StackCheckFailureSnippet.hpp

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 * Copyright (c) 2000, 2018 IBM Corp. and others
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 * This program and the accompanying materials are made available under
 * the terms of the Eclipse Public License 2.0 which accompanies this
 * distribution and is available at https://www.eclipse.org/legal/epl-2.0/
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 * forth in the Eclipse Public License, v. 2.0 are satisfied: GNU
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 * OpenJDK Assembly Exception [2].
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#ifndef PPCSTACKCHECKFAILURESNIPPET_INCL
#define PPCSTACKCHECKFAILURESNIPPET_INCL

#include "codegen/Snippet.hpp"

#include <stdint.h>

namespace TR { class CodeGenerator; }
namespace TR { class LabelSymbol; }
namespace TR { class Node; }

namespace TR {

class PPCStackCheckFailureSnippet : public TR::Snippet
   {
   TR::LabelSymbol *reStartLabel;

   public:

   PPCStackCheckFailureSnippet(TR::CodeGenerator *cg,
                               TR::Node          *node,
                               TR::LabelSymbol *restartlab,
                               TR::LabelSymbol *snippetlab)
      : TR::Snippet(cg, node, snippetlab, false), reStartLabel(restartlab)
      {
      }

   virtual Kind getKind() { return IsStackCheckFailure; }

   TR::LabelSymbol *getReStartLabel()                  {return reStartLabel;}
   TR::LabelSymbol *setReStartLabel(TR::LabelSymbol *l) {return (reStartLabel = l);}

   virtual uint8_t *emitSnippetBody();

   virtual uint32_t getLength(int32_t estimatedSnippetStart);
   };

}

#endif