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Diffstat (limited to 'gdb/sparc-sol2-nat.c')
-rw-r--r-- | gdb/sparc-sol2-nat.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/gdb/sparc-sol2-nat.c b/gdb/sparc-sol2-nat.c new file mode 100644 index 00000000000..19435e7101a --- /dev/null +++ b/gdb/sparc-sol2-nat.c @@ -0,0 +1,98 @@ +/* Native-dependent code for Solaris SPARC. + + Copyright 2003, 2004 Free Software Foundation, Inc. + + This file is part of GDB. + + This program 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 2 of the License, or + (at your option) any later version. + + This program 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; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include "defs.h" +#include "regcache.h" + +#include <sys/procfs.h> +#include "gregset.h" + +#include "sparc-tdep.h" + +/* This file provids the (temporary) glue between the Solaris SPARC + target dependent code and the machine independent SVR4 /proc + support. */ + +/* Solaris 7 (Solaris 2.7, SunOS 5.7) and up support two process data + models, the traditional 32-bit data model (ILP32) and the 64-bit + data model (LP64). The format of /proc depends on the data model + of the observer (the controlling process, GDB in our case). The + Solaris header files conveniently define PR_MODEL_NATIVE to the + data model of the controlling process. If its value is + PR_MODEL_LP64, we know that GDB is being compiled as a 64-bit + program. + + GNU/Linux uses the same formats as Solaris for its core files (but + not for ptrace(2)). The GNU/Linux headers don't define + PR_MODEL_NATIVE though. Therefore we rely on the __arch64__ define + provided by GCC to determine the appropriate data model. + + Note that a 32-bit GDB won't be able to debug a 64-bit target + process using /proc on Solaris. */ + +#if (defined (__arch64__) || + (defined (PR_MODEL_NATIVE) && (PR_MODEL_NATIVE == PR_MODEL_LP64)) + +#include "sparc64-tdep.h" + +#define sparc_supply_gregset sparc64_supply_gregset +#define sparc_supply_fpregset sparc64_supply_fpregset +#define sparc_collect_gregset sparc64_collect_gregset +#define sparc_collect_fpregset sparc64_collect_fpregset + +#define sparc_sol2_gregset sparc64_sol2_gregset +#define sparc_sol2_fpregset sparc64_sol2_fpregset + +#else + +#define sparc_supply_gregset sparc32_supply_gregset +#define sparc_supply_fpregset sparc32_supply_fpregset +#define sparc_collect_gregset sparc32_collect_gregset +#define sparc_collect_fpregset sparc32_collect_fpregset + +#define sparc_sol2_gregset sparc32_sol2_gregset +#define sparc_sol2_fpregset sparc32_sol2_fpregset + +#endif + +void +supply_gregset (prgregset_t *gregs) +{ + sparc_supply_gregset (&sparc_sol2_gregset, current_regcache, -1, gregs); +} + +void +supply_fpregset (prfpregset_t *fpregs) +{ + sparc_supply_fpregset (current_regcache, -1, fpregs); +} + +void +fill_gregset (prgregset_t *gregs, int regnum) +{ + sparc_collect_gregset (&sparc_sol2_gregset, current_regcache, regnum, gregs); +} + +void +fill_fpregset (prfpregset_t *fpregs, int regnum) +{ + sparc_collect_fpregset (current_regcache, regnum, fpregs); +} |