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 This file implements the creation of the architecture specific firm
23 * opcodes and the corresponding node constructors for the ppc assembler
25 * @author Moritz Kroll, Jens Mueller
33 #include "irgraph_t.h"
43 #include "../bearch.h"
45 #include "ppc32_nodes_attr.h"
46 #include "ppc32_new_nodes.h"
47 #include "gen_ppc32_regalloc_if.h"
51 /***********************************************************************************
54 * __| |_ _ _ __ ___ _ __ ___ _ __ _ _ __ | |_ ___ _ __| |_ __ _ ___ ___
55 * / _` | | | | '_ ` _ \| '_ \ / _ \ '__| | | '_ \| __/ _ \ '__| _/ _` |/ __/ _ \
56 * | (_| | |_| | | | | | | |_) | __/ | | | | | | || __/ | | || (_| | (_| __/
57 * \__,_|\__,_|_| |_| |_| .__/ \___|_| |_|_| |_|\__\___|_| |_| \__,_|\___\___|
60 ***********************************************************************************/
63 * Dumps the register requirements for either in or out.
65 static void dump_reg_req(FILE *F, ir_node *n, const arch_register_req_t **reqs, int inout) {
66 char *dir = inout ? "out" : "in";
67 int max = inout ? (int) arch_irn_get_n_outs(n) : get_irn_arity(n);
71 memset(buf, 0, sizeof(buf));
74 for (i = 0; i < max; i++) {
75 fprintf(F, "%sreq #%d =", dir, i);
76 arch_dump_register_req(F, reqs[i], n);
82 fprintf(F, "%sreq = N/A\n", dir);
88 * Dumper interface for dumping ppc32 nodes in vcg.
89 * @param n the node to dump
90 * @param F the output file
91 * @param reason indicates which kind of information should be dumped
92 * @return 0 on success or != 0 on failure
94 static int ppc32_dump_node(ir_node *n, FILE *F, dump_reason_t reason) {
98 const arch_register_req_t **reqs;
101 case dump_node_opcode_txt:
102 fprintf(F, "%s", get_irn_opname(n));
105 case dump_node_mode_txt:
106 mode = get_irn_mode(n);
109 fprintf(F, "[%s]", get_mode_name(mode));
112 fprintf(F, "[?NOMODE?]");
116 case dump_node_nodeattr_txt:
118 /* TODO: dump some attributes which should show up */
119 /* in node name in dump (e.g. consts or the like) */
123 case dump_node_info_txt:
124 fprintf(F, "=== ppc attr begin ===\n");
126 /* dump IN requirements */
127 if (get_irn_arity(n) > 0) {
128 reqs = get_ppc32_in_req_all(n);
129 dump_reg_req(F, n, reqs, 0);
132 n_res = arch_irn_get_n_outs(n);
134 /* dump OUT requirements */
135 reqs = get_ppc32_out_req_all(n);
136 dump_reg_req(F, n, reqs, 1);
138 /* dump assigned registers */
139 for (i = 0; i < n_res; i++) {
140 const arch_register_t *reg = arch_irn_get_register(n, i);
142 fprintf(F, "reg #%d = %s\n", i, reg ? arch_register_get_name(reg) : "n/a");
148 fprintf(F, "n_res = %d\n", n_res);
151 fprintf(F, "flags =");
152 flags = arch_irn_get_flags(n);
153 if (flags == arch_irn_flags_none) {
157 if (flags & arch_irn_flags_dont_spill) {
158 fprintf(F, " unspillable");
160 if (flags & arch_irn_flags_rematerializable) {
161 fprintf(F, " remat");
163 if (flags & arch_irn_flags_modify_flags) {
164 fprintf(F, " modify_flags");
167 fprintf(F, " (%d)\n", flags);
169 /* TODO: dump all additional attributes */
171 fprintf(F, "=== ppc attr end ===\n");
172 /* end of: case dump_node_info_txt */
182 /***************************************************************************************************
184 * | | | | | | / / | | | | | | | |
185 * __ _| |_| |_ _ __ ___ ___| |_ / /_ _ ___| |_ _ __ ___ ___| |_| |__ ___ __| |___
186 * / _` | __| __| '__| / __|/ _ \ __| / / _` |/ _ \ __| | '_ ` _ \ / _ \ __| '_ \ / _ \ / _` / __|
187 * | (_| | |_| |_| | \__ \ __/ |_ / / (_| | __/ |_ | | | | | | __/ |_| | | | (_) | (_| \__ \
188 * \__,_|\__|\__|_| |___/\___|\__/_/ \__, |\___|\__| |_| |_| |_|\___|\__|_| |_|\___/ \__,_|___/
191 ***************************************************************************************************/
193 ppc32_attr_t *get_ppc32_attr(ir_node *node) {
194 assert(is_ppc32_irn(node) && "need ppc node to get attributes");
195 return (ppc32_attr_t *)get_irn_generic_attr(node);
198 const ppc32_attr_t *get_ppc32_attr_const(const ir_node *node) {
199 assert(is_ppc32_irn(node) && "need ppc node to get attributes");
200 return (const ppc32_attr_t *)get_irn_generic_attr_const(node);
206 * Returns the argument register requirements of a ppc node.
208 const arch_register_req_t **get_ppc32_in_req_all(const ir_node *node) {
209 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
214 * Returns the result register requirements of an ppc node.
216 const arch_register_req_t **get_ppc32_out_req_all(const ir_node *node) {
217 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
218 return attr->out_req;
222 * Returns the argument register requirement at position pos of an ppc node.
224 const arch_register_req_t *get_ppc32_in_req(const ir_node *node, int pos) {
225 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
226 return attr->in_req[pos];
230 * Returns the result register requirement at position pos of an ppc node.
232 const arch_register_req_t *get_ppc32_out_req(const ir_node *node, int pos) {
233 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
234 return attr->out_req[pos];
238 * Sets the OUT register requirements at position pos.
240 void set_ppc32_req_out(ir_node *node, const arch_register_req_t *req, int pos) {
241 ppc32_attr_t *attr = get_ppc32_attr(node);
242 attr->out_req[pos] = req;
246 * Sets the IN register requirements at position pos.
248 void set_ppc32_req_in(ir_node *node, const arch_register_req_t *req, int pos) {
249 ppc32_attr_t *attr = get_ppc32_attr(node);
250 attr->in_req[pos] = req;
254 * Sets the type of the constant (if any)
255 * May be either iro_Const or iro_SymConst
257 /* void set_ppc32_type(const ir_node *node, opcode type) {
258 ppc32_attr_t *attr = get_ppc32_attr(node);
263 * Returns the type of the content (if any)
265 ppc32_attr_content_type get_ppc32_type(const ir_node *node) {
266 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
267 return attr->content_type;
271 * Sets a tarval type content (also updating the content_type)
273 void set_ppc32_constant_tarval(ir_node *node, tarval *const_tarval) {
274 ppc32_attr_t *attr = get_ppc32_attr(node);
275 attr->content_type = ppc32_ac_Const;
276 attr->data.constant_tarval = const_tarval;
280 * Returns a tarval type constant
282 tarval *get_ppc32_constant_tarval(const ir_node *node) {
283 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
284 return attr->data.constant_tarval;
288 * Sets an ident type constant (also updating the content_type)
290 void set_ppc32_symconst_ident(ir_node *node, ident *symconst_ident) {
291 ppc32_attr_t *attr = get_ppc32_attr(node);
292 attr->content_type = ppc32_ac_SymConst;
293 attr->data.symconst_ident = symconst_ident;
297 * Returns an ident type constant
299 ident *get_ppc32_symconst_ident(const ir_node *node) {
300 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
301 return attr->data.symconst_ident;
306 * Sets an entity (also updating the content_type)
308 void set_ppc32_frame_entity(ir_node *node, ir_entity *ent) {
309 ppc32_attr_t *attr = get_ppc32_attr(node);
310 attr->content_type = ppc32_ac_FrameEntity;
311 attr->data.frame_entity = ent;
317 ir_entity *get_ppc32_frame_entity(const ir_node *node) {
318 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
319 return attr->data.frame_entity;
323 * Sets a Rlwimi const (also updating the content_type)
325 void set_ppc32_rlwimi_const(ir_node *node, unsigned shift, unsigned maskA, unsigned maskB) {
326 ppc32_attr_t *attr = get_ppc32_attr(node);
327 attr->content_type = ppc32_ac_RlwimiConst;
328 attr->data.rlwimi_const.shift = shift;
329 attr->data.rlwimi_const.maskA = maskA;
330 attr->data.rlwimi_const.maskB = maskB;
334 * Returns the rlwimi const structure
336 const rlwimi_const_t *get_ppc32_rlwimi_const(const ir_node *node) {
337 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
338 return &attr->data.rlwimi_const;
342 * Sets a Proj number (also updating the content_type)
344 void set_ppc32_proj_nr(ir_node *node, int proj_nr) {
345 ppc32_attr_t *attr = get_ppc32_attr(node);
346 attr->content_type = ppc32_ac_BranchProj;
347 attr->data.proj_nr = proj_nr;
351 * Returns the proj number
353 int get_ppc32_proj_nr(const ir_node *node) {
354 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
355 return attr->data.proj_nr;
359 * Sets an offset for a memory access (also updating the content_type)
361 void set_ppc32_offset(ir_node *node, int offset) {
362 ppc32_attr_t *attr = get_ppc32_attr(node);
363 attr->content_type = ppc32_ac_Offset;
364 attr->data.offset = offset;
370 int get_ppc32_offset(const ir_node *node) {
371 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
372 return attr->data.offset;
376 * Sets the offset mode (ppc32_ao_None, ppc32_ao_Lo16, ppc32_ao_Hi16 or ppc32_ao_Ha16)
378 void set_ppc32_offset_mode(ir_node *node, ppc32_attr_offset_mode mode) {
379 ppc32_attr_t *attr = get_ppc32_attr(node);
380 attr->offset_mode = mode;
384 * Returns the offset mode
386 ppc32_attr_offset_mode get_ppc32_offset_mode(const ir_node *node) {
387 const ppc32_attr_t *attr = get_ppc32_attr_const(node);
388 return attr->offset_mode;
393 * Initializes ppc specific node attributes
395 void init_ppc32_attributes(ir_node *node, int flags,
396 const arch_register_req_t **in_reqs, const arch_register_req_t **out_reqs,
397 const be_execution_unit_t ***execution_units,
399 ir_graph *irg = get_irn_irg(node);
400 struct obstack *obst = get_irg_obstack(irg);
401 ppc32_attr_t *attr = get_ppc32_attr(node);
402 backend_info_t *info;
403 (void) execution_units;
405 arch_irn_set_flags(node, flags);
406 attr->in_req = in_reqs;
407 attr->out_req = out_reqs;
409 attr->content_type = ppc32_ac_None;
410 attr->offset_mode = ppc32_ao_Illegal;
411 attr->data.empty = NULL;
413 info = be_get_info(node);
414 info->out_infos = NEW_ARR_D(reg_out_info_t, obst, n_res);
415 memset(info->out_infos, 0, n_res * sizeof(info->out_infos[0]));
419 /***************************************************************************************
422 * _ __ ___ __| | ___ ___ ___ _ __ ___| |_ _ __ _ _ ___| |_ ___ _ __ ___
423 * | '_ \ / _ \ / _` |/ _ \ / __/ _ \| '_ \/ __| __| '__| | | |/ __| __/ _ \| '__/ __|
424 * | | | | (_) | (_| | __/ | (_| (_) | | | \__ \ |_| | | |_| | (__| || (_) | | \__ \
425 * |_| |_|\___/ \__,_|\___| \___\___/|_| |_|___/\__|_| \__,_|\___|\__\___/|_| |___/
427 ***************************************************************************************/
429 /* Include the generated constructor functions */
430 #include "gen_ppc32_new_nodes.c.inl"