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Diffstat (limited to 'utils/TableGen/DFAPacketizerEmitter.h')
-rw-r--r-- | utils/TableGen/DFAPacketizerEmitter.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/utils/TableGen/DFAPacketizerEmitter.h b/utils/TableGen/DFAPacketizerEmitter.h deleted file mode 100644 index 1727150..0000000 --- a/utils/TableGen/DFAPacketizerEmitter.h +++ /dev/null @@ -1,52 +0,0 @@ -//===- DFAPacketizerEmitter.h - Packetization DFA for a VLIW machine-------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This class parses the Schedule.td file and produces an API that can be used -// to reason about whether an instruction can be added to a packet on a VLIW -// architecture. The class internally generates a deterministic finite -// automaton (DFA) that models all possible mappings of machine instructions -// to functional units as instructions are added to a packet. -// -//===----------------------------------------------------------------------===// - -#include "llvm/ADT/DenseSet.h" -#include "llvm/TableGen/TableGenBackend.h" -#include <map> -#include <string> - -namespace llvm { -// -// class DFAGen: class that generates and prints out the DFA for resource -// tracking. -// -class DFAGen : public TableGenBackend { -private: - std::string TargetName; - // - // allInsnClasses is the set of all possible resources consumed by an - // InstrStage. - // - DenseSet<unsigned> allInsnClasses; - RecordKeeper &Records; - -public: - DFAGen(RecordKeeper &R); - - // - // collectAllInsnClasses: Populate allInsnClasses which is a set of units - // used in each stage. - // - void collectAllInsnClasses(const std::string &Name, - Record *ItinData, - unsigned &NStages, - raw_ostream &OS); - - void run(raw_ostream &OS); -}; -} |