1/* tc-csky.h -- Header file for tc-csky.c 2 Copyright (C) 1989-2022 Free Software Foundation, Inc. 3 Contributed by C-SKY Microsystems and Mentor Graphics. 4 5 This file is part of GAS, the GNU Assembler. 6 7 GAS 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 GAS is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 GNU General Public License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GAS; see the file COPYING. If not, write to the Free 19 Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 20 02110-1301, USA. */ 21 22#ifndef TC_CSKY 23#define TC_CSKY 1 24 25#define WORKING_DOT_WORD 26 27#define TARGET_ARCH bfd_arch_csky 28 29#define LISTING_HEADER "CSKY GAS" 30 31#ifdef OBJ_ELF 32#define TARGET_FORMAT elf32_csky_target_format () 33#endif 34 35#define TARGET_BYTES_BIG_ENDIAN 0 36 37#define MD_PCREL_FROM_SECTION(F,S) md_pcrel_from_section (F, S) 38 39#define TC_GENERIC_RELAX_TABLE csky_relax_table 40 41#define md_end md_csky_end 42#define md_relax_frag csky_relax_frag 43#define DOUBLESLASH_LINE_COMMENTS 44#define LOCAL_LABELS_FB 1 45#define PAD_LITERAL_LENGTH 6 46#define PAD_FILL_CONTENT 0x1c00 47 48/* Reloc API. */ 49#define EXTERN_FORCE_RELOC 1 50#define TC_CONS_FIX_NEW csky_cons_fix_new 51#define TC_FORCE_RELOCATION(fix) csky_force_relocation (fix) 52#define tc_fix_adjustable(FIX) csky_fix_adjustable (FIX) 53#define TC_SEGMENT_INFO_TYPE csky_segment_info_type 54 55/* Dwarf API. */ 56#define DWARF2_LINE_MIN_INSN_LENGTH 2 57#define DWARF2_ADDR_SIZE(bfd) 4 58#define DWARF2_FDE_RELOC_SIZE 4 59#define TARGET_USE_CFIPOP 1 60#define tc_cfi_frame_initial_instructions csky_cfi_frame_initial_instructions 61#define tc_regname_to_dw2regnum tc_csky_regname_to_dw2regnum 62#define DWARF2_DEFAULT_RETURN_COLUMN 15 63#define DWARF2_CIE_DATA_ALIGNMENT (-4) 64 65/* .-foo gets turned into PC relative relocs. */ 66#define DIFF_EXPR_OK 1 67 68typedef enum 69{ 70 MAP_UNDEFINED = 0, 71 MAP_DATA, 72 MAP_TEXT, 73} map_state; 74 75typedef struct 76{ 77 map_state current_state; 78} csky_segment_info_type; 79 80struct tls_addend 81{ 82 fragS *frag; 83 offsetT offset; 84}; 85 86#define TC_FIX_TYPE struct tls_addend 87#define TC_INIT_FIX_DATA(FIX) \ 88 { (FIX)->tc_fix_data.frag = NULL; (FIX)->tc_fix_data.offset = 0; } 89 90#include "write.h" 91extern const relax_typeS csky_relax_table []; 92 93extern void md_csky_end (void); 94extern void csky_cons_fix_new (fragS *, 95 unsigned int off, 96 unsigned int len, 97 expressionS *, 98 bfd_reloc_code_real_type); 99extern int csky_force_relocation (fixS *); 100extern bool csky_fix_adjustable (fixS *); 101extern void csky_cfi_frame_initial_instructions (void); 102extern int tc_csky_regname_to_dw2regnum (char *); 103extern long csky_relax_frag (segT, fragS *, long); 104 105#ifdef OBJ_ELF 106const char * elf32_csky_target_format (void); 107#endif 108 109#endif 110