diff --git a/compiler/utils/mips64/assembler_mips64.cc b/compiler/utils/mips64/assembler_mips64.cc
index 447ede5..3fd77a0 100644
--- a/compiler/utils/mips64/assembler_mips64.cc
+++ b/compiler/utils/mips64/assembler_mips64.cc
@@ -26,6 +26,11 @@
 namespace art {
 namespace mips64 {
 
+static_assert(static_cast<size_t>(kMips64PointerSize) == kMips64DoublewordSize,
+              "Unexpected Mips64 pointer size.");
+static_assert(kMips64PointerSize == PointerSize::k64, "Unexpected Mips64 pointer size.");
+
+
 void Mips64Assembler::FinalizeCode() {
   for (auto& exception_block : exception_blocks_) {
     EmitExceptionPoll(&exception_block);
@@ -2110,7 +2115,7 @@
   StoreToOffset(kStoreWord, scratch.AsGpuRegister(), SP, dest.Int32Value());
 }
 
-void Mips64Assembler::StoreStackOffsetToThread64(ThreadOffset<kMips64DoublewordSize> thr_offs,
+void Mips64Assembler::StoreStackOffsetToThread64(ThreadOffset64 thr_offs,
                                                  FrameOffset fr_offs,
                                                  ManagedRegister mscratch) {
   Mips64ManagedRegister scratch = mscratch.AsMips64();
@@ -2119,7 +2124,7 @@
   StoreToOffset(kStoreDoubleword, scratch.AsGpuRegister(), S1, thr_offs.Int32Value());
 }
 
-void Mips64Assembler::StoreStackPointerToThread64(ThreadOffset<kMips64DoublewordSize> thr_offs) {
+void Mips64Assembler::StoreStackPointerToThread64(ThreadOffset64 thr_offs) {
   StoreToOffset(kStoreDoubleword, SP, S1, thr_offs.Int32Value());
 }
 
@@ -2136,9 +2141,7 @@
   return EmitLoad(mdest, SP, src.Int32Value(), size);
 }
 
-void Mips64Assembler::LoadFromThread64(ManagedRegister mdest,
-                                       ThreadOffset<kMips64DoublewordSize> src,
-                                       size_t size) {
+void Mips64Assembler::LoadFromThread64(ManagedRegister mdest, ThreadOffset64 src, size_t size) {
   return EmitLoad(mdest, S1, src.Int32Value(), size);
 }
 
@@ -2171,8 +2174,7 @@
                  base.AsMips64().AsGpuRegister(), offs.Int32Value());
 }
 
-void Mips64Assembler::LoadRawPtrFromThread64(ManagedRegister mdest,
-                                             ThreadOffset<kMips64DoublewordSize> offs) {
+void Mips64Assembler::LoadRawPtrFromThread64(ManagedRegister mdest, ThreadOffset64 offs) {
   Mips64ManagedRegister dest = mdest.AsMips64();
   CHECK(dest.IsGpuRegister());
   LoadFromOffset(kLoadDoubleword, dest.AsGpuRegister(), S1, offs.Int32Value());
@@ -2217,7 +2219,7 @@
 }
 
 void Mips64Assembler::CopyRawPtrFromThread64(FrameOffset fr_offs,
-                                             ThreadOffset<kMips64DoublewordSize> thr_offs,
+                                             ThreadOffset64 thr_offs,
                                              ManagedRegister mscratch) {
   Mips64ManagedRegister scratch = mscratch.AsMips64();
   CHECK(scratch.IsGpuRegister()) << scratch;
@@ -2225,7 +2227,7 @@
   StoreToOffset(kStoreDoubleword, scratch.AsGpuRegister(), SP, fr_offs.Int32Value());
 }
 
-void Mips64Assembler::CopyRawPtrToThread64(ThreadOffset<kMips64DoublewordSize> thr_offs,
+void Mips64Assembler::CopyRawPtrToThread64(ThreadOffset64 thr_offs,
                                            FrameOffset fr_offs,
                                            ManagedRegister mscratch) {
   Mips64ManagedRegister scratch = mscratch.AsMips64();
@@ -2429,7 +2431,7 @@
   // TODO: place reference map on call
 }
 
-void Mips64Assembler::CallFromThread64(ThreadOffset<kMips64DoublewordSize> offset ATTRIBUTE_UNUSED,
+void Mips64Assembler::CallFromThread64(ThreadOffset64 offset ATTRIBUTE_UNUSED,
                                        ManagedRegister mscratch ATTRIBUTE_UNUSED) {
   UNIMPLEMENTED(FATAL) << "No MIPS64 implementation";
 }
@@ -2449,7 +2451,7 @@
   LoadFromOffset(kLoadDoubleword,
                  scratch.AsGpuRegister(),
                  S1,
-                 Thread::ExceptionOffset<kMips64DoublewordSize>().Int32Value());
+                 Thread::ExceptionOffset<kMips64PointerSize>().Int32Value());
   Bnezc(scratch.AsGpuRegister(), exception_blocks_.back().Entry());
 }
 
@@ -2466,7 +2468,7 @@
   LoadFromOffset(kLoadDoubleword,
                  T9,
                  S1,
-                 QUICK_ENTRYPOINT_OFFSET(kMips64DoublewordSize, pDeliverException).Int32Value());
+                 QUICK_ENTRYPOINT_OFFSET(kMips64PointerSize, pDeliverException).Int32Value());
   Jr(T9);
   Nop();