49 lines
1.4 KiB
Scheme
49 lines
1.4 KiB
Scheme
;;; -*-scheme-*-
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;;; Mes --- Maxwell Equations of Software
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;;; Copyright © 2016,2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
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;;;
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;;; This file is part of Mes.
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;;;
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;;; 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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;;; 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 Mes. If not, see <http://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; compiler.mes produces an i386 binary from the C produced by
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;;; Nyacc c99.
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;;; Code:
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(cond-expand
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(guile)
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(guile-2)
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(mes
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(mes-use-module (srfi srfi-1))
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(mes-use-module (mes bytevectors))))
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(define (int->bv32 value)
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(let ((bv (make-bytevector 4)))
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(bytevector-u32-native-set! bv 0 value)
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bv))
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(define (int->bv16 value)
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(let ((bv (make-bytevector 2)))
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(bytevector-u16-native-set! bv 0 value)
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bv))
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(define (dec->hex o)
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(cond ((number? o) (number->string o 16))
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((char? o) (number->string (char->integer o) 16))
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(else (format #f "~s" o))))
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