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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [genattr-common.c] - Rev 772
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/* Generate attribute information shared between driver and core compilers (insn-attr-common.h) from machine description. Split out of genattr.c. Copyright (C) 1991, 1994, 1996, 1998, 1999, 2000, 2003, 2004, 2007, 2008, 2010, 2011 Free Software Foundation, Inc. This file is part of GCC. GCC is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3, or (at your option) any later version. GCC is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GCC; see the file COPYING3. If not see <http://www.gnu.org/licenses/>. */ #include "bconfig.h" #include "system.h" #include "coretypes.h" #include "tm.h" #include "rtl.h" #include "errors.h" #include "read-md.h" #include "gensupport.h" static void write_upcase (const char *str) { for (; *str; str++) putchar (TOUPPER(*str)); } static void gen_attr (rtx attr) { const char *p, *tag; p = XSTR (attr, 1); if (*p != '\0') { printf ("enum attr_%s {", XSTR (attr, 0)); while ((tag = scan_comma_elt (&p)) != 0) { write_upcase (XSTR (attr, 0)); putchar ('_'); while (tag != p) putchar (TOUPPER (*tag++)); if (*p == ',') fputs (", ", stdout); } fputs ("};\n", stdout); } } int main (int argc, char **argv) { rtx desc; bool have_delay = false; bool have_sched = false; progname = "genattr-common"; if (!init_rtx_reader_args (argc, argv)) return (FATAL_EXIT_CODE); puts ("/* Generated automatically by the program `genattr-common'"); puts (" from the machine description file `md'. */\n"); puts ("#ifndef GCC_INSN_ATTR_COMMON_H"); puts ("#define GCC_INSN_ATTR_COMMON_H\n"); /* Read the machine description. */ while (1) { int line_no, insn_code_number; desc = read_md_rtx (&line_no, &insn_code_number); if (desc == NULL) break; if (GET_CODE (desc) == DEFINE_ATTR) gen_attr (desc); if (GET_CODE (desc) == DEFINE_DELAY) { if (!have_delay) { printf ("#define DELAY_SLOTS\n"); have_delay = true; } } else if (GET_CODE (desc) == DEFINE_INSN_RESERVATION) { if (!have_sched) { printf ("#define INSN_SCHEDULING\n"); have_sched = true; } } } puts ("\n#endif /* GCC_INSN_ATTR_COMMON_H */"); if (ferror (stdout) || fflush (stdout) || fclose (stdout)) return FATAL_EXIT_CODE; return SUCCESS_EXIT_CODE; }
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