C++ (Cpp) newaddr Examples

Example #1

File: xec.c Project: deadpixi/sam

int
cmdexec(File *f, Cmd *cp)
{
    int i;
    Addr *ap;
    Address a;

    if(f && f->state==Unread)
        load(f);
    if(f==0 && (cp->addr==0 || cp->addr->type!='"') &&
        !wcschr(L"bBnqUXY!", (wchar_t)cp->cmdc) &&
        cp->cmdc!=('c'|0x100) && !(cp->cmdc=='D' && cp->ctext))
        error(Enofile);
    i = lookup(cp->cmdc);
    if(i >= 0 && cmdtab[i].defaddr != aNo){
        if((ap=cp->addr)==0 && cp->cmdc!='\n'){
            cp->addr = ap = newaddr();
            ap->type = '.';
            if(cmdtab[i].defaddr == aAll)
                ap->type = '*';
        }else if(ap && ap->type=='"' && ap->next==0 && cp->cmdc!='\n'){
            ap->next = newaddr();
            ap->next->type = '.';
            if(cmdtab[i].defaddr == aAll)
                ap->next->type = '*';
        }
        if(cp->addr){   /* may be false for '\n' (only) */
            static Address none = {{0,0},0};
            if(f)
                addr = address(ap, f->dot, 0);
            else    /* a " */
                addr = address(ap, none, 0);
            f = addr.f;
        }
    }
    current(f);
    switch(cp->cmdc){
    case '{':
        a = cp->addr? address(cp->addr, f->dot, 0): f->dot;
        for(cp = cp->ccmd; cp; cp = cp->next){
            a.f->dot = a;
            cmdexec(a.f, cp);
        }
        break;
    default:
        i=(*cmdtab[i].fn)(f, cp);
        return i;
    }
    return 1;
}

Example #2

File: IR.c Project: chaohu/Daily-Learning

/**
 * 函数名：translate_struct
 * 作者：ao
 * 功能：翻译结构体的中间代码
 */
Operand translate_struct(Operand op,Type type) {
    InterCode IC = (InterCode)malloc(sizeof(InterCode_));
    IC->kind = _BINOP;
    IC->u.binop.result = newaddr(0);
    IC->u.binop.op1 = op;
    IC->u.binop.op2 = newiconst(_sizeof(0,type));
    strcpy(IC->u.binop.o_kind,"+");
    emit(IC);
    return IC->u.binop.result;
}

Example #3

File: cmd.c Project: CoryXie/nix-os

Addr *
compoundaddr(void)
{
	Addr addr;
	Addr *ap, *next;

	addr.left = simpleaddr();
	if((addr.type = skipbl())!=',' && addr.type!=';')
		return addr.left;
	getch();
	next = addr.next = compoundaddr();
	if(next && (next->type==',' || next->type==';') && next->left==0)
		error(Eaddress);
	ap = newaddr();
	*ap = addr;
	return ap;
}

Example #4

File: cmd.c Project: CoryXie/nix-os

Addr *
simpleaddr(void)
{
	Addr addr;
	Addr *ap, *nap;

	addr.next = 0;
	addr.left = 0;
	switch(skipbl()){
	case '#':
		addr.type = getch();
		addr.num = getnum(1);
		break;
	case '0': case '1': case '2': case '3': case '4':
	case '5': case '6': case '7': case '8': case '9': 
		addr.num = getnum(1);
		addr.type='l';
		break;
	case '/': case '?': case '"':
		addr.are = getregexp(addr.type = getch());
		break;
	case '.':
	case '$':
	case '+':
	case '-':
	case '\'':
		addr.type = getch();
		break;
	default:
		return 0;
	}
	if(addr.next = simpleaddr())
		switch(addr.next->type){
		case '.':
		case '$':
		case '\'':
			if(addr.type!='"')
		case '"':
				error(Eaddress);
			break;
		case 'l':
		case '#':
			if(addr.type=='"')
				break;
			/* fall through */
		case '/':
		case '?':
			if(addr.type!='+' && addr.type!='-'){
				/* insert the missing '+' */
				nap = newaddr();
				nap->type='+';
				nap->next = addr.next;
				addr.next = nap;
			}
			break;
		case '+':
		case '-':
			break;
		default:
			panic("simpleaddr");
		}
	ap = newaddr();
	*ap = addr;
	return ap;
}