1/* Target-specific definition for a Renesas Super-H.
2   Copyright (C) 1993-2023 Free Software Foundation, Inc.
3
4   This file is part of GDB.
5
6   This program 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 of the License, or
9   (at your option) any later version.
10
11   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.  */
18
19#ifndef SH_TDEP_H
20#define SH_TDEP_H
21
22#include "gdbarch.h"
23
24/* Contributed by Steve Chamberlain sac@cygnus.com.  */
25
26/* Registers for all SH variants.  Used also by sh3-rom.c.  */
27enum
28  {
29    R0_REGNUM = 0,
30    STRUCT_RETURN_REGNUM = 2,
31    ARG0_REGNUM = 4,
32    ARGLAST_REGNUM = 7,
33    FP_REGNUM = 14,
34    PC_REGNUM = 16,
35    PR_REGNUM = 17,
36    GBR_REGNUM = 18,
37    VBR_REGNUM = 19,
38    MACH_REGNUM = 20,
39    MACL_REGNUM = 21,
40    SR_REGNUM = 22,
41    FPUL_REGNUM = 23,
42    /* Floating point registers */
43    FPSCR_REGNUM = 24,
44    FR0_REGNUM = 25,
45    FLOAT_ARG0_REGNUM = 29,
46    FLOAT_ARGLAST_REGNUM = 36,
47    FP_LAST_REGNUM = 40,
48    /* sh3,sh4 registers */
49    SSR_REGNUM = 41,
50    SPC_REGNUM = 42,
51    /* DSP registers */
52    DSR_REGNUM = 24,
53    A0G_REGNUM = 25,
54    A0_REGNUM = 26,
55    A1G_REGNUM = 27,
56    A1_REGNUM = 28,
57    M0_REGNUM = 29,
58    M1_REGNUM = 30,
59    X0_REGNUM = 31,
60    X1_REGNUM = 32,
61    Y0_REGNUM = 33,
62    Y1_REGNUM = 34,
63    MOD_REGNUM = 40,
64    RS_REGNUM = 43,
65    RE_REGNUM = 44,
66    DSP_R0_BANK_REGNUM = 51,
67    DSP_R7_BANK_REGNUM = 58,
68    /* sh2a register */
69    R0_BANK0_REGNUM = 43,
70    MACHB_REGNUM = 58,
71    IVNB_REGNUM = 59,
72    PRB_REGNUM = 60,
73    GBRB_REGNUM = 61,
74    MACLB_REGNUM = 62,
75    BANK_REGNUM = 63,
76    IBCR_REGNUM = 64,
77    IBNR_REGNUM = 65,
78    TBR_REGNUM = 66,
79    PSEUDO_BANK_REGNUM = 67,
80    /* Floating point pseudo registers */
81    DR0_REGNUM = 68,
82    DR_LAST_REGNUM = 75,
83    FV0_REGNUM = 76,
84    FV_LAST_REGNUM = 79
85  };
86
87/* This structure describes a register in a core-file.  */
88struct sh_corefile_regmap
89{
90  int regnum;
91  unsigned int offset;
92};
93
94struct sh_gdbarch_tdep : gdbarch_tdep_base
95{
96  /* Non-NULL when debugging from a core file.  Provides the offset
97     where each general-purpose register is stored inside the associated
98     core file section.  */
99  struct sh_corefile_regmap *core_gregmap = nullptr;
100  int sizeof_gregset = 0;
101  /* Non-NULL when debugging from a core file and when FP registers are
102     available.  Provides the offset where each FP register is stored
103     inside the associated core file section.  */
104  struct sh_corefile_regmap *core_fpregmap = nullptr;
105  int sizeof_fpregset = 0;
106  /* ISA-specific data types.  */
107  struct type *sh_littlebyte_bigword_type = nullptr;
108};
109
110extern const struct regset sh_corefile_gregset;
111
112void sh_corefile_supply_regset (const struct regset *regset,
113				struct regcache *regcache,
114				int regnum, const void *regs, size_t len);
115void sh_corefile_collect_regset (const struct regset *regset,
116				 const struct regcache *regcache,
117				 int regnum, void *regs, size_t len);
118#endif /* SH_TDEP_H */
119