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0c3b1e3820
llvm-mirror/lib/Support/Dwarf.cpp
Adrian Prantl 0c3b1e3820 Refactor all DW_FORM_* constants into Dwarf.def 
llvm-svn: 285470
2016-10-28 22:56:45 +00:00

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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"
}
}
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"
.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) {
case DW_LNS_copy: return "DW_LNS_copy";
case DW_LNS_advance_pc: return "DW_LNS_advance_pc";
case DW_LNS_advance_line: return "DW_LNS_advance_line";
case DW_LNS_set_file: return "DW_LNS_set_file";
case DW_LNS_set_column: return "DW_LNS_set_column";
case DW_LNS_negate_stmt: return "DW_LNS_negate_stmt";
case DW_LNS_set_basic_block: return "DW_LNS_set_basic_block";
case DW_LNS_const_add_pc: return "DW_LNS_const_add_pc";
case DW_LNS_fixed_advance_pc: return "DW_LNS_fixed_advance_pc";
case DW_LNS_set_prologue_end: return "DW_LNS_set_prologue_end";
case DW_LNS_set_epilogue_begin: return "DW_LNS_set_epilogue_begin";
case DW_LNS_set_isa: return "DW_LNS_set_isa";
}
return StringRef();
}
StringRef llvm::dwarf::LNExtendedString(unsigned Encoding) {
switch (Encoding) {
// Line Number Extended Opcode Encodings
case DW_LNE_end_sequence: return "DW_LNE_end_sequence";
case DW_LNE_set_address: return "DW_LNE_set_address";
case DW_LNE_define_file: return "DW_LNE_define_file";
case DW_LNE_set_discriminator: return "DW_LNE_set_discriminator";
case DW_LNE_lo_user: return "DW_LNE_lo_user";
case DW_LNE_hi_user: return "DW_LNE_hi_user";
}
return StringRef();
}
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) {
case DW_CFA_nop: return "DW_CFA_nop";
case DW_CFA_advance_loc: return "DW_CFA_advance_loc";
case DW_CFA_offset: return "DW_CFA_offset";
case DW_CFA_restore: return "DW_CFA_restore";
case DW_CFA_set_loc: return "DW_CFA_set_loc";
case DW_CFA_advance_loc1: return "DW_CFA_advance_loc1";
case DW_CFA_advance_loc2: return "DW_CFA_advance_loc2";
case DW_CFA_advance_loc4: return "DW_CFA_advance_loc4";
case DW_CFA_offset_extended: return "DW_CFA_offset_extended";
case DW_CFA_restore_extended: return "DW_CFA_restore_extended";
case DW_CFA_undefined: return "DW_CFA_undefined";
case DW_CFA_same_value: return "DW_CFA_same_value";
case DW_CFA_register: return "DW_CFA_register";
case DW_CFA_remember_state: return "DW_CFA_remember_state";
case DW_CFA_restore_state: return "DW_CFA_restore_state";
case DW_CFA_def_cfa: return "DW_CFA_def_cfa";
case DW_CFA_def_cfa_register: return "DW_CFA_def_cfa_register";
case DW_CFA_def_cfa_offset: return "DW_CFA_def_cfa_offset";
case DW_CFA_def_cfa_expression: return "DW_CFA_def_cfa_expression";
case DW_CFA_expression: return "DW_CFA_expression";
case DW_CFA_offset_extended_sf: return "DW_CFA_offset_extended_sf";
case DW_CFA_def_cfa_sf: return "DW_CFA_def_cfa_sf";
case DW_CFA_def_cfa_offset_sf: return "DW_CFA_def_cfa_offset_sf";
case DW_CFA_val_offset: return "DW_CFA_val_offset";
case DW_CFA_val_offset_sf: return "DW_CFA_val_offset_sf";
case DW_CFA_val_expression: return "DW_CFA_val_expression";
case DW_CFA_MIPS_advance_loc8: return "DW_CFA_MIPS_advance_loc8";
case DW_CFA_GNU_window_save: return "DW_CFA_GNU_window_save";
case DW_CFA_GNU_args_size: return "DW_CFA_GNU_args_size";
case DW_CFA_lo_user: return "DW_CFA_lo_user";
case DW_CFA_hi_user: return "DW_CFA_hi_user";
}
return StringRef();
}
StringRef llvm::dwarf::ApplePropertyString(unsigned Prop) {
switch (Prop) {
case DW_APPLE_PROPERTY_readonly:
return "DW_APPLE_PROPERTY_readonly";
case DW_APPLE_PROPERTY_getter:
return "DW_APPLE_PROPERTY_getter";
case DW_APPLE_PROPERTY_assign:
return "DW_APPLE_PROPERTY_assign";
case DW_APPLE_PROPERTY_readwrite:
return "DW_APPLE_PROPERTY_readwrite";
case DW_APPLE_PROPERTY_retain:
return "DW_APPLE_PROPERTY_retain";
case DW_APPLE_PROPERTY_copy:
return "DW_APPLE_PROPERTY_copy";
case DW_APPLE_PROPERTY_nonatomic:
return "DW_APPLE_PROPERTY_nonatomic";
case DW_APPLE_PROPERTY_setter:
return "DW_APPLE_PROPERTY_setter";
case DW_APPLE_PROPERTY_atomic:
return "DW_APPLE_PROPERTY_atomic";
case DW_APPLE_PROPERTY_weak:
return "DW_APPLE_PROPERTY_weak";
case DW_APPLE_PROPERTY_strong:
return "DW_APPLE_PROPERTY_strong";
case DW_APPLE_PROPERTY_unsafe_unretained:
return "DW_APPLE_PROPERTY_unsafe_unretained";
case DW_APPLE_PROPERTY_nullability:
return "DW_APPLE_PROPERTY_nullability";
case DW_APPLE_PROPERTY_null_resettable:
return "DW_APPLE_PROPERTY_null_resettable";
case DW_APPLE_PROPERTY_class:
return "DW_APPLE_PROPERTY_class";
}
return StringRef();
}
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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