//===-- PPC.td - Describe the PowerPC Target Machine -------*- tablegen -*-===// // // The LLVM Compiler Infrastructure // // This file is distributed under the University of Illinois Open Source // License. See LICENSE.TXT for details. // //===----------------------------------------------------------------------===// // // This is the top level entry point for the PowerPC target. // //===----------------------------------------------------------------------===// // Get the target-independent interfaces which we are implementing. // include "llvm/Target/Target.td" //===----------------------------------------------------------------------===// // PowerPC Subtarget features. // //===----------------------------------------------------------------------===// // CPU Directives // //===----------------------------------------------------------------------===// def Directive440 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_440", "">; def Directive601 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_601", "">; def Directive602 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_602", "">; def Directive603 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_603", "">; def Directive604 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_603", "">; def Directive620 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_603", "">; def Directive7400: SubtargetFeature<"", "DarwinDirective", "PPC::DIR_7400", "">; def Directive750 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_750", "">; def Directive970 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_970", "">; def Directive32 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_32", "">; def Directive64 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_64", "">; def DirectiveA2 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_A2", "">; def DirectiveE500mc : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_E500mc", "">; def DirectiveE5500 : SubtargetFeature<"", "DarwinDirective", "PPC::DIR_E5500", "">; def DirectivePwr3: SubtargetFeature<"", "DarwinDirective", "PPC::DIR_PWR3", "">; def DirectivePwr4: SubtargetFeature<"", "DarwinDirective", "PPC::DIR_PWR4", "">; def DirectivePwr5: SubtargetFeature<"", "DarwinDirective", "PPC::DIR_PWR5", "">; def DirectivePwr5x: SubtargetFeature<"", "DarwinDirective", "PPC::DIR_PWR5X", "">; def DirectivePwr6: SubtargetFeature<"", "DarwinDirective", "PPC::DIR_PWR6", "">; def DirectivePwr6x: SubtargetFeature<"", "DarwinDirective", "PPC::DIR_PWR6X", "">; def DirectivePwr7: SubtargetFeature<"", "DarwinDirective", "PPC::DIR_PWR7", "">; def Feature64Bit : SubtargetFeature<"64bit","Has64BitSupport", "true", "Enable 64-bit instructions">; def Feature64BitRegs : SubtargetFeature<"64bitregs","Use64BitRegs", "true", "Enable 64-bit registers usage for ppc32 [beta]">; def FeatureAltivec : SubtargetFeature<"altivec","HasAltivec", "true", "Enable Altivec instructions">; def FeatureMFOCRF : SubtargetFeature<"mfocrf","HasMFOCRF", "true", "Enable the MFOCRF instruction">; def FeatureFSqrt : SubtargetFeature<"fsqrt","HasFSQRT", "true", "Enable the fsqrt instruction">; def FeatureSTFIWX : SubtargetFeature<"stfiwx","HasSTFIWX", "true", "Enable the stfiwx instruction">; def FeatureLFIWAX : SubtargetFeature<"lfiwax","HasLFIWAX", "true", "Enable the lfiwax instruction">; def FeatureFPRND : SubtargetFeature<"fprnd", "HasFPRND", "true", "Enable the fri[mnpz] instructions">; def FeatureFPCVT : SubtargetFeature<"fpcvt", "HasFPCVT", "true", "Enable fc[ft]* (unsigned and single-precision) and lfiwzx instructions">; def FeatureISEL : SubtargetFeature<"isel","HasISEL", "true", "Enable the isel instruction">; def FeaturePOPCNTD : SubtargetFeature<"popcntd","HasPOPCNTD", "true", "Enable the popcnt[dw] instructions">; def FeatureLDBRX : SubtargetFeature<"ldbrx","HasLDBRX", "true", "Enable the ldbrx instruction">; def FeatureBookE : SubtargetFeature<"booke", "IsBookE", "true", "Enable Book E instructions">; def FeatureQPX : SubtargetFeature<"qpx","HasQPX", "true", "Enable QPX instructions">; // Note: Future features to add when support is extended to more // recent ISA levels: // // CMPB p6, p6x, p7 cmpb // DFP p6, p6x, p7 decimal floating-point instructions // FRE p5 through p7 fre (vs. fres, available since p3) // FRSQRTES p5 through p7 frsqrtes (vs. frsqrte, available since p3) // POPCNTB p5 through p7 popcntb and related instructions // RECIP_PREC p6, p6x, p7 higher precision reciprocal estimates // VSX p7 vector-scalar instruction set //===----------------------------------------------------------------------===// // Register File Description //===----------------------------------------------------------------------===// include "PPCRegisterInfo.td" include "PPCSchedule.td" include "PPCInstrInfo.td" //===----------------------------------------------------------------------===// // PowerPC processors supported. // def : Processor<"generic", G3Itineraries, [Directive32]>; def : Processor<"440", PPC440Itineraries, [Directive440, FeatureISEL, FeatureBookE]>; def : Processor<"450", PPC440Itineraries, [Directive440, FeatureISEL, FeatureBookE]>; def : Processor<"601", G3Itineraries, [Directive601]>; def : Processor<"602", G3Itineraries, [Directive602]>; def : Processor<"603", G3Itineraries, [Directive603]>; def : Processor<"603e", G3Itineraries, [Directive603]>; def : Processor<"603ev", G3Itineraries, [Directive603]>; def : Processor<"604", G3Itineraries, [Directive604]>; def : Processor<"604e", G3Itineraries, [Directive604]>; def : Processor<"620", G3Itineraries, [Directive620]>; def : Processor<"750", G4Itineraries, [Directive750]>; def : Processor<"g3", G3Itineraries, [Directive750]>; def : Processor<"7400", G4Itineraries, [Directive7400, FeatureAltivec]>; def : Processor<"g4", G4Itineraries, [Directive7400, FeatureAltivec]>; def : Processor<"7450", G4PlusItineraries, [Directive7400, FeatureAltivec]>; def : Processor<"g4+", G4PlusItineraries, [Directive7400, FeatureAltivec]>; def : Processor<"970", G5Itineraries, [Directive970, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, Feature64Bit /*, Feature64BitRegs */]>; def : Processor<"g5", G5Itineraries, [Directive970, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, Feature64Bit /*, Feature64BitRegs */]>; def : ProcessorModel<"e500mc", PPCE500mcModel, [DirectiveE500mc, FeatureMFOCRF, FeatureSTFIWX, FeatureBookE, FeatureISEL]>; def : ProcessorModel<"e5500", PPCE5500Model, [DirectiveE5500, FeatureMFOCRF, Feature64Bit, FeatureSTFIWX, FeatureBookE, FeatureISEL]>; def : Processor<"a2", PPCA2Itineraries, [DirectiveA2, FeatureBookE, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, FeatureLFIWAX, FeatureFPRND, FeatureFPCVT, FeatureISEL, FeaturePOPCNTD, FeatureLDBRX, Feature64Bit /*, Feature64BitRegs */]>; def : Processor<"a2q", PPCA2Itineraries, [DirectiveA2, FeatureBookE, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, FeatureLFIWAX, FeatureFPRND, FeatureFPCVT, FeatureISEL, FeaturePOPCNTD, FeatureLDBRX, Feature64Bit /*, Feature64BitRegs */, FeatureQPX]>; def : Processor<"pwr3", G5Itineraries, [DirectivePwr3, FeatureAltivec, FeatureMFOCRF, FeatureSTFIWX, Feature64Bit]>; def : Processor<"pwr4", G5Itineraries, [DirectivePwr4, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, Feature64Bit]>; def : Processor<"pwr5", G5Itineraries, [DirectivePwr5, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, Feature64Bit]>; def : Processor<"pwr5x", G5Itineraries, [DirectivePwr5x, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, FeatureFPRND, Feature64Bit]>; def : Processor<"pwr6", G5Itineraries, [DirectivePwr6, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, FeatureLFIWAX, FeatureFPRND, Feature64Bit /*, Feature64BitRegs */]>; def : Processor<"pwr6x", G5Itineraries, [DirectivePwr5x, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, FeatureLFIWAX, FeatureFPRND, Feature64Bit]>; def : Processor<"pwr7", G5Itineraries, [DirectivePwr7, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, FeatureLFIWAX, FeatureFPRND, FeatureFPCVT, FeatureISEL, FeaturePOPCNTD, FeatureLDBRX, Feature64Bit /*, Feature64BitRegs */]>; def : Processor<"ppc", G3Itineraries, [Directive32]>; def : Processor<"ppc64", G5Itineraries, [Directive64, FeatureAltivec, FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX, Feature64Bit /*, Feature64BitRegs */]>; //===----------------------------------------------------------------------===// // Calling Conventions //===----------------------------------------------------------------------===// include "PPCCallingConv.td" def PPCInstrInfo : InstrInfo { let isLittleEndianEncoding = 1; } def PPCAsmWriter : AsmWriter { string AsmWriterClassName = "InstPrinter"; bit isMCAsmWriter = 1; } def PPC : Target { // Information about the instructions. let InstructionSet = PPCInstrInfo; let AssemblyWriters = [PPCAsmWriter]; }