/* Print VAX instructions for GDB, the GNU debugger.
- Copyright 1986, 1989, 1991, 1992, 1995, 1996, 1998, 1999, 2000, 2002, 2003
- Free Software Foundation, Inc.
+
+ Copyright 1986, 1989, 1991, 1992, 1995, 1996, 1998, 1999, 2000,
+ 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of GDB.
static gdbarch_deprecated_frame_chain_ftype vax_frame_chain;
static gdbarch_deprecated_extract_return_value_ftype vax_extract_return_value;
-static gdbarch_deprecated_extract_struct_value_address_ftype
- vax_extract_struct_value_address;
static gdbarch_deprecated_push_dummy_frame_ftype vax_push_dummy_frame;
\f
sigcontext_addr = read_memory_typed_address
(read_register (SP_REGNUM) + sigcontext_offs, builtin_type_void_data_ptr);
- /* Don't cause a memory_error when accessing sigcontext in case the stack
+ /* Offset to saved PC in sigcontext, from <sys/signal.h>. Don't
+ cause a memory_error when accessing sigcontext in case the stack
layout has changed or the stack is corrupt. */
- target_read_memory (sigcontext_addr + SIGCONTEXT_PC_OFFSET, buf, ptrbytes);
+ target_read_memory (sigcontext_addr + 12, buf, ptrbytes);
return extract_typed_address (buf, builtin_type_void_func_ptr);
}
{
/* In the case of the VAX, the frame's nominal address is the FP value,
and 12 bytes later comes the saved previous FP value as a 4-byte word. */
- if (deprecated_inside_entry_file (get_frame_pc (frame)))
- return (0);
-
return (read_memory_integer (get_frame_base (frame) + 12, 4));
}
\f
{
deprecated_write_register_bytes (0, valbuf, TYPE_LENGTH (valtype));
}
-
-static CORE_ADDR
-vax_extract_struct_value_address (char *regbuf)
-{
- return (extract_unsigned_integer (regbuf + DEPRECATED_REGISTER_BYTE (0),
- DEPRECATED_REGISTER_RAW_SIZE (0)));
-}
\f
static const unsigned char *
vax_breakpoint_from_pc (CORE_ADDR *pcptr, int *lenptr)
set_gdbarch_deprecated_saved_pc_after_call (gdbarch, vax_saved_pc_after_call);
set_gdbarch_frame_num_args (gdbarch, vax_frame_num_args);
- set_gdbarch_frameless_function_invocation (gdbarch,
- generic_frameless_function_invocation_not);
set_gdbarch_deprecated_frame_chain (gdbarch, vax_frame_chain);
set_gdbarch_deprecated_frame_saved_pc (gdbarch, vax_frame_saved_pc);
set_gdbarch_deprecated_store_struct_return (gdbarch, vax_store_struct_return);
set_gdbarch_deprecated_extract_return_value (gdbarch, vax_extract_return_value);
set_gdbarch_deprecated_store_return_value (gdbarch, vax_store_return_value);
- set_gdbarch_deprecated_extract_struct_value_address (gdbarch, vax_extract_struct_value_address);
/* Call dummy info */
set_gdbarch_deprecated_push_dummy_frame (gdbarch, vax_push_dummy_frame);
/* Breakpoint info */
set_gdbarch_breakpoint_from_pc (gdbarch, vax_breakpoint_from_pc);
- set_gdbarch_decr_pc_after_break (gdbarch, 0);
/* Misc info */
set_gdbarch_function_start_offset (gdbarch, 2);