Subzero. Allocate global initializers from a dedicated arena.

src/IceGlobalInits.cpp

 //===- subzero/src/IceGlobalInits.cpp - Global declarations ---------------===//
 //
 //                        The Subzero Code Generator
 //
 // This file is distributed under the University of Illinois Open Source
 // License. See LICENSE.TXT for details.
 //
 //===----------------------------------------------------------------------===//
 ///
 /// \file
@@ skipping 120 matching lines @@
     else
       Stream << ", ";
     Stream << ArgTy;
   }
   Stream << ")";
 }
 
 void VariableDeclaration::dumpType(Ostream &Stream) const {
   if (!Ice::BuildDefs::dump())
     return;
-  if (Initializers->size() == 1) {
-    Initializers->front()->dumpType(Stream);
+  if (Initializers.size() == 1) {
+    Initializers.front()->dumpType(Stream);
   } else {
     Stream << "<{ ";
     bool IsFirst = true;
-    for (const std::unique_ptr<Initializer> &Init : *Initializers) {
+    for (const auto *Init : Initializers) {
       if (IsFirst) {
         IsFirst = false;
       } else {
         Stream << ", ";
       }
       Init->dumpType(Stream);
     }
     Stream << " }>";
   }
 }
 
 void VariableDeclaration::dump(Ostream &Stream) const {
   if (!Ice::BuildDefs::dump())
     return;
   Stream << "@" << Name << " = ";
   ::dumpLinkage(Stream, Linkage);
   Stream << " " << (IsConstant ? "constant" : "global") << " ";
 
   // Add initializer.
-  if (Initializers->size() == 1) {
-    Initializers->front()->dump(Stream);
+  if (Initializers.size() == 1) {
+    Initializers.front()->dump(Stream);
   } else {
     dumpType(Stream);
     Stream << " <{ ";
     bool IsFirst = true;
-    for (const std::unique_ptr<Initializer> &Init : *Initializers) {
+    for (const auto *Init : Initializers) {
       if (IsFirst) {
         IsFirst = false;
       } else {
         Stream << ", ";
       }
       Init->dump(Stream);
     }
     Stream << " }>";
   }
 
   // Add alignment.
   if (Alignment > 0)
     Stream << ", align " << Alignment;
   Stream << "\n";
 }
 
 void VariableDeclaration::Initializer::dumpType(Ostream &Stream) const {
   if (!Ice::BuildDefs::dump())
     return;
   Stream << "[" << getNumBytes() << " x " << Ice::IceType_i8 << "]";
 }
 
 void VariableDeclaration::DataInitializer::dump(Ostream &Stream) const {
   if (!Ice::BuildDefs::dump())
     return;
   dumpType(Stream);
   Stream << " c\"";
   // Code taken from PrintEscapedString() in AsmWriter.cpp. Keep the strings in
   // the same format as the .ll file for practical diffing.
-  for (uint8_t C : Contents) {
+  for (SizeT i = 0; i < ContentsSize; ++i) {
+    uint8_t C = Contents[i];
     if (isprint(C) && C != '\\' && C != '"')
       Stream << C;
     else
       Stream << '\\' << hexdigit(C >> 4) << hexdigit(C & 0x0F);
   }
   Stream << "\"";
 }
 
 void VariableDeclaration::ZeroInitializer::dump(Ostream &Stream) const {
   if (!Ice::BuildDefs::dump())
@@ skipping 23 matching lines @@
   dumpType(Stream);
   Stream << ")";
   if (Offset != 0) {
     Stream << ", ";
     dumpType(Stream);
     Stream << " " << Offset << ")";
   }
 }
 
 } // end of namespace Ice