binutils-gdb/gas/config/tc-loongarch.h

/* tc-loongarch.h -- Header file for tc-loongarch.c.
   Copyright (C) 2021-2022 Free Software Foundation, Inc.
   Contributed by Loongson Ltd.

   This file is part of GAS.

   GAS is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the license, or
   (at your option) any later version.

   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.

   You should have received a copy of the GNU General Public License
   along with this program; see the file COPYING3.  If not,
   see <http://www.gnu.org/licenses/>.  */

#ifndef TC_LOONGARCH
#define TC_LOONGARCH

#define TARGET_BYTES_BIG_ENDIAN 0
#define TARGET_ARCH bfd_arch_loongarch

#define TARGET_MACH (loongarch_mach ())
extern unsigned long loongarch_mach (void);

#define WORKING_DOT_WORD 1
#define REPEAT_CONS_EXPRESSIONS

/* Early than md_begin.  */
#define md_after_parse_args loongarch_after_parse_args
extern void loongarch_after_parse_args (void);

extern void loongarch_pop_insert (void);
#define md_pop_insert() loongarch_pop_insert ()

#define TARGET_FORMAT loongarch_target_format ()
extern const char *loongarch_target_format (void);

#define md_relax_frag(segment, fragp, stretch)	\
  loongarch_relax_frag (segment, fragp, stretch)
extern int loongarch_relax_frag (asection *, struct frag *, long);
#define md_section_align(seg, size) (size)
#define md_undefined_symbol(name) (0)
#define md_operand(x)

/* This is called to see whether a reloc against a defined symbol
   should be converted into a reloc against a section.  */
extern int loongarch_fix_adjustable (struct fix *fix);
#define tc_fix_adjustable(fixp) loongarch_fix_adjustable(fixp)

/* Values passed to md_apply_fix don't include symbol values.  */
#define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) 1
#define TC_VALIDATE_FIX_SUB(FIX, SEG) 1
#define DIFF_EXPR_OK 1

#define TARGET_USE_CFIPOP 1
#define DWARF2_DEFAULT_RETURN_COLUMN 1 /* $ra.  */
#define DWARF2_CIE_DATA_ALIGNMENT -4

#define tc_cfi_frame_initial_instructions	\
  loongarch_cfi_frame_initial_instructions
extern void loongarch_cfi_frame_initial_instructions (void);

#define tc_parse_to_dw2regnum tc_loongarch_parse_to_dw2regnum
extern void tc_loongarch_parse_to_dw2regnum (expressionS *);

/* A enumerated values to specific how to deal with align in '.text'.
   Now we want to fill 'andi $r0,$r0,0x0'.
   Here is the type 0, will fill andi insn later.  */
#define NOP_OPCODE (0x00)

#define HANDLE_ALIGN(fragp) loongarch_handle_align (fragp)
extern void loongarch_handle_align (struct frag *);
#define MAX_MEM_FOR_RS_ALIGN_CODE (3 + 4)

#define elf_tc_final_processing loongarch_elf_final_processing
extern void loongarch_elf_final_processing (void);

#define MAX_RELOC_NUMBER_A_INSN 20

struct reloc_info
{
  bfd_reloc_code_real_type type;
  expressionS value;
};

#endif