xref: /llvm-project/llvm/test/Transforms/CodeExtractor/live_shrink_gep.ll (revision 60cdd12d7a0eba6e1d3b8a0eaa24f21f86876fd3)
1; RUN: opt -S -passes=partial-inliner -skip-partial-inlining-cost-analysis  < %s   | FileCheck %s
2; RUN: opt -S -passes=partial-inliner  -skip-partial-inlining-cost-analysis < %s   | FileCheck %s
3
4%class.A = type { i8 }
5
6@cond = local_unnamed_addr global i32 0, align 4
7
8; Function Attrs: uwtable
9define void @_Z3foov() local_unnamed_addr  {
10bb:
11  %tmp = alloca %class.A, align 1
12  %tmp1 = getelementptr inbounds %class.A, ptr %tmp, i64 0, i32 0
13  call void @llvm.lifetime.start.p0(i64 1, ptr nonnull %tmp1)
14  %tmp2 = load i32, ptr @cond, align 4, !tbaa !2
15  %tmp3 = icmp eq i32 %tmp2, 0
16  br i1 %tmp3, label %bb4, label %bb5
17
18bb4:                                              ; preds = %bb
19  call void @_ZN1A7memfuncEv(ptr nonnull %tmp)
20  br label %bb5
21
22bb5:                                              ; preds = %bb4, %bb
23  call void @llvm.lifetime.end.p0(i64 1, ptr nonnull %tmp1)
24  ret void
25}
26
27; Function Attrs: argmemonly nounwind
28declare void @llvm.lifetime.start.p0(i64, ptr nocapture)
29
30declare void @_ZN1A7memfuncEv(ptr) local_unnamed_addr
31
32; Function Attrs: argmemonly nounwind
33declare void @llvm.lifetime.end.p0(i64, ptr nocapture)
34
35; Function Attrs: uwtable
36define void @_Z3goov() local_unnamed_addr  {
37; CHECK-LABEL: @_Z3goov()
38bb:
39; CHECK: bb:
40; CHECK-NOT: alloca
41; CHECK-NOT: getelementptr
42; CHECK-NOT: llvm.lifetime
43; CHECK: br i1
44; CHECK: codeRepl.i:
45; CHECK: call void @_Z3foov.1.
46  tail call void @_Z3foov()
47  ret void
48}
49
50; CHECK-LABEL: define internal void @_Z3foov.1.
51; CHECK: newFuncRoot:
52; CHECK-NEXT:  %tmp = alloca %class.A
53; CHECK-NEXT:  %tmp1 = getelementptr
54; CHECK-NEXT:  call void @llvm.lifetime.start.p0
55; CHECK:  call void @llvm.lifetime.end.p0
56; CHECK-NEXT:  br label %bb5.exitStub
57
58!llvm.module.flags = !{!0}
59!llvm.ident = !{!1}
60
61!0 = !{i32 1, !"wchar_size", i32 4}
62!1 = !{!"clang version 5.0.0 (trunk 304489)"}
63!2 = !{!3, !3, i64 0}
64!3 = !{!"int", !4, i64 0}
65!4 = !{!"omnipotent char", !5, i64 0}
66!5 = !{!"Simple C++ TBAA"}
67