/* GNU/Linux on ARM native support.
- Copyright (C) 1999-2016 Free Software Foundation, Inc.
+ Copyright (C) 1999-2018 Free Software Foundation, Inc.
This file is part of GDB.
#include "linux-nat.h"
#include "target-descriptions.h"
#include "auxv.h"
-#include "observer.h"
+#include "observable.h"
#include "gdbthread.h"
#include "arm-tdep.h"
gdb_byte fp[ARM_LINUX_SIZEOF_NWFPE];
/* Get the thread id for the ptrace call. */
- tid = ptid_get_lwp (inferior_ptid);
+ tid = ptid_get_lwp (regcache_get_ptid (regcache));
/* Read the floating point state. */
if (have_ptrace_getregset == TRIBOOL_TRUE)
ret = ptrace (PT_GETFPREGS, tid, 0, fp);
if (ret < 0)
- {
- warning (_("Unable to fetch the floating point registers."));
- return;
- }
+ perror_with_name (_("Unable to fetch the floating point registers."));
/* Fetch fpsr. */
regcache_raw_supply (regcache, ARM_FPS_REGNUM,
gdb_byte fp[ARM_LINUX_SIZEOF_NWFPE];
/* Get the thread id for the ptrace call. */
- tid = ptid_get_lwp (inferior_ptid);
+ tid = ptid_get_lwp (regcache_get_ptid (regcache));
/* Read the floating point state. */
if (have_ptrace_getregset == TRIBOOL_TRUE)
ret = ptrace (PT_GETFPREGS, tid, 0, fp);
if (ret < 0)
- {
- warning (_("Unable to fetch the floating point registers."));
- return;
- }
+ perror_with_name (_("Unable to fetch the floating point registers."));
/* Store fpsr. */
if (REG_VALID == regcache_register_status (regcache, ARM_FPS_REGNUM))
ret = ptrace (PTRACE_SETFPREGS, tid, 0, fp);
if (ret < 0)
- {
- warning (_("Unable to store floating point registers."));
- return;
- }
+ perror_with_name (_("Unable to store floating point registers."));
}
/* Fetch all general registers of the process and store into
elf_gregset_t regs;
/* Get the thread id for the ptrace call. */
- tid = ptid_get_lwp (inferior_ptid);
+ tid = ptid_get_lwp (regcache_get_ptid (regcache));
if (have_ptrace_getregset == TRIBOOL_TRUE)
{
ret = ptrace (PTRACE_GETREGS, tid, 0, ®s);
if (ret < 0)
- {
- warning (_("Unable to fetch general registers."));
- return;
- }
+ perror_with_name (_("Unable to fetch general registers."));
aarch32_gp_regcache_supply (regcache, (uint32_t *) regs, arm_apcs_32);
}
elf_gregset_t regs;
/* Get the thread id for the ptrace call. */
- tid = ptid_get_lwp (inferior_ptid);
+ tid = ptid_get_lwp (regcache_get_ptid (regcache));
/* Fetch the general registers. */
if (have_ptrace_getregset == TRIBOOL_TRUE)
ret = ptrace (PTRACE_GETREGS, tid, 0, ®s);
if (ret < 0)
- {
- warning (_("Unable to fetch general registers."));
- return;
- }
+ perror_with_name (_("Unable to fetch general registers."));
aarch32_gp_regcache_collect (regcache, (uint32_t *) regs, arm_apcs_32);
ret = ptrace (PTRACE_SETREGS, tid, 0, ®s);
if (ret < 0)
- {
- warning (_("Unable to store general registers."));
- return;
- }
+ perror_with_name (_("Unable to store general registers."));
}
/* Fetch all WMMX registers of the process and store into
int ret, regno, tid;
/* Get the thread id for the ptrace call. */
- tid = ptid_get_lwp (inferior_ptid);
+ tid = ptid_get_lwp (regcache_get_ptid (regcache));
ret = ptrace (PTRACE_GETWMMXREGS, tid, 0, regbuf);
if (ret < 0)
- {
- warning (_("Unable to fetch WMMX registers."));
- return;
- }
+ perror_with_name (_("Unable to fetch WMMX registers."));
for (regno = 0; regno < 16; regno++)
regcache_raw_supply (regcache, regno + ARM_WR0_REGNUM,
int ret, regno, tid;
/* Get the thread id for the ptrace call. */
- tid = ptid_get_lwp (inferior_ptid);
+ tid = ptid_get_lwp (regcache_get_ptid (regcache));
ret = ptrace (PTRACE_GETWMMXREGS, tid, 0, regbuf);
if (ret < 0)
- {
- warning (_("Unable to fetch WMMX registers."));
- return;
- }
+ perror_with_name (_("Unable to fetch WMMX registers."));
for (regno = 0; regno < 16; regno++)
if (REG_VALID == regcache_register_status (regcache,
ret = ptrace (PTRACE_SETWMMXREGS, tid, 0, regbuf);
if (ret < 0)
- {
- warning (_("Unable to store WMMX registers."));
- return;
- }
+ perror_with_name (_("Unable to store WMMX registers."));
}
static void
{
gdb_byte regbuf[VFP_REGS_SIZE];
int ret, regno, tid;
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Get the thread id for the ptrace call. */
- tid = ptid_get_lwp (inferior_ptid);
+ tid = ptid_get_lwp (regcache_get_ptid (regcache));
if (have_ptrace_getregset == TRIBOOL_TRUE)
{
ret = ptrace (PTRACE_GETVFPREGS, tid, 0, regbuf);
if (ret < 0)
- {
- warning (_("Unable to fetch VFP registers."));
- return;
- }
+ perror_with_name (_("Unable to fetch VFP registers."));
aarch32_vfp_regcache_supply (regcache, regbuf,
tdep->vfp_register_count);
{
gdb_byte regbuf[VFP_REGS_SIZE];
int ret, regno, tid;
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
/* Get the thread id for the ptrace call. */
- tid = ptid_get_lwp (inferior_ptid);
+ tid = ptid_get_lwp (regcache_get_ptid (regcache));
if (have_ptrace_getregset == TRIBOOL_TRUE)
{
ret = ptrace (PTRACE_GETVFPREGS, tid, 0, regbuf);
if (ret < 0)
- {
- warning (_("Unable to fetch VFP registers (for update)."));
- return;
- }
+ perror_with_name (_("Unable to fetch VFP registers (for update)."));
aarch32_vfp_regcache_collect (regcache, regbuf,
tdep->vfp_register_count);
ret = ptrace (PTRACE_SETVFPREGS, tid, 0, regbuf);
if (ret < 0)
- {
- warning (_("Unable to store VFP registers."));
- return;
- }
+ perror_with_name (_("Unable to store VFP registers."));
}
/* Fetch registers from the child process. Fetch all registers if
arm_linux_fetch_inferior_registers (struct target_ops *ops,
struct regcache *regcache, int regno)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
if (-1 == regno)
{
fetch_regs (regcache);
- fetch_fpregs (regcache);
if (tdep->have_wmmx_registers)
fetch_wmmx_regs (regcache);
if (tdep->vfp_register_count > 0)
fetch_vfp_regs (regcache);
+ if (tdep->have_fpa_registers)
+ fetch_fpregs (regcache);
}
- else
+ else
{
if (regno < ARM_F0_REGNUM || regno == ARM_PS_REGNUM)
fetch_regs (regcache);
fetch_wmmx_regs (regcache);
else if (tdep->vfp_register_count > 0
&& regno >= ARM_D0_REGNUM
- && regno <= ARM_D0_REGNUM + tdep->vfp_register_count)
+ && (regno < ARM_D0_REGNUM + tdep->vfp_register_count
+ || regno == ARM_FPSCR_REGNUM))
fetch_vfp_regs (regcache);
}
}
arm_linux_store_inferior_registers (struct target_ops *ops,
struct regcache *regcache, int regno)
{
- struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ struct gdbarch *gdbarch = regcache->arch ();
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
if (-1 == regno)
{
store_regs (regcache);
- store_fpregs (regcache);
if (tdep->have_wmmx_registers)
store_wmmx_regs (regcache);
if (tdep->vfp_register_count > 0)
store_vfp_regs (regcache);
+ if (tdep->have_fpa_registers)
+ store_fpregs (regcache);
}
else
{
store_wmmx_regs (regcache);
else if (tdep->vfp_register_count > 0
&& regno >= ARM_D0_REGNUM
- && regno <= ARM_D0_REGNUM + tdep->vfp_register_count)
+ && (regno < ARM_D0_REGNUM + tdep->vfp_register_count
+ || regno == ARM_FPSCR_REGNUM))
store_vfp_regs (regcache);
}
}
/* Fetch the thread-local storage pointer for libthread_db. */
ps_err_e
-ps_get_thread_area (const struct ps_prochandle *ph,
+ps_get_thread_area (struct ps_prochandle *ph,
lwpid_t lwpid, int idx, void **base)
{
if (ptrace (PTRACE_GET_THREAD_AREA, lwpid, NULL, base) != 0)
lp->arch_private = info;
}
+/* Function to call when a thread is being deleted. */
+
+static void
+arm_linux_delete_thread (struct arch_lwp_info *arch_lwp)
+{
+ xfree (arch_lwp);
+}
+
/* Called when resuming a thread.
The hardware debug registers are updated when there is any change. */
*child_state = *parent_state;
}
-void _initialize_arm_linux_nat (void);
-
void
_initialize_arm_linux_nat (void)
{
/* Handle thread creation and exit. */
linux_nat_set_new_thread (t, arm_linux_new_thread);
+ linux_nat_set_delete_thread (t, arm_linux_delete_thread);
linux_nat_set_prepare_to_resume (t, arm_linux_prepare_to_resume);
/* Handle process creation and exit. */