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- /* $Id$ */
- /*
- * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
- * See the copyright notice in the ACK home directory, in the file "Copyright".
- *
- */
- /*
- * machine dependent back end routines for the z8000
- */
- con_part(sz,w) register sz; word w; {
- while (part_size % sz)
- part_size++;
- if (part_size == TEM_WSIZE)
- part_flush();
- if (sz == 1) {
- w &= 0xFF;
- if (part_size == 0)
- w <<= 8;
- part_word |= w;
- } else {
- assert(sz == 2);
- part_word = w;
- }
- part_size += sz;
- }
- con_mult(sz) word sz; {
- if (sz != 4)
- fatal("bad icon/ucon size");
- fprintf(codefile,"\t.data4 %s\n", str);
- }
- con_float() {
- static int been_here;
- if (argval != 4 && argval != 8)
- fatal("bad fcon size");
- fprintf(codefile,"\t.data4 ");
- if (argval == 8)
- fprintf(codefile,"F_DUM, ");
- fprintf(codefile,"F_DUM\n");
- if ( !been_here++)
- {
- fprintf(stderr,"Warning : dummy float-constant(s)\n");
- }
- }
- /*
- string holstr(n) word n; {
- sprintf(str,hol_off,n,holno);
- return(mystrcpy(str));
- }
- */
- prolog(nlocals) full nlocals; {
- fprintf(codefile,"\tpush\t*RR14, R13\n\tld\tR13, R15\n");
- if (nlocals == 0)
- return;
- else
- fprintf(codefile,"\tsub\tR15, $%d\n",nlocals);
- }
- mes(type) word type ; {
- int argt ;
- switch ( (int)type ) {
- case ms_ext :
- for (;;) {
- switch ( argt=getarg(
- ptyp(sp_cend)|ptyp(sp_pnam)|sym_ptyp) ) {
- case sp_cend :
- return ;
- default:
- strarg(argt) ;
- printf(".define %s\n",argstr) ;
- break ;
- }
- }
- default :
- while ( getarg(any_ptyp) != sp_cend ) ;
- break ;
- }
- }
- char *segname[] = {
- ".sect .text", /* SEGTXT */
- ".sect .data", /* SEGCON */
- ".sect .rom", /* SEGROM */
- ".sect .bss" /* SEGBSS */
- };
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