-/* Print VAX instructions for GDB, the GNU debugger.
+/* Target-dependent code for the VAX.
- Copyright 1986, 1989, 1991, 1992, 1995, 1996, 1998, 1999, 2000,
- 2002, 2003, 2004 Free Software Foundation, Inc.
+ Copyright (C) 1986-2014 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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
-#include "symtab.h"
-#include "opcode/vax.h"
+#include "arch-utils.h"
+#include "dis-asm.h"
+#include "floatformat.h"
+#include "frame.h"
+#include "frame-base.h"
+#include "frame-unwind.h"
#include "gdbcore.h"
-#include "inferior.h"
+#include "gdbtypes.h"
+#include "osabi.h"
#include "regcache.h"
-#include "frame.h"
+#include "regset.h"
+#include "trad-frame.h"
#include "value.h"
-#include "arch-utils.h"
-#include "gdb_string.h"
-#include "osabi.h"
-#include "dis-asm.h"
-#include "vax-tdep.h"
+#include <string.h>
-static gdbarch_skip_prologue_ftype vax_skip_prologue;
-static gdbarch_frame_num_args_ftype vax_frame_num_args;
-static gdbarch_deprecated_frame_chain_ftype vax_frame_chain;
-
-static gdbarch_deprecated_extract_return_value_ftype vax_extract_return_value;
-
-static gdbarch_deprecated_push_dummy_frame_ftype vax_push_dummy_frame;
-\f
+#include "vax-tdep.h"
/* Return the name of register REGNUM. */
static const char *
-vax_register_name (int regnum)
+vax_register_name (struct gdbarch *gdbarch, int regnum)
{
static char *register_names[] =
{
}
/* Return the GDB type object for the "standard" data type of data in
- register REGNUM. */
+ register REGNUM. */
static struct type *
vax_register_type (struct gdbarch *gdbarch, int regnum)
{
- return builtin_type_int;
+ return builtin_type (gdbarch)->builtin_int;
}
\f
-static void
-vax_frame_init_saved_regs (struct frame_info *frame)
-{
- int regnum, regmask;
- CORE_ADDR next_addr;
-
- if (deprecated_get_frame_saved_regs (frame))
- return;
+/* Core file support. */
- frame_saved_regs_zalloc (frame);
+/* Supply register REGNUM from the buffer specified by GREGS and LEN
+ in the general-purpose register set REGSET to register cache
+ REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
- regmask = read_memory_integer (get_frame_base (frame) + 4, 4) >> 16;
-
- next_addr = get_frame_base (frame) + 16;
+static void
+vax_supply_gregset (const struct regset *regset, struct regcache *regcache,
+ int regnum, const void *gregs, size_t len)
+{
+ const gdb_byte *regs = gregs;
+ int i;
- /* regmask's low bit is for register 0, which is the first one
- what would be pushed. */
- for (regnum = 0; regnum < VAX_AP_REGNUM; regnum++)
+ for (i = 0; i < VAX_NUM_REGS; i++)
{
- if (regmask & (1 << regnum))
- deprecated_get_frame_saved_regs (frame)[regnum] = next_addr += 4;
+ if (regnum == i || regnum == -1)
+ regcache_raw_supply (regcache, i, regs + i * 4);
}
-
- deprecated_get_frame_saved_regs (frame)[SP_REGNUM] = next_addr + 4;
- if (regmask & (1 << DEPRECATED_FP_REGNUM))
- deprecated_get_frame_saved_regs (frame)[SP_REGNUM] +=
- 4 + (4 * read_memory_integer (next_addr + 4, 4));
-
- deprecated_get_frame_saved_regs (frame)[PC_REGNUM] = get_frame_base (frame) + 16;
- deprecated_get_frame_saved_regs (frame)[DEPRECATED_FP_REGNUM] = get_frame_base (frame) + 12;
- deprecated_get_frame_saved_regs (frame)[VAX_AP_REGNUM] = get_frame_base (frame) + 8;
- deprecated_get_frame_saved_regs (frame)[PS_REGNUM] = get_frame_base (frame) + 4;
}
-/* Get saved user PC for sigtramp from sigcontext for BSD style sigtramp. */
+/* VAX register set. */
-static CORE_ADDR
-vax_sigtramp_saved_pc (struct frame_info *frame)
+static struct regset vax_gregset =
{
- CORE_ADDR sigcontext_addr;
- char *buf;
- int ptrbytes = TYPE_LENGTH (builtin_type_void_func_ptr);
- int sigcontext_offs = (2 * TARGET_INT_BIT) / TARGET_CHAR_BIT;
-
- buf = alloca (ptrbytes);
- /* Get sigcontext address, it is the third parameter on the stack. */
- if (get_next_frame (frame))
- sigcontext_addr = read_memory_typed_address
- (DEPRECATED_FRAME_ARGS_ADDRESS (get_next_frame (frame))
- + FRAME_ARGS_SKIP + sigcontext_offs,
- builtin_type_void_data_ptr);
- else
- sigcontext_addr = read_memory_typed_address
- (read_register (SP_REGNUM) + sigcontext_offs, builtin_type_void_data_ptr);
-
- /* 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 + 12, buf, ptrbytes);
- return extract_typed_address (buf, builtin_type_void_func_ptr);
-}
+ NULL,
+ vax_supply_gregset
+};
-static CORE_ADDR
-vax_frame_saved_pc (struct frame_info *frame)
+/* Return the appropriate register set for the core section identified
+ by SECT_NAME and SECT_SIZE. */
+
+static const struct regset *
+vax_regset_from_core_section (struct gdbarch *gdbarch,
+ const char *sect_name, size_t sect_size)
{
- if ((get_frame_type (frame) == SIGTRAMP_FRAME))
- return (vax_sigtramp_saved_pc (frame)); /* XXXJRT */
+ if (strcmp (sect_name, ".reg") == 0 && sect_size >= VAX_NUM_REGS * 4)
+ return &vax_gregset;
- return (read_memory_integer (get_frame_base (frame) + 16, 4));
+ return NULL;
}
+\f
+/* The VAX UNIX calling convention uses R1 to pass a structure return
+ value address instead of passing it as a first (hidden) argument as
+ the VMS calling convention suggests. */
static CORE_ADDR
-vax_frame_args_address (struct frame_info *frame)
+vax_store_arguments (struct regcache *regcache, int nargs,
+ struct value **args, CORE_ADDR sp)
{
- /* In most of GDB, getting the args address is too important to just
- say "I don't know". This is sometimes wrong for functions that
- aren't on top of the stack, but c'est la vie. */
- if (get_next_frame (frame))
- return (read_memory_integer (get_frame_base (get_next_frame (frame)) + 8, 4));
- /* Cannot find the AP register value directly from the FP value.
- Must find it saved in the frame called by this one, or in the AP
- register for the innermost frame. However, there is no way to
- tell the difference between the innermost frame and a frame for
- which we just don't know the frame that it called (e.g. "info
- frame 0x7ffec789"). For the sake of argument, suppose that the
- stack is somewhat trashed (which is one reason that "info frame"
- exists). So, return 0 (indicating we don't know the address of
- the arglist) if we don't know what frame this frame calls. */
- return 0;
-}
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+ gdb_byte buf[4];
+ int count = 0;
+ int i;
-static int
-vax_frame_num_args (struct frame_info *fi)
-{
- return (0xff & read_memory_integer (DEPRECATED_FRAME_ARGS_ADDRESS (fi), 1));
+ /* We create an argument list on the stack, and make the argument
+ pointer to it. */
+
+ /* Push arguments in reverse order. */
+ for (i = nargs - 1; i >= 0; i--)
+ {
+ int len = TYPE_LENGTH (value_enclosing_type (args[i]));
+
+ sp -= (len + 3) & ~3;
+ count += (len + 3) / 4;
+ write_memory (sp, value_contents_all (args[i]), len);
+ }
+
+ /* Push argument count. */
+ sp -= 4;
+ store_unsigned_integer (buf, 4, byte_order, count);
+ write_memory (sp, buf, 4);
+
+ /* Update the argument pointer. */
+ store_unsigned_integer (buf, 4, byte_order, sp);
+ regcache_cooked_write (regcache, VAX_AP_REGNUM, buf);
+
+ return sp;
}
static CORE_ADDR
-vax_frame_chain (struct frame_info *frame)
+vax_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
+ struct regcache *regcache, CORE_ADDR bp_addr, int nargs,
+ struct value **args, CORE_ADDR sp, int struct_return,
+ CORE_ADDR struct_addr)
{
- /* 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. */
- return (read_memory_integer (get_frame_base (frame) + 12, 4));
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+ CORE_ADDR fp = sp;
+ gdb_byte buf[4];
+
+ /* Set up the function arguments. */
+ sp = vax_store_arguments (regcache, nargs, args, sp);
+
+ /* Store return value address. */
+ if (struct_return)
+ regcache_cooked_write_unsigned (regcache, VAX_R1_REGNUM, struct_addr);
+
+ /* Store return address in the PC slot. */
+ sp -= 4;
+ store_unsigned_integer (buf, 4, byte_order, bp_addr);
+ write_memory (sp, buf, 4);
+
+ /* Store the (fake) frame pointer in the FP slot. */
+ sp -= 4;
+ store_unsigned_integer (buf, 4, byte_order, fp);
+ write_memory (sp, buf, 4);
+
+ /* Skip the AP slot. */
+ sp -= 4;
+
+ /* Store register save mask and control bits. */
+ sp -= 4;
+ store_unsigned_integer (buf, 4, byte_order, 0);
+ write_memory (sp, buf, 4);
+
+ /* Store condition handler. */
+ sp -= 4;
+ store_unsigned_integer (buf, 4, byte_order, 0);
+ write_memory (sp, buf, 4);
+
+ /* Update the stack pointer and frame pointer. */
+ store_unsigned_integer (buf, 4, byte_order, sp);
+ regcache_cooked_write (regcache, VAX_SP_REGNUM, buf);
+ regcache_cooked_write (regcache, VAX_FP_REGNUM, buf);
+
+ /* Return the saved (fake) frame pointer. */
+ return fp;
}
-\f
-static void
-vax_push_dummy_frame (void)
+
+static struct frame_id
+vax_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
{
- CORE_ADDR sp = read_register (SP_REGNUM);
- int regnum;
+ CORE_ADDR fp;
- sp = push_word (sp, 0); /* arglist */
- for (regnum = 11; regnum >= 0; regnum--)
- sp = push_word (sp, read_register (regnum));
- sp = push_word (sp, read_register (PC_REGNUM));
- sp = push_word (sp, read_register (DEPRECATED_FP_REGNUM));
- sp = push_word (sp, read_register (VAX_AP_REGNUM));
- sp = push_word (sp, (read_register (PS_REGNUM) & 0xffef) + 0x2fff0000);
- sp = push_word (sp, 0);
- write_register (SP_REGNUM, sp);
- write_register (DEPRECATED_FP_REGNUM, sp);
- write_register (VAX_AP_REGNUM, sp + (17 * 4));
+ fp = get_frame_register_unsigned (this_frame, VAX_FP_REGNUM);
+ return frame_id_build (fp, get_frame_pc (this_frame));
}
+\f
-static void
-vax_pop_frame (void)
+static enum return_value_convention
+vax_return_value (struct gdbarch *gdbarch, struct value *function,
+ struct type *type, struct regcache *regcache,
+ gdb_byte *readbuf, const gdb_byte *writebuf)
{
- CORE_ADDR fp = read_register (DEPRECATED_FP_REGNUM);
- int regnum;
- int regmask = read_memory_integer (fp + 4, 4);
-
- write_register (PS_REGNUM,
- (regmask & 0xffff)
- | (read_register (PS_REGNUM) & 0xffff0000));
- write_register (PC_REGNUM, read_memory_integer (fp + 16, 4));
- write_register (DEPRECATED_FP_REGNUM, read_memory_integer (fp + 12, 4));
- write_register (VAX_AP_REGNUM, read_memory_integer (fp + 8, 4));
- fp += 16;
- for (regnum = 0; regnum < 12; regnum++)
- if (regmask & (0x10000 << regnum))
- write_register (regnum, read_memory_integer (fp += 4, 4));
- fp = fp + 4 + ((regmask >> 30) & 3);
- if (regmask & 0x20000000)
- {
- regnum = read_memory_integer (fp, 4);
- fp += (regnum + 1) * 4;
- }
- write_register (SP_REGNUM, fp);
- flush_cached_frames ();
-}
+ int len = TYPE_LENGTH (type);
+ gdb_byte buf[8];
-/* The VAX call dummy sequence:
+ if (TYPE_CODE (type) == TYPE_CODE_STRUCT
+ || TYPE_CODE (type) == TYPE_CODE_UNION
+ || TYPE_CODE (type) == TYPE_CODE_ARRAY)
+ {
+ /* The default on VAX is to return structures in static memory.
+ Consequently a function must return the address where we can
+ find the return value. */
- calls #69, @#32323232
- bpt
+ if (readbuf)
+ {
+ ULONGEST addr;
- It is 8 bytes long. The address and argc are patched by
- vax_fix_call_dummy(). */
-static LONGEST vax_call_dummy_words[] = { 0x329f69fb, 0x03323232 };
-static int sizeof_vax_call_dummy_words = sizeof(vax_call_dummy_words);
+ regcache_raw_read_unsigned (regcache, VAX_R0_REGNUM, &addr);
+ read_memory (addr, readbuf, len);
+ }
-static void
-vax_fix_call_dummy (char *dummy, CORE_ADDR pc, CORE_ADDR fun, int nargs,
- struct value **args, struct type *type, int gcc_p)
-{
- dummy[1] = nargs;
- store_unsigned_integer (dummy + 3, 4, fun);
-}
-\f
-static void
-vax_store_struct_return (CORE_ADDR addr, CORE_ADDR sp)
-{
- write_register (1, addr);
-}
+ return RETURN_VALUE_ABI_RETURNS_ADDRESS;
+ }
-static void
-vax_extract_return_value (struct type *valtype, char *regbuf, char *valbuf)
-{
- memcpy (valbuf, regbuf + DEPRECATED_REGISTER_BYTE (0), TYPE_LENGTH (valtype));
-}
+ if (readbuf)
+ {
+ /* Read the contents of R0 and (if necessary) R1. */
+ regcache_cooked_read (regcache, VAX_R0_REGNUM, buf);
+ if (len > 4)
+ regcache_cooked_read (regcache, VAX_R1_REGNUM, buf + 4);
+ memcpy (readbuf, buf, len);
+ }
+ if (writebuf)
+ {
+ /* Read the contents to R0 and (if necessary) R1. */
+ memcpy (buf, writebuf, len);
+ regcache_cooked_write (regcache, VAX_R0_REGNUM, buf);
+ if (len > 4)
+ regcache_cooked_write (regcache, VAX_R1_REGNUM, buf + 4);
+ }
-static void
-vax_store_return_value (struct type *valtype, char *valbuf)
-{
- deprecated_write_register_bytes (0, valbuf, TYPE_LENGTH (valtype));
+ return RETURN_VALUE_REGISTER_CONVENTION;
}
\f
*LEN and optionally adjust *PC to point to the correct memory
location for inserting the breakpoint. */
-static const unsigned char *
-vax_breakpoint_from_pc (CORE_ADDR *pc, int *len)
+static const gdb_byte *
+vax_breakpoint_from_pc (struct gdbarch *gdbarch, CORE_ADDR *pc, int *len)
{
- static unsigned char break_insn[] = { 3 };
+ static gdb_byte break_insn[] = { 3 };
*len = sizeof (break_insn);
return break_insn;
to reach some "real" code. */
static CORE_ADDR
-vax_skip_prologue (CORE_ADDR pc)
+vax_skip_prologue (struct gdbarch *gdbarch, CORE_ADDR pc)
{
- int op = (unsigned char) read_memory_integer (pc, 1);
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+ gdb_byte op = read_memory_unsigned_integer (pc, 1, byte_order);
+
if (op == 0x11)
pc += 2; /* skip brb */
if (op == 0x31)
pc += 3; /* skip brw */
if (op == 0xC2
- && ((unsigned char) read_memory_integer (pc + 2, 1)) == 0x5E)
+ && read_memory_unsigned_integer (pc + 2, 1, byte_order) == 0x5E)
pc += 3; /* skip subl2 */
if (op == 0x9E
- && ((unsigned char) read_memory_integer (pc + 1, 1)) == 0xAE
- && ((unsigned char) read_memory_integer (pc + 3, 1)) == 0x5E)
+ && read_memory_unsigned_integer (pc + 1, 1, byte_order) == 0xAE
+ && read_memory_unsigned_integer (pc + 3, 1, byte_order) == 0x5E)
pc += 4; /* skip movab */
if (op == 0x9E
- && ((unsigned char) read_memory_integer (pc + 1, 1)) == 0xCE
- && ((unsigned char) read_memory_integer (pc + 4, 1)) == 0x5E)
+ && read_memory_unsigned_integer (pc + 1, 1, byte_order) == 0xCE
+ && read_memory_unsigned_integer (pc + 4, 1, byte_order) == 0x5E)
pc += 5; /* skip movab */
if (op == 0x9E
- && ((unsigned char) read_memory_integer (pc + 1, 1)) == 0xEE
- && ((unsigned char) read_memory_integer (pc + 6, 1)) == 0x5E)
+ && read_memory_unsigned_integer (pc + 1, 1, byte_order) == 0xEE
+ && read_memory_unsigned_integer (pc + 6, 1, byte_order) == 0x5E)
pc += 7; /* skip movab */
+
return pc;
}
+\f
+
+/* Unwinding the stack is relatively easy since the VAX has a
+ dedicated frame pointer, and frames are set up automatically as the
+ result of a function call. Most of the relevant information can be
+ inferred from the documentation of the Procedure Call Instructions
+ in the VAX MACRO and Instruction Set Reference Manual. */
+
+struct vax_frame_cache
+{
+ /* Base address. */
+ CORE_ADDR base;
+
+ /* Table of saved registers. */
+ struct trad_frame_saved_reg *saved_regs;
+};
+
+static struct vax_frame_cache *
+vax_frame_cache (struct frame_info *this_frame, void **this_cache)
+{
+ struct vax_frame_cache *cache;
+ CORE_ADDR addr;
+ ULONGEST mask;
+ int regnum;
+
+ if (*this_cache)
+ return *this_cache;
+
+ /* Allocate a new cache. */
+ cache = FRAME_OBSTACK_ZALLOC (struct vax_frame_cache);
+ cache->saved_regs = trad_frame_alloc_saved_regs (this_frame);
+
+ /* The frame pointer is used as the base for the frame. */
+ cache->base = get_frame_register_unsigned (this_frame, VAX_FP_REGNUM);
+ if (cache->base == 0)
+ return cache;
+
+ /* The register save mask and control bits determine the layout of
+ the stack frame. */
+ mask = get_frame_memory_unsigned (this_frame, cache->base + 4, 4) >> 16;
+
+ /* These are always saved. */
+ cache->saved_regs[VAX_PC_REGNUM].addr = cache->base + 16;
+ cache->saved_regs[VAX_FP_REGNUM].addr = cache->base + 12;
+ cache->saved_regs[VAX_AP_REGNUM].addr = cache->base + 8;
+ cache->saved_regs[VAX_PS_REGNUM].addr = cache->base + 4;
+
+ /* Scan the register save mask and record the location of the saved
+ registers. */
+ addr = cache->base + 20;
+ for (regnum = 0; regnum < VAX_AP_REGNUM; regnum++)
+ {
+ if (mask & (1 << regnum))
+ {
+ cache->saved_regs[regnum].addr = addr;
+ addr += 4;
+ }
+ }
+
+ /* The CALLS/CALLG flag determines whether this frame has a General
+ Argument List or a Stack Argument List. */
+ if (mask & (1 << 13))
+ {
+ ULONGEST numarg;
+
+ /* This is a procedure with Stack Argument List. Adjust the
+ stack address for the arguments that were pushed onto the
+ stack. The return instruction will automatically pop the
+ arguments from the stack. */
+ numarg = get_frame_memory_unsigned (this_frame, addr, 1);
+ addr += 4 + numarg * 4;
+ }
+
+ /* Bits 1:0 of the stack pointer were saved in the control bits. */
+ trad_frame_set_value (cache->saved_regs, VAX_SP_REGNUM, addr + (mask >> 14));
+
+ return cache;
+}
+
+static void
+vax_frame_this_id (struct frame_info *this_frame, void **this_cache,
+ struct frame_id *this_id)
+{
+ struct vax_frame_cache *cache = vax_frame_cache (this_frame, this_cache);
+
+ /* This marks the outermost frame. */
+ if (cache->base == 0)
+ return;
+
+ (*this_id) = frame_id_build (cache->base, get_frame_func (this_frame));
+}
+
+static struct value *
+vax_frame_prev_register (struct frame_info *this_frame,
+ void **this_cache, int regnum)
+{
+ struct vax_frame_cache *cache = vax_frame_cache (this_frame, this_cache);
+
+ return trad_frame_get_prev_register (this_frame, cache->saved_regs, regnum);
+}
+
+static const struct frame_unwind vax_frame_unwind =
+{
+ NORMAL_FRAME,
+ default_frame_unwind_stop_reason,
+ vax_frame_this_id,
+ vax_frame_prev_register,
+ NULL,
+ default_frame_sniffer
+};
+\f
+
+static CORE_ADDR
+vax_frame_base_address (struct frame_info *this_frame, void **this_cache)
+{
+ struct vax_frame_cache *cache = vax_frame_cache (this_frame, this_cache);
+
+ return cache->base;
+}
+
+static CORE_ADDR
+vax_frame_args_address (struct frame_info *this_frame, void **this_cache)
+{
+ return get_frame_register_unsigned (this_frame, VAX_AP_REGNUM);
+}
+
+static const struct frame_base vax_frame_base =
+{
+ &vax_frame_unwind,
+ vax_frame_base_address,
+ vax_frame_base_address,
+ vax_frame_args_address
+};
+
+/* Return number of arguments for FRAME. */
+
+static int
+vax_frame_num_args (struct frame_info *frame)
+{
+ CORE_ADDR args;
+
+ /* Assume that the argument pointer for the outermost frame is
+ hosed, as is the case on NetBSD/vax ELF. */
+ if (get_frame_base_address (frame) == 0)
+ return 0;
+
+ args = get_frame_register_unsigned (frame, VAX_AP_REGNUM);
+ return get_frame_memory_unsigned (frame, args, 1);
+}
static CORE_ADDR
-vax_saved_pc_after_call (struct frame_info *frame)
+vax_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
{
- return (DEPRECATED_FRAME_SAVED_PC(frame));
+ return frame_unwind_register_unsigned (next_frame, VAX_PC_REGNUM);
}
\f
+
/* Initialize the current architecture based on INFO. If possible, re-use an
architecture from ARCHES, which is a list of architectures already created
during this debugging session.
gdbarch = gdbarch_alloc (&info, NULL);
- /* NOTE: cagney/2002-12-06: This can be deleted when this arch is
- ready to unwind the PC first (see frame.c:get_prev_frame()). */
- set_gdbarch_deprecated_init_frame_pc (gdbarch, deprecated_init_frame_pc_default);
+ set_gdbarch_float_format (gdbarch, floatformats_vax_f);
+ set_gdbarch_double_format (gdbarch, floatformats_vax_d);
+ set_gdbarch_long_double_format (gdbarch, floatformats_vax_d);
+ set_gdbarch_long_double_bit (gdbarch, 64);
/* Register info */
set_gdbarch_num_regs (gdbarch, VAX_NUM_REGS);
set_gdbarch_register_name (gdbarch, vax_register_name);
set_gdbarch_register_type (gdbarch, vax_register_type);
set_gdbarch_sp_regnum (gdbarch, VAX_SP_REGNUM);
- set_gdbarch_deprecated_fp_regnum (gdbarch, VAX_FP_REGNUM);
set_gdbarch_pc_regnum (gdbarch, VAX_PC_REGNUM);
set_gdbarch_ps_regnum (gdbarch, VAX_PS_REGNUM);
+ set_gdbarch_regset_from_core_section
+ (gdbarch, vax_regset_from_core_section);
+
/* Frame and stack info */
set_gdbarch_skip_prologue (gdbarch, vax_skip_prologue);
- 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_deprecated_frame_chain (gdbarch, vax_frame_chain);
- set_gdbarch_deprecated_frame_saved_pc (gdbarch, vax_frame_saved_pc);
-
- set_gdbarch_deprecated_frame_args_address (gdbarch, vax_frame_args_address);
-
- set_gdbarch_deprecated_frame_init_saved_regs (gdbarch, vax_frame_init_saved_regs);
-
set_gdbarch_frame_args_skip (gdbarch, 4);
/* Stack grows downward. */
set_gdbarch_inner_than (gdbarch, core_addr_lessthan);
/* Return value info */
- 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);
-
- /* Call dummy info */
- set_gdbarch_deprecated_push_dummy_frame (gdbarch, vax_push_dummy_frame);
- set_gdbarch_deprecated_pop_frame (gdbarch, vax_pop_frame);
- set_gdbarch_call_dummy_location (gdbarch, ON_STACK);
- set_gdbarch_deprecated_call_dummy_words (gdbarch, vax_call_dummy_words);
- set_gdbarch_deprecated_sizeof_call_dummy_words (gdbarch, sizeof_vax_call_dummy_words);
- set_gdbarch_deprecated_fix_call_dummy (gdbarch, vax_fix_call_dummy);
- set_gdbarch_deprecated_call_dummy_breakpoint_offset (gdbarch, 7);
- set_gdbarch_deprecated_use_generic_dummy_frames (gdbarch, 0);
- set_gdbarch_deprecated_pc_in_call_dummy (gdbarch, deprecated_pc_in_call_dummy_on_stack);
+ set_gdbarch_return_value (gdbarch, vax_return_value);
+
+ /* Call dummy code. */
+ set_gdbarch_push_dummy_call (gdbarch, vax_push_dummy_call);
+ set_gdbarch_dummy_id (gdbarch, vax_dummy_id);
/* Breakpoint info */
set_gdbarch_breakpoint_from_pc (gdbarch, vax_breakpoint_from_pc);
/* Misc info */
- set_gdbarch_function_start_offset (gdbarch, 2);
+ set_gdbarch_deprecated_function_start_offset (gdbarch, 2);
set_gdbarch_believe_pcc_promotion (gdbarch, 1);
- /* Should be using push_dummy_call. */
- set_gdbarch_deprecated_dummy_write_sp (gdbarch, deprecated_write_sp);
+ set_gdbarch_print_insn (gdbarch, print_insn_vax);
+
+ set_gdbarch_unwind_pc (gdbarch, vax_unwind_pc);
+
+ frame_base_set_default (gdbarch, &vax_frame_base);
/* Hook in ABI-specific overrides, if they have been registered. */
gdbarch_init_osabi (info, gdbarch);
- set_gdbarch_print_insn (gdbarch, print_insn_vax);
+ frame_unwind_append_unwinder (gdbarch, &vax_frame_unwind);
return (gdbarch);
}
-extern initialize_file_ftype _initialize_vax_tdep; /* -Wmissing-prototypes */
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_vax_tdep (void);
void
_initialize_vax_tdep (void)