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llvm-project/llvm/lib/Support/Dwarf.cpp

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//===-- llvm/Support/Dwarf.cpp - Dwarf Framework ----------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains support for generic dwarf information.
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/Dwarf.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Support/ErrorHandling.h"
using namespace llvm;
using namespace dwarf;
StringRef llvm::dwarf::TagString(unsigned Tag) {
switch (Tag) {
default:
return StringRef();
#define HANDLE_DW_TAG(ID, NAME) \
case DW_TAG_##NAME: \
return "DW_TAG_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
unsigned llvm::dwarf::getTag(StringRef TagString) {
return StringSwitch<unsigned>(TagString)
#define HANDLE_DW_TAG(ID, NAME) .Case("DW_TAG_" #NAME, DW_TAG_##NAME)
#include "llvm/Support/Dwarf.def"
.Default(DW_TAG_invalid);
}
StringRef llvm::dwarf::ChildrenString(unsigned Children) {
switch (Children) {
case DW_CHILDREN_no: return "DW_CHILDREN_no";
case DW_CHILDREN_yes: return "DW_CHILDREN_yes";
}
return StringRef();
}
StringRef llvm::dwarf::AttributeString(unsigned Attribute) {
switch (Attribute) {
default:
return StringRef();
#define HANDLE_DW_AT(ID, NAME) \
case DW_AT_##NAME: \
return "DW_AT_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
StringRef llvm::dwarf::FormEncodingString(unsigned Encoding) {
switch (Encoding) {
default:
return StringRef();
#define HANDLE_DW_FORM(ID, NAME) \
case DW_FORM_##NAME: \
return "DW_FORM_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
StringRef llvm::dwarf::OperationEncodingString(unsigned Encoding) {
switch (Encoding) {
default:
return StringRef();
#define HANDLE_DW_OP(ID, NAME) \
case DW_OP_##NAME: \
return "DW_OP_" #NAME;
#include "llvm/Support/Dwarf.def"
case DW_OP_LLVM_fragment:
return "DW_OP_LLVM_fragment";
}
}
unsigned llvm::dwarf::getOperationEncoding(StringRef OperationEncodingString) {
return StringSwitch<unsigned>(OperationEncodingString)
#define HANDLE_DW_OP(ID, NAME) .Case("DW_OP_" #NAME, DW_OP_##NAME)
#include "llvm/Support/Dwarf.def"
.Case("DW_OP_LLVM_fragment", DW_OP_LLVM_fragment)
.Default(0);
}
StringRef llvm::dwarf::AttributeEncodingString(unsigned Encoding) {
switch (Encoding) {
default:
return StringRef();
#define HANDLE_DW_ATE(ID, NAME) \
case DW_ATE_##NAME: \
return "DW_ATE_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
unsigned llvm::dwarf::getAttributeEncoding(StringRef EncodingString) {
return StringSwitch<unsigned>(EncodingString)
#define HANDLE_DW_ATE(ID, NAME) .Case("DW_ATE_" #NAME, DW_ATE_##NAME)
#include "llvm/Support/Dwarf.def"
.Default(0);
}
StringRef llvm::dwarf::DecimalSignString(unsigned Sign) {
switch (Sign) {
case DW_DS_unsigned: return "DW_DS_unsigned";
case DW_DS_leading_overpunch: return "DW_DS_leading_overpunch";
case DW_DS_trailing_overpunch: return "DW_DS_trailing_overpunch";
case DW_DS_leading_separate: return "DW_DS_leading_separate";
case DW_DS_trailing_separate: return "DW_DS_trailing_separate";
}
return StringRef();
}
StringRef llvm::dwarf::EndianityString(unsigned Endian) {
switch (Endian) {
case DW_END_default: return "DW_END_default";
case DW_END_big: return "DW_END_big";
case DW_END_little: return "DW_END_little";
case DW_END_lo_user: return "DW_END_lo_user";
case DW_END_hi_user: return "DW_END_hi_user";
}
return StringRef();
}
StringRef llvm::dwarf::AccessibilityString(unsigned Access) {
switch (Access) {
// Accessibility codes
case DW_ACCESS_public: return "DW_ACCESS_public";
case DW_ACCESS_protected: return "DW_ACCESS_protected";
case DW_ACCESS_private: return "DW_ACCESS_private";
}
return StringRef();
}
StringRef llvm::dwarf::VisibilityString(unsigned Visibility) {
switch (Visibility) {
case DW_VIS_local: return "DW_VIS_local";
case DW_VIS_exported: return "DW_VIS_exported";
case DW_VIS_qualified: return "DW_VIS_qualified";
}
return StringRef();
}
StringRef llvm::dwarf::VirtualityString(unsigned Virtuality) {
switch (Virtuality) {
default:
return StringRef();
#define HANDLE_DW_VIRTUALITY(ID, NAME) \
case DW_VIRTUALITY_##NAME: \
return "DW_VIRTUALITY_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
unsigned llvm::dwarf::getVirtuality(StringRef VirtualityString) {
return StringSwitch<unsigned>(VirtualityString)
#define HANDLE_DW_VIRTUALITY(ID, NAME) \
.Case("DW_VIRTUALITY_" #NAME, DW_VIRTUALITY_##NAME)
#include "llvm/Support/Dwarf.def"
.Default(DW_VIRTUALITY_invalid);
}
StringRef llvm::dwarf::LanguageString(unsigned Language) {
switch (Language) {
default:
return StringRef();
#define HANDLE_DW_LANG(ID, NAME) \
case DW_LANG_##NAME: \
return "DW_LANG_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
unsigned llvm::dwarf::getLanguage(StringRef LanguageString) {
return StringSwitch<unsigned>(LanguageString)
#define HANDLE_DW_LANG(ID, NAME) .Case("DW_LANG_" #NAME, DW_LANG_##NAME)
#include "llvm/Support/Dwarf.def"
.Default(0);
}
StringRef llvm::dwarf::CaseString(unsigned Case) {
switch (Case) {
case DW_ID_case_sensitive: return "DW_ID_case_sensitive";
case DW_ID_up_case: return "DW_ID_up_case";
case DW_ID_down_case: return "DW_ID_down_case";
case DW_ID_case_insensitive: return "DW_ID_case_insensitive";
}
return StringRef();
}
StringRef llvm::dwarf::ConventionString(unsigned CC) {
switch (CC) {
default:
return StringRef();
#define HANDLE_DW_CC(ID, NAME) \
case DW_CC_##NAME: \
return "DW_CC_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
unsigned llvm::dwarf::getCallingConvention(StringRef CCString) {
return StringSwitch<unsigned>(CCString)
#define HANDLE_DW_CC(ID, NAME) .Case("DW_CC_" #NAME, DW_CC_##NAME)
#include "llvm/Support/Dwarf.def"
.Default(0);
}
StringRef llvm::dwarf::InlineCodeString(unsigned Code) {
switch (Code) {
case DW_INL_not_inlined: return "DW_INL_not_inlined";
case DW_INL_inlined: return "DW_INL_inlined";
case DW_INL_declared_not_inlined: return "DW_INL_declared_not_inlined";
case DW_INL_declared_inlined: return "DW_INL_declared_inlined";
}
return StringRef();
}
StringRef llvm::dwarf::ArrayOrderString(unsigned Order) {
switch (Order) {
case DW_ORD_row_major: return "DW_ORD_row_major";
case DW_ORD_col_major: return "DW_ORD_col_major";
}
return StringRef();
}
StringRef llvm::dwarf::DiscriminantString(unsigned Discriminant) {
switch (Discriminant) {
case DW_DSC_label: return "DW_DSC_label";
case DW_DSC_range: return "DW_DSC_range";
}
return StringRef();
}
StringRef llvm::dwarf::LNStandardString(unsigned Standard) {
switch (Standard) {
default:
return StringRef();
#define HANDLE_DW_LNS(ID, NAME) \
case DW_LNS_##NAME: \
return "DW_LNS_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
StringRef llvm::dwarf::LNExtendedString(unsigned Encoding) {
switch (Encoding) {
default:
return StringRef();
#define HANDLE_DW_LNE(ID, NAME) \
case DW_LNE_##NAME: \
return "DW_LNE_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
StringRef llvm::dwarf::MacinfoString(unsigned Encoding) {
switch (Encoding) {
// Macinfo Type Encodings
case DW_MACINFO_define: return "DW_MACINFO_define";
case DW_MACINFO_undef: return "DW_MACINFO_undef";
case DW_MACINFO_start_file: return "DW_MACINFO_start_file";
case DW_MACINFO_end_file: return "DW_MACINFO_end_file";
case DW_MACINFO_vendor_ext: return "DW_MACINFO_vendor_ext";
case DW_MACINFO_invalid: return "DW_MACINFO_invalid";
}
return StringRef();
}
unsigned llvm::dwarf::getMacinfo(StringRef MacinfoString) {
return StringSwitch<unsigned>(MacinfoString)
.Case("DW_MACINFO_define", DW_MACINFO_define)
.Case("DW_MACINFO_undef", DW_MACINFO_undef)
.Case("DW_MACINFO_start_file", DW_MACINFO_start_file)
.Case("DW_MACINFO_end_file", DW_MACINFO_end_file)
.Case("DW_MACINFO_vendor_ext", DW_MACINFO_vendor_ext)
.Default(DW_MACINFO_invalid);
}
StringRef llvm::dwarf::CallFrameString(unsigned Encoding) {
switch (Encoding) {
default:
return StringRef();
#define HANDLE_DW_CFA(ID, NAME) \
case DW_CFA_##NAME: \
return "DW_CFA_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
StringRef llvm::dwarf::ApplePropertyString(unsigned Prop) {
switch (Prop) {
default:
return StringRef();
#define HANDLE_DW_APPLE_PROPERTY(ID, NAME) \
case DW_APPLE_PROPERTY_##NAME: \
return "DW_APPLE_PROPERTY_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
StringRef llvm::dwarf::UnitTypeString(unsigned UT) {
switch (UT) {
default:
return StringRef();
#define HANDLE_DW_UT(ID, NAME) \
case DW_UT_##NAME: \
return "DW_UT_" #NAME;
#include "llvm/Support/Dwarf.def"
}
}
StringRef llvm::dwarf::AtomTypeString(unsigned AT) {
switch (AT) {
case dwarf::DW_ATOM_null:
return "DW_ATOM_null";
case dwarf::DW_ATOM_die_offset:
return "DW_ATOM_die_offset";
case DW_ATOM_cu_offset:
return "DW_ATOM_cu_offset";
case DW_ATOM_die_tag:
return "DW_ATOM_die_tag";
case DW_ATOM_type_flags:
return "DW_ATOM_type_flags";
}
return StringRef();
}
StringRef llvm::dwarf::GDBIndexEntryKindString(GDBIndexEntryKind Kind) {
switch (Kind) {
case GIEK_NONE:
return "NONE";
case GIEK_TYPE:
return "TYPE";
case GIEK_VARIABLE:
return "VARIABLE";
case GIEK_FUNCTION:
return "FUNCTION";
case GIEK_OTHER:
return "OTHER";
case GIEK_UNUSED5:
return "UNUSED5";
case GIEK_UNUSED6:
return "UNUSED6";
case GIEK_UNUSED7:
return "UNUSED7";
}
llvm_unreachable("Unknown GDBIndexEntryKind value");
}
StringRef
llvm::dwarf::GDBIndexEntryLinkageString(GDBIndexEntryLinkage Linkage) {
switch (Linkage) {
case GIEL_EXTERNAL:
return "EXTERNAL";
case GIEL_STATIC:
return "STATIC";
}
llvm_unreachable("Unknown GDBIndexEntryLinkage value");
}
StringRef llvm::dwarf::AttributeValueString(uint16_t Attr, unsigned Val) {
switch (Attr) {
case DW_AT_accessibility:
return AccessibilityString(Val);
case DW_AT_virtuality:
return VirtualityString(Val);
case DW_AT_language:
return LanguageString(Val);
case DW_AT_encoding:
return AttributeEncodingString(Val);
case DW_AT_decimal_sign:
return DecimalSignString(Val);
case DW_AT_endianity:
return EndianityString(Val);
case DW_AT_visibility:
return VisibilityString(Val);
case DW_AT_identifier_case:
return CaseString(Val);
case DW_AT_calling_convention:
return ConventionString(Val);
case DW_AT_inline:
return InlineCodeString(Val);
case DW_AT_ordering:
return ArrayOrderString(Val);
case DW_AT_discr_value:
return DiscriminantString(Val);
}
return StringRef();
}
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