xref: /netbsd/external/gpl3/gdb/dist/gas/config/tc-ft32.h (revision 1424dfb3)
1*1424dfb3Schristos /* tc-ft32.h -- Header file for tc-ft32.c.
2*1424dfb3Schristos 
3*1424dfb3Schristos    Copyright (C) 2013-2020 Free Software Foundation, Inc.
4*1424dfb3Schristos    Contributed by FTDI (support@ftdichip.com)
5*1424dfb3Schristos 
6*1424dfb3Schristos    This file is part of GAS, the GNU Assembler.
7*1424dfb3Schristos 
8*1424dfb3Schristos    GAS is free software; you can redistribute it and/or modify
9*1424dfb3Schristos    it under the terms of the GNU General Public License as published by
10*1424dfb3Schristos    the Free Software Foundation; either version 3, or (at your option)
11*1424dfb3Schristos    any later version.
12*1424dfb3Schristos 
13*1424dfb3Schristos    GAS is distributed in the hope that it will be useful,
14*1424dfb3Schristos    but WITHOUT ANY WARRANTY; without even the implied warranty of
15*1424dfb3Schristos    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16*1424dfb3Schristos    GNU General Public License for more details.
17*1424dfb3Schristos 
18*1424dfb3Schristos    You should have received a copy of the GNU General Public License along
19*1424dfb3Schristos    with GAS; see the file COPYING.  If not, write to the Free Software
20*1424dfb3Schristos    Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
21*1424dfb3Schristos 
22*1424dfb3Schristos #define TC_FT32 1
23*1424dfb3Schristos #define TARGET_BYTES_BIG_ENDIAN 0
24*1424dfb3Schristos #define WORKING_DOT_WORD
25*1424dfb3Schristos 
26*1424dfb3Schristos /* This macro is the BFD architecture to pass to `bfd_set_arch_mach'.  */
27*1424dfb3Schristos #define TARGET_FORMAT  "elf32-ft32"
28*1424dfb3Schristos 
29*1424dfb3Schristos #define TARGET_ARCH bfd_arch_ft32
30*1424dfb3Schristos 
31*1424dfb3Schristos #define md_undefined_symbol(NAME)           0
32*1424dfb3Schristos 
33*1424dfb3Schristos /* These macros must be defined, but is will be a fatal assembler
34*1424dfb3Schristos    error if we ever hit them.  */
35*1424dfb3Schristos #define md_estimate_size_before_relax(A, B) (as_fatal (_("estimate size\n")), 0)
36*1424dfb3Schristos #define md_convert_frag(B, S, F)            (as_fatal (_("convert_frag\n")))
37*1424dfb3Schristos 
38*1424dfb3Schristos /* PC relative operands are relative to the start of the opcode, and
39*1424dfb3Schristos    the operand is always one byte into the opcode.  */
40*1424dfb3Schristos #define md_pcrel_from(FIX)						\
41*1424dfb3Schristos 	((FIX)->fx_where + (FIX)->fx_frag->fr_address - 1)
42*1424dfb3Schristos 
43*1424dfb3Schristos #define md_section_align(SEGMENT, SIZE)     (SIZE)
44*1424dfb3Schristos 
45*1424dfb3Schristos /* If this macro returns non-zero, it guarantees that a relocation will be emitted
46*1424dfb3Schristos    even when the value can be resolved locally. Do that if linkrelax is turned on */
47*1424dfb3Schristos #define TC_FORCE_RELOCATION(fix)	ft32_force_relocation (fix)
48*1424dfb3Schristos #define TC_FORCE_RELOCATION_SUB_SAME(fix, seg) \
49*1424dfb3Schristos   (! SEG_NORMAL (seg) || ft32_force_relocation (fix))
50*1424dfb3Schristos extern int ft32_force_relocation (struct fix *);
51*1424dfb3Schristos 
52*1424dfb3Schristos #define TC_LINKRELAX_FIXUP(seg) \
53*1424dfb3Schristos   ((seg->flags & SEC_CODE) || (seg->flags & SEC_DEBUGGING))
54*1424dfb3Schristos 
55*1424dfb3Schristos /* This macro is evaluated for any fixup with a fx_subsy that
56*1424dfb3Schristos    fixup_segment cannot reduce to a number.  If the macro returns
57*1424dfb3Schristos    false an error will be reported. */
58*1424dfb3Schristos #define TC_VALIDATE_FIX_SUB(fix, seg)   ft32_validate_fix_sub (fix)
59*1424dfb3Schristos extern int ft32_validate_fix_sub (struct fix *);
60*1424dfb3Schristos 
61*1424dfb3Schristos /* The difference between same-section symbols may be affected by linker
62*1424dfb3Schristos    relaxation, so do not resolve such expressions in the assembler.  */
63*1424dfb3Schristos #define md_allow_local_subtract(l,r,s) ft32_allow_local_subtract (l, r, s)
64*1424dfb3Schristos extern bfd_boolean ft32_allow_local_subtract (expressionS *,
65*1424dfb3Schristos                                               expressionS *,
66*1424dfb3Schristos                                               segT);
67*1424dfb3Schristos 
68*1424dfb3Schristos #define md_operand(x)
69