| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: mkdir -p %t && cd %t |
| ; RUN: opt < %s -passes=insert-gcov-profiling -S | FileCheck %s |
| |
| ; Test that the noprofile attribute disables profiling. |
| define dso_local i32 @no_instr(i32 %a) noprofile !dbg !9 { |
| ; CHECK-LABEL: @no_instr( |
| ; CHECK-NEXT: ret i32 42, !dbg [[DBG6:![0-9]+]] |
| ; |
| ret i32 42, !dbg !27 |
| } |
| |
| ; Test that the skipprofile attribute disables profiling. |
| define dso_local i32 @skip_instr(i32 %a) skipprofile { |
| ; CHECK-LABEL: @skip_instr( |
| ; CHECK-NEXT: ret i32 52 |
| ; |
| ret i32 52 |
| } |
| |
| define dso_local i32 @instr(i32 %a) !dbg !28 { |
| ; CHECK-LABEL: @instr( |
| ; CHECK-NEXT: [[GCOV_CTR:%.*]] = load i64, ptr @__llvm_gcov_ctr, align 4, !dbg [[DBG8:![0-9]+]] |
| ; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[GCOV_CTR]], 1, !dbg [[DBG8]] |
| ; CHECK-NEXT: store i64 [[TMP1]], ptr @__llvm_gcov_ctr, align 4, !dbg [[DBG8]] |
| ; CHECK-NEXT: ret i32 42, !dbg [[DBG8]] |
| ; |
| ret i32 42, !dbg !44 |
| } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, emissionKind: FullDebug, enums: !2) |
| !1 = !DIFile(filename: "a.c", directory: "") |
| !2 = !{} |
| !3 = !{i32 2, !"Debug Info Version", i32 3} |
| !9 = distinct !DISubprogram(name: "no_instr", scope: !1, file: !1, line: 5, type: !10, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2) |
| !10 = !DISubroutineType(types: !2) |
| !27 = !DILocation(line: 9, column: 3, scope: !9) |
| !28 = distinct !DISubprogram(name: "instr", scope: !1, file: !1, line: 12, type: !10, scopeLine: 12, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2) |
| !44 = !DILocation(line: 16, column: 3, scope: !28) |