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; CHECK-NEXT:    <FLAGS
20; See if the call to func is registered, using the expected hotness type.
21; CHECK-NEXT:    <PERMODULE_PROFILE {{.*}} op7=1 op8=2/>
22; CHECK-NEXT:    <BLOCK_COUNT op0=1/>
23; CHECK-NEXT:  </GLOBALVAL_SUMMARY_BLOCK>
24; CHECK: <STRTAB_BLOCK
25; CHECK-NEXT: blob data = 'mainfunc{{.*}}'
26
27; COMBINED:       <GLOBALVAL_SUMMARY_BLOCK
28; COMBINED-NEXT:    <VERSION
29; COMBINED-NEXT:    <FLAGS
30; COMBINED-NEXT:    <VALUE_GUID op0=[[FUNCID:[0-9]+]] op1=7289175272376759421/>
31; COMBINED-NEXT:    <VALUE_GUID
32; COMBINED-NEXT:    <COMBINED
33; See if the call to func is registered, using the expected hotness type.
34; op6=2 which is hotnessType::None.
35; COMBINED-NEXT:    <COMBINED_PROFILE {{.*}} op9=[[FUNCID]] op10=2/>
36; COMBINED-NEXT:    <BLOCK_COUNT op0=2/>
37; COMBINED-NEXT:  </GLOBALVAL_SUMMARY_BLOCK>
38
39; ModuleID = 'thinlto-function-summary-callgraph.ll'
40target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
41target triple = "x86_64-unknown-linux-gnu"
42
43; Function Attrs: nounwind uwtable
44define i32 @main() #0 !prof !2 {
45entry:
46    call void (...) @func()
47    ret i32 0
48}
49
50declare void @func(...) #1
51
52!2 = !{!"function_entry_count", i64 1}
53
54; OLD: Index {{.*}} contains 1 nodes (1 functions, 0 alias, 0 globals) and 1 edges (0 refs and 1 calls)
55; OLD-COMBINED: Index {{.*}} contains 2 nodes (2 functions, 0 alias, 0 globals) and 1 edges (0 refs and 1 calls)
56