static void
fetch_register (struct regcache *regcache, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int addr[MAX_REGISTER_SIZE];
int nr, isfloat;
/* Bogus register number. */
else if (nr < 0)
{
- if (regno >= gdbarch_num_regs (current_gdbarch))
+ if (regno >= gdbarch_num_regs (gdbarch))
fprintf_unfiltered (gdb_stderr,
"gdb error: register no %d not implemented.\n",
regno);
even if the register is really only 32 bits. */
long long buf;
rs6000_ptrace64 (PT_READ_GPR, PIDGET (inferior_ptid), nr, 0, &buf);
- if (register_size (current_gdbarch, regno) == 8)
+ if (register_size (gdbarch, regno) == 8)
memcpy (addr, &buf, 8);
else
*addr = buf;
static void
store_register (const struct regcache *regcache, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
int addr[MAX_REGISTER_SIZE];
int nr, isfloat;
/* Bogus register number. */
else if (nr < 0)
{
- if (regno >= gdbarch_num_regs (current_gdbarch))
+ if (regno >= gdbarch_num_regs (gdbarch))
fprintf_unfiltered (gdb_stderr,
"gdb error: register no %d not implemented.\n",
regno);
/* Fixed-point registers. */
else
{
- if (regno == gdbarch_sp_regnum (current_gdbarch))
+ if (regno == gdbarch_sp_regnum (gdbarch))
/* Execute one dummy instruction (which is a breakpoint) in inferior
process to give kernel a chance to do internal housekeeping.
Otherwise the following ptrace(2) calls will mess up user stack
/* PT_WRITE_GPR requires the buffer parameter to point to an 8-byte
area, even if the register is really only 32 bits. */
long long buf;
- if (register_size (current_gdbarch, regno) == 8)
+ if (register_size (gdbarch, regno) == 8)
memcpy (&buf, addr, 8);
else
buf = *addr;
static void
rs6000_fetch_inferior_registers (struct regcache *regcache, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
if (regno != -1)
fetch_register (regcache, regno);
else
{
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Read 32 general purpose registers. */
for (regno = tdep->ppc_gp0_regnum;
fetch_register (regcache, tdep->ppc_fp0_regnum + regno);
/* Read special registers. */
- fetch_register (regcache, gdbarch_pc_regnum (current_gdbarch));
+ fetch_register (regcache, gdbarch_pc_regnum (gdbarch));
fetch_register (regcache, tdep->ppc_ps_regnum);
fetch_register (regcache, tdep->ppc_cr_regnum);
fetch_register (regcache, tdep->ppc_lr_regnum);
static void
rs6000_store_inferior_registers (struct regcache *regcache, int regno)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
if (regno != -1)
store_register (regcache, regno);
else
{
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Write general purpose registers first. */
for (regno = tdep->ppc_gp0_regnum;
store_register (regcache, tdep->ppc_fp0_regnum + regno);
/* Write special registers. */
- store_register (regcache, gdbarch_pc_regnum (current_gdbarch));
+ store_register (regcache, gdbarch_pc_regnum (gdbarch));
store_register (regcache, tdep->ppc_ps_regnum);
store_register (regcache, tdep->ppc_cr_regnum);
store_register (regcache, tdep->ppc_lr_regnum);
int nargs, struct value **args, CORE_ADDR sp,
int struct_return, CORE_ADDR struct_addr)
{
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
int ii;
int len = 0;
int argno; /* current argument number */
int argbytes; /* current argument byte */
gdb_byte tmp_buffer[50];
int f_argno = 0; /* current floating point argno */
- int wordsize = gdbarch_tdep (current_gdbarch)->wordsize;
+ int wordsize = gdbarch_tdep (gdbarch)->wordsize;
CORE_ADDR func_addr = find_function_addr (function, NULL);
struct value *arg = 0;
/* The calling convention this function implements assumes the
processor has floating-point registers. We shouldn't be using it
on PPC variants that lack them. */
- gdb_assert (ppc_floating_point_unit_p (current_gdbarch));
+ gdb_assert (ppc_floating_point_unit_p (gdbarch));
/* The first eight words of ther arguments are passed in registers.
Copy them appropriately. */
for (argno = 0, argbytes = 0; argno < nargs && ii < 8; ++ii)
{
- int reg_size = register_size (current_gdbarch, ii + 3);
+ int reg_size = register_size (gdbarch, ii + 3);
arg = args[argno];
type = check_typedef (value_type (arg));
else
{
/* Argument can fit in one register. No problem. */
- int adj = gdbarch_byte_order (current_gdbarch)
+ int adj = gdbarch_byte_order (gdbarch)
== BFD_ENDIAN_BIG ? reg_size - len : 0;
gdb_byte word[MAX_REGISTER_SIZE];
ran_out_of_registers_for_arguments:
regcache_cooked_read_unsigned (regcache,
- gdbarch_sp_regnum (current_gdbarch),
+ gdbarch_sp_regnum (gdbarch),
&saved_sp);
/* Location for 8 parameters are always reserved. */
else. */
regcache_raw_write_signed (regcache,
- gdbarch_sp_regnum (current_gdbarch), sp);
+ gdbarch_sp_regnum (gdbarch), sp);
/* If the last argument copied into the registers didn't fit there
completely, push the rest of it into stack. */
Not doing this can lead to conflicts with the kernel which thinks
that it still has control over this not-yet-allocated stack
region. */
- regcache_raw_write_signed (regcache, gdbarch_sp_regnum (current_gdbarch), sp);
+ regcache_raw_write_signed (regcache, gdbarch_sp_regnum (gdbarch), sp);
/* Set back chain properly. */
store_unsigned_integer (tmp_buffer, wordsize, saved_sp);
struct regcache *regcache, gdb_byte *readbuf,
const gdb_byte *writebuf)
{
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
gdb_byte buf[8];
/* The calling convention this function implements assumes the
processor has floating-point registers. We shouldn't be using it
on PowerPC variants that lack them. */
- gdb_assert (ppc_floating_point_unit_p (current_gdbarch));
+ gdb_assert (ppc_floating_point_unit_p (gdbarch));
/* AltiVec extension: Functions that declare a vector data type as a
return value place that return value in VR2. */
return 0;
}
ii = get_frame_register_unsigned (frame, 11); /* r11 holds destination addr */
- pc = read_memory_addr (ii, gdbarch_tdep (current_gdbarch)->wordsize); /* (r11) value */
+ pc = read_memory_addr (ii,
+ gdbarch_tdep (get_frame_arch (frame))->wordsize); /* (r11) value */
return pc;
}
int vector_p;
int general_p;
- if (gdbarch_register_name (current_gdbarch, regnum) == NULL
- || *gdbarch_register_name (current_gdbarch, regnum) == '\0')
+ if (gdbarch_register_name (gdbarch, regnum) == NULL
+ || *gdbarch_register_name (gdbarch, regnum) == '\0')
return 0;
if (group == all_reggroup)
return 1;
|| regnum == tdep->ppc_lr_regnum
|| regnum == tdep->ppc_ctr_regnum
|| regnum == tdep->ppc_xer_regnum
- || regnum == gdbarch_pc_regnum (current_gdbarch));
+ || regnum == gdbarch_pc_regnum (gdbarch));
if (group == general_reggroup)
return general_p;
struct type *type,
gdb_byte *to)
{
- const struct reg *reg = gdbarch_tdep (current_gdbarch)->regs + regnum;
+ const struct reg *reg = gdbarch_tdep (get_frame_arch (frame))->regs + regnum;
gdb_byte from[MAX_REGISTER_SIZE];
gdb_assert (reg->fpr);
struct type *type,
const gdb_byte *from)
{
- const struct reg *reg = gdbarch_tdep (current_gdbarch)->regs + regnum;
+ const struct reg *reg = gdbarch_tdep (get_frame_arch (frame))->regs + regnum;
gdb_byte to[MAX_REGISTER_SIZE];
gdb_assert (reg->fpr);
reg_index = ev_reg - tdep->ppc_ev0_regnum;
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (arch) == BFD_ENDIAN_BIG)
{
move (regcache, tdep->ppc_ev0_upper_regnum + reg_index, byte_buffer);
move (regcache, tdep->ppc_gp0_regnum + reg_index, byte_buffer + 4);
rs6000_unwind_pc (struct gdbarch *gdbarch, struct frame_info *next_frame)
{
return frame_unwind_register_unsigned (next_frame,
- gdbarch_pc_regnum (current_gdbarch));
+ gdbarch_pc_regnum (gdbarch));
}
static struct frame_id
rs6000_unwind_dummy_id (struct gdbarch *gdbarch, struct frame_info *next_frame)
{
return frame_id_build (frame_unwind_register_unsigned
- (next_frame, gdbarch_sp_regnum (current_gdbarch)),
+ (next_frame, gdbarch_sp_regnum (gdbarch)),
frame_pc_unwind (next_frame));
}
the mean time, the address of the prev frame is used as the
base address of this frame. */
cache->base = frame_unwind_register_unsigned
- (next_frame, gdbarch_sp_regnum (current_gdbarch));
+ (next_frame, gdbarch_sp_regnum (gdbarch));
/* If the function appears to be frameless, check a couple of likely
indicators that we have simply failed to find the frame setup.
cache->base = read_memory_addr (cache->base, wordsize);
trad_frame_set_value (cache->saved_regs,
- gdbarch_sp_regnum (current_gdbarch), cache->base);
+ gdbarch_sp_regnum (gdbarch), cache->base);
/* if != -1, fdata.saved_fpr is the smallest number of saved_fpr.
All fpr's from saved_fpr to fp31 are saved. */
if (fdata.lr_offset != 0)
cache->saved_regs[tdep->ppc_lr_regnum].addr = cache->base + fdata.lr_offset;
/* The PC is found in the link register. */
- cache->saved_regs[gdbarch_pc_regnum (current_gdbarch)] =
+ cache->saved_regs[gdbarch_pc_regnum (gdbarch)] =
cache->saved_regs[tdep->ppc_lr_regnum];
/* If != 0, fdata.vrsave_offset is the offset from the frame that
/* If no alloca register used, then fi->frame is the value of the
%sp for this frame, and it is good enough. */
cache->initial_sp = frame_unwind_register_unsigned
- (next_frame, gdbarch_sp_regnum (current_gdbarch));
+ (next_frame, gdbarch_sp_regnum (gdbarch));
else
cache->initial_sp = frame_unwind_register_unsigned (next_frame,
fdata.alloca_reg);
}
static void
-rs6000_dump_tdep (struct gdbarch *current_gdbarch, struct ui_file *file)
+rs6000_dump_tdep (struct gdbarch *gdbarch, struct ui_file *file)
{
- struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
if (tdep == NULL)
return;
projects / binutils-gdb.git / commitdiff