Added vectorization stats.
Rationale:
Provides a (somewhat crude) quantative way to detect changes in
loop vectorization and idiom recognition (e.g. by means of market
scans, or just inspecting the same application before/after a change).
Test: market scan
Change-Id: Ic85938ba2b33c967de3159742c60301454a152a0
diff --git a/compiler/optimizing/loop_optimization.cc b/compiler/optimizing/loop_optimization.cc
index f8f4eb2..6b2697b 100644
--- a/compiler/optimizing/loop_optimization.cc
+++ b/compiler/optimizing/loop_optimization.cc
@@ -625,6 +625,7 @@
TryAssignLastValue(node->loop_info, main_phi, preheader, /*collect_loop_uses*/ true)) {
Vectorize(node, body, exit, trip_count);
graph_->SetHasSIMD(true); // flag SIMD usage
+ MaybeRecordStat(stats_, MethodCompilationStat::kLoopVectorized);
return true;
}
return false;
@@ -1724,6 +1725,7 @@
vector_length_,
is_unsigned,
is_rounded));
+ MaybeRecordStat(stats_, MethodCompilationStat::kLoopVectorizedIdiom);
} else {
GenerateVecOp(instruction, vector_map_->Get(r), vector_map_->Get(s), type);
}
diff --git a/compiler/optimizing/optimizing_compiler_stats.h b/compiler/optimizing/optimizing_compiler_stats.h
index d6da73c..ff49056 100644
--- a/compiler/optimizing/optimizing_compiler_stats.h
+++ b/compiler/optimizing/optimizing_compiler_stats.h
@@ -63,6 +63,8 @@
kBooleanSimplified,
kIntrinsicRecognized,
kLoopInvariantMoved,
+ kLoopVectorized,
+ kLoopVectorizedIdiom,
kSelectGenerated,
kRemovedInstanceOf,
kInlinedInvokeVirtualOrInterface,
@@ -183,6 +185,8 @@
case kBooleanSimplified : name = "BooleanSimplified"; break;
case kIntrinsicRecognized : name = "IntrinsicRecognized"; break;
case kLoopInvariantMoved : name = "LoopInvariantMoved"; break;
+ case kLoopVectorized : name = "LoopVectorized"; break;
+ case kLoopVectorizedIdiom : name = "LoopVectorizedIdiom"; break;
case kSelectGenerated : name = "SelectGenerated"; break;
case kRemovedInstanceOf: name = "RemovedInstanceOf"; break;
case kInlinedInvokeVirtualOrInterface: name = "InlinedInvokeVirtualOrInterface"; break;