-//===- PPC.td - Describe the PowerPC Target Machine --------*- tablegen -*-===//
-//
+//===-- PPC.td - Describe the PowerPC Target Machine -------*- tablegen -*-===//
+//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
-//
+// 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 "../Target.td"
+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 FeatureISEL : SubtargetFeature<"isel","HasISEL", "true",
+ "Enable the isel instruction">;
+def FeaturePOPCNTD : SubtargetFeature<"popcntd","HasPOPCNTD", "true",
+ "Enable the popcnt[dw] instructions">;
+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
+// FLT_CVT p7 fcfids, fcfidu, fcfidus, fcfiduz, fctiwuz
+// FPRND p5x, p6, p6x, p7 frim, frin, frip, friz
+// FRE p5 through p7 fre (vs. fres, available since p3)
+// FRSQRTES p5 through p7 frsqrtes (vs. frsqrte, available since p3)
+// LDBRX p7 load with byte reversal
+// LFIWAX p6, p6x, p7 lfiwax
+// LFIWZX p7 lfiwzx
+// 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 "PowerPCRegisterInfo.td"
-include "PowerPCInstrInfo.td"
+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, FeatureISEL,
+ FeaturePOPCNTD, Feature64Bit
+ /*, Feature64BitRegs */]>;
+def : Processor<"a2q", PPCA2Itineraries, [DirectiveA2, FeatureBookE,
+ FeatureMFOCRF, FeatureFSqrt,
+ FeatureSTFIWX, FeatureISEL,
+ FeaturePOPCNTD, 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, Feature64Bit]>;
+def : Processor<"pwr6", G5Itineraries,
+ [DirectivePwr6, FeatureAltivec,
+ FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX,
+ Feature64Bit /*, Feature64BitRegs */]>;
+def : Processor<"pwr6x", G5Itineraries,
+ [DirectivePwr5x, FeatureAltivec, FeatureMFOCRF,
+ FeatureFSqrt, FeatureSTFIWX, Feature64Bit]>;
+def : Processor<"pwr7", G5Itineraries,
+ [DirectivePwr7, FeatureAltivec,
+ FeatureMFOCRF, FeatureFSqrt, FeatureSTFIWX,
+ FeatureISEL, FeaturePOPCNTD, 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 {
- // Pointers on PPC are 32-bits in size.
- let PointerType = i32;
-
- // According to the Mach-O Runtime ABI, these regs are nonvolatile across
- // calls
- let CalleeSavedRegisters = [R1, R13, R14, R15, R16, R17, R18, R19,
- R20, R21, R22, R23, R24, R25, R26, R27, R28, R29, R30, R31, F14, F15,
- F16, F17, F18, F19, F20, F21, F22, F23, F24, F25, F26, F27, F28, F29,
- F30, F31, CR2, CR3, CR4, LR];
-
- // Pull in Instruction Info:
- let InstructionSet = PowerPCInstrInfo;
+ // Information about the instructions.
+ let InstructionSet = PPCInstrInfo;
+
+ let AssemblyWriters = [PPCAsmWriter];
}
projects / oota-llvm.git / blobdiff