mes/module/mescc.scm

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;;; GNU Mes --- Maxwell Equations of Software
;;; Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
;;;
;;; This file is part of GNU Mes.
;;;
;;; GNU Mes is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Mes 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 General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Mes. If not, see <http://www.gnu.org/licenses/>.
(define-module (mescc)
#:use-module (srfi srfi-1)
#:use-module (ice-9 getopt-long)
#:use-module (mes guile)
#:use-module (mes misc)
#:use-module (mescc mescc)
#:export (mescc:main))
(cond-expand
(mes
(define (set-port-encoding! port encoding) #t)
(mes-use-module (mes guile))
(mes-use-module (mes misc))
(mes-use-module (mes getopt-long))
(mes-use-module (mes display))
(mes-use-module (mescc mescc))
)
(guile
(define-macro (mes-use-module . rest) #t)))
(define %host-arch (or (getenv "%arch") %arch))
build: Prepare for kernel variants. * configure: Fix detection of Arch, FreeBSD. * lib/linux/x86-mes-gcc/exit-42.S: Move from ... * lib/x86-mes-gcc/exit-42.S: ... here. * lib/linux/x86-mes-gcc/hello-mes.S: Move from ... * lib/x86-mes-gcc/hello-mes.S: ... here. * lib/linux/x86-mes-mescc/exit-42.S: Move from ... * lib/x86-mes-mescc/exit-42.S: ... here. * lib/linux/x86-mes-mescc/hello-mes.S: Move from ... * lib/x86-mes-mescc/hello-mes.S: ... here. * lib/linux/x86-mes/elf32-0exit-42.hex2: Move from ... * lib/x86-mes/elf32-0exit-42.hex2: ... here. * lib/linux/x86-mes/elf32-0header.hex2: Move from ... * lib/x86-mes/elf32-0header.hex2: ... here. * lib/linux/x86-mes/elf32-0hello-mes.hex2: Move from ... * lib/x86-mes/elf32-0hello-mes.hex2: ... here. * lib/linux/x86-mes/elf32-body-exit-42.hex2: Move from ... * lib/x86-mes/elf32-body-exit-42.hex2: ... here. * lib/linux/x86-mes/elf32-body-hello-mes.hex2: Move from ... * lib/x86-mes/elf32-body-hello-mes.hex2: ... here. * lib/linux/x86-mes/elf32-footer-single-main.hex2: Move from ... * lib/x86-mes/elf32-footer-single-main.hex2: ... here. * lib/linux/x86-mes/elf32-header.hex2: Move from ... * lib/x86-mes/elf32-header.hex2: ... here. * lib/linux/x86_64-mes-gcc/exit-42.S: Move from ... * lib/x86_64-mes-gcc/exit-42.S: ... here. * lib/linux/x86_64-mes-gcc/hello-mes.S: Move from ... * lib/x86_64-mes-gcc/hello-mes.S: ... here. * lib/linux/x86_64-mes-mescc/exit-42.S: Move from ... * lib/x86_64-mes-mescc/exit-42.S: ... here. * lib/linux/x86_64-mes-mescc/hello-mes.S: Move from ... * lib/x86_64-mes-mescc/hello-mes.S: ... here. * lib/linux/x86_64-mes/elf64-0exit-42.hex2: Move from ... * lib/x86_64-mes/elf64-0exit-42.hex2: ... here. * lib/linux/x86_64-mes/elf64-0header.hex2: Move from ... * lib/x86_64-mes/elf64-0header.hex2: ... here. * lib/linux/x86_64-mes/elf64-0hello-mes.hex2: Move from ... * lib/x86_64-mes/elf64-0hello-mes.hex2: ... here. * lib/linux/x86_64-mes/elf64-body-exit-42.hex2: Move from ... * lib/x86_64-mes/elf64-body-exit-42.hex2: ... here. * lib/linux/x86_64-mes/elf64-body-hello-mes.hex2: Move from ... * lib/x86_64-mes/elf64-body-hello-mes.hex2: ... here. * lib/linux/x86_64-mes/elf64-footer-single-main.hex2: Move from ... * lib/x86_64-mes/elf64-footer-single-main.hex2: ... here. * lib/linux/x86_64-mes/elf64-header.hex2: Move from ... * lib/x86_64-mes/elf64-header.hex2: ... here. * module/mescc.scm (parse-opts): Support --kernel. * module/mescc/mescc.scm (kernel-find): New function. * module/mescc/mescc.scm (hex2->elf): Use it to find kernel-specific ELF snippets. * build-aux/install.sh.in: Install it.
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(define %host-kernel (or (getenv "%kernel") "linux")) ;; FIXME
(define %prefix (or (getenv "%prefix") "mes"))
(define %includedir (or (getenv "%includedir") "include"))
(define %libdir (or (getenv "%libdir") "."))
(define %version (or (getenv "%version") "0.0"))
(define %numbered-arch? (and=> (getenv "%numbered_arch") (lambda (x) (equal? x "true"))))
(when (and=> (getenv "V") (lambda (v) (and (= (string-length v) 1) (> (string->number v) 1))))
(format (current-error-port) "mescc[~a]...\n" %scheme))
(define (unclump-single o)
(cond ((string-prefix? "--" o) (list o))
((and (string-prefix? "-" o)
(> (string-length o) 2)
(not (eq? (string-ref o 2) #\space)))
(list (substring o 0 2)
(substring o 2)))
(else (list o))))
(define (parse-opts args)
(let* ((option-spec
'((align)
(arch (value #t))
(assemble (single-char #\c))
(base-address (value #t))
(compile (single-char #\S))
(define (single-char #\D) (value #t))
(debug-info (single-char #\g))
(dumpmachine)
(print-libgcc-file-name)
(fno-builtin)
(fno-stack-protector)
(help (single-char #\h))
(include (single-char #\I) (value #t))
(library-dir (single-char #\L) (value #t))
(library (single-char #\l) (value #t))
(machine (single-char #\m) (value #t))
(nodefaultlibs)
(nostartfiles)
(nostdinc)
(nostdlib)
(numbered-arch?)
(preprocess (single-char #\E))
(static)
(std (value #t))
(output (single-char #\o) (value #t))
(optimize (single-char #\O) (value #t))
(version (single-char #\V))
(verbose (single-char #\v))
(write (single-char #\w) (value #t))
(language (single-char #\x) (value #t))))
(options (getopt-long args option-spec))
(help? (option-ref options 'help #f))
(files (option-ref options '() '()))
(dumpmachine? (option-ref options 'dumpmachine #f))
(print-libgcc-file-name? (option-ref options 'print-libgcc-file-name #f))
(version? (option-ref options 'version #f))
(usage? (and (not dumpmachine?) (not print-libgcc-file-name?) (not help?) (not version?) (null? files))))
(cond (version? (format #t "mescc (GNU Mes) ~a\n" %version) (exit 0))
(else
(and (or help? usage?)
(format (or (and usage? (current-error-port)) (current-output-port)) "\
Usage: mescc [OPTION]... FILE...
C99 compiler in Scheme for bootstrapping the GNU system.
Options:
--align align globals
--arch=ARCH compile for ARCH [~a]
build: Prepare for kernel variants. * configure: Fix detection of Arch, FreeBSD. * lib/linux/x86-mes-gcc/exit-42.S: Move from ... * lib/x86-mes-gcc/exit-42.S: ... here. * lib/linux/x86-mes-gcc/hello-mes.S: Move from ... * lib/x86-mes-gcc/hello-mes.S: ... here. * lib/linux/x86-mes-mescc/exit-42.S: Move from ... * lib/x86-mes-mescc/exit-42.S: ... here. * lib/linux/x86-mes-mescc/hello-mes.S: Move from ... * lib/x86-mes-mescc/hello-mes.S: ... here. * lib/linux/x86-mes/elf32-0exit-42.hex2: Move from ... * lib/x86-mes/elf32-0exit-42.hex2: ... here. * lib/linux/x86-mes/elf32-0header.hex2: Move from ... * lib/x86-mes/elf32-0header.hex2: ... here. * lib/linux/x86-mes/elf32-0hello-mes.hex2: Move from ... * lib/x86-mes/elf32-0hello-mes.hex2: ... here. * lib/linux/x86-mes/elf32-body-exit-42.hex2: Move from ... * lib/x86-mes/elf32-body-exit-42.hex2: ... here. * lib/linux/x86-mes/elf32-body-hello-mes.hex2: Move from ... * lib/x86-mes/elf32-body-hello-mes.hex2: ... here. * lib/linux/x86-mes/elf32-footer-single-main.hex2: Move from ... * lib/x86-mes/elf32-footer-single-main.hex2: ... here. * lib/linux/x86-mes/elf32-header.hex2: Move from ... * lib/x86-mes/elf32-header.hex2: ... here. * lib/linux/x86_64-mes-gcc/exit-42.S: Move from ... * lib/x86_64-mes-gcc/exit-42.S: ... here. * lib/linux/x86_64-mes-gcc/hello-mes.S: Move from ... * lib/x86_64-mes-gcc/hello-mes.S: ... here. * lib/linux/x86_64-mes-mescc/exit-42.S: Move from ... * lib/x86_64-mes-mescc/exit-42.S: ... here. * lib/linux/x86_64-mes-mescc/hello-mes.S: Move from ... * lib/x86_64-mes-mescc/hello-mes.S: ... here. * lib/linux/x86_64-mes/elf64-0exit-42.hex2: Move from ... * lib/x86_64-mes/elf64-0exit-42.hex2: ... here. * lib/linux/x86_64-mes/elf64-0header.hex2: Move from ... * lib/x86_64-mes/elf64-0header.hex2: ... here. * lib/linux/x86_64-mes/elf64-0hello-mes.hex2: Move from ... * lib/x86_64-mes/elf64-0hello-mes.hex2: ... here. * lib/linux/x86_64-mes/elf64-body-exit-42.hex2: Move from ... * lib/x86_64-mes/elf64-body-exit-42.hex2: ... here. * lib/linux/x86_64-mes/elf64-body-hello-mes.hex2: Move from ... * lib/x86_64-mes/elf64-body-hello-mes.hex2: ... here. * lib/linux/x86_64-mes/elf64-footer-single-main.hex2: Move from ... * lib/x86_64-mes/elf64-footer-single-main.hex2: ... here. * lib/linux/x86_64-mes/elf64-header.hex2: Move from ... * lib/x86_64-mes/elf64-header.hex2: ... here. * module/mescc.scm (parse-opts): Support --kernel. * module/mescc/mescc.scm (kernel-find): New function. * module/mescc/mescc.scm (hex2->elf): Use it to find kernel-specific ELF snippets. * build-aux/install.sh.in: Install it.
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--kernel=ARCH compile for KERNEL [~a]
-dumpmachine display the compiler's target machine
--base-address=ADRRESS
use BaseAddress ADDRESS [0x1000000]
--numbered-arch mescc-tools use numbered arch
-D DEFINE[=VALUE] define DEFINE [VALUE=1]
-E preprocess only; do not compile, assemble or link
-g add debug info (call stack in GDB)
-h, --help display this help and exit
-I DIR append DIR to include path
-L DIR append DIR to library path
-l LIBNAME link with LIBNAME
-m BITS compile for BITS bits [32]
-nodefaultlibs do not use libc.o nor libmescc.a when linking
-nostartfiles do not use crt1.o when linking
-nostdlib do not use crt1.o or libc.o or libmescc.a when linking
-o FILE write output to FILE
-O LEVEL use optimizing LEVEL
-S preprocess and compile only; do not assemble or link
--std=STANDARD assume that the input sources are for STANDARD
-V,--version display version and exit
-w,--write=TYPE dump Nyacc AST using TYPE {pretty-print,write}
-x LANGUAGE specify LANGUAGE of the following input files
Ignored for GCC compatibility
-fno-builtin
-fno-stack-protector
-no-pie
-nostdinc
-static
Environment variables:
MES=BINARY run on mes-executable BINARY {mes,guile}
MES_DEBUG=LEVEL show debug output with verbosity LEVEL {0..5}
NYACC_TRACE=1 show Nyacc progress
Report bugs to: bug-mes@gnu.org
GNU Mes home page: <http://gnu.org/software/mes/>
General help using GNU software: <http://gnu.org/gethelp/>
build: Prepare for kernel variants. * configure: Fix detection of Arch, FreeBSD. * lib/linux/x86-mes-gcc/exit-42.S: Move from ... * lib/x86-mes-gcc/exit-42.S: ... here. * lib/linux/x86-mes-gcc/hello-mes.S: Move from ... * lib/x86-mes-gcc/hello-mes.S: ... here. * lib/linux/x86-mes-mescc/exit-42.S: Move from ... * lib/x86-mes-mescc/exit-42.S: ... here. * lib/linux/x86-mes-mescc/hello-mes.S: Move from ... * lib/x86-mes-mescc/hello-mes.S: ... here. * lib/linux/x86-mes/elf32-0exit-42.hex2: Move from ... * lib/x86-mes/elf32-0exit-42.hex2: ... here. * lib/linux/x86-mes/elf32-0header.hex2: Move from ... * lib/x86-mes/elf32-0header.hex2: ... here. * lib/linux/x86-mes/elf32-0hello-mes.hex2: Move from ... * lib/x86-mes/elf32-0hello-mes.hex2: ... here. * lib/linux/x86-mes/elf32-body-exit-42.hex2: Move from ... * lib/x86-mes/elf32-body-exit-42.hex2: ... here. * lib/linux/x86-mes/elf32-body-hello-mes.hex2: Move from ... * lib/x86-mes/elf32-body-hello-mes.hex2: ... here. * lib/linux/x86-mes/elf32-footer-single-main.hex2: Move from ... * lib/x86-mes/elf32-footer-single-main.hex2: ... here. * lib/linux/x86-mes/elf32-header.hex2: Move from ... * lib/x86-mes/elf32-header.hex2: ... here. * lib/linux/x86_64-mes-gcc/exit-42.S: Move from ... * lib/x86_64-mes-gcc/exit-42.S: ... here. * lib/linux/x86_64-mes-gcc/hello-mes.S: Move from ... * lib/x86_64-mes-gcc/hello-mes.S: ... here. * lib/linux/x86_64-mes-mescc/exit-42.S: Move from ... * lib/x86_64-mes-mescc/exit-42.S: ... here. * lib/linux/x86_64-mes-mescc/hello-mes.S: Move from ... * lib/x86_64-mes-mescc/hello-mes.S: ... here. * lib/linux/x86_64-mes/elf64-0exit-42.hex2: Move from ... * lib/x86_64-mes/elf64-0exit-42.hex2: ... here. * lib/linux/x86_64-mes/elf64-0header.hex2: Move from ... * lib/x86_64-mes/elf64-0header.hex2: ... here. * lib/linux/x86_64-mes/elf64-0hello-mes.hex2: Move from ... * lib/x86_64-mes/elf64-0hello-mes.hex2: ... here. * lib/linux/x86_64-mes/elf64-body-exit-42.hex2: Move from ... * lib/x86_64-mes/elf64-body-exit-42.hex2: ... here. * lib/linux/x86_64-mes/elf64-body-hello-mes.hex2: Move from ... * lib/x86_64-mes/elf64-body-hello-mes.hex2: ... here. * lib/linux/x86_64-mes/elf64-footer-single-main.hex2: Move from ... * lib/x86_64-mes/elf64-footer-single-main.hex2: ... here. * lib/linux/x86_64-mes/elf64-header.hex2: Move from ... * lib/x86_64-mes/elf64-header.hex2: ... here. * module/mescc.scm (parse-opts): Support --kernel. * module/mescc/mescc.scm (kernel-find): New function. * module/mescc/mescc.scm (hex2->elf): Use it to find kernel-specific ELF snippets. * build-aux/install.sh.in: Install it.
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" %host-arch %host-kernel)
(exit (or (and usage? 2) 0)))
options))))
(define (mescc:main args)
(let* ((single-dash-options '("-dumpmachine"
"-fno-builtin"
"-fno-stack-protector"
"-no-pie"
"-nodefaultlibs"
"-nostartfiles"
"-nostdinc"
"-nostdlib"
"-static"
"-std"))
(args (map (lambda (o)
(if (member o single-dash-options) (string-append "-" o)
o))
args))
(args (append-map unclump-single args))
(options (parse-opts args))
(options (acons 'prefix %prefix options))
(options (acons 'includedir %includedir options))
(options (acons 'libdir %libdir options))
(arch (option-ref options 'arch %host-arch))
(options (if arch (acons 'arch arch options) options))
build: Prepare for kernel variants. * configure: Fix detection of Arch, FreeBSD. * lib/linux/x86-mes-gcc/exit-42.S: Move from ... * lib/x86-mes-gcc/exit-42.S: ... here. * lib/linux/x86-mes-gcc/hello-mes.S: Move from ... * lib/x86-mes-gcc/hello-mes.S: ... here. * lib/linux/x86-mes-mescc/exit-42.S: Move from ... * lib/x86-mes-mescc/exit-42.S: ... here. * lib/linux/x86-mes-mescc/hello-mes.S: Move from ... * lib/x86-mes-mescc/hello-mes.S: ... here. * lib/linux/x86-mes/elf32-0exit-42.hex2: Move from ... * lib/x86-mes/elf32-0exit-42.hex2: ... here. * lib/linux/x86-mes/elf32-0header.hex2: Move from ... * lib/x86-mes/elf32-0header.hex2: ... here. * lib/linux/x86-mes/elf32-0hello-mes.hex2: Move from ... * lib/x86-mes/elf32-0hello-mes.hex2: ... here. * lib/linux/x86-mes/elf32-body-exit-42.hex2: Move from ... * lib/x86-mes/elf32-body-exit-42.hex2: ... here. * lib/linux/x86-mes/elf32-body-hello-mes.hex2: Move from ... * lib/x86-mes/elf32-body-hello-mes.hex2: ... here. * lib/linux/x86-mes/elf32-footer-single-main.hex2: Move from ... * lib/x86-mes/elf32-footer-single-main.hex2: ... here. * lib/linux/x86-mes/elf32-header.hex2: Move from ... * lib/x86-mes/elf32-header.hex2: ... here. * lib/linux/x86_64-mes-gcc/exit-42.S: Move from ... * lib/x86_64-mes-gcc/exit-42.S: ... here. * lib/linux/x86_64-mes-gcc/hello-mes.S: Move from ... * lib/x86_64-mes-gcc/hello-mes.S: ... here. * lib/linux/x86_64-mes-mescc/exit-42.S: Move from ... * lib/x86_64-mes-mescc/exit-42.S: ... here. * lib/linux/x86_64-mes-mescc/hello-mes.S: Move from ... * lib/x86_64-mes-mescc/hello-mes.S: ... here. * lib/linux/x86_64-mes/elf64-0exit-42.hex2: Move from ... * lib/x86_64-mes/elf64-0exit-42.hex2: ... here. * lib/linux/x86_64-mes/elf64-0header.hex2: Move from ... * lib/x86_64-mes/elf64-0header.hex2: ... here. * lib/linux/x86_64-mes/elf64-0hello-mes.hex2: Move from ... * lib/x86_64-mes/elf64-0hello-mes.hex2: ... here. * lib/linux/x86_64-mes/elf64-body-exit-42.hex2: Move from ... * lib/x86_64-mes/elf64-body-exit-42.hex2: ... here. * lib/linux/x86_64-mes/elf64-body-hello-mes.hex2: Move from ... * lib/x86_64-mes/elf64-body-hello-mes.hex2: ... here. * lib/linux/x86_64-mes/elf64-footer-single-main.hex2: Move from ... * lib/x86_64-mes/elf64-footer-single-main.hex2: ... here. * lib/linux/x86_64-mes/elf64-header.hex2: Move from ... * lib/x86_64-mes/elf64-header.hex2: ... here. * module/mescc.scm (parse-opts): Support --kernel. * module/mescc/mescc.scm (kernel-find): New function. * module/mescc/mescc.scm (hex2->elf): Use it to find kernel-specific ELF snippets. * build-aux/install.sh.in: Install it.
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(kernel (option-ref options 'kernel %host-kernel))
(options (acons 'kernel kernel options))
(numbered-arch? (option-ref options 'numbered-arch? %numbered-arch?))
(options (acons 'numbered-arch? numbered-arch? options))
(dumpmachine? (option-ref options 'dumpmachine #f))
(preprocess? (option-ref options 'preprocess #f))
(print-libgcc-file-name? (option-ref options 'print-libgcc-file-name #f))
(compile? (option-ref options 'compile #f))
(assemble? (option-ref options 'assemble #f))
(verbose? (count-opt options 'verbose)))
(when verbose?
(setenv "NYACC_TRACE" "yes")
(when (> verbose? 1)
(format (current-error-port) "options=~s\n" options)))
(cond (dumpmachine? (display (mescc:get-host options)))
(print-libgcc-file-name? (display "-lmescc\n"))
(preprocess? (mescc:preprocess options))
(compile? (mescc:compile options))
(assemble? (mescc:assemble options))
(else (mescc:link options)))))
(define main mescc:main)