A64: Synchronize with r16024.

src/ia32/lithium-codegen-ia32.h

Index: src/ia32/lithium-codegen-ia32.h
diff --git a/src/ia32/lithium-codegen-ia32.h b/src/ia32/lithium-codegen-ia32.h
index 657453231e30412d88b5c4e61696da0877aa4ae5..0cdfb814b648649a8344246ce9600909bffdb839 100644
--- a/src/ia32/lithium-codegen-ia32.h
+++ b/src/ia32/lithium-codegen-ia32.h
@@ -212,7 +212,7 @@ class LCodeGen BASE_EMBEDDED {
 
   int GetStackSlotCount() const { return chunk()->spill_slot_count(); }
 
-  void Abort(const char* reason);
+  void Abort(BailoutReason reason);
   void FPRINTF_CHECKING Comment(const char* format, ...);
 
   void AddDeferredCode(LDeferredCode* code) { deferred_.Add(code, zone()); }
@@ -297,6 +297,7 @@ class LCodeGen BASE_EMBEDDED {
   X87Register ToX87Register(int index) const;
   int ToRepresentation(LConstantOperand* op, const Representation& r) const;
   int32_t ToInteger32(LConstantOperand* op) const;
+  ExternalReference ToExternalReference(LConstantOperand* op) const;
 
   Operand BuildFastArrayOperand(LOperand* elements_pointer,
                                 LOperand* key,
@@ -407,6 +408,14 @@ class LCodeGen BASE_EMBEDDED {
   int X87ArrayIndex(X87Register reg);
   int x87_st2idx(int pos);
 
+#ifdef _MSC_VER
+  // On windows, you may not access the stack more than one page below
+  // the most recently mapped page. To make the allocated area randomly
+  // accessible, we write an arbitrary value to each page in range
+  // esp + offset - page_size .. esp in turn.
+  void MakeSureStackPagesMapped(int offset);
+#endif
+
   Zone* zone_;
   LPlatformChunk* const chunk_;
   MacroAssembler* const masm_;