More intrinsification x64: array index load and store.

runtime/vm/assembler_x64.cc

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/assembler.h"
 #include "vm/heap.h"
 #include "vm/memory_region.h"
@@ skipping 810 matching lines @@
 
 
 void Assembler::addq(Register reg, const Immediate& imm) {
   AssemblerBuffer::EnsureCapacity ensured(&buffer_);
   EmitRegisterREX(reg, REX_W);
   EmitComplex(0, Operand(reg), imm);
 }
 
 
 void Assembler::addq(const Address& address, const Immediate& imm) {
-  UNIMPLEMENTED();
+  // TODO(srdjan): Implement shorter version for imm32.
+  movq(TMP, imm);
+  addq(address, TMP);
+}
+
+
+void Assembler::addq(const Address& address, Register reg) {
+  AssemblerBuffer::EnsureCapacity ensured(&buffer_);
+  EmitOperandREX(reg, address, REX_W);
+  EmitUint8(0x01);
+  EmitOperand(reg & 7, address);
 }
 
 
 void Assembler::subl(Register dst, Register src) {
   AssemblerBuffer::EnsureCapacity ensured(&buffer_);
   Operand operand(src);
   EmitOperandREX(dst, operand, REX_NONE);
   EmitUint8(0x2B);
   EmitOperand(dst & 7, operand);
 }
@@ skipping 711 matching lines @@
     comments.SetCommentAt(i, comments_[i]->comment());
   }
 
   return comments;
 }
 
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_X64