Load immediates via the constant pool on armv5te and armv6.

runtime/vm/assembler_x64.cc

 // Copyright (c) 2013, 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"  // NOLINT
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/assembler.h"
 #include "vm/cpu.h"
 #include "vm/heap.h"
@@ skipping 2867 matching lines @@
 bool Assembler::CanLoadImmediateFromPool(const Immediate& imm, Register pp) {
   if (!constant_pool_allowed()) {
     return false;
   }
   return !imm.is_int32() && (pp != kNoRegister);
 }
 
 
 void Assembler::LoadImmediate(Register reg, const Immediate& imm, Register pp) {
   if (CanLoadImmediateFromPool(imm, pp)) {
-    // It's a 64-bit constant and we're not in the VM isolate, so load from
-    // object pool.
     int32_t offset = ObjectPool::element_offset(FindImmediate(imm.value()));
     LoadWordFromPoolOffset(reg, pp, offset - kHeapObjectTag);
   } else {
     movq(reg, imm);
   }
 }
 
 
 void Assembler::MoveImmediate(const Address& dst, const Immediate& imm,
                               Register pp) {
@@ skipping 1033 matching lines @@
 
 
 const char* Assembler::FpuRegisterName(FpuRegister reg) {
   ASSERT((0 <= reg) && (reg < kNumberOfXmmRegisters));
   return xmm_reg_names[reg];
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_X64