xref: /llvm-project/llvm/test/Transforms/IROutliner/illegal-landingpad.ll (revision f4b925ee7078f058602fd323e25f45f1ae91ca34)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -S -passes=verify,iroutliner -no-ir-sim-branch-matching -ir-outlining-no-cost < %s | FileCheck %s
3
4; This test checks that landingpad instructions are not outlined even if they
5; in a similar section.  Dealing with exception handling inside of an outlined
6; function would require a lot of handling that is not implemented yet.
7
8declare void @llvm.donothing() nounwind readnone
9
10define void @function1() personality i8 3 {
11; CHECK-LABEL: @function1(
12; CHECK-NEXT:  entry:
13; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
14; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
15; CHECK-NEXT:    invoke void @llvm.donothing()
16; CHECK-NEXT:    to label [[NORMAL:%.*]] unwind label [[EXCEPTION:%.*]]
17; CHECK:       exception:
18; CHECK-NEXT:    [[CLEANUP:%.*]] = landingpad i8
19; CHECK-NEXT:    cleanup
20; CHECK-NEXT:    call void @outlined_ir_func_0(ptr [[A]], ptr [[B]])
21; CHECK-NEXT:    br label [[NORMAL]]
22; CHECK:       normal:
23; CHECK-NEXT:    ret void
24;
25entry:
26  %a = alloca i32, align 4
27  %b = alloca i32, align 4
28  invoke void @llvm.donothing() to label %normal unwind label %exception
29exception:
30  %cleanup = landingpad i8 cleanup
31  store i32 2, ptr %a, align 4
32  store i32 3, ptr %b, align 4
33  br label %normal
34normal:
35  ret void
36}
37
38define void @function2() personality i8 3 {
39; CHECK-LABEL: @function2(
40; CHECK-NEXT:  entry:
41; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4
42; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4
43; CHECK-NEXT:    invoke void @llvm.donothing()
44; CHECK-NEXT:    to label [[NORMAL:%.*]] unwind label [[EXCEPTION:%.*]]
45; CHECK:       exception:
46; CHECK-NEXT:    [[CLEANUP:%.*]] = landingpad i8
47; CHECK-NEXT:    cleanup
48; CHECK-NEXT:    call void @outlined_ir_func_0(ptr [[A]], ptr [[B]])
49; CHECK-NEXT:    br label [[NORMAL]]
50; CHECK:       normal:
51; CHECK-NEXT:    ret void
52;
53entry:
54  %a = alloca i32, align 4
55  %b = alloca i32, align 4
56  invoke void @llvm.donothing() to label %normal unwind label %exception
57exception:
58  %cleanup = landingpad i8 cleanup
59  store i32 2, ptr %a, align 4
60  store i32 3, ptr %b, align 4
61  br label %normal
62normal:
63  ret void
64}
65