190 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			190 lines
		
	
	
		
			7.5 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc < %s | FileCheck %s --check-prefix=ASM
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| ; RUN: llc < %s -filetype=obj | llvm-readobj - -codeview | FileCheck %s --check-prefix=OBJ
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| ; RUN: llc < %s -filetype=obj | obj2yaml | FileCheck %s --check-prefix=YAML
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| 
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| ; C++ source to regenerate:
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| ; $ cat t.cpp
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| ; int first;
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| ; template <typename T> struct A { static const int comdat = 3; };
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| ; const int *middle = &A<void>::comdat;
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| ; int last;
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| ; $ clang t.cpp -S -emit-llvm -g -gcodeview -o t.ll
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| 
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| ; ASM:        .section        .debug$S,"dr"
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| ; ASM:        .p2align        2
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| ; ASM:        .long   4                       # Debug section magic
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| 
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| ; ASM:        .short  {{.*-.*}}               # Record length
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| ; ASM:        .short  4364                    # Record kind: S_LDATA32
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| ; ASM:        .long   116                     # Type
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| ; ASM:        .secrel32       "?first@@3HA"   # DataOffset
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| ; ASM:        .secidx "?first@@3HA"           # Segment
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| ; ASM:        .asciz  "first"                 # Name
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| 
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| ; ASM:        .short  {{.*-.*}}               # Record length
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| ; ASM:        .short  4371                    # Record kind: S_GTHREAD32
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| ; ASM:        .long   4097                    # Type
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| ; ASM:        .secrel32       "?middle@@3PEBHEB" # DataOffset
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| ; ASM:        .secidx "?middle@@3PEBHEB"      # Segment
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| ; ASM:        .asciz  "middle"                # Name
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| 
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| ; ASM:        .short  {{.*-.*}}               # Record length
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| ; ASM:        .short  4365                    # Record kind: S_GDATA32
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| ; ASM:        .long   116                     # Type
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| ; ASM:        .secrel32       "?last@@3HA"    # DataOffset
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| ; ASM:        .secidx "?last@@3HA"            # Segment
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| ; ASM:        .asciz  "last"                  # Name
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| 
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| ; ASM:        .section        .debug$S,"dr",associative,"?comdat@?$A@X@@2HB"
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| ; ASM:        .p2align        2
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| ; ASM:        .long   4                       # Debug section magic
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| 
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| ; ASM:        .short  {{.*-.*}}               # Record length
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| ; ASM:        .short  4365                    # Record kind: S_GDATA32
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| ; ASM:        .long   4096                    # Type
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| ; ASM:        .secrel32       "?comdat@?$A@X@@2HB" # DataOffset
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| ; ASM:        .secidx "?comdat@?$A@X@@2HB"    # Segment
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| ; ASM:        .asciz  "comdat"                # Name
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| 
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| ; OBJ: CodeViewTypes [
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| ; OBJ:   Section: .debug$T
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| ; OBJ:   Magic: 0x4
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| ; OBJ:   Modifier (0x1000) {
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| ; OBJ:     TypeLeafKind: LF_MODIFIER (0x1001)
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| ; OBJ:     ModifiedType: int (0x74)
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| ; OBJ:     Modifiers [ (0x1)
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| ; OBJ:       Const (0x1)
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| ; OBJ:     ]
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| ; OBJ:   }
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| ; OBJ:   Pointer (0x1001) {
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| ; OBJ:     TypeLeafKind: LF_POINTER (0x1002)
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| ; OBJ:     PointeeType: const int (0x1000)
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| ; OBJ:     PtrType: Near64 (0xC)
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| ; OBJ:     PtrMode: Pointer (0x0)
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| ; OBJ:     IsFlat: 0
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| ; OBJ:     IsConst: 0
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| ; OBJ:     IsVolatile: 0
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| ; OBJ:     IsUnaligned: 0
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| ; OBJ:   }
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| ; OBJ: ]
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| 
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| ; OBJ: CodeViewDebugInfo [
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| ; OBJ:   Section: .debug$S
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| ; OBJ:   Magic: 0x4
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| ; OBJ:   Subsection [
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| ; OBJ:     SubSectionType: Symbols (0xF1)
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| ; OBJ:     DataSym {
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| ; OBJ:       Kind: S_LDATA32 (0x110C)
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| ; OBJ:       DataOffset: ?first@@3HA+0x0
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| ; OBJ:       Type: int (0x74)
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| ; OBJ:       DisplayName: first
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| ; OBJ:       LinkageName: ?first@@3HA
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| ; OBJ:     }
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| ; OBJ:     GlobalTLS {
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| ; OBJ:       DataOffset: ?middle@@3PEBHEB+0x0
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| ; OBJ:       Type: const int* (0x1001)
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| ; OBJ:       DisplayName: middle
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| ; OBJ:       LinkageName: ?middle@@3PEBHEB
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| ; OBJ:     }
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| ; OBJ:     GlobalData {
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| ; OBJ:       Kind: S_GDATA32 (0x110D)
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| ; OBJ:       DataOffset: ?last@@3HA+0x0
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| ; OBJ:       Type: int (0x74)
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| ; OBJ:       DisplayName: last
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| ; OBJ:       LinkageName: ?last@@3HA
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| ; OBJ:     }
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| ; OBJ:   ]
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| ; OBJ: ]
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| ; OBJ: CodeViewDebugInfo [
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| ; OBJ:   Section: .debug$S
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| ; OBJ:   Magic: 0x4
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| ; OBJ:   Subsection [
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| ; OBJ:     SubSectionType: Symbols (0xF1)
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| ; OBJ:     GlobalData {
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| ; OBJ:       DataOffset: ?comdat@?$A@X@@2HB+0x0
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| ; OBJ:       Type: const int (0x1000)
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| ; OBJ:       DisplayName: comdat
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| ; OBJ:       LinkageName: ?comdat@?$A@X@@2HB
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| ; OBJ:     }
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| ; OBJ:   ]
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| ; OBJ: ]
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| 
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| ; YAML-LABEL:  - Name:            '.debug$S'
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| ; YAML:    Subsections:
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| ; YAML:      - !Symbols
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| ; YAML:        Records:
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| ; YAML:          - Kind:            S_COMPILE3
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| ; YAML:            Compile3Sym:
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| ; YAML:      - !Symbols
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| ; YAML:        Records:
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| ; YAML:          - Kind:            S_LDATA32
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| ; YAML:            DataSym:
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| ; YAML-NOT: Segment
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| ; YAML:              Type:            116
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| ; YAML-NOT: Segment
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| ; YAML:              DisplayName:     first
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| ; YAML-NOT: Segment
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| ; YAML:          - Kind:            S_GTHREAD32
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| ; YAML:            ThreadLocalDataSym:
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| ; YAML:              Type:            4097
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| ; YAML:              DisplayName:     middle
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| ; YAML:          - Kind:            S_GDATA32
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| ; YAML:            DataSym:
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| ; YAML-NOT: Segment
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| ; YAML:              Type:            116
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| ; YAML-NOT: Offset
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| ; YAML-NOT: Segment
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| ; YAML:              DisplayName:     last
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| ; YAML-NOT: Segment
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| 
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| ; The missing offsets are represented as relocations against this section.
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| ; YAML:    Relocations:
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| ; YAML:      - VirtualAddress:  92
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| ; YAML:        SymbolName:      '?first@@3HA'
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| ; YAML:        Type:            IMAGE_REL_AMD64_SECREL
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| ; YAML:      - VirtualAddress:  96
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| ; YAML:        SymbolName:      '?first@@3HA'
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| ; YAML:        Type:            IMAGE_REL_AMD64_SECTION
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| 
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| ; ModuleID = 't.cpp'
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| source_filename = "t.cpp"
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| target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
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| target triple = "x86_64-pc-windows-msvc19.0.23918"
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| 
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| $"\01?comdat@?$A@X@@2HB" = comdat any
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| 
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| @"\01?first@@3HA" = internal global i32 0, align 4, !dbg !0
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| @"\01?comdat@?$A@X@@2HB" = linkonce_odr constant i32 3, comdat, align 4, !dbg !6
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| @"\01?middle@@3PEBHEB" = thread_local global i32* @"\01?comdat@?$A@X@@2HB", align 8, !dbg !15
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| @"\01?last@@3HA" = global i32 0, align 4, !dbg !18
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| 
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| !llvm.dbg.cu = !{!2}
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| !llvm.module.flags = !{!20, !21, !22}
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| !llvm.ident = !{!23}
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| 
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| !0 = distinct !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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| !1 = !DIGlobalVariable(name: "first", linkageName: "\01?first@@3HA", scope: !2, file: !3, line: 1, type: !9, isLocal: true, isDefinition: true)
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| !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 3.9.0 (trunk 271937)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5)
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| !3 = !DIFile(filename: "t.cpp", directory: "D:\5Csrc\5Cllvm\5Cbuild")
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| !4 = !{}
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| !5 = !{!0, !6, !15, !18}
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| !6 = distinct !DIGlobalVariableExpression(var: !7, expr: !DIExpression())
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| !7 = !DIGlobalVariable(name: "comdat", linkageName: "\01?comdat@?$A@X@@2HB", scope: !2, file: !3, line: 2, type: !8, isLocal: false, isDefinition: true, declaration: !10)
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| !8 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !9)
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| !9 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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| !10 = !DIDerivedType(tag: DW_TAG_member, name: "comdat", scope: !11, file: !3, line: 2, baseType: !8, flags: DIFlagStaticMember, extraData: i32 3)
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| !11 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "A<void>", file: !3, line: 2, size: 8, align: 8, elements: !12, templateParams: !13)
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| !12 = !{!10}
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| !13 = !{!14}
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| !14 = !DITemplateTypeParameter(name: "T", type: null)
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| !15 = distinct !DIGlobalVariableExpression(var: !16, expr: !DIExpression())
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| !16 = !DIGlobalVariable(name: "middle", linkageName: "\01?middle@@3PEBHEB", scope: !2, file: !3, line: 3, type: !17, isLocal: false, isDefinition: true)
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| !17 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !8, size: 64, align: 64)
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| !18 = distinct !DIGlobalVariableExpression(var: !19, expr: !DIExpression())
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| !19 = !DIGlobalVariable(name: "last", linkageName: "\01?last@@3HA", scope: !2, file: !3, line: 4, type: !9, isLocal: false, isDefinition: true)
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| !20 = !{i32 2, !"CodeView", i32 1}
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| !21 = !{i32 2, !"Debug Info Version", i32 3}
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| !22 = !{i32 1, !"PIC Level", i32 2}
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| !23 = !{!"clang version 3.9.0 (trunk 271937)"}
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| 
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