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Get rid of a bunch of duplicated ELF enum values.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@108520 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman
2010-07-16 07:53:29 +00:00
parent 53621a1a73
commit 10bb4211d6
5 changed files with 41 additions and 131 deletions
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120
lib/CodeGen/ELF.h
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@@ -22,36 +22,12 @@
#include "llvm/CodeGen/BinaryObject.h"
#include "llvm/CodeGen/MachineRelocation.h"
#include "llvm/Support/ELF.h"
#include "llvm/System/DataTypes.h"
namespace llvm {
class GlobalValue;
// Identification Indexes
enum {
EI_MAG0 = 0,
EI_MAG1 = 1,
EI_MAG2 = 2,
EI_MAG3 = 3
};
// File types
enum {
ET_NONE = 0, // No file type
ET_REL = 1, // Relocatable file
ET_EXEC = 2, // Executable file
ET_DYN = 3, // Shared object file
ET_CORE = 4, // Core file
ET_LOPROC = 0xff00, // Beginning of processor-specific codes
ET_HIPROC = 0xffff // Processor-specific
};
// Versioning
enum {
EV_NONE = 0,
EV_CURRENT = 1
};
/// ELFSym - This struct contains information about each symbol that is
/// added to logical symbol table for the module. This is eventually
/// turned into a real symbol table in the file.
@@ -108,9 +84,9 @@ namespace llvm {
static ELFSym *getExtSym(const char *Ext) {
ELFSym *Sym = new ELFSym();
Sym->Source.Ext = Ext;
Sym->setBind(STB_GLOBAL);
Sym->setType(STT_NOTYPE);
Sym->setVisibility(STV_DEFAULT);
Sym->setBind(ELF::STB_GLOBAL);
Sym->setType(ELF::STT_NOTYPE);
Sym->setVisibility(ELF::STV_DEFAULT);
Sym->SourceType = isExtSym;
return Sym;
}
@@ -118,9 +94,9 @@ namespace llvm {
// getSectionSym - Returns a elf symbol to represent an elf section
static ELFSym *getSectionSym() {
ELFSym *Sym = new ELFSym();
Sym->setBind(STB_LOCAL);
Sym->setType(STT_SECTION);
Sym->setVisibility(STV_DEFAULT);
Sym->setBind(ELF::STB_LOCAL);
Sym->setType(ELF::STT_SECTION);
Sym->setVisibility(ELF::STV_DEFAULT);
Sym->SourceType = isOther;
return Sym;
}
@@ -128,9 +104,9 @@ namespace llvm {
// getFileSym - Returns a elf symbol to represent the module identifier
static ELFSym *getFileSym() {
ELFSym *Sym = new ELFSym();
Sym->setBind(STB_LOCAL);
Sym->setType(STT_FILE);
Sym->setVisibility(STV_DEFAULT);
Sym->setBind(ELF::STB_LOCAL);
Sym->setType(ELF::STT_FILE);
Sym->setVisibility(ELF::STV_DEFAULT);
Sym->SectionIdx = 0xfff1; // ELFSection::SHN_ABS;
Sym->SourceType = isOther;
return Sym;
@@ -141,8 +117,8 @@ namespace llvm {
ELFSym *Sym = new ELFSym();
Sym->Source.GV = GV;
Sym->setBind(Bind);
Sym->setType(STT_NOTYPE);
Sym->setVisibility(STV_DEFAULT);
Sym->setType(ELF::STT_NOTYPE);
Sym->setVisibility(ELF::STV_DEFAULT);
Sym->SectionIdx = 0; //ELFSection::SHN_UNDEF;
Sym->SourceType = isGV;
return Sym;
@@ -159,35 +135,14 @@ namespace llvm {
// Symbol index into the Symbol table
unsigned SymTabIdx;
enum {
STB_LOCAL = 0, // Local sym, not visible outside obj file containing def
STB_GLOBAL = 1, // Global sym, visible to all object files being combined
STB_WEAK = 2 // Weak symbol, like global but lower-precedence
};
enum {
STT_NOTYPE = 0, // Symbol's type is not specified
STT_OBJECT = 1, // Symbol is a data object (variable, array, etc.)
STT_FUNC = 2, // Symbol is executable code (function, etc.)
STT_SECTION = 3, // Symbol refers to a section
STT_FILE = 4 // Local, absolute symbol that refers to a file
};
enum {
STV_DEFAULT = 0, // Visibility is specified by binding type
STV_INTERNAL = 1, // Defined by processor supplements
STV_HIDDEN = 2, // Not visible to other components
STV_PROTECTED = 3 // Visible in other components but not preemptable
};
ELFSym() : SourceType(isOther), NameIdx(0), Value(0),
Size(0), Info(0), Other(STV_DEFAULT), SectionIdx(0),
Size(0), Info(0), Other(ELF::STV_DEFAULT), SectionIdx(0),
SymTabIdx(0) {}
unsigned getBind() const { return (Info >> 4) & 0xf; }
unsigned getType() const { return Info & 0xf; }
bool isLocalBind() const { return getBind() == STB_LOCAL; }
bool isFileType() const { return getType() == STT_FILE; }
bool isLocalBind() const { return getBind() == ELF::STB_LOCAL; }
bool isFileType() const { return getType() == ELF::STT_FILE; }
void setBind(unsigned X) {
assert(X == (X & 0xF) && "Bind value out of range!");
@@ -222,51 +177,6 @@ namespace llvm {
unsigned Align; // sh_addralign - Alignment of section.
unsigned EntSize; // sh_entsize - Size of entries in the section e
// Section Header Flags
enum {
SHF_WRITE = 1 << 0, // Writable
SHF_ALLOC = 1 << 1, // Mapped into the process addr space
SHF_EXECINSTR = 1 << 2, // Executable
SHF_MERGE = 1 << 4, // Might be merged if equal
SHF_STRINGS = 1 << 5, // Contains null-terminated strings
SHF_INFO_LINK = 1 << 6, // 'sh_info' contains SHT index
SHF_LINK_ORDER = 1 << 7, // Preserve order after combining
SHF_OS_NONCONFORMING = 1 << 8, // nonstandard OS support required
SHF_GROUP = 1 << 9, // Section is a member of a group
SHF_TLS = 1 << 10 // Section holds thread-local data
};
// Section Types
enum {
SHT_NULL = 0, // No associated section (inactive entry).
SHT_PROGBITS = 1, // Program-defined contents.
SHT_SYMTAB = 2, // Symbol table.
SHT_STRTAB = 3, // String table.
SHT_RELA = 4, // Relocation entries; explicit addends.
SHT_HASH = 5, // Symbol hash table.
SHT_DYNAMIC = 6, // Information for dynamic linking.
SHT_NOTE = 7, // Information about the file.
SHT_NOBITS = 8, // Data occupies no space in the file.
SHT_REL = 9, // Relocation entries; no explicit addends.
SHT_SHLIB = 10, // Reserved.
SHT_DYNSYM = 11, // Symbol table.
SHT_LOPROC = 0x70000000, // Lowest processor arch-specific type.
SHT_HIPROC = 0x7fffffff, // Highest processor arch-specific type.
SHT_LOUSER = 0x80000000, // Lowest type reserved for applications.
SHT_HIUSER = 0xffffffff // Highest type reserved for applications.
};
// Special section indices.
enum {
SHN_UNDEF = 0, // Undefined, missing, irrelevant
SHN_LORESERVE = 0xff00, // Lowest reserved index
SHN_LOPROC = 0xff00, // Lowest processor-specific index
SHN_HIPROC = 0xff1f, // Highest processor-specific index
SHN_ABS = 0xfff1, // Symbol has absolute value; no relocation
SHN_COMMON = 0xfff2, // FORTRAN COMMON or C external global variables
SHN_HIRESERVE = 0xffff // Highest reserved index
};
/// SectionIdx - The number of the section in the Section Table.
unsigned short SectionIdx;