[interpreter] add source positions for call and call-new.

src/interpreter/bytecode-array-builder.cc

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/interpreter/bytecode-array-builder.h"
 
 namespace v8 {
 namespace internal {
 namespace interpreter {
 
@@ skipping 53 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(PreviousBytecodeHelper);
 };
 
 BytecodeArrayBuilder::BytecodeArrayBuilder(Isolate* isolate, Zone* zone)
     : isolate_(isolate),
       zone_(zone),
       bytecodes_(zone),
       bytecode_generated_(false),
       constant_array_builder_(isolate, zone),
       handler_table_builder_(isolate, zone),
+      source_position_table_builder_(isolate, zone),
       last_block_end_(0),
       last_bytecode_start_(~0),
       exit_seen_in_block_(false),
       unbound_jumps_(0),
       parameter_count_(-1),
       local_register_count_(-1),
       context_register_count_(-1),
       temporary_register_count_(0),
       free_temporaries_(zone),
       register_translator_(this) {}
@@ skipping 62 matching lines @@
 Handle<BytecodeArray> BytecodeArrayBuilder::ToBytecodeArray() {
   DCHECK_EQ(bytecode_generated_, false);
   EnsureReturn();
 
   int bytecode_size = static_cast<int>(bytecodes_.size());
   int register_count =
       fixed_and_temporary_register_count() + translation_register_count();
   int frame_size = register_count * kPointerSize;
   Handle<FixedArray> constant_pool = constant_array_builder()->ToFixedArray();
   Handle<FixedArray> handler_table = handler_table_builder()->ToHandlerTable();
+  Handle<FixedArray> source_position_table =
+      source_position_table_builder()->ToFixedArray();
   Handle<BytecodeArray> output = isolate_->factory()->NewBytecodeArray(
       bytecode_size, &bytecodes_.front(), frame_size, parameter_count(),
       constant_pool);
   output->set_handler_table(*handler_table);
+  output->set_source_position_table(*source_position_table);
   bytecode_generated_ = true;
   return output;
 }
 
 
 template <size_t N>
 void BytecodeArrayBuilder::Output(Bytecode bytecode, uint32_t(&operands)[N]) {
   // Don't output dead code.
   if (exit_seen_in_block_) return;
 
@@ skipping 1031 matching lines @@
 BytecodeArrayBuilder& BytecodeArrayBuilder::DeleteLookupSlot() {
   Output(Bytecode::kDeleteLookupSlot);
   return *this;
 }
 
 
 size_t BytecodeArrayBuilder::GetConstantPoolEntry(Handle<Object> object) {
   return constant_array_builder()->Insert(object);
 }
 
+void BytecodeArrayBuilder::SetStatementPosition(Statement* stmt) {
+  if (stmt->position() == RelocInfo::kNoPosition) return;
+  source_position_table_builder_.AddStatementPosition(bytecodes_.size(),
+                                                      stmt->position());
+}
+
+void BytecodeArrayBuilder::SetExpressionPosition(Expression* expr) {
+  if (expr->position() == RelocInfo::kNoPosition) return;
+  source_position_table_builder_.AddExpressionPosition(bytecodes_.size(),
+                                                       expr->position());
+}
+
 void BytecodeArrayBuilder::ForgeTemporaryRegister() {
   temporary_register_count_++;
 }
 
 int BytecodeArrayBuilder::BorrowTemporaryRegister() {
   if (free_temporaries_.empty()) {
     ForgeTemporaryRegister();
     return last_temporary_register().index();
   } else {
     auto pos = free_temporaries_.begin();
@@ skipping 592 matching lines @@
 }
 
 // static
 bool BytecodeArrayBuilder::FitsInReg16OperandUntranslated(Register value) {
   return value.is_short_operand();
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8