ARM: Embed 0.0 in VCMP.

Test: Run ART test suite on Nexus 5.
Change-Id: I5cbbd98c4d64a4d9213e27adcae929ead5099a39
diff --git a/compiler/optimizing/code_generator_arm.h b/compiler/optimizing/code_generator_arm.h
index a07a233..8cec3eb 100644
--- a/compiler/optimizing/code_generator_arm.h
+++ b/compiler/optimizing/code_generator_arm.h
@@ -179,6 +179,7 @@
   void HandleFieldSet(HInstruction* instruction, const FieldInfo& field_info);
   void HandleFieldGet(HInstruction* instruction, const FieldInfo& field_info);
 
+  Location ArithmeticZeroOrFpuRegister(HInstruction* input);
   Location ArmEncodableConstantOrRegister(HInstruction* constant, Opcode opcode);
   bool CanEncodeConstantAsImmediate(HConstant* input_cst, Opcode opcode);
   bool CanEncodeConstantAsImmediate(uint32_t value, Opcode opcode);
@@ -280,6 +281,7 @@
   void GenerateCompareTestAndBranch(HCondition* condition,
                                     Label* true_target,
                                     Label* false_target);
+  void GenerateVcmp(HInstruction* instruction);
   void GenerateFPJumps(HCondition* cond, Label* true_label, Label* false_label);
   void GenerateLongComparesAndJumps(HCondition* cond, Label* true_label, Label* false_label);
   void DivRemOneOrMinusOne(HBinaryOperation* instruction);