1/* Target-specific definition for a Renesas Super-H.
2   Copyright (C) 1993-2020 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/* Contributed by Steve Chamberlain sac@cygnus.com.  */
23
24/* Registers for all SH variants.  Used also by sh3-rom.c.  */
25enum
26  {
27    R0_REGNUM = 0,
28    STRUCT_RETURN_REGNUM = 2,
29    ARG0_REGNUM = 4,
30    ARGLAST_REGNUM = 7,
31    FP_REGNUM = 14,
32    PC_REGNUM = 16,
33    PR_REGNUM = 17,
34    GBR_REGNUM = 18,
35    VBR_REGNUM = 19,
36    MACH_REGNUM = 20,
37    MACL_REGNUM = 21,
38    SR_REGNUM = 22,
39    FPUL_REGNUM = 23,
40    /* Floating point registers */
41    FPSCR_REGNUM = 24,
42    FR0_REGNUM = 25,
43    FLOAT_ARG0_REGNUM = 29,
44    FLOAT_ARGLAST_REGNUM = 36,
45    FP_LAST_REGNUM = 40,
46    /* sh3,sh4 registers */
47    SSR_REGNUM = 41,
48    SPC_REGNUM = 42,
49    /* DSP registers */
50    DSR_REGNUM = 24,
51    A0G_REGNUM = 25,
52    A0_REGNUM = 26,
53    A1G_REGNUM = 27,
54    A1_REGNUM = 28,
55    M0_REGNUM = 29,
56    M1_REGNUM = 30,
57    X0_REGNUM = 31,
58    X1_REGNUM = 32,
59    Y0_REGNUM = 33,
60    Y1_REGNUM = 34,
61    MOD_REGNUM = 40,
62    RS_REGNUM = 43,
63    RE_REGNUM = 44,
64    DSP_R0_BANK_REGNUM = 51,
65    DSP_R7_BANK_REGNUM = 58,
66    /* sh2a register */
67    R0_BANK0_REGNUM = 43,
68    MACHB_REGNUM = 58,
69    IVNB_REGNUM = 59,
70    PRB_REGNUM = 60,
71    GBRB_REGNUM = 61,
72    MACLB_REGNUM = 62,
73    BANK_REGNUM = 63,
74    IBCR_REGNUM = 64,
75    IBNR_REGNUM = 65,
76    TBR_REGNUM = 66,
77    PSEUDO_BANK_REGNUM = 67,
78    /* Floating point pseudo registers */
79    DR0_REGNUM = 68,
80    DR_LAST_REGNUM = 75,
81    FV0_REGNUM = 76,
82    FV_LAST_REGNUM = 79
83  };
84
85/* This structure describes a register in a core-file.  */
86struct sh_corefile_regmap
87{
88  int regnum;
89  unsigned int offset;
90};
91
92struct gdbarch_tdep
93{
94  /* Non-NULL when debugging from a core file.  Provides the offset
95     where each general-purpose register is stored inside the associated
96     core file section.  */
97  struct sh_corefile_regmap *core_gregmap;
98  int sizeof_gregset;
99  /* Non-NULL when debugging from a core file and when FP registers are
100     available.  Provides the offset where each FP register is stored
101     inside the associated core file section.  */
102  struct sh_corefile_regmap *core_fpregmap;
103  int sizeof_fpregset;
104  /* ISA-specific data types.  */
105  struct type *sh_littlebyte_bigword_type;
106};
107
108extern const struct regset sh_corefile_gregset;
109
110void sh_corefile_supply_regset (const struct regset *regset,
111				struct regcache *regcache,
112				int regnum, const void *regs, size_t len);
113void sh_corefile_collect_regset (const struct regset *regset,
114				 const struct regcache *regcache,
115				 int regnum, void *regs, size_t len);
116#endif /* SH_TDEP_H */
117