/* Target-machine dependent code for Zilog Z8000, for GDB.
Copyright (C) 1992, 1993, 1994 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. */
/*
- Contributed by Steve Chamberlain
- sac@cygnus.com
+ Contributed by Steve Chamberlain
+ sac@cygnus.com
*/
#include "defs.h"
#include "dis-asm.h"
#include "gdbcore.h"
+#include "value.h" /* For read_register() */
+
+
+static int read_memory_pointer (CORE_ADDR x);
/* Return the saved PC from this frame.
just use the register SRP_REGNUM itself. */
CORE_ADDR
-frame_saved_pc (frame)
+z8k_frame_saved_pc (frame)
struct frame_info *frame;
{
return read_memory_pointer (frame->frame + (BIG ? 4 : 2));
return pc;
}
-static CORE_ADDR examine_frame PARAMS ((CORE_ADDR, CORE_ADDR *regs, CORE_ADDR));
+static CORE_ADDR examine_frame (CORE_ADDR, CORE_ADDR * regs, CORE_ADDR);
static CORE_ADDR
examine_frame (pc, regs, sp)
CORE_ADDR pc;
else if (IS_SUB_SP (w))
{
/* Subtracting a value from the sp, so were in a function
- which needs stack space for locals, but has no fp. We fake up
- the values as if we had an fp */
+ which needs stack space for locals, but has no fp. We fake up
+ the values as if we had an fp */
regs[FP_REGNUM] = sp;
}
else
regs[SP_REGNUM] = sp;
}
/* stack pointer contains address of next frame */
- /* regs[fp_regnum()] = fp;*/
+ /* regs[fp_regnum()] = fp; */
regs[SP_REGNUM] = sp;
return pc;
}
return (addr & PTR_MASK);
}
-int
-read_memory_pointer (x)
- CORE_ADDR x;
+static int
+read_memory_pointer (CORE_ADDR x)
{
return read_memory_integer (ADDR_BITS_REMOVE (x), BIG ? 4 : 2);
}
CORE_ADDR
-frame_chain (thisframe)
+z8k_frame_chain (thisframe)
struct frame_info *thisframe;
{
if (thisframe->prev == 0)
/* Fetch the instruction at ADDR, returning 0 if ADDR is beyond LIM or
is not the address of a valid instruction, the address of the next
instruction beyond ADDR otherwise. *PWORD1 receives the first word
- of the instruction.*/
+ of the instruction. */
CORE_ADDR
NEXT_PROLOGUE_INSN (addr, lim, pword1)
#endif
int
-saved_pc_after_call ()
+z8k_saved_pc_after_call (struct frame_info *frame)
{
- return ADDR_BITS_REMOVE
+ return ADDR_BITS_REMOVE
(read_memory_integer (read_register (SP_REGNUM), PTR_SIZE));
}
int len;
for (len = 0; len < TYPE_LENGTH (type); len += 2)
- write_register_bytes (REGISTER_BYTE (len / 2 + 2), valbuf + len, 2);
+ write_register_bytes (REGISTER_BYTE (len / 2 + 2), valbuf + len, 2);
}
void
void
-print_register_hook (regno)
+z8k_print_register_hook (regno)
int regno;
{
if ((regno & 1) == 0 && regno < 16)
printf_unfiltered ("\n");
for (i = 0; i < 10; i += 2)
{
- printf_unfiltered ("(sp+%d=%04x)", i, read_memory_short (rval + i));
+ printf_unfiltered ("(sp+%d=%04x)", i,
+ (unsigned int)read_memory_short (rval + i));
}
}
{
BIG = 0;
}
+ /* FIXME: This code should be using the GDBARCH framework to
+ handle changed type sizes. If this problem is ever fixed
+ (the direct reference to _initialize_gdbtypes() below
+ eliminated) then Makefile.in should be updated so that
+ z8k-tdep.c is again compiled with -Werror. */
_initialize_gdbtypes ();
}
}