/* <proc_service.h> implementation.
- Copyright (C) 1999-2017 Free Software Foundation, Inc.
+ Copyright (C) 1999-2019 Free Software Foundation, Inc.
This file is part of GDB.
#include "gdbcore.h"
#include "inferior.h"
+#include "gdbthread.h"
#include "symtab.h"
#include "target.h"
#include "regcache.h"
int ret;
CORE_ADDR core_addr = ps_addr_to_core_addr (addr);
- inferior_ptid = ph->ptid;
+ inferior_ptid = ph->thread->ptid;
if (write)
ret = target_write_memory (core_addr, buf, len);
ps_pglobal_lookup (struct ps_prochandle *ph, const char *obj,
const char *name, psaddr_t *sym_addr)
{
- struct inferior *inf = find_inferior_ptid (ph->ptid);
+ inferior *inf = ph->thread->inf;
scoped_restore_current_program_space restore_pspace;
return ps_xfer_memory (ph, addr, (gdb_byte *) buf, size, 1);
}
+/* Get a regcache for LWPID using its inferior's "main" architecture,
+ which is the register set libthread_db expects to be using. In
+ multi-arch debugging scenarios, the thread's architecture may
+ differ from the inferior's "main" architecture. E.g., in the Cell
+ combined debugger, if GDB happens to interrupt SPU code, the
+ thread's architecture is SPU, and the main architecture is
+ PowerPC. */
+
+static struct regcache *
+get_ps_regcache (struct ps_prochandle *ph, lwpid_t lwpid)
+{
+ inferior *inf = ph->thread->inf;
+ return get_thread_arch_regcache (ptid_t (inf->pid, lwpid), inf->gdbarch);
+}
+
/* Get the general registers of LWP LWPID within the target process PH
and store them in GREGSET. */
ps_err_e
ps_lgetregs (struct ps_prochandle *ph, lwpid_t lwpid, prgregset_t gregset)
{
- ptid_t ptid = ptid_build (ptid_get_pid (ph->ptid), lwpid, 0);
- struct regcache *regcache
- = get_thread_arch_regcache (ptid, target_gdbarch ());
+ struct regcache *regcache = get_ps_regcache (ph, lwpid);
target_fetch_registers (regcache, -1);
fill_gregset (regcache, (gdb_gregset_t *) gregset, -1);
ps_err_e
ps_lsetregs (struct ps_prochandle *ph, lwpid_t lwpid, const prgregset_t gregset)
{
- ptid_t ptid = ptid_build (ptid_get_pid (ph->ptid), lwpid, 0);
- struct regcache *regcache
- = get_thread_arch_regcache (ptid, target_gdbarch ());
+ struct regcache *regcache = get_ps_regcache (ph, lwpid);
supply_gregset (regcache, (const gdb_gregset_t *) gregset);
target_store_registers (regcache, -1);
process PH and store them in FPREGSET. */
ps_err_e
-ps_lgetfpregs (struct ps_prochandle *ph, lwpid_t lwpid, gdb_prfpregset_t *fpregset)
+ps_lgetfpregs (struct ps_prochandle *ph, lwpid_t lwpid,
+ prfpregset_t *fpregset)
{
- ptid_t ptid = ptid_build (ptid_get_pid (ph->ptid), lwpid, 0);
- struct regcache *regcache
- = get_thread_arch_regcache (ptid, target_gdbarch ());
+ struct regcache *regcache = get_ps_regcache (ph, lwpid);
target_fetch_registers (regcache, -1);
fill_fpregset (regcache, (gdb_fpregset_t *) fpregset, -1);
ps_err_e
ps_lsetfpregs (struct ps_prochandle *ph, lwpid_t lwpid,
- const gdb_prfpregset_t *fpregset)
+ const prfpregset_t *fpregset)
{
- ptid_t ptid = ptid_build (ptid_get_pid (ph->ptid), lwpid, 0);
- struct regcache *regcache
- = get_thread_arch_regcache (ptid, target_gdbarch ());
+ struct regcache *regcache = get_ps_regcache (ph, lwpid);
supply_fpregset (regcache, (const gdb_fpregset_t *) fpregset);
target_store_registers (regcache, -1);
pid_t
ps_getpid (struct ps_prochandle *ph)
{
- return ptid_get_pid (ph->ptid);
+ return ph->thread->ptid.pid ();
}
void