| 1 | /* tc-v850.h -- Header file for tc-v850.c.
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| 2 | Copyright 1996, 1997, 1998, 2000, 2001, 2002
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| 3 | Free Software Foundation, Inc.
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| 4 |
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| 5 | This file is part of GAS, the GNU Assembler.
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| 6 |
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| 7 | GAS is free software; you can redistribute it and/or modify
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| 8 | it under the terms of the GNU General Public License as published by
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| 9 | the Free Software Foundation; either version 2, or (at your option)
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| 10 | any later version.
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| 11 |
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| 12 | GAS is distributed in the hope that it will be useful,
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | GNU General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with GAS; see the file COPYING. If not, write to the Free
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| 19 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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| 20 | 02111-1307, USA. */
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| 21 |
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| 22 | #define TC_V850
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| 23 |
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| 24 | #include "elf/v850.h"
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| 25 |
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| 26 | #define TARGET_BYTES_BIG_ENDIAN 0
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| 27 |
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| 28 | #ifndef BFD_ASSEMBLER
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| 29 | #error V850 support requires BFD_ASSEMBLER
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| 30 | #endif
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| 31 |
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| 32 | /* The target BFD architecture. */
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| 33 | #define TARGET_ARCH bfd_arch_v850
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| 34 |
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| 35 | /* The target BFD format. */
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| 36 | #define TARGET_FORMAT "elf32-v850"
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| 37 |
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| 38 | #define md_operand(x)
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| 39 |
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| 40 | #define tc_fix_adjustable(FIX) v850_fix_adjustable (FIX)
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| 41 | extern bfd_boolean v850_fix_adjustable PARAMS ((struct fix *));
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| 42 |
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| 43 | #define TC_FORCE_RELOCATION(FIX) v850_force_relocation(FIX)
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| 44 | extern int v850_force_relocation PARAMS ((struct fix *));
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| 45 |
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| 46 | #ifdef OBJ_ELF
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| 47 | /* Values passed to md_apply_fix3 don't include the symbol value. */
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| 48 | #define MD_APPLY_SYM_VALUE(FIX) 0
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| 49 | #endif
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| 50 |
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| 51 | /* Permit temporary numeric labels. */
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| 52 | #define LOCAL_LABELS_FB 1
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| 53 |
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| 54 | #define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs. */
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| 55 |
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| 56 | /* We don't need to handle .word strangely. */
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| 57 | #define WORKING_DOT_WORD
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| 58 |
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| 59 | #define md_number_to_chars number_to_chars_littleendian
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| 60 |
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| 61 | /* We need to handle lo(), hi(), etc etc in .hword, .word, etc
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| 62 | directives, so we have to parse "cons" expressions ourselves. */
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| 63 | #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) parse_cons_expression_v850 (EXP)
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| 64 | extern void parse_cons_expression_v850 PARAMS ((expressionS *));
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| 65 |
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| 66 | #define TC_CONS_FIX_NEW cons_fix_new_v850
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| 67 | extern void cons_fix_new_v850 PARAMS ((fragS *, int, int, expressionS *));
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| 68 |
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| 69 | #define TC_GENERIC_RELAX_TABLE md_relax_table
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| 70 | extern const struct relax_type md_relax_table[];
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| 71 |
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| 72 | /* When relaxing, we need to generate
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| 73 | relocations for alignment directives. */
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| 74 | #define HANDLE_ALIGN(frag) v850_handle_align (frag)
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| 75 | extern void v850_handle_align PARAMS ((fragS *));
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| 76 |
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| 77 | /* This section must be in the small data area (pointed to by GP). */
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| 78 | #define SHF_V850_GPREL 0x10000000
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| 79 | /* This section must be in the tiny data area (pointed to by EP). */
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| 80 | #define SHF_V850_EPREL 0x20000000
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| 81 | /* This section must be in the zero data area (pointed to by R0). */
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| 82 | #define SHF_V850_R0REL 0x40000000
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| 83 |
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| 84 | #define ELF_TC_SPECIAL_SECTIONS \
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| 85 | { ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \
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| 86 | { ".rosdata", SHT_PROGBITS, SHF_ALLOC + SHF_V850_GPREL }, \
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| 87 | { ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \
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| 88 | { ".scommon", SHT_V850_SCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_GPREL }, \
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| 89 | { ".tdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_EPREL }, \
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| 90 | { ".tbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_EPREL }, \
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| 91 | { ".tcommon", SHT_V850_TCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \
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| 92 | { ".zdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \
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| 93 | { ".rozdata", SHT_PROGBITS, SHF_ALLOC + SHF_V850_R0REL }, \
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| 94 | { ".zbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \
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| 95 | { ".zcommon", SHT_V850_ZCOMMON, SHF_ALLOC + SHF_WRITE + SHF_V850_R0REL }, \
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| 96 | { ".call_table_data", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \
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| 97 | { ".call_table_text", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_EXECINSTR },
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| 98 |
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| 99 | #define MD_PCREL_FROM_SECTION(FIX, SEC) v850_pcrel_from_section (FIX, SEC)
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| 100 | extern long v850_pcrel_from_section PARAMS ((struct fix *, asection *));
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| 101 |
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| 102 | #define DWARF2_LINE_MIN_INSN_LENGTH 2
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