Generate some intrinsics using our IR.

runtime/vm/assembler_mips.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"
 #if defined(TARGET_ARCH_MIPS)
 
 #include "vm/assembler.h"
 #include "vm/longjump.h"
 #include "vm/runtime_entry.h"
@@ skipping 337 matching lines @@
       buffer_.Store<int32_t>(position, encoded);
       label->position_ = DecodeBranchOffset(next);
     }
   }
   label->BindTo(bound_pc);
   delay_slot_available_ = false;
 }
 
 
 void Assembler::LoadWordFromPoolOffset(Register rd, int32_t offset) {
+  ASSERT(allow_constant_pool());
   ASSERT(!in_delay_slot_);
   ASSERT(rd != PP);
   if (Address::CanHoldOffset(offset)) {
     lw(rd, Address(PP, offset));
   } else {
     const int16_t offset_low = Utils::Low16Bits(offset);  // Signed.
     offset -= offset_low;
     const uint16_t offset_high = Utils::High16Bits(offset);  // Unsigned.
     if (offset_high != 0) {
       lui(rd, Immediate(offset_high));
@@ skipping 85 matching lines @@
     and_(ro, TMP, ro);
   }
 }
 
 
 void Assembler::LoadObject(Register rd, const Object& object) {
   ASSERT(!in_delay_slot_);
   // Smis and VM heap objects are never relocated; do not use object pool.
   if (object.IsSmi()) {
     LoadImmediate(rd, reinterpret_cast<int32_t>(object.raw()));
-  } else if (object.InVMHeap()) {
+  } else if (object.InVMHeap() || !allow_constant_pool()) {
     // Make sure that class CallPattern is able to decode this load immediate.
     int32_t object_raw = reinterpret_cast<int32_t>(object.raw());
     const uint16_t object_low = Utils::Low16Bits(object_raw);
     const uint16_t object_high = Utils::High16Bits(object_raw);
     lui(rd, Immediate(object_high));
     ori(rd, rd, Immediate(object_low));
   } else {
     // Make sure that class CallPattern is able to decode this load from the
     // object pool.
     const int32_t offset =
@@ skipping 754 matching lines @@
     Emit(reinterpret_cast<int32_t>(message));
     Bind(&msg);
     break_(Instr::kMsgMessageCode);
   }
 #endif
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_MIPS