Change PC for OSR entries to point to something more sensible (i.e. the first UnknownOsrValue), rem…

src/x64/lithium-x64.cc

 // Copyright 2012 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 25 matching lines @@
 namespace v8 {
 namespace internal {
 
 #define DEFINE_COMPILE(type)                            \
   void L##type::CompileToNative(LCodeGen* generator) {  \
     generator->Do##type(this);                          \
   }
 LITHIUM_CONCRETE_INSTRUCTION_LIST(DEFINE_COMPILE)
 #undef DEFINE_COMPILE
 
-LOsrEntry::LOsrEntry() {
-  for (int i = 0; i < Register::NumAllocatableRegisters(); ++i) {
-    register_spills_[i] = NULL;
-  }
-  for (int i = 0; i < DoubleRegister::NumAllocatableRegisters(); ++i) {
-    double_register_spills_[i] = NULL;
-  }
-}
-
-
-void LOsrEntry::MarkSpilledRegister(int allocation_index,
-                                    LOperand* spill_operand) {
-  ASSERT(spill_operand->IsStackSlot());
-  ASSERT(register_spills_[allocation_index] == NULL);
-  register_spills_[allocation_index] = spill_operand;
-}
-
-
-void LOsrEntry::MarkSpilledDoubleRegister(int allocation_index,
-                                          LOperand* spill_operand) {
-  ASSERT(spill_operand->IsDoubleStackSlot());
-  ASSERT(double_register_spills_[allocation_index] == NULL);
-  double_register_spills_[allocation_index] = spill_operand;
-}
-
 
 #ifdef DEBUG
 void LInstruction::VerifyCall() {
   // Call instructions can use only fixed registers as temporaries and
   // outputs because all registers are blocked by the calling convention.
   // Inputs operands must use a fixed register or use-at-start policy or
   // a non-register policy.
   ASSERT(Output() == NULL ||
          LUnallocated::cast(Output())->HasFixedPolicy() ||
          !LUnallocated::cast(Output())->HasRegisterPolicy());
@@ skipping 2519 matching lines @@
 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) {
   LOperand* object = UseRegister(instr->object());
   LOperand* index = UseTempRegister(instr->index());
   return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index));
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64