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Diffstat (limited to 'gdb/alphabsd-nat.c')
| -rw-r--r-- | gdb/alphabsd-nat.c | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/gdb/alphabsd-nat.c b/gdb/alphabsd-nat.c deleted file mode 100644 index d7ad3a73f37..00000000000 --- a/gdb/alphabsd-nat.c +++ /dev/null @@ -1,211 +0,0 @@ -/* Native-dependent code for Alpha BSD's. - 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 <sys/types.h> -#include <sys/ptrace.h> -#include <machine/reg.h> - -#ifdef HAVE_SYS_PROCFS_H -#include <sys/procfs.h> -#endif - -#ifndef HAVE_GREGSET_T -typedef struct reg gregset_t; -#endif - -#ifndef HAVE_FPREGSET_T -typedef struct fpreg fpregset_t; -#endif - -#include "gregset.h" - -/* Number of general-purpose registers. */ -#define NUM_GREGS 32 - -/* Number of floating point registers. */ -#define NUM_FPREGS 31 - - -/* Transfering the registers between GDB, inferiors and core files. */ - -/* Fill GDB's register array with the general-purpose register values - in *GREGSETP. */ - -void -supply_gregset (gregset_t *gregsetp) -{ - int i; - - for (i = 0; i < NUM_GREGS; i++) - { - if (CANNOT_FETCH_REGISTER (i)) - supply_register (i, NULL); - else - supply_register (i, (char *) &gregsetp->r_regs[i]); - } - - /* The PC travels in the R_ZERO slot. */ - supply_register (PC_REGNUM, (char *) &gregsetp->r_regs[R_ZERO]); -} - -/* Fill register REGNO (if it is a general-purpose register) in - *GREGSETPS with the value in GDB's register array. If REGNO is -1, - do this for all registers. */ - -void -fill_gregset (gregset_t *gregsetp, int regno) -{ - int i; - - for (i = 0; i < NUM_GREGS; i++) - if ((regno == -1 || regno == i) && ! CANNOT_STORE_REGISTER (i)) - regcache_collect (i, (char *) &gregsetp->r_regs[i]); - - /* The PC travels in the R_ZERO slot. */ - if (regno == -1 || regno == PC_REGNUM) - regcache_collect (PC_REGNUM, (char *) &gregsetp->r_regs[R_ZERO]); -} - -/* Fill GDB's register array with the floating-point register values - in *FPREGSETP. */ - -void -supply_fpregset (fpregset_t *fpregsetp) -{ - int i; - - for (i = FP0_REGNUM; i < FP0_REGNUM + NUM_FPREGS; i++) - { - if (CANNOT_FETCH_REGISTER (i)) - supply_register (i, NULL); - else - supply_register (i, (char *) &fpregsetp->fpr_regs[i - FP0_REGNUM]); - } - - supply_register (FPCR_REGNUM, (char *) &fpregsetp->fpr_cr); -} - -/* Fill register REGNO (if it is a floating-point register) in - *FPREGSETP with the value in GDB's register array. If REGNO is -1, - do this for all registers. */ - -void -fill_fpregset (fpregset_t *fpregsetp, int regno) -{ - int i; - - for (i = FP0_REGNUM; i < FP0_REGNUM + NUM_FPREGS; i++) - if ((regno == -1 || regno == i) && ! CANNOT_STORE_REGISTER (i)) - regcache_collect (i, (char *) &fpregsetp->fpr_regs[i - FP0_REGNUM]); - - if (regno == -1 || regno == FPCR_REGNUM) - regcache_collect (FPCR_REGNUM, (char *) &fpregsetp->fpr_cr); -} - - -/* Determine if PT_GETREGS fetches this register. */ - -static int -getregs_supplies (int regno) -{ - - return ((regno >= V0_REGNUM && regno <= ZERO_REGNUM) - || regno >= PC_REGNUM); -} - - -/* Fetch register REGNO from the inferior. If REGNO is -1, do this - for all registers (including the floating point registers). */ - -void -fetch_inferior_registers (int regno) -{ - - if (regno == -1 || getregs_supplies (regno)) - { - gregset_t gregs; - - if (ptrace (PT_GETREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) &gregs, 0) == -1) - perror_with_name ("Couldn't get registers"); - - supply_gregset (&gregs); - if (regno != -1) - return; - } - - if (regno == -1 || regno >= FP0_REGNUM) - { - fpregset_t fpregs; - - if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) &fpregs, 0) == -1) - perror_with_name ("Couldn't get floating point status"); - - supply_fpregset (&fpregs); - } - - /* Reset virtual frame pointer. */ - supply_register (FP_REGNUM, NULL); -} - -/* Store register REGNO back into the inferior. If REGNO is -1, do - this for all registers (including the floating point registers). */ - -void -store_inferior_registers (int regno) -{ - - if (regno == -1 || getregs_supplies (regno)) - { - gregset_t gregs; - if (ptrace (PT_GETREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) &gregs, 0) == -1) - perror_with_name ("Couldn't get registers"); - - fill_gregset (&gregs, regno); - - if (ptrace (PT_SETREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) &gregs, 0) == -1) - perror_with_name ("Couldn't write registers"); - - if (regno != -1) - return; - } - - if (regno == -1 || regno >= FP0_REGNUM) - { - fpregset_t fpregs; - - if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) &fpregs, 0) == -1) - perror_with_name ("Couldn't get floating point status"); - - fill_fpregset (&fpregs, regno); - - if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid), - (PTRACE_ARG3_TYPE) &fpregs, 0) == -1) - perror_with_name ("Couldn't write floating point status"); - } -} |