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| -rw-r--r-- | llvm/test/Bitcode/thinlto-function-summary-callgraph-pgo.ll | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/llvm/test/Bitcode/thinlto-function-summary-callgraph-pgo.ll b/llvm/test/Bitcode/thinlto-function-summary-callgraph-pgo.ll new file mode 100644 index 00000000000..a927a16be15 --- /dev/null +++ b/llvm/test/Bitcode/thinlto-function-summary-callgraph-pgo.ll @@ -0,0 +1,46 @@ +; Test to check the callgraph in summary when there is PGO +; RUN: opt -module-summary %s -o %t.o +; RUN: llvm-bcanalyzer -dump %t.o | FileCheck %s +; RUN: opt -module-summary %p/Inputs/thinlto-function-summary-callgraph.ll -o %t2.o +; RUN: llvm-lto -thinlto -o %t3 %t.o %t2.o +; RUN: llvm-bcanalyzer -dump %t3.thinlto.bc | FileCheck %s --check-prefix=COMBINED + +; CHECK: <GLOBALVAL_SUMMARY_BLOCK +; CHECK-NEXT: <VERSION +; See if the call to func is registered, using the expected callsite count +; and profile count, with value id matching the subsequent value symbol table. +; CHECK-NEXT: <PERMODULE_PROFILE {{.*}} op4=[[FUNCID:[0-9]+]] op5=1 op6=1/> +; CHECK-NEXT: </GLOBALVAL_SUMMARY_BLOCK> +; CHECK-NEXT: <VALUE_SYMTAB +; CHECK-NEXT: <FNENTRY {{.*}} record string = 'main' +; External function func should have entry with value id FUNCID +; CHECK-NEXT: <ENTRY {{.*}} op0=[[FUNCID]] {{.*}} record string = 'func' +; CHECK-NEXT: </VALUE_SYMTAB> + +; COMBINED: <GLOBALVAL_SUMMARY_BLOCK +; COMBINED-NEXT: <VERSION +; COMBINED-NEXT: <COMBINED +; See if the call to func is registered, using the expected callsite count +; and profile count, with value id matching the subsequent value symbol table. +; COMBINED-NEXT: <COMBINED_PROFILE {{.*}} op5=[[FUNCID:[0-9]+]] op6=1 op7=1/> +; COMBINED-NEXT: </GLOBALVAL_SUMMARY_BLOCK> +; COMBINED-NEXT: <VALUE_SYMTAB +; Entry for function func should have entry with value id FUNCID +; COMBINED-NEXT: <COMBINED_ENTRY {{.*}} op0=[[FUNCID]] op1=7289175272376759421/> +; COMBINED-NEXT: <COMBINED +; COMBINED-NEXT: </VALUE_SYMTAB> + +; ModuleID = 'thinlto-function-summary-callgraph.ll' +target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-unknown-linux-gnu" + +; Function Attrs: nounwind uwtable +define i32 @main() #0 !prof !2 { +entry: + call void (...) @func() + ret i32 0 +} + +declare void @func(...) #1 + +!2 = !{!"function_entry_count", i64 1} |
