{0, 0, 0, 0}
};
-/* 実行モード: trace, logical, dump */
-EXECMODE execmode = {false, false, false};
-
-/* エラー番号とエラーメッセージ */
-CERRARRAY cerr[] = {
- { 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 },
+/* comet2のエラー定義 */
+CERR cerr_comet2[] = {
+ { 201, "load object file - full of COMET II memory" },
+ { 208, "object file is not specified" },
};
+bool addcerrlist_comet2()
+{
+ return addcerrlist(ARRAYSIZE(cerr_comet2), cerr_comet2);
+}
/* 指定されたファイルからアセンブル結果を読込 */
bool loadassemble(char *file) {
FILE *fp;
+ bool status = true;
+
if((fp = fopen(file, "r")) == NULL) {
perror(file);
return false;
}
- endptr = startptr + fread(memory, sizeof(WORD), memsize, fp);
+ prog->end = prog->start +
+ fread(sys->memory, sizeof(WORD), sys->memsize - prog->start, fp);
+ if(prog->end == sys->memsize) {
+ setcerr(201, NULL); /* Load object file - full of COMET II memory */
+ fprintf(stderr, "Execute error - %d: %s\n", cerr->num, cerr->msg);
+ status = false;
+ }
fclose(fp);
- return true;
+ return status;
}
/* comet2コマンド */
int main(int argc, char *argv[])
{
- int opt;
- const char *usage = "Usage: %s [-tTdh] [-M <memorysize>] [-C <clocks>] FILE\n";
+ int memsize = DEFAULT_MEMSIZE, clocks = DEFAULT_CLOCKS;
+ int opt, status = 0;
+ const char *usage = "Usage: %s [-tTdh] [-M <MEMORYSIZE>] [-C <CLOCKS>] FILE\n";
+ cerr_init();
+ addcerrlist_comet2();
+ /* オプションの処理 */
while((opt = getopt_long(argc, argv, "tTdM:C:h", longopts, NULL)) != -1) {
switch(opt) {
case 't':
- (&execmode)->trace = true;
+ execmode.trace = true;
break;
case 'T':
- (&execmode)->trace = true;
- (&execmode)->logical = true;
+ execmode.trace = true;
+ execmode.logical = true;
break;
case 'd':
- (&execmode)->dump = true;
+ execmode.dump = true;
break;
case 'M':
memsize = atoi(optarg);
exit(-1);
}
}
- reset();
- startptr = 0;
+ if(argv[optind] == NULL) {
+ setcerr(208, NULL); /* object file is not specified */
+ fprintf(stderr, "comet2 error - %d: %s\n", cerr->num, cerr->msg);
+ exit(-1);
+ }
+ /* COMET II仮想マシンのリセット */
+ reset(memsize, clocks);
+ prog->start = 0;
if(loadassemble(argv[optind]) == true) {
- exec(); /* プログラム実行 */
+ create_code_type(); /* 命令と命令タイプがキーのハッシュ表を作成 */
+ exec(); /* プログラム実行 */
+ free_code_type(); /* 命令と命令タイプがキーのハッシュ表を解放 */
}
- if(cerrno > 0) {
- freecerr();
- exit(-1);
+ /* COMET II仮想マシンのシャットダウン */
+ shutdown();
+ if(cerr->num > 0) {
+ status = -1;
}
- return 0;
+ /* エラーの解放 */
+ freecerr();
+ return status;
}