1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck %s
3
4; This test makes sure we are extracting the found similarity sections
5; correctly at the call site.
6
7define void @extract1() {
8; CHECK-LABEL: @extract1(
9; CHECK-NEXT:  entry:
10; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
11; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
12; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
13; CHECK-NEXT:    call void @outlined_ir_func_1(i32* [[A]], i32* [[B]], i32* [[C]])
14; CHECK-NEXT:    ret void
15;
16entry:
17  %a = alloca i32, align 4
18  %b = alloca i32, align 4
19  %c = alloca i32, align 4
20  store i32 2, i32* %a, align 4
21  store i32 3, i32* %b, align 4
22  store i32 4, i32* %c, align 4
23  %al = load i32, i32* %a
24  %bl = load i32, i32* %b
25  %cl = load i32, i32* %c
26  ret void
27}
28
29define void @extract2() {
30; CHECK-LABEL: @extract2(
31; CHECK-NEXT:  entry:
32; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
33; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
34; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
35; CHECK-NEXT:    call void @outlined_ir_func_1(i32* [[A]], i32* [[B]], i32* [[C]])
36; CHECK-NEXT:    ret void
37;
38entry:
39  %a = alloca i32, align 4
40  %b = alloca i32, align 4
41  %c = alloca i32, align 4
42  store i32 2, i32* %a, align 4
43  store i32 3, i32* %b, align 4
44  store i32 4, i32* %c, align 4
45  %al = load i32, i32* %a
46  %bl = load i32, i32* %b
47  %cl = load i32, i32* %c
48  ret void
49}
50
51; There are potential ouptuts in this sections, but we do not extract sections
52; with outputs right now, since they cannot be consolidated.
53define void @extract_outs1() #0 {
54; CHECK-LABEL: @extract_outs1(
55; CHECK-NEXT:  entry:
56; CHECK-NEXT:    [[DOTLOC:%.*]] = alloca i32, align 4
57; CHECK-NEXT:    [[ADD_LOC:%.*]] = alloca i32, align 4
58; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
59; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
60; CHECK-NEXT:    [[OUTPUT:%.*]] = alloca i32, align 4
61; CHECK-NEXT:    [[RESULT:%.*]] = alloca i32, align 4
62; CHECK-NEXT:    [[LT_CAST:%.*]] = bitcast i32* [[ADD_LOC]] to i8*
63; CHECK-NEXT:    call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
64; CHECK-NEXT:    [[LT_CAST1:%.*]] = bitcast i32* [[DOTLOC]] to i8*
65; CHECK-NEXT:    call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST1]])
66; CHECK-NEXT:    call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[OUTPUT]], i32* [[ADD_LOC]], i32* [[DOTLOC]])
67; CHECK-NEXT:    [[ADD_RELOAD:%.*]] = load i32, i32* [[ADD_LOC]], align 4
68; CHECK-NEXT:    [[DOTRELOAD:%.*]] = load i32, i32* [[DOTLOC]], align 4
69; CHECK-NEXT:    call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
70; CHECK-NEXT:    call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST1]])
71; CHECK-NEXT:    [[TMP0:%.*]] = load i32, i32* [[OUTPUT]], align 4
72; CHECK-NEXT:    call void @outlined_ir_func_2(i32 [[DOTRELOAD]], i32 [[ADD_RELOAD]], i32* [[RESULT]])
73; CHECK-NEXT:    ret void
74;
75entry:
76  %a = alloca i32, align 4
77  %b = alloca i32, align 4
78  %output = alloca i32, align 4
79  %result = alloca i32, align 4
80  store i32 2, i32* %a, align 4
81  store i32 3, i32* %b, align 4
82  %0 = load i32, i32* %a, align 4
83  %1 = load i32, i32* %b, align 4
84  %add = add i32 %0, %1
85  store i32 %add, i32* %output, align 4
86  %2 = load i32, i32* %output, align 4
87  %3 = load i32, i32* %output, align 4
88  %mul = mul i32 %2, %add
89  store i32 %mul, i32* %result, align 4
90  ret void
91}
92
93; There are potential ouptuts in this sections, but we do not extract sections
94; with outputs right now, since they cannot be consolidated.
95define void @extract_outs2() #0 {
96; CHECK-LABEL: @extract_outs2(
97; CHECK-NEXT:  entry:
98; CHECK-NEXT:    [[DOTLOC:%.*]] = alloca i32, align 4
99; CHECK-NEXT:    [[ADD_LOC:%.*]] = alloca i32, align 4
100; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
101; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
102; CHECK-NEXT:    [[OUTPUT:%.*]] = alloca i32, align 4
103; CHECK-NEXT:    [[RESULT:%.*]] = alloca i32, align 4
104; CHECK-NEXT:    [[LT_CAST:%.*]] = bitcast i32* [[ADD_LOC]] to i8*
105; CHECK-NEXT:    call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST]])
106; CHECK-NEXT:    [[LT_CAST1:%.*]] = bitcast i32* [[DOTLOC]] to i8*
107; CHECK-NEXT:    call void @llvm.lifetime.start.p0i8(i64 -1, i8* [[LT_CAST1]])
108; CHECK-NEXT:    call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[OUTPUT]], i32* [[ADD_LOC]], i32* [[DOTLOC]])
109; CHECK-NEXT:    [[ADD_RELOAD:%.*]] = load i32, i32* [[ADD_LOC]], align 4
110; CHECK-NEXT:    [[DOTRELOAD:%.*]] = load i32, i32* [[DOTLOC]], align 4
111; CHECK-NEXT:    call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST]])
112; CHECK-NEXT:    call void @llvm.lifetime.end.p0i8(i64 -1, i8* [[LT_CAST1]])
113; CHECK-NEXT:    call void @outlined_ir_func_2(i32 [[DOTRELOAD]], i32 [[ADD_RELOAD]], i32* [[RESULT]])
114; CHECK-NEXT:    ret void
115;
116entry:
117  %a = alloca i32, align 4
118  %b = alloca i32, align 4
119  %output = alloca i32, align 4
120  %result = alloca i32, align 4
121  store i32 2, i32* %a, align 4
122  store i32 3, i32* %b, align 4
123  %0 = load i32, i32* %a, align 4
124  %1 = load i32, i32* %b, align 4
125  %add = add i32 %0, %1
126  store i32 %add, i32* %output, align 4
127  %2 = load i32, i32* %output, align 4
128  %mul = mul i32 %2, %add
129  store i32 %mul, i32* %result, align 4
130  ret void
131}
132