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      1 /*  Macro definitions to used to support 32/64-bit code in Darwin's
      2  *  assembly files.
      3  *
      4  *   Copyright (C) 2004-2022 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 3, or (at your option) any
      9  * later version.
     10  *
     11  * This file is distributed in the hope that it will be useful, but
     12  * WITHOUT ANY WARRANTY; without even the implied warranty of
     13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14  * General Public License for more details.
     15  *
     16  * Under Section 7 of GPL version 3, you are granted additional
     17  * permissions described in the GCC Runtime Library Exception, version
     18  * 3.1, as published by the Free Software Foundation.
     19  *
     20  * You should have received a copy of the GNU General Public License and
     21  * a copy of the GCC Runtime Library Exception along with this program;
     22  * see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
     23  * <http://www.gnu.org/licenses/>.
     24  */
     25 
     26 /* These are donated from /usr/include/architecture/ppc . */
     27 
     28 #if defined(__ppc64__)
     29 #define MODE_CHOICE(x, y) y
     30 #else
     31 #define MODE_CHOICE(x, y) x
     32 #endif
     33 
     34 #define cmpg    MODE_CHOICE(cmpw, cmpd)
     35 #define lg      MODE_CHOICE(lwz, ld)
     36 #define stg     MODE_CHOICE(stw, std)
     37 #define lgx     MODE_CHOICE(lwzx, ldx)
     38 #define stgx    MODE_CHOICE(stwx, stdx)
     39 #define lgu     MODE_CHOICE(lwzu, ldu)
     40 #define stgu    MODE_CHOICE(stwu, stdu)
     41 #define lgux    MODE_CHOICE(lwzux, ldux)
     42 #define stgux   MODE_CHOICE(stwux, stdux)
     43 #define lgwa    MODE_CHOICE(lwz, lwa)
     44 
     45 #define g_long  MODE_CHOICE(long, quad)         /* usage is ".g_long" */
     46 
     47 #define GPR_BYTES       MODE_CHOICE(4,8)        /* size of a GPR in bytes */
     48 #define LOG2_GPR_BYTES  MODE_CHOICE(2,3)        /* log2(GPR_BYTES) */
     49 
     50 #define SAVED_LR_OFFSET MODE_CHOICE(8,16)	/* position of saved
     51 						   LR in frame */
     52