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      1 /* aarch64-dis.h -- Header file for aarch64-dis.c and aarch64-dis-2.c.
      2    Copyright (C) 2012-2014 Free Software Foundation, Inc.
      3    Contributed by ARM Ltd.
      4 
      5    This file is part of the GNU opcodes library.
      6 
      7    This library is free software; you can redistribute it and/or modify
      8    it under the terms of the GNU General Public License as published by
      9    the Free Software Foundation; either version 3, or (at your option)
     10    any later version.
     11 
     12    It is distributed in the hope that it will be useful, but WITHOUT
     13    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
     14    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
     15    License for more details.
     16 
     17    You should have received a copy of the GNU General Public License
     18    along with this program; see the file COPYING3. If not,
     19    see <http://www.gnu.org/licenses/>.  */
     20 
     21 #ifndef OPCODES_AARCH64_DIS_H
     22 #define OPCODES_AARCH64_DIS_H
     23 #include "bfd_stdint.h"
     24 #include "aarch64-opc.h"
     25 
     26 /* Lookup opcode WORD in the opcode table.
     27 
     28    In the case of multiple aarch64_opcode candidates, one of them will be
     29    returned; for other candidate(s), call aarch64_find_next_opcode to
     30    obtain.  Note that aarch64_find_next_opcode finds the next
     31    aarch64_opcode candidate in a way as if all related aarch64_opcode
     32    entries were in a single-link list.
     33 
     34    N.B. all alias opcodes are ignored here.  */
     35 
     36 const aarch64_opcode* aarch64_opcode_lookup (uint32_t);
     37 const aarch64_opcode* aarch64_find_next_opcode (const aarch64_opcode *);
     38 
     39 /* Given OPCODE, return its alias, e.g. given UBFM, return LSL.
     40 
     41    In the case of multiple alias candidates, the one of the highest priority
     42    (or one of several aliases of the same highest priority) will be
     43    returned; for the other candidate(s), call aarch64_find_next_alias_opcode
     44    to obtain.  Note that aarch64_find_next_alias_opcode finds the next
     45    alias candidate in a way as if all related aliases were in a single-link
     46    list with priority from the highest to the least.  */
     47 
     48 const aarch64_opcode* aarch64_find_alias_opcode (const aarch64_opcode *);
     49 const aarch64_opcode* aarch64_find_next_alias_opcode (const aarch64_opcode *);
     50 
     51 /* Switch-table-based high-level operand extractor.  */
     52 
     53 int aarch64_extract_operand (const aarch64_operand *, aarch64_opnd_info *,
     54 			     const aarch64_insn, const aarch64_inst *);
     55 
     56 /* Operand extractors.  */
     57 
     58 #define AARCH64_DECL_OPD_EXTRACTOR(x)	\
     59   int aarch64_##x (const aarch64_operand *, aarch64_opnd_info *, \
     60 		   const aarch64_insn, const aarch64_inst *)
     61 
     62 AARCH64_DECL_OPD_EXTRACTOR (ext_regno);
     63 AARCH64_DECL_OPD_EXTRACTOR (ext_regno_pair);
     64 AARCH64_DECL_OPD_EXTRACTOR (ext_regrt_sysins);
     65 AARCH64_DECL_OPD_EXTRACTOR (ext_reglane);
     66 AARCH64_DECL_OPD_EXTRACTOR (ext_reglist);
     67 AARCH64_DECL_OPD_EXTRACTOR (ext_ldst_reglist);
     68 AARCH64_DECL_OPD_EXTRACTOR (ext_ldst_reglist_r);
     69 AARCH64_DECL_OPD_EXTRACTOR (ext_ldst_elemlist);
     70 AARCH64_DECL_OPD_EXTRACTOR (ext_advsimd_imm_shift);
     71 AARCH64_DECL_OPD_EXTRACTOR (ext_shll_imm);
     72 AARCH64_DECL_OPD_EXTRACTOR (ext_imm);
     73 AARCH64_DECL_OPD_EXTRACTOR (ext_imm_half);
     74 AARCH64_DECL_OPD_EXTRACTOR (ext_advsimd_imm_modified);
     75 AARCH64_DECL_OPD_EXTRACTOR (ext_fbits);
     76 AARCH64_DECL_OPD_EXTRACTOR (ext_aimm);
     77 AARCH64_DECL_OPD_EXTRACTOR (ext_limm);
     78 AARCH64_DECL_OPD_EXTRACTOR (ext_ft);
     79 AARCH64_DECL_OPD_EXTRACTOR (ext_addr_simple);
     80 AARCH64_DECL_OPD_EXTRACTOR (ext_addr_regoff);
     81 AARCH64_DECL_OPD_EXTRACTOR (ext_addr_simm);
     82 AARCH64_DECL_OPD_EXTRACTOR (ext_addr_uimm12);
     83 AARCH64_DECL_OPD_EXTRACTOR (ext_simd_addr_post);
     84 AARCH64_DECL_OPD_EXTRACTOR (ext_cond);
     85 AARCH64_DECL_OPD_EXTRACTOR (ext_sysreg);
     86 AARCH64_DECL_OPD_EXTRACTOR (ext_pstatefield);
     87 AARCH64_DECL_OPD_EXTRACTOR (ext_sysins_op);
     88 AARCH64_DECL_OPD_EXTRACTOR (ext_barrier);
     89 AARCH64_DECL_OPD_EXTRACTOR (ext_prfop);
     90 AARCH64_DECL_OPD_EXTRACTOR (ext_reg_extended);
     91 AARCH64_DECL_OPD_EXTRACTOR (ext_reg_shifted);
     92 
     93 #undef AARCH64_DECL_OPD_EXTRACTOR
     94 
     95 #endif /* OPCODES_AARCH64_DIS_H */
     96