namespace factor { struct factorvm { // contexts void reset_datastack(); void reset_retainstack(); void fix_stacks(); void save_stacks(); context *alloc_context(); void dealloc_context(context *old_context); void nest_stacks(); void unnest_stacks(); void init_stacks(cell ds_size_, cell rs_size_); bool stack_to_array(cell bottom, cell top); cell array_to_stack(array *array, cell bottom); inline void vmprim_datastack(); inline void vmprim_retainstack(); inline void vmprim_set_datastack(); inline void vmprim_set_retainstack(); inline void vmprim_check_datastack(); // run inline void vmprim_getenv(); inline void vmprim_setenv(); inline void vmprim_exit(); inline void vmprim_micros(); inline void vmprim_sleep(); inline void vmprim_set_slot(); inline void vmprim_load_locals(); cell clone_object(cell obj_); inline void vmprim_clone(); // profiler void init_profiler(); code_block *compile_profiling_stub(cell word_); void set_profiling(bool profiling); inline void vmprim_profiling(); // errors void out_of_memory(); void fatal_error(const char* msg, cell tagged); void critical_error(const char* msg, cell tagged); void throw_error(cell error, stack_frame *callstack_top); void not_implemented_error(); bool in_page(cell fault, cell area, cell area_size, int offset); void memory_protection_error(cell addr, stack_frame *native_stack); void signal_error(int signal, stack_frame *native_stack); void divide_by_zero_error(); void fp_trap_error(stack_frame *signal_callstack_top); inline void vmprim_call_clear(); inline void vmprim_unimplemented(); void memory_signal_handler_impl(); void misc_signal_handler_impl(); void fp_signal_handler_impl(); void type_error(cell type, cell tagged); void general_error(vm_error_type error, cell arg1, cell arg2, stack_frame *callstack_top); // bignum int bignum_equal_p(bignum * x, bignum * y); enum bignum_comparison bignum_compare(bignum * x, bignum * y); bignum *bignum_add(bignum * x, bignum * y); bignum *bignum_subtract(bignum * x, bignum * y); bignum *bignum_multiply(bignum * x, bignum * y); void bignum_divide(bignum * numerator, bignum * denominator, bignum * * quotient, bignum * * remainder); bignum *bignum_quotient(bignum * numerator, bignum * denominator); bignum *bignum_remainder(bignum * numerator, bignum * denominator); double bignum_to_double(bignum * bignum); bignum *double_to_bignum(double x); int bignum_equal_p_unsigned(bignum * x, bignum * y); enum bignum_comparison bignum_compare_unsigned(bignum * x, bignum * y); bignum *bignum_add_unsigned(bignum * x, bignum * y, int negative_p); bignum *bignum_subtract_unsigned(bignum * x, bignum * y); bignum *bignum_multiply_unsigned(bignum * x, bignum * y, int negative_p); bignum *bignum_multiply_unsigned_small_factor(bignum * x, bignum_digit_type y,int negative_p); void bignum_destructive_add(bignum * bignum, bignum_digit_type n); void bignum_destructive_scale_up(bignum * bignum, bignum_digit_type factor); void bignum_divide_unsigned_large_denominator(bignum * numerator, bignum * denominator, bignum * * quotient, bignum * * remainder, int q_negative_p, int r_negative_p); void bignum_divide_unsigned_normalized(bignum * u, bignum * v, bignum * q); bignum_digit_type bignum_divide_subtract(bignum_digit_type * v_start, bignum_digit_type * v_end, bignum_digit_type guess, bignum_digit_type * u_start); void bignum_divide_unsigned_medium_denominator(bignum * numerator,bignum_digit_type denominator, bignum * * quotient, bignum * * remainder,int q_negative_p, int r_negative_p); void bignum_destructive_normalization(bignum * source, bignum * target, int shift_left); void bignum_destructive_unnormalization(bignum * bignum, int shift_right); bignum_digit_type bignum_digit_divide(bignum_digit_type uh, bignum_digit_type ul, bignum_digit_type v, bignum_digit_type * q) /* return value */; bignum_digit_type bignum_digit_divide_subtract(bignum_digit_type v1, bignum_digit_type v2, bignum_digit_type guess, bignum_digit_type * u); void bignum_divide_unsigned_small_denominator(bignum * numerator, bignum_digit_type denominator, bignum * * quotient, bignum * * remainder,int q_negative_p, int r_negative_p); bignum_digit_type bignum_destructive_scale_down(bignum * bignum, bignum_digit_type denominator); bignum * bignum_remainder_unsigned_small_denominator(bignum * n, bignum_digit_type d, int negative_p); bignum *bignum_digit_to_bignum(bignum_digit_type digit, int negative_p); bignum *allot_bignum(bignum_length_type length, int negative_p); bignum * allot_bignum_zeroed(bignum_length_type length, int negative_p); bignum *bignum_shorten_length(bignum * bignum, bignum_length_type length); bignum *bignum_trim(bignum * bignum); bignum *bignum_new_sign(bignum * x, int negative_p); bignum *bignum_maybe_new_sign(bignum * x, int negative_p); void bignum_destructive_copy(bignum * source, bignum * target); bignum *bignum_bitwise_not(bignum * x); bignum *bignum_arithmetic_shift(bignum * arg1, fixnum n); bignum *bignum_bitwise_and(bignum * arg1, bignum * arg2); bignum *bignum_bitwise_ior(bignum * arg1, bignum * arg2); bignum *bignum_bitwise_xor(bignum * arg1, bignum * arg2); bignum *bignum_magnitude_ash(bignum * arg1, fixnum n); bignum *bignum_pospos_bitwise_op(int op, bignum * arg1, bignum * arg2); bignum *bignum_posneg_bitwise_op(int op, bignum * arg1, bignum * arg2); bignum *bignum_negneg_bitwise_op(int op, bignum * arg1, bignum * arg2); void bignum_negate_magnitude(bignum * arg); bignum *bignum_integer_length(bignum * x); int bignum_logbitp(int shift, bignum * arg); int bignum_unsigned_logbitp(int shift, bignum * bignum); bignum *digit_stream_to_bignum(unsigned int n_digits, unsigned int (*producer)(unsigned int), unsigned int radix, int negative_p); //data_heap cell init_zone(zone *z, cell size, cell start); void init_card_decks(); data_heap *alloc_data_heap(cell gens, cell young_size,cell aging_size,cell tenured_size); data_heap *grow_data_heap(data_heap *data, cell requested_bytes); void dealloc_data_heap(data_heap *data); void clear_cards(cell from, cell to); void clear_decks(cell from, cell to); void clear_allot_markers(cell from, cell to); void reset_generation(cell i); void reset_generations(cell from, cell to); void set_data_heap(data_heap *data_); void init_data_heap(cell gens,cell young_size,cell aging_size,cell tenured_size,bool secure_gc_); cell untagged_object_size(object *pointer); cell unaligned_object_size(object *pointer); inline void vmprim_size(); cell binary_payload_start(object *pointer); inline void vmprim_data_room(); void begin_scan(); void end_scan(); inline void vmprim_begin_scan(); cell next_object(); inline void vmprim_next_object(); inline void vmprim_end_scan(); template void each_object(T &functor); cell find_all_words(); // next method here: }; extern factorvm *vm; }