2 * Copyright (C) 1995-2009 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 Write textual representation of firm to file.
23 * @author Moritz Kroll
34 #include "irgraph_t.h"
44 #define SYMERROR ((unsigned) ~0)
46 typedef struct io_env_t
49 set *idset; /**< id_entry set, which maps from file ids to new Firm elements */
55 typedef struct lex_state_t
61 typedef enum typetag_t
67 tt_cond_jmp_predicate,
81 typedef enum keyword_t
94 typedef struct symbol_t
96 const char *str; /**< The name of this symbol. */
97 typetag_t typetag; /**< The type tag of this symbol. */
98 unsigned code; /**< The value of this symbol. */
101 typedef struct id_entry
107 /** The symbol table, a set of symbol_t elements. */
112 * Calculate a hash value for a string.
114 static unsigned string_hash(const char *str, int len)
116 return str[0] * 27893 ^ str[len-1] * 81 ^ str[len >> 1];
120 * Compare two symbol table entries.
122 static int symbol_cmp(const void *elt, const void *key, size_t size)
125 const symbol_t *entry = (const symbol_t *) elt;
126 const symbol_t *keyentry = (const symbol_t *) key;
128 res = entry->typetag - keyentry->typetag;
130 return strcmp(entry->str, keyentry->str);
133 static int id_cmp(const void *elt, const void *key, size_t size)
135 const id_entry *entry = (const id_entry *) elt;
136 const id_entry *keyentry = (const id_entry *) key;
138 return entry->id - keyentry->id;
141 /** Initializes the symbol table. May be called more than once without problems. */
142 static void symtbl_init(void)
146 /* Only initialize once */
150 symtbl = new_set(symbol_cmp, 256);
152 #define INSERT(s, tt, cod) \
154 key.typetag = (tt); \
156 set_insert(symtbl, &key, sizeof(key), string_hash(s, sizeof(s)-1) + tt * 17)
158 #define INSERTENUM(tt, e) INSERT(#e, tt, e)
159 #define INSERTKEYWORD(k) INSERT(#k, tt_keyword, kw_##k)
161 INSERT("array", tt_tpo, tpo_array);
162 INSERT("class", tt_tpo, tpo_class);
163 INSERT("method", tt_tpo, tpo_method);
164 INSERT("pointer", tt_tpo, tpo_pointer);
165 INSERT("primitive", tt_tpo, tpo_primitive);
166 INSERT("struct", tt_tpo, tpo_struct);
167 INSERT("union", tt_tpo, tpo_union);
168 INSERT("Unknown", tt_tpo, tpo_unknown);
170 INSERTKEYWORD(constirg);
171 INSERTKEYWORD(entity);
172 INSERTKEYWORD(frametype);
175 INSERTKEYWORD(modes);
176 INSERTKEYWORD(valuetype);
178 INSERTKEYWORD(typegraph);
180 #include "gen_irio_lex.inl"
182 INSERTENUM(tt_align, align_non_aligned);
183 INSERTENUM(tt_align, align_is_aligned);
185 INSERTENUM(tt_allocation, allocation_automatic);
186 INSERTENUM(tt_allocation, allocation_parameter);
187 INSERTENUM(tt_allocation, allocation_dynamic);
188 INSERTENUM(tt_allocation, allocation_static);
190 INSERTENUM(tt_builtin, ir_bk_trap);
191 INSERTENUM(tt_builtin, ir_bk_debugbreak);
192 INSERTENUM(tt_builtin, ir_bk_return_address);
193 INSERTENUM(tt_builtin, ir_bk_frame_address);
194 INSERTENUM(tt_builtin, ir_bk_prefetch);
195 INSERTENUM(tt_builtin, ir_bk_ffs);
196 INSERTENUM(tt_builtin, ir_bk_clz);
197 INSERTENUM(tt_builtin, ir_bk_ctz);
198 INSERTENUM(tt_builtin, ir_bk_popcount);
199 INSERTENUM(tt_builtin, ir_bk_parity);
200 INSERTENUM(tt_builtin, ir_bk_bswap);
201 INSERTENUM(tt_builtin, ir_bk_inport);
202 INSERTENUM(tt_builtin, ir_bk_outport);
203 INSERTENUM(tt_builtin, ir_bk_inner_trampoline);
205 INSERTENUM(tt_cond_kind, dense);
206 INSERTENUM(tt_cond_kind, fragmentary);
208 INSERTENUM(tt_cond_jmp_predicate, COND_JMP_PRED_NONE);
209 INSERTENUM(tt_cond_jmp_predicate, COND_JMP_PRED_TRUE);
210 INSERTENUM(tt_cond_jmp_predicate, COND_JMP_PRED_FALSE);
212 INSERTENUM(tt_initializer, IR_INITIALIZER_CONST);
213 INSERTENUM(tt_initializer, IR_INITIALIZER_TARVAL);
214 INSERTENUM(tt_initializer, IR_INITIALIZER_NULL);
215 INSERTENUM(tt_initializer, IR_INITIALIZER_COMPOUND);
217 INSERTENUM(tt_mode_arithmetic, irma_uninitialized);
218 INSERTENUM(tt_mode_arithmetic, irma_none);
219 INSERTENUM(tt_mode_arithmetic, irma_twos_complement);
220 INSERTENUM(tt_mode_arithmetic, irma_ones_complement);
221 INSERTENUM(tt_mode_arithmetic, irma_int_BCD);
222 INSERTENUM(tt_mode_arithmetic, irma_ieee754);
223 INSERTENUM(tt_mode_arithmetic, irma_float_BCD);
225 INSERTENUM(tt_peculiarity, peculiarity_description);
226 INSERTENUM(tt_peculiarity, peculiarity_inherited);
227 INSERTENUM(tt_peculiarity, peculiarity_existent);
229 INSERTENUM(tt_pin_state, op_pin_state_floats);
230 INSERTENUM(tt_pin_state, op_pin_state_pinned);
231 INSERTENUM(tt_pin_state, op_pin_state_exc_pinned);
232 INSERTENUM(tt_pin_state, op_pin_state_mem_pinned);
234 INSERTENUM(tt_type_state, layout_undefined);
235 INSERTENUM(tt_type_state, layout_fixed);
237 INSERTENUM(tt_variability, variability_uninitialized);
238 INSERTENUM(tt_variability, variability_initialized);
239 INSERTENUM(tt_variability, variability_part_constant);
240 INSERTENUM(tt_variability, variability_constant);
242 INSERTENUM(tt_visibility, visibility_local);
243 INSERTENUM(tt_visibility, visibility_external_visible);
244 INSERTENUM(tt_visibility, visibility_external_allocated);
246 INSERTENUM(tt_volatility, volatility_non_volatile);
247 INSERTENUM(tt_volatility, volatility_is_volatile);
254 /** Returns the according symbol value for the given string and tag, or SYMERROR if none was found. */
255 static unsigned symbol(const char *str, typetag_t typetag)
257 symbol_t key, *entry;
260 key.typetag = typetag;
262 entry = set_find(symtbl, &key, sizeof(key), string_hash(str, strlen(str)) + typetag * 17);
263 return entry ? entry->code : SYMERROR;
266 static void *get_id(io_env_t *env, long id)
268 id_entry key, *entry;
271 entry = set_find(env->idset, &key, sizeof(key), (unsigned) id);
272 return entry ? entry->elem : NULL;
275 static void set_id(io_env_t *env, long id, void *elem)
280 set_insert(env->idset, &key, sizeof(key), (unsigned) id);
283 static void write_mode(io_env_t *env, ir_mode *mode)
285 fputs(get_mode_name(mode), env->file);
286 fputc(' ', env->file);
289 static void write_tarval(io_env_t *env, tarval *tv)
292 write_mode(env, get_tarval_mode(tv));
293 tarval_snprintf(buf, sizeof(buf), tv);
294 fputs(buf, env->file);
295 fputc(' ', env->file);
298 static void write_align(io_env_t *env, ir_node *irn)
303 align = get_Load_align(irn);
304 else if (is_Store(irn))
305 align = get_Store_align(irn);
307 panic("Invalid optype for write_align");
309 fputs(get_align_name(align), env->file);
310 fputc(' ', env->file);
313 static void write_builtin_kind(io_env_t *env, ir_node *irn)
315 fputs(get_builtin_kind_name(get_Builtin_kind(irn)), env->file);
316 fputc(' ', env->file);
319 static void write_cond_kind(io_env_t *env, ir_node *irn)
321 fputs(get_cond_kind_name(get_Cond_kind(irn)), env->file);
322 fputc(' ', env->file);
325 static void write_cond_jmp_predicate(io_env_t *env, ir_node *irn)
327 fputs(get_cond_jmp_predicate_name(get_Cond_jmp_pred(irn)), env->file);
328 fputc(' ', env->file);
331 static void write_initializer(io_env_t *env, ir_initializer_t *ini)
334 ir_initializer_kind_t ini_kind = get_initializer_kind(ini);
336 fputs(get_initializer_kind_name(ini_kind), f);
341 case IR_INITIALIZER_CONST:
342 fprintf(f, "%ld ", get_irn_node_nr(get_initializer_const_value(ini)));
345 case IR_INITIALIZER_TARVAL:
346 write_tarval(env, get_initializer_tarval_value(ini));
349 case IR_INITIALIZER_NULL:
352 case IR_INITIALIZER_COMPOUND:
354 unsigned i, n = get_initializer_compound_n_entries(ini);
355 fprintf(f, "%d ", n);
356 for (i = 0; i < n; i++)
357 write_initializer(env, get_initializer_compound_value(ini, i));
362 panic("Unknown initializer kind");
366 static void write_pin_state(io_env_t *env, ir_node *irn)
368 fputs(get_op_pin_state_name(get_irn_pinned(irn)), env->file);
369 fputc(' ', env->file);
372 static void write_volatility(io_env_t *env, ir_node *irn)
377 vol = get_Load_volatility(irn);
378 else if (is_Store(irn))
379 vol = get_Store_volatility(irn);
381 panic("Invalid optype for write_volatility");
383 fputs(get_volatility_name(vol), env->file);
384 fputc(' ', env->file);
387 static void export_type_common(io_env_t *env, ir_type *tp)
389 fprintf(env->file, "\t%s %ld %s %u %u %s %s ",
390 is_frame_type(tp) ? "frametype" : is_value_param_type(tp) ? "valuetype" : "type",
392 get_type_tpop_name(tp),
393 get_type_size_bytes(tp),
394 get_type_alignment_bytes(tp),
395 get_type_state_name(get_type_state(tp)),
396 get_visibility_name(get_type_visibility(tp)));
399 static void export_type_pre(io_env_t *env, ir_type *tp)
403 /* skip types to be handled by post walker */
404 switch (get_type_tpop_code(tp))
414 export_type_common(env, tp);
416 switch (get_type_tpop_code(tp))
418 case tpo_uninitialized:
419 panic("invalid type found");
422 fputs(get_class_name(tp), f);
424 /* TODO: inheritance stuff not supported yet */
425 printf("Inheritance of classes not supported yet!\n");
429 write_mode(env, get_type_mode(tp));
434 case tpo_enumeration:
435 fputs(get_compound_name(tp), f);
450 static void export_type_post(io_env_t *env, ir_type *tp)
453 int i, n, nparams, nresults;
455 /* skip types already handled by pre walker */
456 switch (get_type_tpop_code(tp))
468 export_type_common(env, tp);
470 switch (get_type_tpop_code(tp))
473 n = get_array_n_dimensions(tp);
474 fprintf(f, "%i %ld ", n, get_type_nr(get_array_element_type(tp)));
475 for (i = 0; i < n; i++) {
476 ir_node *lower = get_array_lower_bound(tp, i);
477 ir_node *upper = get_array_upper_bound(tp, i);
480 fprintf(f, "%ld ", get_tarval_long(get_Const_tarval(lower)));
482 panic("Lower array bound is not constant");
485 fprintf(f, "%ld ", get_tarval_long(get_Const_tarval(upper)));
486 else if (is_Unknown(upper))
487 fputs("unknown ", f);
489 panic("Upper array bound is not constant");
494 nparams = get_method_n_params(tp);
495 nresults = get_method_n_ress(tp);
496 fprintf(f, "0x%X 0x%X %i %i ", get_method_calling_convention(tp),
497 get_method_additional_properties(tp), nparams, nresults);
498 for (i = 0; i < nparams; i++)
499 fprintf(f, "%ld ", get_type_nr(get_method_param_type(tp, i)));
500 for (i = 0; i < nresults; i++)
501 fprintf(f, "%ld ", get_type_nr(get_method_res_type(tp, i)));
502 fprintf(f, "%d ", get_method_first_variadic_param_index(tp));
506 write_mode(env, get_type_mode(tp));
507 fprintf(f, "%ld ", get_type_nr(get_pointer_points_to_type(tp)));
511 printf("export_type: Unknown type code \"%s\".\n", get_type_tpop_name(tp));
517 static void export_entity(io_env_t *env, ir_entity *ent)
519 ir_type *owner = get_entity_owner(ent);
520 fprintf(env->file, "\tentity %ld \"%s\" \"%s\" %ld %ld %d %u %d %s %s %s %s %s ",
522 get_entity_name(ent),
523 ent->ld_name ? get_id_str(ent->ld_name) : "",
524 get_type_nr(get_entity_type(ent)),
526 get_entity_offset(ent),
527 (unsigned) get_entity_offset_bits_remainder(ent),
528 is_entity_compiler_generated(ent),
529 get_allocation_name(get_entity_allocation(ent)),
530 get_visibility_name(get_entity_visibility(ent)),
531 get_variability_name(get_entity_variability(ent)),
532 get_peculiarity_name(get_entity_peculiarity(ent)),
533 get_volatility_name(get_entity_volatility(ent)));
535 /* TODO: inheritance stuff for class entities not supported yet */
536 if (is_Class_type(owner) && owner != get_glob_type())
537 printf("Inheritance of class entities not supported yet!\n");
539 if (get_entity_variability(ent) != variability_uninitialized &&
540 get_entity_visibility(ent) != visibility_external_allocated)
542 if (is_compound_entity(ent)) {
543 if (has_entity_initializer(ent)) {
544 fputs("initializer ", env->file);
545 write_initializer(env, get_entity_initializer(ent));
547 int i, n = get_compound_ent_n_values(ent);
548 fputs("noninitializer ", env->file);
549 fprintf(env->file, "%d ", n);
550 for (i = 0; i < n; i++) {
551 ir_entity *member = get_compound_ent_value_member(ent, i);
552 ir_node *irn = get_compound_ent_value(ent, i);
553 fprintf(env->file, "%ld %ld ", get_entity_nr(member), get_irn_node_nr(irn));
557 ir_node *irn = get_atomic_ent_value(ent);
558 fprintf(env->file, "%ld ", get_irn_node_nr(irn));
562 fputc('\n', env->file);
565 static void export_type_or_ent_pre(type_or_ent tore, void *ctx)
567 io_env_t *env = (io_env_t *) ctx;
568 if (get_kind(tore.typ) == k_type)
569 export_type_pre(env, tore.typ);
572 static void export_type_or_ent_post(type_or_ent tore, void *ctx)
574 io_env_t *env = (io_env_t *) ctx;
576 switch (get_kind(tore.ent))
579 export_entity(env, tore.ent);
583 export_type_post(env, tore.typ);
587 panic("export_type_or_ent_post: Unknown type or entity.");
593 * Walker: exports every node.
595 static void export_node(ir_node *irn, void *ctx)
597 io_env_t *env = (io_env_t *) ctx;
599 unsigned opcode = get_irn_opcode(irn);
601 if (env->ignoreblocks && opcode == iro_Block)
604 fprintf(env->file, "\t%s %ld [ ", get_irn_opname(irn), get_irn_node_nr(irn));
606 n = get_irn_arity(irn);
607 for (i = -1; i < n; i++) {
608 ir_node *pred = get_irn_n(irn, i);
610 /* Anchor node may have NULL predecessors */
611 assert(is_Anchor(irn));
612 fputs("-1 ", env->file);
614 fprintf(env->file, "%ld ", get_irn_node_nr(pred));
618 fprintf(env->file, "] { ");
621 #include "gen_irio_export.inl"
623 fputs("}\n", env->file);
626 static void export_modes(io_env_t *env)
628 int i, n_modes = get_irp_n_modes();
630 fputs("modes {\n", env->file);
632 for (i = 0; i < n_modes; i++) {
633 ir_mode *mode = get_irp_mode(i);
634 switch (get_mode_sort(mode))
637 case irms_control_flow:
639 case irms_internal_boolean:
640 /* skip "internal" modes, which may not be user defined */
646 fprintf(env->file, "\tmode \"%s\" 0x%X %d %d %s %d %d ", get_mode_name(mode),
647 get_mode_sort(mode), get_mode_size_bits(mode), get_mode_sign(mode),
648 get_mode_arithmetic_name(get_mode_arithmetic(mode)), get_mode_modulo_shift(mode),
649 get_mode_n_vector_elems(mode));
650 if (mode_is_reference(mode)) {
651 write_mode(env, get_reference_mode_signed_eq(mode));
652 write_mode(env, get_reference_mode_unsigned_eq(mode));
654 fputc('\n', env->file);
657 fputs("}\n\n", env->file);
660 /* Exports the whole irp to the given file in a textual form. */
661 void ir_export(const char *filename)
664 int i, n_irgs = get_irp_n_irgs();
666 env.file = fopen(filename, "wt");
674 fputs("typegraph {\n", env.file);
676 type_walk_prog(export_type_or_ent_pre, export_type_or_ent_post, &env);
678 for (i = 0; i < n_irgs; i++) {
679 ir_graph *irg = get_irp_irg(i);
680 ir_type *valuetype = get_irg_value_param_type(irg);
682 fprintf(env.file, "}\n\nirg %ld %ld %ld {\n", get_entity_nr(get_irg_entity(irg)),
683 get_type_nr(get_irg_frame_type(irg)),
684 valuetype == NULL ? -1 : get_type_nr(valuetype));
686 env.ignoreblocks = 0;
687 irg_block_walk_graph(irg, NULL, export_node, &env);
689 env.ignoreblocks = 1;
690 irg_walk_anchors(irg, NULL, export_node, &env);
693 fprintf(env.file, "}\n\nconstirg %ld {\n", get_irn_node_nr(get_const_code_irg()->current_block));
695 walk_const_code(NULL, export_node, &env);
696 fputs("}\n", env.file);
701 /* Exports the given irg to the given file. */
702 void ir_export_irg(ir_graph *irg, const char *filename)
706 env.file = fopen(filename, "wt");
714 fputs("typegraph {\n", env.file);
716 type_walk_irg(irg, export_type_or_ent_pre, export_type_or_ent_post, &env);
718 fprintf(env.file, "}\n\nirg %ld {\n", get_entity_nr(get_irg_entity(irg)));
720 env.ignoreblocks = 0;
721 irg_block_walk_graph(irg, NULL, export_node, &env);
723 env.ignoreblocks = 1;
724 irg_walk_anchors(irg, NULL, export_node, &env);
726 /* TODO: Only output needed constants */
727 fprintf(env.file, "}\n\nconstirg %ld {\n", get_irn_node_nr(get_const_code_irg()->current_block));
728 walk_const_code(NULL, export_node, &env);
729 fputs("}\n", env.file);
734 static void save_lex_state(io_env_t *env, lex_state_t *state)
736 state->offs = ftell(env->file);
737 state->line = env->line;
738 state->col = env->col;
741 static void restore_lex_state(io_env_t *env, lex_state_t *state)
743 fseek(env->file, state->offs, SEEK_SET);
744 env->line = state->line;
745 env->col = state->col;
748 static int read_c(io_env_t *env)
750 int ch = fgetc(env->file);
769 /** Returns the first non-whitespace character or EOF. **/
770 static int skip_ws(io_env_t *env)
774 int ch = read_c(env);
789 static void skip_to(io_env_t *env, char to_ch)
794 while (ch != to_ch && ch != EOF);
797 static int expect_char(io_env_t *env, char ch)
799 int curch = skip_ws(env);
801 printf("Unexpected char '%c', expected '%c' in line %i:%i\n", curch, ch, env->line, env->col);
807 #define EXPECT(c) if (expect_char(env, (c))) {} else return 0
808 #define EXPECT_OR_EXIT(c) if (expect_char(env, (c))) {} else exit(1)
810 inline static const char *read_str_to(io_env_t *env, char *buf, size_t bufsize)
813 for (i = 0; i < bufsize - 1; i++) {
814 int ch = read_c(env);
815 if (ch == EOF) break;
824 i--; /* skip whitespace */
837 static const char *read_str(io_env_t *env)
839 static char buf[1024];
840 return read_str_to(env, buf, sizeof(buf));
843 static const char *read_qstr_to(io_env_t *env, char *buf, size_t bufsize)
846 EXPECT_OR_EXIT('\"');
847 for (i = 0; i < bufsize - 1; i++) {
848 int ch = read_c(env);
850 printf("Unexpected end of quoted string!\n");
853 if (ch == '\"') break;
857 if (i == bufsize - 1) {
858 printf("Quoted string too long!\n");
865 static const char *read_qstr(io_env_t *env)
867 static char buf[1024];
868 return read_qstr_to(env, buf, sizeof(buf));
871 static long read_long2(io_env_t *env, char **endptr)
873 static char buf[1024];
874 return strtol(read_str_to(env, buf, sizeof(buf)), endptr, 0);
877 static long read_long(io_env_t *env)
879 return read_long2(env, NULL);
882 static ir_node *get_node_or_null(io_env_t *env, long nodenr)
884 ir_node *node = (ir_node *) get_id(env, nodenr);
885 if (node && node->kind != k_ir_node)
886 panic("Irn ID %ld collides with something else in line %i:%i\n", nodenr, env->line, env->col);
890 static ir_node *get_node(io_env_t *env, long nodenr)
892 ir_node *node = get_node_or_null(env, nodenr);
894 panic("Unknown node: %ld in line %i:%i\n", nodenr, env->line, env->col);
899 static ir_node *get_node_or_dummy(io_env_t *env, long nodenr)
901 ir_node *node = get_node_or_null(env, nodenr);
903 node = new_Dummy(mode_X);
904 set_id(env, nodenr, node);
909 static ir_type *get_type(io_env_t *env, long typenr)
911 ir_type *type = (ir_type *) get_id(env, typenr);
913 panic("Unknown type: %ld in line %i:%i\n", typenr, env->line, env->col);
914 else if (type->kind != k_type)
915 panic("Type ID %ld collides with something else in line %i:%i\n", typenr, env->line, env->col);
919 static ir_type *read_type(io_env_t *env)
921 return get_type(env, read_long(env));
924 static ir_entity *get_entity(io_env_t *env, long entnr)
926 ir_entity *entity = (ir_entity *) get_id(env, entnr);
927 if (entity == NULL) {
928 printf("Unknown entity: %ld in line %i:%i\n", entnr, env->line, env->col);
930 } else if (entity->kind != k_entity)
931 panic("Entity ID %ld collides with something else in line %i:%i\n", entnr, env->line, env->col);
935 static ir_entity *read_entity(io_env_t *env)
937 return get_entity(env, read_long(env));
940 static ir_mode *read_mode(io_env_t *env)
942 static char buf[128];
945 read_str_to(env, buf, sizeof(buf));
947 n = get_irp_n_modes();
948 for (i = 0; i < n; i++) {
949 ir_mode *mode = get_irp_mode(i);
950 if (!strcmp(buf, get_mode_name(mode)))
954 printf("Unknown mode \"%s\" in line %i:%i\n", buf, env->line, env->col);
958 static const char *get_typetag_name(typetag_t typetag)
962 case tt_align: return "align";
963 case tt_allocation: return "allocation";
964 case tt_builtin: return "builtin kind";
965 case tt_initializer: return "initializer kind";
966 case tt_iro: return "opcode";
967 case tt_peculiarity: return "peculiarity";
968 case tt_pin_state: return "pin state";
969 case tt_tpo: return "type";
970 case tt_type_state: return "type state";
971 case tt_variability: return "variability";
972 case tt_visibility: return "visibility";
973 case tt_volatility: return "volatility";
974 default: return "<UNKNOWN>";
979 * Read and decode an enum constant.
981 static unsigned read_enum(io_env_t *env, typetag_t typetag)
983 static char buf[128];
984 unsigned code = symbol(read_str_to(env, buf, sizeof(buf)), typetag);
985 if (code != SYMERROR)
988 printf("Invalid %s: \"%s\" in %i:%i\n", get_typetag_name(typetag), buf, env->line, env->col);
992 #define read_align(env) ((ir_align) read_enum(env, tt_align))
993 #define read_allocation(env) ((ir_allocation) read_enum(env, tt_allocation))
994 #define read_builtin_kind(env) ((ir_builtin_kind) read_enum(env, tt_builtin))
995 #define read_cond_kind(env) ((cond_kind) read_enum(env, tt_cond_kind))
996 #define read_cond_jmp_predicate(env) ((cond_jmp_predicate) read_enum(env, tt_cond_jmp_predicate))
997 #define read_initializer_kind(env) ((ir_initializer_kind_t) read_enum(env, tt_initializer))
998 #define read_mode_arithmetic(env) ((ir_mode_arithmetic) read_enum(env, tt_mode_arithmetic))
999 #define read_peculiarity(env) ((ir_peculiarity) read_enum(env, tt_peculiarity))
1000 #define read_pin_state(env) ((op_pin_state) read_enum(env, tt_pin_state))
1001 #define read_type_state(env) ((ir_type_state) read_enum(env, tt_type_state))
1002 #define read_variability(env) ((ir_variability) read_enum(env, tt_variability))
1003 #define read_visibility(env) ((ir_visibility) read_enum(env, tt_visibility))
1004 #define read_volatility(env) ((ir_volatility) read_enum(env, tt_volatility))
1006 static ir_cons_flags get_cons_flags(io_env_t *env)
1008 ir_cons_flags flags = cons_none;
1010 op_pin_state pinstate = read_pin_state(env);
1013 case op_pin_state_floats: flags |= cons_floats; break;
1014 case op_pin_state_pinned: break;
1016 panic("Error in %i:%i: Invalid pinstate: %s", env->line, env->col, get_op_pin_state_name(pinstate));
1019 if (read_volatility(env) == volatility_is_volatile)
1020 flags |= cons_volatile;
1021 if (read_align(env) == align_non_aligned)
1022 flags |= cons_unaligned;
1027 static tarval *read_tv(io_env_t *env)
1029 static char buf[128];
1030 ir_mode *tvmode = read_mode(env);
1031 read_str_to(env, buf, sizeof(buf));
1032 return new_tarval_from_str(buf, strlen(buf), tvmode);
1035 static ir_initializer_t *read_initializer(io_env_t *env)
1037 ir_initializer_kind_t ini_kind = read_initializer_kind(env);
1041 case IR_INITIALIZER_CONST:
1043 ir_node *irn = get_node_or_dummy(env, read_long(env));
1044 return create_initializer_const(irn);
1047 case IR_INITIALIZER_TARVAL:
1048 return create_initializer_tarval(read_tv(env));
1050 case IR_INITIALIZER_NULL:
1051 return get_initializer_null();
1053 case IR_INITIALIZER_COMPOUND:
1055 unsigned i, n = (unsigned) read_long(env);
1056 ir_initializer_t *ini = create_initializer_compound(n);
1057 for (i = 0; i < n; i++) {
1058 ir_initializer_t *curini = read_initializer(env);
1059 set_initializer_compound_value(ini, i, curini);
1065 panic("Unknown initializer kind");
1070 /** Reads a type description and remembers it by its id. */
1071 static void import_type(io_env_t *env, keyword_t kwkind)
1075 long typenr = read_long(env);
1076 const char *tpop = read_str(env);
1077 unsigned size = (unsigned) read_long(env);
1078 unsigned align = (unsigned) read_long(env);
1079 ir_type_state state = read_type_state(env);
1080 ir_visibility vis = read_visibility(env);
1082 const char *kindstr;
1084 if (kwkind == kw_frametype) {
1085 if (symbol(tpop, tt_tpo) != tpo_class) {
1086 printf("Frame type must be a class type in line %i:%i\n", env->line, env->col);
1091 type = new_type_frame();
1092 set_type_size_bytes(type, size);
1094 kindstr = "frametype";
1095 } else if (kwkind == kw_valuetype) {
1096 if (symbol(tpop, tt_tpo) != tpo_struct) {
1097 printf("Value type must be a struct type in line %i:%i\n", env->line, env->col);
1102 type = new_type_value();
1103 set_type_size_bytes(type, size);
1105 kindstr = "valuetype";
1107 switch (symbol(tpop, tt_tpo))
1111 int ndims = (int) read_long(env);
1112 long elemtypenr = read_long(env);
1113 ir_type *elemtype = get_type(env, elemtypenr);
1115 type = new_type_array(ndims, elemtype);
1116 for (i = 0; i < ndims; i++) {
1117 const char *str = read_str(env);
1118 if (strcmp(str, "unknown") != 0) {
1119 long lowerbound = strtol(str, NULL, 0);
1120 set_array_lower_bound_int(type, i, lowerbound);
1122 str = read_str(env);
1123 if (strcmp(str, "unknown") != 0) {
1124 long upperbound = strtol(str, NULL, 0);
1125 set_array_upper_bound_int(type, i, upperbound);
1128 set_type_size_bytes(type, size);
1133 const char *name = read_qstr(env);
1134 ident *id = new_id_from_str(name);
1136 if(typenr == (long) IR_SEGMENT_GLOBAL)
1137 type = get_glob_type();
1139 type = new_type_class(id);
1140 set_type_size_bytes(type, size);
1146 unsigned callingconv = (unsigned) read_long(env);
1147 unsigned addprops = (unsigned) read_long(env);
1148 int nparams = (int) read_long(env);
1149 int nresults = (int) read_long(env);
1152 type = new_type_method(nparams, nresults);
1154 for (i = 0; i < nparams; i++) {
1155 long typenr = read_long(env);
1156 ir_type *paramtype = get_type(env, typenr);
1158 set_method_param_type(type, i, paramtype);
1160 for (i = 0; i < nresults; i++) {
1161 long typenr = read_long(env);
1162 ir_type *restype = get_type(env, typenr);
1164 set_method_res_type(type, i, restype);
1167 variaindex = (int) read_long(env);
1168 if (variaindex != -1) {
1169 set_method_variadicity(type, variadicity_variadic);
1170 if (variaindex != nparams)
1171 set_method_first_variadic_param_index(type, variaindex);
1174 set_method_calling_convention(type, callingconv);
1175 set_method_additional_properties(type, addprops);
1181 ir_mode *mode = read_mode(env);
1182 ir_type *pointsto = get_type(env, read_long(env));
1183 type = new_type_pointer(pointsto);
1184 set_type_mode(type, mode);
1190 ir_mode *mode = read_mode(env);
1191 type = new_type_primitive(mode);
1196 const char *name = read_qstr(env);
1197 ident *id = new_id_from_str(name);
1199 if(typenr < (long) IR_SEGMENT_COUNT)
1200 type = get_segment_type((ir_segment_t) typenr);
1202 type = new_type_struct(id);
1203 set_type_size_bytes(type, size);
1208 const char *name = read_qstr(env);
1209 ident *id = new_id_from_str(name);
1211 type = new_type_union(id);
1212 set_type_size_bytes(type, size);
1217 return; /* ignore unknown type */
1220 if (typenr != 0) /* ignore global type */
1221 printf("Unknown type kind: \"%s\" in line %i:%i\n", tpop, env->line, env->col);
1228 set_type_alignment_bytes(type, align);
1229 set_type_visibility(type, vis);
1231 if (state == layout_fixed)
1232 ARR_APP1(ir_type *, env->fixedtypes, type);
1234 set_id(env, typenr, type);
1235 printf("Insert %s %ld\n", kindstr, typenr);
1238 /** Reads an entity description and remembers it by its id. */
1239 static void import_entity(io_env_t *env)
1241 char buf[1024], buf2[1024];
1242 long entnr = read_long(env);
1243 const char *name = read_qstr_to(env, buf, sizeof(buf));
1244 const char *ld_name = read_qstr_to(env, buf2, sizeof(buf2));
1245 long typenr = read_long(env);
1246 long ownertypenr = read_long(env);
1248 ir_type *type = get_type(env, typenr);
1249 ir_type *ownertype = !ownertypenr ? get_glob_type() : get_type(env, ownertypenr);
1250 ir_entity *entity = new_entity(ownertype, new_id_from_str(name), type);
1253 set_entity_ld_ident(entity, new_id_from_str(ld_name));
1254 set_entity_offset (entity, (int) read_long(env));
1255 set_entity_offset_bits_remainder(entity, (unsigned char) read_long(env));
1256 set_entity_compiler_generated(entity, (int) read_long(env));
1257 set_entity_allocation (entity, read_allocation(env));
1258 set_entity_visibility (entity, read_visibility(env));
1259 set_entity_variability(entity, read_variability(env));
1260 set_entity_peculiarity(entity, read_peculiarity(env));
1261 set_entity_volatility (entity, read_volatility(env));
1263 if (get_entity_variability(entity) != variability_uninitialized &&
1264 get_entity_visibility(entity) != visibility_external_allocated)
1266 if (is_compound_entity(entity)) {
1267 if (!strcmp(read_str_to(env, buf2, sizeof(buf2)), "initializer")) {
1268 set_entity_initializer(entity, read_initializer(env));
1270 int i, n = (int) read_long(env);
1271 for (i = 0; i < n; i++) {
1272 ir_entity *member = get_entity(env, read_long(env));
1273 ir_node *irn = get_node_or_dummy(env, read_long(env));
1274 add_compound_ent_value(entity, irn, member);
1278 ir_node *irn = get_node_or_dummy(env, read_long(env));
1279 set_atomic_ent_value(entity, irn);
1283 set_id(env, entnr, entity);
1284 printf("Insert entity %s %ld\n", name, entnr);
1287 /** Parses the whole type graph. */
1288 static int parse_typegraph(io_env_t *env)
1292 lex_state_t oldstate;
1296 save_lex_state(env, &oldstate);
1298 current_ir_graph = get_const_code_irg();
1300 /* parse all types first */
1302 kind = read_str(env);
1303 if (kind[0] == '}' && kind[1] == '\0')
1306 kwkind = (keyword_t) symbol(kind, tt_keyword);
1312 import_type(env, kwkind);
1321 /* now parse rest */
1322 restore_lex_state(env, &oldstate);
1325 kind = read_str(env);
1326 if (kind[0] == '}' && kind[1] == '\0')
1329 switch (symbol(kind, tt_keyword))
1342 printf("Type graph element not supported yet: \"%s\"\n", kind);
1350 static int read_node_header(io_env_t *env, long *nodenr, long **preds, const char **nodename)
1353 *nodename = read_str(env);
1354 if ((*nodename)[0] == '}' && !(*nodename)[1]) return -1; /* end-of-graph */
1356 *nodenr = read_long(env);
1358 ARR_RESIZE(ir_node *, *preds, 0);
1361 for (numpreds = 0; !feof(env->file); numpreds++) {
1363 ARR_APP1(long, *preds, read_long2(env, &endptr));
1364 if (*endptr == ']') break;
1369 /** Parses an IRG. */
1370 static int parse_graph(io_env_t *env, ir_graph *irg)
1372 long *preds = NEW_ARR_F(long, 16);
1373 ir_node **prednodes = NEW_ARR_F(ir_node *, 16);
1374 int i, numpreds, ret = 1;
1376 const char *nodename;
1377 ir_node *node, *newnode;
1379 current_ir_graph = irg;
1384 numpreds = read_node_header(env, &nodenr, &preds, &nodename);
1385 if (numpreds == -1) break; /* end-of-graph */
1387 printf("Node %s %ld is missing predecessors!", nodename, nodenr);
1392 ARR_RESIZE(ir_node *, prednodes, numpreds);
1393 for (i = 0; i < numpreds - 1; i++)
1394 prednodes[i] = get_node_or_dummy(env, preds[i + 1]);
1396 node = get_node_or_null(env, nodenr);
1401 switch (symbol(nodename, tt_iro))
1405 ir_node *newendblock = get_node(env, preds[0]);
1406 newnode = get_irg_end(current_ir_graph);
1407 exchange(get_nodes_block(newnode), newendblock);
1408 for (i = 0; i < numpreds - 1; i++)
1409 add_irn_n(newnode, prednodes[i]);
1415 ir_node *newstartblock = get_node(env, preds[0]);
1416 newnode = get_irg_start(current_ir_graph);
1417 exchange(get_nodes_block(newnode), newstartblock);
1423 if (preds[0] != nodenr) {
1424 printf("Invalid block: preds[0] != nodenr (%ld != %ld)\n",
1430 newnode = new_Block(numpreds - 1, prednodes);
1435 newnode = current_ir_graph->anchor;
1436 for (i = 0; i < numpreds - 1; i++)
1437 set_irn_n(newnode, i, prednodes[i]);
1438 set_irn_n(newnode, -1, get_node(env, preds[0]));
1443 long entnr = read_long(env);
1444 union symconst_symbol sym;
1445 sym.entity_p = get_entity(env, entnr);
1446 newnode = new_SymConst(mode_P, sym, symconst_addr_ent);
1450 #include "gen_irio_import.inl"
1460 panic("Node type not supported yet: %s in line %i:%i\n", nodename, env->line, env->col);
1464 exchange(node, newnode);
1465 /* Always update hash entry to avoid more uses of id nodes */
1466 set_id(env, nodenr, newnode);
1467 /* printf("Insert %s %ld\n", nodename, nodenr); */
1472 DEL_ARR_F(prednodes);
1477 static int parse_modes(io_env_t *env)
1485 kind = read_str(env);
1486 if (kind[0] == '}' && kind[1] == '\0')
1489 kwkind = (keyword_t) symbol(kind, tt_keyword);
1494 const char *name = read_qstr(env);
1495 ir_mode_sort sort = (ir_mode_sort) read_long(env);
1496 int size = read_long(env);
1497 int sign = read_long(env);
1498 ir_mode_arithmetic arith = read_mode_arithmetic(env);
1499 unsigned modulo_shift = read_long(env);
1500 int vector_elems = read_long(env);
1503 if (vector_elems != 1) {
1504 panic("no support for import of vector modes yes");
1507 mode = new_ir_mode(name, sort, size, sign, arith, modulo_shift);
1508 if (mode_is_reference(mode)) {
1509 set_reference_mode_signed_eq(mode, read_mode(env));
1510 set_reference_mode_unsigned_eq(mode, read_mode(env));
1523 /** Imports an previously exported textual representation of an (maybe partial) irp */
1524 void ir_import(const char *filename)
1526 int oldoptimize = get_optimize();
1527 firm_verification_t oldver = get_node_verification_mode();
1529 io_env_t *env = &ioenv;
1534 memset(env, 0, sizeof(*env));
1535 env->idset = new_set(id_cmp, 128);
1536 env->fixedtypes = NEW_ARR_F(ir_type *, 0);
1538 env->file = fopen(filename, "rt");
1545 do_node_verification(FIRM_VERIFICATION_OFF);
1548 const char *str = read_str(env);
1550 switch (symbol(str, tt_keyword))
1553 if (!parse_modes(env)) goto end;
1557 if (!parse_typegraph(env)) goto end;
1562 ir_entity *irgent = get_entity(env, read_long(env));
1564 ir_graph *irg = new_ir_graph(irgent, 0);
1565 set_irg_frame_type(irg, get_type(env, read_long(env)));
1566 valuetypeid = read_long(env);
1567 if (valuetypeid != -1)
1568 set_method_value_param_type(get_entity_type(irgent),
1569 get_type(env, valuetypeid));
1571 if (!parse_graph(env, irg)) goto end;
1577 ir_graph *constirg = get_const_code_irg();
1578 long bodyblockid = read_long(env);
1579 set_id(env, bodyblockid, constirg->current_block);
1580 if (!parse_graph(env, constirg)) goto end;
1587 n = ARR_LEN(env->fixedtypes);
1588 for (i = 0; i < n; i++)
1589 set_type_state(env->fixedtypes[i], layout_fixed);
1591 DEL_ARR_F(env->fixedtypes);
1593 del_set(env->idset);
1595 irp_finalize_cons();
1597 do_node_verification(oldver);
1598 set_optimize(oldoptimize);