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;;;; Cross compilation -*- mode: scheme; coding: utf-8; -*-
;;;;
;;;; Copyright (C) 2010-2014, 2020, 2022 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
(define-module (tests cross-compilation)
#:use-module (test-suite lib)
#:use-module (rnrs bytevectors)
#:use-module (system vm elf)
#:use-module (system base compile)
#:use-module (system base target))
(define (test-triplet cpu vendor os)
(let ((triplet (string-append cpu "-" vendor "-" os)))
(pass-if (format #f "triplet ~a" triplet)
(with-target triplet
(lambda ()
(and (string=? (target-cpu) cpu)
(string=? (target-vendor) vendor)
(string=? (target-os) os)))))))
(define (native-cpu)
(with-target %host-type target-cpu))
(define (native-os)
(with-target %host-type target-os))
(define (native-word-size)
((@ (system foreign) sizeof) '*))
(define (test-target triplet endian word-size)
(pass-if (format #f "target `~a' honored" triplet)
(with-target triplet
(lambda ()
(let ((word-size
;; When the target is the native CPU, rather trust
;; the native CPU's word size. This is because
;; Debian's `sparc64-linux-gnu' port, for instance,
;; actually has a 32-bit user-land, for instance (see
;; <http://www.debian.org/ports/sparc/#sparc64bit>
;; for details.)
(if (and (string=? (native-cpu) (target-cpu))
(string=? (native-os) (target-os)))
(native-word-size)
word-size))
(bv (compile '(hello-world) #:warning-level 0 #:to 'bytecode)))
(and=> (parse-elf bv)
(lambda (elf)
(and (equal? (elf-byte-order elf) endian)
(equal? (elf-word-size elf) word-size)))))))))
(with-test-prefix "cross-compilation"
(test-triplet "i586" "pc" "gnu0.3")
(test-triplet "x86_64" "unknown" "linux-gnu")
(test-triplet "x86_64" "unknown" "kfreebsd-gnu")
(test-triplet "x86_64" "" "netbsd") ;NetBSD/pkgsrc with empty vendor
(test-target "i586-pc-gnu0.3" (endianness little) 4)
(test-target "x86_64-pc-linux-gnu" (endianness little) 8)
(test-target "powerpc-unknown-linux-gnu" (endianness big) 4)
(test-target "sparc64-unknown-freebsd8.2" (endianness big) 8)
(test-target "x86_64--netbsd" (endianness little) 8)
(test-target "mips64el-unknown-linux-gnu" ; n32 or o32 ABI
(endianness little) 4)
(test-target "mips64el-unknown-linux-gnuabi64" ; n64 ABI (Debian tuplet)
(endianness little) 8)
(test-target "x86_64-unknown-linux-gnux32" ; x32 ABI (Debian tuplet)
(endianness little) 4)
(test-target "arm-unknown-linux-androideabi"
(endianness little) 4)
(test-target "armeb-unknown-linux-gnu"
(endianness big) 4)
(test-target "aarch64-linux-gnu"
(endianness little) 8)
(test-target "aarch64_be-linux-gnu"
(endianness big) 8)
(pass-if-exception "unknown target" exception:miscellaneous-error
(with-target "fcpu-unknown-gnu1.0"
(lambda ()
(compile '(ohai) #:warning-level 0 #:to 'bytecode)))))
;; Local Variables:
;; eval: (put 'with-target 'scheme-indent-function 1)
;; End:
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