Make the predecoder an object with it's own switched header file. Start adding predecoding functionality to x86.

src/arch/SConscript:
src/arch/alpha/utility.hh:
src/arch/mips/utility.hh:
src/arch/sparc/utility.hh:
src/cpu/base.hh:
src/cpu/o3/fetch.hh:
src/cpu/o3/fetch_impl.hh:
src/cpu/simple/atomic.cc:
src/cpu/simple/base.cc:
src/cpu/simple/base.hh:
src/cpu/static_inst.hh:
src/arch/alpha/predecoder.hh:
src/arch/mips/predecoder.hh:
src/arch/sparc/predecoder.hh:
    Make the predecoder an object with it's own switched header file.

--HG--
extra : convert_revision : 77206e29089130e86b97164c30022a062699ba86

src/cpu/base.hh

@@ -34,11 +34,11 @@
 
 #include <vector>
 
+#include "arch/isa_traits.hh"
 #include "base/statistics.hh"
 #include "config/full_system.hh"
 #include "sim/eventq.hh"
 #include "mem/mem_object.hh"
-#include "arch/isa_traits.hh"
 
 #if FULL_SYSTEM
 #include "arch/interrupts.hh"
@@ -50,6 +50,11 @@ class ThreadContext;
 class System;
 class Port;
 
+namespace TheISA
+{
+    class Predecoder;
+}
+
 class CPUProgressEvent : public Event
 {
   protected:
@@ -125,6 +130,7 @@ class BaseCPU : public MemObject
 
   protected:
     std::vector<ThreadContext *> threadContexts;
+    std::vector<TheISA::Predecoder *> predecoders;
 
   public: