Uploaded Initial Repo Files

2024-10-16 23:12:59 -04:00
parent f611177a66
commit 2fd311f107
15 changed files with 815 additions and 0 deletions
@@ -0,0 +1,55 @@
+// utility.c
+// Utilities for the SplitBit CPU Emulator
+// Written by Anachronaut
+// 10/15/2024
+
+#include "utility.h"
+#include <stdio.h>
+#include <string.h>
+#include <getopt.h>
+
+void printHelp(const char *programName) {
+    printf("Usage: %s [OPTIONS] <binaryfile>\n", programName);
+    printf("\n");
+    printf("Options:\n");
+    printf("  -d, --debug       Enable debug mode.\n");
+    printf("  -h, --help        Display this help message.\n");
+}
+
+uint8_t parseOptions(int argc, char *argv[]) {
+    static struct option long_options[] = {
+        {"debug", no_argument, 0, 'd'},
+        {"help",  no_argument, 0, 'h'},
+        {0,       0,           0,  0 }
+        };
+        int opt;
+        int option_index = 0;
+
+    // Parse options
+    while ((opt = getopt_long(argc, argv, "dh", long_options, &option_index)) != -1) {
+        switch (opt) {
+            case 'd':
+                return 1;
+                break;
+            case 'h':
+                printHelp(argv[0]);
+                return 2;
+            case '?':
+                printHelp(argv[0]);
+                return 2;
+            default:
+                printHelp(argv[0]);
+            return 2;
+        }
+    }
+    return 0;
+}
+
+void printRegisters(CPURegisters *cpu, uint8_t *Program, uint8_t *Data) {
+    printf("***** CPU Registers *****\n");
+    printf("A: 0x%02X\tB: 0x%02X\tQ: 0x%02X\tStatus: 0b%08b\n", cpu->A, cpu->B, cpu->Q, cpu->Status);
+    printf("Program Counter: 0x%04X     Current Instruction: 0x%02X\n", cpu->ProgramCounter, Program[cpu->ProgramCounter]);
+    printf("   Data Pointer: 0x%04X      Current Data Value: 0x%02X\n", cpu->DataPointer, Data[cpu->DataPointer]);
+    printf("  Stack Pointer: 0x%04X           Current Value: 0x%02X\n", cpu->StackPointer, Data[cpu->StackPointer]);
+}
+