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1 /* Generate code from machine description to recognize rtl as insns.
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145
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2 Copyright (C) 1987-2020 Free Software Foundation, Inc.
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111
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3
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4 This file is part of GCC.
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5
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6 GCC 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
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8 the Free Software Foundation; either version 3, or (at your option)
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9 any later version.
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10
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11 GCC is distributed in the hope that it will be useful, but WITHOUT
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12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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14 License for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with GCC; see the file COPYING3. If not see
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18 <http://www.gnu.org/licenses/>. */
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19
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20
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21 /* This program is used to produce tmp-mddump.md, which represents
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22 md-file with expanded iterators and after define_subst transformation
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23 is performed.
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24
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25 The only argument of the program is a source md-file (e.g.
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26 config/i386/i386.md). STDERR is used for the program output. */
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27
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28 #include "bconfig.h"
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29 #include "system.h"
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30 #include "coretypes.h"
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31 #include "tm.h"
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32 #include "rtl.h"
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33 #include "errors.h"
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34 #include "read-md.h"
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35 #include "gensupport.h"
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36
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37
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38 extern int main (int, const char **);
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39
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40 int
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41 main (int argc, const char **argv)
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42 {
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43 progname = "genmddump";
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44
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45 if (!init_rtx_reader_args (argc, argv))
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46 return (FATAL_EXIT_CODE);
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47
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48 /* Read the machine description. */
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49 md_rtx_info info;
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50 while (read_md_rtx (&info))
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51 {
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52 printf (";; %s: %d\n", info.loc.filename, info.loc.lineno);
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53 print_inline_rtx (stdout, info.def, 0);
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54 printf ("\n\n");
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55 }
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56
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57 fflush (stdout);
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58 return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
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59 }
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