Retro68/gcc/libgcc/config/rs6000/darwin-asm.h
2017-04-10 13:32:00 +02:00

52 lines
1.9 KiB
C

/* Macro definitions to used to support 32/64-bit code in Darwin's
* assembly files.
*
* Copyright (C) 2004-2016 Free Software Foundation, Inc.
*
* This file 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, or (at your option) any
* later version.
*
* This file 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.
*
* Under Section 7 of GPL version 3, you are granted additional
* permissions described in the GCC Runtime Library Exception, version
* 3.1, as published by the Free Software Foundation.
*
* You should have received a copy of the GNU General Public License and
* a copy of the GCC Runtime Library Exception along with this program;
* see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
* <http://www.gnu.org/licenses/>.
*/
/* These are donated from /usr/include/architecture/ppc . */
#if defined(__ppc64__)
#define MODE_CHOICE(x, y) y
#else
#define MODE_CHOICE(x, y) x
#endif
#define cmpg MODE_CHOICE(cmpw, cmpd)
#define lg MODE_CHOICE(lwz, ld)
#define stg MODE_CHOICE(stw, std)
#define lgx MODE_CHOICE(lwzx, ldx)
#define stgx MODE_CHOICE(stwx, stdx)
#define lgu MODE_CHOICE(lwzu, ldu)
#define stgu MODE_CHOICE(stwu, stdu)
#define lgux MODE_CHOICE(lwzux, ldux)
#define stgux MODE_CHOICE(stwux, stdux)
#define lgwa MODE_CHOICE(lwz, lwa)
#define g_long MODE_CHOICE(long, quad) /* usage is ".g_long" */
#define GPR_BYTES MODE_CHOICE(4,8) /* size of a GPR in bytes */
#define LOG2_GPR_BYTES MODE_CHOICE(2,3) /* log2(GPR_BYTES) */
#define SAVED_LR_OFFSET MODE_CHOICE(8,16) /* position of saved
LR in frame */