- struct regs inferior_registers;
- struct fp_status inferior_fp_registers;
- int i;
-
- /* We should never be called with deferred stores, because a prerequisite
- for writing regs is to have fetched them all (PREPARE_TO_STORE), sigh. */
- if (deferred_stores)
- internal_error (__FILE__, __LINE__, "failed internal consistency check");
-
- DO_DEFERRED_STORES;
-
- /* Global and Out regs are fetched directly, as well as the control
- registers. If we're getting one of the in or local regs,
- and the stack pointer has not yet been fetched,
- we have to do that first, since they're found in memory relative
- to the stack pointer. */
- if (regno < O7_REGNUM /* including -1 */
- || regno >= Y_REGNUM
- || (!register_valid[SP_REGNUM] && regno < I7_REGNUM))
- {
- if (0 != ptrace (PTRACE_GETREGS, PIDGET (inferior_ptid),
- (PTRACE_ARG3_TYPE) & inferior_registers, 0))
- perror ("ptrace_getregs");
-
- registers[REGISTER_BYTE (0)] = 0;
- memcpy (®isters[REGISTER_BYTE (1)], &inferior_registers.r_g1,
- 15 * REGISTER_RAW_SIZE (G0_REGNUM));
- *(int *) ®isters[REGISTER_BYTE (PS_REGNUM)] = inferior_registers.r_ps;
- *(int *) ®isters[REGISTER_BYTE (PC_REGNUM)] = inferior_registers.r_pc;
- *(int *) ®isters[REGISTER_BYTE (NPC_REGNUM)] = inferior_registers.r_npc;
- *(int *) ®isters[REGISTER_BYTE (Y_REGNUM)] = inferior_registers.r_y;
-
- for (i = G0_REGNUM; i <= O7_REGNUM; i++)
- register_valid[i] = 1;
- register_valid[Y_REGNUM] = 1;
- register_valid[PS_REGNUM] = 1;
- register_valid[PC_REGNUM] = 1;
- register_valid[NPC_REGNUM] = 1;
- /* If we don't set these valid, read_register_bytes() rereads
- all the regs every time it is called! FIXME. */
- register_valid[WIM_REGNUM] = 1; /* Not true yet, FIXME */
- register_valid[TBR_REGNUM] = 1; /* Not true yet, FIXME */
- register_valid[CPS_REGNUM] = 1; /* Not true yet, FIXME */
- }
+#ifdef __NetBSD__
+ /* Support for NetBSD threads: unlike other ptrace implementations in this
+ file, NetBSD requires that we pass both the pid and lwp. */
+ return ptrace (request, ptid.pid (), addr, ptid.lwp ());
+#else
+ pid_t pid = get_ptrace_pid (ptid);
+ return ptrace (request, pid, addr, 0);
+#endif
+}