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_addess);
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 \"%s\" %u %u %s %s ",
390 is_frame_type(tp) ? "frametype" : is_value_param_type(tp) ? "valuetype" : "type",
392 get_type_tpop_name(tp),
394 get_type_size_bytes(tp),
395 get_type_alignment_bytes(tp),
396 get_type_state_name(get_type_state(tp)),
397 get_visibility_name(get_type_visibility(tp)));
400 static void export_type_pre(io_env_t *env, ir_type *tp)
404 /* skip types to be handled by post walker */
405 switch (get_type_tpop_code(tp))
413 export_type_common(env, tp);
415 switch (get_type_tpop_code(tp))
418 /* TODO: inheritance stuff not supported yet */
419 printf("Inheritance of classes not supported yet!\n");
423 write_mode(env, get_type_mode(tp));
436 printf("export_type_pre: Unknown type code \"%s\".\n", get_type_tpop_name(tp));
442 static void export_type_post(io_env_t *env, ir_type *tp)
445 int i, n, nparams, nresults;
447 /* skip types already handled by pre walker */
448 switch (get_type_tpop_code(tp))
458 export_type_common(env, tp);
460 switch (get_type_tpop_code(tp))
463 n = get_array_n_dimensions(tp);
464 fprintf(f, "%i %ld ", n, get_type_nr(get_array_element_type(tp)));
465 for (i = 0; i < n; i++) {
466 ir_node *lower = get_array_lower_bound(tp, i);
467 ir_node *upper = get_array_upper_bound(tp, i);
470 fprintf(f, "%ld ", get_tarval_long(get_Const_tarval(lower)));
472 panic("Lower array bound is not constant");
475 fprintf(f, "%ld ", get_tarval_long(get_Const_tarval(upper)));
476 else if (is_Unknown(upper))
477 fputs("unknown ", f);
479 panic("Upper array bound is not constant");
484 nparams = get_method_n_params(tp);
485 nresults = get_method_n_ress(tp);
486 fprintf(f, "0x%X 0x%X %i %i ", get_method_calling_convention(tp),
487 get_method_additional_properties(tp), nparams, nresults);
488 for (i = 0; i < nparams; i++)
489 fprintf(f, "%ld ", get_type_nr(get_method_param_type(tp, i)));
490 for (i = 0; i < nresults; i++)
491 fprintf(f, "%ld ", get_type_nr(get_method_res_type(tp, i)));
492 fprintf(f, "%d ", get_method_first_variadic_param_index(tp));
496 write_mode(env, get_type_mode(tp));
497 fprintf(f, "%ld ", get_type_nr(get_pointer_points_to_type(tp)));
501 printf("export_type: Unknown type code \"%s\".\n", get_type_tpop_name(tp));
507 static void export_entity(io_env_t *env, ir_entity *ent)
509 ir_type *owner = get_entity_owner(ent);
510 fprintf(env->file, "\tentity %ld \"%s\" \"%s\" %ld %ld %d %u %s %s %s %s %s ",
512 get_entity_name(ent),
513 ent->ld_name ? get_id_str(ent->ld_name) : "",
514 get_type_nr(get_entity_type(ent)),
516 get_entity_offset(ent),
517 (unsigned) get_entity_offset_bits_remainder(ent),
518 get_allocation_name(get_entity_allocation(ent)),
519 get_visibility_name(get_entity_visibility(ent)),
520 get_variability_name(get_entity_variability(ent)),
521 get_peculiarity_name(get_entity_peculiarity(ent)),
522 get_volatility_name(get_entity_volatility(ent)));
524 /* TODO: inheritance stuff for class entities not supported yet */
525 if (is_Class_type(owner) && owner != get_glob_type())
526 printf("Inheritance of class entities not supported yet!\n");
528 if (get_entity_variability(ent) != variability_uninitialized &&
529 get_entity_visibility(ent) != visibility_external_allocated)
531 if (is_compound_entity(ent)) {
532 if (has_entity_initializer(ent)) {
533 fputs("initializer ", env->file);
534 write_initializer(env, get_entity_initializer(ent));
536 int i, n = get_compound_ent_n_values(ent);
537 fputs("noninitializer ", env->file);
538 fprintf(env->file, "%d ", n);
539 for (i = 0; i < n; i++) {
540 ir_entity *member = get_compound_ent_value_member(ent, i);
541 ir_node *irn = get_compound_ent_value(ent, i);
542 fprintf(env->file, "%ld %ld ", get_entity_nr(member), get_irn_node_nr(irn));
546 ir_node *irn = get_atomic_ent_value(ent);
547 fprintf(env->file, "%ld ", get_irn_node_nr(irn));
551 fputc('\n', env->file);
554 static void export_type_or_ent_pre(type_or_ent tore, void *ctx)
556 io_env_t *env = (io_env_t *) ctx;
557 if (get_kind(tore.typ) == k_type)
558 export_type_pre(env, tore.typ);
561 static void export_type_or_ent_post(type_or_ent tore, void *ctx)
563 io_env_t *env = (io_env_t *) ctx;
565 switch (get_kind(tore.ent))
568 export_entity(env, tore.ent);
572 export_type_post(env, tore.typ);
576 panic("export_type_or_ent_post: Unknown type or entity.");
581 static void export_node(ir_node *irn, void *ctx)
583 io_env_t *env = (io_env_t *) ctx;
585 unsigned opcode = get_irn_opcode(irn);
587 if (env->ignoreblocks && opcode == iro_Block)
590 n = get_irn_arity(irn);
592 fprintf(env->file, "\t%s %ld [ ", get_irn_opname(irn), get_irn_node_nr(irn));
594 for (i = -1; i < n; i++) {
595 ir_node *pred = get_irn_n(irn, i);
597 /* Anchor node may have NULL predecessors */
598 assert(is_Anchor(irn));
599 fputs("-1 ", env->file);
601 fprintf(env->file, "%ld ", get_irn_node_nr(pred));
605 fprintf(env->file, "] { ");
609 #include "gen_irio_export.inl"
611 fputs("}\n", env->file);
614 static void export_modes(io_env_t *env)
616 int i, n_modes = get_irp_n_modes();
618 fputs("modes {\n", env->file);
620 for (i = 0; i < n_modes; i++) {
621 ir_mode *mode = get_irp_mode(i);
622 switch (get_mode_sort(mode))
625 case irms_control_flow:
627 case irms_internal_boolean:
628 /* skip "internal" modes, which may not be user defined */
632 fprintf(env->file, "\tmode \"%s\" 0x%X %d %d %s %d %d ", get_mode_name(mode),
633 get_mode_sort(mode), get_mode_size_bits(mode), get_mode_sign(mode),
634 get_mode_arithmetic_name(get_mode_arithmetic(mode)), get_mode_modulo_shift(mode),
635 get_mode_n_vector_elems(mode));
636 if (mode_is_reference(mode)) {
637 write_mode(env, get_reference_mode_signed_eq(mode));
638 write_mode(env, get_reference_mode_unsigned_eq(mode));
640 fputc('\n', env->file);
643 fputs("}\n\n", env->file);
646 /** Exports the whole irp to the given file in a textual form. */
647 void ir_export(const char *filename)
650 int i, n_irgs = get_irp_n_irgs();
652 env.file = fopen(filename, "wt");
660 fputs("typegraph {\n", env.file);
662 type_walk_plus_frames(export_type_or_ent_pre, export_type_or_ent_post, &env);
663 /* TODO: Visit frame types and "types for value params"? */
665 for (i = 0; i < n_irgs; i++) {
666 ir_graph *irg = get_irp_irg(i);
667 ir_type *valuetype = get_irg_value_param_type(irg);
669 fprintf(env.file, "}\n\nirg %ld %ld %ld {\n", get_entity_nr(get_irg_entity(irg)),
670 get_type_nr(get_irg_frame_type(irg)),
671 valuetype == NULL ? -1 : get_type_nr(valuetype));
673 env.ignoreblocks = 0;
674 irg_block_walk_graph(irg, NULL, export_node, &env);
676 env.ignoreblocks = 1;
677 irg_walk_anchors(irg, NULL, export_node, &env);
680 fprintf(env.file, "}\n\nconstirg %ld {\n", get_irn_node_nr(get_const_code_irg()->current_block));
682 walk_const_code(NULL, export_node, &env);
683 fputs("}\n", env.file);
688 /** Exports the given irg to the given file. */
689 void ir_export_irg(ir_graph *irg, const char *filename)
693 env.file = fopen(filename, "wt");
701 fputs("typegraph {\n", env.file);
703 type_walk_irg(irg, export_type_or_ent_pre, export_type_or_ent_post, &env);
705 fprintf(env.file, "}\n\nirg %ld {\n", get_entity_nr(get_irg_entity(irg)));
707 env.ignoreblocks = 0;
708 irg_block_walk_graph(irg, NULL, export_node, &env);
710 env.ignoreblocks = 1;
711 irg_walk_anchors(irg, NULL, export_node, &env);
713 /* TODO: Only output needed constants */
714 fputs("}\n\nconstirg {\n", env.file);
715 walk_const_code(NULL, export_node, &env);
716 fputs("}\n", env.file);
721 static void save_lex_state(io_env_t *env, lex_state_t *state)
723 state->offs = ftell(env->file);
724 state->line = env->line;
725 state->col = env->col;
728 static void restore_lex_state(io_env_t *env, lex_state_t *state)
730 fseek(env->file, state->offs, SEEK_SET);
731 env->line = state->line;
732 env->col = state->col;
735 static int read_c(io_env_t *env)
737 int ch = fgetc(env->file);
756 /** Returns the first non-whitespace character or EOF. **/
757 static int skip_ws(io_env_t *env)
761 int ch = read_c(env);
776 static void skip_to(io_env_t *env, char to_ch)
781 while (ch != to_ch && ch != EOF);
784 static int expect_char(io_env_t *env, char ch)
786 int curch = skip_ws(env);
788 printf("Unexpected char '%c', expected '%c' in line %i:%i\n", curch, ch, env->line, env->col);
794 #define EXPECT(c) if (expect_char(env, (c))) {} else return 0
795 #define EXPECT_OR_EXIT(c) if (expect_char(env, (c))) {} else exit(1)
797 inline static const char *read_str_to(io_env_t *env, char *buf, size_t bufsize)
800 for (i = 0; i < bufsize - 1; i++) {
801 int ch = read_c(env);
802 if (ch == EOF) break;
811 i--; /* skip whitespace */
824 static const char *read_str(io_env_t *env)
826 static char buf[1024];
827 return read_str_to(env, buf, sizeof(buf));
830 static const char *read_qstr_to(io_env_t *env, char *buf, size_t bufsize)
833 EXPECT_OR_EXIT('\"');
834 for (i = 0; i < bufsize - 1; i++) {
835 int ch = read_c(env);
837 printf("Unexpected end of quoted string!\n");
840 if (ch == '\"') break;
844 if (i == bufsize - 1) {
845 printf("Quoted string too long!\n");
852 static const char *read_qstr(io_env_t *env)
854 static char buf[1024];
855 return read_qstr_to(env, buf, sizeof(buf));
858 static long read_long2(io_env_t *env, char **endptr)
860 static char buf[1024];
861 return strtol(read_str_to(env, buf, sizeof(buf)), endptr, 0);
864 static long read_long(io_env_t *env)
866 return read_long2(env, NULL);
869 static ir_node *get_node_or_null(io_env_t *env, long nodenr)
871 ir_node *node = (ir_node *) get_id(env, nodenr);
872 if (node && node->kind != k_ir_node)
873 panic("Irn ID %ld collides with something else in line %i:%i\n", nodenr, env->line, env->col);
877 static ir_node *get_node(io_env_t *env, long nodenr)
879 ir_node *node = get_node_or_null(env, nodenr);
881 panic("Unknown node: %ld in line %i:%i\n", nodenr, env->line, env->col);
886 static ir_node *get_node_or_dummy(io_env_t *env, long nodenr)
888 ir_node *node = get_node_or_null(env, nodenr);
890 node = new_Dummy(mode_X);
891 set_id(env, nodenr, node);
896 static ir_type *get_type(io_env_t *env, long typenr)
898 ir_type *type = (ir_type *) get_id(env, typenr);
900 panic("Unknown type: %ld in line %i:%i\n", typenr, env->line, env->col);
901 else if (type->kind != k_type)
902 panic("Type ID %ld collides with something else in line %i:%i\n", typenr, env->line, env->col);
906 static ir_type *read_type(io_env_t *env)
908 return get_type(env, read_long(env));
911 static ir_entity *get_entity(io_env_t *env, long entnr)
913 ir_entity *entity = (ir_entity *) get_id(env, entnr);
914 if (entity == NULL) {
915 printf("Unknown entity: %ld in line %i:%i\n", entnr, env->line, env->col);
917 } else if (entity->kind != k_entity)
918 panic("Entity ID %ld collides with something else in line %i:%i\n", entnr, env->line, env->col);
922 static ir_entity *read_entity(io_env_t *env)
924 return get_entity(env, read_long(env));
927 static ir_mode *read_mode(io_env_t *env)
929 static char buf[128];
932 read_str_to(env, buf, sizeof(buf));
934 n = get_irp_n_modes();
935 for (i = 0; i < n; i++) {
936 ir_mode *mode = get_irp_mode(i);
937 if (!strcmp(buf, get_mode_name(mode)))
941 printf("Unknown mode \"%s\" in line %i:%i\n", buf, env->line, env->col);
945 static const char *get_typetag_name(typetag_t typetag)
949 case tt_align: return "align";
950 case tt_allocation: return "allocation";
951 case tt_builtin: return "builtin kind";
952 case tt_initializer: return "initializer kind";
953 case tt_iro: return "opcode";
954 case tt_peculiarity: return "peculiarity";
955 case tt_pin_state: return "pin state";
956 case tt_tpo: return "type";
957 case tt_type_state: return "type state";
958 case tt_variability: return "variability";
959 case tt_visibility: return "visibility";
960 case tt_volatility: return "volatility";
961 default: return "<UNKNOWN>";
966 * Read and decode an enum constant.
968 static unsigned read_enum(io_env_t *env, typetag_t typetag)
970 static char buf[128];
971 unsigned code = symbol(read_str_to(env, buf, sizeof(buf)), typetag);
972 if (code != SYMERROR)
975 printf("Invalid %s: \"%s\" in %i:%i\n", get_typetag_name(typetag), buf, env->line, env->col);
979 #define read_align(env) ((ir_align) read_enum(env, tt_align))
980 #define read_allocation(env) ((ir_allocation) read_enum(env, tt_allocation))
981 #define read_builtin_kind(env) ((ir_builtin_kind) read_enum(env, tt_builtin))
982 #define read_cond_kind(env) ((cond_kind) read_enum(env, tt_cond_kind))
983 #define read_cond_jmp_predicate(env) ((cond_jmp_predicate) read_enum(env, tt_cond_jmp_predicate))
984 #define read_initializer_kind(env) ((ir_initializer_kind_t) read_enum(env, tt_initializer))
985 #define read_mode_arithmetic(env) ((ir_mode_arithmetic) read_enum(env, tt_mode_arithmetic))
986 #define read_peculiarity(env) ((ir_peculiarity) read_enum(env, tt_peculiarity))
987 #define read_pin_state(env) ((op_pin_state) read_enum(env, tt_pin_state))
988 #define read_type_state(env) ((ir_type_state) read_enum(env, tt_type_state))
989 #define read_variability(env) ((ir_variability) read_enum(env, tt_variability))
990 #define read_visibility(env) ((ir_visibility) read_enum(env, tt_visibility))
991 #define read_volatility(env) ((ir_volatility) read_enum(env, tt_volatility))
993 static ir_cons_flags get_cons_flags(io_env_t *env)
995 ir_cons_flags flags = cons_none;
997 op_pin_state pinstate = read_pin_state(env);
1000 case op_pin_state_floats: flags |= cons_floats; break;
1001 case op_pin_state_pinned: break;
1003 panic("Error in %i:%i: Invalid pinstate: %s", env->line, env->col, get_op_pin_state_name(pinstate));
1006 if (read_volatility(env) == volatility_is_volatile)
1007 flags |= cons_volatile;
1008 if (read_align(env) == align_non_aligned)
1009 flags |= cons_unaligned;
1014 static tarval *read_tv(io_env_t *env)
1016 static char buf[128];
1017 ir_mode *tvmode = read_mode(env);
1018 read_str_to(env, buf, sizeof(buf));
1019 return new_tarval_from_str(buf, strlen(buf), tvmode);
1022 static ir_initializer_t *read_initializer(io_env_t *env)
1024 FILE *f = env->file;
1025 ir_initializer_kind_t ini_kind = read_initializer_kind(env);
1029 case IR_INITIALIZER_CONST:
1031 ir_node *irn = get_node_or_dummy(env, read_long(env));
1032 return create_initializer_const(irn);
1035 case IR_INITIALIZER_TARVAL:
1036 return create_initializer_tarval(read_tv(env));
1038 case IR_INITIALIZER_NULL:
1039 return get_initializer_null();
1041 case IR_INITIALIZER_COMPOUND:
1043 unsigned i, n = (unsigned) read_long(env);
1044 ir_initializer_t *ini = create_initializer_compound(n);
1045 for (i = 0; i < n; i++) {
1046 ir_initializer_t *curini = read_initializer(env);
1047 set_initializer_compound_value(ini, i, curini);
1053 panic("Unknown initializer kind");
1058 /** Reads a type description and remembers it by its id. */
1059 static void import_type(io_env_t *env, keyword_t kwkind)
1063 long typenr = read_long(env);
1064 const char *tpop = read_str(env);
1065 const char *name = read_qstr(env);
1066 unsigned size = (unsigned) read_long(env);
1067 unsigned align = (unsigned) read_long(env);
1068 ir_type_state state = read_type_state(env);
1069 ir_visibility vis = read_visibility(env);
1071 ident *id = new_id_from_str(name);
1073 const char *kindstr;
1075 if (kwkind == kw_frametype) {
1076 if (symbol(tpop, tt_tpo) != tpo_class) {
1077 printf("Frame type must be a class type in line %i:%i\n", env->line, env->col);
1082 type = new_type_frame(id);
1083 set_type_size_bytes(type, size);
1085 kindstr = "frametype";
1086 } else if (kwkind == kw_valuetype) {
1087 if (symbol(tpop, tt_tpo) != tpo_struct) {
1088 printf("Value type must be a struct type in line %i:%i\n", env->line, env->col);
1093 type = new_type_value(id);
1094 set_type_size_bytes(type, size);
1096 kindstr = "valuetype";
1098 switch (symbol(tpop, tt_tpo))
1102 int ndims = (int) read_long(env);
1103 long elemtypenr = read_long(env);
1104 ir_type *elemtype = get_type(env, elemtypenr);
1106 type = new_type_array(id, ndims, elemtype);
1107 for (i = 0; i < ndims; i++) {
1108 const char *str = read_str(env);
1109 if (strcmp(str, "unknown") != 0) {
1110 long lowerbound = strtol(str, NULL, 0);
1111 set_array_lower_bound_int(type, i, lowerbound);
1113 str = read_str(env);
1114 if (strcmp(str, "unknown") != 0) {
1115 long upperbound = strtol(str, NULL, 0);
1116 set_array_upper_bound_int(type, i, upperbound);
1119 set_type_size_bytes(type, size);
1124 type = new_type_class(id);
1125 set_type_size_bytes(type, size);
1130 unsigned callingconv = (unsigned) read_long(env);
1131 unsigned addprops = (unsigned) read_long(env);
1132 int nparams = (int) read_long(env);
1133 int nresults = (int) read_long(env);
1136 type = new_type_method(id, nparams, nresults);
1138 for (i = 0; i < nparams; i++) {
1139 long typenr = read_long(env);
1140 ir_type *paramtype = get_type(env, typenr);
1142 set_method_param_type(type, i, paramtype);
1144 for (i = 0; i < nresults; i++) {
1145 long typenr = read_long(env);
1146 ir_type *restype = get_type(env, typenr);
1148 set_method_res_type(type, i, restype);
1151 variaindex = (int) read_long(env);
1152 if (variaindex != -1) {
1153 set_method_variadicity(type, variadicity_variadic);
1154 if (variaindex != nparams)
1155 set_method_first_variadic_param_index(type, variaindex);
1158 set_method_calling_convention(type, callingconv);
1159 set_method_additional_properties(type, addprops);
1165 ir_mode *mode = read_mode(env);
1166 ir_type *pointsto = get_type(env, read_long(env));
1167 type = new_type_pointer(id, pointsto, mode);
1173 ir_mode *mode = read_mode(env);
1174 type = new_type_primitive(id, mode);
1179 type = new_type_struct(id);
1180 set_type_size_bytes(type, size);
1184 type = new_type_union(id);
1185 set_type_size_bytes(type, size);
1189 return; /* ignore unknown type */
1192 if (typenr != 0) /* ignore global type */
1193 printf("Unknown type kind: \"%s\" in line %i:%i\n", tpop, env->line, env->col);
1200 set_type_alignment_bytes(type, align);
1201 set_type_visibility(type, vis);
1203 if (state == layout_fixed)
1204 ARR_APP1(ir_type *, env->fixedtypes, type);
1206 set_id(env, typenr, type);
1207 printf("Insert %s %s %ld\n", kindstr, name, typenr);
1210 /** Reads an entity description and remembers it by its id. */
1211 static void import_entity(io_env_t *env)
1213 char buf[1024], buf2[1024];
1214 long entnr = read_long(env);
1215 const char *name = read_qstr_to(env, buf, sizeof(buf));
1216 const char *ld_name = read_qstr_to(env, buf2, sizeof(buf2));
1217 long typenr = read_long(env);
1218 long ownertypenr = read_long(env);
1220 ir_type *type = get_type(env, typenr);
1221 ir_type *ownertype = !ownertypenr ? get_glob_type() : get_type(env, ownertypenr);
1222 ir_entity *entity = new_entity(ownertype, new_id_from_str(name), type);
1225 set_entity_ld_ident(entity, new_id_from_str(ld_name));
1226 set_entity_offset (entity, (int) read_long(env));
1227 set_entity_offset_bits_remainder(entity, (unsigned char) read_long(env));
1228 set_entity_allocation (entity, read_allocation(env));
1229 set_entity_visibility (entity, read_visibility(env));
1230 set_entity_variability(entity, read_variability(env));
1231 set_entity_peculiarity(entity, read_peculiarity(env));
1232 set_entity_volatility (entity, read_volatility(env));
1234 if (get_entity_variability(entity) != variability_uninitialized &&
1235 get_entity_visibility(entity) != visibility_external_allocated)
1237 if (is_compound_entity(entity)) {
1238 if (!strcmp(read_str_to(env, buf2, sizeof(buf2)), "initializer")) {
1239 set_entity_initializer(entity, read_initializer(env));
1241 int i, n = (int) read_long(env);
1242 for (i = 0; i < n; i++) {
1243 ir_entity *member = get_entity(env, read_long(env));
1244 ir_node *irn = get_node_or_dummy(env, read_long(env));
1245 add_compound_ent_value(entity, irn, member);
1249 ir_node *irn = get_node_or_dummy(env, read_long(env));
1250 set_atomic_ent_value(entity, irn);
1254 set_id(env, entnr, entity);
1255 printf("Insert entity %s %ld\n", name, entnr);
1258 /** Parses the whole type graph. */
1259 static int parse_typegraph(io_env_t *env)
1263 lex_state_t oldstate;
1267 save_lex_state(env, &oldstate);
1269 current_ir_graph = get_const_code_irg();
1271 /* parse all types first */
1273 kind = read_str(env);
1274 if (kind[0] == '}' && kind[1] == '\0')
1277 kwkind = (keyword_t) symbol(kind, tt_keyword);
1283 import_type(env, kwkind);
1292 /* now parse rest */
1293 restore_lex_state(env, &oldstate);
1296 kind = read_str(env);
1297 if (kind[0] == '}' && kind[1] == '\0')
1300 switch (symbol(kind, tt_keyword))
1313 printf("Type graph element not supported yet: \"%s\"\n", kind);
1321 static int read_node_header(io_env_t *env, long *nodenr, long **preds, const char **nodename)
1324 *nodename = read_str(env);
1325 if ((*nodename)[0] == '}' && !(*nodename)[1]) return -1; /* end-of-graph */
1327 *nodenr = read_long(env);
1329 ARR_RESIZE(ir_node *, *preds, 0);
1332 for (numpreds = 0; !feof(env->file); numpreds++) {
1334 ARR_APP1(long, *preds, read_long2(env, &endptr));
1335 if (*endptr == ']') break;
1340 /** Parses an IRG. */
1341 static int parse_graph(io_env_t *env, ir_graph *irg)
1343 long *preds = NEW_ARR_F(long, 16);
1344 ir_node **prednodes = NEW_ARR_F(ir_node *, 16);
1345 int i, numpreds, ret = 1;
1347 const char *nodename;
1348 ir_node *node, *newnode;
1350 current_ir_graph = irg;
1355 numpreds = read_node_header(env, &nodenr, &preds, &nodename);
1356 if (numpreds == -1) break; /* end-of-graph */
1358 printf("Node %s %ld is missing predecessors!", nodename, nodenr);
1363 ARR_RESIZE(ir_node *, prednodes, numpreds);
1364 for (i = 0; i < numpreds - 1; i++)
1365 prednodes[i] = get_node_or_dummy(env, preds[i + 1]);
1367 node = get_node_or_null(env, nodenr);
1372 switch (symbol(nodename, tt_iro))
1376 ir_node *newendblock = get_node(env, preds[0]);
1377 newnode = get_irg_end(current_ir_graph);
1378 exchange(get_nodes_block(newnode), newendblock);
1379 for (i = 0; i < numpreds - 1; i++)
1380 add_irn_n(newnode, prednodes[i]);
1386 ir_node *newstartblock = get_node(env, preds[0]);
1387 newnode = get_irg_start(current_ir_graph);
1388 exchange(get_nodes_block(newnode), newstartblock);
1394 if (preds[0] != nodenr) {
1395 printf("Invalid block: preds[0] != nodenr (%ld != %ld)\n",
1401 newnode = new_Block(numpreds - 1, prednodes);
1406 newnode = current_ir_graph->anchor;
1407 for (i = 0; i < numpreds - 1; i++)
1408 set_irn_n(newnode, i, prednodes[i]);
1409 set_irn_n(newnode, -1, get_node(env, preds[0]));
1414 long entnr = read_long(env);
1415 union symconst_symbol sym;
1416 sym.entity_p = get_entity(env, entnr);
1417 newnode = new_SymConst(mode_P, sym, symconst_addr_ent);
1421 #include "gen_irio_import.inl"
1431 panic("Node type not supported yet: %s in line %i:%i\n", nodename, env->line, env->col);
1435 exchange(node, newnode);
1436 /* Always update hash entry to avoid more uses of id nodes */
1437 set_id(env, nodenr, newnode);
1438 /* printf("Insert %s %ld\n", nodename, nodenr); */
1443 DEL_ARR_F(prednodes);
1448 static int parse_modes(io_env_t *env)
1456 kind = read_str(env);
1457 if (kind[0] == '}' && kind[1] == '\0')
1460 kwkind = (keyword_t) symbol(kind, tt_keyword);
1465 const char *name = read_qstr(env);
1466 ir_mode_sort sort = (ir_mode_sort) read_long(env);
1467 int size = read_long(env);
1468 int sign = read_long(env);
1469 ir_mode_arithmetic arith = read_mode_arithmetic(env);
1470 unsigned modulo_shift = read_long(env);
1471 int vector_elems = read_long(env);
1473 ir_mode *mode = new_ir_mode(name, sort, size, sign, arith, modulo_shift);
1475 if (mode_is_reference(mode))
1477 set_reference_mode_signed_eq(mode, read_mode(env));
1478 set_reference_mode_unsigned_eq(mode, read_mode(env));
1491 /** Imports an previously exported textual representation of an (maybe partial) irp */
1492 void ir_import(const char *filename)
1494 int oldoptimize = get_optimize();
1495 firm_verification_t oldver = get_node_verification_mode();
1497 io_env_t *env = &ioenv;
1502 memset(env, 0, sizeof(*env));
1503 env->idset = new_set(id_cmp, 128);
1504 env->fixedtypes = NEW_ARR_F(ir_type *, 0);
1506 env->file = fopen(filename, "rt");
1513 do_node_verification(FIRM_VERIFICATION_OFF);
1516 const char *str = read_str(env);
1518 switch (symbol(str, tt_keyword))
1521 if (!parse_modes(env)) goto end;
1525 if (!parse_typegraph(env)) goto end;
1530 ir_entity *irgent = get_entity(env, read_long(env));
1532 ir_graph *irg = new_ir_graph(irgent, 0);
1533 set_irg_frame_type(irg, get_type(env, read_long(env)));
1534 valuetypeid = read_long(env);
1535 if (valuetypeid != -1)
1536 set_method_value_param_type(get_entity_type(irgent),
1537 get_type(env, valuetypeid));
1539 if (!parse_graph(env, irg)) goto end;
1545 ir_graph *constirg = get_const_code_irg();
1546 long bodyblockid = read_long(env);
1547 set_id(env, bodyblockid, constirg->current_block);
1548 if (!parse_graph(env, constirg)) goto end;
1555 n = ARR_LEN(env->fixedtypes);
1556 for (i = 0; i < n; i++)
1557 set_type_state(env->fixedtypes[i], layout_fixed);
1559 DEL_ARR_F(env->fixedtypes);
1561 del_set(env->idset);
1563 irp_finalize_cons();
1565 do_node_verification(oldver);
1566 set_optimize(oldoptimize);