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1 /* Macro definitions to used to support 32/64-bit code in Darwin's
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2 * assembly files.
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3 *
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4 * Copyright (C) 2004, 2009 Free Software Foundation, Inc.
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5 *
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6 * This file is free software; you can redistribute it and/or modify it
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7 * under the terms of the GNU General Public License as published by the
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8 * Free Software Foundation; either version 3, or (at your option) any
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9 * later version.
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10 *
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11 * This file is distributed in the hope that it will be useful, but
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12 * WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * General Public License for more details.
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15 *
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16 * Under Section 7 of GPL version 3, you are granted additional
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17 * permissions described in the GCC Runtime Library Exception, version
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18 * 3.1, as published by the Free Software Foundation.
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19 *
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20 * You should have received a copy of the GNU General Public License and
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21 * a copy of the GCC Runtime Library Exception along with this program;
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22 * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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23 * <http://www.gnu.org/licenses/>.
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24 */
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25
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26 /* These are donated from /usr/include/architecture/ppc . */
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27
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28 #if defined(__ppc64__)
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29 #define MODE_CHOICE(x, y) y
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30 #else
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31 #define MODE_CHOICE(x, y) x
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32 #endif
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33
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34 #define cmpg MODE_CHOICE(cmpw, cmpd)
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35 #define lg MODE_CHOICE(lwz, ld)
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36 #define stg MODE_CHOICE(stw, std)
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37 #define lgx MODE_CHOICE(lwzx, ldx)
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38 #define stgx MODE_CHOICE(stwx, stdx)
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39 #define lgu MODE_CHOICE(lwzu, ldu)
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40 #define stgu MODE_CHOICE(stwu, stdu)
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41 #define lgux MODE_CHOICE(lwzux, ldux)
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42 #define stgux MODE_CHOICE(stwux, stdux)
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43 #define lgwa MODE_CHOICE(lwz, lwa)
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44
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45 #define g_long MODE_CHOICE(long, quad) /* usage is ".g_long" */
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46
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47 #define GPR_BYTES MODE_CHOICE(4,8) /* size of a GPR in bytes */
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48 #define LOG2_GPR_BYTES MODE_CHOICE(2,3) /* log2(GPR_BYTES) */
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49
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50 #define SAVED_LR_OFFSET MODE_CHOICE(8,16) /* position of saved
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51 LR in frame */
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