1 /* tc-m32r.h -- Header file for tc-m32r.c. 2 Copyright (C) 1996-2021 Free Software Foundation, Inc. 3 4 This file is part of GAS, the GNU Assembler. 5 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 3, or (at your option) 9 any later version. 10 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. 15 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 18 the Free Software Foundation, 51 Franklin Street - Fifth Floor, 19 Boston, MA 02110-1301, USA. */ 20 21 #define TC_M32R 22 23 #define LISTING_HEADER \ 24 (target_big_endian ? "M32R GAS" : "M32R GAS Little Endian") 25 26 /* The target BFD architecture. */ 27 #define TARGET_ARCH bfd_arch_m32r 28 29 /* The endianness of the target format may change based on command 30 line arguments. */ 31 #define TARGET_FORMAT m32r_target_format() 32 extern const char *m32r_target_format (void); 33 34 /* Default to big endian. */ 35 #ifndef TARGET_BYTES_BIG_ENDIAN 36 #define TARGET_BYTES_BIG_ENDIAN 1 37 #endif 38 39 /* Call md_pcrel_from_section, not md_pcrel_from. */ 40 #define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section(FIX, SEC) 41 42 /* Permit temporary numeric labels. */ 43 #define LOCAL_LABELS_FB 1 44 45 #define DIFF_EXPR_OK /* .-foo gets turned into PC relative relocs. */ 46 47 /* We don't need to handle .word strangely. */ 48 #define WORKING_DOT_WORD 49 50 /* For 8 vs 16 vs 32 bit branch selection. */ 51 extern const struct relax_type md_relax_table[]; 52 #define TC_GENERIC_RELAX_TABLE md_relax_table 53 54 extern long m32r_relax_frag (segT, fragS *, long); 55 #define md_relax_frag(segment, fragP, stretch) \ 56 m32r_relax_frag (segment, fragP, stretch) 57 58 /* Account for nop if 32 bit insn falls on odd halfword boundary. */ 59 #define TC_CGEN_MAX_RELAX(insn, len) 6 60 61 /* Fill in rs_align_code fragments. */ 62 extern void m32r_handle_align (fragS *); 63 #define HANDLE_ALIGN(f) m32r_handle_align (f) 64 65 #define MAX_MEM_FOR_RS_ALIGN_CODE (1 + 2 + 4) 66 67 /* Values passed to md_apply_fix don't include the symbol value. */ 68 #define MD_APPLY_SYM_VALUE(FIX) 0 69 70 #define md_apply_fix gas_cgen_md_apply_fix 71 72 #define tc_fix_adjustable(FIX) m32r_fix_adjustable (FIX) 73 extern bool m32r_fix_adjustable (struct fix *); 74 75 /* After creating a fixup for an instruction operand, we need to check for 76 HI16 relocs and queue them up for later sorting. */ 77 #define md_cgen_record_fixup_exp m32r_cgen_record_fixup_exp 78 79 #define TC_HANDLES_FX_DONE 80 81 extern int pic_code; 82 83 #define tc_frob_file_before_fix() m32r_frob_file () 84 extern void m32r_frob_file (void); 85 86 /* No shared lib support, so we don't need to ensure externally 87 visible symbols can be overridden. 88 #define EXTERN_FORCE_RELOC 0 */ 89 90 /* When relaxing, we need to emit various relocs we otherwise wouldn't. */ 91 #define TC_FORCE_RELOCATION(fix) m32r_force_relocation (fix) 92 extern int m32r_force_relocation (struct fix *); 93 94 /* Ensure insns at labels are aligned to 32 bit boundaries. */ 95 int m32r_fill_insn (int); 96 #define TC_START_LABEL(STR, NUL_CHAR, NEXT_CHAR) \ 97 (NEXT_CHAR == ':' && m32r_fill_insn (0)) 98 99 #define md_cleanup() m32r_fill_insn (1) 100 #define md_elf_section_change_hook m32r_elf_section_change_hook 101 extern void m32r_elf_section_change_hook (void); 102 103 #define md_flush_pending_output() m32r_flush_pending_output () 104 extern void m32r_flush_pending_output (void); 105 106 #define elf_tc_final_processing m32r_elf_final_processing 107 extern void m32r_elf_final_processing (void); 108 109 #define md_parse_name(name, exprP, mode, nextcharP) \ 110 m32r_parse_name ((name), (exprP), (mode), (nextcharP)) 111 extern int m32r_parse_name (char const *, expressionS *, enum expr_mode, char *); 112 113 /* This is used to construct expressions out of @GOTOFF, @PLT and @GOT 114 symbols. The relocation type is stored in X_md. */ 115 #define O_PIC_reloc O_md1 116 117 #define TC_CGEN_PARSE_FIX_EXP(opinfo, exp) \ 118 m32r_cgen_parse_fix_exp(opinfo, exp) 119 extern int m32r_cgen_parse_fix_exp (int, expressionS *); 120