;;; Bytecode

;; Copyright (C) 2013, 2017, 2018, 2020, 2025 Free Software Foundation, Inc.

;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
;;;; License as published by the Free Software Foundation; either
;;;; version 3 of the License, or (at your option) any later version.
;;;; 
;;;; This library is distributed in the hope that it will be useful,
;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
;;;; Lesser General Public License for more details.
;;;; 
;;;; You should have received a copy of the GNU Lesser General Public
;;;; License along with this library; if not, write to the Free Software
;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

;;; Code:

(define-module (language bytecode)
  #:use-module (ice-9 match)
  #:use-module ((srfi srfi-1) #:select (fold))
  #:export (instruction-list
            builtin-name->index
            builtin-index->name
            intrinsic-name->index
            intrinsic-index->name))

(load-extension (string-append "libguile-" (effective-version))
                "scm_init_instructions")
(load-extension (string-append "libguile-" (effective-version))
                "scm_init_vm_builtins")
(load-extension (string-append "libguile-" (effective-version))
                "scm_init_intrinsics")

(define *intrinsic-codes*
  (delay (let ((tab (make-hash-table)))
           (for-each (lambda (pair)
                       (hashv-set! tab (car pair) (cdr pair)))
                     (intrinsic-list))
           tab)))

(define *intrinsic-names*
  (delay (let ((tab (make-hash-table)))
           (hash-for-each (lambda (k v) (hashq-set! tab v k))
                          (force *intrinsic-codes*))
           tab)))

(define (intrinsic-name->index name)
  (hashq-ref (force *intrinsic-codes*) name))

(define (intrinsic-index->name index)
  (hashv-ref (force *intrinsic-names*) index))