Subzero. Buildable, non-functional TargetLoweringX8664.

src/IceTargetLoweringX8664.h

Index: src/IceTargetLoweringX8664.h
diff --git a/src/IceTargetLoweringX8664.h b/src/IceTargetLoweringX8664.h
index 791343ac482a442d6b206513d52e1f35d25ae066..718f1c5952adfc70a7055b90cb6f3c37650ead25 100644
--- a/src/IceTargetLoweringX8664.h
+++ b/src/IceTargetLoweringX8664.h
@@ -16,22 +16,48 @@
 #ifndef SUBZERO_SRC_ICETARGETLOWERINGX8664_H
 #define SUBZERO_SRC_ICETARGETLOWERINGX8664_H
 
+#include "IceAssemblerX8664.h"
 #include "IceCfg.h"
 #include "IceGlobalContext.h"
+#include "IceInstX8664.h"
 #include "IceTargetLowering.h"
+#include "IceTargetLoweringX8664Traits.h"
+#include "IceTargetLoweringX86Base.h"
 
 namespace Ice {
 
-class TargetX8664 : public TargetLowering {
+class TargetX8664 final : public ::Ice::X86Internal::TargetX86Base<TargetX8664> {
   TargetX8664() = delete;
   TargetX8664(const TargetX8664 &) = delete;
   TargetX8664 &operator=(const TargetX8664 &) = delete;
 
 public:
-  static TargetX8664 *create(Cfg *Func);
+  static TargetX8664 *create(Cfg *Func) { return new TargetX8664(Func); }
 
 private:
-  explicit TargetX8664(Cfg *Func) : TargetLowering(Func) {}
+  friend class ::Ice::X86Internal::TargetX86Base<TargetX8664>;
+
+  explicit TargetX8664(Cfg *Func) : ::Ice::X86Internal::TargetX86Base<TargetX8664>(Func) {}
+
+  Operand *createNaClReadTPSrcOperand() {
+    Variable *TDB = callNaClReadTp();
+    Variable *RZP = materializeRZP();
+    Constant *TPOffset = Ctx->getConstantInt8(0x20);
+    return Traits::X86OperandMem::create(Func, IceType_i32, RZP, TPOffset, TDB);
+  }
+
+  Variable *callNaClReadTp() {
+    Variable *TDB = makeReg(IceType_i32);
+    InstCall *Call = makeHelperCall(H_call_read_tp, TDB, 0);
+    lowerCall(Call);
+    return TDB;
+  }
+
+  Variable *materializeRZP() {
+    Variable *RZP = makeReg(IceType_i32, Traits::RegisterSet::Reg_r15d);
+    Context.insert(InstFakeDef::create(Func, RZP));
+    return RZP;
+  }
 };
 
 class TargetDataX8664 : public TargetDataLowering {
@@ -55,6 +81,7 @@ private:
   ENABLE_MAKE_UNIQUE;
 
   explicit TargetDataX8664(GlobalContext *Ctx) : TargetDataLowering(Ctx) {}
+  template <typename T> static void emitConstantPool(GlobalContext *Ctx);
 };
 
 class TargetHeaderX8664 : public TargetHeaderLowering {