Fix code gen bug on arm and mips; SeqStringSetChar overwrites a register; Add better default PrintD…

src/hydrogen-instructions.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 788 matching lines @@
   PrintDataTo(stream);
   PrintRangeTo(stream);
   PrintChangesTo(stream);
   PrintTypeTo(stream);
   if (CheckFlag(HValue::kHasNoObservableSideEffects)) {
     stream->Add(" [noOSE]");
   }
 }
 
 
+void HInstruction::PrintDataTo(StringStream *stream) {
+  for (int i = 0; i < OperandCount(); ++i) {
+    if (i > 0) stream->Add(" ");
+    OperandAt(i)->PrintNameTo(stream);
+  }
+}
+
+
 void HInstruction::PrintMnemonicTo(StringStream* stream) {
   stream->Add("%s ", Mnemonic());
 }
 
 
 void HInstruction::Unlink() {
   ASSERT(IsLinked());
   ASSERT(!IsControlInstruction());  // Must never move control instructions.
   ASSERT(!IsBlockEntry());  // Doesn't make sense to delete these.
   ASSERT(previous_ != NULL);
@@ skipping 2835 matching lines @@
 
 
 void HCheckFunction::Verify() {
   HInstruction::Verify();
   ASSERT(HasNoUses());
 }
 
 #endif
 
 } }  // namespace v8::internal