CryptonightR: define out i386/x86_64 specific code on other archs

src/crypto/CryptonightR_JIT.c

@@ -54,6 +54,7 @@ static const uint8_t epilogue[] = {
 
 int v4_generate_JIT_code(const struct V4_Instruction* code, v4_random_math_JIT_func buf, const size_t buf_size)
 {
+#if defined __i386 || defined __x86_64__
 	uint8_t* JIT_code = (uint8_t*) buf;
 	const uint8_t* JIT_code_end = JIT_code + buf_size;
 
@@ -103,4 +104,7 @@ int v4_generate_JIT_code(const struct V4_Instruction* code, v4_random_math_JIT_f
 	__builtin___clear_cache((char*)buf, (char*)JIT_code);
 
 	return 0;
+#else
+	return 1;
+#endif
 }

src/crypto/CryptonightR_template.h

@@ -1,6 +1,8 @@
 #ifndef CRYPTONIGHTR_TEMPLATE_H
 #define CRYPTONIGHTR_TEMPLATE_H
 
+#if defined __i386 || defined __x86_64__
+
 void CryptonightR_instruction0(void);
 void CryptonightR_instruction1(void);
 void CryptonightR_instruction2(void);
@@ -1036,4 +1038,6 @@ const void* instructions_mov[257] = {
 	CryptonightR_instruction_mov256,
 };
 
+#endif
+
 #endif // CRYPTONIGHTR_TEMPLATE_H