add null object and add load const

null_test.ar

@@ -1 +1,2 @@
 null
+"hello world"

src/runtime/objects/null/null.c

@@ -0,0 +1,10 @@
+#include "../../internals/hashmap/hashmap.h"
+#include "../object.h"
+#include <string.h>
+#include "null.h"
+
+ArgonObject *ARGON_NULL = NULL;
+
+void init_null() {
+    ARGON_NULL = init_argon_object();
+}

src/runtime/objects/null/null.h

@@ -0,0 +1,10 @@
+#ifndef NULL_H
+#define NULL_H
+#include "../object.h"
+
+extern ArgonObject *ARGON_NULL;
+
+void init_null();
+
+
+#endif // NULL_H

src/runtime/objects/object.c

@@ -3,10 +3,17 @@
 #include "../runtime.h"
 #include <string.h>
 
+ArgonObject *BASE_OBJECT = NULL;
+
+void init_base_field() {
+    add_field(BASE_OBJECT, "test", BASE_OBJECT);
+}
+
 ArgonObject* init_argon_object() {
     ArgonObject *object = ar_alloc(sizeof(ArgonObject));
     object->type = TYPE_OBJECT;
     object->typeObject = NULL;
+    object->baseObject = BASE_OBJECT;
     object->fields = createHashmap();
     memset(&object->value, 0, sizeof(object->value));
     return object;

src/runtime/objects/object.h

@@ -4,6 +4,8 @@
 #include <gmp.h>
 #include <stdbool.h>
 
+extern ArgonObject *BASE_OBJECT;
+
 struct string_struct {
   char *data;
   size_t length;
@@ -21,6 +23,7 @@ typedef enum {
 
 struct ArgonObject {
   ArgonType type;
+  ArgonObject *baseObject;
   ArgonObject *typeObject;
   struct hashmap *fields; // dynamic fields/methods
   union {
@@ -32,6 +35,7 @@ struct ArgonObject {
   } value;
 };
 typedef struct ArgonObject ArgonObject;
+void init_base_field();
 
 ArgonObject *init_argon_object();
 

src/runtime/objects/string/string.c

@@ -1,15 +1,22 @@
 #include "../object.h"
 #include <stdint.h>
+#include <stdio.h>
 
 ArgonObject *ARGON_STRING_TYPE = NULL;
+ArgonObject *ARGON_STRING_BASE = NULL;
 
 void init_string_type() {
   ARGON_STRING_TYPE = init_argon_object();
+
+  ARGON_STRING_BASE = init_argon_object();
+
 }
 
 ArgonObject *init_string_object(char*data, size_t length) {
+  printf("%s\n", data);
   ArgonObject * object = init_argon_object();
   object->typeObject = ARGON_STRING_TYPE;
+  object->baseObject = ARGON_STRING_BASE;
   object->value.as_str.data = data;
   object->value.as_str.length = length;
   return object;

src/runtime/runtime.c

@@ -1,17 +1,25 @@
 #include "runtime.h"
+#include "../translator/translator.h"
+#include "internals/siphash/siphash.h"
+#include "objects/null/null.h"
+#include "objects/object.h"
+#include "objects/string/string.h"
+#include "objects/type/type.h"
+#include <fcntl.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include <fcntl.h>
 #include <unistd.h>
-#include "internals/siphash/siphash.h"
-#include "objects/type/type.h"
-#include "objects/string/string.h"
 
 void init_types() {
+  BASE_OBJECT = init_argon_object();
+
   init_type();
+  init_null();
   init_string_type();
+
+  init_base_field();
 }
 
 uint64_t pop_bytecode(Translated *translated, RuntimeState *state) {
@@ -19,40 +27,62 @@ uint64_t pop_bytecode(Translated *translated, RuntimeState *state) {
   return *instruction;
 }
 
+void load_const(Translated *translated, RuntimeState *state) {
+  uint64_t to_register = pop_bytecode(translated, state);
+  types type = pop_bytecode(translated, state);
+  size_t length = pop_bytecode(translated, state);
+  uint64_t offset = pop_bytecode(translated, state);
+
+  void*data = ar_alloc(length);
+  memcpy(data, arena_get(&translated->constants,offset), length);
+  ArgonObject *object = ARGON_NULL;
+  switch (type) {
+    case TYPE_OP_STRING:
+      object = init_string_object(data, length);
+      break;
+  }
+  state->registers[to_register] = object;
+}
+
 void run_instruction(Translated *translated, RuntimeState *state) {
-  uint64_t opcode = pop_bytecode(translated, state);
-  switch (opcode) { case OP_LOAD_NULL: pop_bytecode(translated, state);printf("null\n");}
+  OperationType opcode = pop_bytecode(translated, state);
+  switch (opcode) {
+  case OP_LOAD_NULL:
+    state->registers[pop_bytecode(translated, state)] = ARGON_NULL;
+    break;
+  case OP_LOAD_CONST:
+    load_const(translated,state);
+    break;
+  }
 }
 
 void runtime(Translated translated) {
   RuntimeState state = {
-      checked_malloc(translated.registerCount * sizeof(size_t)), 0};
+      checked_malloc(translated.registerCount * sizeof(ArgonObject *)), 0};
 
   while (state.head < translated.bytecode.size)
     run_instruction(&translated, &state);
   free(state.registers);
 }
 
-
-
 static uint8_t siphash_key[16];
 
 void generate_siphash_key() {
-    int fd = open("/dev/urandom", O_RDONLY);
-    if (fd < 0 || read(fd, siphash_key, 16) != 16) {
-        // Fallback or abort
-    }
-    close(fd);
+  int fd = open("/dev/urandom", O_RDONLY);
+  if (fd < 0 || read(fd, siphash_key, 16) != 16) {
+    // Fallback or abort
+  }
+  close(fd);
 }
 
 uint64_t siphash64_bytes(const void *data, size_t len) {
-    uint8_t out[8];
-    if (siphash(data, len, siphash_key, out, sizeof(out)) != 0)
-        return 0;
+  uint8_t out[8];
+  if (siphash(data, len, siphash_key, out, sizeof(out)) != 0)
+    return 0;
 
-    uint64_t hash = 0;
-    for (int i = 0; i < 8; ++i)
-        hash |= ((uint64_t)out[i]) << (8 * i);
+  uint64_t hash = 0;
+  for (int i = 0; i < 8; ++i)
+    hash |= ((uint64_t)out[i]) << (8 * i);
 
-    return hash;
+  return hash;
 }

src/runtime/runtime.h

@@ -1,9 +1,10 @@
 #ifndef RUNTIME_H
 #define RUNTIME_H
 #include "../translator/translator.h"
+#include "internals/hashmap/hashmap.h"
 
 typedef struct {
-  uint64_t *registers;
+  ArgonObject **registers;
   size_t head;
 } RuntimeState;