2 * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
4 * This file is part of libFirm.
6 * This file may be distributed and/or modified under the terms of the
7 * GNU General Public License version 2 as published by the Free Software
8 * Foundation and appearing in the file LICENSE.GPL included in the
9 * packaging of this file.
11 * Licensees holding valid libFirm Professional Edition licenses may use
12 * this file in accordance with the libFirm Commercial License.
13 * Agreement provided with the Software.
15 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
16 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * @brief Handling of ia32 specific firm opcodes.
23 * @author Christian Wuerdig
26 * This file implements the creation of the achitecture specific firm opcodes
27 * and the corresponding node constructors for the ia32 assembler irg.
35 #include "irgraph_t.h"
41 #include "firm_common_t.h"
46 #include "raw_bitset.h"
49 #include "../bearch_t.h"
50 #include "../beinfo.h"
52 #include "bearch_ia32_t.h"
53 #include "ia32_common_transform.h"
54 #include "ia32_nodes_attr.h"
55 #include "ia32_new_nodes.h"
56 #include "gen_ia32_regalloc_if.h"
57 #include "gen_ia32_machine.h"
59 /***********************************************************************************
62 * __| |_ _ _ __ ___ _ __ ___ _ __ _ _ __ | |_ ___ _ __| |_ __ _ ___ ___
63 * / _` | | | | '_ ` _ \| '_ \ / _ \ '__| | | '_ \| __/ _ \ '__| _/ _` |/ __/ _ \
64 * | (_| | |_| | | | | | | |_) | __/ | | | | | | || __/ | | || (_| | (_| __/
65 * \__,_|\__,_|_| |_| |_| .__/ \___|_| |_|_| |_|\__\___|_| |_| \__,_|\___\___|
68 ***********************************************************************************/
71 * Dumps the register requirements for either in or out.
73 static void dump_reg_req(FILE *F, ir_node *n, const arch_register_req_t **reqs,
75 char *dir = inout ? "out" : "in";
76 int max = inout ? (int) arch_irn_get_n_outs(n) : get_irn_arity(n);
80 memset(buf, 0, sizeof(buf));
83 for (i = 0; i < max; i++) {
84 fprintf(F, "%sreq #%d =", dir, i);
86 if (reqs[i]->type == arch_register_req_type_none) {
90 if (reqs[i]->type & arch_register_req_type_normal) {
91 fprintf(F, " %s", reqs[i]->cls->name);
94 if (reqs[i]->type & arch_register_req_type_limited) {
96 arch_register_req_format(buf, sizeof(buf), reqs[i], n));
99 if (reqs[i]->type & arch_register_req_type_should_be_same) {
100 unsigned other = reqs[i]->other_same;
103 ir_fprintf(F, " same as");
104 for (i = 0; 1U << i <= other; ++i) {
105 if (other & (1U << i)) {
106 ir_fprintf(F, " %+F", get_irn_n(n, i));
111 if (reqs[i]->type & arch_register_req_type_must_be_different) {
112 unsigned other = reqs[i]->other_different;
115 ir_fprintf(F, " different from");
116 for (i = 0; 1U << i <= other; ++i) {
117 if (other & (1U << i)) {
118 ir_fprintf(F, " %+F", get_irn_n(n, i));
129 fprintf(F, "%sreq = N/A\n", dir);
134 * Dumper interface for dumping ia32 nodes in vcg.
135 * @param n the node to dump
136 * @param F the output file
137 * @param reason indicates which kind of information should be dumped
138 * @return 0 on success or != 0 on failure
140 static int ia32_dump_node(ir_node *n, FILE *F, dump_reason_t reason) {
141 ir_mode *mode = NULL;
144 const arch_register_req_t **reqs;
147 case dump_node_opcode_txt:
148 fprintf(F, "%s", get_irn_opname(n));
150 if(is_ia32_Immediate(n) || is_ia32_Const(n)) {
151 const ia32_immediate_attr_t *attr
152 = get_ia32_immediate_attr_const(n);
159 fputs(get_entity_name(attr->symconst), F);
161 if(attr->offset != 0 || attr->symconst == NULL) {
162 if(attr->offset > 0 && attr->symconst != NULL) {
165 fprintf(F, "%ld", attr->offset);
169 const ia32_attr_t *attr = get_ia32_attr_const(n);
171 if(attr->am_sc != NULL || attr->am_offs != 0)
174 if(attr->am_sc != NULL) {
175 if(attr->data.am_sc_sign) {
178 fputs(get_entity_name(attr->am_sc), F);
180 if(attr->am_offs != 0) {
181 if(attr->am_offs > 0 && attr->am_sc != NULL) {
184 fprintf(F, "%d", attr->am_offs);
187 if(attr->am_sc != NULL || attr->am_offs != 0)
192 case dump_node_mode_txt:
193 mode = get_ia32_ls_mode(n);
195 fprintf(F, "[%s]", get_mode_name(mode));
198 case dump_node_nodeattr_txt:
199 if (! is_ia32_Lea(n)) {
200 if (is_ia32_AddrModeS(n)) {
201 fprintf(F, "[AM S] ");
202 } else if (is_ia32_AddrModeD(n)) {
203 fprintf(F, "[AM D] ");
209 case dump_node_info_txt:
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 n_res = arch_irn_get_n_outs(n);
220 /* dump OUT requirements */
221 reqs = get_ia32_out_req_all(n);
222 dump_reg_req(F, n, reqs, 1);
224 /* dump assigned registers */
225 for (i = 0; i < n_res; i++) {
226 const arch_register_t *reg = arch_irn_get_register(n, i);
228 fprintf(F, "reg #%d = %s\n", i, reg ? arch_register_get_name(reg) : "n/a");
235 switch (get_ia32_op_type(n)) {
237 fprintf(F, "Normal");
240 fprintf(F, "AM Dest (Load+Store)");
243 fprintf(F, "AM Source (Load)");
246 fprintf(F, "unknown (%d)", get_ia32_op_type(n));
251 /* dump supported am */
252 fprintf(F, "AM support = ");
253 switch (get_ia32_am_support(n)) {
254 case ia32_am_none: fputs("none\n", F); break;
255 case ia32_am_unary: fputs("source (unary)\n", F); break;
256 case ia32_am_binary: fputs("source (binary)\n", F); break;
259 fprintf(F, "unknown (%d)\n", get_ia32_am_support(n));
264 if(get_ia32_am_offs_int(n) != 0) {
265 fprintf(F, "AM offset = %d\n", get_ia32_am_offs_int(n));
268 /* dump AM symconst */
269 if(get_ia32_am_sc(n) != NULL) {
270 ir_entity *ent = get_ia32_am_sc(n);
271 ident *id = get_entity_ld_ident(ent);
272 fprintf(F, "AM symconst = %s\n", get_id_str(id));
276 fprintf(F, "AM scale = %d\n", get_ia32_am_scale(n));
279 if (is_ia32_SwitchJmp(n)) {
280 fprintf(F, "pn_code = %ld\n", get_ia32_condcode(n));
281 } else if (is_ia32_CMov(n) || is_ia32_Set(n) || is_ia32_Jcc(n)) {
282 ia32_attr_t *attr = get_ia32_attr(n);
283 long pnc = get_ia32_condcode(n);
284 fprintf(F, "pn_code = 0x%lX (%s)\n", pnc, get_pnc_string(pnc & pn_Cmp_True));
285 fprintf(F, "ins_permuted = %u \n", attr->data.ins_permuted);
286 fprintf(F, "cmp_unsigned = %u \n", attr->data.cmp_unsigned);
288 else if (is_ia32_CopyB(n) || is_ia32_CopyB_i(n)) {
289 fprintf(F, "size = %u\n", get_ia32_copyb_size(n));
292 fprintf(F, "n_res = %d\n", n_res);
293 fprintf(F, "use_frame = %d\n", is_ia32_use_frame(n));
294 fprintf(F, "commutative = %d\n", is_ia32_commutative(n));
295 fprintf(F, "need stackent = %d\n", is_ia32_need_stackent(n));
296 fprintf(F, "is reload = %d\n", is_ia32_is_reload(n));
297 fprintf(F, "latency = %d\n", get_ia32_latency(n));
300 fprintf(F, "flags =");
301 flags = arch_irn_get_flags(n);
302 if (flags == arch_irn_flags_none) {
306 if (flags & arch_irn_flags_dont_spill) {
307 fprintf(F, " unspillable");
309 if (flags & arch_irn_flags_rematerializable) {
310 fprintf(F, " remat");
312 if (flags & arch_irn_flags_modify_flags) {
313 fprintf(F, " modify_flags");
316 fprintf(F, " (%d)\n", flags);
318 /* dump frame entity */
319 fprintf(F, "frame entity = ");
320 if (get_ia32_frame_ent(n)) {
321 ir_fprintf(F, "%+F", get_ia32_frame_ent(n));
329 fprintf(F, "ls_mode = ");
330 if (get_ia32_ls_mode(n)) {
331 ir_fprintf(F, "%+F", get_ia32_ls_mode(n));
339 /* dump original ir node name */
340 fprintf(F, "orig node = ");
341 if (get_ia32_orig_node(n)) {
342 fprintf(F, "%s", get_ia32_orig_node(n));
350 fprintf(F, "=== IA32 attr end ===\n");
351 /* end of: case dump_node_info_txt */
360 /***************************************************************************************************
362 * | | | | | | / / | | | | | | | |
363 * __ _| |_| |_ _ __ ___ ___| |_ / /_ _ ___| |_ _ __ ___ ___| |_| |__ ___ __| |___
364 * / _` | __| __| '__| / __|/ _ \ __| / / _` |/ _ \ __| | '_ ` _ \ / _ \ __| '_ \ / _ \ / _` / __|
365 * | (_| | |_| |_| | \__ \ __/ |_ / / (_| | __/ |_ | | | | | | __/ |_| | | | (_) | (_| \__ \
366 * \__,_|\__|\__|_| |___/\___|\__/_/ \__, |\___|\__| |_| |_| |_|\___|\__|_| |_|\___/ \__,_|___/
369 ***************************************************************************************************/
371 ia32_attr_t *get_ia32_attr(ir_node *node) {
372 assert(is_ia32_irn(node) && "need ia32 node to get ia32 attributes");
373 return (ia32_attr_t *)get_irn_generic_attr(node);
376 const ia32_attr_t *get_ia32_attr_const(const ir_node *node) {
377 assert(is_ia32_irn(node) && "need ia32 node to get ia32 attributes");
378 return (const ia32_attr_t*) get_irn_generic_attr_const(node);
381 ia32_x87_attr_t *get_ia32_x87_attr(ir_node *node) {
382 ia32_attr_t *attr = get_ia32_attr(node);
383 ia32_x87_attr_t *x87_attr = CAST_IA32_ATTR(ia32_x87_attr_t, attr);
387 const ia32_x87_attr_t *get_ia32_x87_attr_const(const ir_node *node) {
388 const ia32_attr_t *attr = get_ia32_attr_const(node);
389 const ia32_x87_attr_t *x87_attr = CONST_CAST_IA32_ATTR(ia32_x87_attr_t, attr);
393 const ia32_asm_attr_t *get_ia32_asm_attr_const(const ir_node *node) {
394 const ia32_attr_t *attr = get_ia32_attr_const(node);
395 const ia32_asm_attr_t *asm_attr = CONST_CAST_IA32_ATTR(ia32_asm_attr_t, attr);
400 ia32_immediate_attr_t *get_ia32_immediate_attr(ir_node *node) {
401 ia32_attr_t *attr = get_ia32_attr(node);
402 ia32_immediate_attr_t *imm_attr = CAST_IA32_ATTR(ia32_immediate_attr_t, attr);
407 const ia32_immediate_attr_t *get_ia32_immediate_attr_const(const ir_node *node)
409 const ia32_attr_t *attr = get_ia32_attr_const(node);
410 const ia32_immediate_attr_t *imm_attr = CONST_CAST_IA32_ATTR(ia32_immediate_attr_t, attr);
415 ia32_condcode_attr_t *get_ia32_condcode_attr(ir_node *node) {
416 ia32_attr_t *attr = get_ia32_attr(node);
417 ia32_condcode_attr_t *cc_attr = CAST_IA32_ATTR(ia32_condcode_attr_t, attr);
422 const ia32_condcode_attr_t *get_ia32_condcode_attr_const(const ir_node *node) {
423 const ia32_attr_t *attr = get_ia32_attr_const(node);
424 const ia32_condcode_attr_t *cc_attr = CONST_CAST_IA32_ATTR(ia32_condcode_attr_t, attr);
429 ia32_call_attr_t *get_ia32_call_attr(ir_node *node)
431 ia32_attr_t *attr = get_ia32_attr(node);
432 ia32_call_attr_t *call_attr = CAST_IA32_ATTR(ia32_call_attr_t, attr);
437 const ia32_call_attr_t *get_ia32_call_attr_const(const ir_node *node)
439 const ia32_attr_t *attr = get_ia32_attr_const(node);
440 const ia32_call_attr_t *call_attr = CONST_CAST_IA32_ATTR(ia32_call_attr_t, attr);
445 ia32_copyb_attr_t *get_ia32_copyb_attr(ir_node *node) {
446 ia32_attr_t *attr = get_ia32_attr(node);
447 ia32_copyb_attr_t *copyb_attr = CAST_IA32_ATTR(ia32_copyb_attr_t, attr);
452 const ia32_copyb_attr_t *get_ia32_copyb_attr_const(const ir_node *node) {
453 const ia32_attr_t *attr = get_ia32_attr_const(node);
454 const ia32_copyb_attr_t *copyb_attr = CONST_CAST_IA32_ATTR(ia32_copyb_attr_t, attr);
459 ia32_climbframe_attr_t *get_ia32_climbframe_attr(ir_node *node) {
460 ia32_attr_t *attr = get_ia32_attr(node);
461 ia32_climbframe_attr_t *climbframe_attr = CAST_IA32_ATTR(ia32_climbframe_attr_t, attr);
463 return climbframe_attr;
466 const ia32_climbframe_attr_t *get_ia32_climbframe_attr_const(const ir_node *node) {
467 const ia32_attr_t *attr = get_ia32_attr_const(node);
468 const ia32_climbframe_attr_t *climbframe_attr = CONST_CAST_IA32_ATTR(ia32_climbframe_attr_t, attr);
470 return climbframe_attr;
474 * Gets the type of an ia32 node.
476 ia32_op_type_t get_ia32_op_type(const ir_node *node) {
477 const ia32_attr_t *attr = get_ia32_attr_const(node);
478 return attr->data.tp;
482 * Sets the type of an ia32 node.
484 void set_ia32_op_type(ir_node *node, ia32_op_type_t tp) {
485 ia32_attr_t *attr = get_ia32_attr(node);
489 ia32_am_type_t get_ia32_am_support(const ir_node *node)
491 const ia32_attr_t *attr = get_ia32_attr_const(node);
492 return attr->data.am_arity;
496 * Sets the supported address mode of an ia32 node
498 void set_ia32_am_support(ir_node *node, ia32_am_type_t arity)
500 ia32_attr_t *attr = get_ia32_attr(node);
501 attr->data.am_arity = arity;
505 * Gets the address mode offset as int.
507 int get_ia32_am_offs_int(const ir_node *node) {
508 const ia32_attr_t *attr = get_ia32_attr_const(node);
509 return attr->am_offs;
513 * Sets the address mode offset from an int.
515 void set_ia32_am_offs_int(ir_node *node, int offset) {
516 ia32_attr_t *attr = get_ia32_attr(node);
517 attr->am_offs = offset;
520 void add_ia32_am_offs_int(ir_node *node, int offset) {
521 ia32_attr_t *attr = get_ia32_attr(node);
522 attr->am_offs += offset;
526 * Returns the symconst entity associated to address mode.
528 ir_entity *get_ia32_am_sc(const ir_node *node) {
529 const ia32_attr_t *attr = get_ia32_attr_const(node);
534 * Sets the symconst entity associated to address mode.
536 void set_ia32_am_sc(ir_node *node, ir_entity *entity) {
537 ia32_attr_t *attr = get_ia32_attr(node);
538 attr->am_sc = entity;
542 * Sets the sign bit for address mode symconst.
544 void set_ia32_am_sc_sign(ir_node *node) {
545 ia32_attr_t *attr = get_ia32_attr(node);
546 attr->data.am_sc_sign = 1;
550 * Clears the sign bit for address mode symconst.
552 void clear_ia32_am_sc_sign(ir_node *node) {
553 ia32_attr_t *attr = get_ia32_attr(node);
554 attr->data.am_sc_sign = 0;
558 * Returns the sign bit for address mode symconst.
560 int is_ia32_am_sc_sign(const ir_node *node) {
561 const ia32_attr_t *attr = get_ia32_attr_const(node);
562 return attr->data.am_sc_sign;
566 * Gets the addr mode const.
568 unsigned get_ia32_am_scale(const ir_node *node) {
569 const ia32_attr_t *attr = get_ia32_attr_const(node);
570 return attr->data.am_scale;
574 * Sets the index register scale for address mode.
576 void set_ia32_am_scale(ir_node *node, unsigned scale) {
577 ia32_attr_t *attr = get_ia32_attr(node);
578 assert(scale <= 3 && "AM scale out of range [0 ... 3]");
579 attr->data.am_scale = scale;
582 void ia32_copy_am_attrs(ir_node *to, const ir_node *from)
584 set_ia32_ls_mode(to, get_ia32_ls_mode(from));
585 set_ia32_am_scale(to, get_ia32_am_scale(from));
586 set_ia32_am_sc(to, get_ia32_am_sc(from));
587 if(is_ia32_am_sc_sign(from))
588 set_ia32_am_sc_sign(to);
589 add_ia32_am_offs_int(to, get_ia32_am_offs_int(from));
590 set_ia32_frame_ent(to, get_ia32_frame_ent(from));
591 if (is_ia32_use_frame(from))
592 set_ia32_use_frame(to);
596 * Sets the uses_frame flag.
598 void set_ia32_use_frame(ir_node *node) {
599 ia32_attr_t *attr = get_ia32_attr(node);
600 attr->data.use_frame = 1;
604 * Clears the uses_frame flag.
606 void clear_ia32_use_frame(ir_node *node) {
607 ia32_attr_t *attr = get_ia32_attr(node);
608 attr->data.use_frame = 0;
612 * Gets the uses_frame flag.
614 int is_ia32_use_frame(const ir_node *node) {
615 const ia32_attr_t *attr = get_ia32_attr_const(node);
616 return attr->data.use_frame;
620 * Sets node to commutative.
622 void set_ia32_commutative(ir_node *node) {
623 ia32_attr_t *attr = get_ia32_attr(node);
624 attr->data.is_commutative = 1;
628 * Sets node to non-commutative.
630 void clear_ia32_commutative(ir_node *node) {
631 ia32_attr_t *attr = get_ia32_attr(node);
632 attr->data.is_commutative = 0;
636 * Checks if node is commutative.
638 int is_ia32_commutative(const ir_node *node) {
639 const ia32_attr_t *attr = get_ia32_attr_const(node);
640 return attr->data.is_commutative;
643 void set_ia32_need_stackent(ir_node *node) {
644 ia32_attr_t *attr = get_ia32_attr(node);
645 attr->data.need_stackent = 1;
648 void clear_ia32_need_stackent(ir_node *node) {
649 ia32_attr_t *attr = get_ia32_attr(node);
650 attr->data.need_stackent = 0;
653 int is_ia32_need_stackent(const ir_node *node) {
654 const ia32_attr_t *attr = get_ia32_attr_const(node);
655 return attr->data.need_stackent;
658 void set_ia32_is_reload(ir_node *node) {
659 ia32_attr_t *attr = get_ia32_attr(node);
660 attr->data.is_reload = 1;
663 int is_ia32_is_reload(const ir_node *node) {
664 const ia32_attr_t *attr = get_ia32_attr_const(node);
665 return attr->data.is_reload;
668 void set_ia32_is_spill(ir_node *node) {
669 ia32_attr_t *attr = get_ia32_attr(node);
670 attr->data.is_spill = 1;
673 int is_ia32_is_spill(const ir_node *node) {
674 const ia32_attr_t *attr = get_ia32_attr_const(node);
675 return attr->data.is_spill;
678 void set_ia32_is_remat(ir_node *node) {
679 ia32_attr_t *attr = get_ia32_attr(node);
680 attr->data.is_remat = 1;
683 int is_ia32_is_remat(const ir_node *node) {
684 const ia32_attr_t *attr = get_ia32_attr_const(node);
685 return attr->data.is_remat;
689 * Gets the mode of the stored/loaded value (only set for Store/Load)
691 ir_mode *get_ia32_ls_mode(const ir_node *node) {
692 const ia32_attr_t *attr = get_ia32_attr_const(node);
693 return attr->ls_mode;
697 * Sets the mode of the stored/loaded value (only set for Store/Load)
699 void set_ia32_ls_mode(ir_node *node, ir_mode *mode) {
700 ia32_attr_t *attr = get_ia32_attr(node);
701 attr->ls_mode = mode;
705 * Gets the frame entity assigned to this node.
707 ir_entity *get_ia32_frame_ent(const ir_node *node) {
708 const ia32_attr_t *attr = get_ia32_attr_const(node);
709 return attr->frame_ent;
713 * Sets the frame entity for this node.
715 void set_ia32_frame_ent(ir_node *node, ir_entity *ent) {
716 ia32_attr_t *attr = get_ia32_attr(node);
717 attr->frame_ent = ent;
719 set_ia32_use_frame(node);
721 clear_ia32_use_frame(node);
726 * Gets the instruction latency.
728 unsigned get_ia32_latency(const ir_node *node) {
729 const ir_op *op = get_irn_op(node);
730 const ia32_op_attr_t *op_attr = (ia32_op_attr_t*) get_op_attr(op);
731 return op_attr->latency;
735 * Returns the argument register requirements of an ia32 node.
737 const arch_register_req_t **get_ia32_in_req_all(const ir_node *node) {
738 const ia32_attr_t *attr = get_ia32_attr_const(node);
743 * Sets the argument register requirements of an ia32 node.
745 void set_ia32_in_req_all(ir_node *node, const arch_register_req_t **reqs) {
746 ia32_attr_t *attr = get_ia32_attr(node);
751 * Returns the result register requirements of an ia32 node.
753 const arch_register_req_t **get_ia32_out_req_all(const ir_node *node) {
754 const ia32_attr_t *attr = get_ia32_attr_const(node);
755 return attr->out_req;
759 * Sets the result register requirements of an ia32 node.
761 void set_ia32_out_req_all(ir_node *node, const arch_register_req_t **reqs) {
762 ia32_attr_t *attr = get_ia32_attr(node);
763 attr->out_req = reqs;
767 * Returns the argument register requirement at position pos of an ia32 node.
769 const arch_register_req_t *get_ia32_in_req(const ir_node *node, int pos) {
770 const ia32_attr_t *attr = get_ia32_attr_const(node);
771 if(attr->in_req == NULL)
772 return arch_no_register_req;
774 return attr->in_req[pos];
778 * Returns the result register requirement at position pos of an ia32 node.
780 const arch_register_req_t *get_ia32_out_req(const ir_node *node, int pos) {
781 const ia32_attr_t *attr = get_ia32_attr_const(node);
782 if(attr->out_req == NULL)
783 return arch_no_register_req;
785 return attr->out_req[pos];
789 * Sets the OUT register requirements at position pos.
791 void set_ia32_req_out(ir_node *node, const arch_register_req_t *req, int pos) {
792 ia32_attr_t *attr = get_ia32_attr(node);
793 attr->out_req[pos] = req;
797 * Sets the IN register requirements at position pos.
799 void set_ia32_req_in(ir_node *node, const arch_register_req_t *req, int pos) {
800 ia32_attr_t *attr = get_ia32_attr(node);
801 attr->in_req[pos] = req;
805 * Returns the condition code of a node.
807 long get_ia32_condcode(const ir_node *node)
809 const ia32_condcode_attr_t *attr = get_ia32_condcode_attr_const(node);
810 return attr->pn_code;
814 * Sets the condition code of a node
816 void set_ia32_condcode(ir_node *node, long code)
818 ia32_condcode_attr_t *attr = get_ia32_condcode_attr(node);
819 attr->pn_code = code;
823 * Returns the condition code of a node.
825 unsigned get_ia32_copyb_size(const ir_node *node)
827 const ia32_copyb_attr_t *attr = get_ia32_copyb_attr_const(node);
832 * Get the list of available execution units.
834 const be_execution_unit_t ***get_ia32_exec_units(const ir_node *node) {
835 const ia32_attr_t *attr = get_ia32_attr_const(node);
836 return attr->exec_units;
840 * Get the exception label attribute.
842 unsigned get_ia32_exc_label(const ir_node *node) {
843 const ia32_attr_t *attr = get_ia32_attr_const(node);
844 return attr->data.has_except_label;
848 * Set the exception label attribute.
850 void set_ia32_exc_label(ir_node *node, unsigned flag) {
851 ia32_attr_t *attr = get_ia32_attr(node);
852 attr->data.has_except_label = flag;
856 * Return the exception label id.
858 ir_label_t get_ia32_exc_label_id(const ir_node *node) {
859 const ia32_attr_t *attr = get_ia32_attr_const(node);
861 assert(attr->data.has_except_label);
862 return attr->exc_label;
866 * Assign the exception label id.
868 void set_ia32_exc_label_id(ir_node *node, ir_label_t id) {
869 ia32_attr_t *attr = get_ia32_attr(node);
871 assert(attr->data.has_except_label);
872 attr->exc_label = id;
878 * Returns the name of the original ir node.
880 const char *get_ia32_orig_node(const ir_node *node)
882 const ia32_attr_t *attr = get_ia32_attr_const(node);
883 return attr->orig_node;
886 static const char *ia32_get_old_node_name(const ir_node *irn)
888 struct obstack *obst = env_cg->isa->name_obst;
890 lc_eoprintf(firm_get_arg_env(), obst, "%+F", irn);
891 obstack_1grow(obst, 0);
892 return obstack_finish(obst);
896 * Sets the name of the original ir node.
898 void set_ia32_orig_node(ir_node *node, const ir_node *old)
900 const char *name = ia32_get_old_node_name(old);
901 ia32_attr_t *attr = get_ia32_attr(node);
902 attr->orig_node = name;
907 /******************************************************************************************************
909 * (_) | | | | | | / _| | | (_)
910 * ___ _ __ ___ ___ _ __ _| | __ _| |_| |_ _ __ | |_ _ _ _ __ ___| |_ _ ___ _ __ ___
911 * / __| '_ \ / _ \/ __| |/ _` | | / _` | __| __| '__| | _| | | | '_ \ / __| __| |/ _ \| '_ \ / __|
912 * \__ \ |_) | __/ (__| | (_| | | | (_| | |_| |_| | | | | |_| | | | | (__| |_| | (_) | | | | \__ \
913 * |___/ .__/ \___|\___|_|\__,_|_| \__,_|\__|\__|_| |_| \__,_|_| |_|\___|\__|_|\___/|_| |_| |___/
916 ******************************************************************************************************/
919 * Returns whether or not the node is an AddrModeS node.
921 int is_ia32_AddrModeS(const ir_node *node) {
922 const ia32_attr_t *attr = get_ia32_attr_const(node);
923 return (attr->data.tp == ia32_AddrModeS);
927 * Returns whether or not the node is an AddrModeD node.
929 int is_ia32_AddrModeD(const ir_node *node) {
930 const ia32_attr_t *attr = get_ia32_attr_const(node);
931 return (attr->data.tp == ia32_AddrModeD);
934 void ia32_swap_left_right(ir_node *node)
936 ia32_attr_t *attr = get_ia32_attr(node);
937 ir_node *left = get_irn_n(node, n_ia32_binary_left);
938 ir_node *right = get_irn_n(node, n_ia32_binary_right);
940 assert(is_ia32_commutative(node));
941 attr->data.ins_permuted = !attr->data.ins_permuted;
942 set_irn_n(node, n_ia32_binary_left, right);
943 set_irn_n(node, n_ia32_binary_right, left);
947 * Initializes the nodes attributes.
949 void init_ia32_attributes(ir_node *node, arch_irn_flags_t flags,
950 const arch_register_req_t **in_reqs,
951 const arch_register_req_t **out_reqs,
952 const be_execution_unit_t ***execution_units,
955 ir_graph *irg = get_irn_irg(node);
956 struct obstack *obst = get_irg_obstack(irg);
957 ia32_attr_t *attr = get_ia32_attr(node);
958 backend_info_t *info;
960 arch_irn_set_flags(node, flags);
961 set_ia32_in_req_all(node, in_reqs);
962 set_ia32_out_req_all(node, out_reqs);
964 attr->exec_units = execution_units;
966 attr->attr_type |= IA32_ATTR_ia32_attr_t;
969 info = be_get_info(node);
970 info->out_infos = NEW_ARR_D(reg_out_info_t, obst, n_res);
971 memset(info->out_infos, 0, n_res * sizeof(info->out_infos[0]));
975 init_ia32_x87_attributes(ir_node *res)
978 ia32_attr_t *attr = get_ia32_attr(res);
979 attr->attr_type |= IA32_ATTR_ia32_x87_attr_t;
983 ia32_current_cg->do_x87_sim = 1;
987 init_ia32_asm_attributes(ir_node *res)
990 ia32_attr_t *attr = get_ia32_attr(res);
991 attr->attr_type |= IA32_ATTR_ia32_asm_attr_t;
998 init_ia32_immediate_attributes(ir_node *res, ir_entity *symconst,
999 int symconst_sign, long offset)
1001 ia32_immediate_attr_t *attr = get_irn_generic_attr(res);
1004 attr->attr.attr_type |= IA32_ATTR_ia32_immediate_attr_t;
1006 attr->symconst = symconst;
1007 attr->sc_sign = symconst_sign;
1008 attr->offset = offset;
1011 void init_ia32_call_attributes(ir_node* res, unsigned pop, ir_type* call_tp)
1013 ia32_call_attr_t *attr = get_irn_generic_attr(res);
1016 attr->attr.attr_type |= IA32_ATTR_ia32_call_attr_t;
1019 attr->call_tp = call_tp;
1023 init_ia32_copyb_attributes(ir_node *res, unsigned size) {
1024 ia32_copyb_attr_t *attr = get_irn_generic_attr(res);
1027 attr->attr.attr_type |= IA32_ATTR_ia32_copyb_attr_t;
1033 init_ia32_condcode_attributes(ir_node *res, long pnc) {
1034 ia32_condcode_attr_t *attr = get_irn_generic_attr(res);
1037 attr->attr.attr_type |= IA32_ATTR_ia32_condcode_attr_t;
1039 attr->pn_code = pnc;
1043 init_ia32_climbframe_attributes(ir_node *res, unsigned count) {
1044 ia32_climbframe_attr_t *attr = get_irn_generic_attr(res);
1047 attr->attr.attr_type |= IA32_ATTR_ia32_climbframe_attr_t;
1049 attr->count = count;
1052 /***************************************************************************************
1055 * _ __ ___ __| | ___ ___ ___ _ __ ___| |_ _ __ _ _ ___| |_ ___ _ __ ___
1056 * | '_ \ / _ \ / _` |/ _ \ / __/ _ \| '_ \/ __| __| '__| | | |/ __| __/ _ \| '__/ __|
1057 * | | | | (_) | (_| | __/ | (_| (_) | | | \__ \ |_| | | |_| | (__| || (_) | | \__ \
1058 * |_| |_|\___/ \__,_|\___| \___\___/|_| |_|___/\__|_| \__,_|\___|\__\___/|_| |___/
1060 ***************************************************************************************/
1062 /* default compare operation to compare attributes */
1063 int ia32_compare_attr(const ia32_attr_t *a, const ia32_attr_t *b)
1065 if (a->data.tp != b->data.tp)
1068 if (a->data.am_scale != b->data.am_scale
1069 || a->data.am_sc_sign != b->data.am_sc_sign
1070 || a->am_offs != b->am_offs
1071 || a->am_sc != b->am_sc
1072 || a->ls_mode != b->ls_mode)
1075 /* nodes with not yet assigned entities shouldn't be CSEd (important for
1076 * unsigned int -> double conversions */
1077 if(a->data.use_frame && a->frame_ent == NULL)
1079 if(b->data.use_frame && b->frame_ent == NULL)
1082 if (a->data.use_frame != b->data.use_frame
1083 || a->frame_ent != b->frame_ent)
1086 if (a->data.has_except_label != b->data.has_except_label)
1089 if (a->data.ins_permuted != b->data.ins_permuted
1090 || a->data.cmp_unsigned != b->data.cmp_unsigned)
1096 /** Compare nodes attributes for all "normal" nodes. */
1098 int ia32_compare_nodes_attr(ir_node *a, ir_node *b)
1100 const ia32_attr_t* attr_a = get_ia32_attr_const(a);
1101 const ia32_attr_t* attr_b = get_ia32_attr_const(b);
1103 return ia32_compare_attr(attr_a, attr_b);
1106 /** Compare node attributes for nodes with condition code. */
1108 int ia32_compare_condcode_attr(ir_node *a, ir_node *b)
1110 const ia32_condcode_attr_t *attr_a;
1111 const ia32_condcode_attr_t *attr_b;
1113 if (ia32_compare_nodes_attr(a, b))
1116 attr_a = get_ia32_condcode_attr_const(a);
1117 attr_b = get_ia32_condcode_attr_const(b);
1119 if (attr_a->pn_code != attr_b->pn_code)
1125 /** Compare node attributes for call nodes. */
1126 static int ia32_compare_call_attr(ir_node *a, ir_node *b)
1128 const ia32_call_attr_t *attr_a;
1129 const ia32_call_attr_t *attr_b;
1131 if (ia32_compare_nodes_attr(a, b))
1134 attr_a = get_ia32_call_attr_const(a);
1135 attr_b = get_ia32_call_attr_const(b);
1137 if (attr_a->pop != attr_b->pop)
1140 if (attr_a->call_tp != attr_b->call_tp)
1146 /** Compare node attributes for CopyB nodes. */
1148 int ia32_compare_copyb_attr(ir_node *a, ir_node *b)
1150 const ia32_copyb_attr_t *attr_a;
1151 const ia32_copyb_attr_t *attr_b;
1153 if (ia32_compare_nodes_attr(a, b))
1156 attr_a = get_ia32_copyb_attr_const(a);
1157 attr_b = get_ia32_copyb_attr_const(b);
1159 if (attr_a->size != attr_b->size)
1166 /** Compare ASM node attributes. */
1168 int ia32_compare_asm_attr(ir_node *a, ir_node *b)
1170 const ia32_asm_attr_t *attr_a;
1171 const ia32_asm_attr_t *attr_b;
1173 if (ia32_compare_nodes_attr(a, b))
1176 attr_a = get_ia32_asm_attr_const(a);
1177 attr_b = get_ia32_asm_attr_const(b);
1179 if(attr_a->asm_text != attr_b->asm_text)
1186 * Hash function for Immediates
1188 static unsigned ia32_hash_Immediate(const ir_node *irn) {
1189 const ia32_immediate_attr_t *a = get_ia32_immediate_attr_const(irn);
1191 return HASH_PTR(a->symconst) + (a->sc_sign << 16) + a->offset;
1194 /** Compare node attributes for Immediates. */
1196 int ia32_compare_immediate_attr(ir_node *a, ir_node *b)
1198 const ia32_immediate_attr_t *attr_a = get_ia32_immediate_attr_const(a);
1199 const ia32_immediate_attr_t *attr_b = get_ia32_immediate_attr_const(b);
1201 if (attr_a->symconst != attr_b->symconst ||
1202 attr_a->sc_sign != attr_b->sc_sign ||
1203 attr_a->offset != attr_b->offset)
1209 /** Compare node attributes for x87 nodes. */
1211 int ia32_compare_x87_attr(ir_node *a, ir_node *b)
1213 return ia32_compare_nodes_attr(a, b);
1216 /** Compare node attributes for ClimbFrame nodes. */
1218 int ia32_compare_climbframe_attr(ir_node *a, ir_node *b)
1220 const ia32_climbframe_attr_t *attr_a;
1221 const ia32_climbframe_attr_t *attr_b;
1223 if (ia32_compare_nodes_attr(a, b))
1226 attr_a = get_ia32_climbframe_attr_const(a);
1227 attr_b = get_ia32_climbframe_attr_const(b);
1229 if (attr_a->count != attr_b->count)
1235 /* copies the ia32 attributes */
1236 static void ia32_copy_attr(const ir_node *old_node, ir_node *new_node)
1238 ir_graph *irg = get_irn_irg(new_node);
1239 struct obstack *obst = get_irg_obstack(irg);
1240 const ia32_attr_t *attr_old = get_ia32_attr_const(old_node);
1241 ia32_attr_t *attr_new = get_ia32_attr(new_node);
1242 backend_info_t *old_info = be_get_info(old_node);
1243 backend_info_t *new_info = be_get_info(new_node);
1245 /* copy the attributes */
1246 memcpy(attr_new, attr_old, get_op_attr_size(get_irn_op(old_node)));
1248 /* copy out flags */
1249 new_info->out_infos =
1250 DUP_ARR_D(reg_out_info_t, obst, old_info->out_infos);
1253 /* Include the generated constructor functions */
1254 #include "gen_ia32_new_nodes.c.inl"