Subversion Repositories hf-risc

/* tc-riscv.h -- header file for tc-riscv.c.
   Copyright 2011-2015 Free Software Foundation, Inc.
 
   Contributed by Andrew Waterman (waterman@cs.berkeley.edu) at UC Berkeley.
   Based on MIPS target.
 
   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, 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_RISCV
#define TC_RISCV
 
#include "opcode/riscv.h"
 
struct frag;
struct expressionS;
 
#define TARGET_BYTES_BIG_ENDIAN 0
 
#define TARGET_ARCH bfd_arch_riscv
 
#define WORKING_DOT_WORD	1
#define LOCAL_LABELS_FB 1
 
/* Symbols named FAKE_LABEL_NAME are emitted when generating DWARF, so make
   sure FAKE_LABEL_NAME is printable.  It still must be distinct from any
   real label name.  So, append a space, which other labels can't contain.  */
#define FAKE_LABEL_NAME ".L0 "
 
#define md_relax_frag(segment, fragp, stretch) \
  riscv_relax_frag(segment, fragp, stretch)
extern int riscv_relax_frag (asection *, struct frag *, long);
 
#define md_section_align(seg,size)	(size)
#define md_undefined_symbol(name)	(0)
#define md_operand(x)
 
/* FIXME: it is unclear if this is used, or if it is even correct.  */
#define MAX_MEM_FOR_RS_ALIGN_CODE  (1 + 2)
 
/* The ISA of the target may change based on command-line arguments.  */
#define TARGET_FORMAT riscv_target_format()
extern const char *riscv_target_format (void);
 
#define md_after_parse_args() riscv_after_parse_args()
extern void riscv_after_parse_args (void);
 
#define tc_init_after_args() riscv_init_after_args()
extern void riscv_init_after_args (void);
 
#define md_parse_long_option(arg) riscv_parse_long_option (arg)
extern int riscv_parse_long_option (const char *);
 
/* Let the linker resolve all the relocs due to relaxation.  */
#define tc_fix_adjustable(fixp) 0
#define md_allow_local_subtract(l,r,s) 0
 
/* Values passed to md_apply_fix don't include symbol values.  */
#define MD_APPLY_SYM_VALUE(FIX) 0
 
/* Global syms must not be resolved, to support ELF shared libraries.  */
#define EXTERN_FORCE_RELOC			\
  (OUTPUT_FLAVOR == bfd_target_elf_flavour)
 
#define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEG) ((SEG)->flags & SEC_CODE)
#define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) 1
#define TC_VALIDATE_FIX_SUB(FIX, SEG) 1
#define TC_FORCE_RELOCATION_LOCAL(FIX) 1
#define DIFF_EXPR_OK 1
 
extern void riscv_pop_insert (void);
#define md_pop_insert()		riscv_pop_insert()
 
#define TARGET_USE_CFIPOP 1
 
#define tc_cfi_frame_initial_instructions riscv_cfi_frame_initial_instructions
extern void riscv_cfi_frame_initial_instructions (void);
 
#define tc_regname_to_dw2regnum tc_riscv_regname_to_dw2regnum
extern int tc_riscv_regname_to_dw2regnum (char *regname);
 
extern unsigned xlen;
#define DWARF2_DEFAULT_RETURN_COLUMN X_RA
#define DWARF2_CIE_DATA_ALIGNMENT (xlen / 8)
 
#define elf_tc_final_processing riscv_elf_final_processing
extern void riscv_elf_final_processing (void);
 
#endif /* TC_RISCV */