Update emulate.c to read binary file and initalise state

src/emulate.c

@@ -1,5 +1,53 @@
 #include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include "emulator/defs.h"
+#include "emulator/objectloader.h"
 
 int main(int argc, char **argv) {
+
+  // Check the arguments
+  if (argc == 1) {
+    fprintf(stderr, "Error: An object file is required. Syntax: ./emulate <file_in> [<file_out>]");
+    return EXIT_FAILURE;
+  }
+
+  FILE *out = stdout;
+  if (argc > 2) {
+    out = fopen(argv[2], "w");
+    if (out == NULL) {
+      fprintf(stderr, "Error: Could not open file %s\n", argv[2]);
+      return EXIT_FAILURE;
+    }
+  }
+  
+  // Allocate Memory for the machine
+  Machine *state = malloc(sizeof(Machine));
+
+  // Read the binary file into the memory of the machine.
+  loadObjectFile(argv[1], state->memory);
+
+  // Initialise memory state
+  memset(state->registers, 0, sizeof(state->registers));
+  memset(state->memory, 0, sizeof(state->memory));
+  state->PC = 0x0;
+  state->conditionCodes = (PSTATE){0, 0, 0, 0};
+
+  // Start Execution Cycle.
+  /**
+  * PIPELINE: WHILE():
+  *    FETCH()
+  *    DECODE()
+  *    EXECUTE()
+  */
+
+  /**
+  * PRINT_STATE();
+  */
+
+  /**
+  * FREE MEMORY!!!
+  */
+
   return EXIT_SUCCESS;
 }