{
fprintf(p,\ MOV %s,AX\\n\ } }
if (c=='/') {
fprintf(p,\ CWD\\n\
fprintf(p,\ MOV BX,%s\\n\ fprintf(p,\ IDIV BX\\n\ strcpy(last_ax,\ if (!os_flag)
fprintf(p,\ MOV %s,AX\\n\ else
if (strcmp(ans[i].arg3,ans[i+1].arg1)||ans[i].arg3[0]!='k') fprintf(p,\ MOV %s,AX\\n\
}
if (c=='j') {
char temp[3];
if (!os_flag)
fprintf(p,\ MOV BX,%s\\n\ else
if (strcmp(ans[i].arg2,last_bx)) {
fprintf(p,\ MOV BX,%s\\n\ strcpy(last_bx,ans[i].arg2); }
fprintf(p,\ CMP AX,BX\\n\ if (ans[i].op[1]=='n') {
temp[0]=ans[i].op[2];temp[1]=ans[i].op[3];temp[2]=0; if (!strcmp(temp,\
fprintf(p,\ JE L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JNE L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JGE L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JLE L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JG L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JL L%d\\n\ } else {
temp[0]=ans[i].op[1];temp[1]=ans[i].op[2];temp[2]=0; if (!strcmp(temp,\
fprintf(p,\ JNE L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JE L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JL L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JG L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JLE L%d\\n\ if (!strcmp(temp,\
fprintf(p,\ JGE L%d\\n\ } } }
fprintf(p,\ fprintf(p,\ END START\\n\ fclose(p); }
int main() {
int os_flag;
char s[maxlen],temp[maxlen]; FILE *p,*q;
/****************************** ****get input filename********* ******************************/
printf(\ while (1) {
scanf(\
if ((p=fopen(temp,\
printf(\ else
break; }
printf(\ while (1) {
char temp2[100]; scanf(\
if (toupper(temp2[0])=='Y') {
os_flag=1; break; } else
if (toupper(temp2[0])=='N') {
os_flag=0; break; } else
printf(\ }
/***************************** ********init input file*******
*****************************/ q=fopen(\ init2(p,q); fclose(q); line=1;
memset(flag,0,sizeof(flag));
memset(token_data,0,sizeof(token_data));
/************************************* ************get token***************** *************************************/ p=fopen(\
while (fgets(s,maxlen,p)!=NULL) {
s[strlen(s)-1]=0; GetToken(s); }
fclose(p);
// for (int i=0;i *************************************************/ int l=init(); for (int i=0;i if (token_data[i].type==1) { int j; for (j=0;j if (!strcmp(token_data[i].name,var[j])) break; if (j==var_num) { printf(\ remove(\ return 0; } } } printf(\ /****************************** *******grammar check*********** ******************************/ if (grammar(l)) printf(\ else { printf(\ remove(\ return 0; } /****************************** ******output four_tetrad******* ******************************/ gettetrad(temp); /******************************** ********output asm*************** ********************************/ getasm(temp,os_flag); remove(\ return 0; }
loading