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authorrobot-piglet <robot-piglet@yandex-team.com>2025-03-05 13:38:11 +0300
committerrobot-piglet <robot-piglet@yandex-team.com>2025-03-05 13:49:53 +0300
commit9eed360f02de773a5ed2de5d2a3e81fc7f06acfa (patch)
tree744a4054e64eb443073c7c6ad36b29cedcf9c2e6 /contrib/libs/llvm14/lib/CodeGen/AsmPrinter/DwarfFile.h
parentc141a5c40bda2eed1a68b0626ffdae5fd19359a6 (diff)
downloadydb-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.h184
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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