Initial patch for a64.

src/jsregexp.cc

 // Copyright 2012 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 31 matching lines @@
 #include "regexp-macro-assembler.h"
 #include "regexp-macro-assembler-tracer.h"
 #include "regexp-macro-assembler-irregexp.h"
 #include "regexp-stack.h"
 
 #ifndef V8_INTERPRETED_REGEXP
 #if V8_TARGET_ARCH_IA32
 #include "ia32/regexp-macro-assembler-ia32.h"
 #elif V8_TARGET_ARCH_X64
 #include "x64/regexp-macro-assembler-x64.h"
+#elif V8_TARGET_ARCH_A64
+#include "a64/regexp-macro-assembler-a64.h"
 #elif V8_TARGET_ARCH_ARM
 #include "arm/regexp-macro-assembler-arm.h"
 #elif V8_TARGET_ARCH_MIPS
 #include "mips/regexp-macro-assembler-mips.h"
 #else
 #error Unsupported target architecture.
 #endif
 #endif
 
 #include "interpreter-irregexp.h"
@@ skipping 6026 matching lines @@
 
 #if V8_TARGET_ARCH_IA32
   RegExpMacroAssemblerIA32 macro_assembler(mode, (data->capture_count + 1) * 2,
                                            zone);
 #elif V8_TARGET_ARCH_X64
   RegExpMacroAssemblerX64 macro_assembler(mode, (data->capture_count + 1) * 2,
                                           zone);
 #elif V8_TARGET_ARCH_ARM
   RegExpMacroAssemblerARM macro_assembler(mode, (data->capture_count + 1) * 2,
                                           zone);
+#elif V8_TARGET_ARCH_A64
+  RegExpMacroAssemblerA64 macro_assembler(mode, (data->capture_count + 1) * 2,
+                                          zone);
 #elif V8_TARGET_ARCH_MIPS
   RegExpMacroAssemblerMIPS macro_assembler(mode, (data->capture_count + 1) * 2,
                                            zone);
+#else
+#error "Unsupported architecture"
 #endif
 
 #else  // V8_INTERPRETED_REGEXP
   // Interpreted regexp implementation.
   EmbeddedVector<byte, 1024> codes;
   RegExpMacroAssemblerIrregexp macro_assembler(codes, zone);
 #endif  // V8_INTERPRETED_REGEXP
 
   // Inserted here, instead of in Assembler, because it depends on information
   // in the AST that isn't replicated in the Node structure.
@@ skipping 12 matching lines @@
   }
 
   return compiler.Assemble(&macro_assembler,
                            node,
                            data->capture_count,
                            pattern);
 }
 
 
 }}  // namespace v8::internal