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1; Test to check the callgraph in summary when there is PGO
2; RUN: opt -module-summary %s -o %t.o
3; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s
4
5; RUN: opt -module-summary %p/Inputs/thinlto-function-summary-callgraph.ll -o %t2.o
6; RUN: llvm-lto -thinlto -o %t3 %t.o %t2.o
7; RUN: llvm-bcanalyzer -dump %t3.thinlto.bc | FileCheck %s --check-prefix=COMBINED
8
9; Check parsing for old summary versions generated from this file.
10; RUN: llvm-lto -thinlto-index-stats %p/Inputs/thinlto-function-summary-callgraph-pgo.1.bc  | FileCheck %s --check-prefix=OLD
11; RUN: llvm-lto -thinlto-index-stats %p/Inputs/thinlto-function-summary-callgraph-pgo-combined.1.bc  | FileCheck %s --check-prefix=OLD-COMBINED
12
13; CHECK: <SOURCE_FILENAME
14; CHECK-NEXT: <FUNCTION
15; "func"
16; CHECK-NEXT: <FUNCTION op0=4 op1=4
17; CHECK:       <GLOBALVAL_SUMMARY_BLOCK
18; CHECK-NEXT:    <VERSION
19; See if the call to func is registered, using the expected hotness type.
20; CHECK-NEXT:    <PERMODULE_PROFILE {{.*}} op5=1 op6=2/>
21; CHECK-NEXT:  </GLOBALVAL_SUMMARY_BLOCK>
22; CHECK: <STRTAB_BLOCK
23; CHECK-NEXT: blob data = 'mainfunc{{.*}}'
24
25; COMBINED:       <GLOBALVAL_SUMMARY_BLOCK
26; COMBINED-NEXT:    <VERSION
27; COMBINED-NEXT:    <FLAGS
28; COMBINED-NEXT:    <VALUE_GUID op0=[[FUNCID:[0-9]+]] op1=7289175272376759421/>
29; COMBINED-NEXT:    <VALUE_GUID
30; COMBINED-NEXT:    <COMBINED
31; See if the call to func is registered, using the expected hotness type.
32; op6=2 which is hotnessType::None.
33; COMBINED-NEXT:    <COMBINED_PROFILE {{.*}} op6=[[FUNCID]] op7=2/>
34; COMBINED-NEXT:  </GLOBALVAL_SUMMARY_BLOCK>
35
36; ModuleID = 'thinlto-function-summary-callgraph.ll'
37target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
38target triple = "x86_64-unknown-linux-gnu"
39
40; Function Attrs: nounwind uwtable
41define i32 @main() #0 !prof !2 {
42entry:
43    call void (...) @func()
44    ret i32 0
45}
46
47declare void @func(...) #1
48
49!2 = !{!"function_entry_count", i64 1}
50
51; OLD: Index {{.*}} contains 1 nodes (1 functions, 0 alias, 0 globals) and 1 edges (0 refs and 1 calls)
52; OLD-COMBINED: Index {{.*}} contains 2 nodes (2 functions, 0 alias, 0 globals) and 1 edges (0 refs and 1 calls)
53