diff options
Diffstat (limited to 'lib/Target/Sparc/Sparc.td')
| -rw-r--r-- | lib/Target/Sparc/Sparc.td | 140 |
1 files changed, 97 insertions, 43 deletions
diff --git a/lib/Target/Sparc/Sparc.td b/lib/Target/Sparc/Sparc.td index c34122eef92f..7a3d12448d52 100644 --- a/lib/Target/Sparc/Sparc.td +++ b/lib/Target/Sparc/Sparc.td @@ -21,79 +21,133 @@ include "llvm/Target/Target.td" // def FeatureV9 - : SubtargetFeature<"v9", "IsV9", "true", - "Enable SPARC-V9 instructions">; + : SubtargetFeature<"v9", "IsV9", "true", "Enable SPARC-V9 instructions">; def FeatureV8Deprecated - : SubtargetFeature<"deprecated-v8", "V8DeprecatedInsts", "true", - "Enable deprecated V8 instructions in V9 mode">; + : SubtargetFeature<"deprecated-v8", "V8DeprecatedInsts", "true", + "Enable deprecated V8 instructions in V9 mode">; def FeatureVIS - : SubtargetFeature<"vis", "IsVIS", "true", - "Enable UltraSPARC Visual Instruction Set extensions">; + : SubtargetFeature<"vis", "IsVIS", "true", + "Enable UltraSPARC Visual Instruction Set extensions">; def FeatureVIS2 - : SubtargetFeature<"vis2", "IsVIS2", "true", - "Enable Visual Instruction Set extensions II">; + : SubtargetFeature<"vis2", "IsVIS2", "true", + "Enable Visual Instruction Set extensions II">; def FeatureVIS3 - : SubtargetFeature<"vis3", "IsVIS3", "true", - "Enable Visual Instruction Set extensions III">; + : SubtargetFeature<"vis3", "IsVIS3", "true", + "Enable Visual Instruction Set extensions III">; +def FeatureLeon + : SubtargetFeature<"leon", "IsLeon", "true", "Enable LEON extensions">; def FeatureHardQuad - : SubtargetFeature<"hard-quad-float", "HasHardQuad", "true", - "Enable quad-word floating point instructions">; + : SubtargetFeature<"hard-quad-float", "HasHardQuad", "true", + "Enable quad-word floating point instructions">; def UsePopc : SubtargetFeature<"popc", "UsePopc", "true", "Use the popc (population count) instruction">; +def FeatureSoftFloat + : SubtargetFeature<"soft-float", "UseSoftFloat", "true", + "Use software emulation for floating point">; + +//==== Features added predmoninantly for LEON subtarget support +include "LeonFeatures.td" + //===----------------------------------------------------------------------===// // Register File, Calling Conv, Instruction Descriptions //===----------------------------------------------------------------------===// include "SparcRegisterInfo.td" include "SparcCallingConv.td" +include "SparcSchedule.td" include "SparcInstrInfo.td" def SparcInstrInfo : InstrInfo; -def SparcAsmParser : AsmParser { - bit ShouldEmitMatchRegisterName = 0; -} +def SparcAsmParser : AsmParser { bit ShouldEmitMatchRegisterName = 0; } //===----------------------------------------------------------------------===// // SPARC processors supported. //===----------------------------------------------------------------------===// class Proc<string Name, list<SubtargetFeature> Features> - : Processor<Name, NoItineraries, Features>; - -def : Proc<"generic", []>; -def : Proc<"v7", []>; -def : Proc<"v8", []>; -def : Proc<"supersparc", []>; -def : Proc<"sparclite", []>; -def : Proc<"f934", []>; -def : Proc<"hypersparc", []>; -def : Proc<"sparclite86x", []>; -def : Proc<"sparclet", []>; -def : Proc<"tsc701", []>; -def : Proc<"v9", [FeatureV9]>; -def : Proc<"ultrasparc", [FeatureV9, FeatureV8Deprecated, FeatureVIS]>; -def : Proc<"ultrasparc3", [FeatureV9, FeatureV8Deprecated, FeatureVIS, - FeatureVIS2]>; -def : Proc<"niagara", [FeatureV9, FeatureV8Deprecated, FeatureVIS, - FeatureVIS2]>; -def : Proc<"niagara2", [FeatureV9, FeatureV8Deprecated, UsePopc, - FeatureVIS, FeatureVIS2]>; -def : Proc<"niagara3", [FeatureV9, FeatureV8Deprecated, UsePopc, - FeatureVIS, FeatureVIS2]>; -def : Proc<"niagara4", [FeatureV9, FeatureV8Deprecated, UsePopc, - FeatureVIS, FeatureVIS2, FeatureVIS3]>; - + : Processor<Name, NoItineraries, Features>; + +def : Proc<"generic", []>; +def : Proc<"v7", []>; +def : Proc<"v8", []>; +def : Proc<"supersparc", []>; +def : Proc<"sparclite", []>; +def : Proc<"f934", []>; +def : Proc<"hypersparc", []>; +def : Proc<"sparclite86x", []>; +def : Proc<"sparclet", []>; +def : Proc<"tsc701", []>; +def : Proc<"myriad2", []>; +def : Proc<"myriad2.1", []>; +def : Proc<"myriad2.2", []>; +def : Proc<"v9", [ FeatureV9 ]>; +def : Proc<"ultrasparc", [ FeatureV9, FeatureV8Deprecated, FeatureVIS ]>; +def : Proc<"ultrasparc3", + [ FeatureV9, FeatureV8Deprecated, FeatureVIS, FeatureVIS2 ]>; +def : Proc<"niagara", + [ FeatureV9, FeatureV8Deprecated, FeatureVIS, FeatureVIS2 ]>; +def : Proc<"niagara2", [ + FeatureV9, FeatureV8Deprecated, UsePopc, FeatureVIS, FeatureVIS2 +]>; +def : Proc<"niagara3", [ + FeatureV9, FeatureV8Deprecated, UsePopc, FeatureVIS, FeatureVIS2 +]>; +def : Proc<"niagara4", [ + FeatureV9, FeatureV8Deprecated, UsePopc, FeatureVIS, FeatureVIS2, FeatureVIS3 +]>; + +// LEON 2 FT generic +def : Processor<"leon2", LEON2Itineraries, [ FeatureLeon ]>; + +// LEON 2 FT (AT697E) +// AT697E: Provides full coverage of AT697E - covers all the erratum fixes for +// LEON2 AT697E +def : Processor<"at697e", LEON2Itineraries, [ + FeatureLeon, ReplaceSDIV, FixCALL, IgnoreZeroFlag, InsertNOPDoublePrecision +]>; + +// LEON 2 FT (AT697F) +// AT697F: Provides full coverage of AT697F - covers all the erratum fixes for +// LEON2 AT697F +def : Processor<"at697f", LEON2Itineraries, + [ FeatureLeon, InsertNOPDoublePrecision ]>; + +// LEON 3 FT generic +def : Processor<"leon3", LEON3Itineraries, [ FeatureLeon, UMACSMACSupport ]>; + +// LEON 3 FT (UT699). Provides features for the UT699 processor +// - covers all the erratum fixes for LEON3, but does not support the CASA +// instruction. +def : Processor<"ut699", LEON3Itineraries, [ + FeatureLeon, FixFSMULD, ReplaceFMULS, PreventRoundChange, + FixAllFDIVSQRT, InsertNOPLoad, FlushCacheLineSWAP, InsertNOPsLoadStore +]>; + +// LEON3 FT (GR712RC). Provides features for the GR712RC processor. +// - covers all the erratum fixed for LEON3 and support for the CASA +// instruction. +def : Processor<"gr712rc", LEON3Itineraries, + [ FeatureLeon, LeonCASA ]>; + +// LEON 4 FT generic +def : Processor<"leon4", LEON4Itineraries, + [ FeatureLeon, LeonCASA ]>; + +// GR740: Provides full coverage of GR740 - covers all the erratum fixes for +// LEON3 + support to CASA + LEON 4 instruction timings +def : Processor<"gr740", LEON4Itineraries, + [ FeatureLeon, LeonCASA ]> {} //===----------------------------------------------------------------------===// // Declare the target which we are implementing //===----------------------------------------------------------------------===// def SparcAsmWriter : AsmWriter { - string AsmWriterClassName = "InstPrinter"; + string AsmWriterClassName = "InstPrinter"; int PassSubtarget = 1; int Variant = 0; } @@ -101,6 +155,6 @@ def SparcAsmWriter : AsmWriter { def Sparc : Target { // Pull in Instruction Info: let InstructionSet = SparcInstrInfo; - let AssemblyParsers = [SparcAsmParser]; - let AssemblyWriters = [SparcAsmWriter]; + let AssemblyParsers = [ SparcAsmParser ]; + let AssemblyWriters = [ SparcAsmWriter ]; } |