Subzero. Enables moar complex relocation offsets.

src/IceTargetLowering.cpp

 //===- subzero/src/IceTargetLowering.cpp - Basic lowering implementation --===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 686 matching lines @@
 bool TargetLowering::shouldOptimizeMemIntrins() {
   return Ctx->getFlags().getOptLevel() >= Opt_1 ||
          Ctx->getFlags().getForceMemIntrinOpt();
 }
 
 void TargetLowering::emitWithoutPrefix(const ConstantRelocatable *C,
                                        const char *Suffix) const {
   if (!BuildDefs::dump())
     return;
   Ostream &Str = Ctx->getStrEmit();
+  const IceString &EmitStr = C->getEmitString();
+  if (!EmitStr.empty()) {
+    // C has a custom emit string, so we use it instead of the canonical
+    // Name + Offset form.
+    Str << EmitStr;
+    return;
+  }
   if (C->getSuppressMangling())
     Str << C->getName();
   else
     Str << Ctx->mangleName(C->getName());
   Str << Suffix;
   RelocOffsetT Offset = C->getOffset();
   if (Offset) {
     if (Offset > 0)
       Str << "+";
     Str << Offset;
@@ skipping 138 matching lines @@
   case Target_##X:                                                             \
     return ::X::createTargetHeaderLowering(Ctx);
 #include "llvm/Config/SZTargets.def"
 #undef SUBZERO_TARGET
   }
 }
 
 TargetHeaderLowering::~TargetHeaderLowering() = default;
 
 } // end of namespace Ice