| 1 | /* tc-ft32.h -- Header file for tc-ft32.c. |
| 2 | |
| 3 | Copyright (C) 2013-2019 Free Software Foundation, Inc. |
| 4 | Contributed by FTDI (support@ftdichip.com) |
| 5 | |
| 6 | This file is part of GAS, the GNU Assembler. |
| 7 | |
| 8 | GAS is free software; you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation; either version 3, or (at your option) |
| 11 | any later version. |
| 12 | |
| 13 | GAS is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License along |
| 19 | with GAS; see the file COPYING. If not, write to the Free Software |
| 20 | Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 21 | |
| 22 | #define TC_FT32 1 |
| 23 | #define TARGET_BYTES_BIG_ENDIAN 0 |
| 24 | #define WORKING_DOT_WORD |
| 25 | |
| 26 | /* This macro is the BFD architecture to pass to `bfd_set_arch_mach'. */ |
| 27 | #define TARGET_FORMAT "elf32-ft32" |
| 28 | |
| 29 | #define TARGET_ARCH bfd_arch_ft32 |
| 30 | |
| 31 | #define md_undefined_symbol(NAME) 0 |
| 32 | |
| 33 | /* These macros must be defined, but is will be a fatal assembler |
| 34 | error if we ever hit them. */ |
| 35 | #define md_estimate_size_before_relax(A, B) (as_fatal (_("estimate size\n")), 0) |
| 36 | #define md_convert_frag(B, S, F) (as_fatal (_("convert_frag\n"))) |
| 37 | |
| 38 | /* PC relative operands are relative to the start of the opcode, and |
| 39 | the operand is always one byte into the opcode. */ |
| 40 | #define md_pcrel_from(FIX) \ |
| 41 | ((FIX)->fx_where + (FIX)->fx_frag->fr_address - 1) |
| 42 | |
| 43 | #define md_section_align(SEGMENT, SIZE) (SIZE) |
| 44 | |
| 45 | /* If this macro returns non-zero, it guarantees that a relocation will be emitted |
| 46 | even when the value can be resolved locally. Do that if linkrelax is turned on */ |
| 47 | #define TC_FORCE_RELOCATION(fix) ft32_force_relocation (fix) |
| 48 | #define TC_FORCE_RELOCATION_SUB_SAME(fix, seg) \ |
| 49 | (! SEG_NORMAL (seg) || ft32_force_relocation (fix)) |
| 50 | extern int ft32_force_relocation (struct fix *); |
| 51 | |
| 52 | #define TC_LINKRELAX_FIXUP(seg) \ |
| 53 | ((seg->flags & SEC_CODE) || (seg->flags & SEC_DEBUGGING)) |
| 54 | |
| 55 | /* This macro is evaluated for any fixup with a fx_subsy that |
| 56 | fixup_segment cannot reduce to a number. If the macro returns |
| 57 | false an error will be reported. */ |
| 58 | #define TC_VALIDATE_FIX_SUB(fix, seg) ft32_validate_fix_sub (fix) |
| 59 | extern int ft32_validate_fix_sub (struct fix *); |
| 60 | |
| 61 | /* The difference between same-section symbols may be affected by linker |
| 62 | relaxation, so do not resolve such expressions in the assembler. */ |
| 63 | #define md_allow_local_subtract(l,r,s) ft32_allow_local_subtract (l, r, s) |
| 64 | extern bfd_boolean ft32_allow_local_subtract (expressionS *, |
| 65 | expressionS *, |
| 66 | segT); |
| 67 | |
| 68 | #define md_operand(x) |