/* Print VAX instructions for GDB, the GNU debugger.
- Copyright 1986, 1989, 1991, 1992, 1996 Free Software Foundation, Inc.
+ Copyright 1986, 1989, 1991, 1992, 1995, 1996, 1998, 1999, 2000, 2002, 2003
+ 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 "symtab.h"
#include "opcode/vax.h"
+#include "gdbcore.h"
+#include "inferior.h"
+#include "regcache.h"
+#include "frame.h"
+#include "value.h"
+#include "arch-utils.h"
+#include "gdb_string.h"
+#include "osabi.h"
+#include "dis-asm.h"
-/* Vax instructions are never longer than this. */
-#define MAXLEN 62
+#include "vax-tdep.h"
-/* Number of elements in the opcode table. */
-#define NOPCODES (sizeof votstrs / sizeof votstrs[0])
+static gdbarch_register_name_ftype vax_register_name;
-static unsigned char *print_insn_arg ();
+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_extract_struct_value_address_ftype
+ vax_extract_struct_value_address;
+
+static gdbarch_deprecated_push_dummy_frame_ftype vax_push_dummy_frame;
\f
-/* Advance PC across any function entry prologue instructions
- to reach some "real" code. */
+static const char *
+vax_register_name (int regno)
+{
+ static char *register_names[] =
+ {
+ "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
+ "r8", "r9", "r10", "r11", "ap", "fp", "sp", "pc",
+ "ps",
+ };
+
+ if (regno < 0)
+ return (NULL);
+ if (regno >= (sizeof(register_names) / sizeof(*register_names)))
+ return (NULL);
+ return (register_names[regno]);
+}
-CORE_ADDR
-vax_skip_prologue (pc)
- CORE_ADDR pc;
+static int
+vax_register_byte (int regno)
{
- register int op = (unsigned char) read_memory_integer (pc, 1);
- 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)
- 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)
- 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)
- 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)
- pc += 7; /* skip movab */
- return pc;
+ return (regno * 4);
}
-/* Return number of args passed to a frame.
- Can return -1, meaning no way to tell. */
+static int
+vax_register_raw_size (int regno)
+{
+ return (4);
+}
-int
-vax_frame_num_args (fi)
- struct frame_info *fi;
+static int
+vax_register_virtual_size (int regno)
{
- return (0xff & read_memory_integer (FRAME_ARGS_ADDRESS (fi), 1));
+ return (4);
}
+static struct type *
+vax_register_virtual_type (int regno)
+{
+ return (builtin_type_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;
-/* Print the vax instruction at address MEMADDR in debugged memory,
- from disassembler info INFO.
- Returns length of the instruction, in bytes. */
+ frame_saved_regs_zalloc (frame);
-static int
-vax_print_insn (memaddr, info)
- CORE_ADDR memaddr;
- disassemble_info *info;
-{
- unsigned char buffer[MAXLEN];
- register int i;
- register unsigned char *p;
- register char *d;
+ regmask = read_memory_integer (get_frame_base (frame) + 4, 4) >> 16;
- int status = (*info->read_memory_func) (memaddr, buffer, MAXLEN, info);
- if (status != 0)
+ next_addr = get_frame_base (frame) + 16;
+
+ /* 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++)
{
- (*info->memory_error_func) (status, memaddr, info);
- return -1;
+ if (regmask & (1 << regnum))
+ deprecated_get_frame_saved_regs (frame)[regnum] = next_addr += 4;
}
- for (i = 0; i < NOPCODES; i++)
- if (votstrs[i].detail.code == buffer[0]
- || votstrs[i].detail.code == *(unsigned short *)buffer)
- break;
+ 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));
- /* Handle undefined instructions. */
- if (i == NOPCODES)
- {
- (*info->fprintf_func) (info->stream, "0%o", buffer[0]);
- return 1;
- }
+ 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. */
- (*info->fprintf_func) (info->stream, "%s", votstrs[i].name);
+static CORE_ADDR
+vax_sigtramp_saved_pc (struct frame_info *frame)
+{
+ 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);
- /* Point at first byte of argument data,
- and at descriptor for first argument. */
- p = buffer + 1 + (votstrs[i].detail.code >= 0x100);
- d = votstrs[i].detail.args;
+ /* 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);
+ return extract_typed_address (buf, builtin_type_void_func_ptr);
+}
- if (*d)
- (*info->fprintf_func) (info->stream, " ");
+static CORE_ADDR
+vax_frame_saved_pc (struct frame_info *frame)
+{
+ if ((get_frame_type (frame) == SIGTRAMP_FRAME))
+ return (vax_sigtramp_saved_pc (frame)); /* XXXJRT */
- while (*d)
- {
- p = print_insn_arg (d, p, memaddr + (p - buffer), info);
- d += 2;
- if (*d)
- (*info->fprintf_func) (info->stream, ",");
- }
- return p - buffer;
+ return (read_memory_integer (get_frame_base (frame) + 16, 4));
}
-static unsigned char *
-print_insn_arg (d, p, addr, info)
- char *d;
- register char *p;
- CORE_ADDR addr;
- disassemble_info *info;
+static CORE_ADDR
+vax_frame_args_address (struct frame_info *frame)
{
- register int regnum = *p & 0xf;
- float floatlitbuf;
+ /* 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;
+}
+
+static int
+vax_frame_num_args (struct frame_info *fi)
+{
+ return (0xff & read_memory_integer (DEPRECATED_FRAME_ARGS_ADDRESS (fi), 1));
+}
+
+static CORE_ADDR
+vax_frame_chain (struct frame_info *frame)
+{
+ /* 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
+static void
+vax_push_dummy_frame (void)
+{
+ CORE_ADDR sp = read_register (SP_REGNUM);
+ int regnum;
+
+ 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));
+}
- if (*d == 'b')
+static void
+vax_pop_frame (void)
+{
+ 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)
{
- if (d[1] == 'b')
- (*info->fprintf_func) (info->stream, "0x%x", addr + *p++ + 1);
- else
- {
- (*info->fprintf_func) (info->stream, "0x%x", addr + *(short *)p + 2);
- p += 2;
- }
+ regnum = read_memory_integer (fp, 4);
+ fp += (regnum + 1) * 4;
}
- else
- switch ((*p++ >> 4) & 0xf)
- {
- case 0:
- case 1:
- case 2:
- case 3: /* Literal mode */
- if (d[1] == 'd' || d[1] == 'f' || d[1] == 'g' || d[1] == 'h')
- {
- *(int *)&floatlitbuf = 0x4000 + ((p[-1] & 0x3f) << 4);
- (*info->fprintf_func) (info->stream, "$%f", floatlitbuf);
- }
- else
- (*info->fprintf_func) (info->stream, "$%d", p[-1] & 0x3f);
- break;
-
- case 4: /* Indexed */
- p = (char *) print_insn_arg (d, p, addr + 1, info);
- (*info->fprintf_func) (info->stream, "[%s]", REGISTER_NAME (regnum));
- break;
-
- case 5: /* Register */
- (*info->fprintf_func) (info->stream, REGISTER_NAME (regnum));
- break;
-
- case 7: /* Autodecrement */
- (*info->fprintf_func) (info->stream, "-");
- case 6: /* Register deferred */
- (*info->fprintf_func) (info->stream, "(%s)", REGISTER_NAME (regnum));
- break;
-
- case 9: /* Autoincrement deferred */
- (*info->fprintf_func) (info->stream, "@");
- if (regnum == PC_REGNUM)
- {
- (*info->fprintf_func) (info->stream, "#");
- info->target = *(long *)p;
- (*info->print_address_func) (info->target, info);
- p += 4;
- break;
- }
- case 8: /* Autoincrement */
- if (regnum == PC_REGNUM)
- {
- (*info->fprintf_func) (info->stream, "#");
- switch (d[1])
- {
- case 'b':
- (*info->fprintf_func) (info->stream, "%d", *p++);
- break;
-
- case 'w':
- (*info->fprintf_func) (info->stream, "%d", *(short *)p);
- p += 2;
- break;
-
- case 'l':
- (*info->fprintf_func) (info->stream, "%d", *(long *)p);
- p += 4;
- break;
-
- case 'q':
- (*info->fprintf_func) (info->stream, "0x%x%08x",
- ((long *)p)[1], ((long *)p)[0]);
- p += 8;
- break;
-
- case 'o':
- (*info->fprintf_func) (info->stream, "0x%x%08x%08x%08x",
- ((long *)p)[3], ((long *)p)[2],
- ((long *)p)[1], ((long *)p)[0]);
- p += 16;
- break;
-
- case 'f':
- if (INVALID_FLOAT (p, 4))
- (*info->fprintf_func) (info->stream,
- "<<invalid float 0x%x>>",
- *(int *) p);
- else
- (*info->fprintf_func) (info->stream, "%f", *(float *) p);
- p += 4;
- break;
-
- case 'd':
- if (INVALID_FLOAT (p, 8))
- (*info->fprintf_func) (info->stream,
- "<<invalid float 0x%x%08x>>",
- ((long *)p)[1], ((long *)p)[0]);
- else
- (*info->fprintf_func) (info->stream, "%f", *(double *) p);
- p += 8;
- break;
-
- case 'g':
- (*info->fprintf_func) (info->stream, "g-float");
- p += 8;
- break;
-
- case 'h':
- (*info->fprintf_func) (info->stream, "h-float");
- p += 16;
- break;
-
- }
- }
- else
- (*info->fprintf_func) (info->stream, "(%s)+", REGISTER_NAME (regnum));
- break;
-
- case 11: /* Byte displacement deferred */
- (*info->fprintf_func) (info->stream, "@");
- case 10: /* Byte displacement */
- if (regnum == PC_REGNUM)
- {
- info->target = addr + *p + 2;
- (*info->print_address_func) (info->target, info);
- }
- else
- (*info->fprintf_func) (info->stream, "%d(%s)", *p, REGISTER_NAME (regnum));
- p += 1;
- break;
-
- case 13: /* Word displacement deferred */
- (*info->fprintf_func) (info->stream, "@");
- case 12: /* Word displacement */
- if (regnum == PC_REGNUM)
- {
- info->target = addr + *(short *)p + 3;
- (*info->print_address_func) (info->target, info);
- }
- else
- (*info->fprintf_func) (info->stream, "%d(%s)",
- *(short *)p, REGISTER_NAME (regnum));
- p += 2;
- break;
-
- case 15: /* Long displacement deferred */
- (*info->fprintf_func) (info->stream, "@");
- case 14: /* Long displacement */
- if (regnum == PC_REGNUM)
- {
- info->target = addr + *(short *)p + 5;
- (*info->print_address_func) (info->target, info);
- }
- else
- (*info->fprintf_func) (info->stream, "%d(%s)",
- *(long *)p, REGISTER_NAME (regnum));
- p += 4;
- }
-
- return (unsigned char *) p;
+ write_register (SP_REGNUM, fp);
+ flush_cached_frames ();
+}
+
+/* The VAX call dummy sequence:
+
+ calls #69, @#32323232
+ bpt
+
+ 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);
+
+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);
+}
+
+static void
+vax_extract_return_value (struct type *valtype, char *regbuf, char *valbuf)
+{
+ memcpy (valbuf, regbuf + DEPRECATED_REGISTER_BYTE (0), TYPE_LENGTH (valtype));
+}
+
+static void
+vax_store_return_value (struct type *valtype, char *valbuf)
+{
+ 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)
+{
+ static const unsigned char vax_breakpoint[] = { 3 };
+
+ *lenptr = sizeof(vax_breakpoint);
+ return (vax_breakpoint);
}
+\f
+/* Advance PC across any function entry prologue instructions
+ to reach some "real" code. */
+
+static CORE_ADDR
+vax_skip_prologue (CORE_ADDR pc)
+{
+ int op = (unsigned char) read_memory_integer (pc, 1);
+ 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)
+ 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)
+ 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)
+ 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)
+ pc += 7; /* skip movab */
+ return pc;
+}
+
+static CORE_ADDR
+vax_saved_pc_after_call (struct frame_info *frame)
+{
+ return (DEPRECATED_FRAME_SAVED_PC(frame));
+}
+\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.
+
+ Called e.g. at program startup, when reading a core file, and when reading
+ a binary file. */
+
+static struct gdbarch *
+vax_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
+{
+ struct gdbarch *gdbarch;
+
+ /* If there is already a candidate, use it. */
+ arches = gdbarch_list_lookup_by_info (arches, &info);
+ if (arches != NULL)
+ return arches->gdbarch;
+
+ 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);
+
+ /* Register info */
+ set_gdbarch_num_regs (gdbarch, VAX_NUM_REGS);
+ 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_register_name (gdbarch, vax_register_name);
+ set_gdbarch_deprecated_register_size (gdbarch, VAX_REGISTER_SIZE);
+ set_gdbarch_deprecated_register_bytes (gdbarch, VAX_REGISTER_BYTES);
+ set_gdbarch_deprecated_register_byte (gdbarch, vax_register_byte);
+ set_gdbarch_deprecated_register_raw_size (gdbarch, vax_register_raw_size);
+ set_gdbarch_deprecated_max_register_raw_size (gdbarch, VAX_MAX_REGISTER_RAW_SIZE);
+ set_gdbarch_deprecated_register_virtual_size (gdbarch, vax_register_virtual_size);
+ set_gdbarch_deprecated_max_register_virtual_size (gdbarch,
+ VAX_MAX_REGISTER_VIRTUAL_SIZE);
+ set_gdbarch_deprecated_register_virtual_type (gdbarch, vax_register_virtual_type);
+
+ /* 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_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_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);
+
+ 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);
+ 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);
+ 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);
+
+ /* 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);
+ set_gdbarch_believe_pcc_promotion (gdbarch, 1);
+
+ /* Should be using push_dummy_call. */
+ set_gdbarch_deprecated_dummy_write_sp (gdbarch, deprecated_write_sp);
+
+ /* Hook in ABI-specific overrides, if they have been registered. */
+ gdbarch_init_osabi (info, gdbarch);
+
+ set_gdbarch_print_insn (gdbarch, print_insn_vax);
+
+ return (gdbarch);
+}
+
+extern initialize_file_ftype _initialize_vax_tdep; /* -Wmissing-prototypes */
void
-_initialize_vax_tdep ()
+_initialize_vax_tdep (void)
{
- tm_print_insn = vax_print_insn;
+ gdbarch_register (bfd_arch_vax, vax_gdbarch_init, NULL);
}
projects / deliverable / binutils-gdb.git / blobdiff