MIPS64: Support short and long branches

Change-Id: I618c960bd211048166d9fde78d4106bd3ca42b3a
diff --git a/compiler/optimizing/code_generator_mips64.h b/compiler/optimizing/code_generator_mips64.h
index a078dd1..85e3a4a 100644
--- a/compiler/optimizing/code_generator_mips64.h
+++ b/compiler/optimizing/code_generator_mips64.h
@@ -158,12 +158,12 @@
  public:
   SlowPathCodeMIPS64() : entry_label_(), exit_label_() {}
 
-  Label* GetEntryLabel() { return &entry_label_; }
-  Label* GetExitLabel() { return &exit_label_; }
+  Mips64Label* GetEntryLabel() { return &entry_label_; }
+  Mips64Label* GetExitLabel() { return &exit_label_; }
 
  private:
-  Label entry_label_;
-  Label exit_label_;
+  Mips64Label entry_label_;
+  Mips64Label exit_label_;
 
   DISALLOW_COPY_AND_ASSIGN(SlowPathCodeMIPS64);
 };
@@ -231,8 +231,8 @@
   void GenerateExplicitNullCheck(HNullCheck* instruction);
   void GenerateTestAndBranch(HInstruction* instruction,
                              size_t condition_input_index,
-                             Label* true_target,
-                             Label* false_target);
+                             Mips64Label* true_target,
+                             Mips64Label* false_target);
   void DivRemOneOrMinusOne(HBinaryOperation* instruction);
   void DivRemByPowerOfTwo(HBinaryOperation* instruction);
   void GenerateDivRemWithAnyConstant(HBinaryOperation* instruction);
@@ -265,7 +265,7 @@
   size_t GetFloatingPointSpillSlotSize() const OVERRIDE { return kMips64WordSize; }
 
   uintptr_t GetAddressOf(HBasicBlock* block) const OVERRIDE {
-    return GetLabelOf(block)->Position();
+    return assembler_.GetLabelLocation(GetLabelOf(block));
   }
 
   HGraphVisitor* GetLocationBuilder() OVERRIDE { return &location_builder_; }
@@ -298,12 +298,12 @@
     return isa_features_;
   }
 
-  Label* GetLabelOf(HBasicBlock* block) const {
-    return CommonGetLabelOf<Label>(block_labels_, block);
+  Mips64Label* GetLabelOf(HBasicBlock* block) const {
+    return CommonGetLabelOf<Mips64Label>(block_labels_, block);
   }
 
   void Initialize() OVERRIDE {
-    block_labels_ = CommonInitializeLabels<Label>();
+    block_labels_ = CommonInitializeLabels<Mips64Label>();
   }
 
   void Finalize(CodeAllocator* allocator) OVERRIDE;
@@ -349,8 +349,8 @@
 
  private:
   // Labels for each block that will be compiled.
-  Label* block_labels_;  // Indexed by block id.
-  Label frame_entry_label_;
+  Mips64Label* block_labels_;  // Indexed by block id.
+  Mips64Label frame_entry_label_;
   LocationsBuilderMIPS64 location_builder_;
   InstructionCodeGeneratorMIPS64 instruction_visitor_;
   ParallelMoveResolverMIPS64 move_resolver_;