[Isolates] Merge crankshaft (r5922 from bleeding_edge).

src/x64/ic-x64.cc

Index: src/x64/ic-x64.cc
diff --git a/src/x64/ic-x64.cc b/src/x64/ic-x64.cc
index 1ec383db106d189ae4f01af7d84648fcfa08fe72..07fbf86be33e2bc5d7da941fa086f3b7e20023f6 100644
--- a/src/x64/ic-x64.cc
+++ b/src/x64/ic-x64.cc
@@ -383,6 +383,8 @@ static const byte kTestEaxByte = 0xA9;
 
 
 static bool PatchInlinedMapCheck(Address address, Object* map) {
+  if (V8::UseCrankshaft()) return false;
+
   // Arguments are address of start of call sequence that called
   // the IC,
   Address test_instruction_address =
@@ -748,7 +750,7 @@ void KeyedLoadIC::GenerateString(MacroAssembler* masm) {
   char_at_generator.GenerateFast(masm);
   __ ret(0);
 
-  ICRuntimeCallHelper call_helper;
+  StubRuntimeCallHelper call_helper;
   char_at_generator.GenerateSlow(masm, call_helper);
 
   __ bind(&miss);
@@ -1702,6 +1704,8 @@ void LoadIC::GenerateStringLength(MacroAssembler* masm) {
 
 
 bool LoadIC::PatchInlinedLoad(Address address, Object* map, int offset) {
+  if (V8::UseCrankshaft()) return false;
+
   // The address of the instruction following the call.
   Address test_instruction_address =
       address + Assembler::kCallTargetAddressOffset;
@@ -1744,6 +1748,8 @@ const int StoreIC::kOffsetToStoreInstruction = 20;
 
 
 bool StoreIC::PatchInlinedStore(Address address, Object* map, int offset) {
+  if (V8::UseCrankshaft()) return false;
+
   // The address of the instruction following the call.
   Address test_instruction_address =
       address + Assembler::kCallTargetAddressOffset;
@@ -1903,9 +1909,75 @@ void StoreIC::GenerateNormal(MacroAssembler* masm) {
 }
 
 
+void StoreIC::GenerateGlobalProxy(MacroAssembler* masm) {
+  // ----------- S t a t e -------------
+  //  -- rax    : value
+  //  -- rcx    : name
+  //  -- rdx    : receiver
+  //  -- rsp[0] : return address
+  // -----------------------------------
+  __ pop(rbx);
+  __ push(rdx);
+  __ push(rcx);
+  __ push(rax);
+  __ push(rbx);
+
+  // Do tail-call to runtime routine.
+  __ TailCallRuntime(Runtime::kSetProperty, 3, 1);
+}
+
+
 #undef __
 
 
+Condition CompareIC::ComputeCondition(Token::Value op) {
+  switch (op) {
+    case Token::EQ_STRICT:
+    case Token::EQ:
+      return equal;
+    case Token::LT:
+      return less;
+    case Token::GT:
+      // Reverse left and right operands to obtain ECMA-262 conversion order.
+      return less;
+    case Token::LTE:
+      // Reverse left and right operands to obtain ECMA-262 conversion order.
+      return greater_equal;
+    case Token::GTE:
+      return greater_equal;
+    default:
+      UNREACHABLE();
+      return no_condition;
+  }
+}
+
+
+void CompareIC::UpdateCaches(Handle<Object> x, Handle<Object> y) {
+  HandleScope scope;
+  Handle<Code> rewritten;
+#ifdef DEBUG
+  State previous_state = GetState();
+#endif
+  State state = TargetState(x, y);
+  if (state == GENERIC) {
+    CompareStub stub(GetCondition(), strict(), NO_COMPARE_FLAGS);
+    rewritten = stub.GetCode();
+  } else {
+    ICCompareStub stub(op_, state);
+    rewritten = stub.GetCode();
+  }
+  set_target(*rewritten);
+
+#ifdef DEBUG
+  if (FLAG_trace_ic) {
+    PrintF("[CompareIC (%s->%s)#%s]\n",
+           GetStateName(previous_state),
+           GetStateName(state),
+           Token::Name(op_));
+  }
+#endif
+}
+
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64