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
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 %s
10 ;; Test that a dbg.value that uses a DIArgList is correctly converted to a
11 ;; DBG_VALUE_LIST that uses the registers corresponding to its operands.
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)}}.entry
18 ; DAG-DAG: DBG_VALUE_LIST [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), %0, debug-location
19 ; DAG-DAG: DBG_VALUE_LIST [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), %1, debug-location
20 ; DAG: DBG_VALUE_LIST [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), %0, %1, debug-location
21 ; 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
22 ; FAST-DAG: DBG_VALUE $noreg, $noreg, [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location
23 ; FAST-DAG: DBG_VALUE $noreg, $noreg, [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location
24 ; FAST: DBG_VALUE $noreg, $noreg, [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), debug-location
25 ; 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
26 ; GLOBAL-DAG: DBG_VALUE $noreg, 0, [[A_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location
27 ; GLOBAL-DAG: DBG_VALUE $noreg, 0, [[B_VAR]], !DIExpression(DW_OP_LLVM_arg, 0), debug-location
28 ; GLOBAL: DBG_VALUE $noreg, 0, [[C_VAR]], !DIExpression(DW_OP_LLVM_arg, 0, DW_OP_LLVM_arg, 1, DW_OP_plus), debug-location
29 ; 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
31 target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
32 target triple = "x86_64-pc-windows-msvc19.16.27034"
34 define dso_local i32 @"?foo@@YAHHH@Z"(i32 %a, i32 %b) local_unnamed_addr !dbg !8 {
36 call void @llvm.dbg.value(metadata !DIArgList(i32 %b), metadata !14, metadata !DIExpression(DW_OP_LLVM_arg, 0)), !dbg !17
37 call void @llvm.dbg.value(metadata !DIArgList(i32 %a), metadata !15, metadata !DIExpression(DW_OP_LLVM_arg, 0)), !dbg !17
38 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
39 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
40 %mul = mul nsw i32 %b, %a, !dbg !18
41 ret i32 %mul, !dbg !18
44 declare void @llvm.dbg.value(metadata, metadata, metadata)
47 !llvm.module.flags = !{!3, !4, !5,
48 ;Uncomment-with-sed !19,
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: "/")
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)