Merged r16772, r18000, r18298, r18319 into 3.21 branch.

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 9abd5a0c3da381152c086379481c6e4e179e0610..90937b6a9ce40c9f672f32f46fd60b6d87bc1d56 100644
--- a/src/arm/macro-assembler-arm.h
+++ b/src/arm/macro-assembler-arm.h
@@ -1037,11 +1037,15 @@ class MacroAssembler: public Assembler {
   void TailCallStub(CodeStub* stub, Condition cond = al);
 
   // Call a runtime routine.
-  void CallRuntime(const Runtime::Function* f, int num_arguments);
+  void CallRuntime(const Runtime::Function* f,
+                   int num_arguments,
+                   SaveFPRegsMode save_doubles = kDontSaveFPRegs);
   void CallRuntimeSaveDoubles(Runtime::FunctionId id);
 
   // Convenience function: Same as above, but takes the fid instead.
-  void CallRuntime(Runtime::FunctionId fid, int num_arguments);
+  void CallRuntime(Runtime::FunctionId fid,
+                   int num_arguments,
+                   SaveFPRegsMode save_doubles = kDontSaveFPRegs);
 
   // Convenience function: call an external reference.
   void CallExternalReference(const ExternalReference& ext,