def FeatureCrypto : SubtargetFeature<"crypto", "HasCrypto", "true",
"Enable support for Cryptography extensions",
[FeatureNEON]>;
+def FeatureCRC : SubtargetFeature<"crc", "HasCRC", "true",
+ "Enable support for CRC instructions">;
+
+// Cyclone has preferred instructions for zeroing VFP registers, which can
+// execute in 0 cycles.
+def FeatureZCZeroing : SubtargetFeature<"zcz", "HasZeroCycleZeroing", "true",
+ "Has zero-cycle zeroing instructions">;
// Some processors have FP multiply-accumulate instructions that don't
// play nicely with other VFP / NEON instructions, and it's generally better
def FeatureMP : SubtargetFeature<"mp", "HasMPExtension", "true",
"Supports Multiprocessing extension">;
+// Virtualization extension - requires HW divide (ARMv7-AR ARMARM - 4.4.8).
+def FeatureVirtualization : SubtargetFeature<"virtualization",
+ "HasVirtualization", "true",
+ "Supports Virtualization extension",
+ [FeatureHWDiv, FeatureHWDivARM]>;
+
// M-series ISA
def FeatureMClass : SubtargetFeature<"mclass", "ARMProcClass", "MClass",
"Is microcontroller profile ('M' series)">;
def HasV6Ops : SubtargetFeature<"v6", "HasV6Ops", "true",
"Support ARM v6 instructions",
[HasV5TEOps]>;
+def HasV6MOps : SubtargetFeature<"v6m", "HasV6MOps", "true",
+ "Support ARM v6M instructions",
+ [HasV6Ops]>;
def HasV6T2Ops : SubtargetFeature<"v6t2", "HasV6T2Ops", "true",
"Support ARM v6t2 instructions",
- [HasV6Ops, FeatureThumb2]>;
+ [HasV6MOps, FeatureThumb2]>;
def HasV7Ops : SubtargetFeature<"v7", "HasV7Ops", "true",
"Support ARM v7 instructions",
[HasV6T2Ops, FeaturePerfMon]>;
def HasV8Ops : SubtargetFeature<"v8", "HasV8Ops", "true",
"Support ARM v8 instructions",
- [HasV7Ops]>;
+ [HasV7Ops, FeatureVirtualization,
+ FeatureMP]>;
//===----------------------------------------------------------------------===//
// ARM Processors supported.
"Cortex-A5 ARM processors",
[FeatureSlowFPBrcc, FeatureHasSlowFPVMLx,
FeatureVMLxForwarding, FeatureT2XtPk,
- FeatureTrustZone]>;
+ FeatureTrustZone, FeatureMP]>;
+def ProcA7 : SubtargetFeature<"a7", "ARMProcFamily", "CortexA7",
+ "Cortex-A7 ARM processors",
+ [FeatureSlowFPBrcc, FeatureHasSlowFPVMLx,
+ FeatureVMLxForwarding, FeatureT2XtPk,
+ FeatureVFP4, FeatureMP,
+ FeatureHWDiv, FeatureHWDivARM,
+ FeatureTrustZone, FeatureVirtualization]>;
def ProcA8 : SubtargetFeature<"a8", "ARMProcFamily", "CortexA8",
"Cortex-A8 ARM processors",
[FeatureSlowFPBrcc, FeatureHasSlowFPVMLx,
FeatureHWDivARM, FeatureAvoidPartialCPSR,
FeatureAvoidMOVsShOp,
FeatureHasSlowFPVMLx, FeatureTrustZone]>;
+def ProcA12 : SubtargetFeature<"a12", "ARMProcFamily", "CortexA12",
+ "Cortex-A12 ARM processors",
+ [FeatureVMLxForwarding,
+ FeatureT2XtPk, FeatureVFP4,
+ FeatureHWDiv, FeatureHWDivARM,
+ FeatureAvoidPartialCPSR,
+ FeatureVirtualization,
+ FeatureTrustZone]>;
+
// FIXME: It has not been determined if A15 has these features.
def ProcA15 : SubtargetFeature<"a15", "ARMProcFamily", "CortexA15",
"Cortex-A15 ARM processors",
[FeatureT2XtPk, FeatureVFP4,
+ FeatureMP, FeatureHWDiv, FeatureHWDivARM,
FeatureAvoidPartialCPSR,
- FeatureTrustZone]>;
+ FeatureTrustZone, FeatureVirtualization]>;
+
+def ProcA53 : SubtargetFeature<"a53", "ARMProcFamily", "CortexA53",
+ "Cortex-A53 ARM processors",
+ [FeatureHWDiv, FeatureHWDivARM,
+ FeatureTrustZone, FeatureT2XtPk,
+ FeatureCrypto, FeatureCRC]>;
+
+def ProcA57 : SubtargetFeature<"a57", "ARMProcFamily", "CortexA57",
+ "Cortex-A57 ARM processors",
+ [FeatureHWDiv, FeatureHWDivARM,
+ FeatureTrustZone, FeatureT2XtPk,
+ FeatureCrypto, FeatureCRC]>;
+
def ProcR5 : SubtargetFeature<"r5", "ARMProcFamily", "CortexR5",
"Cortex-R5 ARM processors",
[FeatureSlowFPBrcc,
FeatureAvoidPartialCPSR,
FeatureT2XtPk]>;
+// FIXME: krait has currently the same features as A9
+// plus VFP4 and hardware division features.
+def ProcKrait : SubtargetFeature<"krait", "ARMProcFamily", "Krait",
+ "Qualcomm ARM processors",
+ [FeatureVMLxForwarding,
+ FeatureT2XtPk, FeatureFP16,
+ FeatureAvoidPartialCPSR,
+ FeatureTrustZone,
+ FeatureVFP4,
+ FeatureHWDiv,
+ FeatureHWDivARM]>;
+
+
+def FeatureAPCS : SubtargetFeature<"apcs", "TargetABI", "ARM_ABI_APCS",
+ "Use the APCS ABI">;
+
+def FeatureAAPCS : SubtargetFeature<"aapcs", "TargetABI", "ARM_ABI_AAPCS",
+ "Use the AAPCS ABI">;
+
+
class ProcNoItin<string Name, list<SubtargetFeature> Features>
: Processor<Name, NoItineraries, Features>;
FeatureHasSlowFPVMLx]>;
// V6M Processors.
-def : Processor<"cortex-m0", ARMV6Itineraries, [HasV6Ops, FeatureNoARM,
+def : Processor<"cortex-m0", ARMV6Itineraries, [HasV6MOps, FeatureNoARM,
FeatureDB, FeatureMClass]>;
// V6T2 Processors.
[ProcA5, HasV7Ops, FeatureNEON, FeatureDB,
FeatureVFP4, FeatureDSPThumb2,
FeatureHasRAS, FeatureAClass]>;
+def : ProcessorModel<"cortex-a7", CortexA8Model,
+ [ProcA7, HasV7Ops, FeatureNEON, FeatureDB,
+ FeatureDSPThumb2, FeatureHasRAS,
+ FeatureAClass]>;
def : ProcessorModel<"cortex-a8", CortexA8Model,
[ProcA8, HasV7Ops, FeatureNEON, FeatureDB,
FeatureDSPThumb2, FeatureHasRAS,
[ProcA9, HasV7Ops, FeatureNEON, FeatureDB,
FeatureDSPThumb2, FeatureMP,
FeatureHasRAS, FeatureAClass]>;
+
+// FIXME: A12 has currently the same Schedule model as A9
+def : ProcessorModel<"cortex-a12", CortexA9Model,
+ [ProcA12, HasV7Ops, FeatureNEON, FeatureDB,
+ FeatureDSPThumb2, FeatureMP,
+ FeatureHasRAS, FeatureAClass]>;
+
// FIXME: A15 has currently the same ProcessorModel as A9.
def : ProcessorModel<"cortex-a15", CortexA9Model,
[ProcA15, HasV7Ops, FeatureNEON, FeatureDB,
FeatureDSPThumb2, FeatureHasRAS,
FeatureAClass]>;
+
+// FIXME: krait has currently the same Schedule model as A9
+def : ProcessorModel<"krait", CortexA9Model,
+ [ProcKrait, HasV7Ops,
+ FeatureNEON, FeatureDB,
+ FeatureDSPThumb2, FeatureHasRAS,
+ FeatureAClass]>;
+
// FIXME: R5 has currently the same ProcessorModel as A8.
def : ProcessorModel<"cortex-r5", CortexA8Model,
[ProcR5, HasV7Ops, FeatureDB,
FeatureVFP3, FeatureDSPThumb2,
- FeatureHasRAS, FeatureRClass]>;
+ FeatureHasRAS, FeatureVFPOnlySP,
+ FeatureD16, FeatureRClass]>;
// V7M Processors.
def : ProcNoItin<"cortex-m3", [HasV7Ops,
FeatureThumb2, FeatureNoARM, FeatureDB,
FeatureHWDiv, FeatureDSPThumb2,
FeatureT2XtPk, FeatureVFP4,
- FeatureVFPOnlySP, FeatureMClass]>;
+ FeatureVFPOnlySP, FeatureD16,
+ FeatureMClass]>;
// Swift uArch Processors.
def : ProcessorModel<"swift", SwiftModel,
FeatureHasRAS, FeatureAClass]>;
// V8 Processors
-def : ProcNoItin<"cortex-a53", [HasV8Ops, FeatureAClass]>;
+def : ProcNoItin<"cortex-a53", [ProcA53, HasV8Ops, FeatureAClass,
+ FeatureDB, FeatureFPARMv8,
+ FeatureNEON, FeatureDSPThumb2]>;
+def : ProcNoItin<"cortex-a57", [ProcA57, HasV8Ops, FeatureAClass,
+ FeatureDB, FeatureFPARMv8,
+ FeatureNEON, FeatureDSPThumb2]>;
+
+// Cyclone is very similar to swift
+def : ProcessorModel<"cyclone", SwiftModel,
+ [ProcSwift, HasV8Ops, HasV7Ops,
+ FeatureCrypto, FeatureFPARMv8,
+ FeatureDB,FeatureDSPThumb2,
+ FeatureHasRAS, FeatureZCZeroing]>;
//===----------------------------------------------------------------------===//
// Register File Description
def ARMInstrInfo : InstrInfo;
-
-//===----------------------------------------------------------------------===//
-// Assembly printer
-//===----------------------------------------------------------------------===//
-// ARM Uses the MC printer for asm output, so make sure the TableGen
-// AsmWriter bits get associated with the correct class.
-def ARMAsmWriter : AsmWriter {
- string AsmWriterClassName = "InstPrinter";
- bit isMCAsmWriter = 1;
-}
-
//===----------------------------------------------------------------------===//
// Declare the target which we are implementing
//===----------------------------------------------------------------------===//
def ARM : Target {
// Pull in Instruction Info:
let InstructionSet = ARMInstrInfo;
-
- let AssemblyWriters = [ARMAsmWriter];
}
projects / oota-llvm.git / blobdiff