Remove some explicit memory management from dwarf2read.c

[deliverable/binutils-gdb.git] / gdb / gdbserver / tracepoint.h

diff --git a/gdb/gdbserver/tracepoint.h b/gdb/gdbserver/tracepoint.h
index e30f4f70be17a612177e2bf65fb968c3208560d3..a56e8bf5131ea05f3aed40887bd9eebecaf91990 100644 (file)
--- a/gdb/gdbserver/tracepoint.h
+++ b/gdb/gdbserver/tracepoint.h
@@ -1,5 +1,5 @@
 /* Tracepoint code for remote server for GDB.
-   Copyright (C) 1993-2016 Free Software Foundation, Inc.
+   Copyright (C) 1993-2020 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -16,8 +16,8 @@
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-#ifndef TRACEPOINT_H
-#define TRACEPOINT_H
+#ifndef GDBSERVER_TRACEPOINT_H
+#define GDBSERVER_TRACEPOINT_H
 
 /* Size for a small buffer to report problems from the in-process
    agent back to GDBserver.  */
@@ -83,8 +83,6 @@ int tracepoint_was_hit (struct thread_info *tinfo, CORE_ADDR stop_pc);
 
 void release_while_stepping_state_list (struct thread_info *tinfo);
 
-extern int current_traceframe;
-
 int in_readonly_region (CORE_ADDR addr, ULONGEST length);
 int traceframe_read_mem (int tfnum, CORE_ADDR addr,
                         unsigned char *buf, ULONGEST length,
@@ -115,9 +113,25 @@ struct fast_tpoint_collect_status
   CORE_ADDR adjusted_insn_addr_end;
 };
 
-int fast_tracepoint_collecting (CORE_ADDR thread_area,
-                               CORE_ADDR stop_pc,
-                               struct fast_tpoint_collect_status *status);
+/* The possible states a thread can be in, related to the collection of fast
+   tracepoint.  */
+
+enum class fast_tpoint_collect_result
+{
+  /* Not collecting a fast tracepoint.  */
+  not_collecting,
+
+  /* In the jump pad, but before the relocated instruction.  */
+  before_insn,
+
+  /* In the jump pad, but at (or after) the relocated instruction.  */
+  at_insn,
+};
+
+fast_tpoint_collect_result fast_tracepoint_collecting
+  (CORE_ADDR thread_area, CORE_ADDR stop_pc,
+   struct fast_tpoint_collect_status *status);
+
 void force_unlock_trace_buffer (void);
 
 int handle_tracepoint_bkpts (struct thread_info *tinfo, CORE_ADDR stop_pc);
@@ -132,6 +146,10 @@ void supply_static_tracepoint_registers (struct regcache *regcache,
                                         CORE_ADDR pc);
 void set_trampoline_buffer_space (CORE_ADDR begin, CORE_ADDR end,
                                  char *errmsg);
+void *alloc_jump_pad_buffer (size_t size);
+#ifndef HAVE_GETAUXVAL
+unsigned long getauxval (unsigned long type);
+#endif
 #else
 void stop_tracing (void);
 
@@ -163,8 +181,7 @@ int agent_mem_read_string (struct eval_agent_expr_context *ctx,
 
 /* The prototype the get_raw_reg function in the IPA.  Each arch's
    bytecode compiler emits calls to this function.  */
-IP_AGENT_EXPORT_FUNC ULONGEST gdb_agent_get_raw_reg
-  (const unsigned char *raw_regs, int regnum);
+ULONGEST get_raw_reg (const unsigned char *raw_regs, int regnum);
 
 /* Returns the address of the get_raw_reg function in the IPA.  */
 CORE_ADDR get_raw_reg_func_addr (void);
@@ -175,4 +192,4 @@ CORE_ADDR get_get_tsv_func_addr (void);
    function in the IPA.  */
 CORE_ADDR get_set_tsv_func_addr (void);
 
-#endif /* TRACEPOINT_H */
+#endif /* GDBSERVER_TRACEPOINT_H */