9 // First 5 fields accessed directly by compiler. See basis/vm/vm.factor
14 /* Spare context -- for callbacks */
17 /* New objects are allocated here */
18 nursery_space nursery;
20 /* Add this to a shifted address to compute write barrier offsets */
24 /* Various special objects, accessed by special-object and
25 set-special-object primitives */
26 cell special_objects[special_object_count];
28 /* Data stack and retain stack sizes */
29 cell datastack_size, retainstack_size, callstack_size;
31 /* Stack of callback IDs */
32 std::vector<int> callback_ids;
34 /* Next callback ID */
37 /* List of callback function descriptors for PPC */
38 std::list<void **> function_descriptors;
40 /* Pooling unused contexts to make context allocation cheaper */
41 std::list<context *> unused_contexts;
43 /* Active contexts, for tracing by the GC */
44 std::set<context *> active_contexts;
46 /* Canonical truth value. In Factor, 't' */
49 /* External entry points */
50 c_to_factor_func_type c_to_factor_func;
52 /* Is call counting enabled? */
54 /* Is sampling profiler enabled? */
57 /* Global variables used to pass fault handler state from signal handler
60 cell signal_fault_addr;
61 unsigned int signal_fpu_status;
63 cell safepoint_sample_count;
64 sigset_t safepoint_signals;
66 /* GC is off during heap walking */
75 /* Pinned callback stubs */
76 callback_heap *callbacks;
78 /* Only set if we're performing a GC */
82 std::vector<cell> mark_stack;
84 /* If not NULL, we push GC events here */
85 std::vector<gc_event> *gc_events;
87 /* If a runtime function needs to call another function which potentially
88 allocates memory, it must wrap any references to the data and code
89 heaps with data_root and code_root smart pointers, which register
90 themselves here. See data_roots.hpp and code_roots.hpp */
91 std::vector<data_root_range> data_roots;
92 std::vector<cell> bignum_roots;
93 std::vector<code_root *> code_roots;
100 /* Canonical bignums */
105 /* Method dispatch statistics */
106 dispatch_statistics dispatch_stats;
108 /* Number of entries in a polymorphic inline cache */
111 /* Incrementing object counter for identity hashing */
114 /* Sanity check to ensure that monotonic counter doesn't
118 /* Stack for signal handlers, only used on Unix */
119 segment *signal_callstack_seg;
122 context *new_context();
123 void init_context(context *ctx);
124 void delete_context(context *old_context);
125 void init_contexts(cell datastack_size_, cell retainstack_size_, cell callstack_size_);
126 void delete_contexts();
127 cell begin_callback(cell quot);
129 void primitive_current_callback();
130 void primitive_context_object();
131 void primitive_context_object_for();
132 void primitive_set_context_object();
133 cell stack_to_array(cell bottom, cell top);
134 cell datastack_to_array(context *ctx);
135 void primitive_datastack();
136 void primitive_datastack_for();
137 cell retainstack_to_array(context *ctx);
138 void primitive_retainstack();
139 void primitive_retainstack_for();
140 cell array_to_stack(array *array, cell bottom);
141 void set_datastack(context *ctx, array *array);
142 void primitive_set_datastack();
143 void set_retainstack(context *ctx, array *array);
144 void primitive_set_retainstack();
145 void primitive_check_datastack();
146 void primitive_load_locals();
148 template<typename Iterator> void iterate_active_callstacks(Iterator &iter)
150 std::set<context *>::const_iterator begin = active_contexts.begin();
151 std::set<context *>::const_iterator end = active_contexts.end();
152 while(begin != end) iterate_callstack(*begin++,iter);
156 void primitive_exit();
157 void primitive_nano_count();
158 void primitive_sleep();
159 void primitive_set_slot();
162 void primitive_special_object();
163 void primitive_set_special_object();
164 void primitive_identity_hashcode();
165 void compute_identity_hashcode(object *obj);
166 void primitive_compute_identity_hashcode();
167 cell object_size(cell tagged);
168 cell clone_object(cell obj_);
169 void primitive_clone();
170 void primitive_become();
173 void init_profiler();
174 code_block *compile_profiling_stub(cell word_);
175 void set_profiling(bool profiling);
176 void primitive_profiling();
179 void general_error(vm_error_type error, cell arg1, cell arg2);
180 void type_error(cell type, cell tagged);
181 void not_implemented_error();
182 void memory_protection_error(cell addr);
183 void signal_error(cell signal);
184 void divide_by_zero_error();
185 void fp_trap_error(unsigned int fpu_status);
186 void primitive_unimplemented();
187 void memory_signal_handler_impl();
188 void synchronous_signal_handler_impl();
189 void fp_signal_handler_impl();
190 void enqueue_safepoint_fep();
191 void enqueue_safepoint_sample();
192 void enqueue_safepoint_signal(cell signal);
193 void handle_safepoint();
196 int bignum_equal_p(bignum * x, bignum * y);
197 enum bignum_comparison bignum_compare(bignum * x, bignum * y);
198 bignum *bignum_add(bignum * x, bignum * y);
199 bignum *bignum_subtract(bignum * x, bignum * y);
200 bignum *bignum_multiply(bignum * x, bignum * y);
201 void bignum_divide(bignum * numerator, bignum * denominator, bignum * * quotient, bignum * * remainder);
202 bignum *bignum_quotient(bignum * numerator, bignum * denominator);
203 bignum *bignum_remainder(bignum * numerator, bignum * denominator);
204 cell bignum_to_cell(bignum * bignum);
205 fixnum bignum_to_fixnum(bignum * bignum);
206 s64 bignum_to_long_long(bignum * bignum);
207 u64 bignum_to_ulong_long(bignum * bignum);
208 bignum *double_to_bignum(double x);
209 int bignum_equal_p_unsigned(bignum * x, bignum * y);
210 enum bignum_comparison bignum_compare_unsigned(bignum * x, bignum * y);
211 bignum *bignum_add_unsigned(bignum * x, bignum * y, int negative_p);
212 bignum *bignum_subtract_unsigned(bignum * x, bignum * y);
213 bignum *bignum_multiply_unsigned(bignum * x, bignum * y, int negative_p);
214 bignum *bignum_multiply_unsigned_small_factor(bignum * x, bignum_digit_type y,int negative_p);
215 void bignum_destructive_add(bignum * bignum, bignum_digit_type n);
216 void bignum_destructive_scale_up(bignum * bignum, bignum_digit_type factor);
217 void bignum_divide_unsigned_large_denominator(bignum * numerator, bignum * denominator,
218 bignum * * quotient, bignum * * remainder, int q_negative_p, int r_negative_p);
219 void bignum_divide_unsigned_normalized(bignum * u, bignum * v, bignum * q);
220 bignum_digit_type bignum_divide_subtract(bignum_digit_type * v_start, bignum_digit_type * v_end,
221 bignum_digit_type guess, bignum_digit_type * u_start);
222 void bignum_divide_unsigned_medium_denominator(bignum * numerator,bignum_digit_type denominator,
223 bignum * * quotient, bignum * * remainder,int q_negative_p, int r_negative_p);
224 void bignum_destructive_normalization(bignum * source, bignum * target, int shift_left);
225 void bignum_destructive_unnormalization(bignum * bignum, int shift_right);
226 bignum_digit_type bignum_digit_divide(bignum_digit_type uh, bignum_digit_type ul,
227 bignum_digit_type v, bignum_digit_type * q) /* return value */;
228 bignum_digit_type bignum_digit_divide_subtract(bignum_digit_type v1, bignum_digit_type v2,
229 bignum_digit_type guess, bignum_digit_type * u);
230 void bignum_divide_unsigned_small_denominator(bignum * numerator, bignum_digit_type denominator,
231 bignum * * quotient, bignum * * remainder,int q_negative_p, int r_negative_p);
232 bignum_digit_type bignum_destructive_scale_down(bignum * bignum, bignum_digit_type denominator);
233 bignum * bignum_remainder_unsigned_small_denominator(bignum * n, bignum_digit_type d, int negative_p);
234 bignum *bignum_digit_to_bignum(bignum_digit_type digit, int negative_p);
235 bignum *allot_bignum(bignum_length_type length, int negative_p);
236 bignum * allot_bignum_zeroed(bignum_length_type length, int negative_p);
237 bignum *bignum_shorten_length(bignum * bignum, bignum_length_type length);
238 bignum *bignum_trim(bignum * bignum);
239 bignum *bignum_new_sign(bignum * x, int negative_p);
240 bignum *bignum_maybe_new_sign(bignum * x, int negative_p);
241 void bignum_destructive_copy(bignum * source, bignum * target);
242 bignum *bignum_bitwise_not(bignum * x);
243 bignum *bignum_arithmetic_shift(bignum * arg1, fixnum n);
244 bignum *bignum_bitwise_and(bignum * arg1, bignum * arg2);
245 bignum *bignum_bitwise_ior(bignum * arg1, bignum * arg2);
246 bignum *bignum_bitwise_xor(bignum * arg1, bignum * arg2);
247 bignum *bignum_magnitude_ash(bignum * arg1, fixnum n);
248 bignum *bignum_pospos_bitwise_op(int op, bignum * arg1, bignum * arg2);
249 bignum *bignum_posneg_bitwise_op(int op, bignum * arg1, bignum * arg2);
250 bignum *bignum_negneg_bitwise_op(int op, bignum * arg1, bignum * arg2);
251 void bignum_negate_magnitude(bignum * arg);
252 bignum *bignum_integer_length(bignum * x);
253 int bignum_logbitp(int shift, bignum * arg);
254 int bignum_unsigned_logbitp(int shift, bignum * bignum);
257 void init_card_decks();
258 void set_data_heap(data_heap *data_);
259 void init_data_heap(cell young_size, cell aging_size, cell tenured_size);
260 void primitive_size();
261 data_heap_room data_room();
262 void primitive_data_room();
265 cell instances(cell type);
266 void primitive_all_instances();
268 template<typename Generation, typename Iterator>
269 inline void each_object(Generation *gen, Iterator &iterator)
271 cell obj = gen->first_object();
274 iterator((object *)obj);
275 obj = gen->next_object_after(obj);
279 template<typename Iterator> inline void each_object(Iterator &iterator)
283 each_object(data->tenured,iterator);
284 each_object(data->aging,iterator);
285 each_object(data->nursery,iterator);
290 /* the write barrier must be called any time we are potentially storing a
291 pointer from an older generation to a younger one */
292 inline void write_barrier(cell *slot_ptr)
294 *(char *)(cards_offset + ((cell)slot_ptr >> card_bits)) = card_mark_mask;
295 *(char *)(decks_offset + ((cell)slot_ptr >> deck_bits)) = card_mark_mask;
298 inline void write_barrier(object *obj, cell size)
300 cell start = (cell)obj & (~card_size + 1);
301 cell end = ((cell)obj + size + card_size - 1) & (~card_size + 1);
303 for(cell offset = start; offset < end; offset += card_size)
304 write_barrier((cell *)offset);
308 void check_data_heap();
312 void set_current_gc_op(gc_op op);
313 void start_gc_again();
314 void update_code_heap_for_minor_gc(std::set<code_block *> *remembered_set);
315 void collect_nursery();
316 void collect_aging();
317 void collect_to_tenured();
318 void update_code_roots_for_sweep();
319 void update_code_roots_for_compaction();
320 void collect_mark_impl(bool trace_contexts_p);
321 void collect_sweep_impl();
322 void collect_full(bool trace_contexts_p);
323 void collect_compact_impl(bool trace_contexts_p);
324 void collect_compact_code_impl(bool trace_contexts_p);
325 void collect_compact(bool trace_contexts_p);
326 void collect_growing_heap(cell requested_size, bool trace_contexts_p);
327 void gc(gc_op op, cell requested_size, bool trace_contexts_p);
328 void scrub_context(context *ctx);
329 void scrub_contexts();
330 void primitive_minor_gc();
331 void primitive_full_gc();
332 void primitive_compact_gc();
333 void primitive_enable_gc_events();
334 void primitive_disable_gc_events();
335 object *allot_object(cell type, cell size);
336 object *allot_large_object(cell type, cell size);
338 template<typename Type> Type *allot(cell size)
340 return (Type *)allot_object(Type::type_number,size);
343 inline bool in_data_heap_p(cell pointer)
345 return (pointer >= data->seg->start && pointer < data->seg->end);
348 inline void check_data_pointer(object *pointer)
351 if(!(current_gc && current_gc->op == collect_growing_heap_op))
352 assert(in_data_heap_p((cell)pointer));
357 template<typename Array> Array *allot_uninitialized_array(cell capacity);
358 template<typename Array> bool reallot_array_in_place_p(Array *array, cell capacity);
359 template<typename Array> Array *reallot_array(Array *array_, cell capacity);
362 void print_chars(string* str);
363 void print_word(word* word, cell nesting);
364 void print_factor_string(string* str);
365 void print_array(array* array, cell nesting);
366 void print_tuple(tuple *tuple, cell nesting);
367 void print_nested_obj(cell obj, fixnum nesting);
368 void print_obj(cell obj);
369 void print_objects(cell *start, cell *end);
370 void print_datastack();
371 void print_retainstack();
372 void print_callstack();
373 void dump_cell(cell x);
374 void dump_memory(cell from, cell to);
375 template<typename Generation> void dump_generation(const char *name, Generation *gen);
376 void dump_generations();
377 void dump_objects(cell type);
378 void find_data_references_step(cell *scan);
379 void find_data_references(cell look_for_);
380 void dump_code_heap();
382 void primitive_die();
385 inline void set_array_nth(array *array, cell slot, cell value);
386 array *allot_array(cell capacity, cell fill_);
387 void primitive_array();
388 cell allot_array_1(cell obj_);
389 cell allot_array_2(cell v1_, cell v2_);
390 cell allot_array_4(cell v1_, cell v2_, cell v3_, cell v4_);
391 void primitive_resize_array();
392 cell std_vector_to_array(std::vector<cell> &elements);
395 string *allot_string_internal(cell capacity);
396 void fill_string(string *str_, cell start, cell capacity, cell fill);
397 string *allot_string(cell capacity, cell fill);
398 void primitive_string();
399 bool reallot_string_in_place_p(string *str, cell capacity);
400 string* reallot_string(string *str_, cell capacity);
401 void primitive_resize_string();
402 void primitive_set_string_nth_fast();
405 cell tag_boolean(cell untagged)
407 return (untagged ? true_object : false_object);
411 byte_array *allot_byte_array(cell size);
412 void primitive_byte_array();
413 void primitive_uninitialized_byte_array();
414 void primitive_resize_byte_array();
416 template<typename Type> byte_array *byte_array_from_value(Type *value);
419 void primitive_tuple();
420 void primitive_tuple_boa();
423 word *allot_word(cell name_, cell vocab_, cell hashcode_);
424 void primitive_word();
425 void primitive_word_code();
426 void update_word_entry_point(word *w_);
427 void primitive_optimized_p();
428 void primitive_wrapper();
429 void jit_compile_word(cell word_, cell def_, bool relocating);
430 cell find_all_words();
431 void compile_all_words();
434 void primitive_bignum_to_fixnum();
435 void primitive_float_to_fixnum();
436 void primitive_fixnum_divint();
437 void primitive_fixnum_divmod();
438 bignum *fixnum_to_bignum(fixnum);
439 bignum *cell_to_bignum(cell);
440 bignum *long_long_to_bignum(s64 n);
441 bignum *ulong_long_to_bignum(u64 n);
442 inline fixnum sign_mask(fixnum x);
443 inline fixnum branchless_max(fixnum x, fixnum y);
444 inline fixnum branchless_abs(fixnum x);
445 void primitive_fixnum_shift();
446 void primitive_fixnum_to_bignum();
447 void primitive_float_to_bignum();
448 void primitive_bignum_eq();
449 void primitive_bignum_add();
450 void primitive_bignum_subtract();
451 void primitive_bignum_multiply();
452 void primitive_bignum_divint();
453 void primitive_bignum_divmod();
454 void primitive_bignum_mod();
455 void primitive_bignum_and();
456 void primitive_bignum_or();
457 void primitive_bignum_xor();
458 void primitive_bignum_shift();
459 void primitive_bignum_less();
460 void primitive_bignum_lesseq();
461 void primitive_bignum_greater();
462 void primitive_bignum_greatereq();
463 void primitive_bignum_not();
464 void primitive_bignum_bitp();
465 void primitive_bignum_log2();
466 inline cell unbox_array_size();
467 cell unbox_array_size_slow();
468 void primitive_fixnum_to_float();
469 void primitive_format_float();
470 void primitive_float_eq();
471 void primitive_float_add();
472 void primitive_float_subtract();
473 void primitive_float_multiply();
474 void primitive_float_divfloat();
475 void primitive_float_less();
476 void primitive_float_lesseq();
477 void primitive_float_greater();
478 void primitive_float_greatereq();
479 void primitive_float_bits();
480 void primitive_bits_float();
481 void primitive_double_bits();
482 void primitive_bits_double();
483 fixnum to_fixnum(cell tagged);
484 cell to_cell(cell tagged);
485 cell from_signed_8(s64 n);
486 s64 to_signed_8(cell obj);
487 cell from_unsigned_8(u64 n);
488 u64 to_unsigned_8(cell obj);
489 float to_float(cell value);
490 double to_double(cell value);
491 inline void overflow_fixnum_add(fixnum x, fixnum y);
492 inline void overflow_fixnum_subtract(fixnum x, fixnum y);
493 inline void overflow_fixnum_multiply(fixnum x, fixnum y);
494 inline cell from_signed_cell(fixnum x);
495 inline cell from_unsigned_cell(cell x);
496 inline cell allot_float(double n);
497 inline bignum *float_to_bignum(cell tagged);
498 inline double untag_float(cell tagged);
499 inline double untag_float_check(cell tagged);
500 inline fixnum float_to_fixnum(cell tagged);
501 inline double fixnum_to_float(cell tagged);
504 template<typename Type> Type *untag_check(cell value);
509 FILE* safe_fopen(char *filename, char *mode);
510 int safe_fgetc(FILE *stream);
511 size_t safe_fread(void *ptr, size_t size, size_t nitems, FILE *stream);
512 void safe_fputc(int c, FILE* stream);
513 size_t safe_fwrite(void *ptr, size_t size, size_t nitems, FILE *stream);
514 int safe_ftell(FILE *stream);
515 void safe_fseek(FILE *stream, off_t offset, int whence);
516 void safe_fflush(FILE *stream);
517 void safe_fclose(FILE *stream);
518 void primitive_fopen();
519 FILE *pop_file_handle();
520 void primitive_fgetc();
521 void primitive_fread();
522 void primitive_fputc();
523 void primitive_fwrite();
524 void primitive_ftell();
525 void primitive_fseek();
526 void primitive_fflush();
527 void primitive_fclose();
530 cell compute_entry_point_address(cell obj);
531 cell compute_entry_point_pic_address(word *w, cell tagged_quot);
532 cell compute_entry_point_pic_address(cell w_);
533 cell compute_entry_point_pic_tail_address(cell w_);
534 cell code_block_owner(code_block *compiled);
535 void update_word_references(code_block *compiled, bool reset_inline_caches);
536 void undefined_symbol();
537 cell compute_dlsym_address(array *literals, cell index);
539 cell compute_dlsym_toc_address(array *literals, cell index);
541 cell compute_vm_address(cell arg);
542 void store_external_address(instruction_operand op);
543 cell compute_here_address(cell arg, cell offset, code_block *compiled);
544 void initialize_code_block(code_block *compiled, cell literals);
545 void initialize_code_block(code_block *compiled);
546 void fixup_labels(array *labels, code_block *compiled);
547 code_block *allot_code_block(cell size, code_block_type type);
548 code_block *add_code_block(code_block_type type, cell code_, cell labels_, cell owner_, cell relocation_, cell parameters_, cell literals_);
551 inline void check_code_pointer(cell ptr) { }
553 template<typename Iterator> void each_code_block(Iterator &iter)
555 code->allocator->iterate(iter);
558 void init_code_heap(cell size);
559 bool in_code_heap_p(cell ptr);
560 void update_code_heap_words(bool reset_inline_caches);
561 void initialize_code_blocks();
562 void primitive_modify_code_heap();
563 code_heap_room code_room();
564 void primitive_code_room();
565 void primitive_strip_stack_traces();
567 void primitive_code_blocks();
570 void init_callbacks(cell size);
571 void primitive_callback();
574 void init_objects(image_header *h);
575 void load_data_heap(FILE *file, image_header *h, vm_parameters *p);
576 void load_code_heap(FILE *file, image_header *h, vm_parameters *p);
577 bool save_image(const vm_char *saving_filename, const vm_char *filename);
578 void primitive_save_image();
579 void primitive_save_image_and_exit();
580 void fixup_data(cell data_offset, cell code_offset);
581 void fixup_code(cell data_offset, cell code_offset);
582 void load_image(vm_parameters *p);
585 template<typename Iterator> void iterate_callstack_object(callstack *stack_, Iterator &iterator);
586 void check_frame(stack_frame *frame);
587 callstack *allot_callstack(cell size);
588 stack_frame *second_from_top_stack_frame(context *ctx);
589 cell capture_callstack(context *ctx);
590 void primitive_callstack();
591 void primitive_callstack_for();
592 code_block *frame_code(stack_frame *frame);
593 code_block_type frame_type(stack_frame *frame);
594 cell frame_executing(stack_frame *frame);
595 cell frame_executing_quot(stack_frame *frame);
596 stack_frame *frame_successor(stack_frame *frame);
597 cell frame_scan(stack_frame *frame);
598 cell frame_offset(stack_frame *frame);
599 void set_frame_offset(stack_frame *frame, cell offset);
600 void primitive_callstack_to_array();
601 stack_frame *innermost_stack_frame(stack_frame *bottom, stack_frame *top);
602 void primitive_innermost_stack_frame_executing();
603 void primitive_innermost_stack_frame_scan();
604 void primitive_set_innermost_stack_frame_quot();
605 void primitive_callstack_bounds();
606 template<typename Iterator> void iterate_callstack(context *ctx, Iterator &iterator);
609 char *pinned_alien_offset(cell obj);
610 cell allot_alien(cell delegate_, cell displacement);
611 cell allot_alien(void *address);
612 void primitive_displaced_alien();
613 void primitive_alien_address();
614 void *alien_pointer();
615 void primitive_dlopen();
616 void primitive_dlsym();
617 void primitive_dlsym_raw();
618 void primitive_dlclose();
619 void primitive_dll_validp();
620 char *alien_offset(cell obj);
623 void primitive_jit_compile();
624 code_block *lazy_jit_compile_block();
625 void primitive_array_to_quotation();
626 void primitive_quotation_code();
627 void set_quot_entry_point(quotation *quot, code_block *code);
628 code_block *jit_compile_quot(cell owner_, cell quot_, bool relocating);
629 void jit_compile_quot(cell quot_, bool relocating);
630 fixnum quot_code_offset_to_scan(cell quot_, cell offset);
631 cell lazy_jit_compile(cell quot);
632 bool quot_compiled_p(quotation *quot);
633 void primitive_quot_compiled_p();
634 cell find_all_quotations();
635 void initialize_all_quotations();
638 cell search_lookup_alist(cell table, cell klass);
639 cell search_lookup_hash(cell table, cell klass, cell hashcode);
640 cell nth_superclass(tuple_layout *layout, fixnum echelon);
641 cell nth_hashcode(tuple_layout *layout, fixnum echelon);
642 cell lookup_tuple_method(cell obj, cell methods);
643 cell lookup_method(cell obj, cell methods);
644 void primitive_lookup_method();
645 cell object_class(cell obj);
646 cell method_cache_hashcode(cell klass, array *array);
647 void update_method_cache(cell cache, cell klass, cell method);
648 void primitive_mega_cache_miss();
649 void primitive_reset_dispatch_stats();
650 void primitive_dispatch_stats();
653 void init_inline_caching(int max_size);
654 void deallocate_inline_cache(cell return_address);
655 cell determine_inline_cache_type(array *cache_entries);
656 void update_pic_count(cell type);
657 code_block *compile_inline_cache(fixnum index,cell generic_word_,cell methods_,cell cache_entries_,bool tail_call_p);
658 void *megamorphic_call_stub(cell generic_word);
659 cell inline_cache_size(cell cache_entries);
660 cell add_inline_cache_entry(cell cache_entries_, cell klass_, cell method_);
661 void update_pic_transitions(cell pic_size);
662 void *inline_cache_miss(cell return_address);
665 void c_to_factor(cell quot);
666 template<typename Func> Func get_entry_point(cell n);
667 void unwind_native_frames(cell quot, stack_frame *to);
668 cell get_fpu_state();
669 void set_fpu_state(cell state);
672 void default_parameters(vm_parameters *p);
673 bool factor_arg(const vm_char *str, const vm_char *arg, cell *value);
674 void init_parameters_from_args(vm_parameters *p, int argc, vm_char **argv);
675 void prepare_boot_image();
676 void init_factor(vm_parameters *p);
677 void pass_args_to_factor(int argc, vm_char **argv);
678 void start_factor(vm_parameters *p);
680 void start_embedded_factor(vm_parameters *p);
681 void start_standalone_factor(int argc, vm_char **argv);
682 char *factor_eval_string(char *string);
683 void factor_eval_free(char *result);
685 void factor_sleep(long us);
688 void primitive_existsp();
689 void move_file(const vm_char *path1, const vm_char *path2);
691 void ffi_dlopen(dll *dll);
692 void *ffi_dlsym(dll *dll, symbol_char *symbol);
693 void *ffi_dlsym_raw(dll *dll, symbol_char *symbol);
695 void *ffi_dlsym_toc(dll *dll, symbol_char *symbol);
697 void ffi_dlclose(dll *dll);
698 void c_to_factor_toplevel(cell quot);
703 const vm_char *vm_executable_path();
704 const vm_char *default_image_path();
705 void windows_image_path(vm_char *full_path, vm_char *temp_path, unsigned int length);
706 BOOL windows_stat(vm_char *path);
710 LONG exception_handler(PEXCEPTION_RECORD e, void *frame, PCONTEXT c, void *dispatch);
711 BOOL ctrl_handler(DWORD dwCtrlType);
715 void dispatch_signal(void *uap, void (handler)());
716 void unix_init_signals();
720 void call_fault_handler(exception_type_t exception, exception_data_type_t code, MACH_EXC_STATE_TYPE *exc_state, MACH_THREAD_STATE_TYPE *thread_state, MACH_FLOAT_STATE_TYPE *float_state);