Decode properly flags of %ccr register on sparc64.
[deliverable/binutils-gdb.git] / gdb / sol-thread.c
index 9993dff6c2bf529813c5f7b6c6806f40d6d1b938..efb3bd0b218fdba2c468a0e3952ac109866065a6 100644 (file)
@@ -1,6 +1,6 @@
 /* Solaris threads debugging interface.
 
-   Copyright (C) 1996-2014 Free Software Foundation, Inc.
+   Copyright (C) 1996-2017 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -98,56 +98,82 @@ static void init_sol_thread_ops (void);
 /* Default definitions: These must be defined in tm.h if they are to
    be shared with a process module such as procfs.  */
 
+/* Types of the libthread_db functions.  */
+
+typedef void (td_log_ftype)(const int on_off);
+typedef td_err_e (td_ta_new_ftype)(const struct ps_prochandle *ph_p,
+                                  td_thragent_t **ta_pp);
+typedef td_err_e (td_ta_delete_ftype)(td_thragent_t *ta_p);
+typedef td_err_e (td_init_ftype)(void);
+typedef td_err_e (td_ta_get_ph_ftype)(const td_thragent_t *ta_p,
+                                     struct ps_prochandle **ph_pp);
+typedef td_err_e (td_ta_get_nthreads_ftype)(const td_thragent_t *ta_p,
+                                           int *nthread_p);
+typedef td_err_e (td_ta_tsd_iter_ftype)(const td_thragent_t *ta_p,
+                                       td_key_iter_f *cb, void *cbdata_p);
+typedef td_err_e (td_ta_thr_iter_ftype)(const td_thragent_t *ta_p,
+                                       td_thr_iter_f *cb, void *cbdata_p,
+                                       td_thr_state_e state, int ti_pri,
+                                       sigset_t *ti_sigmask_p,
+                                       unsigned ti_user_flags);
+typedef td_err_e (td_thr_validate_ftype)(const td_thrhandle_t *th_p);
+typedef td_err_e (td_thr_tsd_ftype)(const td_thrhandle_t * th_p,
+                                   const thread_key_t key, void **data_pp);
+typedef td_err_e (td_thr_get_info_ftype)(const td_thrhandle_t *th_p,
+                                        td_thrinfo_t *ti_p);
+typedef td_err_e (td_thr_getfpregs_ftype)(const td_thrhandle_t *th_p,
+                                         prfpregset_t *fpregset);
+typedef td_err_e (td_thr_getxregsize_ftype)(const td_thrhandle_t *th_p,
+                                           int *xregsize);
+typedef td_err_e (td_thr_getxregs_ftype)(const td_thrhandle_t *th_p,
+                                        const caddr_t xregset);
+typedef td_err_e (td_thr_sigsetmask_ftype)(const td_thrhandle_t *th_p,
+                                          const sigset_t ti_sigmask);
+typedef td_err_e (td_thr_setprio_ftype)(const td_thrhandle_t *th_p,
+                                       const int ti_pri);
+typedef td_err_e (td_thr_setsigpending_ftype)(const td_thrhandle_t *th_p,
+                                             const uchar_t ti_pending_flag,
+                                             const sigset_t ti_pending);
+typedef td_err_e (td_thr_setfpregs_ftype)(const td_thrhandle_t *th_p,
+                                         const prfpregset_t *fpregset);
+typedef td_err_e (td_thr_setxregs_ftype)(const td_thrhandle_t *th_p,
+                                        const caddr_t xregset);
+typedef td_err_e (td_ta_map_id2thr_ftype)(const td_thragent_t *ta_p,
+                                         thread_t tid,
+                                         td_thrhandle_t *th_p);
+typedef td_err_e (td_ta_map_lwp2thr_ftype)(const td_thragent_t *ta_p,
+                                          lwpid_t lwpid,
+                                          td_thrhandle_t *th_p);
+typedef td_err_e (td_thr_getgregs_ftype)(const td_thrhandle_t *th_p,
+                                        prgregset_t regset);
+typedef td_err_e (td_thr_setgregs_ftype)(const td_thrhandle_t *th_p,
+                                        const prgregset_t regset);
+
 /* Pointers to routines from libthread_db resolved by dlopen().  */
 
-static void (*p_td_log)(const int on_off);
-static td_err_e (*p_td_ta_new)(const struct ps_prochandle *ph_p,
-                              td_thragent_t **ta_pp);
-static td_err_e (*p_td_ta_delete)(td_thragent_t *ta_p);
-static td_err_e (*p_td_init)(void);
-static td_err_e (*p_td_ta_get_ph)(const td_thragent_t *ta_p,
-                                 struct ps_prochandle **ph_pp);
-static td_err_e (*p_td_ta_get_nthreads)(const td_thragent_t *ta_p,
-                                       int *nthread_p);
-static td_err_e (*p_td_ta_tsd_iter)(const td_thragent_t *ta_p,
-                                   td_key_iter_f *cb, void *cbdata_p);
-static td_err_e (*p_td_ta_thr_iter)(const td_thragent_t *ta_p,
-                                   td_thr_iter_f *cb, void *cbdata_p,
-                                   td_thr_state_e state, int ti_pri,
-                                   sigset_t *ti_sigmask_p,
-                                   unsigned ti_user_flags);
-static td_err_e (*p_td_thr_validate)(const td_thrhandle_t *th_p);
-static td_err_e (*p_td_thr_tsd)(const td_thrhandle_t * th_p,
-                               const thread_key_t key, void **data_pp);
-static td_err_e (*p_td_thr_get_info)(const td_thrhandle_t *th_p,
-                                    td_thrinfo_t *ti_p);
-static td_err_e (*p_td_thr_getfpregs)(const td_thrhandle_t *th_p,
-                                     prfpregset_t *fpregset);
-static td_err_e (*p_td_thr_getxregsize)(const td_thrhandle_t *th_p,
-                                       int *xregsize);
-static td_err_e (*p_td_thr_getxregs)(const td_thrhandle_t *th_p,
-                                    const caddr_t xregset);
-static td_err_e (*p_td_thr_sigsetmask)(const td_thrhandle_t *th_p,
-                                      const sigset_t ti_sigmask);
-static td_err_e (*p_td_thr_setprio)(const td_thrhandle_t *th_p,
-                                   const int ti_pri);
-static td_err_e (*p_td_thr_setsigpending)(const td_thrhandle_t *th_p,
-                                         const uchar_t ti_pending_flag,
-                                         const sigset_t ti_pending);
-static td_err_e (*p_td_thr_setfpregs)(const td_thrhandle_t *th_p,
-                                     const prfpregset_t *fpregset);
-static td_err_e (*p_td_thr_setxregs)(const td_thrhandle_t *th_p,
-                                    const caddr_t xregset);
-static td_err_e (*p_td_ta_map_id2thr)(const td_thragent_t *ta_p,
-                                     thread_t tid,
-                                     td_thrhandle_t *th_p);
-static td_err_e (*p_td_ta_map_lwp2thr)(const td_thragent_t *ta_p,
-                                      lwpid_t lwpid,
-                                      td_thrhandle_t *th_p);
-static td_err_e (*p_td_thr_getgregs)(const td_thrhandle_t *th_p,
-                                    prgregset_t regset);
-static td_err_e (*p_td_thr_setgregs)(const td_thrhandle_t *th_p,
-                                    const prgregset_t regset);
+static td_log_ftype *p_td_log;
+static td_ta_new_ftype *p_td_ta_new;
+static td_ta_delete_ftype *p_td_ta_delete;
+static td_init_ftype *p_td_init;
+static td_ta_get_ph_ftype *p_td_ta_get_ph;
+static td_ta_get_nthreads_ftype *p_td_ta_get_nthreads;
+static td_ta_tsd_iter_ftype *p_td_ta_tsd_iter;
+static td_ta_thr_iter_ftype *p_td_ta_thr_iter;
+static td_thr_validate_ftype *p_td_thr_validate;
+static td_thr_tsd_ftype *p_td_thr_tsd;
+static td_thr_get_info_ftype *p_td_thr_get_info;
+static td_thr_getfpregs_ftype *p_td_thr_getfpregs;
+static td_thr_getxregsize_ftype *p_td_thr_getxregsize;
+static td_thr_getxregs_ftype *p_td_thr_getxregs;
+static td_thr_sigsetmask_ftype *p_td_thr_sigsetmask;
+static td_thr_setprio_ftype *p_td_thr_setprio;
+static td_thr_setsigpending_ftype *p_td_thr_setsigpending;
+static td_thr_setfpregs_ftype *p_td_thr_setfpregs;
+static td_thr_setxregs_ftype *p_td_thr_setxregs;
+static td_ta_map_id2thr_ftype *p_td_ta_map_id2thr;
+static td_ta_map_lwp2thr_ftype *p_td_ta_map_lwp2thr;
+static td_thr_getgregs_ftype *p_td_thr_getgregs;
+static td_thr_setgregs_ftype *p_td_thr_setgregs;
 \f
 
 /* Return the libthread_db error string associated with ERRCODE.  If
@@ -436,16 +462,17 @@ sol_thread_fetch_registers (struct target_ops *ops,
   gdb_gregset_t *gregset_p = &gregset;
   gdb_fpregset_t *fpregset_p = &fpregset;
   struct target_ops *beneath = find_target_beneath (ops);
+  ptid_t ptid = regcache_get_ptid (regcache);
 
-  if (!ptid_tid_p (inferior_ptid))
+  if (!ptid_tid_p (ptid))
     {
       /* It's an LWP; pass the request on to the layer beneath.  */
       beneath->to_fetch_registers (beneath, regcache, regnum);
       return;
     }
 
-  /* Solaris thread: convert INFERIOR_PTID into a td_thrhandle_t.  */
-  thread = ptid_get_tid (inferior_ptid);
+  /* Solaris thread: convert PTID into a td_thrhandle_t.  */
+  thread = ptid_get_tid (ptid);
   if (thread == 0)
     error (_("sol_thread_fetch_registers: thread == 0"));
 
@@ -488,8 +515,9 @@ sol_thread_store_registers (struct target_ops *ops,
   td_err_e val;
   prgregset_t gregset;
   prfpregset_t fpregset;
+  ptid_t ptid = regcache_get_ptid (regcache);
 
-  if (!ptid_tid_p (inferior_ptid))
+  if (!ptid_tid_p (ptid))
     {
       struct target_ops *beneath = find_target_beneath (ops);
 
@@ -498,8 +526,8 @@ sol_thread_store_registers (struct target_ops *ops,
       return;
     }
 
-  /* Solaris thread: convert INFERIOR_PTID into a td_thrhandle_t.  */
-  thread = ptid_get_tid (inferior_ptid);
+  /* Solaris thread: convert PTID into a td_thrhandle_t.  */
+  thread = ptid_get_tid (ptid);
 
   val = p_td_ta_map_id2thr (main_ta, thread, &thandle);
   if (val != TD_OK)
@@ -818,7 +846,7 @@ ps_err_e
 ps_pdread (gdb_ps_prochandle_t ph, gdb_ps_addr_t addr,
           gdb_ps_read_buf_t buf, gdb_ps_size_t size)
 {
-  return rw_common (0, ph, addr, buf, size);
+  return rw_common (0, ph, addr, (gdb_byte *) buf, size);
 }
 
 /* Copies SIZE bytes from debugger memory .data segment to target process.  */
@@ -836,7 +864,7 @@ ps_err_e
 ps_ptread (gdb_ps_prochandle_t ph, gdb_ps_addr_t addr,
           gdb_ps_read_buf_t buf, gdb_ps_size_t size)
 {
-  return rw_common (0, ph, addr, buf, size);
+  return rw_common (0, ph, addr, (gdb_byte *) buf, size);
 }
 
 /* Copies SIZE bytes from debugger memory .text segment to target process.  */
@@ -1249,7 +1277,7 @@ _initialize_sol_thread (void)
     goto die;
 
 #define resolve(X) \
-  if (!(p_##X = dlsym (dlhandle, #X))) \
+  if (!(p_##X = (X ## _ftype *) dlsym (dlhandle, #X))) \
     goto die;
 
   resolve (td_log);
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