Add constant blinding/pooling option for X8632 code translation

src/IceGlobalContext.cpp

 //===- subzero/src/IceGlobalContext.cpp - Global context defs -------------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 //
 // This file defines aspects of the compilation that persist across
@@ skipping 207 matching lines @@
                              ELFStreamer *ELFStr, const ClFlags &Flags)
     : ConstPool(new ConstantPool()), ErrorStatus(), StrDump(OsDump),
       StrEmit(OsEmit), StrError(OsError), Flags(Flags),
       RNG(Flags.getRandomSeed()), ObjectWriter(),
       OptQ(/*Sequential=*/Flags.isSequential(),
            /*MaxSize=*/Flags.getNumTranslationThreads()),
       // EmitQ is allowed unlimited size.
       EmitQ(/*Sequential=*/Flags.isSequential()),
       DataLowering(TargetDataLowering::createLowering(this)),
       HasSeenCode(false),
-      ProfileBlockInfoVarDecl(VariableDeclaration::create()) {
+      ProfileBlockInfoVarDecl(VariableDeclaration::create()),
+      RandomizationCookie(0) {
   assert(OsDump && "OsDump is not defined for GlobalContext");
   assert(OsEmit && "OsEmit is not defined for GlobalContext");
   assert(OsError && "OsError is not defined for GlobalContext");
   // Make sure thread_local fields are properly initialized before any
   // accesses are made.  Do this here instead of at the start of
   // main() so that all clients (e.g. unit tests) can benefit for
   // free.
   GlobalContext::TlsInit();
   Cfg::TlsInit();
   // Create a new ThreadContext for the current thread.  No need to
@@ skipping 507 matching lines @@
   case IceType_NUM:
     break;
   }
   llvm_unreachable("Unknown type");
 }
 
 ConstantList GlobalContext::getConstantPool(Type Ty) {
   switch (Ty) {
   case IceType_i1:
   case IceType_i8:
+    return getConstPool()->Integers8.getConstantPool();
   case IceType_i16:
+    return getConstPool()->Integers16.getConstantPool();
   case IceType_i32:
     return getConstPool()->Integers32.getConstantPool();
   case IceType_i64:
     return getConstPool()->Integers64.getConstantPool();
   case IceType_f32:
     return getConstPool()->Floats.getConstantPool();
   case IceType_f64:
     return getConstPool()->Doubles.getConstantPool();
   case IceType_v4i1:
   case IceType_v8i1:
@@ skipping 125 matching lines @@
   Ctx = Func->getContext();
   Active =
       Func->getFocusedTiming() || Ctx->getFlags().getSubzeroTimingEnabled();
   if (Active)
     Ctx->pushTimer(ID, StackID);
 }
 
 ICE_TLS_DEFINE_FIELD(GlobalContext::ThreadContext *, GlobalContext, TLS);
 
 } // end of namespace Ice