i32, i32* %output, align 4
43 %mul = mul i32 %2, %add
44 store i32 %mul, i32* %result, align 4
48 define void @outline_outputs2() #0 {
49 ; CHECK-LABEL: @outline_outputs2(
51 ; CHECK-NEXT: [[DOTLOC:%.*]] = alloca i32, align 4
52 ; CHECK-NEXT: [[ADD_LOC:%.*]] = alloca i32, align 4
53 ; CHECK-NEXT: [[A:%.*]] = alloca i32, align 4
54 ; CHECK-NEXT: [[B:%.*]] = alloca i32, align 4
55 ; CHECK-NEXT: [[OUTPUT:%.*]] = alloca i32, align 4
56 ; CHECK-NEXT: [[RESULT:%.*]] = alloca i32, align 4
57 ; CHECK-NEXT: [[LT_CAST:%.*]] = bitcast i32* [[ADD_LOC]] to i8*
58 ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
59 ; CHECK-NEXT: [[LT_CAST1:%.*]] = bitcast i32* [[DOTLOC]] to i8*
60 ; CHECK-NEXT: call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST1]])
61 ; CHECK-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[OUTPUT]], i32* [[ADD_LOC]], i32* [[DOTLOC]])
62 ; CHECK-NEXT: [[ADD_RELOAD:%.*]] = load i32, i32* [[ADD_LOC]], align 4
63 ; CHECK-NEXT: [[DOTRELOAD:%.*]] = load i32, i32* [[DOTLOC]], align 4
64 ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
65 ; CHECK-NEXT: call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST1]])
66 ; CHECK-NEXT: call void @outlined_ir_func_1(i32 [[DOTRELOAD]], i32 [[ADD_RELOAD]], i32* [[RESULT]])
67 ; CHECK-NEXT: ret void
70 %a = alloca i32, align 4
71 %b = alloca i32, align 4
72 %output = alloca i32, align 4
73 %result = alloca i32, align 4
74 store i32 2, i32* %a, align 4
75 store i32 3, i32* %b, align 4
76 %0 = load i32, i32* %a, align 4
77 %1 = load i32, i32* %b, align 4
79 store i32 %add, i32* %output, align 4
80 %2 = load i32, i32* %output, align 4
81 %mul = mul i32 %2, %add
82 store i32 %mul, i32* %result, align 4
86 ; CHECK: define internal void @outlined_ir_func_0(i32* [[ARG0:%.*]], i32* [[ARG1:%.*]], i32* [[ARG2:%.*]], i32* [[ARG3:%.*]], i32* [[ARG4:%.*]]) #1 {
87 ; CHECK: entry_after_outline.exitStub:
88 ; CHECK-NEXT: store i32 [[ADD:%.*]], i32* [[ARG3]], align 4
89 ; CHECK-NEXT: store i32 [[TMP2:%.*]], i32* [[ARG4]], align 4
91 ; CHECK: entry_to_outline:
92 ; CHECK-NEXT: store i32 2, i32* [[ARG0]], align 4
93 ; CHECK-NEXT: store i32 3, i32* [[ARG1]], align 4
94 ; CHECK-NEXT: [[TMP0:%.*]] = load i32, i32* [[ARG0]], align 4
95 ; CHECK-NEXT: [[TMP1:%.*]] = load i32, i32* [[ARG1]], align 4
96 ; CHECK-NEXT: [[ADD]] = add i32 [[TMP0]], [[TMP1]]
97 ; CHECK-NEXT: store i32 [[ADD]], i32* [[ARG2]], align 4
98 ; CHECK-NEXT: [[TMP2]] = load i32, i32* [[ARG2]], align 4