1; RUN: opt -passes=hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s 2 3; Check that llvm.loop metadata extracted by CodeExtractor is updated so that 4; the debug locations it contains have the right scope. 5 6target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" 7target triple = "x86_64-apple-macosx10.14.0" 8 9; CHECK-LABEL: define {{.*}}@basic.cold.1 10; CHECK: br i1 {{.*}}, !llvm.loop [[LOOP_MD:![0-9]+]] 11 12; The scope for these debug locations should be @basic.cold.1, not @basic. 13; CHECK: [[SCOPE:![0-9]+]] = distinct !DISubprogram(name: "basic.cold.1" 14; CHECK: [[LOOP_MD]] = distinct !{[[LOOP_MD]], [[LINE:![0-9]+]], [[LINE2:![0-9]+]]} 15; CHECK: [[LINE]] = !DILocation(line: 1, column: 1, scope: [[SCOPE]]) 16; CHECK: [[LINE2]] = !DILocation(line: 2, column: 2, scope: [[LEX_SCOPE:![0-9]+]]) 17; CHECK: [[LEX_SCOPE]] = !DILexicalBlock(scope: [[SCOPE]], file: !{{[0-9]+}}, line: 3, column: 3) 18 19define void @basic(ptr %p, i32 %k) !dbg !6 { 20entry: 21 %cmp3 = icmp slt i32 0, %k 22 br i1 %cmp3, label %for.body.lr.ph, label %for.end 23 24for.body.lr.ph: ; preds = %entry 25 br label %for.body 26 27for.body: ; preds = %for.body.lr.ph, %for.body 28 %i.05 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.body ] 29 %p.addr.04 = phi ptr [ %p, %for.body.lr.ph ], [ %incdec.ptr, %for.body ] 30 %incdec.ptr = getelementptr inbounds i32, ptr %p.addr.04, i32 1 31 store i32 %i.05, ptr %p.addr.04, align 4 32 %inc = add nsw i32 %i.05, 1 33 call void @sink() 34 %cmp = icmp slt i32 %inc, %k 35 br i1 %cmp, label %for.body, label %for.cond.for.end_crit_edge, !llvm.loop !10 36 37for.cond.for.end_crit_edge: ; preds = %for.body 38 br label %for.end 39 40for.end: ; preds = %for.cond.for.end_crit_edge, %entry 41 ret void 42} 43 44declare void @sink() cold 45 46!llvm.dbg.cu = !{!0} 47!llvm.debugify = !{!3, !4} 48!llvm.module.flags = !{!5} 49 50!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 51!1 = !DIFile(filename: "<stdin>", directory: "/") 52!2 = !{} 53!3 = !{i32 22} 54!4 = !{i32 12} 55!5 = !{i32 2, !"Debug Info Version", i32 3} 56!6 = distinct !DISubprogram(name: "basic", linkageName: "basic", scope: null, file: !1, line: 1, type: !7, scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !8) 57!7 = !DISubroutineType(types: !2) 58!8 = !{} 59!9 = !DILocation(line: 1, column: 1, scope: !6) 60!10 = distinct !{!10, !9, !11} 61!11 = !DILocation(line: 2, column: 2, scope: !12) 62!12 = !DILexicalBlock(scope: !6, file: !1, line: 3, column: 3) 63