x86 source code hack and slash

Made a pass over the compiler source to get it into a compileable
state for the x86 target.  Lots of temporary #ifdefs, but it
compiles and makes it to oatArchInit().

Change-Id: Ib8bcd2a032e47dcb83430dbc479a29758e084359
diff --git a/src/compiler/codegen/x86/X86/Ralloc.cc b/src/compiler/codegen/x86/X86/Ralloc.cc
index 2e0bb94..86625c6 100644
--- a/src/compiler/codegen/x86/X86/Ralloc.cc
+++ b/src/compiler/codegen/x86/X86/Ralloc.cc
@@ -17,7 +17,7 @@
 namespace art {
 
 /*
- * This file contains codegen for the Mips ISA and is intended to be
+ * This file contains codegen for the X86 ISA and is intended to be
  * includes by:
  *
  *        Codegen-$(TARGET_ARCH_VARIANT).c