mes/scaffold/tests/7g-struct-byte-word-field.c
Jan Nieuwenhuizen 12b41e0e86 mescc: Tinycc support: byte and word struct fields.
* stage0/x86.M1 (mov____%al,0x8(%edx)):
  (mov____%ax,(%edx)):
  (mov____%ax,0x32(%edx)):
  (mov____%ax,0x8(%edx)):
  (movzbl_0x32(%eax),%eax):
  (movzbl_0x8(%eax),%eax):
  (movzwl_0x32(%eax),%eax):
  (movzwl_0x8(%eax),%eax): New define.
* module/mes/as-i386.mes (i386:word-accu->base-mem):
  (i386:byte-accu->base-mem+n):
  (i386:word-accu->base-mem+n):
  (i386:byte-mem+n->accu):
  (i386:word-mem+n->accu): New function.
* module/mes/as-i386.scm: Export them.
* module/language/c99/compiler.mes (struct-field): Use actual size for
  simple types (WAS: 4).
  (decl->info):
  (expr->accu): Respect byte and word struct field sizes.
* scaffold/tests/7g-struct-byte-word-field.c: Test it.
* make.scm (add-scaffold-test): Build it.
2017-08-06 12:27:16 +02:00

57 lines
1.4 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* Mes --- Maxwell Equations of Software
* Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of Mes.
*
* 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.
*
* 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 Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include "30-test.i"
#include <inttypes.h>
#include <string.h>
struct option {
char const *name;
uint8_t index;
uint16_t flags;
int barf;
};
int
test ()
{
struct option h = {"help", 0, 10, 1};
struct option o = {"output", 1, 11, 1};
struct option v = {"version", 0, 0, 1};
if (strcmp (h.name, "help")) return 1;
if (h.index != 0) return 2;
if (h.flags != 10) return 3;
struct option *p = &o;
if (strcmp (p->name, "output")) return 4;
if (p->index != 1) return 5;
if (p->flags != 11) return 6;
p = &v;
v.index = 2;
p->flags = 12;
if (v.index != 2) return 7;
if (v.flags != 12) return 8;
return 0;
}