/* COMET IIのメモリ */
WORD *memory;
-/* COMET IIのCPUレジスタ */
-WORD GR[REGSIZE], SP, PR, FR;
-
-CERRARRAY cerr[] = {
- { 101, "label already defined" },
- { 102, "label table is full" },
- { 103, "label not found" },
- { 104, "label length is too long" },
- { 105, "no command in the line" },
- { 106, "operand count mismatch" },
- { 107, "no label in START" },
- { 108, "not command of operand \"r\"" },
- { 109, "not command of operand \"r1,r2\"" },
- { 110, "not command of operand \"r,adr[,x]\"" },
- { 111, "not command of operand \"adr[,x]\"" },
- { 112, "not command of no operand" },
- { 113, "command not defined" },
- { 114, "not integer" },
- { 115, "not hex" },
- { 116, "out of hex range" },
- { 117, "operand is too many" },
- { 118, "operand length is too long" },
- { 119, "out of COMET II memory" },
- { 120, "GR0 in operand x" },
- { 121, "cannot get operand token" },
- { 122, "cannot create hash table" },
- { 201, "execute - out of COMET II memory" },
- { 202, "SVC input - out of Input memory" },
- { 203, "SVC output - out of COMET II memory" },
- { 204, "Program Register (PR) - out of COMET II memory" },
- { 205, "Stack Pointer (SP) - cannot allocate stack buffer" },
- { 206, "Address - out of COMET II memory" },
- { 207, "Stack Pointer (SP) - out of COMET II memory" },
- { 0, NULL },
-};
-
-/* メモリーサイズ */
+/* メモリサイズ */
int memsize = DEFAULT_MEMSIZE;
+/* COMET IIのCPU */
+CPU *cpu;
+
/* クロック周波数 */
int clocks = DEFAULT_CLOCKS;
-/* 実行開始番地 */
-WORD startptr = 0x0;
+/* CASL2プログラムのプロパティ */
+PROGPROP *progprop;
+
+/* COMET II仮想マシンのリセット */
+void reset()
+{
+ int i;
+
+ /* メモリの初期化 */
+ memory = malloc_chk(memsize * sizeof(WORD), "memory");
+ for(i = 0; i < memsize; i++) {
+ memory[i] = 0x0;
+ }
+ /* CPUの初期化 */
+ cpu = malloc_chk(sizeof(CPU), "cpu");
+ for(i = 0; i < GRSIZE; i++) {
+ cpu->gr[i] = 0x0;
+ }
+ cpu->sp = cpu->pr = cpu->fr = 0x0;
+ /* CASL2プログラムのプロパティ */
+ progprop = malloc_chk(sizeof(PROGPROP), "progprop");
+}
-/* 実行終了番地 */
-WORD endptr = 0x0;
+/* COMET II仮想マシンのシャットダウン */
+void shutdown()
+{
+ free(progprop);
+ free(cpu);
+ free(memory);
+}