diff options
Diffstat (limited to 'gdb/std-regs.c')
-rw-r--r-- | gdb/std-regs.c | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/gdb/std-regs.c b/gdb/std-regs.c deleted file mode 100644 index 8177fc2..0000000 --- a/gdb/std-regs.c +++ /dev/null @@ -1,151 +0,0 @@ -/* Builtin frame register, for GDB, the GNU debugger. - - Copyright 2002 Free Software Foundation, Inc. - - Contributed by Red Hat. - - 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 "builtin-regs.h" -#include "frame.h" -#include "gdbtypes.h" -#include "value.h" -#include "gdb_string.h" - -/* Types that describe the various builtin registers. */ - -static struct type *builtin_type_frame_reg; - -/* Constructors for those types. */ - -static void -build_builtin_type_frame_reg (void) -{ - /* $frame. */ - if (builtin_type_frame_reg == NULL) - { -#if 0 - struct frame - { - void *base; - }; -#endif - builtin_type_frame_reg = init_composite_type ("frame", TYPE_CODE_STRUCT); - append_composite_type_field (builtin_type_frame_reg, "base", - builtin_type_void_data_ptr); - } -} - -static struct value * -value_of_builtin_frame_reg (struct frame_info *frame) -{ - struct value *val; - char *buf; - build_builtin_type_frame_reg (); - val = allocate_value (builtin_type_frame_reg); - VALUE_LVAL (val) = not_lval; - buf = VALUE_CONTENTS_RAW (val); - memset (buf, TYPE_LENGTH (VALUE_TYPE (val)), 0); - /* frame.base. */ - if (frame != NULL) - ADDRESS_TO_POINTER (builtin_type_void_data_ptr, buf, frame->frame); - buf += TYPE_LENGTH (builtin_type_void_data_ptr); - /* frame.XXX. */ - return val; -} - -static struct value * -value_of_builtin_frame_fp_reg (struct frame_info *frame) -{ -#ifdef FP_REGNUM - if (FP_REGNUM >= 0) - return value_of_register (FP_REGNUM, frame); -#endif - { - struct value *val = allocate_value (builtin_type_void_data_ptr); - char *buf = VALUE_CONTENTS_RAW (val); - if (frame == NULL) - memset (buf, TYPE_LENGTH (VALUE_TYPE (val)), 0); - else - ADDRESS_TO_POINTER (builtin_type_void_data_ptr, buf, frame->frame); - return val; - } -} - -static struct value * -value_of_builtin_frame_pc_reg (struct frame_info *frame) -{ -#ifdef PC_REGNUM - if (PC_REGNUM >= 0) - return value_of_register (PC_REGNUM, frame); -#endif - { - struct value *val = allocate_value (builtin_type_void_data_ptr); - char *buf = VALUE_CONTENTS_RAW (val); - if (frame == NULL) - memset (buf, TYPE_LENGTH (VALUE_TYPE (val)), 0); - else - ADDRESS_TO_POINTER (builtin_type_void_data_ptr, buf, frame->pc); - return val; - } -} - -static struct value * -value_of_builtin_frame_sp_reg (struct frame_info *frame) -{ -#ifdef SP_REGNUM - if (SP_REGNUM >= 0) - return value_of_register (SP_REGNUM, frame); -#endif - error ("Standard register ``$sp'' is not available for this target"); -} - -static struct value * -value_of_builtin_frame_ps_reg (struct frame_info *frame) -{ -#ifdef PS_REGNUM - if (PS_REGNUM >= 0) - return value_of_register (PS_REGNUM, frame); -#endif - error ("Standard register ``$ps'' is not available for this target"); -} - -void -_initialize_frame_reg (void) -{ - /* FIXME: cagney/2002-02-08: At present the local builtin types - can't be initialized using _initialize*() or gdbarch. Due mainly - to non-multi-arch targets, GDB initializes things piece meal and, - as a consequence can leave these types NULL. */ - REGISTER_GDBARCH_SWAP (builtin_type_frame_reg); - - /* Frame based $fp, $pc, $sp and $ps. These only come into play - when the target does not define its own version of these - registers. */ - add_builtin_reg ("fp", value_of_builtin_frame_fp_reg); - add_builtin_reg ("pc", value_of_builtin_frame_pc_reg); - add_builtin_reg ("sp", value_of_builtin_frame_sp_reg); - add_builtin_reg ("ps", value_of_builtin_frame_ps_reg); - - /* NOTE: cagney/2002-04-05: For moment leave the $frame / $gdbframe - / $gdb.frame disabled. It isn't yet clear which of the many - options is the best. */ - if (0) - add_builtin_reg ("frame", value_of_builtin_frame_reg); -} |