ARM: Make use of d16-d31 when available.

src/arm/macro-assembler-arm.h

Index: src/arm/macro-assembler-arm.h
diff --git a/src/arm/macro-assembler-arm.h b/src/arm/macro-assembler-arm.h
index 3c05e003841c6a895308bd63c93e79fa9463439b..340a512bf5cbce79e2db8c006996dcb2a069061e 100644
--- a/src/arm/macro-assembler-arm.h
+++ b/src/arm/macro-assembler-arm.h
@@ -502,6 +502,19 @@ class MacroAssembler: public Assembler {
             const Register scratch = no_reg,
             const Condition cond = al);
 
+  void Vldm(BlockAddrMode am,
+            Register base,
+            const DwVfpRegister first,
+            const DwVfpRegister last,
+            Condition cond = al);
+
+  void Vstm(BlockAddrMode am,
+            Register base,
+            const DwVfpRegister first,
+            const DwVfpRegister last,
+            Condition cond = al);
+
+
   // Enter exit frame.
   // stack_space - extra stack space, used for alignment before call to C.
   void EnterExitFrame(bool save_doubles, int stack_space = 0);