2 Copyright 1998, 1999, 2000 Free Software Foundation, Inc.
4 This file is part of GAS, the GNU Assembler.
6 GAS 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, or (at your option)
11 GAS 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.
16 You should have received a copy of the GNU General Public License
17 along with GAS; see the file COPYING. If not, write to the Free
18 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
24 /* Opcode table handle. */
25 extern CGEN_CPU_DESC gas_cgen_cpu_desc;
27 /* Maximum number of fixups in an insn.
28 If you need to change this, allow target to override and do so there. */
29 #ifndef GAS_CGEN_MAX_FIXUPS
30 #define GAS_CGEN_MAX_FIXUPS 3
33 /* Struct defining result of gas_cgen_finish_insn. */
35 /* frag containing the insn */
37 /* Address of insn in frag. */
39 /* Number of fixups this insn has. */
41 /* Array of fixups. */
42 fixS * fixups[GAS_CGEN_MAX_FIXUPS];
45 /* Callback for operand parsing.
46 The result is an error message or NULL for success.
47 The parsed value is stored in the bfd_vma *. */
48 extern const char * gas_cgen_parse_operand
49 PARAMS ((CGEN_CPU_DESC, enum cgen_parse_operand_type,
50 const char **, int, int, enum cgen_parse_operand_result *,
53 /* Call this from md_assemble to initialize the assembler callback. */
54 extern void gas_cgen_init_parse PARAMS ((void));
56 /* Routines and macros for saving fixup chains. */
57 extern void gas_cgen_save_fixups PARAMS ((int));
58 extern void gas_cgen_restore_fixups PARAMS ((int));
59 extern void gas_cgen_swap_fixups PARAMS ((int));
60 extern void gas_cgen_initialize_saved_fixups_array PARAMS ((void));
61 #define MAX_SAVED_FIXUP_CHAINS 50
63 /* Add a register to the assembler's hash table.
64 This makes lets GAS parse registers for us.
65 ??? This isn't currently used, but it could be in the future. */
66 extern void cgen_asm_record_register PARAMS ((char *, int));
68 /* After CGEN_SYM (assemble_insn) is done, this is called to
69 output the insn and record any fixups. */
70 extern void gas_cgen_finish_insn PARAMS ((const CGEN_INSN *,
71 CGEN_INSN_BYTES_PTR, unsigned int,
72 int, finished_insnS *));
75 extern fixS * gas_cgen_record_fixup PARAMS ((fragS *, int, const CGEN_INSN *,
76 int, const CGEN_OPERAND *, int,
78 extern fixS * gas_cgen_record_fixup_exp PARAMS ((fragS *, int, const CGEN_INSN *,
79 int, const CGEN_OPERAND *, int,
82 /* md_apply_fix3 handler */
83 extern void gas_cgen_md_apply_fix3 PARAMS ((fixS *, valueT *, segT));
85 /* tc_gen_reloc handler */
86 extern arelent *gas_cgen_tc_gen_reloc PARAMS ((asection *, fixS *));
88 /* Target supplied routine to lookup a reloc. */
89 extern bfd_reloc_code_real_type
90 md_cgen_lookup_reloc PARAMS ((const CGEN_INSN *, const CGEN_OPERAND *,
93 /* Optional target supplied routine to record a fixup for an expression. */
95 md_cgen_record_fixup_exp PARAMS ((fragS *, int, const CGEN_INSN *, int,
96 const CGEN_OPERAND *, int,
99 extern void gas_cgen_md_operand PARAMS ((expressionS *));
101 #endif /* GAS_CGEN_H */