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 Backend node support for generic backend nodes.
23 * @author Sebastian Hack
27 * Backend node support for generic backend nodes.
28 * This file provides Perm, Copy, Spill and Reload nodes.
43 #include "bitfiddle.h"
44 #include "raw_bitset.h"
56 #include "besched_t.h"
62 #define OUT_POS(x) (-((x) + 1))
64 #define get_irn_attr(irn) get_irn_generic_attr(irn)
65 #define get_irn_attr_const(irn) get_irn_generic_attr_const(irn)
68 arch_register_req_t req;
69 arch_irn_flags_t flags;
73 const arch_register_t *reg;
78 /** The generic be nodes attribute type. */
80 be_reg_data_t *reg_data;
83 /** The be_Return nodes attribute type. */
85 be_node_attr_t node_attr; /**< base attributes of every be node. */
86 int num_ret_vals; /**< number of return values */
87 unsigned pop; /**< number of bytes that should be popped */
88 int emit_pop; /**< if set, emit pop bytes, even if pop = 0 */
91 /** The be_IncSP attribute type. */
93 be_node_attr_t node_attr; /**< base attributes of every be node. */
94 int offset; /**< The offset by which the stack shall be expanded/shrinked. */
95 int align; /**< whether stack should be aligned after the
99 /** The be_Frame attribute type. */
101 be_node_attr_t node_attr; /**< base attributes of every be node. */
106 /** The be_Call attribute type. */
108 be_node_attr_t node_attr; /**< base attributes of every be node. */
109 ir_entity *ent; /**< The called entity if this is a static call. */
111 ir_type *call_tp; /**< The call type, copied from the original Call node. */
115 be_node_attr_t node_attr; /**< base attributes of every be node. */
116 ir_entity **in_entities;
117 ir_entity **out_entities;
123 ir_op *op_be_MemPerm;
126 ir_op *op_be_CopyKeep;
132 ir_op *op_be_RegParams;
133 ir_op *op_be_FrameAddr;
134 ir_op *op_be_Barrier;
137 static const ir_op_ops be_node_op_ops;
139 #define N irop_flag_none
140 #define L irop_flag_labeled
141 #define C irop_flag_commutative
142 #define X irop_flag_cfopcode
143 #define I irop_flag_ip_cfopcode
144 #define F irop_flag_fragile
145 #define Y irop_flag_forking
146 #define H irop_flag_highlevel
147 #define c irop_flag_constlike
148 #define K irop_flag_keep
149 #define M irop_flag_uses_memory
151 static int be_reqs_equal(const be_req_t *req1, const be_req_t *req2)
153 if(!reg_reqs_equal(&req1->req, &req2->req))
155 if(req1->flags != req2->flags)
162 * Compare two be node attributes.
164 * @return zero if both attributes are identically
166 static int _node_cmp_attr(const be_node_attr_t *a, const be_node_attr_t *b) {
169 if (ARR_LEN(a->reg_data) != ARR_LEN(b->reg_data))
172 len = ARR_LEN(a->reg_data);
173 for (i = 0; i < len; ++i) {
174 if (a->reg_data[i].reg != b->reg_data[i].reg ||
175 !be_reqs_equal(&a->reg_data[i].in_req, &b->reg_data[i].in_req) ||
176 !be_reqs_equal(&a->reg_data[i].req, &b->reg_data[i].req))
184 * Compare the node attributes of two be_node's.
186 * @return zero if both nodes have identically attributes
188 static int node_cmp_attr(ir_node *a, ir_node *b) {
189 const be_node_attr_t *a_attr = get_irn_attr_const(a);
190 const be_node_attr_t *b_attr = get_irn_attr_const(b);
192 return _node_cmp_attr(a_attr, b_attr);
196 * Compare the attributes of two be_FrameAddr nodes.
198 * @return zero if both nodes have identically attributes
200 static int FrameAddr_cmp_attr(ir_node *a, ir_node *b) {
201 const be_frame_attr_t *a_attr = get_irn_attr_const(a);
202 const be_frame_attr_t *b_attr = get_irn_attr_const(b);
204 if (a_attr->ent != b_attr->ent || a_attr->offset != b_attr->offset)
207 return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr);
211 * Compare the attributes of two be_Return nodes.
213 * @return zero if both nodes have identically attributes
215 static int Return_cmp_attr(ir_node *a, ir_node *b) {
216 const be_return_attr_t *a_attr = get_irn_attr_const(a);
217 const be_return_attr_t *b_attr = get_irn_attr_const(b);
219 if (a_attr->num_ret_vals != b_attr->num_ret_vals)
221 if (a_attr->pop != b_attr->pop)
223 if (a_attr->emit_pop != b_attr->emit_pop)
226 return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr);
230 * Compare the attributes of two be_IncSP nodes.
232 * @return zero if both nodes have identically attributes
234 static int IncSP_cmp_attr(ir_node *a, ir_node *b) {
235 const be_incsp_attr_t *a_attr = get_irn_attr_const(a);
236 const be_incsp_attr_t *b_attr = get_irn_attr_const(b);
238 if (a_attr->offset != b_attr->offset)
241 return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr);
245 * Compare the attributes of two be_Call nodes.
247 * @return zero if both nodes have identically attributes
249 static int Call_cmp_attr(ir_node *a, ir_node *b) {
250 const be_call_attr_t *a_attr = get_irn_attr_const(a);
251 const be_call_attr_t *b_attr = get_irn_attr_const(b);
253 if (a_attr->ent != b_attr->ent ||
254 a_attr->call_tp != b_attr->call_tp)
257 return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr);
260 static INLINE be_req_t *get_be_req(const ir_node *node, int pos)
263 const be_node_attr_t *attr;
266 assert(is_be_node(node));
267 attr = get_irn_attr_const(node);
273 assert(idx < get_irn_arity(node));
275 assert(idx < ARR_LEN(attr->reg_data));
276 rd = &attr->reg_data[idx];
278 return pos < 0 ? &rd->req : &rd->in_req;
281 static INLINE arch_register_req_t *get_req(const ir_node *node, int pos)
283 be_req_t *bereq = get_be_req(node, pos);
288 * Initializes the generic attribute of all be nodes and return ir.
290 static void *init_node_attr(ir_node *node, int max_reg_data)
292 ir_graph *irg = get_irn_irg(node);
293 struct obstack *obst = get_irg_obstack(irg);
294 be_node_attr_t *a = get_irn_attr(node);
296 memset(a, 0, sizeof(get_op_attr_size(get_irn_op(node))));
298 if(max_reg_data >= 0) {
299 a->reg_data = NEW_ARR_D(be_reg_data_t, obst, max_reg_data);
300 memset(a->reg_data, 0, max_reg_data * sizeof(a->reg_data[0]));
302 a->reg_data = NEW_ARR_F(be_reg_data_t, 0);
308 static void add_register_req(ir_node *node)
310 be_node_attr_t *a = get_irn_attr(node);
311 be_reg_data_t regreq;
312 memset(®req, 0, sizeof(regreq));
313 ARR_APP1(be_reg_data_t, a->reg_data, regreq);
317 * Skip Proj nodes and return their Proj numbers.
319 * If *node is a Proj or Proj(Proj) node, skip it.
321 * @param node points to the node to be skipped
323 * @return 0 if *node was no Proj node, its Proj number else.
325 static int redir_proj(const ir_node **node)
327 const ir_node *n = *node;
332 *node = irn = get_Proj_pred(n);
334 assert(get_irn_mode(irn) == mode_T);
335 *node = get_Proj_pred(irn);
337 return get_Proj_proj(n);
343 static be_reg_data_t *retrieve_reg_data(const ir_node *node)
345 const be_node_attr_t *attr;
349 pos = get_Proj_proj(node);
350 node = get_Proj_pred(node);
353 assert(is_be_node(node));
354 attr = get_irn_attr_const(node);
355 assert(pos >= 0 && pos < ARR_LEN(attr->reg_data) && "illegal proj number");
357 return &attr->reg_data[pos];
361 be_node_set_irn_reg(ir_node *irn, const arch_register_t *reg)
363 be_reg_data_t *r = retrieve_reg_data(irn);
367 ir_node *be_new_Spill(const arch_register_class_t *cls, const arch_register_class_t *cls_frame,
368 ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *to_spill)
376 res = new_ir_node(NULL, irg, bl, op_be_Spill, mode_M, 2, in);
377 a = init_node_attr(res, 2);
381 be_node_set_reg_class(res, be_pos_Spill_frame, cls_frame);
382 be_node_set_reg_class(res, be_pos_Spill_val, cls);
386 ir_node *be_new_Reload(const arch_register_class_t *cls, const arch_register_class_t *cls_frame,
387 ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *mem, ir_mode *mode)
394 res = new_ir_node(NULL, irg, bl, op_be_Reload, mode, 2, in);
396 init_node_attr(res, 2);
397 be_node_set_reg_class(res, -1, cls);
398 be_node_set_reg_class(res, be_pos_Reload_frame, cls_frame);
399 be_node_set_flags(res, -1, arch_irn_flags_rematerializable);
403 ir_node *be_get_Reload_mem(const ir_node *irn)
405 assert(be_is_Reload(irn));
406 return get_irn_n(irn, be_pos_Reload_mem);
409 ir_node *be_get_Reload_frame(const ir_node *irn)
411 assert(be_is_Reload(irn));
412 return get_irn_n(irn, be_pos_Reload_frame);
415 ir_node *be_get_Spill_val(const ir_node *irn)
417 assert(be_is_Spill(irn));
418 return get_irn_n(irn, be_pos_Spill_val);
421 ir_node *be_get_Spill_frame(const ir_node *irn)
423 assert(be_is_Spill(irn));
424 return get_irn_n(irn, be_pos_Spill_frame);
427 ir_node *be_new_Perm(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int n, ir_node *in[])
430 ir_node *irn = new_ir_node(NULL, irg, bl, op_be_Perm, mode_T, n, in);
431 init_node_attr(irn, n);
432 for(i = 0; i < n; ++i) {
433 be_node_set_reg_class(irn, i, cls);
434 be_node_set_reg_class(irn, OUT_POS(i), cls);
440 void be_Perm_reduce(ir_node *perm, int new_size, int *map)
442 ir_graph *irg = get_irn_irg(perm);
443 int arity = get_irn_arity(perm);
444 be_reg_data_t *old_data = alloca(arity * sizeof(old_data[0]));
445 be_node_attr_t *attr = get_irn_attr(perm);
446 ir_node **new_in = NEW_ARR_D(ir_node *, irg->obst, new_size);
450 assert(be_is_Perm(perm));
451 assert(new_size <= arity);
453 /* save the old register data */
454 memcpy(old_data, attr->reg_data, arity * sizeof(old_data[0]));
456 /* compose the new in array and set the new register data directly in place */
457 for (i = 0; i < new_size; ++i) {
459 new_in[i] = get_irn_n(perm, idx);
460 attr->reg_data[i] = old_data[idx];
463 set_irn_in(perm, new_size, new_in);
466 ir_node *be_new_MemPerm(const arch_env_t *arch_env, ir_graph *irg, ir_node *bl, int n, ir_node *in[])
469 ir_node *frame = get_irg_frame(irg);
470 const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
472 const arch_register_t *sp = arch_env->sp;
473 be_memperm_attr_t *attr;
476 real_in = alloca((n+1) * sizeof(real_in[0]));
478 memcpy(&real_in[1], in, n * sizeof(real_in[0]));
480 irn = new_ir_node(NULL, irg, bl, op_be_MemPerm, mode_T, n+1, real_in);
482 init_node_attr(irn, n + 1);
483 be_node_set_reg_class(irn, 0, sp->reg_class);
484 for (i = 0; i < n; ++i) {
485 be_node_set_reg_class(irn, i + 1, cls_frame);
486 be_node_set_reg_class(irn, OUT_POS(i), cls_frame);
489 attr = get_irn_attr(irn);
491 attr->in_entities = obstack_alloc(irg->obst, n * sizeof(attr->in_entities[0]));
492 memset(attr->in_entities, 0, n * sizeof(attr->in_entities[0]));
493 attr->out_entities = obstack_alloc(irg->obst, n*sizeof(attr->out_entities[0]));
494 memset(attr->out_entities, 0, n*sizeof(attr->out_entities[0]));
500 ir_node *be_new_Copy(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *op)
504 arch_register_req_t *req;
507 res = new_ir_node(NULL, irg, bl, op_be_Copy, get_irn_mode(op), 1, in);
508 init_node_attr(res, 1);
509 be_node_set_reg_class(res, 0, cls);
510 be_node_set_reg_class(res, OUT_POS(0), cls);
512 req = get_req(res, OUT_POS(0));
514 req->type = arch_register_req_type_should_be_same;
515 req->other_same = 1U << 0;
520 ir_node *be_get_Copy_op(const ir_node *cpy) {
521 return get_irn_n(cpy, be_pos_Copy_op);
524 void be_set_Copy_op(ir_node *cpy, ir_node *op) {
525 set_irn_n(cpy, be_pos_Copy_op, op);
528 ir_node *be_new_Keep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int n, ir_node *in[])
533 res = new_ir_node(NULL, irg, bl, op_be_Keep, mode_ANY, -1, NULL);
534 init_node_attr(res, -1);
536 for(i = 0; i < n; ++i) {
537 add_irn_n(res, in[i]);
538 add_register_req(res);
539 be_node_set_reg_class(res, i, cls);
546 void be_Keep_add_node(ir_node *keep, const arch_register_class_t *cls, ir_node *node)
550 assert(be_is_Keep(keep));
551 n = add_irn_n(keep, node);
552 add_register_req(keep);
553 be_node_set_reg_class(keep, n, cls);
556 /* creates a be_Call */
557 ir_node *be_new_Call(dbg_info *dbg, ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp, ir_node *ptr,
558 int n_outs, int n, ir_node *in[], ir_type *call_tp)
561 int real_n = be_pos_Call_first_arg + n;
565 NEW_ARR_A(ir_node *, real_in, real_n);
566 real_in[be_pos_Call_mem] = mem;
567 real_in[be_pos_Call_sp] = sp;
568 real_in[be_pos_Call_ptr] = ptr;
569 memcpy(&real_in[be_pos_Call_first_arg], in, n * sizeof(in[0]));
571 irn = new_ir_node(dbg, irg, bl, op_be_Call, mode_T, real_n, real_in);
572 a = init_node_attr(irn, (n_outs > real_n ? n_outs : real_n));
574 a->call_tp = call_tp;
579 /* Gets the call entity or NULL if this is no static call. */
580 ir_entity *be_Call_get_entity(const ir_node *call) {
581 const be_call_attr_t *a = get_irn_attr_const(call);
582 assert(be_is_Call(call));
586 /* Sets the call entity. */
587 void be_Call_set_entity(ir_node *call, ir_entity *ent) {
588 be_call_attr_t *a = get_irn_attr(call);
589 assert(be_is_Call(call));
593 /* Gets the call type. */
594 ir_type *be_Call_get_type(ir_node *call) {
595 const be_call_attr_t *a = get_irn_attr_const(call);
596 assert(be_is_Call(call));
600 /* Sets the call type. */
601 void be_Call_set_type(ir_node *call, ir_type *call_tp) {
602 be_call_attr_t *a = get_irn_attr(call);
603 assert(be_is_Call(call));
604 a->call_tp = call_tp;
607 void be_Call_set_pop(ir_node *call, unsigned pop) {
608 be_call_attr_t *a = get_irn_attr(call);
612 unsigned be_Call_get_pop(const ir_node *call) {
613 const be_call_attr_t *a = get_irn_attr_const(call);
617 /* Construct a new be_Return. */
618 ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *block, int n_res,
619 unsigned pop, int n, ir_node *in[])
625 res = new_ir_node(dbg, irg, block, op_be_Return, mode_X, -1, NULL);
626 init_node_attr(res, -1);
627 for(i = 0; i < n; ++i) {
628 add_irn_n(res, in[i]);
629 add_register_req(res);
632 a = get_irn_attr(res);
633 a->num_ret_vals = n_res;
640 /* Returns the number of real returns values */
641 int be_Return_get_n_rets(const ir_node *ret) {
642 const be_return_attr_t *a = get_irn_generic_attr_const(ret);
643 return a->num_ret_vals;
646 /* return the number of bytes that should be popped from stack when executing the Return. */
647 unsigned be_Return_get_pop(const ir_node *ret) {
648 const be_return_attr_t *a = get_irn_generic_attr_const(ret);
652 /* return non-zero, if number of popped bytes must be always emitted */
653 int be_Return_get_emit_pop(const ir_node *ret) {
654 const be_return_attr_t *a = get_irn_generic_attr_const(ret);
658 /* return non-zero, if number of popped bytes must be always emitted */
659 void be_Return_set_emit_pop(ir_node *ret, int emit_pop) {
660 be_return_attr_t *a = get_irn_generic_attr(ret);
661 a->emit_pop = emit_pop;
664 int be_Return_append_node(ir_node *ret, ir_node *node) {
667 pos = add_irn_n(ret, node);
668 add_register_req(ret);
673 ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl,
674 ir_node *old_sp, int offset, int align)
681 irn = new_ir_node(NULL, irg, bl, op_be_IncSP, sp->reg_class->mode,
682 sizeof(in) / sizeof(in[0]), in);
683 a = init_node_attr(irn, 1);
687 be_node_set_flags(irn, -1, arch_irn_flags_ignore | arch_irn_flags_modify_sp);
689 /* Set output constraint to stack register. */
690 be_node_set_reg_class(irn, 0, sp->reg_class);
691 be_set_constr_single_reg(irn, BE_OUT_POS(0), sp);
692 be_node_set_irn_reg(irn, sp);
697 ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *sz)
701 ir_node *in[be_pos_AddSP_last];
702 const arch_register_class_t *cls;
704 in[be_pos_AddSP_old_sp] = old_sp;
705 in[be_pos_AddSP_size] = sz;
707 irn = new_ir_node(NULL, irg, bl, op_be_AddSP, mode_T, be_pos_AddSP_last, in);
708 a = init_node_attr(irn, be_pos_AddSP_last);
710 be_node_set_flags(irn, OUT_POS(pn_be_AddSP_sp),
711 arch_irn_flags_ignore | arch_irn_flags_modify_sp);
713 /* Set output constraint to stack register. */
714 be_set_constr_single_reg(irn, be_pos_AddSP_old_sp, sp);
715 be_node_set_reg_class(irn, be_pos_AddSP_size, arch_register_get_class(sp));
716 be_set_constr_single_reg(irn, OUT_POS(pn_be_AddSP_sp), sp);
717 a->reg_data[pn_be_AddSP_sp].reg = sp;
719 cls = arch_register_get_class(sp);
720 be_node_set_reg_class(irn, OUT_POS(pn_be_AddSP_res), cls);
725 ir_node *be_new_SubSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *sz)
729 ir_node *in[be_pos_SubSP_last];
731 in[be_pos_SubSP_old_sp] = old_sp;
732 in[be_pos_SubSP_size] = sz;
734 irn = new_ir_node(NULL, irg, bl, op_be_SubSP, mode_T, be_pos_SubSP_last, in);
735 a = init_node_attr(irn, be_pos_SubSP_last);
737 be_node_set_flags(irn, OUT_POS(pn_be_SubSP_sp),
738 arch_irn_flags_ignore | arch_irn_flags_modify_sp);
740 /* Set output constraint to stack register. */
741 be_set_constr_single_reg(irn, be_pos_SubSP_old_sp, sp);
742 be_node_set_reg_class(irn, be_pos_SubSP_size, arch_register_get_class(sp));
743 be_set_constr_single_reg(irn, OUT_POS(pn_be_SubSP_sp), sp);
744 a->reg_data[pn_be_SubSP_sp].reg = sp;
749 ir_node *be_new_RegParams(ir_graph *irg, ir_node *bl, int n_outs)
754 res = new_ir_node(NULL, irg, bl, op_be_RegParams, mode_T, 0, NULL);
755 init_node_attr(res, -1);
756 for(i = 0; i < n_outs; ++i)
757 add_register_req(res);
762 ir_node *be_RegParams_append_out_reg(ir_node *regparams,
763 const arch_env_t *arch_env,
764 const arch_register_t *reg)
766 ir_graph *irg = get_irn_irg(regparams);
767 ir_node *block = get_nodes_block(regparams);
768 be_node_attr_t *attr = get_irn_attr(regparams);
769 const arch_register_class_t *cls = arch_register_get_class(reg);
770 ir_mode *mode = arch_register_class_mode(cls);
771 int n = ARR_LEN(attr->reg_data);
774 assert(be_is_RegParams(regparams));
775 proj = new_r_Proj(irg, block, regparams, mode, n);
776 add_register_req(regparams);
777 be_set_constr_single_reg(regparams, BE_OUT_POS(n), reg);
778 arch_set_irn_register(arch_env, proj, reg);
780 /* TODO decide, whether we need to set ignore/modify sp flags here? */
785 ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_entity *ent)
792 irn = new_ir_node(NULL, irg, bl, op_be_FrameAddr, get_irn_mode(frame), 1, in);
793 a = init_node_attr(irn, 1);
796 be_node_set_reg_class(irn, 0, cls_frame);
797 be_node_set_reg_class(irn, OUT_POS(0), cls_frame);
799 return optimize_node(irn);
802 ir_node *be_get_FrameAddr_frame(const ir_node *node) {
803 assert(be_is_FrameAddr(node));
804 return get_irn_n(node, be_pos_FrameAddr_ptr);
807 ir_entity *be_get_FrameAddr_entity(const ir_node *node)
809 const be_frame_attr_t *attr = get_irn_generic_attr_const(node);
813 ir_node *be_new_CopyKeep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, int n, ir_node *in_keep[], ir_mode *mode)
816 ir_node **in = (ir_node **) alloca((n + 1) * sizeof(in[0]));
819 memcpy(&in[1], in_keep, n * sizeof(in[0]));
820 irn = new_ir_node(NULL, irg, bl, op_be_CopyKeep, mode, n + 1, in);
821 init_node_attr(irn, n + 1);
822 be_node_set_reg_class(irn, OUT_POS(0), cls);
823 be_node_set_reg_class(irn, 0, cls);
828 ir_node *be_new_CopyKeep_single(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, ir_node *keep, ir_mode *mode)
830 return be_new_CopyKeep(cls, irg, bl, src, 1, &keep, mode);
833 ir_node *be_get_CopyKeep_op(const ir_node *cpy) {
834 return get_irn_n(cpy, be_pos_CopyKeep_op);
837 void be_set_CopyKeep_op(ir_node *cpy, ir_node *op) {
838 set_irn_n(cpy, be_pos_CopyKeep_op, op);
841 ir_node *be_new_Barrier(ir_graph *irg, ir_node *bl, int n, ir_node *in[])
846 res = new_ir_node(NULL, irg, bl, op_be_Barrier, mode_T, -1, NULL);
847 init_node_attr(res, -1);
848 for(i = 0; i < n; ++i) {
849 add_irn_n(res, in[i]);
850 add_register_req(res);
856 ir_node *be_Barrier_append_node(ir_node *barrier, ir_node *node)
858 ir_graph *irg = get_irn_irg(barrier);
859 ir_node *block = get_nodes_block(barrier);
860 ir_mode *mode = get_irn_mode(node);
861 int n = add_irn_n(barrier, node);
863 ir_node *proj = new_r_Proj(irg, block, barrier, mode, n);
864 add_register_req(barrier);
869 /* Construct a new be_Unwind. */
870 ir_node *be_new_Unwind(dbg_info *dbg, ir_graph *irg, ir_node *block,
871 ir_node *mem, ir_node *sp)
876 in[be_pos_Unwind_mem] = mem;
877 in[be_pos_Unwind_sp] = sp;
878 res = new_ir_node(dbg, irg, block, op_be_Unwind, mode_X, 2, in);
879 init_node_attr(res, -1);
884 int be_has_frame_entity(const ir_node *irn)
886 switch (get_irn_opcode(irn)) {
896 ir_entity *be_get_frame_entity(const ir_node *irn)
898 if (be_has_frame_entity(irn)) {
899 const be_frame_attr_t *a = get_irn_attr_const(irn);
905 int be_get_frame_offset(const ir_node *irn)
907 assert(is_be_node(irn));
908 if (be_has_frame_entity(irn)) {
909 const be_frame_attr_t *a = get_irn_attr_const(irn);
915 void be_set_MemPerm_in_entity(const ir_node *irn, int n, ir_entity *ent)
917 const be_memperm_attr_t *attr = get_irn_attr_const(irn);
919 assert(be_is_MemPerm(irn));
920 assert(n < be_get_MemPerm_entity_arity(irn));
922 attr->in_entities[n] = ent;
925 ir_entity* be_get_MemPerm_in_entity(const ir_node* irn, int n)
927 const be_memperm_attr_t *attr = get_irn_attr_const(irn);
929 assert(be_is_MemPerm(irn));
930 assert(n < be_get_MemPerm_entity_arity(irn));
932 return attr->in_entities[n];
935 void be_set_MemPerm_out_entity(const ir_node *irn, int n, ir_entity *ent)
937 const be_memperm_attr_t *attr = get_irn_attr_const(irn);
939 assert(be_is_MemPerm(irn));
940 assert(n < be_get_MemPerm_entity_arity(irn));
942 attr->out_entities[n] = ent;
945 ir_entity* be_get_MemPerm_out_entity(const ir_node* irn, int n)
947 const be_memperm_attr_t *attr = get_irn_attr_const(irn);
949 assert(be_is_MemPerm(irn));
950 assert(n < be_get_MemPerm_entity_arity(irn));
952 return attr->out_entities[n];
955 int be_get_MemPerm_entity_arity(const ir_node *irn)
957 return get_irn_arity(irn) - 1;
960 void be_set_constr_single_reg(ir_node *node, int pos, const arch_register_t *reg)
962 arch_register_req_t *req = get_req(node, pos);
963 const arch_register_class_t *cls = arch_register_get_class(reg);
964 ir_graph *irg = get_irn_irg(node);
965 struct obstack *obst = get_irg_obstack(irg);
966 unsigned *limited_bitset;
968 assert(req->cls == NULL || req->cls == cls);
969 assert(! (req->type & arch_register_req_type_limited));
970 assert(req->limited == NULL);
972 limited_bitset = rbitset_obstack_alloc(obst, arch_register_class_n_regs(cls));
973 rbitset_set(limited_bitset, arch_register_get_index(reg));
976 req->type |= arch_register_req_type_limited;
977 req->limited = limited_bitset;
980 void be_set_constr_limited(ir_node *node, int pos, const arch_register_req_t *req)
982 ir_graph *irg = get_irn_irg(node);
983 struct obstack *obst = get_irg_obstack(irg);
984 arch_register_req_t *r = get_req(node, pos);
986 assert(arch_register_req_is(req, limited));
987 assert(! (req->type & (arch_register_req_type_should_be_same | arch_register_req_type_should_be_different)));
988 memcpy(r, req, sizeof(r[0]));
989 r->limited = rbitset_duplicate_obstack_alloc(obst, req->limited, req->cls->n_regs);
992 void be_node_set_flags(ir_node *irn, int pos, arch_irn_flags_t flags)
994 be_req_t *bereq = get_be_req(irn, pos);
995 bereq->flags = flags;
998 void be_node_add_flags(ir_node *irn, int pos, arch_irn_flags_t flags)
1000 be_req_t *bereq = get_be_req(irn, pos);
1001 bereq->flags |= flags;
1004 void be_node_set_reg_class(ir_node *irn, int pos, const arch_register_class_t *cls)
1006 arch_register_req_t *req = get_req(irn, pos);
1011 req->type = arch_register_req_type_none;
1012 } else if (req->type == arch_register_req_type_none) {
1013 req->type = arch_register_req_type_normal;
1017 void be_node_set_req_type(ir_node *irn, int pos, arch_register_req_type_t type)
1019 arch_register_req_t *req = get_req(irn, pos);
1023 ir_node *be_get_IncSP_pred(ir_node *irn) {
1024 assert(be_is_IncSP(irn));
1025 return get_irn_n(irn, 0);
1028 void be_set_IncSP_pred(ir_node *incsp, ir_node *pred) {
1029 assert(be_is_IncSP(incsp));
1030 set_irn_n(incsp, 0, pred);
1033 void be_set_IncSP_offset(ir_node *irn, int offset)
1035 be_incsp_attr_t *a = get_irn_attr(irn);
1036 assert(be_is_IncSP(irn));
1040 int be_get_IncSP_offset(const ir_node *irn)
1042 const be_incsp_attr_t *a = get_irn_attr_const(irn);
1043 assert(be_is_IncSP(irn));
1047 int be_get_IncSP_align(const ir_node *irn)
1049 const be_incsp_attr_t *a = get_irn_attr_const(irn);
1050 assert(be_is_IncSP(irn));
1054 ir_node *be_spill(const arch_env_t *arch_env, ir_node *block, ir_node *irn)
1056 ir_graph *irg = get_irn_irg(block);
1057 ir_node *frame = get_irg_frame(irg);
1058 const arch_register_class_t *cls = arch_get_irn_reg_class(arch_env, irn, -1);
1059 const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
1062 spill = be_new_Spill(cls, cls_frame, irg, block, frame, irn);
1066 ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill)
1069 ir_node *bl = is_Block(insert) ? insert : get_nodes_block(insert);
1070 ir_graph *irg = get_irn_irg(bl);
1071 ir_node *frame = get_irg_frame(irg);
1072 const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
1074 assert(be_is_Spill(spill) || (is_Phi(spill) && get_irn_mode(spill) == mode_M));
1076 reload = be_new_Reload(cls, cls_frame, irg, bl, frame, spill, mode);
1078 if (is_Block(insert)) {
1079 insert = sched_skip(insert, 0, sched_skip_cf_predicator, (void *) arch_env);
1080 sched_add_after(insert, reload);
1082 sched_add_before(insert, reload);
1090 | _ \ ___ __ _ | _ \ ___ __ _ ___
1091 | |_) / _ \/ _` | | |_) / _ \/ _` / __|
1092 | _ < __/ (_| | | _ < __/ (_| \__ \
1093 |_| \_\___|\__, | |_| \_\___|\__, |___/
1100 arch_register_req_t *get_out_reg_req(const ir_node *irn, int out_pos)
1102 const be_node_attr_t *a = get_irn_attr_const(irn);
1104 if(out_pos >= ARR_LEN(a->reg_data)) {
1105 return arch_no_register_req;
1108 return &a->reg_data[out_pos].req.req;
1112 arch_register_req_t *get_in_reg_req(const ir_node *irn, int pos)
1114 const be_node_attr_t *a = get_irn_attr_const(irn);
1116 if(pos >= get_irn_arity(irn) || pos >= ARR_LEN(a->reg_data))
1117 return arch_no_register_req;
1119 return &a->reg_data[pos].in_req.req;
1122 static const arch_register_req_t *
1123 be_node_get_irn_reg_req(const ir_node *irn, int pos)
1128 if (get_irn_mode(irn) == mode_T)
1129 return arch_no_register_req;
1131 out_pos = redir_proj((const ir_node **)&irn);
1132 assert(is_be_node(irn));
1133 return get_out_reg_req(irn, out_pos);
1134 } else if (is_be_node(irn)) {
1136 * For spills and reloads, we return "none" as requirement for frame
1137 * pointer, so every input is ok. Some backends need this (e.g. STA).
1139 if ((be_is_Spill(irn) && pos == be_pos_Spill_frame) ||
1140 (be_is_Reload(irn) && pos == be_pos_Reload_frame))
1141 return arch_no_register_req;
1143 return get_in_reg_req(irn, pos);
1146 return arch_no_register_req;
1149 const arch_register_t *
1150 be_node_get_irn_reg(const ir_node *irn)
1154 if (get_irn_mode(irn) == mode_T)
1156 r = retrieve_reg_data(irn);
1160 static arch_irn_class_t be_node_classify(const ir_node *irn)
1163 switch (get_irn_opcode(irn)) {
1164 #define XXX(a,b) case a: return b
1165 XXX(beo_Spill, arch_irn_class_spill);
1166 XXX(beo_Reload, arch_irn_class_reload);
1167 XXX(beo_Perm, arch_irn_class_perm);
1168 XXX(beo_Copy, arch_irn_class_copy);
1169 XXX(beo_Return, arch_irn_class_branch);
1172 irn = get_Proj_pred(irn);
1174 assert(get_irn_mode(irn) == mode_T);
1175 irn = get_Proj_pred(irn);
1180 return arch_irn_class_normal;
1186 static arch_irn_flags_t be_node_get_flags(const ir_node *node)
1192 pos = OUT_POS(get_Proj_proj(node));
1193 node = skip_Proj_const(node);
1196 bereq = get_be_req(node, pos);
1198 return bereq->flags;
1201 static ir_entity *be_node_get_frame_entity(const ir_node *irn)
1203 return be_get_frame_entity(irn);
1206 static void be_node_set_frame_entity(ir_node *irn, ir_entity *ent)
1210 assert(be_has_frame_entity(irn));
1212 a = get_irn_attr(irn);
1216 static void be_node_set_frame_offset(ir_node *irn, int offset)
1218 if(be_has_frame_entity(irn)) {
1219 be_frame_attr_t *a = get_irn_attr(irn);
1224 static int be_node_get_sp_bias(const ir_node *irn)
1226 if(be_is_IncSP(irn))
1227 return be_get_IncSP_offset(irn);
1229 return -(int)be_Call_get_pop(irn);
1235 ___ ____ _ _ _ _ _ _
1236 |_ _| _ \| \ | | | | | | __ _ _ __ __| | | ___ _ __
1237 | || |_) | \| | | |_| |/ _` | '_ \ / _` | |/ _ \ '__|
1238 | || _ <| |\ | | _ | (_| | | | | (_| | | __/ |
1239 |___|_| \_\_| \_| |_| |_|\__,_|_| |_|\__,_|_|\___|_|
1243 static const arch_irn_ops_t be_node_irn_ops = {
1244 be_node_get_irn_reg_req,
1245 be_node_set_irn_reg,
1246 be_node_get_irn_reg,
1249 be_node_get_frame_entity,
1250 be_node_set_frame_entity,
1251 be_node_set_frame_offset,
1252 be_node_get_sp_bias,
1253 NULL, /* get_inverse */
1254 NULL, /* get_op_estimated_cost */
1255 NULL, /* possible_memory_operand */
1256 NULL, /* perform_memory_operand */
1260 ____ _ _ ___ ____ _ _ _ _ _ _
1261 | _ \| |__ (_) |_ _| _ \| \ | | | | | | __ _ _ __ __| | | ___ _ __
1262 | |_) | '_ \| | | || |_) | \| | | |_| |/ _` | '_ \ / _` | |/ _ \ '__|
1263 | __/| | | | | | || _ <| |\ | | _ | (_| | | | | (_| | | __/ |
1264 |_| |_| |_|_| |___|_| \_\_| \_| |_| |_|\__,_|_| |_|\__,_|_|\___|_|
1269 const arch_register_t *reg;
1270 arch_register_req_t req;
1271 arch_irn_flags_t flags;
1275 arch_env_t *arch_env;
1279 #define get_phi_handler_from_ops(h) container_of(h, phi_handler_t, irn_ops)
1282 phi_attr_t *get_Phi_attr(const ir_node *phi)
1284 phi_attr_t *attr = pmap_get(phi_handler.phi_attrs, (void*) phi);
1286 ir_graph *irg = get_irn_irg(phi);
1287 struct obstack *obst = get_irg_obstack(irg);
1288 attr = obstack_alloc(obst, sizeof(attr[0]));
1289 memset(attr, 0, sizeof(attr[0]));
1290 pmap_insert(phi_handler.phi_attrs, phi, attr);
1297 * Get register class of a Phi.
1300 const arch_register_req_t *get_Phi_reg_req_recursive(const ir_node *phi,
1303 int n = get_irn_arity(phi);
1307 if(*visited && pset_find_ptr(*visited, phi))
1310 for(i = 0; i < n; ++i) {
1311 op = get_irn_n(phi, i);
1312 /* Matze: don't we unnecessary constraint our phis with this?
1313 * we only need to take the regclass IMO*/
1315 return arch_get_register_req(phi_handler.arch_env, op, BE_OUT_POS(0));
1319 * The operands of that Phi were all Phis themselves.
1320 * We have to start a DFS for a non-Phi argument now.
1323 *visited = pset_new_ptr(16);
1325 pset_insert_ptr(*visited, phi);
1327 for(i = 0; i < n; ++i) {
1328 const arch_register_req_t *req;
1329 op = get_irn_n(phi, i);
1330 req = get_Phi_reg_req_recursive(op, visited);
1339 const arch_register_req_t *phi_get_irn_reg_req(const ir_node *irn, int pos)
1344 if(!mode_is_datab(get_irn_mode(irn)))
1345 return arch_no_register_req;
1347 attr = get_Phi_attr(irn);
1349 if(attr->req.type == arch_register_req_type_none) {
1350 pset *visited = NULL;
1351 const arch_register_req_t *req;
1352 req = get_Phi_reg_req_recursive(irn, &visited);
1354 memcpy(&attr->req, req, sizeof(req[0]));
1355 assert(attr->req.cls != NULL);
1356 attr->req.type = arch_register_req_type_normal;
1365 void be_set_phi_reg_req(const arch_env_t *arch_env, ir_node *node,
1366 const arch_register_req_t *req)
1371 assert(mode_is_datab(get_irn_mode(node)));
1373 attr = get_Phi_attr(node);
1374 memcpy(&attr->req, req, sizeof(req[0]));
1377 void be_set_phi_flags(const arch_env_t *arch_env, ir_node *node,
1378 arch_irn_flags_t flags)
1383 assert(mode_is_datab(get_irn_mode(node)));
1385 attr = get_Phi_attr(node);
1386 attr->flags = flags;
1389 static void phi_set_irn_reg(ir_node *irn, const arch_register_t *reg)
1391 phi_attr_t *attr = get_Phi_attr(irn);
1395 static const arch_register_t *phi_get_irn_reg(const ir_node *irn)
1397 phi_attr_t *attr = get_Phi_attr(irn);
1401 static arch_irn_class_t phi_classify(const ir_node *irn)
1404 return arch_irn_class_normal;
1407 static arch_irn_flags_t phi_get_flags(const ir_node *irn)
1409 phi_attr_t *attr = get_Phi_attr(irn);
1413 static ir_entity *phi_get_frame_entity(const ir_node *irn)
1419 static void phi_set_frame_entity(ir_node *irn, ir_entity *ent)
1426 static void phi_set_frame_offset(ir_node *irn, int bias)
1433 static int phi_get_sp_bias(const ir_node *irn)
1439 static const arch_irn_ops_t phi_irn_ops = {
1440 phi_get_irn_reg_req,
1445 phi_get_frame_entity,
1446 phi_set_frame_entity,
1447 phi_set_frame_offset,
1449 NULL, /* get_inverse */
1450 NULL, /* get_op_estimated_cost */
1451 NULL, /* possible_memory_operand */
1452 NULL, /* perform_memory_operand */
1455 void be_phi_handler_new(be_main_env_t *env)
1457 phi_handler.arch_env = env->arch_env;
1458 phi_handler.phi_attrs = pmap_create();
1459 op_Phi->ops.be_ops = &phi_irn_ops;
1462 void be_phi_handler_free(void)
1464 pmap_destroy(phi_handler.phi_attrs);
1465 phi_handler.phi_attrs = NULL;
1466 op_Phi->ops.be_ops = NULL;
1469 void be_phi_handler_reset(void)
1471 if(phi_handler.phi_attrs)
1472 pmap_destroy(phi_handler.phi_attrs);
1473 phi_handler.phi_attrs = pmap_create();
1478 | \ | | ___ __| | ___ | _ \ _ _ _ __ ___ _ __ (_)_ __ __ _
1479 | \| |/ _ \ / _` |/ _ \ | | | | | | | '_ ` _ \| '_ \| | '_ \ / _` |
1480 | |\ | (_) | (_| | __/ | |_| | |_| | | | | | | |_) | | | | | (_| |
1481 |_| \_|\___/ \__,_|\___| |____/ \__,_|_| |_| |_| .__/|_|_| |_|\__, |
1486 * Dumps a register requirement to a file.
1488 static void dump_node_req(FILE *f, int idx, const arch_register_req_t *req,
1489 const ir_node *node)
1491 int did_something = 0;
1493 const char *prefix = buf;
1495 snprintf(buf, sizeof(buf), "#%d ", idx);
1496 buf[sizeof(buf) - 1] = '\0';
1501 arch_register_req_format(tmp, sizeof(tmp), req, node);
1502 fprintf(f, "%s", tmp);
1511 * Dumps node register requirements to a file.
1513 static void dump_node_reqs(FILE *f, ir_node *node)
1516 be_node_attr_t *a = get_irn_attr(node);
1517 int len = ARR_LEN(a->reg_data);
1519 fprintf(f, "registers: \n");
1520 for(i = 0; i < len; ++i) {
1521 be_reg_data_t *rd = &a->reg_data[i];
1523 fprintf(f, "#%d: %s\n", i, rd->reg->name);
1526 fprintf(f, "in requirements:\n");
1527 for(i = 0; i < len; ++i) {
1528 dump_node_req(f, i, &a->reg_data[i].in_req.req, node);
1531 fprintf(f, "\nout requirements:\n");
1532 for(i = 0; i < len; ++i) {
1533 dump_node_req(f, i, &a->reg_data[i].req.req, node);
1538 * ir_op-Operation: dump a be node to file
1540 static int dump_node(ir_node *irn, FILE *f, dump_reason_t reason)
1542 be_node_attr_t *at = get_irn_attr(irn);
1544 assert(is_be_node(irn));
1547 case dump_node_opcode_txt:
1548 fprintf(f, get_op_name(get_irn_op(irn)));
1550 case dump_node_mode_txt:
1551 if(be_is_Perm(irn) || be_is_Copy(irn) || be_is_CopyKeep(irn)) {
1552 fprintf(f, " %s", get_mode_name(get_irn_mode(irn)));
1555 case dump_node_nodeattr_txt:
1556 if(be_is_Call(irn)) {
1557 be_call_attr_t *a = (be_call_attr_t *) at;
1559 fprintf(f, " [%s] ", get_entity_name(a->ent));
1561 if(be_is_IncSP(irn)) {
1562 const be_incsp_attr_t *attr = get_irn_generic_attr_const(irn);
1563 if(attr->offset == BE_STACK_FRAME_SIZE_EXPAND) {
1564 fprintf(f, " [Setup Stackframe] ");
1565 } else if(attr->offset == BE_STACK_FRAME_SIZE_SHRINK) {
1566 fprintf(f, " [Destroy Stackframe] ");
1568 fprintf(f, " [%d] ", attr->offset);
1572 case dump_node_info_txt:
1573 dump_node_reqs(f, irn);
1575 if(be_has_frame_entity(irn)) {
1576 be_frame_attr_t *a = (be_frame_attr_t *) at;
1578 unsigned size = get_type_size_bytes(get_entity_type(a->ent));
1579 ir_fprintf(f, "frame entity: %+F, offset 0x%x (%d), size 0x%x (%d) bytes\n",
1580 a->ent, a->offset, a->offset, size, size);
1585 switch (get_irn_opcode(irn)) {
1588 be_incsp_attr_t *a = (be_incsp_attr_t *) at;
1589 if (a->offset == BE_STACK_FRAME_SIZE_EXPAND)
1590 fprintf(f, "offset: FRAME_SIZE\n");
1591 else if(a->offset == BE_STACK_FRAME_SIZE_SHRINK)
1592 fprintf(f, "offset: -FRAME SIZE\n");
1594 fprintf(f, "offset: %u\n", a->offset);
1599 be_call_attr_t *a = (be_call_attr_t *) at;
1602 fprintf(f, "\ncalling: %s\n", get_entity_name(a->ent));
1608 for(i = 0; i < be_get_MemPerm_entity_arity(irn); ++i) {
1609 ir_entity *in, *out;
1610 in = be_get_MemPerm_in_entity(irn, i);
1611 out = be_get_MemPerm_out_entity(irn, i);
1613 fprintf(f, "\nin[%d]: %s\n", i, get_entity_name(in));
1616 fprintf(f, "\nout[%d]: %s\n", i, get_entity_name(out));
1632 * Copies the backend specific attributes from old node to new node.
1634 static void copy_attr(const ir_node *old_node, ir_node *new_node)
1636 const be_node_attr_t *old_attr = get_irn_attr_const(old_node);
1637 be_node_attr_t *new_attr = get_irn_attr(new_node);
1638 struct obstack *obst = get_irg_obstack(get_irn_irg(new_node));
1641 assert(is_be_node(old_node));
1642 assert(is_be_node(new_node));
1644 memcpy(new_attr, old_attr, get_op_attr_size(get_irn_op(old_node)));
1645 new_attr->reg_data = NULL;
1647 if(old_attr->reg_data != NULL)
1648 len = ARR_LEN(old_attr->reg_data);
1652 if(get_irn_op(old_node)->opar == oparity_dynamic
1653 || be_is_RegParams(old_node)) {
1654 new_attr->reg_data = NEW_ARR_F(be_reg_data_t, len);
1656 new_attr->reg_data = NEW_ARR_D(be_reg_data_t, obst, len);
1660 memcpy(new_attr->reg_data, old_attr->reg_data, len * sizeof(be_reg_data_t));
1661 for(i = 0; i < len; ++i) {
1662 const be_reg_data_t *rd = &old_attr->reg_data[i];
1663 be_reg_data_t *newrd = &new_attr->reg_data[i];
1664 if(arch_register_req_is(&rd->req.req, limited)) {
1665 const arch_register_req_t *req = &rd->req.req;
1666 arch_register_req_t *new_req = &newrd->req.req;
1668 = rbitset_duplicate_obstack_alloc(obst, req->limited, req->cls->n_regs);
1670 if(arch_register_req_is(&rd->in_req.req, limited)) {
1671 const arch_register_req_t *req = &rd->in_req.req;
1672 arch_register_req_t *new_req = &newrd->in_req.req;
1674 = rbitset_duplicate_obstack_alloc(obst, req->limited, req->cls->n_regs);
1680 static const ir_op_ops be_node_op_ops = {
1697 int is_be_node(const ir_node *irn)
1699 return get_op_ops(get_irn_op(irn))->be_ops == &be_node_irn_ops;
1702 void be_node_init(void) {
1703 static int inited = 0;
1710 /* Acquire all needed opcodes. */
1711 op_be_Spill = new_ir_op(beo_Spill, "be_Spill", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
1712 op_be_Reload = new_ir_op(beo_Reload, "be_Reload", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
1713 op_be_Perm = new_ir_op(beo_Perm, "be_Perm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1714 op_be_MemPerm = new_ir_op(beo_MemPerm, "be_MemPerm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_memperm_attr_t), &be_node_op_ops);
1715 op_be_Copy = new_ir_op(beo_Copy, "be_Copy", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1716 op_be_Keep = new_ir_op(beo_Keep, "be_Keep", op_pin_state_pinned, K, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1717 op_be_CopyKeep = new_ir_op(beo_CopyKeep, "be_CopyKeep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1718 op_be_Call = new_ir_op(beo_Call, "be_Call", op_pin_state_pinned, F|M, oparity_variable, 0, sizeof(be_call_attr_t), &be_node_op_ops);
1719 op_be_Return = new_ir_op(beo_Return, "be_Return", op_pin_state_pinned, X, oparity_dynamic, 0, sizeof(be_return_attr_t), &be_node_op_ops);
1720 op_be_AddSP = new_ir_op(beo_AddSP, "be_AddSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1721 op_be_SubSP = new_ir_op(beo_SubSP, "be_SubSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1722 op_be_IncSP = new_ir_op(beo_IncSP, "be_IncSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_incsp_attr_t), &be_node_op_ops);
1723 op_be_RegParams = new_ir_op(beo_RegParams, "be_RegParams", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1724 op_be_FrameAddr = new_ir_op(beo_FrameAddr, "be_FrameAddr", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
1725 op_be_Barrier = new_ir_op(beo_Barrier, "be_Barrier", op_pin_state_pinned, N, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1726 op_be_Unwind = new_ir_op(beo_Unwind, "be_Unwind", op_pin_state_pinned, X, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
1728 op_be_Spill->ops.node_cmp_attr = FrameAddr_cmp_attr;
1729 op_be_Reload->ops.node_cmp_attr = FrameAddr_cmp_attr;
1730 op_be_Perm->ops.node_cmp_attr = node_cmp_attr;
1731 op_be_MemPerm->ops.node_cmp_attr = node_cmp_attr;
1732 op_be_Copy->ops.node_cmp_attr = node_cmp_attr;
1733 op_be_Keep->ops.node_cmp_attr = node_cmp_attr;
1734 op_be_CopyKeep->ops.node_cmp_attr = node_cmp_attr;
1735 op_be_Call->ops.node_cmp_attr = Call_cmp_attr;
1736 op_be_Return->ops.node_cmp_attr = Return_cmp_attr;
1737 op_be_AddSP->ops.node_cmp_attr = node_cmp_attr;
1738 op_be_SubSP->ops.node_cmp_attr = node_cmp_attr;
1739 op_be_IncSP->ops.node_cmp_attr = IncSP_cmp_attr;
1740 op_be_RegParams->ops.node_cmp_attr = node_cmp_attr;
1741 op_be_FrameAddr->ops.node_cmp_attr = FrameAddr_cmp_attr;
1742 op_be_Barrier->ops.node_cmp_attr = node_cmp_attr;
1743 op_be_Unwind->ops.node_cmp_attr = node_cmp_attr;