| //===- ARM.td - Describe the ARM Target Machine -----------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // |
| //===----------------------------------------------------------------------===// |
| |
| //===----------------------------------------------------------------------===// |
| // Target-independent interfaces which we are implementing |
| //===----------------------------------------------------------------------===// |
| |
| include "llvm/Target/Target.td" |
| |
| //===----------------------------------------------------------------------===// |
| // ARM Subtarget features. |
| // |
| |
| def ArchV4T : SubtargetFeature<"v4t", "ARMArchVersion", "V4T", |
| "ARM v4T">; |
| def ArchV5T : SubtargetFeature<"v5t", "ARMArchVersion", "V5T", |
| "ARM v5T">; |
| def ArchV5TE : SubtargetFeature<"v5te", "ARMArchVersion", "V5TE", |
| "ARM v5TE, v5TEj, v5TExp">; |
| def ArchV6 : SubtargetFeature<"v6", "ARMArchVersion", "V6", |
| "ARM v6">; |
| def ArchV6T2 : SubtargetFeature<"v6t2", "ARMArchVersion", "V6T2", |
| "ARM v6t2">; |
| def ArchV7A : SubtargetFeature<"v7a", "ARMArchVersion", "V7A", |
| "ARM v7A">; |
| def FeatureVFP2 : SubtargetFeature<"vfp2", "ARMFPUType", "VFPv2", |
| "Enable VFP2 instructions">; |
| def FeatureVFP3 : SubtargetFeature<"vfp3", "ARMFPUType", "VFPv3", |
| "Enable VFP3 instructions">; |
| def FeatureNEON : SubtargetFeature<"neon", "ARMFPUType", "NEON", |
| "Enable NEON instructions">; |
| def FeatureThumb2 : SubtargetFeature<"thumb2", "ThumbMode", "Thumb2", |
| "Enable Thumb2 instructions">; |
| def FeatureNEONFP : SubtargetFeature<"neonfp", "UseNEONForSinglePrecisionFP", |
| "true", |
| "Use NEON for single-precision FP">; |
| |
| //===----------------------------------------------------------------------===// |
| // ARM Processors supported. |
| // |
| |
| include "ARMSchedule.td" |
| |
| class ProcNoItin<string Name, list<SubtargetFeature> Features> |
| : Processor<Name, GenericItineraries, Features>; |
| |
| // V4 Processors. |
| def : ProcNoItin<"generic", []>; |
| def : ProcNoItin<"arm8", []>; |
| def : ProcNoItin<"arm810", []>; |
| def : ProcNoItin<"strongarm", []>; |
| def : ProcNoItin<"strongarm110", []>; |
| def : ProcNoItin<"strongarm1100", []>; |
| def : ProcNoItin<"strongarm1110", []>; |
| |
| // V4T Processors. |
| def : ProcNoItin<"arm7tdmi", [ArchV4T]>; |
| def : ProcNoItin<"arm7tdmi-s", [ArchV4T]>; |
| def : ProcNoItin<"arm710t", [ArchV4T]>; |
| def : ProcNoItin<"arm720t", [ArchV4T]>; |
| def : ProcNoItin<"arm9", [ArchV4T]>; |
| def : ProcNoItin<"arm9tdmi", [ArchV4T]>; |
| def : ProcNoItin<"arm920", [ArchV4T]>; |
| def : ProcNoItin<"arm920t", [ArchV4T]>; |
| def : ProcNoItin<"arm922t", [ArchV4T]>; |
| def : ProcNoItin<"arm940t", [ArchV4T]>; |
| def : ProcNoItin<"ep9312", [ArchV4T]>; |
| |
| // V5T Processors. |
| def : ProcNoItin<"arm10tdmi", [ArchV5T]>; |
| def : ProcNoItin<"arm1020t", [ArchV5T]>; |
| |
| // V5TE Processors. |
| def : ProcNoItin<"arm9e", [ArchV5TE]>; |
| def : ProcNoItin<"arm926ej-s", [ArchV5TE]>; |
| def : ProcNoItin<"arm946e-s", [ArchV5TE]>; |
| def : ProcNoItin<"arm966e-s", [ArchV5TE]>; |
| def : ProcNoItin<"arm968e-s", [ArchV5TE]>; |
| def : ProcNoItin<"arm10e", [ArchV5TE]>; |
| def : ProcNoItin<"arm1020e", [ArchV5TE]>; |
| def : ProcNoItin<"arm1022e", [ArchV5TE]>; |
| def : ProcNoItin<"xscale", [ArchV5TE]>; |
| def : ProcNoItin<"iwmmxt", [ArchV5TE]>; |
| |
| // V6 Processors. |
| def : Processor<"arm1136j-s", V6Itineraries, |
| [ArchV6]>; |
| def : Processor<"arm1136jf-s", V6Itineraries, |
| [ArchV6, FeatureVFP2]>; |
| def : Processor<"arm1176jz-s", V6Itineraries, |
| [ArchV6]>; |
| def : Processor<"arm1176jzf-s", V6Itineraries, |
| [ArchV6, FeatureVFP2]>; |
| def : Processor<"mpcorenovfp", V6Itineraries, |
| [ArchV6]>; |
| def : Processor<"mpcore", V6Itineraries, |
| [ArchV6, FeatureVFP2]>; |
| |
| // V6T2 Processors. |
| def : Processor<"arm1156t2-s", V6Itineraries, |
| [ArchV6T2, FeatureThumb2]>; |
| def : Processor<"arm1156t2f-s", V6Itineraries, |
| [ArchV6T2, FeatureThumb2, FeatureVFP2]>; |
| |
| // V7 Processors. |
| def : Processor<"cortex-a8", CortexA8Itineraries, |
| [ArchV7A, FeatureThumb2, FeatureNEON, FeatureNEONFP]>; |
| def : Processor<"cortex-a9", CortexA9Itineraries, |
| [ArchV7A, FeatureThumb2, FeatureNEON]>; |
| |
| //===----------------------------------------------------------------------===// |
| // Register File Description |
| //===----------------------------------------------------------------------===// |
| |
| include "ARMRegisterInfo.td" |
| |
| include "ARMCallingConv.td" |
| |
| //===----------------------------------------------------------------------===// |
| // Instruction Descriptions |
| //===----------------------------------------------------------------------===// |
| |
| include "ARMInstrInfo.td" |
| |
| def ARMInstrInfo : InstrInfo { |
| // Define how we want to layout our target-specific information field. |
| let TSFlagsFields = ["AddrModeBits", |
| "SizeFlag", |
| "IndexModeBits", |
| "Form", |
| "isUnaryDataProc"]; |
| let TSFlagsShifts = [0, |
| 4, |
| 7, |
| 9, |
| 15]; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Declare the target which we are implementing |
| //===----------------------------------------------------------------------===// |
| |
| def ARM : Target { |
| // Pull in Instruction Info: |
| let InstructionSet = ARMInstrInfo; |
| } |
