1*b725ae77Skettenis /* Native-dependent code for Solaris SPARC.
2*b725ae77Skettenis
3*b725ae77Skettenis Copyright 2003, 2004 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 #include "defs.h"
23*b725ae77Skettenis #include "regcache.h"
24*b725ae77Skettenis
25*b725ae77Skettenis #include <sys/procfs.h>
26*b725ae77Skettenis #include "gregset.h"
27*b725ae77Skettenis
28*b725ae77Skettenis #include "sparc-tdep.h"
29*b725ae77Skettenis
30*b725ae77Skettenis /* This file provids the (temporary) glue between the Solaris SPARC
31*b725ae77Skettenis target dependent code and the machine independent SVR4 /proc
32*b725ae77Skettenis support. */
33*b725ae77Skettenis
34*b725ae77Skettenis /* Solaris 7 (Solaris 2.7, SunOS 5.7) and up support two process data
35*b725ae77Skettenis models, the traditional 32-bit data model (ILP32) and the 64-bit
36*b725ae77Skettenis data model (LP64). The format of /proc depends on the data model
37*b725ae77Skettenis of the observer (the controlling process, GDB in our case). The
38*b725ae77Skettenis Solaris header files conveniently define PR_MODEL_NATIVE to the
39*b725ae77Skettenis data model of the controlling process. If its value is
40*b725ae77Skettenis PR_MODEL_LP64, we know that GDB is being compiled as a 64-bit
41*b725ae77Skettenis program.
42*b725ae77Skettenis
43*b725ae77Skettenis GNU/Linux uses the same formats as Solaris for its core files (but
44*b725ae77Skettenis not for ptrace(2)). The GNU/Linux headers don't define
45*b725ae77Skettenis PR_MODEL_NATIVE though. Therefore we rely on the __arch64__ define
46*b725ae77Skettenis provided by GCC to determine the appropriate data model.
47*b725ae77Skettenis
48*b725ae77Skettenis Note that a 32-bit GDB won't be able to debug a 64-bit target
49*b725ae77Skettenis process using /proc on Solaris. */
50*b725ae77Skettenis
51*b725ae77Skettenis #if (defined (__arch64__) || \
52*b725ae77Skettenis (defined (PR_MODEL_NATIVE) && (PR_MODEL_NATIVE == PR_MODEL_LP64)))
53*b725ae77Skettenis
54*b725ae77Skettenis #include "sparc64-tdep.h"
55*b725ae77Skettenis
56*b725ae77Skettenis #define sparc_supply_gregset sparc64_supply_gregset
57*b725ae77Skettenis #define sparc_supply_fpregset sparc64_supply_fpregset
58*b725ae77Skettenis #define sparc_collect_gregset sparc64_collect_gregset
59*b725ae77Skettenis #define sparc_collect_fpregset sparc64_collect_fpregset
60*b725ae77Skettenis
61*b725ae77Skettenis #define sparc_sol2_gregset sparc64_sol2_gregset
62*b725ae77Skettenis #define sparc_sol2_fpregset sparc64_sol2_fpregset
63*b725ae77Skettenis
64*b725ae77Skettenis #else
65*b725ae77Skettenis
66*b725ae77Skettenis #define sparc_supply_gregset sparc32_supply_gregset
67*b725ae77Skettenis #define sparc_supply_fpregset sparc32_supply_fpregset
68*b725ae77Skettenis #define sparc_collect_gregset sparc32_collect_gregset
69*b725ae77Skettenis #define sparc_collect_fpregset sparc32_collect_fpregset
70*b725ae77Skettenis
71*b725ae77Skettenis #define sparc_sol2_gregset sparc32_sol2_gregset
72*b725ae77Skettenis #define sparc_sol2_fpregset sparc32_sol2_fpregset
73*b725ae77Skettenis
74*b725ae77Skettenis #endif
75*b725ae77Skettenis
76*b725ae77Skettenis void
supply_gregset(prgregset_t * gregs)77*b725ae77Skettenis supply_gregset (prgregset_t *gregs)
78*b725ae77Skettenis {
79*b725ae77Skettenis sparc_supply_gregset (&sparc_sol2_gregset, current_regcache, -1, gregs);
80*b725ae77Skettenis }
81*b725ae77Skettenis
82*b725ae77Skettenis void
supply_fpregset(prfpregset_t * fpregs)83*b725ae77Skettenis supply_fpregset (prfpregset_t *fpregs)
84*b725ae77Skettenis {
85*b725ae77Skettenis sparc_supply_fpregset (current_regcache, -1, fpregs);
86*b725ae77Skettenis }
87*b725ae77Skettenis
88*b725ae77Skettenis void
fill_gregset(prgregset_t * gregs,int regnum)89*b725ae77Skettenis fill_gregset (prgregset_t *gregs, int regnum)
90*b725ae77Skettenis {
91*b725ae77Skettenis sparc_collect_gregset (&sparc_sol2_gregset, current_regcache, regnum, gregs);
92*b725ae77Skettenis }
93*b725ae77Skettenis
94*b725ae77Skettenis void
fill_fpregset(prfpregset_t * fpregs,int regnum)95*b725ae77Skettenis fill_fpregset (prfpregset_t *fpregs, int regnum)
96*b725ae77Skettenis {
97*b725ae77Skettenis sparc_collect_fpregset (current_regcache, regnum, fpregs);
98*b725ae77Skettenis }
99