Author: fijal
Branch: jit-leaner-frontend
Changeset: r82976:c9d8c9308b69
Date: 2016-03-11 17:09 +0200
http://bitbucket.org/pypy/pypy/changeset/c9d8c9308b69/
Log: improve statistics
diff --git a/rpython/jit/metainterp/opencoder.py
b/rpython/jit/metainterp/opencoder.py
--- a/rpython/jit/metainterp/opencoder.py
+++ b/rpython/jit/metainterp/opencoder.py
@@ -181,6 +181,8 @@
self._snapshot_lgt = 0
self._consts_bigint = 0
self._consts_float = 0
+ self._sharings = 0
+ self._total_snapshots = 0
self._consts_ptr = 0
self._descrs = [None]
self._refs = [lltype.nullptr(llmemory.GCREF.TO)]
@@ -212,6 +214,8 @@
debug_start("jit-trace-done")
debug_print("trace length: " + str(self._pos))
debug_print(" snapshots: " + str(self._snapshot_lgt))
+ debug_print(" sharings: " + str(self._sharings))
+ debug_print(" total snapshots: " + str(self._total_snapshots))
debug_print(" bigint consts: " + str(self._consts_bigint) + " " +
str(len(self._bigints)))
debug_print(" float consts: " + str(self._consts_float) + " " +
str(len(self._floats)))
debug_print(" ref consts: " + str(self._consts_ptr) + " " +
str(len(self._refs)))
@@ -324,6 +328,7 @@
# self._ops[index] = -newtag - 1
def record_snapshot_link(self, pos):
+ self._sharings += 1
lower = pos & 0x7fff
upper = pos >> 15
self.append(-upper-1)
@@ -340,6 +345,7 @@
return tag(TAGBOX, self._record_raw(opnum, tagged_args, descr))
def record_snapshot(self, jitcode, pc, active_boxes):
+ self._total_snapshots += 1
pos = self._pos
self.append(len(active_boxes)) # unnecessary, can be read from
self.append(jitcode.index)
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