Removing all incr-op nodes.

runtime/vm/code_generator_x64.cc

Index: runtime/vm/code_generator_x64.cc
===================================================================
--- runtime/vm/code_generator_x64.cc	(revision 7300)
+++ runtime/vm/code_generator_x64.cc	(working copy)
@@ -1115,77 +1115,6 @@
 }
 
 
-void CodeGenerator::VisitIncrOpInstanceFieldNode(
-    IncrOpInstanceFieldNode* node) {
-  ASSERT((node->kind() == Token::kINCR) || (node->kind() == Token::kDECR));
-  node->receiver()->Visit(this);
-  __ pushq(Address(RSP, 0));  // Duplicate receiver (preserve for setter).
-  MarkDeoptPoint(node->getter_id(), node->token_index());
-  GenerateInstanceGetterCall(node->getter_id(),
-                             node->token_index(),
-                             node->field_name());
-  // result is in RAX.
-  __ popq(RDX);   // Get receiver.
-  if (!node->prefix() && IsResultNeeded(node)) {
-    // Preserve as result.
-    __ pushq(RAX);  // Preserve value as result.
-  }
-  const char* operator_name = (node->kind() == Token::kINCR) ? "+" : "-";
-  // RAX: Value.
-  // RDX: Receiver.
-  __ pushq(RDX);  // Preserve receiver.
-  __ pushq(RAX);  // Left operand.
-  __ pushq(Immediate(Smi::RawValue(1)));  // Right operand.
-  GenerateBinaryOperatorCall(node->operator_id(),
-                             node->token_index(),
-                             operator_name);
-  __ popq(RDX);  // Restore receiver.
-  if (IsResultNeeded(node) && node->prefix()) {
-    // Value stored into field is the result.
-    __ pushq(RAX);
-  }
-  __ pushq(RDX);  // Receiver.
-  __ pushq(RAX);  // Value.
-  // It is not necessary to generate a type test of the assigned value here,
-  // because the setter will check the type of its incoming arguments.
-  GenerateInstanceSetterCall(node->setter_id(),
-                             node->token_index(),
-                             node->field_name());
-}
-
-
-void CodeGenerator::VisitIncrOpIndexedNode(IncrOpIndexedNode* node) {
-  ASSERT((node->kind() == Token::kINCR) || (node->kind() == Token::kDECR));
-  node->array()->Visit(this);
-  node->index()->Visit(this);
-  MarkDeoptPoint(node->id(), node->token_index());
-  // Preserve array and index for GenerateStoreIndex.
-  __ pushq(Address(RSP, kWordSize));  // Copy array.
-  __ pushq(Address(RSP, kWordSize));  // Copy index.
-  GenerateLoadIndexed(node->load_id(), node->token_index());
-  // Result is in RAX.
-  if (!node->prefix() && IsResultNeeded(node)) {
-    // Preserve RAX as result.
-    __ popq(RDX);  // Preserved index -> RDX.
-    __ popq(RCX);  // Preserved array -> RCX.
-    __ pushq(RAX);  // Preserve original value from indexed load.
-    __ pushq(RCX);  // Array.
-    __ pushq(RDX);  // Index.
-  }
-  const char* operator_name = (node->kind() == Token::kINCR) ? "+" : "-";
-  __ pushq(RAX);    // Left operand.
-  __ pushq(Immediate(Smi::RawValue(1)));  // Right operand.
-  GenerateBinaryOperatorCall(node->operator_id(),
-                             node->token_index(),
-                             operator_name);
-  __ pushq(RAX);
-  // TOS(0): value, TOS(1): index, TOS(2): array.
-  GenerateStoreIndexed(node->store_id(),
-                       node->token_index(),
-                       node->prefix() && IsResultNeeded(node));
-}
-
-
 static const Class* CoreClass(const char* c_name) {
   const String& class_name = String::Handle(String::NewSymbol(c_name));
   const Class& cls = Class::ZoneHandle(Library::Handle(