ARM native regexps.

src/x64/regexp-macro-assembler-x64.cc

Index: src/x64/regexp-macro-assembler-x64.cc
diff --git a/src/x64/regexp-macro-assembler-x64.cc b/src/x64/regexp-macro-assembler-x64.cc
index 4c6a84d6ef242bdd7429896c1a9d165a0ef2be8c..c5ed68415c8a5e33a2ed10f4ee1a794160a01a12 100644
--- a/src/x64/regexp-macro-assembler-x64.cc
+++ b/src/x64/regexp-macro-assembler-x64.cc
@@ -39,6 +39,8 @@
 namespace v8 {
 namespace internal {
 
+#ifdef V8_NATIVE_REGEXP
+
 /*
  * This assembler uses the following register assignment convention
  * - rdx : currently loaded character(s) as ASCII or UC16. Must be loaded using
@@ -350,8 +352,9 @@ void RegExpMacroAssemblerX64::CheckNotBackReferenceIgnoreCase(
     // Set byte_length.
     __ movq(rdx, rbx);
 #endif
-    Address function_address = FUNCTION_ADDR(&CaseInsensitiveCompareUC16);
-    CallCFunction(function_address, num_arguments);
+    ExternalReference compare =
+        ExternalReference::re_case_insensitive_compare_uc16();
+    CallCFunction(compare, num_arguments);
 
     // Restore original values before reacting on result value.
     __ Move(code_object_pointer(), masm_->CodeObject());
@@ -808,11 +811,12 @@ Handle<Object> RegExpMacroAssemblerX64::GetCode(Handle<String> source) {
     // First argument, backtrack stackpointer, is already in rcx.
     __ lea(rdx, Operand(rbp, kStackHighEnd));  // Second argument
 #else
-    // AMD64 ABI passes paremeters in rdi, rsi.
+    // AMD64 ABI passes parameters in rdi, rsi.
     __ movq(rdi, backtrack_stackpointer());   // First argument.
     __ lea(rsi, Operand(rbp, kStackHighEnd));  // Second argument.
 #endif
-    CallCFunction(FUNCTION_ADDR(&GrowStack), num_arguments);
+    ExternalReference grow_stack = ExternalReference::re_grow_stack();
+    CallCFunction(grow_stack, num_arguments);
     // If return NULL, we have failed to grow the stack, and
     // must exit with a stack-overflow exception.
     __ testq(rax, rax);
@@ -997,7 +1001,9 @@ void RegExpMacroAssemblerX64::CallCheckStackGuardState() {
   // return address).
   __ lea(rdi, Operand(rsp, -kPointerSize));
 #endif
-  CallCFunction(FUNCTION_ADDR(&CheckStackGuardState), num_arguments);
+  ExternalReference stack_check =
+      ExternalReference::re_check_stack_guard_state();
+  CallCFunction(stack_check, num_arguments);
 }
 
 
@@ -1080,23 +1086,6 @@ int RegExpMacroAssemblerX64::CheckStackGuardState(Address* return_address,
 }
 
 
-Address RegExpMacroAssemblerX64::GrowStack(Address stack_pointer,
-                                           Address* stack_base) {
-  size_t size = RegExpStack::stack_capacity();
-  Address old_stack_base = RegExpStack::stack_base();
-  ASSERT(old_stack_base == *stack_base);
-  ASSERT(stack_pointer <= old_stack_base);
-  ASSERT(static_cast<size_t>(old_stack_base - stack_pointer) <= size);
-  Address new_stack_base = RegExpStack::EnsureCapacity(size * 2);
-  if (new_stack_base == NULL) {
-    return NULL;
-  }
-  *stack_base = new_stack_base;
-  intptr_t stack_content_size = old_stack_base - stack_pointer;
-  return new_stack_base - stack_content_size;
-}
-
-
 Operand RegExpMacroAssemblerX64::register_location(int register_index) {
   ASSERT(register_index < (1<<30));
   if (num_registers_ <= register_index) {
@@ -1256,12 +1245,12 @@ void RegExpMacroAssemblerX64::FrameAlign(int num_arguments) {
 }
 
 
-void RegExpMacroAssemblerX64::CallCFunction(Address function_address,
+void RegExpMacroAssemblerX64::CallCFunction(ExternalReference function,
                                             int num_arguments) {
   // Don't compile regexps with serialization enabled. The addresses of the C++
   // function being called isn't relocatable.
   ASSERT(!Serializer::enabled());
-  __ movq(rax, reinterpret_cast<intptr_t>(function_address), RelocInfo::NONE);
+  __ movq(rax, function);
   __ call(rax);
   ASSERT(OS::ActivationFrameAlignment() != 0);
 #ifdef _WIN64
@@ -1297,5 +1286,12 @@ void RegExpMacroAssemblerX64::LoadCurrentCharacterUnchecked(int cp_offset,
 }
 
 
+void RegExpCEntryStub::Generate(MacroAssembler* masm_) {
+  __ int3();  // Unused on x64.
+}
+
 #undef __
+
+#endif  // V8_NATIVE_REGEXP
+
 }}  // namespace v8::internal