binutils-gdb/gas/cgen.h

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/* GAS cgen support.
Copyright (C) 1998-2020 Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
GAS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
License for more details.
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You should have received a copy of the GNU General Public License
along with GAS; see the file COPYING. If not, write to the Free
Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
02110-1301, USA. */
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#ifndef GAS_CGEN_H
#define GAS_CGEN_H
/* Opcode table handle. */
extern CGEN_CPU_DESC gas_cgen_cpu_desc;
/* Maximum number of fixups in an insn.
If you need to change this, allow target to override and do so there. */
#ifndef GAS_CGEN_MAX_FIXUPS
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#define GAS_CGEN_MAX_FIXUPS 3
#endif
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/* Struct defining result of gas_cgen_finish_insn. */
typedef struct
{
/* Frag containing the insn */
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fragS * frag;
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/* Address of insn in frag. */
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char * addr;
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/* Number of fixups this insn has. */
int num_fixups;
/* Array of fixups. */
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fixS * fixups[GAS_CGEN_MAX_FIXUPS];
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} finished_insnS;
/* Callback for operand parsing.
The result is an error message or NULL for success.
The parsed value is stored in the bfd_vma *. */
extern const char * gas_cgen_parse_operand
(CGEN_CPU_DESC, enum cgen_parse_operand_type,
const char **, int, int, enum cgen_parse_operand_result *,
bfd_vma *);
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/* Call this from md_assemble to initialize the assembler callback. */
extern void gas_cgen_init_parse (void);
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/* Routines and macros for saving fixup chains. */
extern void gas_cgen_save_fixups (int);
extern void gas_cgen_restore_fixups (int);
extern void gas_cgen_swap_fixups (int);
extern void gas_cgen_initialize_saved_fixups_array (void);
#define MAX_SAVED_FIXUP_CHAINS 50
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/* Add a register to the assembler's hash table.
This makes lets GAS parse registers for us.
??? This isn't currently used, but it could be in the future. */
extern void cgen_asm_record_register (char *, int);
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/* After CGEN_SYM (assemble_insn) is done, this is called to
output the insn and record any fixups. */
extern void gas_cgen_finish_insn (const CGEN_INSN *,
CGEN_INSN_BYTES_PTR, unsigned int,
int, finished_insnS *);
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/* Record a fixup. */
extern fixS * gas_cgen_record_fixup (fragS *, int, const CGEN_INSN *,
int, const CGEN_OPERAND *, int,
symbolS *, offsetT);
extern fixS * gas_cgen_record_fixup_exp (fragS *, int, const CGEN_INSN *,
int, const CGEN_OPERAND *, int,
expressionS *);
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extern bfd_reloc_code_real_type gas_cgen_pcrel_r_type (bfd_reloc_code_real_type);
/* md_apply_fix handler. */
gas: * cgen.c, cgen.h, tc.h, write.c, config/obj-coff.c * config/tc-a29k.c, config/tc-alpha.c, config/tc-alpha.h * config/tc-arc.c, config/tc-arc.h, config/tc-arm.c * config/tc-arm.h, config/tc-avr.c, config/tc-avr.h * config/tc-cris.c, config/tc-crx.c, config/tc-d10v.c * config/tc-d10v.h, config/tc-d30v.c, config/tc-d30v.h * config/tc-dlx.c, config/tc-dlx.h, config/tc-fr30.h * config/tc-frv.c, config/tc-frv.h, config/tc-h8300.c * config/tc-h8500.c, config/tc-hppa.c, config/tc-hppa.h * config/tc-i370.c, config/tc-i370.h, config/tc-i386.c * config/tc-i386.h, config/tc-i860.c, config/tc-i860.h * config/tc-i960.c, config/tc-i960.h, config/tc-ia64.c * config/tc-ip2k.c, config/tc-ip2k.h, config/tc-iq2000.c * config/tc-iq2000.h, config/tc-m32r.c, config/tc-m32r.h * config/tc-m68hc11.c, config/tc-m68hc11.h, config/tc-m68k.c * config/tc-m68k.h, config/tc-m88k.c, config/tc-maxq.c * config/tc-mcore.c, config/tc-mcore.h, config/tc-mips.c * config/tc-mips.h, config/tc-mmix.c, config/tc-mn10200.c * config/tc-mn10300.c, config/tc-msp430.c, config/tc-ns32k.c * config/tc-openrisc.h, config/tc-or32.c, config/tc-or32.h * config/tc-pdp11.c, config/tc-pj.c, config/tc-pj.h * config/tc-ppc.c, config/tc-ppc.h, config/tc-s390.c * config/tc-s390.h, config/tc-sh64.c, config/tc-sh.c * config/tc-sh.h, config/tc-sparc.c, config/tc-sparc.h * config/tc-tahoe.c, config/tc-tic30.c, config/tc-tic4x.c * config/tc-tic54x.c, config/tc-tic80.c, config/tc-v850.c * config/tc-v850.h, config/tc-vax.c, config/tc-vax.h * config/tc-w65.c, config/tc-xstormy16.c, config/tc-xstormy16.h * config/tc-xtensa.c, config/tc-z8k.c: Replace all instances of the string "_apply_fix3" with "_apply_fix". * po/POTFILES.in, po/gas.pot: Regenerate. bfd: * coff-i386.c: Change md_apply_fix3 to md_apply_fix in comment. cgen: * doc/porting.texi: Change all mention of md_apply_fix3 and gas_cgen_md_apply_fix3 to md_apply_fix and gas_cgen_md_apply_fix respectively.
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extern void gas_cgen_md_apply_fix (fixS *, valueT *, segT);
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/* tc_gen_reloc handler. */
extern arelent *gas_cgen_tc_gen_reloc (asection *, fixS *);
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/* Target supplied routine to lookup a reloc. */
extern bfd_reloc_code_real_type
md_cgen_lookup_reloc (const CGEN_INSN *, const CGEN_OPERAND *, fixS *);
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/* Optional target supplied routine to record a fixup for an expression. */
extern fixS *
md_cgen_record_fixup_exp (fragS *, int, const CGEN_INSN *, int,
const CGEN_OPERAND *, int, expressionS *);
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extern void gas_cgen_md_operand (expressionS *);
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/* Perform any cgen specific initialisation for gas. */
extern void gas_cgen_begin (void);
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#endif /* GAS_CGEN_H */