xref: /openbsd/gnu/usr.bin/binutils/gdb/mips-tdep.h (revision b725ae77)
1*b725ae77Skettenis /* Target-dependent header for the MIPS architecture, for GDB, the GNU Debugger.
2*b725ae77Skettenis 
3*b725ae77Skettenis    Copyright 2002, 2003 Free Software Foundation, Inc.
4*b725ae77Skettenis 
5*b725ae77Skettenis    This file is part of GDB.
6*b725ae77Skettenis 
7*b725ae77Skettenis    This program is free software; you can redistribute it and/or modify
8*b725ae77Skettenis    it under the terms of the GNU General Public License as published by
9*b725ae77Skettenis    the Free Software Foundation; either version 2 of the License, or
10*b725ae77Skettenis    (at your option) any later version.
11*b725ae77Skettenis 
12*b725ae77Skettenis    This program is distributed in the hope that it will be useful,
13*b725ae77Skettenis    but WITHOUT ANY WARRANTY; without even the implied warranty of
14*b725ae77Skettenis    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15*b725ae77Skettenis    GNU General Public License for more details.
16*b725ae77Skettenis 
17*b725ae77Skettenis    You should have received a copy of the GNU General Public License
18*b725ae77Skettenis    along with this program; if not, write to the Free Software
19*b725ae77Skettenis    Foundation, Inc., 59 Temple Place - Suite 330,
20*b725ae77Skettenis    Boston, MA 02111-1307, USA.  */
21*b725ae77Skettenis 
22*b725ae77Skettenis #ifndef MIPS_TDEP_H
23*b725ae77Skettenis #define MIPS_TDEP_H
24*b725ae77Skettenis 
25*b725ae77Skettenis struct gdbarch;
26*b725ae77Skettenis 
27*b725ae77Skettenis /* All the possible MIPS ABIs. */
28*b725ae77Skettenis enum mips_abi
29*b725ae77Skettenis   {
30*b725ae77Skettenis     MIPS_ABI_UNKNOWN = 0,
31*b725ae77Skettenis     MIPS_ABI_N32,
32*b725ae77Skettenis     MIPS_ABI_O32,
33*b725ae77Skettenis     MIPS_ABI_N64,
34*b725ae77Skettenis     MIPS_ABI_O64,
35*b725ae77Skettenis     MIPS_ABI_EABI32,
36*b725ae77Skettenis     MIPS_ABI_EABI64,
37*b725ae77Skettenis     MIPS_ABI_LAST
38*b725ae77Skettenis   };
39*b725ae77Skettenis 
40*b725ae77Skettenis /* Return the MIPS ABI associated with GDBARCH.  */
41*b725ae77Skettenis enum mips_abi mips_abi (struct gdbarch *gdbarch);
42*b725ae77Skettenis 
43*b725ae77Skettenis /* For wince :-(.  */
44*b725ae77Skettenis extern CORE_ADDR mips_next_pc (CORE_ADDR pc);
45*b725ae77Skettenis 
46*b725ae77Skettenis /* Return the "MIPS" register size.  Just a short cut to the BFD
47*b725ae77Skettenis    architecture's word size.  */
48*b725ae77Skettenis extern int mips_regsize (struct gdbarch *gdbarch);
49*b725ae77Skettenis 
50*b725ae77Skettenis /* Return the current index for various MIPS registers.  */
51*b725ae77Skettenis struct mips_regnum
52*b725ae77Skettenis {
53*b725ae77Skettenis   int pc;
54*b725ae77Skettenis   int fp0;
55*b725ae77Skettenis   int fp_implementation_revision;
56*b725ae77Skettenis   int fp_control_status;
57*b725ae77Skettenis   int badvaddr;		/* Bad vaddr for addressing exception.  */
58*b725ae77Skettenis   int cause;		/* Describes last exception.  */
59*b725ae77Skettenis   int hi;		/* Multiply/divide temp.  */
60*b725ae77Skettenis   int lo;		/* ...  */
61*b725ae77Skettenis };
62*b725ae77Skettenis extern const struct mips_regnum *mips_regnum (struct gdbarch *gdbarch);
63*b725ae77Skettenis 
64*b725ae77Skettenis enum {
65*b725ae77Skettenis   MIPS_EMBED_LO_REGNUM = 33,
66*b725ae77Skettenis   MIPS_EMBED_HI_REGNUM = 34,
67*b725ae77Skettenis   MIPS_EMBED_BADVADDR_REGNUM = 35,
68*b725ae77Skettenis   MIPS_EMBED_CAUSE_REGNUM = 36,
69*b725ae77Skettenis   MIPS_EMBED_PC_REGNUM = 37,
70*b725ae77Skettenis   MIPS_EMBED_FP0_REGNUM = 38
71*b725ae77Skettenis };
72*b725ae77Skettenis 
73*b725ae77Skettenis /* Defined in mips-tdep.c and used in remote-mips.c */
74*b725ae77Skettenis extern void deprecated_mips_set_processor_regs_hack (void);
75*b725ae77Skettenis 
76*b725ae77Skettenis 
77*b725ae77Skettenis #endif /* MIPS_TDEP_H */
78