/* Target-dependent code for the Fujitsu FR-V, for GDB, the GNU Debugger.
- Copyright (C) 2002-2005, 2007-2012 Free Software Foundation, Inc.
+ Copyright (C) 2002-2015 Free Software Foundation, Inc.
This file is part of GDB.
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
-#include "gdb_string.h"
#include "inferior.h"
#include "gdbcore.h"
#include "arch-utils.h"
#include "frame-base.h"
#include "trad-frame.h"
#include "dis-asm.h"
-#include "gdb_assert.h"
#include "sim-regno.h"
#include "gdb/sim-frv.h"
#include "opcodes/frv-desc.h" /* for the H_SPR_... enums */
#include "infcall.h"
#include "solib.h"
#include "frv-tdep.h"
+#include "objfiles.h"
extern void _initialize_frv_tdep (void);
{
struct gdbarch_tdep *var;
int r;
- char buf[20];
- var = xmalloc (sizeof (*var));
- memset (var, 0, sizeof (*var));
-
+ var = XCNEW (struct gdbarch_tdep);
+
var->frv_abi = FRV_ABI_EABI;
var->num_gprs = 64;
var->num_fprs = 64;
{
char buf[20];
- sprintf (buf, "gr%d", r);
+ xsnprintf (buf, sizeof (buf), "gr%d", r);
var->register_names[first_gpr_regnum + r] = xstrdup (buf);
}
}
{
char buf[20];
- sprintf (buf, "fr%d", r);
+ xsnprintf (buf, sizeof (buf), "fr%d", r);
var->register_names[first_fpr_regnum + r] = xstrdup (buf);
}
}
int raw_regnum = accg0123_regnum + (reg - accg0_regnum) / 4;
int byte_num = (reg - accg0_regnum) % 4;
- char buf[4];
+ gdb_byte buf[4];
regcache_raw_read (regcache, raw_regnum, buf);
buf[byte_num] = ((bfd_byte *) buffer)[0];
an instruction word whose packing bit is set to one. */
while (count-- > 0 && addr >= func_start)
{
- char instr[frv_instr_size];
+ gdb_byte instr[frv_instr_size];
int status;
status = target_read_memory (addr, instr, sizeof instr);
/* Scan the prologue. */
while (pc < lim_pc)
{
- char buf[frv_instr_size];
+ gdb_byte buf[frv_instr_size];
LONGEST op;
if (target_read_memory (pc, buf, sizeof buf) != 0)
{
LONGEST displ;
CORE_ADDR call_dest;
- struct minimal_symbol *s;
+ struct bound_minimal_symbol s;
displ = ((op & 0xfe000000) >> 7) | (op & 0x0003ffff);
if ((displ & 0x00800000) != 0)
call_dest = pc + 4 * displ;
s = lookup_minimal_symbol_by_pc (call_dest);
- if (s != NULL
- && SYMBOL_LINKAGE_NAME (s) != NULL
- && strcmp (SYMBOL_LINKAGE_NAME (s), "__main") == 0)
+ if (s.minsym != NULL
+ && MSYMBOL_LINKAGE_NAME (s.minsym) != NULL
+ && strcmp (MSYMBOL_LINKAGE_NAME (s.minsym), "__main") == 0)
{
pc += 4;
return pc;
void **this_prologue_cache)
{
struct gdbarch *gdbarch = get_frame_arch (this_frame);
- CORE_ADDR pc;
- ULONGEST this_base;
struct frv_unwind_cache *info;
if ((*this_prologue_cache))
- return (*this_prologue_cache);
+ return (struct frv_unwind_cache *) (*this_prologue_cache);
info = FRAME_OBSTACK_ZALLOC (struct frv_unwind_cache);
(*this_prologue_cache) = info;
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
CORE_ADDR descr;
- char valbuf[4];
+ gdb_byte valbuf[4];
CORE_ADDR start_addr;
/* If we can't find the function in the symbol table, then we assume
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
int argreg;
int argnum;
- char *val;
- char valbuf[4];
+ const gdb_byte *val;
+ gdb_byte valbuf[4];
struct value *arg;
struct type *arg_type;
int len;
}
else
{
- val = (char *) value_contents (arg);
+ val = value_contents (arg);
}
while (len > 0)
}
static enum return_value_convention
-frv_return_value (struct gdbarch *gdbarch, struct type *func_type,
+frv_return_value (struct gdbarch *gdbarch, struct value *function,
struct type *valtype, struct regcache *regcache,
gdb_byte *readbuf, const gdb_byte *writebuf)
{
return RETURN_VALUE_REGISTER_CONVENTION;
}
-
-/* Hardware watchpoint / breakpoint support for the FR500
- and FR400. */
-
-int
-frv_check_watch_resources (struct gdbarch *gdbarch, int type, int cnt, int ot)
-{
- struct gdbarch_tdep *var = gdbarch_tdep (gdbarch);
-
- /* Watchpoints not supported on simulator. */
- if (strcmp (target_shortname, "sim") == 0)
- return 0;
-
- if (type == bp_hardware_breakpoint)
- {
- if (var->num_hw_breakpoints == 0)
- return 0;
- else if (cnt <= var->num_hw_breakpoints)
- return 1;
- }
- else
- {
- if (var->num_hw_watchpoints == 0)
- return 0;
- else if (ot)
- return -1;
- else if (cnt <= var->num_hw_watchpoints)
- return 1;
- }
- return -1;
-}
-
-
-int
-frv_stopped_data_address (CORE_ADDR *addr_p)
-{
- struct frame_info *frame = get_current_frame ();
- CORE_ADDR brr, dbar0, dbar1, dbar2, dbar3;
-
- brr = get_frame_register_unsigned (frame, brr_regnum);
- dbar0 = get_frame_register_unsigned (frame, dbar0_regnum);
- dbar1 = get_frame_register_unsigned (frame, dbar1_regnum);
- dbar2 = get_frame_register_unsigned (frame, dbar2_regnum);
- dbar3 = get_frame_register_unsigned (frame, dbar3_regnum);
-
- if (brr & (1<<11))
- *addr_p = dbar0;
- else if (brr & (1<<10))
- *addr_p = dbar1;
- else if (brr & (1<<9))
- *addr_p = dbar2;
- else if (brr & (1<<8))
- *addr_p = dbar3;
- else
- return 0;
-
- return 1;
-}
-
-int
-frv_have_stopped_data_address (void)
-{
- CORE_ADDR addr = 0;
- return frv_stopped_data_address (&addr);
-}
-
static CORE_ADDR
frv_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
{
= frv_frame_unwind_cache (this_frame, this_prologue_cache);
CORE_ADDR base;
CORE_ADDR func;
- struct minimal_symbol *msym_stack;
+ struct bound_minimal_symbol msym_stack;
struct frame_id id;
/* The FUNC is easy. */
/* Check if the stack is empty. */
msym_stack = lookup_minimal_symbol ("_stack", NULL, NULL);
- if (msym_stack && info->base == SYMBOL_VALUE_ADDRESS (msym_stack))
+ if (msym_stack.minsym && info->base == BMSYMBOL_VALUE_ADDRESS (msym_stack))
return;
/* Hopefully the prologue analysis either correctly determined the