target/hexagon/opcodes.c

   1 /*
   2  *  Copyright(c) 2019-2021 Qualcomm Innovation Center, Inc. All Rights Reserved.
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 /*
  19  * opcodes.c
  20  *
  21  * data tables generated automatically
  22  * Maybe some functions too
  23  */
  24
  25 #include "qemu/osdep.h"
  26 #include "attribs.h"
  27 #include "decode.h"
  28
  29 #define VEC_DESCR(A, B, C) DESCR(A, B, C)
  30 #define DONAME(X) #X
  31
  32 const char * const opcode_names[] = {
  33 #define OPCODE(IID) DONAME(IID)
  34 #include "opcodes_def_generated.h.inc"
  35     NULL
  36 #undef OPCODE
  37 };
  38
  39
  40 DECLARE_BITMAP(opcode_attribs[XX_LAST_OPCODE], A_ZZ_LASTATTRIB);
  41
  42 static void init_attribs(int tag, ...)
  43 {
  44     va_list ap;
  45     int attr;
  46     va_start(ap, tag);
  47     while ((attr = va_arg(ap, int)) != 0) {
  48         set_bit(attr, opcode_attribs[tag]);
  49     }
  50     va_end(ap);
  51 }
  52
  53 const OpcodeEncoding opcode_encodings[] = {
  54 #define DEF_ENC32(OPCODE, ENCSTR) \
  55     [OPCODE] = { .encoding = ENCSTR },
  56
  57 #define DEF_ENC_SUBINSN(OPCODE, CLASS, ENCSTR) \
  58     [OPCODE] = { .encoding = ENCSTR, .enc_class = CLASS },
  59
  60 #define DEF_EXT_ENC(OPCODE, CLASS, ENCSTR) \
  61     [OPCODE] = { .encoding = ENCSTR, .enc_class = CLASS },
  62
  63 #include "imported/encode.def"
  64
  65 #undef DEF_ENC32
  66 #undef DEF_ENC_SUBINSN
  67 #undef DEF_EXT_ENC
  68 };
  69
  70 void opcode_init(void)
  71 {
  72     init_attribs(0, 0);
  73
  74 #define ATTRIBS(...) , ## __VA_ARGS__, 0
  75 #define OP_ATTRIB(TAG, ARGS) init_attribs(TAG ARGS);
  76 #include "op_attribs_generated.h.inc"
  77 #undef OP_ATTRIB
  78 #undef ATTRIBS
  79 }