83a43b81b3
Use: ./make.scm [TARGET]
./make.scm check
* stage0/x86.M1: New file.
* mlibc/mini-libc-mes.c (exit, write): Use M1 instead of .byte.
* mlibc/libc-mes.c (_start, exit, read, write, open, access, brk,
fsync, printf): Use M1 instead of .byte.
* module/mes/as-i386.mes: Use M1.
* module/mes/make.scm: New file.
* make.scm: New file.
* guile/guix/records.scm: New File.
* guile/guix/shell-utils.scm: New file.
* module/mes/M1.mes: Rename from hex2.mes.
* module/mes/M1.scm: Rename from hex2.scm.
* scripts/mescc.mes: Update callers.
* guile/mescc.scm: Update callers.
192 lines
8.3 KiB
Scheme
Executable file
192 lines
8.3 KiB
Scheme
Executable file
#! /bin/sh
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# -*- scheme -*-
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exec ${GUILE-guile} --no-auto-compile -L $HOME/src/mes/build-aux -L build-aux -e '(@@ (mes-snarf) main)' -s "$0" ${1+"$@"}
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!#
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;;; Mes --- Maxwell Equations of Software
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;;; Copyright © 2016,2017 Jan Nieuwenhuizen <janneke@gnu.org>
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;;;
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;;; mes-snarf.scm: 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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(define-module (mes-snarf)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-26)
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#:use-module (ice-9 curried-definitions)
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#:use-module (ice-9 rdelim)
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#:use-module (ice-9 regex)
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#:use-module (oop goops))
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(define ((regexp-replace regexp replace) string)
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(or (and=> (string-match regexp string)
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(cut regexp-substitute #f <> 'pre replace 'post))
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string))
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(define %gcc? #t)
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;; (define-record-type function (make-function name formals annotation)
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;; function?
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;; (name .name)
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;; (formals .formals)
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;; (annotation .annotation))
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(define-class <file> ()
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(name #:accessor .name #:init-keyword #:name)
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(content #:accessor .content #:init-keyword #:content))
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(define-class <function> ()
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(name #:accessor .name #:init-keyword #:name)
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(formals #:accessor .formals #:init-keyword #:formals)
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(annotation #:accessor .annotation #:init-keyword #:annotation))
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(define (function-scm-name f)
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(or (assoc-ref (.annotation f) 'name)
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(let ((name ((compose
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(regexp-replace "_" "-")
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(regexp-replace "_" "-")
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(regexp-replace "_" "-")
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(regexp-replace "_" "-")
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(regexp-replace "_to_" "->")
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(regexp-replace "_x$" "!")
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(regexp-replace "_p$" "?")
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(regexp-replace "___" "***")
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(regexp-replace "___" "***"))
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(.name f))))
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(if (not (string-suffix? "-" name)) name
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(string-append "core:" (string-drop-right name 1))))))
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(define %builtin-prefix% "scm_")
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(define (function-builtin-name f)
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(string-append %builtin-prefix% (.name f)))
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(define %cell-prefix% "cell_")
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(define (function-cell-name f)
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(string-append %cell-prefix% (.name f)))
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(define %start 1)
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(define (symbol->header s i)
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(format #f "#define cell_~a ~a\n" s i))
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(define (symbol->source s i)
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(string-append
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(format #f "g_free++;\n")
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(format #f "g_cells[cell_~a] = scm_~a;\n\n" s s)))
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(define (symbol->names s i)
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(if %gcc?
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(format #f "g_cells[cell_~a].car = cstring_to_list (scm_~a.name);\n" s s)
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(format #f "g_cells[cell_~a].car = cstring_to_list (scm_~a.car);\n" s s)))
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(define (function->header f i)
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(let* ((arity (or (assoc-ref (.annotation f) 'arity)
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(if (string-null? (.formals f)) 0
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(length (string-split (.formals f) #\,)))))
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(n (if (eq? arity 'n) -1 arity)))
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(string-append
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(format #f "SCM ~a (~a);\n" (.name f) (.formals f))
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(if %gcc?
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(format #f "struct function fun_~a = {.function~a=&~a, .arity=~a, .name=~s};\n" (.name f) arity (.name f) n (function-scm-name f))
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(format #f "struct function fun_~a = {&~a, ~a, ~s};\n" (.name f) (.name f) n (function-scm-name f)))
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(if %gcc?
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(format #f "struct scm ~a = {TFUNCTION, .name=0, .function=0};\n" (function-builtin-name f))
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(format #f "struct scm ~a = {TFUNCTION, 0, 0};\n" (function-builtin-name f)))
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(format #f "SCM cell_~a;\n\n" (.name f)))))
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(define (function->source f i)
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(string-append
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(if %gcc?
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(format #f "~a.function = g_function;\n" (function-builtin-name f))
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(format #f "~a.cdr = g_function;\n" (function-builtin-name f)))
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(format #f "g_functions[g_function++] = fun_~a;\n" (.name f))
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(format #f "cell_~a = g_free++;\n" (.name f))
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(format #f "g_cells[cell_~a] = ~a;\n\n" (.name f) (function-builtin-name f))))
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(define (function->environment f i)
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(string-append
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(if %gcc?
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(format #f "scm_~a.string = cstring_to_list (fun_~a.name);\n" (.name f) (.name f))
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(format #f "scm_~a.car = cstring_to_list (fun_~a.name);\n" (.name f) (.name f)))
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(if %gcc?
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(format #f "g_cells[cell_~a].string = MAKE_STRING (scm_~a.string);\n" (.name f) (.name f))
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(format #f "g_cells[cell_~a].car = MAKE_STRING (scm_~a.car);\n" (.name f) (.name f)))
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(if %gcc?
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(format #f "a = acons (lookup_symbol_ (scm_~a.string), ~a, a);\n\n" (.name f) (function-cell-name f))
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(format #f "a = acons (lookup_symbol_ (scm_~a.car), ~a, a);\n\n" (.name f) (function-cell-name f)))))
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(define (snarf-symbols string)
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(let* ((matches (list-matches "\nstruct scm scm_([a-z_0-9]+) = [{](TSPECIAL|TSYMBOL)," string)))
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(map (cut match:substring <> 1) matches)))
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(define (snarf-functions string)
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(let* ((matches (list-matches
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"\nSCM[ \n]?([a-z0-9_]+) [(]((SCM ?[^,)]+|, )*)[)][^\n(]*([^\n]*)"
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string)))
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(map (lambda (m)
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(make <function>
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#:name (match:substring m 1)
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#:formals (match:substring m 2)
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#:annotation (with-input-from-string (match:substring m 4) read)))
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matches)))
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(define (content? f)
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((compose not string-null? .content) f))
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(define (internal? f)
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((compose (cut assoc-ref <> 'internal) .annotation) f))
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(define (no-environment? f)
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((compose (cut assoc-ref <> 'no-environment) .annotation) f))
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(define (generate-includes file-name)
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(let* ((string (with-input-from-file file-name read-string))
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(functions (snarf-functions string))
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(functions (delete-duplicates functions (lambda (a b) (equal? (.name a) (.name b)))))
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(functions (filter (negate internal?) functions))
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(symbols (snarf-symbols string))
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(base-name (basename file-name ".c"))
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(dir (or (getenv "OUT") (dirname file-name)))
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(base-name (string-append dir "/" base-name))
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(base-name (if %gcc? base-name
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(string-append base-name ".mes")))
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(header (make <file>
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#:name (string-append base-name ".h")
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#:content (string-join (map function->header functions (iota (length functions) (+ %start (length symbols)))) "")))
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(source (make <file>
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#:name (string-append base-name ".i")
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#:content (string-join (map function->source (filter (negate no-environment?) functions) (iota (length functions) (+ (length symbols) %start))) "")))
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(environment (make <file>
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#:name (string-append base-name ".environment.i")
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#:content (string-join (map function->environment (filter (negate no-environment?) functions) (iota (length functions) (+ (length symbols) %start))) "")))
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(symbols.h (make <file>
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#:name (string-append base-name ".symbols.h")
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#:content (string-join (map symbol->header symbols (iota (length symbols) %start)) "")))
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(symbols.i (make <file>
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#:name (string-append base-name ".symbols.i")
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#:content (string-join (map symbol->source symbols (iota (length symbols))) "")))
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(symbol-names.i (make <file>
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#:name (string-append base-name ".symbol-names.i")
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#:content (string-join (map symbol->names symbols (iota (length symbols))) ""))))
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(list header source environment symbols.h symbols.i symbol-names.i)))
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(define (file-write file)
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(with-output-to-file (.name file) (lambda () (display (.content file)))))
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(define (main args)
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(let* ((files (if (not (and (pair? (cdr args)) (equal? (cadr args) "--mes"))) (cdr args)
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(begin (set! %gcc? #f)
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(cddr args)))))
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(map file-write (filter content? (append-map generate-includes files)))))
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;;(define string (with-input-from-file "../mes.c" read-string))
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