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authorRafael Espindola <rafael.espindola@gmail.com>2013-09-04 17:44:24 +0000
committerRafael Espindola <rafael.espindola@gmail.com>2013-09-04 17:44:24 +0000
commit66efc63d87a371891cac3d1a2fab114a6ab0fa64 (patch)
treec2b9b1b91a1b41c6df71ac697163a3f86e27d4dc /tools/lto
parent3d476a80e9da0136681f69247abfbd6de986c137 (diff)
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Rename variables to match the style guide and clang-format.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@189962 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools/lto')
-rw-r--r--tools/lto/LTOCodeGenerator.cpp111
-rw-r--r--tools/lto/LTOCodeGenerator.h30
2 files changed, 70 insertions, 71 deletions
diff --git a/tools/lto/LTOCodeGenerator.cpp b/tools/lto/LTOCodeGenerator.cpp
index 3fe7af25af..e3e1ab3bf7 100644
--- a/tools/lto/LTOCodeGenerator.cpp
+++ b/tools/lto/LTOCodeGenerator.cpp
@@ -70,11 +70,9 @@ const char* LTOCodeGenerator::getVersionString() {
}
LTOCodeGenerator::LTOCodeGenerator()
- : _context(getGlobalContext()),
- _linker(new Module("ld-temp.o", _context)), _target(NULL),
- _emitDwarfDebugInfo(false), _scopeRestrictionsDone(false),
- _codeModel(LTO_CODEGEN_PIC_MODEL_DYNAMIC),
- _nativeObjectFile(NULL) {
+ : Context(getGlobalContext()), Linker(new Module("ld-temp.o", Context)),
+ TargetMach(NULL), EmitDwarfDebugInfo(false), ScopeRestrictionsDone(false),
+ CodeModel(LTO_CODEGEN_PIC_MODEL_DYNAMIC), NativeObjectFile(NULL) {
InitializeAllTargets();
InitializeAllTargetMCs();
InitializeAllAsmPrinters();
@@ -82,12 +80,13 @@ LTOCodeGenerator::LTOCodeGenerator()
}
LTOCodeGenerator::~LTOCodeGenerator() {
- delete _target;
- delete _nativeObjectFile;
- delete _linker.getModule();
+ delete TargetMach;
+ delete NativeObjectFile;
+ delete Linker.getModule();
- for (std::vector<char*>::iterator I = _codegenOptions.begin(),
- E = _codegenOptions.end(); I != E; ++I)
+ for (std::vector<char *>::iterator I = CodegenOptions.begin(),
+ E = CodegenOptions.end();
+ I != E; ++I)
free(*I);
}
@@ -122,11 +121,11 @@ void LTOCodeGenerator::initializeLTOPasses() {
}
bool LTOCodeGenerator::addModule(LTOModule* mod, std::string& errMsg) {
- bool ret = _linker.linkInModule(mod->getLLVVMModule(), &errMsg);
+ bool ret = Linker.linkInModule(mod->getLLVVMModule(), &errMsg);
const std::vector<const char*> &undefs = mod->getAsmUndefinedRefs();
for (int i = 0, e = undefs.size(); i != e; ++i)
- _asmUndefinedRefs[undefs[i]] = 1;
+ AsmUndefinedRefs[undefs[i]] = 1;
return !ret;
}
@@ -134,11 +133,11 @@ bool LTOCodeGenerator::addModule(LTOModule* mod, std::string& errMsg) {
void LTOCodeGenerator::setDebugInfo(lto_debug_model debug) {
switch (debug) {
case LTO_DEBUG_MODEL_NONE:
- _emitDwarfDebugInfo = false;
+ EmitDwarfDebugInfo = false;
return;
case LTO_DEBUG_MODEL_DWARF:
- _emitDwarfDebugInfo = true;
+ EmitDwarfDebugInfo = true;
return;
}
llvm_unreachable("Unknown debug format!");
@@ -149,7 +148,7 @@ void LTOCodeGenerator::setCodePICModel(lto_codegen_model model) {
case LTO_CODEGEN_PIC_MODEL_STATIC:
case LTO_CODEGEN_PIC_MODEL_DYNAMIC:
case LTO_CODEGEN_PIC_MODEL_DYNAMIC_NO_PIC:
- _codeModel = model;
+ CodeModel = model;
return;
}
llvm_unreachable("Unknown PIC model!");
@@ -173,7 +172,7 @@ bool LTOCodeGenerator::writeMergedModules(const char *path,
}
// write bitcode to it
- WriteBitcodeToFile(_linker.getModule(), Out.os());
+ WriteBitcodeToFile(Linker.getModule(), Out.os());
Out.os().close();
if (Out.os().has_error()) {
@@ -214,8 +213,8 @@ bool LTOCodeGenerator::compile_to_file(const char** name, std::string& errMsg) {
return false;
}
- _nativeObjectPath = Filename.c_str();
- *name = _nativeObjectPath.c_str();
+ NativeObjectPath = Filename.c_str();
+ *name = NativeObjectPath.c_str();
return true;
}
@@ -225,37 +224,37 @@ const void* LTOCodeGenerator::compile(size_t* length, std::string& errMsg) {
return NULL;
// remove old buffer if compile() called twice
- delete _nativeObjectFile;
+ delete NativeObjectFile;
// read .o file into memory buffer
OwningPtr<MemoryBuffer> BuffPtr;
if (error_code ec = MemoryBuffer::getFile(name, BuffPtr, -1, false)) {
errMsg = ec.message();
- sys::fs::remove(_nativeObjectPath);
+ sys::fs::remove(NativeObjectPath);
return NULL;
}
- _nativeObjectFile = BuffPtr.take();
+ NativeObjectFile = BuffPtr.take();
// remove temp files
- sys::fs::remove(_nativeObjectPath);
+ sys::fs::remove(NativeObjectPath);
// return buffer, unless error
- if (_nativeObjectFile == NULL)
+ if (NativeObjectFile == NULL)
return NULL;
- *length = _nativeObjectFile->getBufferSize();
- return _nativeObjectFile->getBufferStart();
+ *length = NativeObjectFile->getBufferSize();
+ return NativeObjectFile->getBufferStart();
}
bool LTOCodeGenerator::determineTarget(std::string &errMsg) {
- if (_target != NULL)
+ if (TargetMach != NULL)
return true;
// if options were requested, set them
- if (!_codegenOptions.empty())
- cl::ParseCommandLineOptions(_codegenOptions.size(),
- const_cast<char **>(&_codegenOptions[0]));
+ if (!CodegenOptions.empty())
+ cl::ParseCommandLineOptions(CodegenOptions.size(),
+ const_cast<char **>(&CodegenOptions[0]));
- std::string TripleStr = _linker.getModule()->getTargetTriple();
+ std::string TripleStr = Linker.getModule()->getTargetTriple();
if (TripleStr.empty())
TripleStr = sys::getDefaultTargetTriple();
llvm::Triple Triple(TripleStr);
@@ -268,7 +267,7 @@ bool LTOCodeGenerator::determineTarget(std::string &errMsg) {
// The relocation model is actually a static member of TargetMachine and
// needs to be set before the TargetMachine is instantiated.
Reloc::Model RelocModel = Reloc::Default;
- switch (_codeModel) {
+ switch (CodeModel) {
case LTO_CODEGEN_PIC_MODEL_STATIC:
RelocModel = Reloc::Static;
break;
@@ -285,17 +284,17 @@ bool LTOCodeGenerator::determineTarget(std::string &errMsg) {
Features.getDefaultSubtargetFeatures(Triple);
std::string FeatureStr = Features.getString();
// Set a default CPU for Darwin triples.
- if (_mCpu.empty() && Triple.isOSDarwin()) {
+ if (MCpu.empty() && Triple.isOSDarwin()) {
if (Triple.getArch() == llvm::Triple::x86_64)
- _mCpu = "core2";
+ MCpu = "core2";
else if (Triple.getArch() == llvm::Triple::x86)
- _mCpu = "yonah";
+ MCpu = "yonah";
}
TargetOptions Options;
LTOModule::getTargetOptions(Options);
- _target = march->createTargetMachine(TripleStr, _mCpu, FeatureStr, Options,
- RelocModel, CodeModel::Default,
- CodeGenOpt::Aggressive);
+ TargetMach = march->createTargetMachine(TripleStr, MCpu, FeatureStr, Options,
+ RelocModel, CodeModel::Default,
+ CodeGenOpt::Aggressive);
return true;
}
@@ -309,9 +308,9 @@ applyRestriction(GlobalValue &GV,
if (GV.isDeclaration())
return;
- if (_mustPreserveSymbols.count(Buffer))
+ if (MustPreserveSymbols.count(Buffer))
mustPreserveList.push_back(GV.getName().data());
- if (_asmUndefinedRefs.count(Buffer))
+ if (AsmUndefinedRefs.count(Buffer))
asmUsed.insert(&GV);
}
@@ -327,16 +326,18 @@ static void findUsedValues(GlobalVariable *LLVMUsed,
}
void LTOCodeGenerator::applyScopeRestrictions() {
- if (_scopeRestrictionsDone) return;
- Module *mergedModule = _linker.getModule();
+ if (ScopeRestrictionsDone)
+ return;
+ Module *mergedModule = Linker.getModule();
// Start off with a verification pass.
PassManager passes;
passes.add(createVerifierPass());
// mark which symbols can not be internalized
- MCContext Context(_target->getMCAsmInfo(), _target->getRegisterInfo(), NULL);
- Mangler mangler(Context, _target);
+ MCContext MContext(TargetMach->getMCAsmInfo(), TargetMach->getRegisterInfo(),
+ NULL);
+ Mangler mangler(MContext, TargetMach);
std::vector<const char*> mustPreserveList;
SmallPtrSet<GlobalValue*, 8> asmUsed;
@@ -357,7 +358,7 @@ void LTOCodeGenerator::applyScopeRestrictions() {
LLVMCompilerUsed->eraseFromParent();
if (!asmUsed.empty()) {
- llvm::Type *i8PTy = llvm::Type::getInt8PtrTy(_context);
+ llvm::Type *i8PTy = llvm::Type::getInt8PtrTy(Context);
std::vector<Constant*> asmUsed2;
for (SmallPtrSet<GlobalValue*, 16>::const_iterator i = asmUsed.begin(),
e = asmUsed.end(); i !=e; ++i) {
@@ -381,7 +382,7 @@ void LTOCodeGenerator::applyScopeRestrictions() {
// apply scope restrictions
passes.run(*mergedModule);
- _scopeRestrictionsDone = true;
+ ScopeRestrictionsDone = true;
}
/// Optimize merged modules using various IPO passes
@@ -390,7 +391,7 @@ bool LTOCodeGenerator::generateObjectFile(raw_ostream &out,
if (!this->determineTarget(errMsg))
return false;
- Module* mergedModule = _linker.getModule();
+ Module *mergedModule = Linker.getModule();
// Mark which symbols can not be internalized
this->applyScopeRestrictions();
@@ -402,8 +403,8 @@ bool LTOCodeGenerator::generateObjectFile(raw_ostream &out,
passes.add(createVerifierPass());
// Add an appropriate DataLayout instance for this module...
- passes.add(new DataLayout(*_target->getDataLayout()));
- _target->addAnalysisPasses(passes);
+ passes.add(new DataLayout(*TargetMach->getDataLayout()));
+ TargetMach->addAnalysisPasses(passes);
// Enabling internalize here would use its AllButMain variant. It
// keeps only main if it exists and does nothing for libraries. Instead
@@ -419,8 +420,8 @@ bool LTOCodeGenerator::generateObjectFile(raw_ostream &out,
PassManager codeGenPasses;
- codeGenPasses.add(new DataLayout(*_target->getDataLayout()));
- _target->addAnalysisPasses(codeGenPasses);
+ codeGenPasses.add(new DataLayout(*TargetMach->getDataLayout()));
+ TargetMach->addAnalysisPasses(codeGenPasses);
formatted_raw_ostream Out(out);
@@ -428,8 +429,8 @@ bool LTOCodeGenerator::generateObjectFile(raw_ostream &out,
// the ObjCARCContractPass must be run, so do it unconditionally here.
codeGenPasses.add(createObjCARCContractPass());
- if (_target->addPassesToEmitFile(codeGenPasses, Out,
- TargetMachine::CGFT_ObjectFile)) {
+ if (TargetMach->addPassesToEmitFile(codeGenPasses, Out,
+ TargetMachine::CGFT_ObjectFile)) {
errMsg = "target file type not supported";
return false;
}
@@ -450,8 +451,8 @@ void LTOCodeGenerator::setCodeGenDebugOptions(const char *options) {
!o.first.empty(); o = getToken(o.second)) {
// ParseCommandLineOptions() expects argv[0] to be program name. Lazily add
// that.
- if (_codegenOptions.empty())
- _codegenOptions.push_back(strdup("libLTO"));
- _codegenOptions.push_back(strdup(o.first.str().c_str()));
+ if (CodegenOptions.empty())
+ CodegenOptions.push_back(strdup("libLTO"));
+ CodegenOptions.push_back(strdup(o.first.str().c_str()));
}
}
diff --git a/tools/lto/LTOCodeGenerator.h b/tools/lto/LTOCodeGenerator.h
index 8f37cf0e1d..8f551f8634 100644
--- a/tools/lto/LTOCodeGenerator.h
+++ b/tools/lto/LTOCodeGenerator.h
@@ -67,11 +67,9 @@ struct LTOCodeGenerator {
void setDebugInfo(lto_debug_model);
void setCodePICModel(lto_codegen_model);
- void setCpu(const char* mCpu) { _mCpu = mCpu; }
+ void setCpu(const char *mCpu) { MCpu = mCpu; }
- void addMustPreserveSymbol(const char* sym) {
- _mustPreserveSymbols[sym] = 1;
- }
+ void addMustPreserveSymbol(const char *sym) { MustPreserveSymbols[sym] = 1; }
// To pass options to the driver and optimization passes. These options are
// not necessarily for debugging purpose (The function name is misleading).
@@ -115,18 +113,18 @@ private:
typedef llvm::StringMap<uint8_t> StringSet;
- llvm::LLVMContext& _context;
- llvm::Linker _linker;
- llvm::TargetMachine* _target;
- bool _emitDwarfDebugInfo;
- bool _scopeRestrictionsDone;
- lto_codegen_model _codeModel;
- StringSet _mustPreserveSymbols;
- StringSet _asmUndefinedRefs;
- llvm::MemoryBuffer* _nativeObjectFile;
- std::vector<char*> _codegenOptions;
- std::string _mCpu;
- std::string _nativeObjectPath;
+ llvm::LLVMContext &Context;
+ llvm::Linker Linker;
+ llvm::TargetMachine *TargetMach;
+ bool EmitDwarfDebugInfo;
+ bool ScopeRestrictionsDone;
+ lto_codegen_model CodeModel;
+ StringSet MustPreserveSymbols;
+ StringSet AsmUndefinedRefs;
+ llvm::MemoryBuffer *NativeObjectFile;
+ std::vector<char *> CodegenOptions;
+ std::string MCpu;
+ std::string NativeObjectPath;
};
#endif // LTO_CODE_GENERATOR_H