| ; RUN: opt < %s -passes=sample-profile -sample-profile-file=%S/Inputs/entry_counts.prof -S | FileCheck %s |
| |
| ; According to the profile, function empty() was called 13,293 times. |
| ; CHECK: {{.*}} = !{!"function_entry_count", i64 13294} |
| |
| define void @empty() #0 !dbg !4 { |
| entry: |
| ret void, !dbg !9 |
| } |
| |
| ; This function does not have profile, check if function_entry_count is -1 |
| ; CHECK: {{.*}} = !{!"function_entry_count", i64 -1} |
| define void @no_profile() #0 { |
| entry: |
| ret void |
| } |
| |
| attributes #0 = {"use-sample-profile"} |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!6, !7} |
| !llvm.ident = !{!8} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.7.0 (trunk 237249) (llvm/trunk 237261)", isOptimized: false, runtimeVersion: 0, emissionKind: LineTablesOnly, enums: !2, retainedTypes: !2, globals: !2, imports: !2) |
| !1 = !DIFile(filename: "entry_counts.c", directory: ".") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "empty", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: false, unit: !0, retainedNodes: !2) |
| !5 = !DISubroutineType(types: !2) |
| !6 = !{i32 2, !"Dwarf Version", i32 4} |
| !7 = !{i32 2, !"Debug Info Version", i32 3} |
| !8 = !{!"clang version 3.7.0 (trunk 237249) (llvm/trunk 237261)"} |
| !9 = !DILocation(line: 1, column: 15, scope: !4) |