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annotate gcc/config/csky/csky_isa.def @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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children 1830386684a0
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131
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1 /* ISA feature descriptions for the C-SKY back end.
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2 Copyright (C) 2018 Free Software Foundation, Inc.
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3 Contributed by C-SKY Microsystems and Mentor Graphics.
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published
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9 by the Free Software Foundation; either version 3, or (at your
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10 option) any later version.
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11
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12 GCC is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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15 License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 /* Before using #include to read this file, define a macro:
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22 CSKY_ISA(CNAME, DESCRIPTION)
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23 */
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24
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25 /* Common insns */
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26 CSKY_ISA (E1, "Extended insns for arch ck801 from base")
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27 CSKY_ISA (E2, "Extended insns for arch ck802 from base")
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28 CSKY_ISA (2E3, "Extended insns for arch ck803 from ck802")
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29 CSKY_ISA (3E3r1, "Extended insns for cpu ck803n from ck803")
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30 CSKY_ISA (3E7, "Extended insns for arch ck807 from ck803")
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31 CSKY_ISA (7E10, "Extended insns for arch ck810 from ck807")
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32
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33 /* Special insns */
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34 CSKY_ISA (div, "divide insns")
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35
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36 /* Extended insns */
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37 CSKY_ISA (dsp, "Extended insns for DSP")
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38 CSKY_ISA (java, "Extended insns for Java")
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39
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40 CSKY_ISA (fpv2_sf, "Single precision operations supported")
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41 CSKY_ISA (fpv2_df, "Double precision operations supported")
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42 CSKY_ISA (fpv2_divd, "Double precision div operations supported")
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43
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44 /* Specific insns mode */
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45 #ifdef CSKY_ISA_MACRO
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46 #define CSKY_ISA_CK801 CSKY_ISA_FEATURE_GET (E1)
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47 #define CSKY_ISA_CK802 CSKY_ISA_FEATURE_GET (E2)
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48 #define CSKY_ISA_CK803 CSKY_ISA_CK802, CSKY_ISA_FEATURE_GET (2E3), \
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49 CSKY_ISA_FEATURE_GET (div)
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50 #define CSKY_ISA_CK803R1 CSKY_ISA_CK803, CSKY_ISA_FEATURE_GET (3E3r1)
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51 #define CSKY_ISA_CK807 CSKY_ISA_CK803, CSKY_ISA_FEATURE_GET (3E7)
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52 #define CSKY_ISA_CK810 CSKY_ISA_CK807, CSKY_ISA_FEATURE_GET (7E10)
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53
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54 #define CSKY_ISA_DSP CSKY_ISA_FEATURE_GET (dsp)
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55
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56 #define CSKY_ISA_FPv2_SF CSKY_ISA_FEATURE_GET (fpv2_sf)
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57 #define CSKY_ISA_FPv2 CSKY_ISA_FPv2_SF, CSKY_ISA_FEATURE_GET (fpv2_df)
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58 #define CSKY_ISA_FPv2_DIVD CSKY_ISA_FPv2, CSKY_ISA_FEATURE_GET (fpv2_divd)
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59 #endif