| ; RUN: llc -mtriple=x86_64-apple-macosx < %s -verify-machineinstrs | FileCheck %s |
| ; |
| ; PR16143: MachineOperand::setIsKill(bool): Assertion |
| ; |
| ; verify-machineinstrs should ensure that DEBUG_VALUEs go before the |
| ; terminator. |
| ; |
| ; CHECK-LABEL: test: |
| ; CHECK: ##DEBUG_VALUE: foo:i |
| |
| %a = type { i32, i32 } |
| |
| define hidden fastcc ptr @test() #1 !dbg !1 { |
| entry: |
| %0 = icmp eq ptr undef, null, !dbg !12 |
| br i1 %0, label %"14", label %return, !dbg !12 |
| |
| "14": ; preds = %"8" |
| br i1 undef, label %"25", label %"21", !dbg !12 |
| |
| "21": ; preds = %"14" |
| br i1 undef, label %may_unswitch_on.exit, label %"6.i", !dbg !12 |
| |
| "6.i": ; preds = %"21" |
| br i1 undef, label %"10.i", label %may_unswitch_on.exit, !dbg !12 |
| |
| "10.i": ; preds = %"6.i" |
| br i1 undef, label %may_unswitch_on.exit, label %"12.i", !dbg !12 |
| |
| "12.i": ; preds = %"10.i" |
| br i1 undef, label %"4.i.i", label %"3.i.i", !dbg !12 |
| |
| "3.i.i": ; preds = %"12.i" |
| br i1 undef, label %"4.i.i", label %VEC_edge_base_index.exit.i, !dbg !12 |
| |
| "4.i.i": ; preds = %"3.i.i", %"12.i" |
| unreachable, !dbg !12 |
| |
| VEC_edge_base_index.exit.i: ; preds = %"3.i.i" |
| br i1 undef, label %may_unswitch_on.exit, label %"16.i", !dbg !12 |
| |
| "16.i": ; preds = %VEC_edge_base_index.exit.i |
| br i1 undef, label %"4.i6.i", label %"3.i5.i", !dbg !12 |
| |
| "3.i5.i": ; preds = %"16.i" |
| br i1 undef, label %VEC_edge_base_index.exit7.i, label %"4.i6.i", !dbg !12 |
| |
| "4.i6.i": ; preds = %"3.i5.i", %"16.i" |
| unreachable, !dbg !12 |
| |
| VEC_edge_base_index.exit7.i: ; preds = %"3.i5.i" |
| br i1 undef, label %may_unswitch_on.exit, label %"21.i", !dbg !12 |
| |
| "21.i": ; preds = %VEC_edge_base_index.exit7.i |
| br i1 undef, label %may_unswitch_on.exit, label %"23.i", !dbg !12 |
| |
| "23.i": ; preds = %"21.i" |
| br i1 undef, label %may_unswitch_on.exit, label %"26.i", !dbg !12 |
| |
| "26.i": ; preds = %"34.i", %"23.i" |
| %1 = icmp eq i32 undef, 9, !dbg !12 |
| br i1 %1, label %"34.i", label %"28.i", !dbg !12 |
| |
| "28.i": ; preds = %"26.i" |
| unreachable |
| |
| "34.i": ; preds = %"26.i" |
| br i1 undef, label %"26.i", label %"36.i", !dbg !12 |
| |
| "36.i": ; preds = %"34.i" |
| br i1 undef, label %"37.i", label %"38.i", !dbg !12 |
| |
| "37.i": ; preds = %"36.i" |
| br label %"38.i", !dbg !12 |
| |
| "38.i": ; preds = %"37.i", %"36.i" |
| br i1 undef, label %"39.i", label %"45.i", !dbg !12 |
| |
| "39.i": ; preds = %"38.i" |
| br i1 undef, label %"41.i", label %may_unswitch_on.exit, !dbg !12 |
| |
| "41.i": ; preds = %"39.i" |
| br i1 undef, label %may_unswitch_on.exit, label %"42.i", !dbg !12 |
| |
| "42.i": ; preds = %"41.i" |
| br i1 undef, label %may_unswitch_on.exit, label %"44.i", !dbg !12 |
| |
| "44.i": ; preds = %"42.i" |
| %2 = load ptr, ptr undef, align 8, !dbg !12 |
| call void @llvm.dbg.value(metadata ptr %2, metadata !6, metadata !DIExpression(DW_OP_deref)), !dbg !12 |
| br label %may_unswitch_on.exit, !dbg !12 |
| |
| "45.i": ; preds = %"38.i" |
| unreachable |
| |
| may_unswitch_on.exit: ; preds = %"44.i", %"42.i", %"41.i", %"39.i", %"23.i", %"21.i", %VEC_edge_base_index.exit7.i, %VEC_edge_base_index.exit.i, %"10.i", %"6.i", %"21" |
| %3 = phi ptr [ %2, %"44.i" ], [ null, %"6.i" ], [ null, %"10.i" ], [ null, %VEC_edge_base_index.exit7.i ], [ null, %VEC_edge_base_index.exit.i ], [ null, %"21.i" ], [ null, %"23.i" ], [ null, %"39.i" ], [ null, %"42.i" ], [ null, %"41.i" ], [ null, %"21" ] |
| br label %return |
| |
| "25": ; preds = %"14" |
| unreachable |
| |
| "return": |
| %result = phi ptr [ null, %entry ], [ %3, %may_unswitch_on.exit ] |
| ret ptr %result, !dbg !12 |
| } |
| |
| attributes #0 = { nounwind readnone } |
| attributes #1 = { nounwind uwtable } |
| |
| declare void @llvm.dbg.value(metadata, metadata, metadata) nounwind readnone |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!22} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "Apple clang version", isOptimized: true, emissionKind: FullDebug, file: !20, enums: !21, retainedTypes: !21, imports: null) |
| !1 = distinct !DISubprogram(name: "foo", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, file: !20, scope: !2, type: !3, retainedNodes: !19) |
| !2 = !DIFile(filename: "a.c", directory: "/private/tmp") |
| !3 = !DISubroutineType(types: !4) |
| !4 = !{!5} |
| !5 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !6 = !DILocalVariable(name: "i", line: 2, arg: 1, scope: !1, file: !2, type: !5) |
| !7 = !DILocalVariable(name: "c", line: 2, arg: 2, scope: !1, file: !2, type: !8) |
| !8 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, scope: !0, baseType: !9) |
| !9 = !DIBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char) |
| !10 = !DILocalVariable(name: "a", line: 3, scope: !11, file: !2, type: !9) |
| !11 = distinct !DILexicalBlock(line: 2, column: 25, file: !20, scope: !1) |
| !12 = !DILocation(line: 2, column: 13, scope: !1) |
| !19 = !{!6, !7, !10} |
| !20 = !DIFile(filename: "a.c", directory: "/private/tmp") |
| !21 = !{} |
| !22 = !{i32 1, !"Debug Info Version", i32 3} |