Moved base functions from inst.c to dedicated file

Doesn't make sense for them to be in the VM module when they have a
more general purpose now.

Makefile

@@ -13,7 +13,7 @@ TERM_RESET:=$(shell echo -e "\e[0;0m")
 ## Lib setup
 LIB_DIST=$(DIST)/lib
 LIB_SRC=lib
-LIB_CODE:=$(addprefix $(LIB_SRC)/, darr.c)
+LIB_CODE:=$(addprefix $(LIB_SRC)/, base.c darr.c)
 LIB_OBJECTS:=$(LIB_CODE:$(LIB_SRC)/%.c=$(LIB_DIST)/%.o)
 LIB_DEPS:=$(LIB_OBJECTS:%.o=%.d)
 LIB_CFLAGS=$(CFLAGS)

lib/base.c

@@ -0,0 +1,39 @@
+/* Copyright (C) 2023 Aryadev Chavali
+
+ * You may distribute and modify this code under the terms of the
+ * GPLv2 license.  You should have received a copy of the GPLv2
+ * license with this file.  If not, please write to:
+ * aryadev@aryadevchavali.com.
+
+ * Created: 2023-10-26
+ * Author: Aryadev Chavali
+ * Description: Implementation of basic library functions
+ */
+
+#include <string.h>
+
+#include "./base.h"
+
+hword convert_bytes_to_hword(byte *bytes)
+{
+  hword h = 0;
+  memcpy(&h, bytes, HWORD_SIZE);
+  return h;
+}
+
+void convert_hword_to_bytes(hword w, byte *bytes)
+{
+  memcpy(bytes, &w, HWORD_SIZE);
+}
+
+void convert_word_to_bytes(word w, byte *bytes)
+{
+  memcpy(bytes, &w, WORD_SIZE);
+}
+
+word convert_bytes_to_word(byte *bytes)
+{
+  word w = 0;
+  memcpy(&w, bytes, WORD_SIZE);
+  return w;
+}

vm/inst.c

@@ -187,30 +187,6 @@ void data_print(data_t datum, data_type_t type, FILE *fp)
   }
 }
 
-hword convert_bytes_to_hword(byte *bytes)
-{
-  hword h = 0;
-  memcpy(&h, bytes, HWORD_SIZE);
-  return h;
-}
-
-void convert_hword_to_bytes(hword w, byte *bytes)
-{
-  memcpy(bytes, &w, HWORD_SIZE);
-}
-
-void convert_word_to_bytes(word w, byte *bytes)
-{
-  memcpy(bytes, &w, WORD_SIZE);
-}
-
-word convert_bytes_to_word(byte *bytes)
-{
-  word w = 0;
-  memcpy(&w, bytes, WORD_SIZE);
-  return w;
-}
-
 void inst_print(inst_t instruction, FILE *fp)
 {
   static_assert(NUMBER_OF_OPCODES == 46, "inst_bytecode_size: Out of date");