qemu

FORK: QEMU emulator
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gen_tcg_func_table.py (1971B)

      1 #!/usr/bin/env python3
      2 
      3 ##
      4 ##  Copyright(c) 2019-2021 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 def main():
     26     hex_common.read_semantics_file(sys.argv[1])
     27     hex_common.read_attribs_file(sys.argv[2])
     28     hex_common.calculate_attribs()
     29     tagregs = hex_common.get_tagregs()
     30     tagimms = hex_common.get_tagimms()
     31 
     32     with open(sys.argv[3], 'w') as f:
     33         f.write("#ifndef HEXAGON_FUNC_TABLE_H\n")
     34         f.write("#define HEXAGON_FUNC_TABLE_H\n\n")
     35 
     36         f.write("const SemanticInsn opcode_genptr[XX_LAST_OPCODE] = {\n")
     37         for tag in hex_common.tags:
     38             ## Skip the priv instructions
     39             if ( "A_PRIV" in hex_common.attribdict[tag] ) :
     40                 continue
     41             ## Skip the guest instructions
     42             if ( "A_GUEST" in hex_common.attribdict[tag] ) :
     43                 continue
     44             ## Skip the diag instructions
     45             if ( tag == "Y6_diag" ) :
     46                 continue
     47             if ( tag == "Y6_diag0" ) :
     48                 continue
     49             if ( tag == "Y6_diag1" ) :
     50                 continue
     51 
     52             f.write("    [%s] = generate_%s,\n" % (tag, tag))
     53         f.write("};\n\n")
     54 
     55         f.write("#endif    /* HEXAGON_FUNC_TABLE_H */\n")
     56 
     57 if __name__ == "__main__":
     58     main()