xref: /llvm-project/llvm/test/Transforms/IROutliner/outlining-different-structure.ll (revision f4b925ee7078f058602fd323e25f45f1ae91ca34)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -passes=verify,iroutliner -ir-outlining-no-cost < %s | FileCheck %s
3
4; This is a negative case to show that when we have the same set of
5; instructions, but in a different order, they are not outlined in the same way.
6; In this case, the arguments passed into the function are in a different order.
7
8define void @outline_constants1() {
9; CHECK-LABEL: @outline_constants1(
10; CHECK-NEXT:  entry:
11; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
12; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
13; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
14; CHECK-NEXT:    store i32 2, ptr [[A]], align 4
15; CHECK-NEXT:    store i32 3, ptr [[B]], align 4
16; CHECK-NEXT:    store i32 4, ptr [[C]], align 4
17; CHECK-NEXT:    call void @[[FUNCTION_0:.*]](ptr [[A]], ptr [[C]], ptr [[B]])
18; CHECK-NEXT:    ret void
19;
20entry:
21  %a = alloca i32, align 4
22  %b = alloca i32, align 4
23  %c = alloca i32, align 4
24  store i32 2, ptr %a, align 4
25  store i32 3, ptr %b, align 4
26  store i32 4, ptr %c, align 4
27  %al = load i32, ptr %a
28  %cl = load i32, ptr %c
29  %bl = load i32, ptr %b
30  ret void
31}
32
33define void @outline_constants2() {
34; CHECK-LABEL: @outline_constants2(
35; CHECK-NEXT:  entry:
36; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
37; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
38; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4
39; CHECK-NEXT:    store i32 2, ptr [[A]], align 4
40; CHECK-NEXT:    store i32 3, ptr [[B]], align 4
41; CHECK-NEXT:    store i32 4, ptr [[C]], align 4
42; CHECK-NEXT:    call void @[[FUNCTION_0]](ptr [[A]], ptr [[B]], ptr [[C]])
43; CHECK-NEXT:    ret void
44;
45entry:
46  %a = alloca i32, align 4
47  %b = alloca i32, align 4
48  %c = alloca i32, align 4
49  store i32 2, ptr %a, align 4
50  store i32 3, ptr %b, align 4
51  store i32 4, ptr %c, align 4
52  %al = load i32, ptr %a
53  %bl = load i32, ptr %b
54  %cl = load i32, ptr %c
55  ret void
56}
57
58; CHECK: define internal void @[[FUNCTION_0]](ptr [[ARG0:%.*]], ptr [[ARG1:%.*]], ptr [[ARG2:%.*]])
59; CHECK: entry_to_outline:
60; CHECK-NEXT:    [[AL:%.*]] = load i32, ptr [[ARG0]], align 4
61; CHECK-NEXT:    [[BL:%.*]] = load i32, ptr [[ARG1]], align 4
62; CHECK-NEXT:    [[CL:%.*]] = load i32, ptr [[ARG2]], align 4
63