; RUN: llc -O0 -mtriple=x86_64-apple-darwin -filetype=asm %s -o - | FileCheck %s
; Ensure that we generate an indirect location for the variable length array a.
-; CHECK: ##DEBUG_VALUE: vla:a <- RDX
+; CHECK: ##DEBUG_VALUE: vla:a <- %RDX
; CHECK: DW_OP_breg1
; rdar://problem/13658587
;
target triple = "x86_64-apple-macosx10.8.0"
; Function Attrs: nounwind ssp uwtable
-define i32 @vla(i32 %n) nounwind ssp uwtable {
+define i32 @vla(i32 %n) nounwind ssp uwtable !dbg !4 {
entry:
%n.addr = alloca i32, align 4
%saved_stack = alloca i8*
%cleanup.dest.slot = alloca i32
store i32 %n, i32* %n.addr, align 4
- call void @llvm.dbg.declare(metadata i32* %n.addr, metadata !15, metadata !{!"0x102"}), !dbg !16
- %0 = load i32* %n.addr, align 4, !dbg !17
+ call void @llvm.dbg.declare(metadata i32* %n.addr, metadata !15, metadata !DIExpression()), !dbg !16
+ %0 = load i32, i32* %n.addr, align 4, !dbg !17
%1 = zext i32 %0 to i64, !dbg !17
%2 = call i8* @llvm.stacksave(), !dbg !17
store i8* %2, i8** %saved_stack, !dbg !17
%vla = alloca i32, i64 %1, align 16, !dbg !17
- call void @llvm.dbg.declare(metadata i32* %vla, metadata !18, metadata !{!"0x102\006"}), !dbg !17
- %arrayidx = getelementptr inbounds i32* %vla, i64 0, !dbg !22
+ call void @llvm.dbg.declare(metadata i32* %vla, metadata !18, metadata !DIExpression(DW_OP_deref)), !dbg !17
+ %arrayidx = getelementptr inbounds i32, i32* %vla, i64 0, !dbg !22
store i32 42, i32* %arrayidx, align 4, !dbg !22
- %3 = load i32* %n.addr, align 4, !dbg !23
+ %3 = load i32, i32* %n.addr, align 4, !dbg !23
%sub = sub nsw i32 %3, 1, !dbg !23
%idxprom = sext i32 %sub to i64, !dbg !23
- %arrayidx1 = getelementptr inbounds i32* %vla, i64 %idxprom, !dbg !23
- %4 = load i32* %arrayidx1, align 4, !dbg !23
+ %arrayidx1 = getelementptr inbounds i32, i32* %vla, i64 %idxprom, !dbg !23
+ %4 = load i32, i32* %arrayidx1, align 4, !dbg !23
store i32 1, i32* %cleanup.dest.slot
- %5 = load i8** %saved_stack, !dbg !24
+ %5 = load i8*, i8** %saved_stack, !dbg !24
call void @llvm.stackrestore(i8* %5), !dbg !24
ret i32 %4, !dbg !23
}
declare void @llvm.stackrestore(i8*) nounwind
; Function Attrs: nounwind ssp uwtable
-define i32 @main(i32 %argc, i8** %argv) nounwind ssp uwtable {
+define i32 @main(i32 %argc, i8** %argv) nounwind ssp uwtable !dbg !9 {
entry:
%retval = alloca i32, align 4
%argc.addr = alloca i32, align 4
%argv.addr = alloca i8**, align 8
store i32 0, i32* %retval
store i32 %argc, i32* %argc.addr, align 4
- call void @llvm.dbg.declare(metadata i32* %argc.addr, metadata !25, metadata !{!"0x102"}), !dbg !26
+ call void @llvm.dbg.declare(metadata i32* %argc.addr, metadata !25, metadata !DIExpression()), !dbg !26
store i8** %argv, i8*** %argv.addr, align 8
- call void @llvm.dbg.declare(metadata i8*** %argv.addr, metadata !27, metadata !{!"0x102"}), !dbg !26
- %0 = load i32* %argc.addr, align 4, !dbg !28
+ call void @llvm.dbg.declare(metadata i8*** %argv.addr, metadata !27, metadata !DIExpression()), !dbg !26
+ %0 = load i32, i32* %argc.addr, align 4, !dbg !28
%call = call i32 @vla(i32 %0), !dbg !28
ret i32 %call, !dbg !28
}
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!29}
-!0 = !{!"0x11\0012\00clang version 3.3 \000\00\000\00\001", !1, !2, !2, !3, !2, !2} ; [ DW_TAG_compile_unit ] [/vla.c] [DW_LANG_C99]
-!1 = !{!"vla.c", !""}
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.3 ", isOptimized: false, emissionKind: 1, file: !1, enums: !2, retainedTypes: !2, subprograms: !3, globals: !2, imports: !2)
+!1 = !DIFile(filename: "vla.c", directory: "")
!2 = !{}
!3 = !{!4, !9}
-!4 = !{!"0x2e\00vla\00vla\00\001\000\001\000\006\00256\000\001", !1, !5, !6, null, i32 (i32)* @vla, null, null, !2} ; [ DW_TAG_subprogram ] [line 1] [def] [vla]
-!5 = !{!"0x29", !1} ; [ DW_TAG_file_type ] [/vla.c]
-!6 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !7, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!4 = distinct !DISubprogram(name: "vla", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !1, scope: !5, type: !6, variables: !2)
+!5 = !DIFile(filename: "vla.c", directory: "")
+!6 = !DISubroutineType(types: !7)
!7 = !{!8, !8}
-!8 = !{!"0x24\00int\000\0032\0032\000\000\005", null, null} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
-!9 = !{!"0x2e\00main\00main\00\007\000\001\000\006\00256\000\007", !1, !5, !10, null, i32 (i32, i8**)* @main, null, null, !2} ; [ DW_TAG_subprogram ] [line 7] [def] [main]
-!10 = !{!"0x15\00\000\000\000\000\000\000", i32 0, null, null, !11, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ]
+!8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!9 = distinct !DISubprogram(name: "main", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 7, file: !1, scope: !5, type: !10, variables: !2)
+!10 = !DISubroutineType(types: !11)
!11 = !{!8, !8, !12}
-!12 = !{!"0xf\00\000\0064\0064\000\000", null, null, !13} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ]
-!13 = !{!"0xf\00\000\0064\0064\000\000", null, null, !14} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from char]
-!14 = !{!"0x24\00char\000\008\008\000\000\006", null, null} ; [ DW_TAG_base_type ] [char] [line 0, size 8, align 8, offset 0, enc DW_ATE_signed_char]
-!15 = !{!"0x101\00n\0016777217\000", !4, !5, !8} ; [ DW_TAG_arg_variable ] [n] [line 1]
-!16 = !MDLocation(line: 1, scope: !4)
-!17 = !MDLocation(line: 2, scope: !4)
-!18 = !{!"0x100\00a\002\000", !4, !5, !19} ; [ DW_TAG_auto_variable ] [a] [line 2]
-!19 = !{!"0x1\00\000\000\0032\000\000", null, null, !8, !20, i32 0, null, null, null} ; [ DW_TAG_array_type ] [line 0, size 0, align 32, offset 0] [from int]
+!12 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !13)
+!13 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !14)
+!14 = !DIBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char)
+!15 = !DILocalVariable(name: "n", line: 1, arg: 1, scope: !4, file: !5, type: !8)
+!16 = !DILocation(line: 1, scope: !4)
+!17 = !DILocation(line: 2, scope: !4)
+!18 = !DILocalVariable(name: "a", line: 2, scope: !4, file: !5, type: !19)
+!19 = !DICompositeType(tag: DW_TAG_array_type, align: 32, baseType: !8, elements: !20)
!20 = !{!21}
-!21 = !{!"0x21\000\00-1"} ; [ DW_TAG_subrange_type ] [unbounded]
-!22 = !MDLocation(line: 3, scope: !4)
-!23 = !MDLocation(line: 4, scope: !4)
-!24 = !MDLocation(line: 5, scope: !4)
-!25 = !{!"0x101\00argc\0016777223\000", !9, !5, !8} ; [ DW_TAG_arg_variable ] [argc] [line 7]
-!26 = !MDLocation(line: 7, scope: !9)
-!27 = !{!"0x101\00argv\0033554439\000", !9, !5, !12} ; [ DW_TAG_arg_variable ] [argv] [line 7]
-!28 = !MDLocation(line: 8, scope: !9)
-!29 = !{i32 1, !"Debug Info Version", i32 2}
+!21 = !DISubrange(count: -1)
+!22 = !DILocation(line: 3, scope: !4)
+!23 = !DILocation(line: 4, scope: !4)
+!24 = !DILocation(line: 5, scope: !4)
+!25 = !DILocalVariable(name: "argc", line: 7, arg: 1, scope: !9, file: !5, type: !8)
+!26 = !DILocation(line: 7, scope: !9)
+!27 = !DILocalVariable(name: "argv", line: 7, arg: 2, scope: !9, file: !5, type: !12)
+!28 = !DILocation(line: 8, scope: !9)
+!29 = !{i32 1, !"Debug Info Version", i32 3}
projects / oota-llvm.git / blobdiff