Merge branch 'egil/call-time-trace-patterns' into dev

* egil/call-time-trace-patterns:
  Fix ops.tab to include i_return_time_trace
  Let trace_call_time_SUITE scheduling test be more relaxed
  Add documentation for call time breakpoints
  Fix bp_hash_put to do hash value after rehash
  Extend trace_call_time_SUITE with bif-tests
  Fix assertion in trace_pattern for bifs
  Teach erlang:system_info/1 to list snifs
  Add bif tests to call time trace tests
  Teach call time trace patterns to include bifs
  Fix BeamInstr code array in export.h
  Add trace call_time tests for nifs and bifs
  Teach call count tracing to use atomics
  Add first phase of trace call time test suite
  Add a scheduler array for BpData at BeamInstr[-4]
  Add search keys in breakpoints and a searchfunction
  Fix BeamInstr for call_time
  Teach call_time trace to use intruction pointers
  Add return_time trace and PSD deletions
  Remove trailing character in beam_bif_load
  Fix set_function_break to use correct breakpoint
  ...

OTP-8677 egil/call-time-trace-patterns

1 files changed, 12 insertions, 8 deletions

diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h
index 19dd3d6f97..b4a7a22082 100644
--- a/erts/emulator/beam/global.h
+++ b/erts/emulator/beam/global.h
@@ -1741,8 +1741,10 @@ struct trace_pattern_flags {
     unsigned int local      : 1; /* Local call trace breakpoint */
     unsigned int meta       : 1; /* Metadata trace breakpoint */
     unsigned int call_count : 1; /* Fast call count breakpoint */
+    unsigned int call_time  : 1; /* Fast call time breakpoint */
 };
 extern const struct trace_pattern_flags erts_trace_pattern_flags_off;
+extern int erts_call_time_breakpoint_tracing;
 int erts_set_trace_pattern(Eterm* mfa, int specified, 
 			   Binary* match_prog_set, Binary *meta_match_prog_set,
 			   int on, struct trace_pattern_flags,
@@ -1786,18 +1788,20 @@ extern void erts_match_prog_foreach_offheap(Binary *b,
 					    void (*)(ErlOffHeap *, void *),
 					    void *);
 
-#define MATCH_SET_RETURN_TRACE 0x1 /* return trace requested */
-#define MATCH_SET_RETURN_TO_TRACE 0x2 /* Misleading name, it is not actually
-					 set by the match program, but by the
-					 breakpoint functions */
-#define MATCH_SET_EXCEPTION_TRACE 0x4 /* exception trace requested */
+#define MATCH_SET_RETURN_TRACE    (0x1) /* return trace requested */
+#define MATCH_SET_RETURN_TO_TRACE (0x2) /* Misleading name, it is not actually
+					   set by the match program, but by the
+					   breakpoint functions */
+#define MATCH_SET_EXCEPTION_TRACE (0x4) /* exception trace requested */
 #define MATCH_SET_RX_TRACE (MATCH_SET_RETURN_TRACE|MATCH_SET_EXCEPTION_TRACE)
 /*
  * Flag values when tracing bif
+ * Future note: flag field is 8 bits
  */
-#define BIF_TRACE_AS_LOCAL  0x1
-#define BIF_TRACE_AS_GLOBAL 0x2
-#define BIF_TRACE_AS_META   0x4
+#define BIF_TRACE_AS_LOCAL      (0x1)
+#define BIF_TRACE_AS_GLOBAL     (0x2)
+#define BIF_TRACE_AS_META       (0x4)
+#define BIF_TRACE_AS_CALL_TIME  (0x8)
 
 extern erts_driver_t vanilla_driver;
 extern erts_driver_t spawn_driver;