Subzero. Enables moar complex relocation offsets.

src/IceGlobalContext.h

 //===- subzero/src/IceGlobalContext.h - Global context defs -----*- C++ -*-===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 21 matching lines @@
 #include <thread>
 #include <type_traits>
 #include <vector>
 
 namespace Ice {
 
 class ClFlags;
 class ConstantPool;
 class EmitterWorkItem;
 class FuncSigType;
+class RelocOffset;
 
 /// LockedPtr is a way to provide automatically locked access to some object.
 template <typename T> class LockedPtr {
   LockedPtr() = delete;
   LockedPtr(const LockedPtr &) = delete;
   LockedPtr &operator=(const LockedPtr &) = delete;
 
 public:
   LockedPtr(T *Value, GlobalLockType *Lock) : Value(Value), Lock(Lock) {
     Lock->lock();
@@ skipping 141 matching lines @@
   // the constant pool.
   Constant *getConstantInt(Type Ty, int64_t Value);
   Constant *getConstantInt1(int8_t ConstantInt1);
   Constant *getConstantInt8(int8_t ConstantInt8);
   Constant *getConstantInt16(int16_t ConstantInt16);
   Constant *getConstantInt32(int32_t ConstantInt32);
   Constant *getConstantInt64(int64_t ConstantInt64);
   Constant *getConstantFloat(float Value);
   Constant *getConstantDouble(double Value);
   /// Returns a symbolic constant.
+  Constant *getConstantSym(std::vector<RelocOffset *> Offset,

[Jim Stichnoth, 2016/02/02 17:13:44]

My radar goes off when I see the lack of const ref arg, but then I see some
std::move trickery along with {initializer} syntax, so presumably it needs to be
that way?

Same with emitString() in another file.

I'll take my answer offline. :)

[John, 2016/02/02 19:36:39]

Acknowledged.

+                           const IceString &Name, bool SuppressMangling);
   Constant *getConstantSym(RelocOffsetT Offset, const IceString &Name,
                            bool SuppressMangling);
   Constant *getConstantExternSym(const IceString &Name);
   /// Returns an undef.
   Constant *getConstantUndef(Type Ty);
   /// Returns a zero value.
   Constant *getConstantZero(Type Ty);
   /// getConstantPool() returns a copy of the constant pool for constants of a
   /// given type.
   ConstantList getConstantPool(Type Ty);
@@ skipping 385 matching lines @@
   explicit OstreamLocker(GlobalContext *Ctx) : Ctx(Ctx) { Ctx->lockStr(); }
   ~OstreamLocker() { Ctx->unlockStr(); }
 
 private:
   GlobalContext *const Ctx;
 };
 
 } // end of namespace Ice
 
 #endif // SUBZERO_SRC_ICEGLOBALCONTEXT_H