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author | robot-piglet <robot-piglet@yandex-team.com> | 2025-03-05 13:38:11 +0300 |
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committer | robot-piglet <robot-piglet@yandex-team.com> | 2025-03-05 13:49:53 +0300 |
commit | 9eed360f02de773a5ed2de5d2a3e81fc7f06acfa (patch) | |
tree | 744a4054e64eb443073c7c6ad36b29cedcf9c2e6 /contrib/libs/llvm14/lib/CodeGen/AsmPrinter/DwarfFile.h | |
parent | c141a5c40bda2eed1a68b0626ffdae5fd19359a6 (diff) | |
download | ydb-9eed360f02de773a5ed2de5d2a3e81fc7f06acfa.tar.gz |
Intermediate changes
commit_hash:2ec2671384dd8e604d41bc5c52c2f7858e4afea6
Diffstat (limited to 'contrib/libs/llvm14/lib/CodeGen/AsmPrinter/DwarfFile.h')
-rw-r--r-- | contrib/libs/llvm14/lib/CodeGen/AsmPrinter/DwarfFile.h | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/contrib/libs/llvm14/lib/CodeGen/AsmPrinter/DwarfFile.h b/contrib/libs/llvm14/lib/CodeGen/AsmPrinter/DwarfFile.h deleted file mode 100644 index 79a6ce7801b..00000000000 --- a/contrib/libs/llvm14/lib/CodeGen/AsmPrinter/DwarfFile.h +++ /dev/null @@ -1,184 +0,0 @@ -//===- llvm/CodeGen/DwarfFile.h - Dwarf Debug Framework ---------*- C++ -*-===// -// -// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. -// See https://llvm.org/LICENSE.txt for license information. -// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception -// -//===----------------------------------------------------------------------===// - -#ifndef LLVM_LIB_CODEGEN_ASMPRINTER_DWARFFILE_H -#define LLVM_LIB_CODEGEN_ASMPRINTER_DWARFFILE_H - -#include "DwarfStringPool.h" -#include "llvm/ADT/DenseMap.h" -#include "llvm/ADT/SmallVector.h" -#include "llvm/ADT/StringRef.h" -#include "llvm/CodeGen/DIE.h" -#include "llvm/Support/Allocator.h" -#include <map> -#include <memory> -#include <utility> - -namespace llvm { - -class AsmPrinter; -class DbgEntity; -class DbgVariable; -class DbgLabel; -class DINode; -class DwarfCompileUnit; -class DwarfUnit; -class LexicalScope; -class MCSection; -class MDNode; - -// Data structure to hold a range for range lists. -struct RangeSpan { - const MCSymbol *Begin; - const MCSymbol *End; -}; - -struct RangeSpanList { - // Index for locating within the debug_range section this particular span. - MCSymbol *Label; - const DwarfCompileUnit *CU; - // List of ranges. - SmallVector<RangeSpan, 2> Ranges; -}; - -class DwarfFile { - // Target of Dwarf emission, used for sizing of abbreviations. - AsmPrinter *Asm; - - BumpPtrAllocator AbbrevAllocator; - - // Used to uniquely define abbreviations. - DIEAbbrevSet Abbrevs; - - // A pointer to all units in the section. - SmallVector<std::unique_ptr<DwarfCompileUnit>, 1> CUs; - - DwarfStringPool StrPool; - - // List of range lists for a given compile unit, separate from the ranges for - // the CU itself. - SmallVector<RangeSpanList, 1> CURangeLists; - - /// DWARF v5: The symbol that designates the start of the contribution to - /// the string offsets table. The contribution is shared by all units. - MCSymbol *StringOffsetsStartSym = nullptr; - - /// DWARF v5: The symbol that designates the base of the range list table. - /// The table is shared by all units. - MCSymbol *RnglistsTableBaseSym = nullptr; - - /// The variables of a lexical scope. - struct ScopeVars { - /// We need to sort Args by ArgNo and check for duplicates. This could also - /// be implemented as a list or vector + std::lower_bound(). - std::map<unsigned, DbgVariable *> Args; - SmallVector<DbgVariable *, 8> Locals; - }; - /// Collection of DbgVariables of each lexical scope. - DenseMap<LexicalScope *, ScopeVars> ScopeVariables; - - /// Collection of DbgLabels of each lexical scope. - using LabelList = SmallVector<DbgLabel *, 4>; - DenseMap<LexicalScope *, LabelList> ScopeLabels; - - // Collection of abstract subprogram DIEs. - DenseMap<const MDNode *, DIE *> AbstractSPDies; - DenseMap<const DINode *, std::unique_ptr<DbgEntity>> AbstractEntities; - - /// Maps MDNodes for type system with the corresponding DIEs. These DIEs can - /// be shared across CUs, that is why we keep the map here instead - /// of in DwarfCompileUnit. - DenseMap<const MDNode *, DIE *> DITypeNodeToDieMap; - -public: - DwarfFile(AsmPrinter *AP, StringRef Pref, BumpPtrAllocator &DA); - - const SmallVectorImpl<std::unique_ptr<DwarfCompileUnit>> &getUnits() { - return CUs; - } - - std::pair<uint32_t, RangeSpanList *> addRange(const DwarfCompileUnit &CU, - SmallVector<RangeSpan, 2> R); - - /// getRangeLists - Get the vector of range lists. - const SmallVectorImpl<RangeSpanList> &getRangeLists() const { - return CURangeLists; - } - - /// Compute the size and offset of a DIE given an incoming Offset. - unsigned computeSizeAndOffset(DIE &Die, unsigned Offset); - - /// Compute the size and offset of all the DIEs. - void computeSizeAndOffsets(); - - /// Compute the size and offset of all the DIEs in the given unit. - /// \returns The size of the root DIE. - unsigned computeSizeAndOffsetsForUnit(DwarfUnit *TheU); - - /// Add a unit to the list of CUs. - void addUnit(std::unique_ptr<DwarfCompileUnit> U); - - /// Emit all of the units to the section listed with the given - /// abbreviation section. - void emitUnits(bool UseOffsets); - - /// Emit the given unit to its section. - void emitUnit(DwarfUnit *TheU, bool UseOffsets); - - /// Emit a set of abbreviations to the specific section. - void emitAbbrevs(MCSection *); - - /// Emit all of the strings to the section given. If OffsetSection is - /// non-null, emit a table of string offsets to it. If UseRelativeOffsets - /// is false, emit absolute offsets to the strings. Otherwise, emit - /// relocatable references to the strings if they are supported by the target. - void emitStrings(MCSection *StrSection, MCSection *OffsetSection = nullptr, - bool UseRelativeOffsets = false); - - /// Returns the string pool. - DwarfStringPool &getStringPool() { return StrPool; } - - MCSymbol *getStringOffsetsStartSym() const { return StringOffsetsStartSym; } - void setStringOffsetsStartSym(MCSymbol *Sym) { StringOffsetsStartSym = Sym; } - - MCSymbol *getRnglistsTableBaseSym() const { return RnglistsTableBaseSym; } - void setRnglistsTableBaseSym(MCSymbol *Sym) { RnglistsTableBaseSym = Sym; } - - /// \returns false if the variable was merged with a previous one. - bool addScopeVariable(LexicalScope *LS, DbgVariable *Var); - - void addScopeLabel(LexicalScope *LS, DbgLabel *Label); - - DenseMap<LexicalScope *, ScopeVars> &getScopeVariables() { - return ScopeVariables; - } - - DenseMap<LexicalScope *, LabelList> &getScopeLabels() { - return ScopeLabels; - } - - DenseMap<const MDNode *, DIE *> &getAbstractSPDies() { - return AbstractSPDies; - } - - DenseMap<const DINode *, std::unique_ptr<DbgEntity>> &getAbstractEntities() { - return AbstractEntities; - } - - void insertDIE(const MDNode *TypeMD, DIE *Die) { - DITypeNodeToDieMap.insert(std::make_pair(TypeMD, Die)); - } - - DIE *getDIE(const MDNode *TypeMD) { - return DITypeNodeToDieMap.lookup(TypeMD); - } -}; - -} // end namespace llvm - -#endif // LLVM_LIB_CODEGEN_ASMPRINTER_DWARFFILE_H |