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author | Jason Thorpe <thorpej@netbsd.org> | 2002-05-21 15:58:41 +0000 |
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committer | Jason Thorpe <thorpej@netbsd.org> | 2002-05-21 15:58:41 +0000 |
commit | 458882614b57606f65ae56e2f491a8b66aacdb6f (patch) | |
tree | c0d16a92d955ed4b62653e06a2dbc601154c6cec /gdb/mipsnbsd-nat.c | |
parent | 70f80edf7ccd4c18977394be8b91c852e119b7e3 (diff) | |
download | gdb-458882614b57606f65ae56e2f491a8b66aacdb6f.zip gdb-458882614b57606f65ae56e2f491a8b66aacdb6f.tar.gz gdb-458882614b57606f65ae56e2f491a8b66aacdb6f.tar.bz2 |
* NEWS: Note new MIPS NetBSD native configuration.
* configure.host (mips*-*-netbsd*): New host.
* configure.tgt (mips*-*-netbsd*): New target.
* mipsnbsd-nat.c: New file.
* mipsnbsd-tdep.c: New file.
* mipsnbsd-tdep.h: New file.
* config/mips/nbsd.mh: New file.
* config/mips/nbsd.mt: New file.
* config/mips/nm-nbsd.h: New file.
* config/mips/tm-nbsd.h: New file.
Diffstat (limited to 'gdb/mipsnbsd-nat.c')
-rw-r--r-- | gdb/mipsnbsd-nat.c | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/gdb/mipsnbsd-nat.c b/gdb/mipsnbsd-nat.c new file mode 100644 index 0000000..16521f6 --- /dev/null +++ b/gdb/mipsnbsd-nat.c @@ -0,0 +1,101 @@ +/* Native-dependent code for MIPS systems running NetBSD. + Copyright 2000, 2001, 2002 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 "inferior.h" +#include "regcache.h" + +#include "mipsnbsd-tdep.h" + +#include <sys/types.h> +#include <sys/ptrace.h> +#include <machine/reg.h> + +/* Determine if PT_GETREGS fetches this register. */ +static int +getregs_supplies (int regno) +{ + return ((regno) >= ZERO_REGNUM && (regno) <= PC_REGNUM); +} + +void +fetch_inferior_registers (int regno) +{ + if (regno == -1 || getregs_supplies (regno)) + { + struct reg regs; + + if (ptrace (PT_GETREGS, PIDGET (inferior_ptid), + (PTRACE_ARG3_TYPE) ®s, 0) == -1) + perror_with_name ("Couldn't get registers"); + + mipsnbsd_supply_reg ((char *) ®s, regno); + if (regno != -1) + return; + } + + if (regno == -1 || regno >= FP0_REGNUM) + { + struct fpreg fpregs; + + if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid), + (PTRACE_ARG3_TYPE) &fpregs, 0) == -1) + perror_with_name ("Couldn't get floating point status"); + + mipsnbsd_supply_fpreg ((char *) &fpregs, regno); + } +} + +void +store_inferior_registers (int regno) +{ + if (regno == -1 || getregs_supplies (regno)) + { + struct reg regs; + + if (ptrace (PT_GETREGS, PIDGET (inferior_ptid), + (PTRACE_ARG3_TYPE) ®s, 0) == -1) + perror_with_name ("Couldn't get registers"); + + mipsnbsd_fill_reg ((char *) ®s, regno); + + if (ptrace (PT_SETREGS, PIDGET (inferior_ptid), + (PTRACE_ARG3_TYPE) ®s, 0) == -1) + perror_with_name ("Couldn't write registers"); + + if (regno != -1) + return; + } + + if (regno == -1 || regno >= FP0_REGNUM) + { + struct fpreg fpregs; + + if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid), + (PTRACE_ARG3_TYPE) &fpregs, 0) == -1) + perror_with_name ("Couldn't get floating point status"); + + mipsnbsd_fill_fpreg ((char *) &fpregs, regno); + + if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid), + (PTRACE_ARG3_TYPE) &fpregs, 0) == -1) + perror_with_name ("Couldn't write floating point status"); + } +} |