Prepare for JIT compiler support for other platforms

src/jit_compiler_fallback.hpp

@@ -0,0 +1,64 @@
+/*
+Copyright (c) 2019 tevador
+
+This file is part of RandomX.
+
+RandomX is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+RandomX is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with RandomX.  If not, see<http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include <cstdint>
+#include <vector>
+#include <stdexcept>
+#include "common.hpp"
+
+namespace randomx {
+
+	class Program;
+	class ProgramConfiguration;
+	class SuperscalarProgram;
+
+	class JitCompilerFallback {
+	public:
+		JitCompilerFallback() {
+			throw std::runtime_error("JIT compilation is not supported on this platform");
+		}
+		void generateProgram(Program&, ProgramConfiguration&) {
+
+		}
+		void generateProgramLight(Program&, ProgramConfiguration&, uint32_t) {
+
+		}
+		template<size_t N>
+		void generateSuperscalarHash(SuperscalarProgram(&programs)[N], std::vector<uint64_t> &) {
+
+		}
+		void generateDatasetInitCode() {
+
+		}
+		ProgramFunc* getProgramFunc() {
+			return nullptr;
+		}
+		DatasetInitFunc* getDatasetInitFunc() {
+			return nullptr;
+		}
+		uint8_t* getCode() {
+			return nullptr;
+		}
+		size_t getCodeSize() {
+			return 0;
+		}
+	};
+}