+++ /dev/null
-//===-- Archive.cpp - Generic LLVM archive functions ------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file was developed by Reid Spencer and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file contains the implementation of the Archive and ArchiveMember
-// classes that is common to both reading and writing archives..
-//
-//===----------------------------------------------------------------------===//
-
-#include "ArchiveInternals.h"
-#include "llvm/Bitcode/ReaderWriter.h"
-#include "llvm/ModuleProvider.h"
-#include "llvm/Module.h"
-#include "llvm/Support/MemoryBuffer.h"
-#include "llvm/System/Process.h"
-using namespace llvm;
-
-// getMemberSize - compute the actual physical size of the file member as seen
-// on disk. This isn't the size of member's payload. Use getSize() for that.
-unsigned
-ArchiveMember::getMemberSize() const {
- // Basically its the file size plus the header size
- unsigned result = info.fileSize + sizeof(ArchiveMemberHeader);
-
- // If it has a long filename, include the name length
- if (hasLongFilename())
- result += path.toString().length() + 1;
-
- // If its now odd lengthed, include the padding byte
- if (result % 2 != 0 )
- result++;
-
- return result;
-}
-
-// This default constructor is only use by the ilist when it creates its
-// sentry node. We give it specific static values to make it stand out a bit.
-ArchiveMember::ArchiveMember()
- : next(0), prev(0), parent(0), path("--invalid--"), flags(0), data(0)
-{
- info.user = sys::Process::GetCurrentUserId();
- info.group = sys::Process::GetCurrentGroupId();
- info.mode = 0777;
- info.fileSize = 0;
- info.modTime = sys::TimeValue::now();
-}
-
-// This is the constructor that the Archive class uses when it is building or
-// reading an archive. It just defaults a few things and ensures the parent is
-// set for the iplist. The Archive class fills in the ArchiveMember's data.
-// This is required because correctly setting the data may depend on other
-// things in the Archive.
-ArchiveMember::ArchiveMember(Archive* PAR)
- : next(0), prev(0), parent(PAR), path(), flags(0), data(0)
-{
-}
-
-// This method allows an ArchiveMember to be replaced with the data for a
-// different file, presumably as an update to the member. It also makes sure
-// the flags are reset correctly.
-bool ArchiveMember::replaceWith(const sys::Path& newFile, std::string* ErrMsg) {
- if (!newFile.exists()) {
- if (ErrMsg)
- *ErrMsg = "Can not replace an archive member with a non-existent file";
- return true;
- }
-
- data = 0;
- path = newFile;
-
- // SVR4 symbol tables have an empty name
- if (path.toString() == ARFILE_SVR4_SYMTAB_NAME)
- flags |= SVR4SymbolTableFlag;
- else
- flags &= ~SVR4SymbolTableFlag;
-
- // BSD4.4 symbol tables have a special name
- if (path.toString() == ARFILE_BSD4_SYMTAB_NAME)
- flags |= BSD4SymbolTableFlag;
- else
- flags &= ~BSD4SymbolTableFlag;
-
- // LLVM symbol tables have a very specific name
- if (path.toString() == ARFILE_LLVM_SYMTAB_NAME)
- flags |= LLVMSymbolTableFlag;
- else
- flags &= ~LLVMSymbolTableFlag;
-
- // String table name
- if (path.toString() == ARFILE_STRTAB_NAME)
- flags |= StringTableFlag;
- else
- flags &= ~StringTableFlag;
-
- // If it has a slash then it has a path
- bool hasSlash = path.toString().find('/') != std::string::npos;
- if (hasSlash)
- flags |= HasPathFlag;
- else
- flags &= ~HasPathFlag;
-
- // If it has a slash or its over 15 chars then its a long filename format
- if (hasSlash || path.toString().length() > 15)
- flags |= HasLongFilenameFlag;
- else
- flags &= ~HasLongFilenameFlag;
-
- // Get the signature and status info
- const char* signature = (const char*) data;
- std::string magic;
- if (!signature) {
- path.getMagicNumber(magic,4);
- signature = magic.c_str();
- std::string err;
- const sys::FileStatus *FSinfo = path.getFileStatus(false, ErrMsg);
- if (FSinfo)
- info = *FSinfo;
- else
- return true;
- }
-
- // Determine what kind of file it is
- switch (sys::IdentifyFileType(signature,4)) {
- case sys::Bytecode_FileType:
- flags |= BytecodeFlag;
- break;
- case sys::CompressedBytecode_FileType:
- flags |= CompressedBytecodeFlag;
- flags &= ~CompressedFlag;
- break;
- default:
- flags &= ~(BytecodeFlag|CompressedBytecodeFlag);
- break;
- }
- return false;
-}
-
-// Archive constructor - this is the only constructor that gets used for the
-// Archive class. Everything else (default,copy) is deprecated. This just
-// initializes and maps the file into memory, if requested.
-Archive::Archive(const sys::Path& filename)
- : archPath(filename), members(), mapfile(0), base(0), symTab(), strtab(),
- symTabSize(0), firstFileOffset(0), modules(), foreignST(0) {
-}
-
-bool
-Archive::mapToMemory(std::string* ErrMsg)
-{
- mapfile = new sys::MappedFile();
- if (mapfile->open(archPath, sys::MappedFile::READ_ACCESS, ErrMsg))
- return true;
- if (!(base = (char*) mapfile->map(ErrMsg)))
- return true;
- return false;
-}
-
-void Archive::cleanUpMemory() {
- // Shutdown the file mapping
- if (mapfile) {
- mapfile->close();
- delete mapfile;
-
- mapfile = 0;
- base = 0;
- }
-
- // Forget the entire symbol table
- symTab.clear();
- symTabSize = 0;
-
- firstFileOffset = 0;
-
- // Free the foreign symbol table member
- if (foreignST) {
- delete foreignST;
- foreignST = 0;
- }
-
- // Delete any ModuleProviders and ArchiveMember's we've allocated as a result
- // of symbol table searches.
- for (ModuleMap::iterator I=modules.begin(), E=modules.end(); I != E; ++I ) {
- delete I->second.first;
- delete I->second.second;
- }
-}
-
-// Archive destructor - just clean up memory
-Archive::~Archive() {
- cleanUpMemory();
-}
-
-
-
-static void getSymbols(Module*M, std::vector<std::string>& symbols) {
- // Loop over global variables
- for (Module::global_iterator GI = M->global_begin(), GE=M->global_end(); GI != GE; ++GI)
- if (!GI->isDeclaration() && !GI->hasInternalLinkage())
- if (!GI->getName().empty())
- symbols.push_back(GI->getName());
-
- // Loop over functions.
- for (Module::iterator FI = M->begin(), FE = M->end(); FI != FE; ++FI)
- if (!FI->isDeclaration() && !FI->hasInternalLinkage())
- if (!FI->getName().empty())
- symbols.push_back(FI->getName());
-}
-
-// Get just the externally visible defined symbols from the bytecode
-bool llvm::GetBytecodeSymbols(const sys::Path& fName,
- std::vector<std::string>& symbols,
- std::string* ErrMsg) {
- std::auto_ptr<MemoryBuffer> Buffer(
- MemoryBuffer::getFileOrSTDIN(&fName.toString()[0],
- fName.toString().size()));
- if (!Buffer.get()) {
- if (ErrMsg) *ErrMsg = "Could not open file '" + fName.toString() + "'";
- return true;
- }
-
- ModuleProvider *MP = getBitcodeModuleProvider(Buffer.get(), ErrMsg);
- if (!MP)
- return true;
-
- // Get the module from the provider
- Module* M = MP->materializeModule();
- if (M == 0) {
- delete MP;
- return true;
- }
-
- // Get the symbols
- getSymbols(M, symbols);
-
- // Done with the module.
- delete MP;
- return true;
-}
-
-ModuleProvider*
-llvm::GetBytecodeSymbols(const unsigned char *BufPtr, unsigned Length,
- const std::string& ModuleID,
- std::vector<std::string>& symbols,
- std::string* ErrMsg) {
- // Get the module provider
- MemoryBuffer *Buffer =MemoryBuffer::getNewMemBuffer(Length, ModuleID.c_str());
- memcpy((char*)Buffer->getBufferStart(), BufPtr, Length);
-
- ModuleProvider *MP = getBitcodeModuleProvider(Buffer, ErrMsg);
- if (!MP)
- return 0;
-
- // Get the module from the provider
- Module* M = MP->materializeModule();
- if (M == 0) {
- delete MP;
- return 0;
- }
-
- // Get the symbols
- getSymbols(M, symbols);
-
- // Done with the module. Note that ModuleProvider will delete the
- // Module when it is deleted. Also note that its the caller's responsibility
- // to delete the ModuleProvider.
- return MP;
-}
+++ /dev/null
-//===-- lib/Bytecode/ArchiveInternals.h -------------------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file was developed by Reid Spencer and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Internal implementation header for LLVM Archive files.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LIB_BYTECODE_ARCHIVEINTERNALS_H
-#define LIB_BYTECODE_ARCHIVEINTERNALS_H
-
-#include "llvm/Bitcode/Archive.h"
-#include "llvm/System/TimeValue.h"
-#include "llvm/ADT/StringExtras.h"
-
-#define ARFILE_MAGIC "!<arch>\n" ///< magic string
-#define ARFILE_MAGIC_LEN (sizeof(ARFILE_MAGIC)-1) ///< length of magic string
-#define ARFILE_SVR4_SYMTAB_NAME "/ " ///< SVR4 symtab entry name
-#define ARFILE_LLVM_SYMTAB_NAME "#_LLVM_SYM_TAB_#" ///< LLVM symtab entry name
-#define ARFILE_BSD4_SYMTAB_NAME "__.SYMDEF SORTED" ///< BSD4 symtab entry name
-#define ARFILE_STRTAB_NAME "// " ///< Name of string table
-#define ARFILE_PAD "\n" ///< inter-file align padding
-#define ARFILE_MEMBER_MAGIC "`\n" ///< fmag field magic #
-
-namespace llvm {
-
- /// The ArchiveMemberHeader structure is used internally for bytecode
- /// archives.
- /// The header precedes each file member in the archive. This structure is
- /// defined using character arrays for direct and correct interpretation
- /// regardless of the endianess of the machine that produced it.
- /// @brief Archive File Member Header
- class ArchiveMemberHeader {
- /// @name Data
- /// @{
- public:
- char name[16]; ///< Name of the file member.
- char date[12]; ///< File date, decimal seconds since Epoch
- char uid[6]; ///< user id in ASCII decimal
- char gid[6]; ///< group id in ASCII decimal
- char mode[8]; ///< file mode in ASCII octal
- char size[10]; ///< file size in ASCII decimal
- char fmag[2]; ///< Always contains ARFILE_MAGIC_TERMINATOR
-
- /// @}
- /// @name Methods
- /// @{
- public:
- void init() {
- memset(name,' ',16);
- memset(date,' ',12);
- memset(uid,' ',6);
- memset(gid,' ',6);
- memset(mode,' ',8);
- memset(size,' ',10);
- fmag[0] = '`';
- fmag[1] = '\n';
- }
-
- bool checkSignature() {
- return 0 == memcmp(fmag, ARFILE_MEMBER_MAGIC,2);
- }
- };
-
- // Get just the externally visible defined symbols from the bytecode
- bool GetBytecodeSymbols(const sys::Path& fName,
- std::vector<std::string>& symbols,
- std::string* ErrMsg);
-
- ModuleProvider* GetBytecodeSymbols(const unsigned char*Buffer,unsigned Length,
- const std::string& ModuleID,
- std::vector<std::string>& symbols,
- std::string* ErrMsg);
-}
-
-#endif
-
-// vim: sw=2 ai
+++ /dev/null
-//===-- ArchiveReader.cpp - Read LLVM archive files -------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file was developed by Reid Spencer and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Builds up standard unix archive files (.a) containing LLVM bytecode.
-//
-//===----------------------------------------------------------------------===//
-
-#include "ArchiveInternals.h"
-#include "llvm/Bitcode/ReaderWriter.h"
-#include "llvm/Support/MemoryBuffer.h"
-#include "llvm/Module.h"
-#include <memory>
-using namespace llvm;
-
-/// Read a variable-bit-rate encoded unsigned integer
-inline unsigned readInteger(const char*&At, const char*End){
- unsigned Shift = 0;
- unsigned Result = 0;
-
- do {
- if (At == End)
- return Result;
- Result |= (unsigned)((*At++) & 0x7F) << Shift;
- Shift += 7;
- } while (At[-1] & 0x80);
- return Result;
-}
-
-// Completely parse the Archive's symbol table and populate symTab member var.
-bool
-Archive::parseSymbolTable(const void* data, unsigned size, std::string* error) {
- const char* At = (const char*) data;
- const char* End = At + size;
- while (At < End) {
- unsigned offset = readInteger(At, End);
- if (At == End) {
- if (error)
- *error = "Ran out of data reading vbr_uint for symtab offset!";
- return false;
- }
- unsigned length = readInteger(At, End);
- if (At == End) {
- if (error)
- *error = "Ran out of data reading vbr_uint for symtab length!";
- return false;
- }
- if (At + length > End) {
- if (error)
- *error = "Malformed symbol table: length not consistent with size";
- return false;
- }
- // we don't care if it can't be inserted (duplicate entry)
- symTab.insert(std::make_pair(std::string(At, length), offset));
- At += length;
- }
- symTabSize = size;
- return true;
-}
-
-// This member parses an ArchiveMemberHeader that is presumed to be pointed to
-// by At. The At pointer is updated to the byte just after the header, which
-// can be variable in size.
-ArchiveMember*
-Archive::parseMemberHeader(const char*& At, const char* End, std::string* error)
-{
- if (At + sizeof(ArchiveMemberHeader) >= End) {
- if (error)
- *error = "Unexpected end of file";
- return 0;
- }
-
- // Cast archive member header
- ArchiveMemberHeader* Hdr = (ArchiveMemberHeader*)At;
- At += sizeof(ArchiveMemberHeader);
-
- // Extract the size and determine if the file is
- // compressed or not (negative length).
- int flags = 0;
- int MemberSize = atoi(Hdr->size);
- if (MemberSize < 0) {
- flags |= ArchiveMember::CompressedFlag;
- MemberSize = -MemberSize;
- }
-
- // Check the size of the member for sanity
- if (At + MemberSize > End) {
- if (error)
- *error = "invalid member length in archive file";
- return 0;
- }
-
- // Check the member signature
- if (!Hdr->checkSignature()) {
- if (error)
- *error = "invalid file member signature";
- return 0;
- }
-
- // Convert and check the member name
- // The empty name ( '/' and 15 blanks) is for a foreign (non-LLVM) symbol
- // table. The special name "//" and 14 blanks is for a string table, used
- // for long file names. This library doesn't generate either of those but
- // it will accept them. If the name starts with #1/ and the remainder is
- // digits, then those digits specify the length of the name that is
- // stored immediately following the header. The special name
- // __LLVM_SYM_TAB__ identifies the symbol table for LLVM bytecode.
- // Anything else is a regular, short filename that is terminated with
- // a '/' and blanks.
-
- std::string pathname;
- switch (Hdr->name[0]) {
- case '#':
- if (Hdr->name[1] == '1' && Hdr->name[2] == '/') {
- if (isdigit(Hdr->name[3])) {
- unsigned len = atoi(&Hdr->name[3]);
- pathname.assign(At, len);
- At += len;
- MemberSize -= len;
- flags |= ArchiveMember::HasLongFilenameFlag;
- } else {
- if (error)
- *error = "invalid long filename";
- return 0;
- }
- } else if (Hdr->name[1] == '_' &&
- (0 == memcmp(Hdr->name, ARFILE_LLVM_SYMTAB_NAME, 16))) {
- // The member is using a long file name (>15 chars) format.
- // This format is standard for 4.4BSD and Mac OSX operating
- // systems. LLVM uses it similarly. In this format, the
- // remainder of the name field (after #1/) specifies the
- // length of the file name which occupy the first bytes of
- // the member's data. The pathname already has the #1/ stripped.
- pathname.assign(ARFILE_LLVM_SYMTAB_NAME);
- flags |= ArchiveMember::LLVMSymbolTableFlag;
- }
- break;
- case '/':
- if (Hdr->name[1]== '/') {
- if (0 == memcmp(Hdr->name, ARFILE_STRTAB_NAME, 16)) {
- pathname.assign(ARFILE_STRTAB_NAME);
- flags |= ArchiveMember::StringTableFlag;
- } else {
- if (error)
- *error = "invalid string table name";
- return 0;
- }
- } else if (Hdr->name[1] == ' ') {
- if (0 == memcmp(Hdr->name, ARFILE_SVR4_SYMTAB_NAME, 16)) {
- pathname.assign(ARFILE_SVR4_SYMTAB_NAME);
- flags |= ArchiveMember::SVR4SymbolTableFlag;
- } else {
- if (error)
- *error = "invalid SVR4 symbol table name";
- return 0;
- }
- } else if (isdigit(Hdr->name[1])) {
- unsigned index = atoi(&Hdr->name[1]);
- if (index < strtab.length()) {
- const char* namep = strtab.c_str() + index;
- const char* endp = strtab.c_str() + strtab.length();
- const char* p = namep;
- const char* last_p = p;
- while (p < endp) {
- if (*p == '\n' && *last_p == '/') {
- pathname.assign(namep, last_p - namep);
- flags |= ArchiveMember::HasLongFilenameFlag;
- break;
- }
- last_p = p;
- p++;
- }
- if (p >= endp) {
- if (error)
- *error = "missing name termiantor in string table";
- return 0;
- }
- } else {
- if (error)
- *error = "name index beyond string table";
- return 0;
- }
- }
- break;
- case '_':
- if (Hdr->name[1] == '_' &&
- (0 == memcmp(Hdr->name, ARFILE_BSD4_SYMTAB_NAME, 16))) {
- pathname.assign(ARFILE_BSD4_SYMTAB_NAME);
- flags |= ArchiveMember::BSD4SymbolTableFlag;
- break;
- }
- /* FALL THROUGH */
-
- default:
- char* slash = (char*) memchr(Hdr->name, '/', 16);
- if (slash == 0)
- slash = Hdr->name + 16;
- pathname.assign(Hdr->name, slash - Hdr->name);
- break;
- }
-
- // Determine if this is a bytecode file
- switch (sys::IdentifyFileType(At, 4)) {
- case sys::Bitcode_FileType:
- case sys::Bytecode_FileType:
- flags |= ArchiveMember::BytecodeFlag;
- break;
- case sys::CompressedBytecode_FileType:
- flags |= ArchiveMember::CompressedBytecodeFlag;
- flags &= ~ArchiveMember::CompressedFlag;
- break;
- default:
- flags &= ~(ArchiveMember::BytecodeFlag|
- ArchiveMember::CompressedBytecodeFlag);
- break;
- }
-
- // Instantiate the ArchiveMember to be filled
- ArchiveMember* member = new ArchiveMember(this);
-
- // Fill in fields of the ArchiveMember
- member->next = 0;
- member->prev = 0;
- member->parent = this;
- member->path.set(pathname);
- member->info.fileSize = MemberSize;
- member->info.modTime.fromEpochTime(atoi(Hdr->date));
- unsigned int mode;
- sscanf(Hdr->mode, "%o", &mode);
- member->info.mode = mode;
- member->info.user = atoi(Hdr->uid);
- member->info.group = atoi(Hdr->gid);
- member->flags = flags;
- member->data = At;
-
- return member;
-}
-
-bool
-Archive::checkSignature(std::string* error) {
- // Check the magic string at file's header
- if (mapfile->size() < 8 || memcmp(base, ARFILE_MAGIC, 8)) {
- if (error)
- *error = "invalid signature for an archive file";
- return false;
- }
- return true;
-}
-
-// This function loads the entire archive and fully populates its ilist with
-// the members of the archive file. This is typically used in preparation for
-// editing the contents of the archive.
-bool
-Archive::loadArchive(std::string* error) {
-
- // Set up parsing
- members.clear();
- symTab.clear();
- const char *At = base;
- const char *End = base + mapfile->size();
-
- if (!checkSignature(error))
- return false;
-
- At += 8; // Skip the magic string.
-
- bool seenSymbolTable = false;
- bool foundFirstFile = false;
- while (At < End) {
- // parse the member header
- const char* Save = At;
- ArchiveMember* mbr = parseMemberHeader(At, End, error);
- if (!mbr)
- return false;
-
- // check if this is the foreign symbol table
- if (mbr->isSVR4SymbolTable() || mbr->isBSD4SymbolTable()) {
- // We just save this but don't do anything special
- // with it. It doesn't count as the "first file".
- if (foreignST) {
- // What? Multiple foreign symbol tables? Just chuck it
- // and retain the last one found.
- delete foreignST;
- }
- foreignST = mbr;
- At += mbr->getSize();
- if ((intptr_t(At) & 1) == 1)
- At++;
- } else if (mbr->isStringTable()) {
- // Simply suck the entire string table into a string
- // variable. This will be used to get the names of the
- // members that use the "/ddd" format for their names
- // (SVR4 style long names).
- strtab.assign(At, mbr->getSize());
- At += mbr->getSize();
- if ((intptr_t(At) & 1) == 1)
- At++;
- delete mbr;
- } else if (mbr->isLLVMSymbolTable()) {
- // This is the LLVM symbol table for the archive. If we've seen it
- // already, its an error. Otherwise, parse the symbol table and move on.
- if (seenSymbolTable) {
- if (error)
- *error = "invalid archive: multiple symbol tables";
- return false;
- }
- if (!parseSymbolTable(mbr->getData(), mbr->getSize(), error))
- return false;
- seenSymbolTable = true;
- At += mbr->getSize();
- if ((intptr_t(At) & 1) == 1)
- At++;
- delete mbr; // We don't need this member in the list of members.
- } else {
- // This is just a regular file. If its the first one, save its offset.
- // Otherwise just push it on the list and move on to the next file.
- if (!foundFirstFile) {
- firstFileOffset = Save - base;
- foundFirstFile = true;
- }
- members.push_back(mbr);
- At += mbr->getSize();
- if ((intptr_t(At) & 1) == 1)
- At++;
- }
- }
- return true;
-}
-
-// Open and completely load the archive file.
-Archive*
-Archive::OpenAndLoad(const sys::Path& file, std::string* ErrorMessage)
-{
- std::auto_ptr<Archive> result ( new Archive(file));
- if (result->mapToMemory(ErrorMessage))
- return 0;
- if (!result->loadArchive(ErrorMessage))
- return 0;
- return result.release();
-}
-
-// Get all the bytecode modules from the archive
-bool
-Archive::getAllModules(std::vector<Module*>& Modules, std::string* ErrMessage) {
-
- for (iterator I=begin(), E=end(); I != E; ++I) {
- if (I->isBytecode() || I->isCompressedBytecode()) {
- std::string FullMemberName = archPath.toString() +
- "(" + I->getPath().toString() + ")";
- MemoryBuffer *Buffer =
- MemoryBuffer::getNewMemBuffer(I->getSize(), FullMemberName.c_str());
- memcpy((char*)Buffer->getBufferStart(), I->getData(), I->getSize());
-
- Module *M = ParseBitcodeFile(Buffer, ErrMessage);
- delete Buffer;
- if (!M)
- return true;
-
- Modules.push_back(M);
- }
- }
- return false;
-}
-
-// Load just the symbol table from the archive file
-bool
-Archive::loadSymbolTable(std::string* ErrorMsg) {
-
- // Set up parsing
- members.clear();
- symTab.clear();
- const char *At = base;
- const char *End = base + mapfile->size();
-
- // Make sure we're dealing with an archive
- if (!checkSignature(ErrorMsg))
- return false;
-
- At += 8; // Skip signature
-
- // Parse the first file member header
- const char* FirstFile = At;
- ArchiveMember* mbr = parseMemberHeader(At, End, ErrorMsg);
- if (!mbr)
- return false;
-
- if (mbr->isSVR4SymbolTable() || mbr->isBSD4SymbolTable()) {
- // Skip the foreign symbol table, we don't do anything with it
- At += mbr->getSize();
- if ((intptr_t(At) & 1) == 1)
- At++;
- delete mbr;
-
- // Read the next one
- FirstFile = At;
- mbr = parseMemberHeader(At, End, ErrorMsg);
- if (!mbr) {
- delete mbr;
- return false;
- }
- }
-
- if (mbr->isStringTable()) {
- // Process the string table entry
- strtab.assign((const char*)mbr->getData(), mbr->getSize());
- At += mbr->getSize();
- if ((intptr_t(At) & 1) == 1)
- At++;
- delete mbr;
- // Get the next one
- FirstFile = At;
- mbr = parseMemberHeader(At, End, ErrorMsg);
- if (!mbr) {
- delete mbr;
- return false;
- }
- }
-
- // See if its the symbol table
- if (mbr->isLLVMSymbolTable()) {
- if (!parseSymbolTable(mbr->getData(), mbr->getSize(), ErrorMsg)) {
- delete mbr;
- return false;
- }
-
- At += mbr->getSize();
- if ((intptr_t(At) & 1) == 1)
- At++;
- delete mbr;
- // Can't be any more symtab headers so just advance
- FirstFile = At;
- } else {
- // There's no symbol table in the file. We have to rebuild it from scratch
- // because the intent of this method is to get the symbol table loaded so
- // it can be searched efficiently.
- // Add the member to the members list
- members.push_back(mbr);
- }
-
- firstFileOffset = FirstFile - base;
- return true;
-}
-
-// Open the archive and load just the symbol tables
-Archive*
-Archive::OpenAndLoadSymbols(const sys::Path& file, std::string* ErrorMessage) {
- std::auto_ptr<Archive> result ( new Archive(file) );
- if (result->mapToMemory(ErrorMessage))
- return 0;
- if (!result->loadSymbolTable(ErrorMessage))
- return 0;
- return result.release();
-}
-
-// Look up one symbol in the symbol table and return a ModuleProvider for the
-// module that defines that symbol.
-ModuleProvider*
-Archive::findModuleDefiningSymbol(const std::string& symbol,
- std::string* ErrMsg) {
- SymTabType::iterator SI = symTab.find(symbol);
- if (SI == symTab.end())
- return 0;
-
- // The symbol table was previously constructed assuming that the members were
- // written without the symbol table header. Because VBR encoding is used, the
- // values could not be adjusted to account for the offset of the symbol table
- // because that could affect the size of the symbol table due to VBR encoding.
- // We now have to account for this by adjusting the offset by the size of the
- // symbol table and its header.
- unsigned fileOffset =
- SI->second + // offset in symbol-table-less file
- firstFileOffset; // add offset to first "real" file in archive
-
- // See if the module is already loaded
- ModuleMap::iterator MI = modules.find(fileOffset);
- if (MI != modules.end())
- return MI->second.first;
-
- // Module hasn't been loaded yet, we need to load it
- const char* modptr = base + fileOffset;
- ArchiveMember* mbr = parseMemberHeader(modptr, base + mapfile->size(),ErrMsg);
- if (!mbr)
- return 0;
-
- // Now, load the bytecode module to get the ModuleProvider
- std::string FullMemberName = archPath.toString() + "(" +
- mbr->getPath().toString() + ")";
- MemoryBuffer *Buffer =MemoryBuffer::getNewMemBuffer(mbr->getSize(),
- FullMemberName.c_str());
- memcpy((char*)Buffer->getBufferStart(), mbr->getData(), mbr->getSize());
-
- ModuleProvider *mp = getBitcodeModuleProvider(Buffer, ErrMsg);
- if (!mp)
- return 0;
-
- modules.insert(std::make_pair(fileOffset, std::make_pair(mp, mbr)));
-
- return mp;
-}
-
-// Look up multiple symbols in the symbol table and return a set of
-// ModuleProviders that define those symbols.
-bool
-Archive::findModulesDefiningSymbols(std::set<std::string>& symbols,
- std::set<ModuleProvider*>& result,
- std::string* error) {
- if (!mapfile || !base) {
- if (error)
- *error = "Empty archive invalid for finding modules defining symbols";
- return false;
- }
-
- if (symTab.empty()) {
- // We don't have a symbol table, so we must build it now but lets also
- // make sure that we populate the modules table as we do this to ensure
- // that we don't load them twice when findModuleDefiningSymbol is called
- // below.
-
- // Get a pointer to the first file
- const char* At = ((const char*)base) + firstFileOffset;
- const char* End = ((const char*)base) + mapfile->size();
-
- while ( At < End) {
- // Compute the offset to be put in the symbol table
- unsigned offset = At - base - firstFileOffset;
-
- // Parse the file's header
- ArchiveMember* mbr = parseMemberHeader(At, End, error);
- if (!mbr)
- return false;
-
- // If it contains symbols
- if (mbr->isBytecode() || mbr->isCompressedBytecode()) {
- // Get the symbols
- std::vector<std::string> symbols;
- std::string FullMemberName = archPath.toString() + "(" +
- mbr->getPath().toString() + ")";
- ModuleProvider* MP =
- GetBytecodeSymbols((const unsigned char*)At, mbr->getSize(),
- FullMemberName, symbols, error);
-
- if (MP) {
- // Insert the module's symbols into the symbol table
- for (std::vector<std::string>::iterator I = symbols.begin(),
- E=symbols.end(); I != E; ++I ) {
- symTab.insert(std::make_pair(*I, offset));
- }
- // Insert the ModuleProvider and the ArchiveMember into the table of
- // modules.
- modules.insert(std::make_pair(offset, std::make_pair(MP, mbr)));
- } else {
- if (error)
- *error = "Can't parse bytecode member: " +
- mbr->getPath().toString() + ": " + *error;
- delete mbr;
- return false;
- }
- }
-
- // Go to the next file location
- At += mbr->getSize();
- if ((intptr_t(At) & 1) == 1)
- At++;
- }
- }
-
- // At this point we have a valid symbol table (one way or another) so we
- // just use it to quickly find the symbols requested.
-
- for (std::set<std::string>::iterator I=symbols.begin(),
- E=symbols.end(); I != E;) {
- // See if this symbol exists
- ModuleProvider* mp = findModuleDefiningSymbol(*I,error);
- if (mp) {
- // The symbol exists, insert the ModuleProvider into our result,
- // duplicates wil be ignored
- result.insert(mp);
-
- // Remove the symbol now that its been resolved, being careful to
- // post-increment the iterator.
- symbols.erase(I++);
- } else {
- ++I;
- }
- }
- return true;
-}
-
-bool Archive::isBytecodeArchive() {
- // Make sure the symTab has been loaded. In most cases this should have been
- // done when the archive was constructed, but still, this is just in case.
- if (!symTab.size())
- if (!loadSymbolTable(0))
- return false;
-
- // Now that we know it's been loaded, return true
- // if it has a size
- if (symTab.size()) return true;
-
- //We still can't be sure it isn't a bytecode archive
- if (!loadArchive(0))
- return false;
-
- std::vector<Module *> Modules;
- std::string ErrorMessage;
-
- // Scan the archive, trying to load a bytecode member. We only load one to
- // see if this works.
- for (iterator I = begin(), E = end(); I != E; ++I) {
- if (!I->isBytecode() && !I->isCompressedBytecode())
- continue;
-
- std::string FullMemberName =
- archPath.toString() + "(" + I->getPath().toString() + ")";
-
- MemoryBuffer *Buffer =
- MemoryBuffer::getNewMemBuffer(I->getSize(), FullMemberName.c_str());
- memcpy((char*)Buffer->getBufferStart(), I->getData(), I->getSize());
- Module *M = ParseBitcodeFile(Buffer);
- delete Buffer;
- if (!M)
- return false; // Couldn't parse bytecode, not a bytecode archive.
- delete M;
- return true;
- }
-
- return false;
-}
+++ /dev/null
-//===-- ArchiveWriter.cpp - Write LLVM archive files ----------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file was developed by Reid Spencer and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// Builds up an LLVM archive file (.a) containing LLVM bytecode.
-//
-//===----------------------------------------------------------------------===//
-
-#include "ArchiveInternals.h"
-#include "llvm/Bitcode/ReaderWriter.h"
-#include "llvm/System/Signals.h"
-#include "llvm/System/Process.h"
-#include "llvm/ModuleProvider.h"
-#include <fstream>
-#include <ostream>
-#include <iomanip>
-using namespace llvm;
-
-// Write an integer using variable bit rate encoding. This saves a few bytes
-// per entry in the symbol table.
-inline void writeInteger(unsigned num, std::ofstream& ARFile) {
- while (1) {
- if (num < 0x80) { // done?
- ARFile << (unsigned char)num;
- return;
- }
-
- // Nope, we are bigger than a character, output the next 7 bits and set the
- // high bit to say that there is more coming...
- ARFile << (unsigned char)(0x80 | ((unsigned char)num & 0x7F));
- num >>= 7; // Shift out 7 bits now...
- }
-}
-
-// Compute how many bytes are taken by a given VBR encoded value. This is needed
-// to pre-compute the size of the symbol table.
-inline unsigned numVbrBytes(unsigned num) {
-
- // Note that the following nested ifs are somewhat equivalent to a binary
- // search. We split it in half by comparing against 2^14 first. This allows
- // most reasonable values to be done in 2 comparisons instead of 1 for
- // small ones and four for large ones. We expect this to access file offsets
- // in the 2^10 to 2^24 range and symbol lengths in the 2^0 to 2^8 range,
- // so this approach is reasonable.
- if (num < 1<<14)
- if (num < 1<<7)
- return 1;
- else
- return 2;
- if (num < 1<<21)
- return 3;
-
- if (num < 1<<28)
- return 4;
- return 5; // anything >= 2^28 takes 5 bytes
-}
-
-// Create an empty archive.
-Archive*
-Archive::CreateEmpty(const sys::Path& FilePath ) {
- Archive* result = new Archive(FilePath);
- return result;
-}
-
-// Fill the ArchiveMemberHeader with the information from a member. If
-// TruncateNames is true, names are flattened to 15 chars or less. The sz field
-// is provided here instead of coming from the mbr because the member might be
-// stored compressed and the compressed size is not the ArchiveMember's size.
-// Furthermore compressed files have negative size fields to identify them as
-// compressed.
-bool
-Archive::fillHeader(const ArchiveMember &mbr, ArchiveMemberHeader& hdr,
- int sz, bool TruncateNames) const {
-
- // Set the permissions mode, uid and gid
- hdr.init();
- char buffer[32];
- sprintf(buffer, "%-8o", mbr.getMode());
- memcpy(hdr.mode,buffer,8);
- sprintf(buffer, "%-6u", mbr.getUser());
- memcpy(hdr.uid,buffer,6);
- sprintf(buffer, "%-6u", mbr.getGroup());
- memcpy(hdr.gid,buffer,6);
-
- // Set the last modification date
- uint64_t secondsSinceEpoch = mbr.getModTime().toEpochTime();
- sprintf(buffer,"%-12u", unsigned(secondsSinceEpoch));
- memcpy(hdr.date,buffer,12);
-
- // Get rid of trailing blanks in the name
- std::string mbrPath = mbr.getPath().toString();
- size_t mbrLen = mbrPath.length();
- while (mbrLen > 0 && mbrPath[mbrLen-1] == ' ') {
- mbrPath.erase(mbrLen-1,1);
- mbrLen--;
- }
-
- // Set the name field in one of its various flavors.
- bool writeLongName = false;
- if (mbr.isStringTable()) {
- memcpy(hdr.name,ARFILE_STRTAB_NAME,16);
- } else if (mbr.isSVR4SymbolTable()) {
- memcpy(hdr.name,ARFILE_SVR4_SYMTAB_NAME,16);
- } else if (mbr.isBSD4SymbolTable()) {
- memcpy(hdr.name,ARFILE_BSD4_SYMTAB_NAME,16);
- } else if (mbr.isLLVMSymbolTable()) {
- memcpy(hdr.name,ARFILE_LLVM_SYMTAB_NAME,16);
- } else if (TruncateNames) {
- const char* nm = mbrPath.c_str();
- unsigned len = mbrPath.length();
- size_t slashpos = mbrPath.rfind('/');
- if (slashpos != std::string::npos) {
- nm += slashpos + 1;
- len -= slashpos +1;
- }
- if (len > 15)
- len = 15;
- memcpy(hdr.name,nm,len);
- hdr.name[len] = '/';
- } else if (mbrPath.length() < 16 && mbrPath.find('/') == std::string::npos) {
- memcpy(hdr.name,mbrPath.c_str(),mbrPath.length());
- hdr.name[mbrPath.length()] = '/';
- } else {
- std::string nm = "#1/";
- nm += utostr(mbrPath.length());
- memcpy(hdr.name,nm.data(),nm.length());
- if (sz < 0)
- sz -= mbrPath.length();
- else
- sz += mbrPath.length();
- writeLongName = true;
- }
-
- // Set the size field
- if (sz < 0) {
- buffer[0] = '-';
- sprintf(&buffer[1],"%-9u",(unsigned)-sz);
- } else {
- sprintf(buffer, "%-10u", (unsigned)sz);
- }
- memcpy(hdr.size,buffer,10);
-
- return writeLongName;
-}
-
-// Insert a file into the archive before some other member. This also takes care
-// of extracting the necessary flags and information from the file.
-bool
-Archive::addFileBefore(const sys::Path& filePath, iterator where,
- std::string* ErrMsg) {
- if (!filePath.exists()) {
- if (ErrMsg)
- *ErrMsg = "Can not add a non-existent file to archive";
- return true;
- }
-
- ArchiveMember* mbr = new ArchiveMember(this);
-
- mbr->data = 0;
- mbr->path = filePath;
- const sys::FileStatus *FSInfo = mbr->path.getFileStatus(false, ErrMsg);
- if (FSInfo)
- mbr->info = *FSInfo;
- else
- return true;
-
- unsigned flags = 0;
- bool hasSlash = filePath.toString().find('/') != std::string::npos;
- if (hasSlash)
- flags |= ArchiveMember::HasPathFlag;
- if (hasSlash || filePath.toString().length() > 15)
- flags |= ArchiveMember::HasLongFilenameFlag;
- std::string magic;
- mbr->path.getMagicNumber(magic,4);
- switch (sys::IdentifyFileType(magic.c_str(),4)) {
- case sys::Bitcode_FileType:
- case sys::Bytecode_FileType:
- flags |= ArchiveMember::BytecodeFlag;
- break;
- case sys::CompressedBytecode_FileType:
- flags |= ArchiveMember::CompressedBytecodeFlag;
- break;
- default:
- break;
- }
- mbr->flags = flags;
- members.insert(where,mbr);
- return false;
-}
-
-// Write one member out to the file.
-bool
-Archive::writeMember(
- const ArchiveMember& member,
- std::ofstream& ARFile,
- bool CreateSymbolTable,
- bool TruncateNames,
- bool ShouldCompress,
- std::string* ErrMsg
-) {
-
- unsigned filepos = ARFile.tellp();
- filepos -= 8;
-
- // Get the data and its size either from the
- // member's in-memory data or directly from the file.
- size_t fSize = member.getSize();
- const char* data = (const char*)member.getData();
- sys::MappedFile* mFile = 0;
- if (!data) {
- mFile = new sys::MappedFile();
- if (mFile->open(member.getPath(), sys::MappedFile::READ_ACCESS, ErrMsg))
- return true;
- if (!(data = (const char*) mFile->map(ErrMsg)))
- return true;
- fSize = mFile->size();
- }
-
- // Now that we have the data in memory, update the
- // symbol table if its a bytecode file.
- if (CreateSymbolTable &&
- (member.isBytecode() || member.isCompressedBytecode())) {
- std::vector<std::string> symbols;
- std::string FullMemberName = archPath.toString() + "(" +
- member.getPath().toString()
- + ")";
- ModuleProvider* MP =
- GetBytecodeSymbols((const unsigned char*)data,fSize,
- FullMemberName, symbols, ErrMsg);
-
- // If the bytecode parsed successfully
- if ( MP ) {
- for (std::vector<std::string>::iterator SI = symbols.begin(),
- SE = symbols.end(); SI != SE; ++SI) {
-
- std::pair<SymTabType::iterator,bool> Res =
- symTab.insert(std::make_pair(*SI,filepos));
-
- if (Res.second) {
- symTabSize += SI->length() +
- numVbrBytes(SI->length()) +
- numVbrBytes(filepos);
- }
- }
- // We don't need this module any more.
- delete MP;
- } else {
- if (mFile != 0) {
- mFile->close();
- delete mFile;
- }
- if (ErrMsg)
- *ErrMsg = "Can't parse bytecode member: " + member.getPath().toString()
- + ": " + *ErrMsg;
- return true;
- }
- }
-
- int hdrSize = fSize;
-
- // Compute the fields of the header
- ArchiveMemberHeader Hdr;
- bool writeLongName = fillHeader(member,Hdr,hdrSize,TruncateNames);
-
- // Write header to archive file
- ARFile.write((char*)&Hdr, sizeof(Hdr));
-
- // Write the long filename if its long
- if (writeLongName) {
- ARFile.write(member.getPath().toString().data(),
- member.getPath().toString().length());
- }
-
- // Write the (possibly compressed) member's content to the file.
- ARFile.write(data,fSize);
-
- // Make sure the member is an even length
- if ((ARFile.tellp() & 1) == 1)
- ARFile << ARFILE_PAD;
-
- // Close the mapped file if it was opened
- if (mFile != 0) {
- mFile->close();
- delete mFile;
- }
- return false;
-}
-
-// Write out the LLVM symbol table as an archive member to the file.
-void
-Archive::writeSymbolTable(std::ofstream& ARFile) {
-
- // Construct the symbol table's header
- ArchiveMemberHeader Hdr;
- Hdr.init();
- memcpy(Hdr.name,ARFILE_LLVM_SYMTAB_NAME,16);
- uint64_t secondsSinceEpoch = sys::TimeValue::now().toEpochTime();
- char buffer[32];
- sprintf(buffer, "%-8o", 0644);
- memcpy(Hdr.mode,buffer,8);
- sprintf(buffer, "%-6u", sys::Process::GetCurrentUserId());
- memcpy(Hdr.uid,buffer,6);
- sprintf(buffer, "%-6u", sys::Process::GetCurrentGroupId());
- memcpy(Hdr.gid,buffer,6);
- sprintf(buffer,"%-12u", unsigned(secondsSinceEpoch));
- memcpy(Hdr.date,buffer,12);
- sprintf(buffer,"%-10u",symTabSize);
- memcpy(Hdr.size,buffer,10);
-
- // Write the header
- ARFile.write((char*)&Hdr, sizeof(Hdr));
-
- // Save the starting position of the symbol tables data content.
- unsigned startpos = ARFile.tellp();
-
- // Write out the symbols sequentially
- for ( Archive::SymTabType::iterator I = symTab.begin(), E = symTab.end();
- I != E; ++I)
- {
- // Write out the file index
- writeInteger(I->second, ARFile);
- // Write out the length of the symbol
- writeInteger(I->first.length(), ARFile);
- // Write out the symbol
- ARFile.write(I->first.data(), I->first.length());
- }
-
- // Now that we're done with the symbol table, get the ending file position
- unsigned endpos = ARFile.tellp();
-
- // Make sure that the amount we wrote is what we pre-computed. This is
- // critical for file integrity purposes.
- assert(endpos - startpos == symTabSize && "Invalid symTabSize computation");
-
- // Make sure the symbol table is even sized
- if (symTabSize % 2 != 0 )
- ARFile << ARFILE_PAD;
-}
-
-// Write the entire archive to the file specified when the archive was created.
-// This writes to a temporary file first. Options are for creating a symbol
-// table, flattening the file names (no directories, 15 chars max) and
-// compressing each archive member.
-bool
-Archive::writeToDisk(bool CreateSymbolTable, bool TruncateNames, bool Compress,
- std::string* ErrMsg)
-{
- // Make sure they haven't opened up the file, not loaded it,
- // but are now trying to write it which would wipe out the file.
- if (members.empty() && mapfile->size() > 8) {
- if (ErrMsg)
- *ErrMsg = "Can't write an archive not opened for writing";
- return true;
- }
-
- // Create a temporary file to store the archive in
- sys::Path TmpArchive = archPath;
- if (TmpArchive.createTemporaryFileOnDisk(ErrMsg))
- return true;
-
- // Make sure the temporary gets removed if we crash
- sys::RemoveFileOnSignal(TmpArchive);
-
- // Create archive file for output.
- std::ios::openmode io_mode = std::ios::out | std::ios::trunc |
- std::ios::binary;
- std::ofstream ArchiveFile(TmpArchive.c_str(), io_mode);
-
- // Check for errors opening or creating archive file.
- if (!ArchiveFile.is_open() || ArchiveFile.bad()) {
- if (TmpArchive.exists())
- TmpArchive.eraseFromDisk();
- if (ErrMsg)
- *ErrMsg = "Error opening archive file: " + archPath.toString();
- return true;
- }
-
- // If we're creating a symbol table, reset it now
- if (CreateSymbolTable) {
- symTabSize = 0;
- symTab.clear();
- }
-
- // Write magic string to archive.
- ArchiveFile << ARFILE_MAGIC;
-
- // Loop over all member files, and write them out. Note that this also
- // builds the symbol table, symTab.
- for (MembersList::iterator I = begin(), E = end(); I != E; ++I) {
- if (writeMember(*I, ArchiveFile, CreateSymbolTable,
- TruncateNames, Compress, ErrMsg)) {
- if (TmpArchive.exists())
- TmpArchive.eraseFromDisk();
- ArchiveFile.close();
- return true;
- }
- }
-
- // Close archive file.
- ArchiveFile.close();
-
- // Write the symbol table
- if (CreateSymbolTable) {
- // At this point we have written a file that is a legal archive but it
- // doesn't have a symbol table in it. To aid in faster reading and to
- // ensure compatibility with other archivers we need to put the symbol
- // table first in the file. Unfortunately, this means mapping the file
- // we just wrote back in and copying it to the destination file.
-
- // Map in the archive we just wrote.
- sys::MappedFile arch;
- if (arch.open(TmpArchive, sys::MappedFile::READ_ACCESS, ErrMsg))
- return true;
- const char* base;
- if (!(base = (const char*) arch.map(ErrMsg)))
- return true;
-
- // Open another temporary file in order to avoid invalidating the
- // mmapped data
- sys::Path FinalFilePath = archPath;
- if (FinalFilePath.createTemporaryFileOnDisk(ErrMsg))
- return true;
- sys::RemoveFileOnSignal(FinalFilePath);
-
- std::ofstream FinalFile(FinalFilePath.c_str(), io_mode);
- if (!FinalFile.is_open() || FinalFile.bad()) {
- if (TmpArchive.exists())
- TmpArchive.eraseFromDisk();
- if (ErrMsg)
- *ErrMsg = "Error opening archive file: " + FinalFilePath.toString();
- return true;
- }
-
- // Write the file magic number
- FinalFile << ARFILE_MAGIC;
-
- // If there is a foreign symbol table, put it into the file now. Most
- // ar(1) implementations require the symbol table to be first but llvm-ar
- // can deal with it being after a foreign symbol table. This ensures
- // compatibility with other ar(1) implementations as well as allowing the
- // archive to store both native .o and LLVM .bc files, both indexed.
- if (foreignST) {
- if (writeMember(*foreignST, FinalFile, false, false, false, ErrMsg)) {
- FinalFile.close();
- if (TmpArchive.exists())
- TmpArchive.eraseFromDisk();
- return true;
- }
- }
-
- // Put out the LLVM symbol table now.
- writeSymbolTable(FinalFile);
-
- // Copy the temporary file contents being sure to skip the file's magic
- // number.
- FinalFile.write(base + sizeof(ARFILE_MAGIC)-1,
- arch.size()-sizeof(ARFILE_MAGIC)+1);
-
- // Close up shop
- FinalFile.close();
- arch.close();
-
- // Move the final file over top of TmpArchive
- if (FinalFilePath.renamePathOnDisk(TmpArchive, ErrMsg))
- return true;
- }
-
- // Before we replace the actual archive, we need to forget all the
- // members, since they point to data in that old archive. We need to do
- // this because we cannot replace an open file on Windows.
- cleanUpMemory();
-
- if (TmpArchive.renamePathOnDisk(archPath, ErrMsg))
- return true;
-
- return false;
-}
+++ /dev/null
-##===- lib/Bytecode/Archive/Makefile -----------------------*- Makefile -*-===##
-#
-# The LLVM Compiler Infrastructure
-#
-# This file was developed by Reid Spencer and is distributed under the
-# University of Illinois Open Source License. See LICENSE.TXT for details.
-#
-##===----------------------------------------------------------------------===##
-
-LEVEL = ../../..
-LIBRARYNAME = LLVMArchive
-
-# We only want an archive so only those modules actually used by a tool are
-# included.
-BUILD_ARCHIVE := 1
-
-include $(LEVEL)/Makefile.common
projects / oota-llvm.git / commitdiff