#include <map>
#include <string>
#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/ValueMap.h"
#include "llvm/Support/ValueHandle.h"
#include "llvm/System/Mutex.h"
// To avoid having libexecutionengine depend on the JIT and interpreter
// libraries, the JIT and Interpreter set these functions to ctor pointers
// at startup time if they are linked in.
- static ExecutionEngine *(*JITCtor)(Module *M,
- std::string *ErrorStr,
- JITMemoryManager *JMM,
- CodeGenOpt::Level OptLevel,
- bool GVsWithCode,
- CodeModel::Model CMM);
+ static ExecutionEngine *(*JITCtor)(
+ Module *M,
+ std::string *ErrorStr,
+ JITMemoryManager *JMM,
+ CodeGenOpt::Level OptLevel,
+ bool GVsWithCode,
+ CodeModel::Model CMM,
+ StringRef MArch,
+ StringRef MCPU,
+ const SmallVectorImpl<std::string>& MAttrs);
static ExecutionEngine *(*InterpCtor)(Module *M,
std::string *ErrorStr);
/// pointer is invoked to create it. If this returns null, the JIT will abort.
void* (*LazyFunctionCreator)(const std::string &);
- /// ExceptionTableRegister - If Exception Handling is set, the JIT will
- /// register dwarf tables with this function
+ /// ExceptionTableRegister - If Exception Handling is set, the JIT will
+ /// register dwarf tables with this function.
typedef void (*EERegisterFn)(void*);
- static EERegisterFn ExceptionTableRegister;
+ EERegisterFn ExceptionTableRegister;
+ EERegisterFn ExceptionTableDeregister;
+ std::vector<void*> AllExceptionTables;
public:
/// lock - This lock is protects the ExecutionEngine, JIT, JITResolver and
// default freeMachineCodeForFunction works.
bool GVsWithCode = true);
- /// create - This is the factory method for creating an execution engine which
- /// is appropriate for the current machine. This takes ownership of the
- /// module.
- static ExecutionEngine *create(Module *M);
-
/// createJIT - This is the factory method for creating a JIT for the current
/// machine, it does not fall back to the interpreter. This takes ownership
/// of the Module and JITMemoryManager if successful.
CodeGenOpt::Level OptLevel =
CodeGenOpt::Default,
bool GVsWithCode = true,
- CodeModel::Model CMM =
- CodeModel::Default);
+ CodeModel::Model CMM =
+ CodeModel::Default);
/// addModule - Add a Module to the list of modules that we can JIT from.
/// Note that this takes ownership of the Module: when the ExecutionEngine is
/// InstallExceptionTableRegister - The JIT will use the given function
/// to register the exception tables it generates.
- static void InstallExceptionTableRegister(void (*F)(void*)) {
+ void InstallExceptionTableRegister(EERegisterFn F) {
ExceptionTableRegister = F;
}
+ void InstallExceptionTableDeregister(EERegisterFn F) {
+ ExceptionTableDeregister = F;
+ }
/// RegisterTable - Registers the given pointer as an exception table. It uses
/// the ExceptionTableRegister function.
- static void RegisterTable(void* res) {
- if (ExceptionTableRegister)
+ void RegisterTable(void* res) {
+ if (ExceptionTableRegister) {
ExceptionTableRegister(res);
+ AllExceptionTables.push_back(res);
+ }
}
+ /// DeregisterAllTables - Deregisters all previously registered pointers to an
+ /// exception tables. It uses the ExceptionTableoDeregister function.
+ void DeregisterAllTables();
+
protected:
explicit ExecutionEngine(Module *M);
JITMemoryManager *JMM;
bool AllocateGVsWithCode;
CodeModel::Model CMModel;
+ std::string MArch;
+ std::string MCPU;
+ SmallVector<std::string, 4> MAttrs;
/// InitEngine - Does the common initialization of default options.
///
return *this;
}
+ /// setMArch - Override the architecture set by the Module's triple.
+ EngineBuilder &setMArch(StringRef march) {
+ MArch.assign(march.begin(), march.end());
+ return *this;
+ }
+
+ /// setMCPU - Target a specific cpu type.
+ EngineBuilder &setMCPU(StringRef mcpu) {
+ MCPU.assign(mcpu.begin(), mcpu.end());
+ return *this;
+ }
+
+ /// setMAttrs - Set cpu-specific attributes.
+ template<typename StringSequence>
+ EngineBuilder &setMAttrs(const StringSequence &mattrs) {
+ MAttrs.clear();
+ MAttrs.append(mattrs.begin(), mattrs.end());
+ return *this;
+ }
+
ExecutionEngine *create();
};