1/* Macro definitions to used to support 32/64-bit code in Darwin's 2 * assembly files. 3 * 4 * Copyright (C) 2004 Free Software Foundation, Inc. 5 * 6 * This file is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the 8 * Free Software Foundation; either version 2, or (at your option) any 9 * later version. 10 * 11 * In addition to the permissions in the GNU General Public License, the 12 * Free Software Foundation gives you unlimited permission to link the 13 * compiled version of this file with other programs, and to distribute 14 * those programs without any restriction coming from the use of this 15 * file. (The General Public License restrictions do apply in other 16 * respects; for example, they cover modification of the file, and 17 * distribution when not linked into another program.) 18 * 19 * This file is distributed in the hope that it will be useful, but 20 * WITHOUT ANY WARRANTY; without even the implied warranty of 21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 22 * General Public License for more details. 23 * 24 * You should have received a copy of the GNU General Public License 25 * along with this program; see the file COPYING. If not, write to 26 * the Free Software Foundation, 51 Franklin Street, Fifth Floor, 27 * Boston, MA 02110-1301, USA. 28 * 29 * As a special exception, if you link this library with files 30 * compiled with GCC to produce an executable, this does not cause the 31 * resulting executable to be covered by the GNU General Public License. 32 * This exception does not however invalidate any other reasons why the 33 * executable file might be covered by the GNU General Public License. 34 */ 35 36/* These are donated from /usr/include/architecture/ppc . */ 37 38#if defined(__ppc64__) 39#define MODE_CHOICE(x, y) y 40#else 41#define MODE_CHOICE(x, y) x 42#endif 43 44#define cmpg MODE_CHOICE(cmpw, cmpd) 45#define lg MODE_CHOICE(lwz, ld) 46#define stg MODE_CHOICE(stw, std) 47#define lgx MODE_CHOICE(lwzx, ldx) 48#define stgx MODE_CHOICE(stwx, stdx) 49#define lgu MODE_CHOICE(lwzu, ldu) 50#define stgu MODE_CHOICE(stwu, stdu) 51#define lgux MODE_CHOICE(lwzux, ldux) 52#define stgux MODE_CHOICE(stwux, stdux) 53#define lgwa MODE_CHOICE(lwz, lwa) 54 55#define g_long MODE_CHOICE(long, quad) /* usage is ".g_long" */ 56 57#define GPR_BYTES MODE_CHOICE(4,8) /* size of a GPR in bytes */ 58#define LOG2_GPR_BYTES MODE_CHOICE(2,3) /* log2(GPR_BYTES) */ 59 60#define SAVED_LR_OFFSET MODE_CHOICE(8,16) /* position of saved 61 LR in frame */ 62