2 * This file implements the creation of the achitecture specific firm opcodes
3 * and the coresponding node constructors for the ia32 assembler irg.
4 * @author Christian Wuerdig
23 #include "irgraph_t.h"
29 #include "firm_common_t.h"
33 #include "../bearch.h"
35 #include "ia32_nodes_attr.h"
36 #include "ia32_new_nodes.h"
37 #include "gen_ia32_regalloc_if.h"
40 * Returns the ident of a SymConst.
41 * @param symc The SymConst
42 * @return The ident of the SymConst
44 static ident *get_sc_ident(ir_node *symc) {
49 switch (get_SymConst_kind(symc)) {
50 case symconst_addr_name:
51 return get_SymConst_name(symc);
53 case symconst_addr_ent:
54 ent = get_SymConst_entity(symc);
55 owner = get_entity_owner(ent);
56 id = get_entity_ld_ident(ent);
57 if (owner == get_tls_type()) {
58 if (get_entity_visibility(ent) == visibility_external_allocated)
59 id = mangle(id, new_id_from_chars("@INDNTPOFF", 10));
61 id = mangle(id, new_id_from_chars("@NTPOFF", 7));
66 assert(0 && "Unsupported SymConst");
74 /***********************************************************************************
77 * __| |_ _ _ __ ___ _ __ ___ _ __ _ _ __ | |_ ___ _ __| |_ __ _ ___ ___
78 * / _` | | | | '_ ` _ \| '_ \ / _ \ '__| | | '_ \| __/ _ \ '__| _/ _` |/ __/ _ \
79 * | (_| | |_| | | | | | | |_) | __/ | | | | | | || __/ | | || (_| | (_| __/
80 * \__,_|\__,_|_| |_| |_| .__/ \___|_| |_|_| |_|\__\___|_| |_| \__,_|\___\___|
83 ***********************************************************************************/
86 * Returns a string containing the names of all registers within the limited bitset
88 static char *get_limited_regs(const arch_register_req_t *req, char *buf, int max) {
89 bitset_t *bs = bitset_alloca(req->cls->n_regs);
94 req->limited(NULL, bs);
96 for (i = 0; i < req->cls->n_regs; i++) {
97 if (bitset_is_set(bs, i)) {
98 cnt = snprintf(p, max - size, " %s", req->cls->regs[i].name);
100 fprintf(stderr, "dumper problem, exiting\n");
116 * Dumps the register requirements for either in or out.
118 static void dump_reg_req(FILE *F, ir_node *n, const ia32_register_req_t **reqs, int inout) {
119 char *dir = inout ? "out" : "in";
120 int max = inout ? get_ia32_n_res(n) : get_irn_arity(n);
121 char *buf = alloca(1024);
124 memset(buf, 0, 1024);
127 for (i = 0; i < max; i++) {
128 fprintf(F, "%sreq #%d =", dir, i);
130 if (reqs[i]->req.type == arch_register_req_type_none) {
134 if (reqs[i]->req.type & arch_register_req_type_normal) {
135 fprintf(F, " %s", reqs[i]->req.cls->name);
138 if (reqs[i]->req.type & arch_register_req_type_limited) {
139 fprintf(F, " %s", get_limited_regs(&reqs[i]->req, buf, 1024));
142 if (reqs[i]->req.type & arch_register_req_type_should_be_same) {
143 ir_fprintf(F, " same as %+F", get_irn_n(n, reqs[i]->same_pos));
146 if (reqs[i]->req.type & arch_register_req_type_should_be_different) {
147 ir_fprintf(F, " different from %+F", get_irn_n(n, reqs[i]->different_pos));
156 fprintf(F, "%sreq = N/A\n", dir);
161 * Dumper interface for dumping ia32 nodes in vcg.
162 * @param n the node to dump
163 * @param F the output file
164 * @param reason indicates which kind of information should be dumped
165 * @return 0 on success or != 0 on failure
167 static int ia32_dump_node(ir_node *n, FILE *F, dump_reason_t reason) {
168 ir_mode *mode = NULL;
170 int i, n_res, am_flav, flags;
171 const ia32_register_req_t **reqs;
172 const arch_register_t **slots;
175 case dump_node_opcode_txt:
176 fprintf(F, "%s", get_irn_opname(n));
179 case dump_node_mode_txt:
180 mode = get_irn_mode(n);
182 if (is_ia32_Ld(n) || is_ia32_St(n)) {
183 mode = get_ia32_ls_mode(n);
186 fprintf(F, "[%s]", mode ? get_mode_name(mode) : "?NOMODE?");
189 case dump_node_nodeattr_txt:
190 if (is_ia32_ImmConst(n) || is_ia32_ImmSymConst(n) || is_ia32_Cnst(n)) {
191 char *pref = is_ia32_ImmSymConst(n) || (get_ia32_op_type(n) == ia32_SymConst) ? "SymC " : "";
192 const char *cnst = get_ia32_cnst(n);
194 fprintf(F, "[%s%s]", pref, cnst ? cnst : "NONE");
197 if (! is_ia32_Lea(n)) {
198 if (is_ia32_AddrModeS(n)) {
199 fprintf(F, "[AM S] ");
201 else if (is_ia32_AddrModeD(n)) {
202 fprintf(F, "[AM D] ");
208 case dump_node_info_txt:
209 n_res = get_ia32_n_res(n);
210 fprintf(F, "=== IA32 attr begin ===\n");
212 /* dump IN requirements */
213 if (get_irn_arity(n) > 0) {
214 reqs = get_ia32_in_req_all(n);
215 dump_reg_req(F, n, reqs, 0);
218 /* dump OUT requirements */
220 reqs = get_ia32_out_req_all(n);
221 dump_reg_req(F, n, reqs, 1);
224 /* dump assigned registers */
225 slots = get_ia32_slots(n);
226 if (slots && n_res > 0) {
227 for (i = 0; i < n_res; i++) {
228 fprintf(F, "reg #%d = %s\n", i, slots[i] ? slots[i]->name : "n/a");
235 switch (get_ia32_op_type(n)) {
237 fprintf(F, "Normal");
243 fprintf(F, "SymConst");
246 fprintf(F, "AM Dest (Load+Store)");
249 fprintf(F, "AM Source (Load)");
252 fprintf(F, "unknown (%d)", get_ia32_op_type(n));
257 /* dump immop type */
258 fprintf(F, "immediate = ");
259 switch (get_ia32_immop_type(n)) {
266 case ia32_ImmSymConst:
267 fprintf(F, "SymConst");
270 fprintf(F, "unknown (%d)", get_ia32_immop_type(n));
275 /* dump supported am */
276 fprintf(F, "AM support = ");
277 switch (get_ia32_am_support(n)) {
282 fprintf(F, "source only (Load)");
285 fprintf(F, "dest only (Load+Store)");
291 fprintf(F, "unknown (%d)", get_ia32_am_support(n));
296 /* dump am flavour */
297 fprintf(F, "AM flavour =");
298 am_flav = get_ia32_am_flavour(n);
299 if (am_flav == ia32_am_N) {
303 if (am_flav & ia32_O) {
306 if (am_flav & ia32_B) {
309 if (am_flav & ia32_I) {
312 if (am_flav & ia32_S) {
316 fprintf(F, " (%d)\n", am_flav);
319 fprintf(F, "AM offset = ");
320 if (get_ia32_am_offs(n)) {
321 fprintf(F, "%s", get_ia32_am_offs(n));
329 fprintf(F, "AM scale = %d\n", get_ia32_am_scale(n));
332 fprintf(F, "pn_code = %ld\n", get_ia32_pncode(n));
335 fprintf(F, "n_res = %d\n", get_ia32_n_res(n));
338 fprintf(F, "use_frame = %d\n", is_ia32_use_frame(n));
341 fprintf(F, "commutative = %d\n", is_ia32_commutative(n));
344 fprintf(F, "emit cl instead of ecx = %d\n", is_ia32_emit_cl(n));
347 fprintf(F, "got loea = %d\n", is_ia32_got_lea(n));
350 fprintf(F, "got reload = %d\n", is_ia32_got_reload(n));
353 fprintf(F, "latency = %d\n", get_ia32_latency(n));
356 fprintf(F, "flags =");
357 flags = get_ia32_flags(n);
358 if (flags == arch_irn_flags_none) {
362 if (flags & arch_irn_flags_dont_spill) {
363 fprintf(F, " unspillable");
365 if (flags & arch_irn_flags_rematerializable) {
366 fprintf(F, " remat");
368 if (flags & arch_irn_flags_ignore) {
369 fprintf(F, " ignore");
371 if (flags & arch_irn_flags_modify_sp) {
372 fprintf(F, " modify_sp");
375 fprintf(F, " (%d)\n", flags);
377 /* dump frame entity */
378 fprintf(F, "frame entity = ");
379 if (get_ia32_frame_ent(n)) {
380 ir_fprintf(F, "%+F", get_ia32_frame_ent(n));
388 fprintf(F, "ls_mode = ");
389 if (get_ia32_ls_mode(n)) {
390 ir_fprintf(F, "%+F", get_ia32_ls_mode(n));
397 fprintf(F, "res_mode = ");
398 if (get_ia32_res_mode(n)) {
399 ir_fprintf(F, "%+F", get_ia32_res_mode(n));
406 fprintf(F, "src_mode = ");
407 if (get_ia32_src_mode(n)) {
408 ir_fprintf(F, "%+F", get_ia32_src_mode(n));
415 fprintf(F, "tgt_mode = ");
416 if (get_ia32_tgt_mode(n)) {
417 ir_fprintf(F, "%+F", get_ia32_tgt_mode(n));
425 /* dump original ir node name */
426 fprintf(F, "orig node = ");
427 if (get_ia32_orig_node(n)) {
428 fprintf(F, "%s", get_ia32_orig_node(n));
436 fprintf(F, "=== IA32 attr end ===\n");
437 /* end of: case dump_node_info_txt */
446 /***************************************************************************************************
448 * | | | | | | / / | | | | | | | |
449 * __ _| |_| |_ _ __ ___ ___| |_ / /_ _ ___| |_ _ __ ___ ___| |_| |__ ___ __| |___
450 * / _` | __| __| '__| / __|/ _ \ __| / / _` |/ _ \ __| | '_ ` _ \ / _ \ __| '_ \ / _ \ / _` / __|
451 * | (_| | |_| |_| | \__ \ __/ |_ / / (_| | __/ |_ | | | | | | __/ |_| | | | (_) | (_| \__ \
452 * \__,_|\__|\__|_| |___/\___|\__/_/ \__, |\___|\__| |_| |_| |_|\___|\__|_| |_|\___/ \__,_|___/
455 ***************************************************************************************************/
458 * Returns an ident for the given tarval tv.
460 static ident *get_ident_for_tv(tarval *tv) {
462 int len = tarval_snprintf(buf, sizeof(buf), tv);
464 return new_id_from_str(buf);
468 * Wraps get_irn_generic_attr() as it takes no const ir_node, so we need to do a cast.
469 * Firm was made by people hating const :-(
471 ia32_attr_t *get_ia32_attr(const ir_node *node) {
472 assert(is_ia32_irn(node) && "need ia32 node to get ia32 attributes");
473 return (ia32_attr_t *)get_irn_generic_attr((ir_node *)node);
477 * Gets the type of an ia32 node.
479 ia32_op_type_t get_ia32_op_type(const ir_node *node) {
480 ia32_attr_t *attr = get_ia32_attr(node);
481 return attr->data.tp;
485 * Sets the type of an ia32 node.
487 void set_ia32_op_type(ir_node *node, ia32_op_type_t tp) {
488 ia32_attr_t *attr = get_ia32_attr(node);
493 * Gets the immediate op type of an ia32 node.
495 ia32_immop_type_t get_ia32_immop_type(const ir_node *node) {
496 ia32_attr_t *attr = get_ia32_attr(node);
497 return attr->data.imm_tp;
501 * Sets the immediate op type of an ia32 node.
503 void set_ia32_immop_type(ir_node *node, ia32_immop_type_t tp) {
504 ia32_attr_t *attr = get_ia32_attr(node);
505 attr->data.imm_tp = tp;
509 * Gets the supported addrmode of an ia32 node
511 ia32_am_type_t get_ia32_am_support(const ir_node *node) {
512 ia32_attr_t *attr = get_ia32_attr(node);
513 return attr->data.am_support;
517 * Sets the supported addrmode of an ia32 node
519 void set_ia32_am_support(ir_node *node, ia32_am_type_t am_tp) {
520 ia32_attr_t *attr = get_ia32_attr(node);
521 attr->data.am_support = am_tp;
525 * Gets the addrmode flavour of an ia32 node
527 ia32_am_flavour_t get_ia32_am_flavour(const ir_node *node) {
528 ia32_attr_t *attr = get_ia32_attr(node);
529 return attr->data.am_flavour;
533 * Sets the addrmode flavour of an ia32 node
535 void set_ia32_am_flavour(ir_node *node, ia32_am_flavour_t am_flavour) {
536 ia32_attr_t *attr = get_ia32_attr(node);
537 attr->data.am_flavour = am_flavour;
541 * Joins all offsets to one string with adds.
543 char *get_ia32_am_offs(const ir_node *node) {
544 ia32_attr_t *attr = get_ia32_attr(node);
547 if (! attr->am_offs) {
551 snprintf(res, sizeof(res), "%+ld", attr->am_offs);
557 * Gets the addressmode offset as long.
559 long get_ia32_am_offs_long(const ir_node *node) {
560 ia32_attr_t *attr = get_ia32_attr(node);
561 return attr->am_offs;
565 * Add an offset for addrmode.
567 static void extend_ia32_am_offs(ir_node *node, char *offset, char op) {
568 ia32_attr_t *attr = get_ia32_attr(node);
571 if (! offset || strlen(offset) < 1)
574 assert(sscanf(offset, "%d", &o) == 1);
585 * Add an offset for addrmode.
587 void add_ia32_am_offs(ir_node *node, const char *offset) {
588 extend_ia32_am_offs(node, (char *)offset, '+');
592 * Sub an offset for addrmode.
594 void sub_ia32_am_offs(ir_node *node, const char *offset) {
595 extend_ia32_am_offs(node, (char *)offset, '-');
599 * Returns the symconst ident associated to addrmode.
601 ident *get_ia32_am_sc(const ir_node *node) {
602 ia32_attr_t *attr = get_ia32_attr(node);
607 * Sets the symconst ident associated to addrmode.
609 void set_ia32_am_sc(ir_node *node, ident *sc) {
610 ia32_attr_t *attr = get_ia32_attr(node);
615 * Sets the sign bit for address mode symconst.
617 void set_ia32_am_sc_sign(ir_node *node) {
618 ia32_attr_t *attr = get_ia32_attr(node);
619 attr->data.am_sc_sign = 1;
623 * Clears the sign bit for address mode symconst.
625 void clear_ia32_am_sc_sign(ir_node *node) {
626 ia32_attr_t *attr = get_ia32_attr(node);
627 attr->data.am_sc_sign = 0;
631 * Returns the sign bit for address mode symconst.
633 int is_ia32_am_sc_sign(const ir_node *node) {
634 ia32_attr_t *attr = get_ia32_attr(node);
635 return attr->data.am_sc_sign;
639 * Gets the addr mode const.
641 int get_ia32_am_scale(const ir_node *node) {
642 ia32_attr_t *attr = get_ia32_attr(node);
643 return attr->data.am_scale;
647 * Sets the index register scale for addrmode.
649 void set_ia32_am_scale(ir_node *node, int scale) {
650 ia32_attr_t *attr = get_ia32_attr(node);
651 attr->data.am_scale = scale;
655 * Return the tarval of an immediate operation or NULL in case of SymConst
657 tarval *get_ia32_Immop_tarval(const ir_node *node) {
658 ia32_attr_t *attr = get_ia32_attr(node);
659 return attr->cnst_val.tv;
663 * Sets the attributes of an immediate operation to the specified tarval
665 void set_ia32_Immop_tarval(ir_node *node, tarval *tv) {
666 ia32_attr_t *attr = get_ia32_attr(node);
667 attr->cnst_val.tv = tv;
668 attr->cnst = get_ident_for_tv(tv);
672 * Gets the string representation of the internal const (tv or symconst)
674 const char *get_ia32_cnst(const ir_node *node) {
675 ia32_attr_t *attr = get_ia32_attr(node);
678 return get_id_str(attr->cnst);
682 * Sets the string representation of the internal const.
684 void set_ia32_cnst(ir_node *node, char *cnst) {
685 ia32_attr_t *attr = get_ia32_attr(node);
686 attr->cnst = new_id_from_str(cnst);
690 * Gets the ident representation of the internal const (tv or symconst)
692 ident *get_ia32_id_cnst(const ir_node *node) {
693 ia32_attr_t *attr = get_ia32_attr(node);
698 * Sets the ident representation of the internal const.
700 void set_ia32_id_cnst(ir_node *node, ident *cnst) {
701 ia32_attr_t *attr = get_ia32_attr(node);
706 * Sets the uses_frame flag.
708 void set_ia32_use_frame(ir_node *node) {
709 ia32_attr_t *attr = get_ia32_attr(node);
710 attr->data.use_frame = 1;
714 * Clears the uses_frame flag.
716 void clear_ia32_use_frame(ir_node *node) {
717 ia32_attr_t *attr = get_ia32_attr(node);
718 attr->data.use_frame = 0;
722 * Gets the uses_frame flag.
724 int is_ia32_use_frame(const ir_node *node) {
725 ia32_attr_t *attr = get_ia32_attr(node);
726 return attr->data.use_frame;
730 * Sets node to commutative.
732 void set_ia32_commutative(ir_node *node) {
733 ia32_attr_t *attr = get_ia32_attr(node);
734 attr->data.is_commutative = 1;
738 * Sets node to non-commutative.
740 void clear_ia32_commutative(ir_node *node) {
741 ia32_attr_t *attr = get_ia32_attr(node);
742 attr->data.is_commutative = 0;
746 * Checks if node is commutative.
748 int is_ia32_commutative(const ir_node *node) {
749 ia32_attr_t *attr = get_ia32_attr(node);
750 return attr->data.is_commutative;
756 void set_ia32_emit_cl(ir_node *node) {
757 ia32_attr_t *attr = get_ia32_attr(node);
758 attr->data.emit_cl = 1;
762 * Clears node emit_cl.
764 void clear_ia32_emit_cl(ir_node *node) {
765 ia32_attr_t *attr = get_ia32_attr(node);
766 attr->data.emit_cl = 0;
770 * Checks if node needs %cl.
772 int is_ia32_emit_cl(const ir_node *node) {
773 ia32_attr_t *attr = get_ia32_attr(node);
774 return attr->data.emit_cl;
780 void set_ia32_got_lea(ir_node *node) {
781 ia32_attr_t *attr = get_ia32_attr(node);
782 attr->data.got_lea = 1;
786 * Clears node got_lea.
788 void clear_ia32_got_lea(ir_node *node) {
789 ia32_attr_t *attr = get_ia32_attr(node);
790 attr->data.got_lea = 0;
794 * Checks if node got lea.
796 int is_ia32_got_lea(const ir_node *node) {
797 ia32_attr_t *attr = get_ia32_attr(node);
798 return attr->data.got_lea;
802 * Sets node got_reload.
804 void set_ia32_got_reload(ir_node *node) {
805 ia32_attr_t *attr = get_ia32_attr(node);
806 attr->data.got_reload = 1;
810 * Clears node got_reload.
812 void clear_ia32_got_reload(ir_node *node) {
813 ia32_attr_t *attr = get_ia32_attr(node);
814 attr->data.got_reload = 0;
818 * Checks if node got reload.
820 int is_ia32_got_reload(const ir_node *node) {
821 ia32_attr_t *attr = get_ia32_attr(node);
822 return attr->data.got_reload;
826 * Gets the mode of the stored/loaded value (only set for Store/Load)
828 ir_mode *get_ia32_ls_mode(const ir_node *node) {
829 ia32_attr_t *attr = get_ia32_attr(node);
830 return attr->ls_mode;
834 * Sets the mode of the stored/loaded value (only set for Store/Load)
836 void set_ia32_ls_mode(ir_node *node, ir_mode *mode) {
837 ia32_attr_t *attr = get_ia32_attr(node);
838 attr->ls_mode = mode;
842 * Gets the mode of the result.
844 ir_mode *get_ia32_res_mode(const ir_node *node) {
845 ia32_attr_t *attr = get_ia32_attr(node);
846 return attr->res_mode;
850 * Sets the mode of the result.
852 void set_ia32_res_mode(ir_node *node, ir_mode *mode) {
853 ia32_attr_t *attr = get_ia32_attr(node);
854 attr->res_mode = mode;
858 * Gets the source mode of conversion.
860 ir_mode *get_ia32_src_mode(const ir_node *node) {
861 ia32_attr_t *attr = get_ia32_attr(node);
862 return attr->src_mode;
866 * Sets the source mode of conversion.
868 void set_ia32_src_mode(ir_node *node, ir_mode *mode) {
869 ia32_attr_t *attr = get_ia32_attr(node);
870 attr->src_mode = mode;
874 * Gets the target mode of conversion.
876 ir_mode *get_ia32_tgt_mode(const ir_node *node) {
877 ia32_attr_t *attr = get_ia32_attr(node);
878 return attr->tgt_mode;
882 * Sets the target mode of conversion.
884 void set_ia32_tgt_mode(ir_node *node, ir_mode *mode) {
885 ia32_attr_t *attr = get_ia32_attr(node);
886 attr->tgt_mode = mode;
890 * Gets the frame entity assigned to this node.
892 entity *get_ia32_frame_ent(const ir_node *node) {
893 ia32_attr_t *attr = get_ia32_attr(node);
894 return attr->frame_ent;
898 * Sets the frame entity for this node.
900 void set_ia32_frame_ent(ir_node *node, entity *ent) {
901 ia32_attr_t *attr = get_ia32_attr(node);
902 attr->frame_ent = ent;
903 set_ia32_use_frame(node);
908 * Gets the instruction latency.
910 unsigned get_ia32_latency(const ir_node *node) {
911 ia32_attr_t *attr = get_ia32_attr(node);
912 return attr->latency;
916 * Sets the instruction latency.
918 void set_ia32_latency(ir_node *node, unsigned latency) {
919 ia32_attr_t *attr = get_ia32_attr(node);
920 attr->latency = latency;
924 * Returns the argument register requirements of an ia32 node.
926 const ia32_register_req_t **get_ia32_in_req_all(const ir_node *node) {
927 ia32_attr_t *attr = get_ia32_attr(node);
932 * Sets the argument register requirements of an ia32 node.
934 void set_ia32_in_req_all(ir_node *node, const ia32_register_req_t **reqs) {
935 ia32_attr_t *attr = get_ia32_attr(node);
940 * Returns the result register requirements of an ia32 node.
942 const ia32_register_req_t **get_ia32_out_req_all(const ir_node *node) {
943 ia32_attr_t *attr = get_ia32_attr(node);
944 return attr->out_req;
948 * Sets the result register requirements of an ia32 node.
950 void set_ia32_out_req_all(ir_node *node, const ia32_register_req_t **reqs) {
951 ia32_attr_t *attr = get_ia32_attr(node);
952 attr->out_req = reqs;
956 * Returns the argument register requirement at position pos of an ia32 node.
958 const ia32_register_req_t *get_ia32_in_req(const ir_node *node, int pos) {
959 ia32_attr_t *attr = get_ia32_attr(node);
960 return attr->in_req[pos];
964 * Returns the result register requirement at position pos of an ia32 node.
966 const ia32_register_req_t *get_ia32_out_req(const ir_node *node, int pos) {
967 ia32_attr_t *attr = get_ia32_attr(node);
968 return attr->out_req[pos];
972 * Sets the OUT register requirements at position pos.
974 void set_ia32_req_out(ir_node *node, const ia32_register_req_t *req, int pos) {
975 ia32_attr_t *attr = get_ia32_attr(node);
976 attr->out_req[pos] = req;
980 * Sets the IN register requirements at position pos.
982 void set_ia32_req_in(ir_node *node, const ia32_register_req_t *req, int pos) {
983 ia32_attr_t *attr = get_ia32_attr(node);
984 attr->in_req[pos] = req;
988 * Returns the register flag of an ia32 node.
990 arch_irn_flags_t get_ia32_flags(const ir_node *node) {
991 ia32_attr_t *attr = get_ia32_attr(node);
992 return attr->data.flags;
996 * Sets the register flag of an ia32 node.
998 void set_ia32_flags(ir_node *node, arch_irn_flags_t flags) {
999 ia32_attr_t *attr = get_ia32_attr(node);
1000 attr->data.flags = flags;
1004 * Returns the result register slots of an ia32 node.
1006 const arch_register_t **get_ia32_slots(const ir_node *node) {
1007 ia32_attr_t *attr = get_ia32_attr(node);
1012 * Sets the number of results.
1014 void set_ia32_n_res(ir_node *node, int n_res) {
1015 ia32_attr_t *attr = get_ia32_attr(node);
1016 attr->data.n_res = n_res;
1020 * Returns the number of results.
1022 int get_ia32_n_res(const ir_node *node) {
1023 ia32_attr_t *attr = get_ia32_attr(node);
1024 return attr->data.n_res;
1028 * Returns the flavour of an ia32 node,
1030 ia32_op_flavour_t get_ia32_flavour(const ir_node *node) {
1031 ia32_attr_t *attr = get_ia32_attr(node);
1032 return attr->data.op_flav;
1036 * Sets the flavour of an ia32 node to flavour_Div/Mod/DivMod/Mul/Mulh.
1038 void set_ia32_flavour(ir_node *node, ia32_op_flavour_t op_flav) {
1039 ia32_attr_t *attr = get_ia32_attr(node);
1040 attr->data.op_flav = op_flav;
1044 * Returns the projnum code.
1046 long get_ia32_pncode(const ir_node *node) {
1047 ia32_attr_t *attr = get_ia32_attr(node);
1048 return attr->pn_code;
1052 * Sets the projnum code
1054 void set_ia32_pncode(ir_node *node, long code) {
1055 ia32_attr_t *attr = get_ia32_attr(node);
1056 attr->pn_code = code;
1062 * Returns the name of the original ir node.
1064 const char *get_ia32_orig_node(const ir_node *node) {
1065 ia32_attr_t *attr = get_ia32_attr(node);
1066 return attr->orig_node;
1070 * Sets the name of the original ir node.
1072 void set_ia32_orig_node(ir_node *node, const char *name) {
1073 ia32_attr_t *attr = get_ia32_attr(node);
1074 attr->orig_node = name;
1079 /******************************************************************************************************
1081 * (_) | | | | | | / _| | | (_)
1082 * ___ _ __ ___ ___ _ __ _| | __ _| |_| |_ _ __ | |_ _ _ _ __ ___| |_ _ ___ _ __ ___
1083 * / __| '_ \ / _ \/ __| |/ _` | | / _` | __| __| '__| | _| | | | '_ \ / __| __| |/ _ \| '_ \ / __|
1084 * \__ \ |_) | __/ (__| | (_| | | | (_| | |_| |_| | | | | |_| | | | | (__| |_| | (_) | | | | \__ \
1085 * |___/ .__/ \___|\___|_|\__,_|_| \__,_|\__|\__|_| |_| \__,_|_| |_|\___|\__|_|\___/|_| |_| |___/
1088 ******************************************************************************************************/
1091 * Gets the type of an ia32_Const.
1093 unsigned get_ia32_Const_type(const ir_node *node) {
1094 ia32_attr_t *attr = get_ia32_attr(node);
1096 assert(is_ia32_Cnst(node) && "Need ia32_Const to get type");
1098 return attr->data.tp;
1102 * Sets the type of an ia32_Const.
1104 void set_ia32_Const_type(ir_node *node, int type) {
1105 ia32_attr_t *attr = get_ia32_attr(node);
1107 assert(is_ia32_Cnst(node) && "Need ia32_Const to set type");
1108 assert((type == ia32_Const || type == ia32_SymConst) && "Unsupported ia32_Const type");
1110 attr->data.tp = type;
1114 * Copy the attributes from an ia32_Const to an Immop (Add_i, Sub_i, ...) node
1116 void set_ia32_Immop_attr(ir_node *node, ir_node *cnst) {
1117 ia32_attr_t *na = get_ia32_attr(node);
1118 ia32_attr_t *ca = get_ia32_attr(cnst);
1120 switch(get_ia32_Const_type(cnst)) {
1122 na->cnst_val.tv = ca->cnst_val.tv;
1123 na->cnst = ca->cnst;
1124 set_ia32_immop_type(node, ia32_ImmConst);
1127 na->cnst_val.sc = ca->cnst_val.sc;
1128 na->cnst = na->cnst_val.sc;
1129 set_ia32_immop_type(node, ia32_ImmSymConst);
1132 assert(0 && "Need ia32_Const to set Immop attr");
1137 * Copy the attributes from Immop to an Immop
1139 void copy_ia32_Immop_attr(ir_node *dst, ir_node *src) {
1140 ia32_attr_t *da = get_ia32_attr(dst);
1141 ia32_attr_t *sa = get_ia32_attr(src);
1143 switch(get_ia32_immop_type(src)) {
1145 da->cnst_val.tv = sa->cnst_val.tv;
1146 da->cnst = sa->cnst;
1147 set_ia32_immop_type(dst, ia32_ImmConst);
1149 case ia32_ImmSymConst:
1150 da->cnst_val.sc = sa->cnst_val.sc;
1151 da->cnst = sa->cnst;
1152 set_ia32_immop_type(dst, ia32_ImmSymConst);
1155 assert(0 && "Need Immop to copy Immop attr");
1160 * Copy the attributes from a Firm Const/SymConst to an ia32_Const
1162 void set_ia32_Const_attr(ir_node *ia32_cnst, ir_node *cnst) {
1163 ia32_attr_t *attr = get_ia32_attr(ia32_cnst);
1166 assert(is_ia32_Cnst(ia32_cnst) && "Need ia32_Const to set Const attr");
1168 switch (get_irn_opcode(cnst)) {
1170 attr->data.tp = ia32_Const;
1171 attr->cnst_val.tv = get_Const_tarval(cnst);
1172 mode = get_tarval_mode(attr->cnst_val.tv);
1173 if (mode_is_reference(mode) &&
1174 get_mode_null(mode) == attr->cnst_val.tv)
1175 attr->cnst_val.tv = get_mode_null(mode_Is);
1176 attr->cnst = get_ident_for_tv(attr->cnst_val.tv);
1179 attr->data.tp = ia32_SymConst;
1180 attr->cnst_val.sc = get_sc_ident(cnst);
1181 attr->cnst = attr->cnst_val.sc;
1184 assert(0 && "Unknown Const NYI");
1187 assert(0 && "Cannot create ia32_Const for this opcode");
1192 * Sets the AddrMode(S|D) attribute
1194 void set_ia32_AddrMode(ir_node *node, char direction) {
1195 ia32_attr_t *attr = get_ia32_attr(node);
1197 switch (direction) {
1199 attr->data.tp = ia32_AddrModeD;
1202 attr->data.tp = ia32_AddrModeS;
1205 assert(0 && "wrong AM type");
1210 * Returns whether or not the node is an immediate operation with Const.
1212 int is_ia32_ImmConst(const ir_node *node) {
1213 ia32_attr_t *attr = get_ia32_attr(node);
1214 return (attr->data.imm_tp == ia32_ImmConst);
1218 * Returns whether or not the node is an immediate operation with SymConst.
1220 int is_ia32_ImmSymConst(const ir_node *node) {
1221 ia32_attr_t *attr = get_ia32_attr(node);
1222 return (attr->data.imm_tp == ia32_ImmSymConst);
1226 * Returns whether or not the node is an AddrModeS node.
1228 int is_ia32_AddrModeS(const ir_node *node) {
1229 ia32_attr_t *attr = get_ia32_attr(node);
1230 return (attr->data.tp == ia32_AddrModeS);
1234 * Returns whether or not the node is an AddrModeD node.
1236 int is_ia32_AddrModeD(const ir_node *node) {
1237 ia32_attr_t *attr = get_ia32_attr(node);
1238 return (attr->data.tp == ia32_AddrModeD);
1242 * Checks if node is a Load or xLoad/vfLoad.
1244 int is_ia32_Ld(const ir_node *node) {
1245 return is_ia32_Load(node) || is_ia32_xLoad(node) || is_ia32_vfld(node) || is_ia32_fld(node);
1249 * Checks if node is a Store or xStore/vfStore.
1251 int is_ia32_St(const ir_node *node) {
1252 return is_ia32_Store(node) || is_ia32_xStore(node) || is_ia32_vfst(node) || is_ia32_fst(node) || is_ia32_fstp(node);
1256 * Checks if node is a Const or xConst/vfConst.
1258 int is_ia32_Cnst(const ir_node *node) {
1259 return is_ia32_Const(node) || is_ia32_xConst(node) || is_ia32_vfConst(node);
1263 * Returns the name of the OUT register at position pos.
1265 const char *get_ia32_out_reg_name(const ir_node *node, int pos) {
1266 ia32_attr_t *attr = get_ia32_attr(node);
1268 assert(is_ia32_irn(node) && "Not an ia32 node.");
1269 assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
1270 assert(attr->slots[pos] && "No register assigned");
1272 return arch_register_get_name(attr->slots[pos]);
1276 * Returns the index of the OUT register at position pos within its register class.
1278 int get_ia32_out_regnr(const ir_node *node, int pos) {
1279 ia32_attr_t *attr = get_ia32_attr(node);
1281 assert(is_ia32_irn(node) && "Not an ia32 node.");
1282 assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
1283 assert(attr->slots[pos] && "No register assigned");
1285 return arch_register_get_index(attr->slots[pos]);
1289 * Returns the OUT register at position pos.
1291 const arch_register_t *get_ia32_out_reg(const ir_node *node, int pos) {
1292 ia32_attr_t *attr = get_ia32_attr(node);
1294 assert(is_ia32_irn(node) && "Not an ia32 node.");
1295 assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
1296 assert(attr->slots[pos] && "No register assigned");
1298 return attr->slots[pos];
1302 * Initializes the nodes attributes.
1304 void init_ia32_attributes(ir_node *node, arch_irn_flags_t flags, const ia32_register_req_t **in_reqs,
1305 const ia32_register_req_t **out_reqs, int n_res, unsigned latency)
1307 ia32_attr_t *attr = get_ia32_attr(node);
1308 set_ia32_flags(node, flags);
1309 set_ia32_in_req_all(node, in_reqs);
1310 set_ia32_out_req_all(node, out_reqs);
1311 set_ia32_latency(node, latency);
1313 attr->data.n_res = n_res;
1314 memset((void *)attr->slots, 0, n_res * sizeof(attr->slots[0]));
1317 /***************************************************************************************
1320 * _ __ ___ __| | ___ ___ ___ _ __ ___| |_ _ __ _ _ ___| |_ ___ _ __ ___
1321 * | '_ \ / _ \ / _` |/ _ \ / __/ _ \| '_ \/ __| __| '__| | | |/ __| __/ _ \| '__/ __|
1322 * | | | | (_) | (_| | __/ | (_| (_) | | | \__ \ |_| | | |_| | (__| || (_) | | \__ \
1323 * |_| |_|\___/ \__,_|\___| \___\___/|_| |_|___/\__|_| \__,_|\___|\__\___/|_| |___/
1325 ***************************************************************************************/
1327 /* default compare operation to compare immediate ops */
1328 int ia32_compare_immop_attr(ia32_attr_t *a, ia32_attr_t *b) {
1331 if (a->data.tp == b->data.tp) {
1332 equ = (a->cnst == b->cnst);
1333 equ = equ ? (a->data.use_frame == b->data.use_frame) : 0;
1335 if (equ && a->data.use_frame && b->data.use_frame)
1336 equ = (a->frame_ent == b->frame_ent);
1342 /* compare converts */
1343 int ia32_compare_conv_attr(ia32_attr_t *a, ia32_attr_t *b) {
1344 int equ = ! ia32_compare_immop_attr(a, b);
1346 equ = equ ? (a->src_mode == b->src_mode) && (a->tgt_mode == b->tgt_mode) : equ;
1351 /* Copy attribute function not needed any more, but might be of use later. */
1353 /* copies the ia32 attributes */
1354 static void ia32_copy_attr(const ir_node *old_node, ir_node *new_node) {
1355 ia32_attr_t *attr_old = get_ia32_attr(old_node);
1356 ia32_attr_t *attr_new = get_ia32_attr(new_node);
1357 int n_res = get_ia32_n_res(old_node);
1359 /* copy the attributes */
1360 memcpy(attr_new, attr_old, sizeof(*attr_new));
1364 * Registers the ia32_copy_attr function for all ia32 opcodes.
1366 void ia32_register_copy_attr_func(void) {
1367 unsigned i, f = get_ia32_opcode_first(), l = get_ia32_opcode_last();
1369 for (i = f; i < l; i++) {
1370 ir_op *op = get_irp_opcode(i);
1371 op->ops.copy_attr = ia32_copy_attr;
1376 /* Include the generated constructor functions */
1377 #include "gen_ia32_new_nodes.c.inl"