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-rw-r--r--erts/emulator/beam/beam_emu.c19
-rw-r--r--erts/emulator/beam/erl_process.c8
-rw-r--r--erts/emulator/beam/erl_process.h29
3 files changed, 44 insertions, 12 deletions
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 073b7e39b6..b3e6ebf651 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -5252,19 +5252,14 @@ void erts_dirty_process_main(ErtsSchedulerData *esdp)
else {
/*
* Dirty CPU scheduler:
- * Currently two reductions consumed per
- * micro second spent in the dirty NIF.
+ * Reductions based on time consumed by
+ * the dirty NIF.
*/
- ErtsMonotonicTime time;
- time = erts_get_monotonic_time(esdp);
- time -= start_time;
- time = ERTS_MONOTONIC_TO_USEC(time);
- time *= (CONTEXT_REDS-1)/1000 + 1;
- ASSERT(time >= 0);
- if (time == 0)
- time = 1; /* At least one reduction */
- time += esdp->virtual_reds;
- reds_used = time > INT_MAX ? INT_MAX : (int) time;
+ Sint64 treds;
+ treds = erts_time2reds(start_time,
+ erts_get_monotonic_time(esdp));
+ treds += esdp->virtual_reds;
+ reds_used = treds > INT_MAX ? INT_MAX : (int) treds;
}
PROCESS_MAIN_CHK_LOCKS(c_p);
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c
index c2735b17e1..bc59147c6c 100644
--- a/erts/emulator/beam/erl_process.c
+++ b/erts/emulator/beam/erl_process.c
@@ -9408,6 +9408,14 @@ erts_set_process_priority(Process *p, Eterm value)
}
}
+#ifdef __WIN32__
+Sint64
+erts_time2reds(ErtsMonotonicTime start, ErtsMonotonicTime end)
+{
+ return ERTS_TIME2REDS_IMPL__(start, end);
+}
+#endif
+
static int
scheduler_gc_proc(Process *c_p, int reds_left)
{
diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h
index f1788c3f71..94c13bb948 100644
--- a/erts/emulator/beam/erl_process.h
+++ b/erts/emulator/beam/erl_process.h
@@ -2473,6 +2473,35 @@ erts_get_atom_cache_map(Process *c_p)
}
#endif
+#ifdef __WIN32__
+/*
+ * Don't want erts_time2reds() inlined in beam_emu.c on windows since
+ * it is compiled with gcc which fails on it. Implementation is in
+ * erl_process.c on windows.
+ */
+# define ERTS_TIME2REDS_IMPL__ erts_time2reds__
+#else
+# define ERTS_TIME2REDS_IMPL__ erts_time2reds
+#endif
+
+ERTS_GLB_INLINE Sint64 ERTS_TIME2REDS_IMPL__(ErtsMonotonicTime start,
+ ErtsMonotonicTime end);
+
+#if ERTS_GLB_INLINE_INCL_FUNC_DEF
+ERTS_GLB_INLINE Sint64
+ERTS_TIME2REDS_IMPL__(ErtsMonotonicTime start, ErtsMonotonicTime end)
+{
+ ErtsMonotonicTime time = end - start;
+ ASSERT(time >= 0);
+ time = ERTS_MONOTONIC_TO_USEC(time);
+ if (time == 0)
+ return (Sint64) 1; /* At least one reduction */
+ /* Currently two reductions per micro second */
+ time *= (CONTEXT_REDS-1)/1000 + 1;
+ return (Sint64) time;
+}
+#endif
+
Process *erts_pid2proc_suspend(Process *,
ErtsProcLocks,
Eterm,