/* unit -> bool */
CAMLprim value llvm_initialize_native_target(value Unit) {
LLVMLinkInInterpreter();
LLVMLinkInMCJIT();
return Val_bool(!LLVMInitializeNativeTarget() &&
!LLVMInitializeNativeAsmParser() &&
!LLVMInitializeNativeAsmPrinter());
}
int
main(int argc, char **argv)
{
int n = argc > 1 ? atol(argv[1]) : 24;
LLVMInitializeNativeTarget();
LLVMLinkInInterpreter();
LLVMContextRef Context = LLVMContextCreate();
// Create some module to put our function into it.
LLVMModuleRef M = LLVMModuleCreateWithNameInContext("test", Context);
// We are about to create the "fib" function:
LLVMValueRef FibF = CreateFibFunction(M, Context);
// Now we going to create JIT
LLVMExecutionEngineRef EE;
char * outError;
if (LLVMCreateInterpreterForModule(&EE, M, &outError) != 0) {
printf("%s\n", outError);
return 1;
}
printf("verifying...\n");
if (LLVMVerifyModule(M, LLVMReturnStatusAction, &outError) != 0) {
printf("%s\n", outError);
return 1;
}
printf("OK\n");
printf("We just constructed this LLVM module:\n\n---------\n");
printf("%s\n", LLVMPrintModuleToString(M));
LLVMGenericValueRef Args = LLVMCreateGenericValueOfInt(LLVMInt32TypeInContext(Context), n, 0);
LLVMGenericValueRef Result = LLVMRunFunction(EE, FibF, 1, &Args);
printf("Result: %llu\n", LLVMGenericValueToInt(Result, 0));
return 0;
}
/* Force the LLVM interpreter and JIT to be linked in. */
void llvm_initialize(void) {
LLVMLinkInInterpreter();
LLVMLinkInJIT();
}
SWIGEXPORT void JNICALL Java_org_jllvm_bindings_ExecutionEngineJNI_LLVMLinkInInterpreter(JNIEnv *jenv, jclass jcls) {
(void)jenv;
(void)jcls;
LLVMLinkInInterpreter();
}