target/hexagon/gen_tcg_func_table.py

   1 #!/usr/bin/env python3
   2
   3 ##
   4 ##  Copyright(c) 2019-2023 Qualcomm Innovation Center, Inc. All Rights Reserved.
   5 ##
   6 ##  This program is free software; you can redistribute it and/or modify
   7 ##  it under the terms of the GNU General Public License as published by
   8 ##  the Free Software Foundation; either version 2 of the License, or
   9 ##  (at your option) any later version.
  10 ##
  11 ##  This program is distributed in the hope that it will be useful,
  12 ##  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 ##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 ##  GNU General Public License for more details.
  15 ##
  16 ##  You should have received a copy of the GNU General Public License
  17 ##  along with this program; if not, see <http://www.gnu.org/licenses/>.
  18 ##
  19
  20 import sys
  21 import re
  22 import string
  23 import hex_common
  24
  25
  26 def main():
  27     hex_common.read_semantics_file(sys.argv[1])
  28     hex_common.read_attribs_file(sys.argv[2])
  29     hex_common.calculate_attribs()
  30     tagregs = hex_common.get_tagregs()
  31     tagimms = hex_common.get_tagimms()
  32
  33     with open(sys.argv[3], "w") as f:
  34         f.write("#ifndef HEXAGON_FUNC_TABLE_H\n")
  35         f.write("#define HEXAGON_FUNC_TABLE_H\n\n")
  36
  37         f.write("const SemanticInsn opcode_genptr[XX_LAST_OPCODE] = {\n")
  38         for tag in hex_common.tags:
  39             ## Skip the priv instructions
  40             if "A_PRIV" in hex_common.attribdict[tag]:
  41                 continue
  42             ## Skip the guest instructions
  43             if "A_GUEST" in hex_common.attribdict[tag]:
  44                 continue
  45             ## Skip the diag instructions
  46             if tag == "Y6_diag":
  47                 continue
  48             if tag == "Y6_diag0":
  49                 continue
  50             if tag == "Y6_diag1":
  51                 continue
  52
  53             f.write(f"    [{tag}] = generate_{tag},\n")
  54         f.write("};\n\n")
  55
  56         f.write("#endif    /* HEXAGON_FUNC_TABLE_H */\n")
  57
  58
  59 if __name__ == "__main__":
  60     main()