API for LDC JIT

ldc_jit_api.d

import ldc.JIT;

void main()
{
    Compiler compiler = new Compiler();
    compiler.importPaths = [ "/home/eldar/ldc/druntime/import",
                             "/home/eldar/mylib/" ];
    compiler.emitModuleInfo = false;

    Module mod = compiler.compile("extern(C) int helloWorld() { return 15; }");
    
    // Now we have options
    mod.writeToFile("/home/eldar/test.bc", Compiler.ByteCode);

    // Or we can JIT it
    ExecutionEngine ee = new ExecutionEngine(mod);
    auto func = cast(int function()) ee.findFunctionNamed("helloWorld", Linkage.C);
    // Call the function
    int result = func();
}