Add ability to set code model within the execution engine builders

and creation interfaces.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89151 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2009-11-17 21:58:16 +00:00
parent 6c8a0715c4
commit 88b5aca20a
4 changed files with 29 additions and 10 deletions

View File

@ -113,7 +113,8 @@ protected:
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode);
bool GVsWithCode,
CodeModel::Model CMM);
static ExecutionEngine *(*InterpCtor)(ModuleProvider *MP,
std::string *ErrorStr);
@ -173,7 +174,9 @@ public:
JITMemoryManager *JMM = 0,
CodeGenOpt::Level OptLevel =
CodeGenOpt::Default,
bool GVsWithCode = true);
bool GVsWithCode = true,
CodeModel::Model CMM =
CodeModel::Default);
/// addModuleProvider - Add a ModuleProvider to the list of modules that we
/// can JIT from. Note that this takes ownership of the ModuleProvider: when
@ -425,6 +428,7 @@ class EngineBuilder {
CodeGenOpt::Level OptLevel;
JITMemoryManager *JMM;
bool AllocateGVsWithCode;
CodeModel::Model CMModel;
/// InitEngine - Does the common initialization of default options.
///
@ -434,6 +438,7 @@ class EngineBuilder {
OptLevel = CodeGenOpt::Default;
JMM = NULL;
AllocateGVsWithCode = false;
CMModel = CodeModel::Default;
}
public:
@ -478,6 +483,13 @@ class EngineBuilder {
return *this;
}
/// setCodeModel - Set the CodeModel that the ExecutionEngine target
/// data is using. Defaults to target specific default "CodeModel::Default".
EngineBuilder &setCodeModel(CodeModel::Model M) {
CMModel = M;
return *this;
}
/// setAllocateGVsWithCode - Sets whether global values should be allocated
/// into the same buffer as code. For most applications this should be set
/// to false. Allocating globals with code breaks freeMachineCodeForFunction

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@ -40,7 +40,8 @@ ExecutionEngine *(*ExecutionEngine::JITCtor)(ModuleProvider *MP,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode) = 0;
bool GVsWithCode,
CodeModel::Model CMM) = 0;
ExecutionEngine *(*ExecutionEngine::InterpCtor)(ModuleProvider *MP,
std::string *ErrorStr) = 0;
ExecutionEngine::EERegisterFn ExecutionEngine::ExceptionTableRegister = 0;
@ -444,7 +445,7 @@ ExecutionEngine *EngineBuilder::create() {
if (ExecutionEngine::JITCtor) {
ExecutionEngine *EE =
ExecutionEngine::JITCtor(MP, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode);
AllocateGVsWithCode, CMModel);
if (EE) return EE;
}
}

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@ -198,15 +198,17 @@ ExecutionEngine *ExecutionEngine::createJIT(ModuleProvider *MP,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode) {
return JIT::createJIT(MP, ErrorStr, JMM, OptLevel, GVsWithCode);
bool GVsWithCode,
CodeModel::Model CMM) {
return JIT::createJIT(MP, ErrorStr, JMM, OptLevel, GVsWithCode, CMM);
}
ExecutionEngine *JIT::createJIT(ModuleProvider *MP,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode) {
bool GVsWithCode,
CodeModel::Model CMM) {
// Make sure we can resolve symbols in the program as well. The zero arg
// to the function tells DynamicLibrary to load the program, not a library.
if (sys::DynamicLibrary::LoadLibraryPermanently(0, ErrorStr))
@ -215,6 +217,7 @@ ExecutionEngine *JIT::createJIT(ModuleProvider *MP,
// Pick a target either via -march or by guessing the native arch.
TargetMachine *TM = JIT::selectTarget(MP, ErrorStr);
if (!TM || (ErrorStr && ErrorStr->length() > 0)) return 0;
TM->setCodeModel(CMM);
// If the target supports JIT code generation, create a the JIT.
if (TargetJITInfo *TJ = TM->getJITInfo()) {

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@ -85,8 +85,10 @@ public:
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel =
CodeGenOpt::Default,
bool GVsWithCode = true) {
return ExecutionEngine::createJIT(MP, Err, JMM, OptLevel, GVsWithCode);
bool GVsWithCode = true,
CodeModel::Model CMM = CodeModel::Default) {
return ExecutionEngine::createJIT(MP, Err, JMM, OptLevel, GVsWithCode,
CMM);
}
virtual void addModuleProvider(ModuleProvider *MP);
@ -175,7 +177,8 @@ public:
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode);
bool GVsWithCode,
CodeModel::Model CMM);
// Run the JIT on F and return information about the generated code
void runJITOnFunction(Function *F, MachineCodeInfo *MCI = 0);