Faster string.replace with regexp pattern.

src/objects-debug.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 12 matching lines @@
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include "v8.h"
 
 #include "disassembler.h"
 #include "disasm.h"
 #include "macro-assembler.h"
+#include "jsregexp.h"
 
 namespace v8 { namespace internal {
 
 #ifdef DEBUG
 
 static const char* TypeToString(InstanceType type);
 
 
 void Object::Print() {
   if (IsSmi()) {
@@ skipping 646 matching lines @@
 void JSRegExp::JSRegExpVerify() {
   JSObjectVerify();
   ASSERT(data()->IsUndefined() || data()->IsFixedArray());
   switch (TypeTag()) {
     case JSRegExp::ATOM: {
       FixedArray* arr = FixedArray::cast(data());
       ASSERT(arr->get(JSRegExp::kAtomPatternIndex)->IsString());
       break;
     }
     case JSRegExp::IRREGEXP: {
-      bool is_native = FLAG_regexp_native;
-#ifdef ARM
-      // No native regexp on arm yet.
-      is_native = false;
-#endif
+      bool is_native = RegExpImpl::UseNativeRegexp();
+
       FixedArray* arr = FixedArray::cast(data());
       Object* ascii_data = arr->get(JSRegExp::kIrregexpASCIICodeIndex);
       ASSERT(ascii_data->IsTheHole()
           || (is_native ? ascii_data->IsCode() : ascii_data->IsByteArray()));
       Object* uc16_data = arr->get(JSRegExp::kIrregexpUC16CodeIndex);
       ASSERT(uc16_data->IsTheHole()
           || (is_native ? uc16_data->IsCode() : uc16_data->IsByteArray()));
       ASSERT(arr->get(JSRegExp::kIrregexpCaptureCountIndex)->IsSmi());
       ASSERT(arr->get(JSRegExp::kIrregexpMaxRegisterCountIndex)->IsSmi());
       break;
@@ skipping 374 matching lines @@
     }
     current = hash;
   }
   return true;
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal