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      1 //===-- SystemZ.td - SystemZ processors and features ---------*- tblgen -*-===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // Processor and feature definitions.
     11 //
     12 //===----------------------------------------------------------------------===//
     13 
     14 class SystemZFeature<string extname, string intname, string desc>
     15   : Predicate<"Subtarget->has"##intname##"()">,
     16     AssemblerPredicate<"Feature"##intname, extname>,
     17     SubtargetFeature<extname, "Has"##intname, "true", desc>;
     18 
     19 class SystemZMissingFeature<string intname>
     20   : Predicate<"!Subtarget->has"##intname##"()">;
     21 
     22 def FeatureDistinctOps : SystemZFeature<
     23   "distinct-ops", "DistinctOps",
     24   "Assume that the distinct-operands facility is installed"
     25 >;
     26 
     27 def FeatureLoadStoreOnCond : SystemZFeature<
     28   "load-store-on-cond", "LoadStoreOnCond",
     29   "Assume that the load/store-on-condition facility is installed"
     30 >;
     31 
     32 def FeatureLoadStoreOnCond2 : SystemZFeature<
     33   "load-store-on-cond-2", "LoadStoreOnCond2",
     34   "Assume that the load/store-on-condition facility 2 is installed"
     35 >;
     36 
     37 def FeatureHighWord : SystemZFeature<
     38   "high-word", "HighWord",
     39   "Assume that the high-word facility is installed"
     40 >;
     41 
     42 def FeatureFPExtension : SystemZFeature<
     43   "fp-extension", "FPExtension",
     44   "Assume that the floating-point extension facility is installed"
     45 >;
     46 
     47 def FeaturePopulationCount : SystemZFeature<
     48   "population-count", "PopulationCount",
     49   "Assume that the population-count facility is installed"
     50 >;
     51 
     52 def FeatureFastSerialization : SystemZFeature<
     53   "fast-serialization", "FastSerialization",
     54   "Assume that the fast-serialization facility is installed"
     55 >;
     56 
     57 def FeatureInterlockedAccess1 : SystemZFeature<
     58   "interlocked-access1", "InterlockedAccess1",
     59   "Assume that interlocked-access facility 1 is installed"
     60 >;
     61 def FeatureNoInterlockedAccess1 : SystemZMissingFeature<"InterlockedAccess1">;
     62 
     63 def FeatureMiscellaneousExtensions : SystemZFeature<
     64   "miscellaneous-extensions", "MiscellaneousExtensions",
     65   "Assume that the miscellaneous-extensions facility is installed"
     66 >;
     67 
     68 def FeatureTransactionalExecution : SystemZFeature<
     69   "transactional-execution", "TransactionalExecution",
     70   "Assume that the transactional-execution facility is installed"
     71 >;
     72 
     73 def FeatureProcessorAssist : SystemZFeature<
     74   "processor-assist", "ProcessorAssist",
     75   "Assume that the processor-assist facility is installed"
     76 >;
     77 
     78 def FeatureVector : SystemZFeature<
     79   "vector", "Vector",
     80   "Assume that the vectory facility is installed"
     81 >;
     82 def FeatureNoVector : SystemZMissingFeature<"Vector">;
     83 
     84 def : Processor<"generic", NoItineraries, []>;
     85 def : Processor<"z10", NoItineraries, []>;
     86 def : Processor<"z196", NoItineraries,
     87                 [FeatureDistinctOps, FeatureLoadStoreOnCond, FeatureHighWord,
     88                  FeatureFPExtension, FeaturePopulationCount,
     89                  FeatureFastSerialization, FeatureInterlockedAccess1]>;
     90 def : Processor<"zEC12", NoItineraries,
     91                 [FeatureDistinctOps, FeatureLoadStoreOnCond, FeatureHighWord,
     92                  FeatureFPExtension, FeaturePopulationCount,
     93                  FeatureFastSerialization, FeatureInterlockedAccess1,
     94                  FeatureMiscellaneousExtensions,
     95                  FeatureTransactionalExecution, FeatureProcessorAssist]>;
     96 def : Processor<"z13", NoItineraries,
     97                 [FeatureDistinctOps, FeatureLoadStoreOnCond, FeatureHighWord,
     98                  FeatureFPExtension, FeaturePopulationCount,
     99                  FeatureFastSerialization, FeatureInterlockedAccess1,
    100                  FeatureMiscellaneousExtensions,
    101                  FeatureTransactionalExecution, FeatureProcessorAssist,
    102                  FeatureVector, FeatureLoadStoreOnCond2]>;
    103