#define _GNU_SOURCE
#include <getopt.h>
-/* 指定されたファイルにCOMET II仮想メモリ（アセンブル結果）を書込 */
-void outassemble(char *file) {
- FILE *fp;
- if((fp = fopen(file, "w")) == NULL) {
- perror(file);
- return;
- }
- fwrite(memory, sizeof(WORD), endptr, fp);
- fclose(fp);
-}
-
+/* casl2コマンドのオプション */
static struct option longopts[] = {
{"source", no_argument, NULL, 's'},
{"label", no_argument, NULL, 'l'},
{0, 0, 0, 0},
};
+/* アセンブルモード: src, label, onlylabel, asdetail, onlyassemble */
+ASMODE asmode = {false, false, false, false, false};
+/* 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[] = {
+ { 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" },
+ { 123, "illegal string" },
+ { 124, "more than one character in literal" },
+ { 125, "not GR in operand x" },
+ { 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 },
+};
+
+/* 指定されたファイルにアセンブル結果を書込 */
+void outassemble(const char *file) {
+ FILE *fp;
+ if((fp = fopen(file, "w")) == NULL) {
+ perror(file);
+ exit(-1);
+ }
+ fwrite(memory, sizeof(WORD), endptr, fp);
+ fclose(fp);
+}
+
+/* アセンブル結果を書き込むファイルの名前 */
+const char *objfile_name(const char *str)
+{
+ const char *default_name = "a.o";
+
+ if(optarg == NULL) {
+ return default_name;
+ } else {
+ return str;
+ }
+}
+
+/* casl2コマンドのメイン */
int main(int argc, char *argv[])
{
int opt, i;
bool status = false;
WORD beginptr[argc];
char *objfile = NULL;
- const char *default_objfile = "a.o";
- const char *usage = "Usage: %s [-slLaAtTdh] [-oO<OUTFILE>] [-M <memorysize>] [-C <clocks>] FILE ...\n";
+ const char *usage =
+ "Usage: %s [-slLaAtTdh] [-oO<OUTFILE>] [-M <memorysize>] [-C <clocks>] FILE ...\n";
while((opt = getopt_long(argc, argv, "tTdslLao::O::AM:C:h", longopts, NULL)) != -1) {
switch(opt) {
case 's':
- srcmode = true;
+ (&asmode)->src = true;
break;
case 'l':
- labelmode = true;
+ (&asmode)->label = true;
break;
case 'L':
- onlylabelmode = true;
+ (&asmode)->label = true;
+ (&asmode)->onlylabel = true;
break;
case 'a':
- asdetailmode = true;
+ (&asmode)->asdetail = true;
break;
case 'A':
- onlyassemblemode = true;
- asdetailmode = true;
+ (&asmode)->asdetail = true;
+ (&asmode)->onlyassemble = true;
break;
case 'o':
- if(optarg == NULL) {
- objfile = strdup(default_objfile);
- } else {
- objfile = strdup(optarg);
- }
+ objfile = strdup(objfile_name(optarg));
break;
case 'O':
- onlyassemblemode = true;
- if(optarg == NULL) {
- objfile = strdup(default_objfile);
- } else {
- objfile = strdup(optarg);
- }
+ (&asmode)->onlyassemble = true;
+ objfile = strdup(objfile_name(optarg));
break;
case 't':
- tracemode = true;
+ (&execmode)->trace = true;
break;
case 'T':
- tracemode = true;
- logicalmode = true;
+ (&execmode)->trace = true;
+ (&execmode)->logical = true;
break;
case 'd':
- dumpmode = true;
+ (&execmode)->dump = true;
break;
case 'M':
memsize = atoi(optarg);
exit(-1);
}
}
+ /* ソースファイルが指定されていない場合は終了 */
if(argv[optind] == NULL) {
fprintf(stderr, "source file is not specified\n");
exit(-1);
}
- /* ソースファイルが指定されていない場合は終了 */
+ /* COMET II仮想マシンのリセット */
reset();
/* アセンブル。ラベル表作成のため、2回行う */
for(pass = FIRST; pass <= SECOND; pass++) {
} else if(pass == SECOND) {
ptr = beginptr[i];
}
- if(tracemode == true || dumpmode == true || srcmode == true ||
- labelmode == true || asdetailmode == true) {
+ if((&execmode)->trace == true || (&execmode)->dump == true ||
+ (&asmode)->src == true || (&asmode)->label == true ||
+ (&asmode)->asdetail == true)
+ {
fprintf(stdout, "\nAssemble %s (%d)\n", argv[i], pass);
}
if((status = assemble(argv[i], pass)) == false) {
exit(-1);
}
}
- if(pass == FIRST && (labelmode == true || onlylabelmode == true)) {
+ if(pass == FIRST && (&asmode)->label == true) {
fprintf(stdout, "\nLabel::::\n");
printlabel();
- if(onlylabelmode == true) {
+ if((&asmode)->onlylabel == true) {
return 0;
}
}
if(objfile != NULL) {
outassemble(objfile);
}
- if(onlyassemblemode == false) {
+ if((&asmode)->onlyassemble == false) {
exec(); /* プログラム実行 */
}
}
projects / YACASL2.git / blobdiff