diff options
Diffstat (limited to 'gdb/i386mach-nat.c')
| -rw-r--r-- | gdb/i386mach-nat.c | 88 |
1 files changed, 45 insertions, 43 deletions
diff --git a/gdb/i386mach-nat.c b/gdb/i386mach-nat.c index 91090db1552..e0121886ee5 100644 --- a/gdb/i386mach-nat.c +++ b/gdb/i386mach-nat.c @@ -1,21 +1,22 @@ /* Native dependent code for Mach 386's for GDB, the GNU debugger. Copyright (C) 1986, 1987, 1989, 1991, 1992 Free Software Foundation, Inc. -This file is part of GDB. + 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 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. + 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. */ + 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 "frame.h" @@ -40,7 +41,7 @@ static void fetch_core_registers PARAMS ((char *, unsigned, int, CORE_ADDR)); void fetch_inferior_registers (regno) - int regno; /* Original value discarded */ + int regno; /* Original value discarded */ { struct regs inferior_registers; struct fp_state inferior_fp_registers; @@ -48,18 +49,18 @@ fetch_inferior_registers (regno) registers_fetched (); ptrace (PTRACE_GETREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_registers); + (PTRACE_ARG3_TYPE) & inferior_registers); ptrace (PTRACE_GETFPREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_fp_registers); + (PTRACE_ARG3_TYPE) & inferior_fp_registers); memcpy (registers, &inferior_registers, sizeof inferior_registers); memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], - inferior_fp_registers.f_st, - sizeof inferior_fp_registers.f_st); + inferior_fp_registers.f_st, + sizeof inferior_fp_registers.f_st); memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], - &inferior_fp_registers.f_ctrl, - sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st); + &inferior_fp_registers.f_ctrl, + sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st); } /* Store our register values back into the inferior. @@ -75,12 +76,12 @@ store_inferior_registers (regno) memcpy (&inferior_registers, registers, 20 * 4); - memcpy (inferior_fp_registers.f_st,®isters[REGISTER_BYTE (FP0_REGNUM)], - sizeof inferior_fp_registers.f_st); + memcpy (inferior_fp_registers.f_st, ®isters[REGISTER_BYTE (FP0_REGNUM)], + sizeof inferior_fp_registers.f_st); memcpy (&inferior_fp_registers.f_ctrl, - ®isters[REGISTER_BYTE (FPC_REGNUM)], - sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st); - + ®isters[REGISTER_BYTE (FPC_REGNUM)], + sizeof inferior_fp_registers - sizeof inferior_fp_registers.f_st); + #ifdef PTRACE_FP_BUG if (regno == FP_REGNUM || regno == -1) /* Storing the frame pointer requires a gross hack, in which an @@ -93,7 +94,7 @@ store_inferior_registers (regno) inferior_registers.r_reg[EAX] = inferior_registers.r_reg[FP_REGNUM]; ptrace (PTRACE_SETREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_registers); + (PTRACE_ARG3_TYPE) & inferior_registers); ptrace (PTRACE_POKEDATA, inferior_pid, (PTRACE_ARG3_TYPE) stack, 0xc589); ptrace (PTRACE_SINGLESTEP, inferior_pid, (PTRACE_ARG3_TYPE) stack, 0); wait (0); @@ -102,9 +103,9 @@ store_inferior_registers (regno) } #endif ptrace (PTRACE_SETREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_registers); + (PTRACE_ARG3_TYPE) & inferior_registers); ptrace (PTRACE_SETFPREGS, inferior_pid, - (PTRACE_ARG3_TYPE) &inferior_fp_registers); + (PTRACE_ARG3_TYPE) & inferior_fp_registers); } @@ -120,29 +121,30 @@ fetch_core_registers (core_reg_sect, core_reg_size, which, reg_addr) { int val; - switch (which) { - case 0: - case 1: - memcpy (registers, core_reg_sect, core_reg_size); - break; + switch (which) + { + case 0: + case 1: + memcpy (registers, core_reg_sect, core_reg_size); + break; - case 2: + case 2: #ifdef FP0_REGNUM - memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], - core_reg_sect, - core_reg_size); /* FIXME, probably bogus */ + memcpy (®isters[REGISTER_BYTE (FP0_REGNUM)], + core_reg_sect, + core_reg_size); /* FIXME, probably bogus */ #endif #ifdef FPC_REGNUM - memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], - &corestr.c_fpu.f_fpstatus.f_ctrl, - sizeof corestr.c_fpu.f_fpstatus - - sizeof corestr.c_fpu.f_fpstatus.f_st); + memcpy (®isters[REGISTER_BYTE (FPC_REGNUM)], + &corestr.c_fpu.f_fpstatus.f_ctrl, + sizeof corestr.c_fpu.f_fpstatus - + sizeof corestr.c_fpu.f_fpstatus.f_st); #endif - break; - } + break; + } } - + /* Register that we are able to handle i386mach core file formats. FIXME: is this really bfd_target_unknown_flavour? */ |