1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
|
/* tc-riscv.h -- header file for tc-riscv.c.
Copyright 2011-2015 Free Software Foundation, Inc.
Contributed by Andrew Waterman (waterman@cs.berkeley.edu) at UC Berkeley.
Based on MIPS target.
This file is part of GAS.
GAS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GAS is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING3. If not,
see <http://www.gnu.org/licenses/>. */
#ifndef TC_RISCV
#define TC_RISCV
#include "opcode/riscv.h"
struct frag;
struct expressionS;
#define TARGET_BYTES_BIG_ENDIAN 0
#define TARGET_ARCH bfd_arch_riscv
#define WORKING_DOT_WORD 1
#define LOCAL_LABELS_FB 1
/* Symbols named FAKE_LABEL_NAME are emitted when generating DWARF, so make
sure FAKE_LABEL_NAME is printable. It still must be distinct from any
real label name. So, append a space, which other labels can't contain. */
#define FAKE_LABEL_NAME ".L0 "
#define md_relax_frag(segment, fragp, stretch) \
riscv_relax_frag(segment, fragp, stretch)
extern int riscv_relax_frag (asection *, struct frag *, long);
#define md_section_align(seg,size) (size)
#define md_undefined_symbol(name) (0)
#define md_operand(x)
/* FIXME: it is unclear if this is used, or if it is even correct. */
#define MAX_MEM_FOR_RS_ALIGN_CODE (1 + 2)
/* The ISA of the target may change based on command-line arguments. */
#define TARGET_FORMAT riscv_target_format()
extern const char *riscv_target_format (void);
#define md_after_parse_args() riscv_after_parse_args()
extern void riscv_after_parse_args (void);
#define tc_init_after_args() riscv_init_after_args()
extern void riscv_init_after_args (void);
#define md_parse_long_option(arg) riscv_parse_long_option (arg)
extern int riscv_parse_long_option (const char *);
/* Let the linker resolve all the relocs due to relaxation. */
#define tc_fix_adjustable(fixp) 0
#define md_allow_local_subtract(l,r,s) 0
/* Values passed to md_apply_fix don't include symbol values. */
#define MD_APPLY_SYM_VALUE(FIX) 0
/* Global syms must not be resolved, to support ELF shared libraries. */
#define EXTERN_FORCE_RELOC \
(OUTPUT_FLAVOR == bfd_target_elf_flavour)
#define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEG) ((SEG)->flags & SEC_CODE)
#define TC_FORCE_RELOCATION_SUB_LOCAL(FIX, SEG) 1
#define TC_VALIDATE_FIX_SUB(FIX, SEG) 1
#define TC_FORCE_RELOCATION_LOCAL(FIX) 1
#define DIFF_EXPR_OK 1
extern void riscv_pop_insert (void);
#define md_pop_insert() riscv_pop_insert()
#define TARGET_USE_CFIPOP 1
#define tc_cfi_frame_initial_instructions riscv_cfi_frame_initial_instructions
extern void riscv_cfi_frame_initial_instructions (void);
#define tc_regname_to_dw2regnum tc_riscv_regname_to_dw2regnum
extern int tc_riscv_regname_to_dw2regnum (char *regname);
extern unsigned xlen;
#define DWARF2_DEFAULT_RETURN_COLUMN X_RA
#define DWARF2_CIE_DATA_ALIGNMENT (-(int) (xlen / 8))
#define elf_tc_final_processing riscv_elf_final_processing
extern void riscv_elf_final_processing (void);
#endif /* TC_RISCV */
|
