Use source position table for crankshaft code.

src/crankshaft/ia32/lithium-codegen-ia32.cc

 // Copyright 2012 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.
 
 #if V8_TARGET_ARCH_IA32
 
 #include "src/crankshaft/ia32/lithium-codegen-ia32.h"
 
 #include "src/base/bits.h"
 #include "src/code-factory.h"
@@ skipping 51 matching lines @@
       GenerateJumpTable() &&
       GenerateSafepointTable();
 }
 
 
 void LCodeGen::FinishCode(Handle<Code> code) {
   DCHECK(is_done());
   code->set_stack_slots(GetTotalFrameSlotCount());
   code->set_safepoint_table_offset(safepoints_.GetCodeOffset());
   PopulateDeoptimizationData(code);
+  Handle<ByteArray> source_positions =
+      source_position_table_builder_.ToSourcePositionTable();
+  code->set_source_position_table(*source_positions);
   if (info()->ShouldEnsureSpaceForLazyDeopt()) {
     Deoptimizer::EnsureRelocSpaceForLazyDeoptimization(code);
   }
 }
 
 
 #ifdef _MSC_VER
 void LCodeGen::MakeSureStackPagesMapped(int offset) {
   const int kPageSize = 4 * KB;
   for (offset -= kPageSize; offset > 0; offset -= kPageSize) {
@@ skipping 718 matching lines @@
 }
 
 
 void LCodeGen::RecordSafepointWithRegisters(LPointerMap* pointers,
                                             int arguments,
                                             Safepoint::DeoptMode mode) {
   RecordSafepoint(pointers, Safepoint::kWithRegisters, arguments, mode);
 }
 
 
-void LCodeGen::RecordAndWritePosition(int position) {
-  if (position == RelocInfo::kNoPosition) return;
-  masm()->positions_recorder()->RecordPosition(position);
-}
-
-
 static const char* LabelType(LLabel* label) {
   if (label->is_loop_header()) return " (loop header)";
   if (label->is_osr_entry()) return " (OSR entry)";
   return "";
 }
 
 
 void LCodeGen::DoLabel(LLabel* label) {
   Comment(";;; <@%d,#%d> -------------------- B%d%s --------------------",
           current_instruction_,
@@ skipping 4484 matching lines @@
   __ bind(deferred->exit());
   __ bind(&done);
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_IA32