Experimental parser: merge to r19637

src/lithium-codegen.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 20 matching lines @@
 
 #if V8_TARGET_ARCH_IA32
 #include "ia32/lithium-ia32.h"
 #include "ia32/lithium-codegen-ia32.h"
 #elif V8_TARGET_ARCH_X64
 #include "x64/lithium-x64.h"
 #include "x64/lithium-codegen-x64.h"
 #elif V8_TARGET_ARCH_ARM
 #include "arm/lithium-arm.h"
 #include "arm/lithium-codegen-arm.h"
+#elif V8_TARGET_ARCH_A64
+#include "a64/lithium-a64.h"
+#include "a64/lithium-codegen-a64.h"
 #elif V8_TARGET_ARCH_MIPS
 #include "mips/lithium-mips.h"
 #include "mips/lithium-codegen-mips.h"
 #else
 #error Unsupported target architecture.
 #endif
 
 namespace v8 {
 namespace internal {
 
@@ skipping 46 matching lines @@
     if (FLAG_code_comments && instr->HasInterestingComment(codegen)) {
       Comment(";;; <@%d,#%d> %s",
               current_instruction_,
               instr->hydrogen_value()->id(),
               instr->Mnemonic());
     }
 
     GenerateBodyInstructionPre(instr);
 
     HValue* value = instr->hydrogen_value();
-    if (value->position() != RelocInfo::kNoPosition) {
-      ASSERT(!graph()->info()->IsOptimizing() ||
-             !FLAG_emit_opt_code_positions ||
-             value->position() != RelocInfo::kNoPosition);
-      RecordAndWritePosition(value->position());
+    if (!value->position().IsUnknown()) {
+      RecordAndWritePosition(
+        chunk()->graph()->SourcePositionToScriptPosition(value->position()));
     }
 
     instr->CompileToNative(codegen);
 
     GenerateBodyInstructionPost(instr);
   }
   EnsureSpaceForLazyDeopt(Deoptimizer::patch_size());
   last_lazy_deopt_pc_ = masm()->pc_offset();
   return !is_aborted();
 }
@@ skipping 18 matching lines @@
 
 
 int LCodeGenBase::GetNextEmittedBlock() const {
   for (int i = current_block_ + 1; i < graph()->blocks()->length(); ++i) {
     if (!chunk_->GetLabel(i)->HasReplacement()) return i;
   }
   return -1;
 }
 
 
-void LCodeGenBase::RegisterDependentCodeForEmbeddedMaps(Handle<Code> code) {
+void LCodeGenBase::RegisterWeakObjectsInOptimizedCode(Handle<Code> code) {
+  ASSERT(code->is_optimized_code());
   ZoneList<Handle<Map> > maps(1, zone());
   ZoneList<Handle<JSObject> > objects(1, zone());
   ZoneList<Handle<Cell> > cells(1, zone());
   int mode_mask = RelocInfo::ModeMask(RelocInfo::EMBEDDED_OBJECT) |
                   RelocInfo::ModeMask(RelocInfo::CELL);
   for (RelocIterator it(*code, mode_mask); !it.done(); it.next()) {
     RelocInfo::Mode mode = it.rinfo()->rmode();
     if (mode == RelocInfo::CELL &&
-        Code::IsWeakEmbeddedObject(code->kind(), it.rinfo()->target_cell())) {
+        code->IsWeakObjectInOptimizedCode(it.rinfo()->target_cell())) {
       Handle<Cell> cell(it.rinfo()->target_cell());
       cells.Add(cell, zone());
     } else if (mode == RelocInfo::EMBEDDED_OBJECT &&
-        Code::IsWeakEmbeddedObject(code->kind(), it.rinfo()->target_object())) {
+               code->IsWeakObjectInOptimizedCode(it.rinfo()->target_object())) {
       if (it.rinfo()->target_object()->IsMap()) {
         Handle<Map> map(Map::cast(it.rinfo()->target_object()));
         maps.Add(map, zone());
       } else if (it.rinfo()->target_object()->IsJSObject()) {
         Handle<JSObject> object(JSObject::cast(it.rinfo()->target_object()));
         objects.Add(object, zone());
       } else if (it.rinfo()->target_object()->IsCell()) {
         Handle<Cell> cell(Cell::cast(it.rinfo()->target_object()));
         cells.Add(cell, zone());
       }
@@ skipping 11 matching lines @@
   for (int i = 0; i < objects.length(); i++) {
     AddWeakObjectToCodeDependency(isolate()->heap(), objects.at(i), code);
   }
   for (int i = 0; i < cells.length(); i++) {
     AddWeakObjectToCodeDependency(isolate()->heap(), cells.at(i), code);
   }
 }
 
 
 } }  // namespace v8::internal