2019-10-27 06:53:46 +00:00
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/* -*-comment-start: "//";comment-end:""-*-
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* GNU Mes --- Maxwell Equations of Software
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core: Prepare for M2-Planet 1.7.0.
* src/eval-apply.c (expand_variable_, apply_builtin): Declare variables
at toplevel.
* src/gc.c (gc_cellcpy, gc_loop, gc_dump_arena): Likewise.
* src/hash.c (hash_table_printer): Likewise.
* src/lib.c (equal2_p): Likewise.
* src/math.c (greater_p, less_p, is_p, minus, plus, divide, multiply,
logand, logior, logxor): Likewise.
* src/posix.c (current_input_port, execl_): Likewise.
* src/reader.c (reader_read_string): Likewise.
* src/stack.c (make_stack): Likewise.
* src/string.c (list_to_cstring, bytes_to_list, string_append):
Likewise.
* src/struct.c (make_struct): Likewise.
* src/vector.c (vector_to_list): Likewise.
2020-12-29 12:38:38 +00:00
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* Copyright © 2016,2017,2018,2019,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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2019-10-27 06:53:46 +00:00
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*
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* This file is part of GNU Mes.
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*
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* GNU Mes is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or (at
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* your option) any later version.
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*
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* GNU Mes is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "mes/lib.h"
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#include "mes/mes.h"
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#include <stdlib.h>
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2019-11-03 09:34:32 +00:00
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struct scm *
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frame_printer (struct scm *frame)
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2019-10-27 06:53:46 +00:00
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{
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fdputs ("#<", __stdout);
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display_ (struct_ref_ (frame, 2));
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fdputc (' ', __stdout);
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fdputs ("procedure: ", __stdout);
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display_ (struct_ref_ (frame, 3));
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fdputc ('>', __stdout);
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}
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2019-11-03 09:34:32 +00:00
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struct scm *
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2019-10-27 06:53:46 +00:00
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make_frame_type () /*:((internal)) */
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{
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struct scm *fields = cell_nil;
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2019-10-27 06:53:46 +00:00
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fields = cons (cell_symbol_procedure, fields);
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fields = cons (fields, cell_nil);
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fields = cons (cell_symbol_frame, fields);
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return make_struct (cell_symbol_record_type, fields, cell_unspecified);
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}
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2019-11-03 09:34:32 +00:00
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struct scm *
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make_frame (struct scm *stack, long index)
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2019-10-27 06:53:46 +00:00
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{
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2019-11-03 09:34:32 +00:00
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struct scm *frame_type = make_frame_type ();
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2019-10-27 06:53:46 +00:00
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long array_index = (STACK_SIZE - (index * FRAME_SIZE));
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struct scm *procedure = g_stack_array[array_index + FRAME_PROCEDURE];
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if (procedure == 0)
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procedure = cell_f;
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struct scm *values = cell_nil;
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2019-10-27 06:53:46 +00:00
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values = cons (procedure, values);
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values = cons (cell_symbol_frame, values);
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return make_struct (frame_type, values, cstring_to_symbol ("frame-printer"));
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}
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2019-11-03 09:34:32 +00:00
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struct scm *
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2019-10-27 06:53:46 +00:00
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make_stack_type () /*:((internal)) */
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{
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2019-11-03 09:34:32 +00:00
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struct scm *fields = cell_nil;
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2019-10-27 06:53:46 +00:00
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fields = cons (cstring_to_symbol ("frames"), fields);
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fields = cons (fields, cell_nil);
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fields = cons (cell_symbol_stack, fields);
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return make_struct (cell_symbol_record_type, fields, cell_unspecified);
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}
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2019-11-03 09:34:32 +00:00
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struct scm *
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make_stack (struct scm *stack) /*:((arity . n)) */
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{
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2019-11-03 09:34:32 +00:00
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struct scm *stack_type = make_stack_type ();
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2019-10-27 06:53:46 +00:00
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long size = (STACK_SIZE - g_stack) / FRAME_SIZE;
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2019-11-03 09:34:32 +00:00
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struct scm *frames = make_vector_ (size, cell_unspecified);
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2019-10-27 06:53:46 +00:00
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long i;
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core: Prepare for M2-Planet 1.7.0.
* src/eval-apply.c (expand_variable_, apply_builtin): Declare variables
at toplevel.
* src/gc.c (gc_cellcpy, gc_loop, gc_dump_arena): Likewise.
* src/hash.c (hash_table_printer): Likewise.
* src/lib.c (equal2_p): Likewise.
* src/math.c (greater_p, less_p, is_p, minus, plus, divide, multiply,
logand, logior, logxor): Likewise.
* src/posix.c (current_input_port, execl_): Likewise.
* src/reader.c (reader_read_string): Likewise.
* src/stack.c (make_stack): Likewise.
* src/string.c (list_to_cstring, bytes_to_list, string_append):
Likewise.
* src/struct.c (make_struct): Likewise.
* src/vector.c (vector_to_list): Likewise.
2020-12-29 12:38:38 +00:00
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struct scm* frame;
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2019-10-27 06:53:46 +00:00
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for (i = 0; i < size; i = i + 1)
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{
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core: Prepare for M2-Planet 1.7.0.
* src/eval-apply.c (expand_variable_, apply_builtin): Declare variables
at toplevel.
* src/gc.c (gc_cellcpy, gc_loop, gc_dump_arena): Likewise.
* src/hash.c (hash_table_printer): Likewise.
* src/lib.c (equal2_p): Likewise.
* src/math.c (greater_p, less_p, is_p, minus, plus, divide, multiply,
logand, logior, logxor): Likewise.
* src/posix.c (current_input_port, execl_): Likewise.
* src/reader.c (reader_read_string): Likewise.
* src/stack.c (make_stack): Likewise.
* src/string.c (list_to_cstring, bytes_to_list, string_append):
Likewise.
* src/struct.c (make_struct): Likewise.
* src/vector.c (vector_to_list): Likewise.
2020-12-29 12:38:38 +00:00
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frame = make_frame (stack, i);
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2019-10-27 06:53:46 +00:00
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vector_set_x_ (frames, i, frame);
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}
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2019-11-03 09:34:32 +00:00
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struct scm *values = cell_nil;
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2019-10-27 06:53:46 +00:00
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values = cons (frames, values);
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values = cons (cell_symbol_stack, values);
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return make_struct (stack_type, values, cell_unspecified);
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}
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2019-11-03 09:34:32 +00:00
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struct scm *
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stack_length (struct scm *stack)
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2019-10-27 06:53:46 +00:00
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{
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2019-11-03 09:34:32 +00:00
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struct scm *frames = struct_ref_ (stack, 3);
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2019-10-27 06:53:46 +00:00
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return vector_length (frames);
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}
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2019-11-03 09:34:32 +00:00
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struct scm *
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stack_ref (struct scm *stack, struct scm *index)
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2019-10-27 06:53:46 +00:00
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{
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2019-11-03 09:34:32 +00:00
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struct scm *frames = struct_ref_ (stack, 3);
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2019-10-27 06:53:46 +00:00
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return vector_ref (frames, index);
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}
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