1;; Test we merge non-inlined profile only once with '-sample-profile-merge-inlinee'
2; RUN: opt < %s -passes='function(callsite-splitting),sample-profile' -sample-profile-file=%S/Inputs/inline-mergeprof.prof -sample-profile-merge-inlinee=true -S | FileCheck %s
3
4%struct.bitmap = type { i32, %struct.bitmap* }
5
6; CHECK-LABEL: @main
7define void @main(i1 %c, %struct.bitmap* %a_elt, %struct.bitmap* %b_elt) #0 !dbg !6 {
8entry:
9  br label %Top
10
11Top:
12  %tobool1 = icmp eq %struct.bitmap* %a_elt, null
13  br i1 %tobool1, label %CallSiteBB, label %NextCond
14
15NextCond:
16  %cmp = icmp ne %struct.bitmap* %b_elt, null
17  br i1 %cmp, label %CallSiteBB, label %End
18
19CallSiteBB:
20  %p = phi i1 [0, %Top], [%c, %NextCond]
21;; The call site is replicated by callsite-splitting pass and they end up share the same sample profile
22; CHECK: call void @_Z3sumii(%struct.bitmap* null, %struct.bitmap* null, %struct.bitmap* %b_elt, i1 false)
23; CHECK: call void @_Z3sumii(%struct.bitmap* nonnull %a_elt, %struct.bitmap* nonnull %a_elt, %struct.bitmap* nonnull %b_elt, i1 %c)
24  call void @_Z3sumii(%struct.bitmap* %a_elt, %struct.bitmap* %a_elt, %struct.bitmap* %b_elt, i1 %p), !dbg !8
25  br label %End
26
27End:
28  ret void
29}
30
31define void @_Z3sumii(%struct.bitmap* %dst_elt, %struct.bitmap* %a_elt, %struct.bitmap* %b_elt, i1 %c)  #0 !dbg !12 {
32entry:
33  %tobool = icmp ne %struct.bitmap* %a_elt, null
34  %tobool1 = icmp ne %struct.bitmap* %b_elt, null
35  %or.cond = and i1 %tobool, %tobool1, !dbg !13
36  br i1 %or.cond, label %Cond, label %Big
37
38Cond:
39  %cmp = icmp eq %struct.bitmap*  %dst_elt, %a_elt, !dbg !14
40  br i1 %cmp, label %Small, label %Big, !dbg !15
41
42Small:
43  br label %End
44
45Big:
46  br label %End
47
48End:
49  ret void
50}
51
52attributes #0 = { "use-sample-profile" }
53
54!llvm.dbg.cu = !{!0}
55!llvm.module.flags = !{!3, !4}
56!llvm.ident = !{!5}
57
58!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 3.5 ", isOptimized: false, runtimeVersion: 0, emissionKind: NoDebug, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
59!1 = !DIFile(filename: "calls.cc", directory: ".")
60!2 = !{}
61!3 = !{i32 2, !"Dwarf Version", i32 4}
62!4 = !{i32 1, !"Debug Info Version", i32 3}
63!5 = !{!"clang version 3.5 "}
64!6 = distinct !DISubprogram(name: "main", scope: !1, file: !1, line: 7, type: !7, scopeLine: 7, virtualIndex: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
65!7 = !DISubroutineType(types: !2)
66!8 = !DILocation(line: 10, scope: !9)
67!9 = !DILexicalBlockFile(scope: !10, file: !1, discriminator: 2)
68!10 = distinct !DILexicalBlock(scope: !6, file: !1, line: 10)
69!11 = !DILocation(line: 12, scope: !6)
70!12 = distinct !DISubprogram(name: "sum", scope: !1, file: !1, line: 3, type: !7, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
71!13 = !DILocation(line: 4, scope: !12)
72!14 = !DILocation(line: 5, scope: !12)
73!15 = !DILocation(line: 6, scope: !12)
74
75
76;; Check the profile of funciton sum is only merged once though the original callsite is replicted.
77; CHECK: name: "sum"
78; CHECK-NEXT: {!"function_entry_count", i64 46}
79; CHECK: !{!"branch_weights", i32 11, i32 37}
80; CHECK: !{!"branch_weights", i32 11, i32 1}
81