forked from OSchip/llvm-project
159 lines
8.5 KiB
LLVM
159 lines
8.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs
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; RUN: opt -verify -iroutliner -ir-outlining-no-cost < %s | \
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; RUN: llc -filetype=obj -mtriple=aarch64-- | llvm-dwarfdump - | FileCheck %s
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; RUN: opt -S -verify -iroutliner -ir-outlining-no-cost < %s | FileCheck -check-prefix=IRDEBUG %s
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; Ensure that the IR Outliner produces valid DWARF debug information when
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; creating outlined functions.
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; CHECK: DW_TAG_compile_unit
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; CHECK-DAG: DW_AT_name ("outline_debug1")
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; Check the high address of bar. This is one past the end of bar. It should be
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; the beginning of the outlined function.
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; CHECK: DW_AT_high_pc ([[ONE_PAST_BAR:0x[a-f0-9]+]])
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; CHECK-NEXT: DW_AT_frame_base (DW_OP_reg31 WSP)
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; CHECK-NEXT: DW_AT_linkage_name ("outline_debug2")
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; CHECK-NEXT: DW_AT_name ("outline_debug2")
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; Check the outlined function's DWARF.
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; CHECK-DAG: DW_TAG_subprogram
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; CHECK-NEXT: DW_AT_low_pc ([[ONE_PAST_BAR]])
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; CHECK-NEXT: DW_AT_high_pc (0x{{[0-9a-f]+}})
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; CHECK-NEXT: DW_AT_frame_base (DW_OP_reg31 WSP)
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; CHECK-NEXT: DW_AT_linkage_name ("[[NAME:outlined_ir_func_[0-9]+]]")
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; CHECK-NEXT: DW_AT_name ("[[NAME]]")
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; CHECK-NEXT: DW_AT_artificial (true)
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; CHECK-NEXT: DW_AT_external (true)
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define void @outline_debug1() !dbg !6 {
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entry:
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%a = alloca i32, align 4, !dbg !17
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call void @llvm.dbg.value(metadata i32* %a, metadata !9, metadata !DIExpression()), !dbg !17
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%b = alloca i32, align 4, !dbg !18
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call void @llvm.dbg.value(metadata i32* %b, metadata !11, metadata !DIExpression()), !dbg !18
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%c = alloca i32, align 4, !dbg !19
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call void @llvm.dbg.value(metadata i32* %c, metadata !12, metadata !DIExpression()), !dbg !19
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store i32 2, i32* %a, align 4, !dbg !20
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store i32 3, i32* %b, align 4, !dbg !21
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store i32 4, i32* %c, align 4, !dbg !22
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%al = load i32, i32* %a, align 4, !dbg !23
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call void @llvm.dbg.value(metadata i32 %al, metadata !13, metadata !DIExpression()), !dbg !23
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%bl = load i32, i32* %b, align 4, !dbg !24
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call void @llvm.dbg.value(metadata i32 %bl, metadata !15, metadata !DIExpression()), !dbg !24
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%cl = load i32, i32* %c, align 4, !dbg !25
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call void @llvm.dbg.value(metadata i32 %cl, metadata !16, metadata !DIExpression()), !dbg !25
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ret void, !dbg !26
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}
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define void @outline_debug2() !dbg !27 {
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entry:
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%a = alloca i32, align 4, !dbg !35
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call void @llvm.dbg.value(metadata i32* %a, metadata !29, metadata !DIExpression()), !dbg !35
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%b = alloca i32, align 4, !dbg !36
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call void @llvm.dbg.value(metadata i32* %b, metadata !30, metadata !DIExpression()), !dbg !36
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%c = alloca i32, align 4, !dbg !37
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call void @llvm.dbg.value(metadata i32* %c, metadata !31, metadata !DIExpression()), !dbg !37
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store i32 2, i32* %a, align 4, !dbg !38
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store i32 3, i32* %b, align 4, !dbg !39
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store i32 4, i32* %c, align 4, !dbg !40
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%al = load i32, i32* %a, align 4, !dbg !41
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call void @llvm.dbg.value(metadata i32 %al, metadata !32, metadata !DIExpression()), !dbg !41
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%bl = load i32, i32* %b, align 4, !dbg !42
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call void @llvm.dbg.value(metadata i32 %bl, metadata !33, metadata !DIExpression()), !dbg !42
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%cl = load i32, i32* %c, align 4, !dbg !43
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call void @llvm.dbg.value(metadata i32 %cl, metadata !34, metadata !DIExpression()), !dbg !43
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ret void, !dbg !44
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}
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; Function Attrs: nounwind readnone speculatable willreturn
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declare void @llvm.dbg.value(metadata, metadata, metadata) #0
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attributes #0 = { nounwind readnone speculatable willreturn }
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!llvm.dbg.cu = !{!0}
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!llvm.debugify = !{!3, !4}
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!llvm.module.flags = !{!5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "llvm/test/DebugInfo/ir-outliner.ll", directory: "/")
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!2 = !{}
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!3 = !{i32 20}
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!4 = !{i32 12}
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!5 = !{i32 2, !"Debug Info Version", i32 3}
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!6 = distinct !DISubprogram(name: "outline_debug1", linkageName: "outline_debug1", scope: null, file: !1, line: 1, type: !7, scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !8)
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!7 = !DISubroutineType(types: !2)
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!8 = !{!9, !11, !12, !13, !15, !16}
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!9 = !DILocalVariable(name: "1", scope: !6, file: !1, line: 1, type: !10)
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!10 = !DIBasicType(name: "ty64", size: 64, encoding: DW_ATE_unsigned)
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!11 = !DILocalVariable(name: "2", scope: !6, file: !1, line: 2, type: !10)
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!12 = !DILocalVariable(name: "3", scope: !6, file: !1, line: 3, type: !10)
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!13 = !DILocalVariable(name: "4", scope: !6, file: !1, line: 7, type: !14)
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!14 = !DIBasicType(name: "ty32", size: 32, encoding: DW_ATE_unsigned)
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!15 = !DILocalVariable(name: "5", scope: !6, file: !1, line: 8, type: !14)
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!16 = !DILocalVariable(name: "6", scope: !6, file: !1, line: 9, type: !14)
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!17 = !DILocation(line: 1, column: 1, scope: !6)
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!18 = !DILocation(line: 2, column: 1, scope: !6)
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!19 = !DILocation(line: 3, column: 1, scope: !6)
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!20 = !DILocation(line: 4, column: 1, scope: !6)
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!21 = !DILocation(line: 5, column: 1, scope: !6)
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!22 = !DILocation(line: 6, column: 1, scope: !6)
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!23 = !DILocation(line: 7, column: 1, scope: !6)
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!24 = !DILocation(line: 8, column: 1, scope: !6)
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!25 = !DILocation(line: 9, column: 1, scope: !6)
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!26 = !DILocation(line: 10, column: 1, scope: !6)
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!27 = distinct !DISubprogram(name: "outline_debug2", linkageName: "outline_debug2", scope: null, file: !1, line: 11, type: !7, scopeLine: 11, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !28)
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!28 = !{!29, !30, !31, !32, !33, !34}
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!29 = !DILocalVariable(name: "7", scope: !27, file: !1, line: 11, type: !10)
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!30 = !DILocalVariable(name: "8", scope: !27, file: !1, line: 12, type: !10)
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!31 = !DILocalVariable(name: "9", scope: !27, file: !1, line: 13, type: !10)
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!32 = !DILocalVariable(name: "10", scope: !27, file: !1, line: 17, type: !14)
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!33 = !DILocalVariable(name: "11", scope: !27, file: !1, line: 18, type: !14)
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!34 = !DILocalVariable(name: "12", scope: !27, file: !1, line: 19, type: !14)
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!35 = !DILocation(line: 11, column: 1, scope: !27)
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!36 = !DILocation(line: 12, column: 1, scope: !27)
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!37 = !DILocation(line: 13, column: 1, scope: !27)
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!38 = !DILocation(line: 14, column: 1, scope: !27)
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!39 = !DILocation(line: 15, column: 1, scope: !27)
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!40 = !DILocation(line: 16, column: 1, scope: !27)
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!41 = !DILocation(line: 17, column: 1, scope: !27)
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!42 = !DILocation(line: 18, column: 1, scope: !27)
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!43 = !DILocation(line: 19, column: 1, scope: !27)
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!44 = !DILocation(line: 20, column: 1, scope: !27)
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; IRDEBUG-LABEL: @outline_debug1(
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; IRDEBUG-NEXT: entry:
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; IRDEBUG-NEXT: [[A:%.*]] = alloca i32, align 4, !dbg [[DBG17:![0-9]+]]
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; IRDEBUG-NEXT: call void @llvm.dbg.value(metadata i32* [[A]], metadata [[META9:![0-9]+]], metadata !DIExpression()), !dbg [[DBG17]]
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; IRDEBUG-NEXT: [[B:%.*]] = alloca i32, align 4, !dbg [[DBG18:![0-9]+]]
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; IRDEBUG-NEXT: call void @llvm.dbg.value(metadata i32* [[B]], metadata [[META11:![0-9]+]], metadata !DIExpression()), !dbg [[DBG18]]
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; IRDEBUG-NEXT: [[C:%.*]] = alloca i32, align 4, !dbg [[DBG19:![0-9]+]]
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; IRDEBUG-NEXT: call void @llvm.dbg.value(metadata i32* [[C]], metadata [[META12:![0-9]+]], metadata !DIExpression()), !dbg [[DBG19]]
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; IRDEBUG-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]]), !dbg [[DBG20:![0-9]+]]
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; IRDEBUG-NEXT: ret void, !dbg [[DBG21:![0-9]+]]
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;
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;
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; IRDEBUG-LABEL: @outline_debug2(
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; IRDEBUG-NEXT: entry:
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; IRDEBUG-NEXT: [[A:%.*]] = alloca i32, align 4, !dbg [[DBG30:![0-9]+]]
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; IRDEBUG-NEXT: call void @llvm.dbg.value(metadata i32* [[A]], metadata [[META24:![0-9]+]], metadata !DIExpression()), !dbg [[DBG30]]
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; IRDEBUG-NEXT: [[B:%.*]] = alloca i32, align 4, !dbg [[DBG31:![0-9]+]]
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; IRDEBUG-NEXT: call void @llvm.dbg.value(metadata i32* [[B]], metadata [[META25:![0-9]+]], metadata !DIExpression()), !dbg [[DBG31]]
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; IRDEBUG-NEXT: [[C:%.*]] = alloca i32, align 4, !dbg [[DBG32:![0-9]+]]
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; IRDEBUG-NEXT: call void @llvm.dbg.value(metadata i32* [[C]], metadata [[META26:![0-9]+]], metadata !DIExpression()), !dbg [[DBG32]]
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; IRDEBUG-NEXT: call void @outlined_ir_func_0(i32* [[A]], i32* [[B]], i32* [[C]]), !dbg [[DBG33:![0-9]+]]
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; IRDEBUG-NEXT: ret void, !dbg [[DBG34:![0-9]+]]
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;
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;
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; IRDEBUG: @outlined_ir_func_0(i32* [[TMP0:%.*]], i32* [[TMP1:%.*]], i32* [[TMP2:%.*]])
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; IRDEBUG: entry_to_outline:
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; IRDEBUG-NEXT: store i32 2, i32* [[TMP0]], align 4
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; IRDEBUG-NEXT: store i32 3, i32* [[TMP1]], align 4
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; IRDEBUG-NEXT: store i32 4, i32* [[TMP2]], align 4
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; IRDEBUG-NEXT: [[AL:%.*]] = load i32, i32* [[TMP0]], align 4
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; IRDEBUG-NEXT: [[BL:%.*]] = load i32, i32* [[TMP1]], align 4
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; IRDEBUG-NEXT: [[CL:%.*]] = load i32, i32* [[TMP2]], align 4
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; IRDEBUG-NEXT: br label [[ENTRY_AFTER_OUTLINE_EXITSTUB:%.*]]
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;
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