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1; RUN: llc %s -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,DAG %s2; RUN: llc %s -fast-isel=true -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,FAST %s3; RUN: llc %s -global-isel=true -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,GLOBAL %s4 5;; Run with assignment tracking enabled (use sed to add the module flag).6; RUN: sed 's/;Uncomment-with-sed//g' < %s \7; RUN: | llc -global-isel=false -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - \8; RUN: | FileCheck --check-prefixes=CHECK,DAG %s9 10;; Test that a dbg.value that uses a DIArgList is correctly converted to a11;; DBG_VALUE_LIST that uses the registers corresponding to its operands.12 13; CHECK-DAG: [[A_VAR:![0-9]+]] = !DILocalVariable(name: "a"14; CHECK-DAG: [[B_VAR:![0-9]+]] = !DILocalVariable(name: "b"15; CHECK-DAG: [[C_VAR:![0-9]+]] = !DILocalVariable(name: "c"16; CHECK-DAG: [[D_VAR:![0-9]+]] = !DILocalVariable(name: "d"17; CHECK-LABEL: bb.{{(0|1)}}.entry18; DAG-DAG: DBG_VALUE_LIST [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), %0, debug-location19; DAG-DAG: DBG_VALUE_LIST [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), %1, debug-location20; DAG: DBG_VALUE_LIST [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), %0, %1, debug-location21; DAG: DBG_VALUE_LIST [[D_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_eq, DW_OP_LLVM_arg, 0, DW_OP_ne, DW_OP_LLVM_arg, 1, DW_OP_gt, DW_OP_LLVM_arg, 0, DW_OP_lt, DW_OP_LLVM_arg, 1, DW_OP_le), %0, %1, debug-location22; FAST-DAG: DBG_VALUE $noreg, $noreg, [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location23; FAST-DAG: DBG_VALUE $noreg, $noreg, [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location24; FAST: DBG_VALUE $noreg, $noreg, [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), debug-location25; FAST: DBG_VALUE $noreg, $noreg, [[D_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_eq, DW_OP_LLVM_arg, 0, DW_OP_ne, DW_OP_LLVM_arg, 1, DW_OP_gt, DW_OP_LLVM_arg, 0, DW_OP_lt, DW_OP_LLVM_arg, 1, DW_OP_le), debug-location26; GLOBAL-DAG: DBG_VALUE $noreg, 0, [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location27; GLOBAL-DAG: DBG_VALUE $noreg, 0, [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location28; GLOBAL: DBG_VALUE $noreg, 0, [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), debug-location29; GLOBAL: DBG_VALUE $noreg, 0, [[D_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_eq, DW_OP_LLVM_arg, 0, DW_OP_ne, DW_OP_LLVM_arg, 1, DW_OP_gt, DW_OP_LLVM_arg, 0, DW_OP_lt, DW_OP_LLVM_arg, 1, DW_OP_le), debug-location30 31target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"32target triple = "x86_64-pc-windows-msvc19.16.27034"33 34define dso_local i32 @"?foo@@YAHHH@Z"(i32 %a, i32 %b) local_unnamed_addr !dbg !8 {35entry:36 call void @llvm.dbg.value(metadata !DIArgList(i32 %b), metadata !14, metadata !DIExpression(DW_OP_LLVM_arg, 0)), !dbg !1737 call void @llvm.dbg.value(metadata !DIArgList(i32 %a), metadata !15, metadata !DIExpression(DW_OP_LLVM_arg, 0)), !dbg !1738 call void @llvm.dbg.value(metadata !DIArgList(i32 %a, i32 %b), metadata !16, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus)), !dbg !1739 call void @llvm.dbg.value(metadata !DIArgList(i32 %a, i32 %b), metadata !20, metadata !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_eq, DW_OP_LLVM_arg, 0, DW_OP_ne, DW_OP_LLVM_arg, 1, DW_OP_gt, DW_OP_LLVM_arg, 0, DW_OP_lt, DW_OP_LLVM_arg, 1, DW_OP_le)), !dbg !1740 %mul = mul nsw i32 %b, %a, !dbg !1841 ret i32 %mul, !dbg !1842}43 44declare void @llvm.dbg.value(metadata, metadata, metadata)45 46!llvm.dbg.cu = !{!0}47!llvm.module.flags = !{!3, !4, !5,48;Uncomment-with-sed !19,49!6}50!llvm.ident = !{!7}51 52!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 11.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)53!1 = !DIFile(filename: "debug_value_list_selectiondag.cpp", directory: "/")54!2 = !{}55!3 = !{i32 2, !"CodeView", i32 1}56!4 = !{i32 2, !"Debug Info Version", i32 3}57!5 = !{i32 1, !"wchar_size", i32 2}58!6 = !{i32 7, !"PIC Level", i32 2}59!7 = !{!"clang version 11.0.0"}60!8 = distinct !DISubprogram(name: "foo", linkageName: "?foo@@YAHHH@Z", scope: !9, file: !9, line: 1, type: !10, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !13)61!9 = !DIFile(filename: ".\\debug_value_list.cpp", directory: "/tmp")62!10 = !DISubroutineType(types: !11)63!11 = !{!12, !12, !12}64!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)65!13 = !{!14, !15, !16}66!14 = !DILocalVariable(name: "b", arg: 2, scope: !8, file: !9, line: 1, type: !12)67!15 = !DILocalVariable(name: "a", arg: 1, scope: !8, file: !9, line: 1, type: !12)68!16 = !DILocalVariable(name: "c", scope: !8, file: !9, line: 2, type: !12)69!17 = !DILocation(line: 0, scope: !8)70!18 = !DILocation(line: 3, scope: !8)71!19 = !{i32 7, !"debug-info-assignment-tracking", i1 true}72!20 = !DILocalVariable(name: "d", scope: !8, file: !9, line: 2, type: !12)73