bool macrocmd(const CMDLINE *cmdl, PASS pass);
-bool writeIN(const char *ibuf, const char *len, PASS pass);
+void writeIN(const char *ibuf, const char *len, PASS pass);
-bool writeOUT(const char *obuf, const char *len, PASS pass);
+void writeOUT(const char *obuf, const char *len, PASS pass);
-bool writeRPUSH(PASS pass);
+void writeRPUSH(PASS pass);
-bool writeRPOP(PASS pass);
+void writeRPOP(PASS pass);
bool cometcmd(const CMDLINE *cmdl, PASS pass);
void writeDC(const char *str, PASS pass);
-bool assembleline(const CMDLINE *cmdl, PASS pass);
+bool assembletok(const CMDLINE *cmdl, PASS pass);
+
+bool assembleline(const char *line, PASS pass);
void printline(FILE *stream, const char *filename, int lineno, char *line);
status = true;
break;
case END:
- /* リテラル領域の設定 */
+ /* 1回目のアセンブルの場合は、リテラル領域開始番地を設定 */
if(pass == FIRST) {
asprop->lptr = asprop->ptr;
}
- /* 実行終了番地と次のプログラムの実行開始番地を設定 */
+ /* 2回目のアセンブルの場合は、リテラル領域終了番地を実行終了番地として設定 */
else if(pass == SECOND) {
prog->end = asprop->lptr;
}
+ /* プログラム名のクリア */
asprop->prog = NULL;
status = true;
break;
{
int i = 0;
MACROCMDID cmdid;
- bool status = false;
- MACROCMD macrocmd[] = {
+ MACROCMD macrocmd[] = {
{ IN, 2, 2, "IN" },
{ OUT, 2, 2, "OUT" },
{ RPUSH, 0, 0, "RPUSH" },
switch(cmdid)
{
case IN:
- status = writeIN(cmdl->opd->opdv[0], cmdl->opd->opdv[1], pass);
- break;
+ writeIN(cmdl->opd->opdv[0], cmdl->opd->opdv[1], pass);
+ return true;
case OUT:
- status = writeOUT(cmdl->opd->opdv[0], cmdl->opd->opdv[1], pass);
- break;
+ writeOUT(cmdl->opd->opdv[0], cmdl->opd->opdv[1], pass);
+ return true;
case RPUSH:
- status = writeRPUSH(pass);
- break;
+ writeRPUSH(pass);
+ return true;
case RPOP:
- status = writeRPOP(pass);
- break;
+ writeRPOP(pass);
+ return true;
default:
return false;
}
- return status;
}
/**
* POP GR2
* POP GR1
*/
-bool writeIN(const char *ibuf, const char *len, PASS pass)
+void writeIN(const char *ibuf, const char *len, PASS pass)
{
- bool status = false;
-
- /* PUSH 0,GR1 */
- writememory(0x7001, (asprop->ptr)++, pass);
- writememory(0x0, (asprop->ptr)++, pass);
- /* PUSH 0,GR2 */
- writememory(0x7002, (asprop->ptr)++, pass);
- writememory(0x0, (asprop->ptr)++, pass);
- /* LAD GR1,IBUF */
- writememory(0x1210, (asprop->ptr)++, pass);
- writememory(getadr(asprop->prog, ibuf, pass), (asprop->ptr)++, pass);
- /* LAD GR2,LEN */
- writememory(0x1220, (asprop->ptr)++, pass);
- writememory(getadr(asprop->prog, len, pass), (asprop->ptr)++, pass);
- /* SVC 1 */
- writememory(0xF000, (asprop->ptr)++, pass);
- writememory(0x0001, (asprop->ptr)++, pass);
- /* POP GR2 */
- writememory(0x7120, (asprop->ptr)++, pass);
- /* POP GR1 */
- writememory(0x7110, (asprop->ptr)++, pass);
- if(cerr->num == 0) {
- status = true;
- }
- return status;
+ char *line = malloc_chk(LINESIZE+1, "writeIN.line");
+
+ assembleline(" PUSH 0,GR1", pass);
+ assembleline(" PUSH 0,GR2", pass);
+ sprintf(line, " LAD GR1,%s", ibuf);
+ assembleline(line, pass);
+ sprintf(line, " LAD GR2,%s", len);
+ assembleline(line, pass);
+ assembleline(" SVC 1", pass);
+ assembleline(" POP GR2", pass);
+ assembleline(" POP GR1", pass);
+
+ free_chk(line, "writeIN.line");
}
/**
* LAD GR2,LEN
* SVC 2
* LAD GR1,=#A
- * LAD GR2,1
+ * LAD GR2,=1
* SVC 2
* POP GR2
* POP GR1
*/
-bool writeOUT(const char *obuf, const char *len, PASS pass)
+void writeOUT(const char *obuf, const char *len, PASS pass)
{
- bool status = false;
-
- /* PUSH 0,GR1 */
- writememory(0x7001, (asprop->ptr)++, pass);
- writememory(0x0, (asprop->ptr)++, pass);
- /* PUSH 0,GR2 */
- writememory(0x7002, (asprop->ptr)++, pass);
- writememory(0x0, (asprop->ptr)++, pass);
- /* LAD GR1,OBUF */
- writememory(0x1210, (asprop->ptr)++, pass);
- writememory(getadr(asprop->prog, obuf, pass), (asprop->ptr)++, pass);
- /* LAD GR2,OLEN */
- writememory(0x1220, (asprop->ptr)++, pass);
- writememory(getadr(asprop->prog, len, pass), (asprop->ptr)++, pass);
- /* SVC 2 */
- writememory(0xF000, (asprop->ptr)++, pass);
- writememory(0x0002, (asprop->ptr)++, pass);
- /* LAD GR1,=#A */
- writememory(0x1210, (asprop->ptr)++, pass);
- if(pass == FIRST) {
- (asprop->ptr)++;
- } else {
- writememory(asprop->lptr, (asprop->ptr)++, pass); /* リテラルのアドレスを書込 */
- }
- writememory(0xA, (asprop->lptr)++, pass);
- /* LAD GR2,=1 */
- writememory(0x1220, (asprop->ptr)++, pass);
- if(pass == FIRST) {
- (asprop->ptr)++;
- } else {
- writememory(asprop->lptr, (asprop->ptr)++, pass); /* リテラルのアドレスを書込 */
- }
- writememory(0x1, (asprop->lptr)++, pass);
- /* SVC 2 */
- writememory(0xF000, (asprop->ptr)++, pass);
- writememory(0x0002, (asprop->ptr)++, pass);
- /* POP GR2 */
- writememory(0x7120, (asprop->ptr)++, pass);
- /* POP GR1 */
- writememory(0x7110, (asprop->ptr)++, pass);
- if(cerr->num == 0) {
- status = true;
- }
- return status;
+ char *line = malloc_chk(LINESIZE+1, "writeOUT.line");
+
+ assembleline(" PUSH 0,GR1", pass);
+ assembleline(" PUSH 0,GR2", pass);
+ sprintf(line, " LAD GR1,%s", obuf);
+ assembleline(line, pass);
+ sprintf(line, " LAD GR2,%s", len);
+ assembleline(line, pass);
+ assembleline(" SVC 2", pass);
+ assembleline(" LAD GR1,=#A", pass);
+ assembleline(" LAD GR2,=1", pass);
+ assembleline(" SVC 2", pass);
+ assembleline(" POP GR2", pass);
+ assembleline(" POP GR1", pass);
+ free_chk(line, "writeOUT.line");
}
/** マクロ命令「RPUSH」をメモリに書き込む
* PUSH 0,GR6
* PUSH 0,GR7
*/
-bool writeRPUSH(PASS pass)
+void writeRPUSH(PASS pass)
{
int i;
- bool status = false;
+ char *line = malloc_chk(LINESIZE+1, "writeRPUSH.line");
- for(i = 1; i <= 7; i++) {
- writememory(0x7000 + i, (asprop->ptr)++, pass); /* PUSH GRn */
- writememory(0x0, (asprop->ptr)++, pass);
- }
- if(cerr->num == 0) {
- status = true;
+ for(i = 1; i <= GRSIZE-1; i++) {
+ sprintf(line, " PUSH 0,GR%d", i);
+ assembleline(line, pass);
}
- return status;
+ free_chk(line, "writeRPUSH.line");
}
/**
* POP GR2
* POP GR1
*/
-bool writeRPOP(PASS pass)
+void writeRPOP(PASS pass)
{
int i;
- bool status = false;
- for(i = 7; i >= 1; i--) {
- writememory((0x7100 + (i << 4)), (asprop->ptr)++, pass); /* POP GRn */
- }
- if(cerr->num == 0) {
- status = true;
+ char *line = malloc_chk(LINESIZE+1, "writeRPOP.line");
+
+ for(i = GRSIZE-1; i >= 1; i--) {
+ sprintf(line, " POP GR%d", i);
+ assembleline(line, pass);
}
- return status;
+ free_chk(line, "writeRPOP.line");
}
/**
* 機械語命令をメモリに書込
- * 書込に成功した場合はtrue、それ以外の場合はfalseを返す
+ * 書込に、成功した場合はtrue、失敗した場合はfalse、を返す
*/
bool cometcmd(const CMDLINE *cmdl, PASS pass)
{
status = true;
}
}
- /* ã\82ªã\83\9aã\83©ã\83³ã\83\89æ\95°2ã\80\9c3。第2オペランドはアドレス、 */
+ /* ã\82ªã\83\9aã\83©ã\83³ã\83\89æ\95°2ã\81¾ã\81\9fã\81¯3。第2オペランドはアドレス、 */
/* 第3オペランドは指標レジスタとして用いる汎用レジスタ */
else if(cmdl->opd->opdc == 2 || cmdl->opd->opdc == 3) {
if((cmd = getcmdcode(cmdl->cmd, R_ADR_X_)) == 0xFFFF &&
return false;
}
}
- /* ã\82ªã\83\9aã\83©ã\83³ã\83\89æ\95°1ã\80\9c2。第1オペランドはアドレス */
+ /* ã\82ªã\83\9aã\83©ã\83³ã\83\89æ\95°1ã\81¾ã\81\9fã\81¯2。第1オペランドはアドレス */
else if(cmdl->opd->opdc == 1 || cmdl->opd->opdc == 2) {
if((cmd = getcmdcode(cmdl->cmd, ADR_X)) == 0xFFFF) {
setcerr(111, cmdl->cmd); /* not command of operand "adr[,x]" */
/**
* 1行をアセンブル
*/
-bool assembleline(const CMDLINE *cmdl, PASS pass)
+bool assembletok(const CMDLINE *cmdl, PASS pass)
{
bool status = false;
/* 命令がない場合 */
return adr;
}
+
+/**
+ * 1行をアセンブル
+ */
+bool assembleline(const char *line, PASS pass)
+{
+ CMDLINE *cmdl;
+
+ if((cmdl = linetok(line)) != NULL) {
+ if(pass == FIRST && cmdl->label != NULL) {
+ if(addlabel(asprop->prog, cmdl->label, asprop->ptr) == false) {
+ return false;
+ }
+ }
+ if(assembletok(cmdl, pass) == false) {
+ return false;
+ }
+ }
+ return true;
+}
+
/**
* 指定された名前のファイルをアセンブル
* 2回実行される
{
printline(stdout, file, lineno, line);
}
- if((cmdl = linetok(line)) != NULL) {
- if(pass == FIRST && cmdl->label != NULL) {
- if(addlabel(asprop->prog, cmdl->label, asprop->ptr) == false) {
- break;
- }
- }
- if(assembleline(cmdl, pass) == false) {
- break;
- }
+ if(assembleline(line, pass) == false) {
+ break;
}
if(cerr->num > 0) {
break;
projects / YACASL2.git / blobdiff