deps: cherry-pick d2e0166 from V8 upstream

Original commit message: ppc64, aix: Pass CallFrequency object by const reference to avoid value copy error. Bug: v8:8193 GCC bug: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61976 Change-Id: I0d4efca4da03ef82651325e15ddf2160022bc8de Reviewed-on: https://chromium-review.googlesource.com/1228633 Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> Reviewed-by: Daniel Clifford <danno@chromium.org> Reviewed-by: Junliang Yan <jyan@ca.ibm.com> Commit-Queue: Junliang Yan <jyan@ca.ibm.com> Cr-Commit-Position: refs/heads/master@{#56275} PR-URL: #23958 Reviewed-By: Refael Ackermann <refack@gmail.com> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com> Reviewed-By: Beth Griggs <Bethany.Griggs@uk.ibm.com> Reviewed-By: George Adams <george.adams@uk.ibm.com>
nodejs · Nov 28, 2018 · 50347297a106cd592c9638448eba611e09bb39e5 · 5034729
1 parent 9bedae5
commit 50347297a106cd592c9638448eba611e09bb39e5
diff --git a/deps/v8/include/v8-version.h b/deps/v8/include/v8-version.h
@@ -11,7 +11,7 @@
 #define V8_MAJOR_VERSION 6
 #define V8_MINOR_VERSION 2
 #define V8_BUILD_NUMBER 414
-#define V8_PATCH_LEVEL 73
+#define V8_PATCH_LEVEL 74
 
 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)

diff --git a/deps/v8/src/compiler/bytecode-graph-builder.cc b/deps/v8/src/compiler/bytecode-graph-builder.cc
@@ -475,7 +475,7 @@ Node* BytecodeGraphBuilder::Environment::Checkpoint(
 BytecodeGraphBuilder::BytecodeGraphBuilder(
     Zone* local_zone, Handle<SharedFunctionInfo> shared_info,
     Handle<FeedbackVector> feedback_vector, BailoutId osr_offset,
-    JSGraph* jsgraph, CallFrequency invocation_frequency,
+    JSGraph* jsgraph, CallFrequency& invocation_frequency,
     SourcePositionTable* source_positions, int inlining_id,
     JSTypeHintLowering::Flags flags, bool stack_check)
     : local_zone_(local_zone),

diff --git a/deps/v8/src/compiler/bytecode-graph-builder.h b/deps/v8/src/compiler/bytecode-graph-builder.h
@@ -28,7 +28,7 @@ class BytecodeGraphBuilder {
   BytecodeGraphBuilder(
       Zone* local_zone, Handle<SharedFunctionInfo> shared,
       Handle<FeedbackVector> feedback_vector, BailoutId osr_offset,
-      JSGraph* jsgraph, CallFrequency invocation_frequency,
+      JSGraph* jsgraph, CallFrequency& invocation_frequency,
       SourcePositionTable* source_positions,
       int inlining_id = SourcePosition::kNotInlined,
       JSTypeHintLowering::Flags flags = JSTypeHintLowering::kNoFlags,

diff --git a/deps/v8/src/compiler/js-inlining.cc b/deps/v8/src/compiler/js-inlining.cc
@@ -539,9 +539,10 @@ Reduction JSInliner::ReduceJSCall(Node* node) {
     if (info_->is_bailout_on_uninitialized()) {
       flags |= JSTypeHintLowering::kBailoutOnUninitialized;
     }
+    CallFrequency frequency = call.frequency();
     BytecodeGraphBuilder graph_builder(
         zone(), shared_info, feedback_vector, BailoutId::None(), jsgraph(),
-        call.frequency(), source_positions_, inlining_id, flags, false);
+        frequency, source_positions_, inlining_id, flags, false);
     graph_builder.CreateGraph();
 
     // Extract the inlinee start/end nodes.

diff --git a/deps/v8/src/compiler/js-operator.cc b/deps/v8/src/compiler/js-operator.cc
@@ -731,7 +731,8 @@ const Operator* JSOperatorBuilder::CallForwardVarargs(size_t arity,
       parameters);                                               // parameter
 }
 
-const Operator* JSOperatorBuilder::Call(size_t arity, CallFrequency frequency,
+const Operator* JSOperatorBuilder::Call(size_t arity,
+                                        CallFrequency const& frequency,
                                         VectorSlotPair const& feedback,
                                         ConvertReceiverMode convert_mode) {
   CallParameters parameters(arity, frequency, feedback, convert_mode);
@@ -751,7 +752,8 @@ const Operator* JSOperatorBuilder::CallWithArrayLike(CallFrequency frequency) {
 }
 
 const Operator* JSOperatorBuilder::CallWithSpread(
-    uint32_t arity, CallFrequency frequency, VectorSlotPair const& feedback) {
+    uint32_t arity, CallFrequency const& frequency,
+    VectorSlotPair const& feedback) {
   CallParameters parameters(arity, frequency, feedback,
                             ConvertReceiverMode::kAny);
   return new (zone()) Operator1<CallParameters>(             // --

diff --git a/deps/v8/src/compiler/js-operator.h b/deps/v8/src/compiler/js-operator.h
@@ -192,7 +192,7 @@ CallForwardVarargsParameters const& CallForwardVarargsParametersOf(
 // used as a parameter by JSCall and JSCallWithSpread operators.
 class CallParameters final {
  public:
-  CallParameters(size_t arity, CallFrequency frequency,
+  CallParameters(size_t arity, CallFrequency const& frequency,
                  VectorSlotPair const& feedback,
                  ConvertReceiverMode convert_mode)
       : bit_field_(ArityField::encode(arity) |
@@ -201,7 +201,7 @@ class CallParameters final {
         feedback_(feedback) {}
 
   size_t arity() const { return ArityField::decode(bit_field_); }
-  CallFrequency frequency() const { return frequency_; }
+  CallFrequency const& frequency() const { return frequency_; }
   ConvertReceiverMode convert_mode() const {
     return ConvertReceiverModeField::decode(bit_field_);
   }
@@ -647,12 +647,12 @@ class V8_EXPORT_PRIVATE JSOperatorBuilder final
 
   const Operator* CallForwardVarargs(size_t arity, uint32_t start_index);
   const Operator* Call(
-      size_t arity, CallFrequency frequency = CallFrequency(),
+      size_t arity, CallFrequency const& frequency = CallFrequency(),
       VectorSlotPair const& feedback = VectorSlotPair(),
       ConvertReceiverMode convert_mode = ConvertReceiverMode::kAny);
   const Operator* CallWithArrayLike(CallFrequency frequency);
   const Operator* CallWithSpread(
-      uint32_t arity, CallFrequency frequency = CallFrequency(),
+      uint32_t arity, CallFrequency const& frequency = CallFrequency(),
       VectorSlotPair const& feedback = VectorSlotPair());
   const Operator* CallRuntime(Runtime::FunctionId id);
   const Operator* CallRuntime(Runtime::FunctionId id, size_t arity);

diff --git a/deps/v8/src/compiler/pipeline.cc b/deps/v8/src/compiler/pipeline.cc
@@ -890,10 +890,11 @@ struct GraphBuilderPhase {
     if (data->info()->is_bailout_on_uninitialized()) {
       flags |= JSTypeHintLowering::kBailoutOnUninitialized;
     }
+    CallFrequency frequency = CallFrequency(1.0f);
     BytecodeGraphBuilder graph_builder(
         temp_zone, data->info()->shared_info(),
         handle(data->info()->closure()->feedback_vector()),
-        data->info()->osr_offset(), data->jsgraph(), CallFrequency(1.0f),
+        data->info()->osr_offset(), data->jsgraph(), frequency,
         data->source_positions(), SourcePosition::kNotInlined, flags);
     graph_builder.CreateGraph();
   }