1; RUN: llc %s -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,DAG %s 2; RUN: llc %s -fast-isel=true -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,FAST %s 3; RUN: llc %s -global-isel=true -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,GLOBAL %s 4 5;; Run with experimental debuginfo iterators. 6; RUN: llc --try-experimental-debuginfo-iterators %s -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,DAG %s 7; RUN: llc --try-experimental-debuginfo-iterators %s -fast-isel=true -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,FAST %s 8; RUN: llc --try-experimental-debuginfo-iterators %s -global-isel=true -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - | FileCheck --check-prefixes=CHECK,GLOBAL %s 9 10;; Run with assignment tracking enabled (use sed to add the module flag). 11; RUN: sed 's/;Uncomment-with-sed//g' < %s \ 12; RUN: | llc -global-isel=false -start-after=codegenprepare -stop-before=finalize-isel -experimental-debug-variable-locations=false -o - \ 13; RUN: | FileCheck --check-prefixes=CHECK,DAG %s 14 15;; Test that a dbg.value that uses a DIArgList is correctly converted to a 16;; DBG_VALUE_LIST that uses the registers corresponding to its operands. 17 18; CHECK-DAG: [[A_VAR:![0-9]+]] = !DILocalVariable(name: "a" 19; CHECK-DAG: [[B_VAR:![0-9]+]] = !DILocalVariable(name: "b" 20; CHECK-DAG: [[C_VAR:![0-9]+]] = !DILocalVariable(name: "c" 21; CHECK-DAG: [[D_VAR:![0-9]+]] = !DILocalVariable(name: "d" 22; CHECK-LABEL: bb.{{(0|1)}}.entry 23; DAG-DAG: DBG_VALUE_LIST [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), %0, debug-location 24; DAG-DAG: DBG_VALUE_LIST [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), %1, debug-location 25; DAG: DBG_VALUE_LIST [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), %0, %1, debug-location 26; 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-location 27; FAST-DAG: DBG_VALUE $noreg, $noreg, [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location 28; FAST-DAG: DBG_VALUE $noreg, $noreg, [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location 29; FAST: DBG_VALUE $noreg, $noreg, [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), debug-location 30; 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-location 31; GLOBAL-DAG: DBG_VALUE $noreg, 0, [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location 32; GLOBAL-DAG: DBG_VALUE $noreg, 0, [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location 33; GLOBAL: DBG_VALUE $noreg, 0, [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), debug-location 34; 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-location 35 36target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 37target triple = "x86_64-pc-windows-msvc19.16.27034" 38 39define dso_local i32 @"?foo@@YAHHH@Z"(i32 %a, i32 %b) local_unnamed_addr !dbg !8 { 40entry: 41 call void @llvm.dbg.value(metadata !DIArgList(i32 %b), metadata !14, metadata !DIExpression(DW_OP_LLVM_arg, 0)), !dbg !17 42 call void @llvm.dbg.value(metadata !DIArgList(i32 %a), metadata !15, metadata !DIExpression(DW_OP_LLVM_arg, 0)), !dbg !17 43 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 !17 44 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 !17 45 %mul = mul nsw i32 %b, %a, !dbg !18 46 ret i32 %mul, !dbg !18 47} 48 49declare void @llvm.dbg.value(metadata, metadata, metadata) 50 51!llvm.dbg.cu = !{!0} 52!llvm.module.flags = !{!3, !4, !5, 53;Uncomment-with-sed !19, 54!6} 55!llvm.ident = !{!7} 56 57!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) 58!1 = !DIFile(filename: "debug_value_list_selectiondag.cpp", directory: "/") 59!2 = !{} 60!3 = !{i32 2, !"CodeView", i32 1} 61!4 = !{i32 2, !"Debug Info Version", i32 3} 62!5 = !{i32 1, !"wchar_size", i32 2} 63!6 = !{i32 7, !"PIC Level", i32 2} 64!7 = !{!"clang version 11.0.0"} 65!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) 66!9 = !DIFile(filename: ".\\debug_value_list.cpp", directory: "/tmp") 67!10 = !DISubroutineType(types: !11) 68!11 = !{!12, !12, !12} 69!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 70!13 = !{!14, !15, !16} 71!14 = !DILocalVariable(name: "b", arg: 2, scope: !8, file: !9, line: 1, type: !12) 72!15 = !DILocalVariable(name: "a", arg: 1, scope: !8, file: !9, line: 1, type: !12) 73!16 = !DILocalVariable(name: "c", scope: !8, file: !9, line: 2, type: !12) 74!17 = !DILocation(line: 0, scope: !8) 75!18 = !DILocation(line: 3, scope: !8) 76!19 = !{i32 7, !"debug-info-assignment-tracking", i1 true} 77!20 = !DILocalVariable(name: "d", scope: !8, file: !9, line: 2, type: !12) 78