1; RUN: opt < %s -instcombine -sample-profile -sample-profile-file=%S/Inputs/einline.prof -S | FileCheck %s
2
3; Checks if both call and invoke can be inlined early if their inlined
4; instances are hot in profile.
5
6target triple = "x86_64-unknown-linux-gnu"
7
8@_ZTIi = external constant i8*
9
10; Function Attrs: uwtable
11define void @_Z3foov() #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) !dbg !6 {
12  %1 = alloca i8*
13  %2 = alloca i32
14  %3 = alloca i32, align 4
15; CHECK: call void @no_inline
16  call void @no_inline(), !dbg !16
17; CHECK-NOT: call
18  call void @_ZL3barv(), !dbg !9
19; CHECK-NOT: invoke
20  invoke void @_ZL3barv()
21          to label %4 unwind label %5, !dbg !10
22
23; <label>:4:
24  ret void
25
26; <label>:5:
27  %6 = landingpad { i8*, i32 }
28          catch i8* bitcast (i8** @_ZTIi to i8*)
29  ret void
30}
31
32; Function Attrs: nounwind uwtable
33define internal void @_ZL3barv() #0 !dbg !12 {
34  ret void
35}
36
37; CHECK-LABEL: @recursive
38define void @recursive() #0 !dbg !13 {
39; Recursive calls should not be early-inlined.
40; CHECK-NOT: call void @recursive
41; CHECK: call void @recursive
42; CHECK: call void @recursive
43; CHECK-NOT: call void @recursive
44; CHECK: ret
45  call void @recursive(), !dbg !14
46  call void @recursive(), !dbg !15
47  ret void
48}
49
50; The callee has mismatch attributes to the caller, it should not be inlined
51define void @no_inline() #1 !dbg !17 {
52  ret void
53}
54
55declare i32 @__gxx_personality_v0(...)
56
57attributes #0 = {"target-features"="+sse4.1" "use-sample-profile"}
58attributes #1 = {"target-features"="+sse4.2" "use-sample-profile"}
59
60!llvm.dbg.cu = !{!0}
61!llvm.module.flags = !{!3, !4}
62
63!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1)
64!1 = !DIFile(filename: "a", directory: "b/")
65!3 = !{i32 2, !"Dwarf Version", i32 4}
66!4 = !{i32 2, !"Debug Info Version", i32 3}
67!6 = distinct !DISubprogram(linkageName: "_Z3foov", scope: !1, file: !1, line: 5, scopeLine: 5, unit: !0)
68!9 = !DILocation(line: 6, column: 3, scope: !6)
69!10 = !DILocation(line: 8, column: 5, scope: !11)
70!11 = distinct !DILexicalBlock(scope: !6, file: !1, line: 7, column: 7)
71!12 = distinct !DISubprogram(linkageName: "_ZL3barv", scope: !1, file: !1, line: 20, scopeLine: 20, unit: !0)
72!13 = distinct !DISubprogram(linkageName: "recursive", scope: !1, file: !1, line: 20, scopeLine: 20, unit: !0)
73!14 = !DILocation(line: 21, column: 3, scope: !13)
74!15 = !DILocation(line: 22, column: 3, scope: !13)
75!16 = !DILocation(line: 7, column: 3, scope: !6)
76!17 = distinct !DISubprogram(linkageName: "no_inline", scope: !1, file: !1, line: 20, scopeLine: 20, unit: !0)
77