/* Target-dependent code for the IA-64 for GDB, the GNU debugger.
- Copyright (C) 1999-2012 Free Software Foundation, Inc.
+ Copyright (C) 1999-2015 Free Software Foundation, Inc.
This file is part of GDB.
#include "frame-unwind.h"
#include "doublest.h"
#include "value.h"
-#include "gdb_assert.h"
#include "objfiles.h"
#include "elf/common.h" /* for DT_PLTGOT value */
#include "elf-bfd.h"
#ifdef HAVE_LIBUNWIND_IA64_H
#include "elf/ia64.h" /* for PT_IA_64_UNWIND value */
-#include "libunwind-frame.h"
+#include "ia64-libunwind-tdep.h"
/* Note: KERNEL_START is supposed to be an address which is not going
to ever contain any valid unwind info. For ia64 linux, the choice
bit ``from''. */
static long long
-extract_bit_field (const char *bundle, int from, int len)
+extract_bit_field (const gdb_byte *bundle, int from, int len)
{
long long result = 0LL;
int to = from + len;
/* Replace the specified bits in an instruction bundle. */
static void
-replace_bit_field (char *bundle, long long val, int from, int len)
+replace_bit_field (gdb_byte *bundle, long long val, int from, int len)
{
int to = from + len;
int from_byte = from / 8;
and instruction bundle. */
static long long
-slotN_contents (char *bundle, int slotnum)
+slotN_contents (gdb_byte *bundle, int slotnum)
{
return extract_bit_field (bundle, 5+41*slotnum, 41);
}
/* Store an instruction in an instruction bundle. */
static void
-replace_slotN_contents (char *bundle, long long instr, int slotnum)
+replace_slotN_contents (gdb_byte *bundle, long long instr, int slotnum)
{
replace_bit_field (bundle, instr, 5+41*slotnum, 41);
}
static CORE_ADDR
fetch_instruction (CORE_ADDR addr, instruction_type *it, long long *instr)
{
- char bundle[BUNDLE_LEN];
+ gdb_byte bundle[BUNDLE_LEN];
int slotnum = (int) (addr & 0x0f) / SLOT_MULTIPLIER;
long long template;
int val;
ia64_memory_insert_breakpoint (struct gdbarch *gdbarch,
struct bp_target_info *bp_tgt)
{
- CORE_ADDR addr = bp_tgt->placed_address;
+ CORE_ADDR addr = bp_tgt->placed_address = bp_tgt->reqstd_address;
gdb_byte bundle[BUNDLE_LEN];
int slotnum = (int) (addr & 0x0f) / SLOT_MULTIPLIER, shadow_slotnum;
long long instr_breakpoint;
It can be calculated as the bsp - sof (sizeof frame). */
ULONGEST bsp, vbsp;
ULONGEST cfm;
- CORE_ADDR reg;
status = regcache_cooked_read_unsigned (regcache, IA64_BSP_REGNUM, &bsp);
if (status != REG_VALID)
return status;
ULONGEST pr;
ULONGEST cfm;
ULONGEST prN_val;
- CORE_ADDR reg;
status = regcache_cooked_read_unsigned (regcache, IA64_PR_REGNUM, &pr);
if (status != REG_VALID)
return status;
{
ULONGEST bsp;
ULONGEST cfm;
- CORE_ADDR reg;
regcache_cooked_read_unsigned (regcache, IA64_BSP_REGNUM, &bsp);
regcache_cooked_read_unsigned (regcache, IA64_CFM_REGNUM, &cfm);
}
else
{
- char nat_buf[8];
+ gdb_byte nat_buf[8];
nat_collection = read_memory_integer (nat_addr, 8, byte_order);
if (natN_val)
nat_collection |= natN_mask;
int *optimizedp, int *unavailablep)
{
struct gdbarch *gdbarch = get_frame_arch (frame);
- char in[MAX_REGISTER_SIZE];
+ gdb_byte in[MAX_REGISTER_SIZE];
/* Convert to TYPE. */
if (!get_frame_register_bytes (frame, regnum, 0,
struct type *valtype, const gdb_byte *in)
{
struct gdbarch *gdbarch = get_frame_arch (frame);
- char out[MAX_REGISTER_SIZE];
+ gdb_byte out[MAX_REGISTER_SIZE];
convert_typed_floating (in, valtype, out, ia64_ext_type (gdbarch));
put_frame_register (frame, regnum, out);
}
int frameless = 1;
int i;
CORE_ADDR addr;
- char buf[8];
+ gdb_byte buf[8];
CORE_ADDR bof, sor, sol, sof, cfm, rrb_gr;
memset (instores, 0, sizeof instores);
else if (qp == 0 && rN == 2
&& ((rM == fp_reg && fp_reg != 0) || rM == 12))
{
- char buf[MAX_REGISTER_SIZE];
+ gdb_byte buf[MAX_REGISTER_SIZE];
CORE_ADDR saved_sp = 0;
/* adds r2, spilloffset, rFramePointer
or
struct gdbarch *gdbarch = get_frame_arch (this_frame);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
struct ia64_frame_cache *cache;
- char buf[8];
- CORE_ADDR cfm, sof, sol, bsp, psr;
- int i;
+ gdb_byte buf[8];
+ CORE_ADDR cfm, psr;
if (*this_cache)
return *this_cache;
struct gdbarch *gdbarch = get_frame_arch (this_frame);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
struct ia64_frame_cache *cache = ia64_frame_cache (this_frame, this_cache);
- char buf[8];
+ gdb_byte buf[8];
gdb_assert (regnum >= 0);
struct gdbarch *gdbarch = get_frame_arch (this_frame);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
struct ia64_frame_cache *cache;
- CORE_ADDR addr;
- char buf[8];
- int i;
+ gdb_byte buf[8];
if (*this_cache)
return *this_cache;
ia64_sigtramp_frame_prev_register (struct frame_info *this_frame,
void **this_cache, int regnum)
{
- char buf[MAX_REGISTER_SIZE];
+ gdb_byte buf[MAX_REGISTER_SIZE];
struct gdbarch *gdbarch = get_frame_arch (this_frame);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
return addr + ((num_regs + delta/0x3f) << 3);
}
-/* Gdb libunwind-frame callback function to convert from an ia64 gdb register
- number to a libunwind register number. */
+/* Gdb ia64-libunwind-tdep callback function to convert from an ia64 gdb
+ register number to a libunwind register number. */
static int
ia64_gdb2uw_regnum (int regnum)
{
return -1;
}
-/* Gdb libunwind-frame callback function to convert from a libunwind register
- number to a ia64 gdb register number. */
+/* Gdb ia64-libunwind-tdep callback function to convert from a libunwind
+ register number to a ia64 gdb register number. */
static int
ia64_uw2gdb_regnum (int uw_regnum)
{
return -1;
}
-/* Gdb libunwind-frame callback function to reveal if register is a float
- register or not. */
+/* Gdb ia64-libunwind-tdep callback function to reveal if register is
+ a float register or not. */
static int
ia64_is_fpreg (int uw_regnum)
{
struct gdbarch *gdbarch = get_frame_arch (this_frame);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
long new_sof, old_sof;
- char buf[MAX_REGISTER_SIZE];
+ gdb_byte buf[MAX_REGISTER_SIZE];
/* We never call any libunwind routines that need to write registers. */
gdb_assert (!write);
/* We never call any libunwind routines that need to write registers. */
gdb_assert (!write);
- get_frame_register (this_frame, regnum, (char *) val);
+ get_frame_register (this_frame, regnum, (gdb_byte *) val);
return 0;
}
struct gdbarch *gdbarch = get_regcache_arch (regcache);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
long new_sof, old_sof;
- char buf[MAX_REGISTER_SIZE];
+ gdb_byte buf[MAX_REGISTER_SIZE];
/* We never call any libunwind routines that need to write registers. */
gdb_assert (!write);
/* We never call any libunwind routines that need to write registers. */
gdb_assert (!write);
- regcache_cooked_read (regcache, regnum, (char *) val);
+ regcache_cooked_read (regcache, regnum, (gdb_byte *) val);
return 0;
}
/* XXX do we need to normalize byte-order here? */
if (write)
- return target_write_memory (addr, (char *) val, sizeof (unw_word_t));
+ return target_write_memory (addr, (gdb_byte *) val, sizeof (unw_word_t));
else
- return target_read_memory (addr, (char *) val, sizeof (unw_word_t));
+ return target_read_memory (addr, (gdb_byte *) val, sizeof (unw_word_t));
}
/* Call low-level function to access the kernel unwind table. */
struct gdbarch *gdbarch = get_frame_arch (this_frame);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
struct frame_id id = outer_frame_id;
- char buf[8];
+ gdb_byte buf[8];
CORE_ADDR bsp;
libunwind_frame_this_id (this_frame, this_cache, &id);
{
int rrb_pr = 0;
ULONGEST cfm;
- unsigned char buf[MAX_REGISTER_SIZE];
+ gdb_byte buf[MAX_REGISTER_SIZE];
/* Fetch predicate register rename base from current frame
marker for this frame. */
{
struct gdbarch *gdbarch = get_frame_arch (this_frame);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
- char buf[8];
+ gdb_byte buf[8];
CORE_ADDR bsp;
struct frame_id id = outer_frame_id;
CORE_ADDR prev_ip;
/* get_proc_name */
};
-/* Set of ia64 gdb libunwind-frame callbacks and data for generic
- libunwind-frame code to use. */
+/* Set of ia64-libunwind-tdep gdb callbacks and data for generic
+ ia64-libunwind-tdep code to use. */
struct libunwind_descr ia64_libunwind_descr =
{
ia64_gdb2uw_regnum,
float_elt_type = is_float_or_hfa_type (type);
if (float_elt_type != NULL)
{
- char from[MAX_REGISTER_SIZE];
+ gdb_byte from[MAX_REGISTER_SIZE];
int offset = 0;
int regnum = IA64_FR8_REGNUM;
int n = TYPE_LENGTH (type) / TYPE_LENGTH (float_elt_type);
float_elt_type = is_float_or_hfa_type (type);
if (float_elt_type != NULL)
{
- char to[MAX_REGISTER_SIZE];
+ gdb_byte to[MAX_REGISTER_SIZE];
int offset = 0;
int regnum = IA64_FR8_REGNUM;
int n = TYPE_LENGTH (type) / TYPE_LENGTH (float_elt_type);
}
static enum return_value_convention
-ia64_return_value (struct gdbarch *gdbarch, struct type *func_type,
+ia64_return_value (struct gdbarch *gdbarch, struct value *function,
struct type *valtype, struct regcache *regcache,
gdb_byte *readbuf, const gdb_byte *writebuf)
{
{
int status;
LONGEST tag;
- char buf[8];
+ gdb_byte buf[8];
status = target_read_memory (addr, buf, sizeof (buf));
if (status != 0)
{
int status;
LONGEST faddr2;
- char buf[8];
+ gdb_byte buf[8];
status = target_read_memory (addr, buf, sizeof (buf));
if (status != 0)
if (fdesc == 0)
{
ULONGEST global_pointer;
- char buf[16];
+ gdb_byte buf[16];
fdesc = *fdaptr;
*fdaptr += 16;
/* There are also descriptors embedded in vtables. */
if (s)
{
- struct minimal_symbol *minsym;
+ struct bound_minimal_symbol minsym;
minsym = lookup_minimal_symbol_by_pc (addr);
- if (minsym && is_vtable_name (SYMBOL_LINKAGE_NAME (minsym)))
+ if (minsym.minsym
+ && is_vtable_name (MSYMBOL_LINKAGE_NAME (minsym.minsym)))
return read_memory_unsigned_integer (addr, 8, byte_order);
}
&& TYPE_CODE (type) == TYPE_CODE_PTR
&& TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_FUNC)
{
- char val_buf[8];
+ gdb_byte val_buf[8];
ULONGEST faddr = extract_unsigned_integer (value_contents (arg),
8, byte_order);
store_unsigned_integer (val_buf, 8, byte_order,
argoffset = 0;
while (len > 0)
{
- char val_buf[8];
+ gdb_byte val_buf[8];
memset (val_buf, 0, 8);
if (!ia64_struct_type_p (type) && len < 8)
ia64_dummy_id (struct gdbarch *gdbarch, struct frame_info *this_frame)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
- char buf[8];
+ gdb_byte buf[8];
CORE_ADDR sp, bsp;
get_frame_register (this_frame, sp_regnum, buf);
ia64_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
{
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
- char buf[8];
+ gdb_byte buf[8];
CORE_ADDR ip, psr, pc;
frame_unwind_register (next_frame, IA64_IP_REGNUM, buf);
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