registers set mechanism, as opposed to the interface for all the
other registers, that stores/fetches each register individually. */
static void
-fetch_altivec_register (int tid, int regno)
+fetch_altivec_register (struct regcache *regcache, int tid, int regno)
{
int ret;
int offset = 0;
if (regno == (tdep->ppc_vrsave_regnum - 1))
offset = vrregsize - register_size (current_gdbarch, tdep->ppc_vrsave_regnum);
- regcache_raw_supply (current_regcache, regno,
+ regcache_raw_supply (regcache, regno,
regs + (regno - tdep->ppc_vr0_regnum) * vrregsize + offset);
}
be the number of an upper half register, acc, spefscr, or -1 to
supply the values of all registers. */
static void
-fetch_spe_register (int tid, int regno)
+fetch_spe_register (struct regcache *regcache, int tid, int regno)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
struct gdb_evrregset_t evrregs;
int i;
for (i = 0; i < ppc_num_gprs; i++)
- regcache_raw_supply (current_regcache, tdep->ppc_ev0_upper_regnum + i,
+ regcache_raw_supply (regcache, tdep->ppc_ev0_upper_regnum + i,
&evrregs.evr[i]);
}
else if (tdep->ppc_ev0_upper_regnum <= regno
&& regno < tdep->ppc_ev0_upper_regnum + ppc_num_gprs)
- regcache_raw_supply (current_regcache, regno,
+ regcache_raw_supply (regcache, regno,
&evrregs.evr[regno - tdep->ppc_ev0_upper_regnum]);
if (regno == -1
|| regno == tdep->ppc_acc_regnum)
- regcache_raw_supply (current_regcache, tdep->ppc_acc_regnum, &evrregs.acc);
+ regcache_raw_supply (regcache, tdep->ppc_acc_regnum, &evrregs.acc);
if (regno == -1
|| regno == tdep->ppc_spefscr_regnum)
- regcache_raw_supply (current_regcache, tdep->ppc_spefscr_regnum,
+ regcache_raw_supply (regcache, tdep->ppc_spefscr_regnum,
&evrregs.spefscr);
}
static void
-fetch_register (int tid, int regno)
+fetch_register (struct regcache *regcache, int tid, int regno)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
/* This isn't really an address. But ptrace thinks of it as one. */
register. */
if (have_ptrace_getvrregs)
{
- fetch_altivec_register (tid, regno);
+ fetch_altivec_register (regcache, tid, regno);
return;
}
/* If we have discovered that there is no ptrace support for
}
else if (spe_register_p (regno))
{
- fetch_spe_register (tid, regno);
+ fetch_spe_register (regcache, tid, regno);
return;
}
if (regaddr == -1)
{
memset (buf, '\0', register_size (current_gdbarch, regno)); /* Supply zeroes */
- regcache_raw_supply (current_regcache, regno, buf);
+ regcache_raw_supply (regcache, regno, buf);
return;
}
{
/* Little-endian values are always found at the left end of the
bytes transferred. */
- regcache_raw_supply (current_regcache, regno, buf);
+ regcache_raw_supply (regcache, regno, buf);
}
else if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
{
transferred. */
size_t padding = (bytes_transferred
- register_size (current_gdbarch, regno));
- regcache_raw_supply (current_regcache, regno, buf + padding);
+ regcache_raw_supply (regcache, regno, buf + padding);
}
else
internal_error (__FILE__, __LINE__,
}
static void
-supply_vrregset (gdb_vrregset_t *vrregsetp)
+supply_vrregset (struct regcache *regcache, gdb_vrregset_t *vrregsetp)
{
int i;
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
occupies a whole vector, while VRSAVE occupies a full 4 bytes
slot. */
if (i == (num_of_vrregs - 2))
- regcache_raw_supply (current_regcache, tdep->ppc_vr0_regnum + i,
+ regcache_raw_supply (regcache, tdep->ppc_vr0_regnum + i,
*vrregsetp + i * vrregsize + offset);
else
- regcache_raw_supply (current_regcache, tdep->ppc_vr0_regnum + i,
+ regcache_raw_supply (regcache, tdep->ppc_vr0_regnum + i,
*vrregsetp + i * vrregsize);
}
}
static void
-fetch_altivec_registers (int tid)
+fetch_altivec_registers (struct regcache *regcache, int tid)
{
int ret;
gdb_vrregset_t regs;
}
perror_with_name (_("Unable to fetch AltiVec registers"));
}
- supply_vrregset (®s);
+ supply_vrregset (regcache, ®s);
}
static void
-fetch_ppc_registers (int tid)
+fetch_ppc_registers (struct regcache *regcache, int tid)
{
int i;
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
for (i = 0; i < ppc_num_gprs; i++)
- fetch_register (tid, tdep->ppc_gp0_regnum + i);
+ fetch_register (regcache, tid, tdep->ppc_gp0_regnum + i);
if (tdep->ppc_fp0_regnum >= 0)
for (i = 0; i < ppc_num_fprs; i++)
- fetch_register (tid, tdep->ppc_fp0_regnum + i);
- fetch_register (tid, PC_REGNUM);
+ fetch_register (regcache, tid, tdep->ppc_fp0_regnum + i);
+ fetch_register (regcache, tid, PC_REGNUM);
if (tdep->ppc_ps_regnum != -1)
- fetch_register (tid, tdep->ppc_ps_regnum);
+ fetch_register (regcache, tid, tdep->ppc_ps_regnum);
if (tdep->ppc_cr_regnum != -1)
- fetch_register (tid, tdep->ppc_cr_regnum);
+ fetch_register (regcache, tid, tdep->ppc_cr_regnum);
if (tdep->ppc_lr_regnum != -1)
- fetch_register (tid, tdep->ppc_lr_regnum);
+ fetch_register (regcache, tid, tdep->ppc_lr_regnum);
if (tdep->ppc_ctr_regnum != -1)
- fetch_register (tid, tdep->ppc_ctr_regnum);
+ fetch_register (regcache, tid, tdep->ppc_ctr_regnum);
if (tdep->ppc_xer_regnum != -1)
- fetch_register (tid, tdep->ppc_xer_regnum);
+ fetch_register (regcache, tid, tdep->ppc_xer_regnum);
if (tdep->ppc_mq_regnum != -1)
- fetch_register (tid, tdep->ppc_mq_regnum);
+ fetch_register (regcache, tid, tdep->ppc_mq_regnum);
if (tdep->ppc_fpscr_regnum != -1)
- fetch_register (tid, tdep->ppc_fpscr_regnum);
+ fetch_register (regcache, tid, tdep->ppc_fpscr_regnum);
if (have_ptrace_getvrregs)
if (tdep->ppc_vr0_regnum != -1 && tdep->ppc_vrsave_regnum != -1)
- fetch_altivec_registers (tid);
+ fetch_altivec_registers (regcache, tid);
if (tdep->ppc_ev0_upper_regnum >= 0)
- fetch_spe_register (tid, -1);
+ fetch_spe_register (regcache, tid, -1);
}
/* Fetch registers from the child process. Fetch all registers if
regno == -1, otherwise fetch all general registers or all floating
point registers depending upon the value of regno. */
static void
-ppc_linux_fetch_inferior_registers (int regno)
+ppc_linux_fetch_inferior_registers (struct regcache *regcache, int regno)
{
/* Overload thread id onto process id */
int tid = TIDGET (inferior_ptid);
tid = PIDGET (inferior_ptid);
if (regno == -1)
- fetch_ppc_registers (tid);
+ fetch_ppc_registers (regcache, tid);
else
- fetch_register (tid, regno);
+ fetch_register (regcache, tid, regno);
}
/* Store one register. */
static void
-store_altivec_register (int tid, int regno)
+store_altivec_register (const struct regcache *regcache, int tid, int regno)
{
int ret;
int offset = 0;
if (regno == (tdep->ppc_vrsave_regnum - 1))
offset = vrregsize - register_size (current_gdbarch, tdep->ppc_vrsave_regnum);
- regcache_raw_collect (current_regcache, regno,
+ regcache_raw_collect (regcache, regno,
regs + (regno - tdep->ppc_vr0_regnum) * vrregsize + offset);
ret = ptrace (PTRACE_SETVRREGS, tid, 0, ®s);
If REGNO is -1, write the values of all the SPE-specific
registers. */
static void
-store_spe_register (int tid, int regno)
+store_spe_register (const struct regcache *regcache, int tid, int regno)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
struct gdb_evrregset_t evrregs;
int i;
for (i = 0; i < ppc_num_gprs; i++)
- regcache_raw_collect (current_regcache,
+ regcache_raw_collect (regcache,
tdep->ppc_ev0_upper_regnum + i,
&evrregs.evr[i]);
}
else if (tdep->ppc_ev0_upper_regnum <= regno
&& regno < tdep->ppc_ev0_upper_regnum + ppc_num_gprs)
- regcache_raw_collect (current_regcache, regno,
+ regcache_raw_collect (regcache, regno,
&evrregs.evr[regno - tdep->ppc_ev0_upper_regnum]);
if (regno == -1
|| regno == tdep->ppc_acc_regnum)
- regcache_raw_collect (current_regcache,
+ regcache_raw_collect (regcache,
tdep->ppc_acc_regnum,
&evrregs.acc);
if (regno == -1
|| regno == tdep->ppc_spefscr_regnum)
- regcache_raw_collect (current_regcache,
+ regcache_raw_collect (regcache,
tdep->ppc_spefscr_regnum,
&evrregs.spefscr);
}
static void
-store_register (int tid, int regno)
+store_register (const struct regcache *regcache, int tid, int regno)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
/* This isn't really an address. But ptrace thinks of it as one. */
if (altivec_register_p (regno))
{
- store_altivec_register (tid, regno);
+ store_altivec_register (regcache, tid, regno);
return;
}
else if (spe_register_p (regno))
{
- store_spe_register (tid, regno);
+ store_spe_register (regcache, tid, regno);
return;
}
if (TARGET_BYTE_ORDER == BFD_ENDIAN_LITTLE)
{
/* Little-endian values always sit at the left end of the buffer. */
- regcache_raw_collect (current_regcache, regno, buf);
+ regcache_raw_collect (regcache, regno, buf);
}
else if (TARGET_BYTE_ORDER == BFD_ENDIAN_BIG)
{
/* Big-endian values sit at the right end of the buffer. */
size_t padding = (bytes_to_transfer
- register_size (current_gdbarch, regno));
- regcache_raw_collect (current_regcache, regno, buf + padding);
+ regcache_raw_collect (regcache, regno, buf + padding);
}
for (i = 0; i < bytes_to_transfer; i += sizeof (long))
}
static void
-fill_vrregset (gdb_vrregset_t *vrregsetp)
+fill_vrregset (const struct regcache *regcache, gdb_vrregset_t *vrregsetp)
{
int i;
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
/* The last 2 registers of this set are only 32 bit long, not
128, but only VSCR is fetched as a 16 bytes quantity. */
if (i == (num_of_vrregs - 2))
- regcache_raw_collect (current_regcache, tdep->ppc_vr0_regnum + i,
+ regcache_raw_collect (regcache, tdep->ppc_vr0_regnum + i,
*vrregsetp + i * vrregsize + offset);
else
- regcache_raw_collect (current_regcache, tdep->ppc_vr0_regnum + i,
+ regcache_raw_collect (regcache, tdep->ppc_vr0_regnum + i,
*vrregsetp + i * vrregsize);
}
}
static void
-store_altivec_registers (int tid)
+store_altivec_registers (const struct regcache *regcache, int tid)
{
int ret;
gdb_vrregset_t regs;
perror_with_name (_("Couldn't get AltiVec registers"));
}
- fill_vrregset (®s);
+ fill_vrregset (regcache, ®s);
if (ptrace (PTRACE_SETVRREGS, tid, 0, ®s) < 0)
perror_with_name (_("Couldn't write AltiVec registers"));
}
static void
-store_ppc_registers (int tid)
+store_ppc_registers (const struct regcache *regcache, int tid)
{
int i;
struct gdbarch_tdep *tdep = gdbarch_tdep (current_gdbarch);
for (i = 0; i < ppc_num_gprs; i++)
- store_register (tid, tdep->ppc_gp0_regnum + i);
+ store_register (regcache, tid, tdep->ppc_gp0_regnum + i);
if (tdep->ppc_fp0_regnum >= 0)
for (i = 0; i < ppc_num_fprs; i++)
- store_register (tid, tdep->ppc_fp0_regnum + i);
- store_register (tid, PC_REGNUM);
+ store_register (regcache, tid, tdep->ppc_fp0_regnum + i);
+ store_register (regcache, tid, PC_REGNUM);
if (tdep->ppc_ps_regnum != -1)
- store_register (tid, tdep->ppc_ps_regnum);
+ store_register (regcache, tid, tdep->ppc_ps_regnum);
if (tdep->ppc_cr_regnum != -1)
- store_register (tid, tdep->ppc_cr_regnum);
+ store_register (regcache, tid, tdep->ppc_cr_regnum);
if (tdep->ppc_lr_regnum != -1)
- store_register (tid, tdep->ppc_lr_regnum);
+ store_register (regcache, tid, tdep->ppc_lr_regnum);
if (tdep->ppc_ctr_regnum != -1)
- store_register (tid, tdep->ppc_ctr_regnum);
+ store_register (regcache, tid, tdep->ppc_ctr_regnum);
if (tdep->ppc_xer_regnum != -1)
- store_register (tid, tdep->ppc_xer_regnum);
+ store_register (regcache, tid, tdep->ppc_xer_regnum);
if (tdep->ppc_mq_regnum != -1)
- store_register (tid, tdep->ppc_mq_regnum);
+ store_register (regcache, tid, tdep->ppc_mq_regnum);
if (tdep->ppc_fpscr_regnum != -1)
- store_register (tid, tdep->ppc_fpscr_regnum);
+ store_register (regcache, tid, tdep->ppc_fpscr_regnum);
if (have_ptrace_getvrregs)
if (tdep->ppc_vr0_regnum != -1 && tdep->ppc_vrsave_regnum != -1)
- store_altivec_registers (tid);
+ store_altivec_registers (regcache, tid);
if (tdep->ppc_ev0_upper_regnum >= 0)
- store_spe_register (tid, -1);
+ store_spe_register (regcache, tid, -1);
}
static int
}
static void
-ppc_linux_store_inferior_registers (int regno)
+ppc_linux_store_inferior_registers (struct regcache *regcache, int regno)
{
/* Overload thread id onto process id */
int tid = TIDGET (inferior_ptid);
tid = PIDGET (inferior_ptid);
if (regno >= 0)
- store_register (tid, regno);
+ store_register (regcache, tid, regno);
else
- store_ppc_registers (tid);
+ store_ppc_registers (regcache, tid);
}
void
regcache_raw_collect (regcache, tdep->ppc_xer_regnum,
regp + PT_XER);
if ((regno == -1) || regno == tdep->ppc_ctr_regnum)
- right_fill_reg (tdep->ppc_ctr_regnum, regp + PT_CTR);
+ right_fill_reg (regcache, tdep->ppc_ctr_regnum, regp + PT_CTR);
#ifdef PT_MQ
if (((regno == -1) || regno == tdep->ppc_mq_regnum)
&& (tdep->ppc_mq_regnum != -1))
fpp + 8 * regi);
}
if (regno == -1 || regno == tdep->ppc_fpscr_regnum)
- right_fill_reg (tdep->ppc_fpscr_regnum, (fpp + 8 * 32));
+ right_fill_reg (regcache, tdep->ppc_fpscr_regnum, (fpp + 8 * 32));
}
}