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-rw-r--r--lib/ExecutionEngine/JIT/JIT.cpp29
1 files changed, 25 insertions, 4 deletions
diff --git a/lib/ExecutionEngine/JIT/JIT.cpp b/lib/ExecutionEngine/JIT/JIT.cpp
index 8fceaf2..d1f87ac 100644
--- a/lib/ExecutionEngine/JIT/JIT.cpp
+++ b/lib/ExecutionEngine/JIT/JIT.cpp
@@ -203,18 +203,39 @@ void DarwinRegisterFrame(void* FrameBegin) {
/// 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.
+ExecutionEngine *ExecutionEngine::createJIT(Module *M,
+ std::string *ErrorStr,
+ JITMemoryManager *JMM,
+ CodeGenOpt::Level OptLevel,
+ bool GVsWithCode,
+ CodeModel::Model CMM) {
+ // Use the defaults for extra parameters. Users can use EngineBuilder to
+ // set them.
+ StringRef MArch = "";
+ StringRef MCPU = "";
+ SmallVector<std::string, 1> MAttrs;
+ return JIT::createJIT(M, ErrorStr, JMM, OptLevel, GVsWithCode, CMM,
+ MArch, MCPU, MAttrs);
+}
+
ExecutionEngine *JIT::createJIT(Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
- TargetMachine *TM) {
+ CodeModel::Model CMM,
+ StringRef MArch,
+ StringRef MCPU,
+ const SmallVectorImpl<std::string>& MAttrs) {
// Try to register the program as a source of symbols to resolve against.
- //
- // FIXME: Don't do this here.
sys::DynamicLibrary::LoadLibraryPermanently(0, NULL);
- // If the target supports JIT code generation, create the JIT.
+ // Pick a target either via -march or by guessing the native arch.
+ TargetMachine *TM = JIT::selectTarget(M, MArch, MCPU, MAttrs, 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()) {
return new JIT(M, *TM, *TJ, JMM, OptLevel, GVsWithCode);
} else {