Index: lib/Target/ARM/ARM.td =================================================================== --- lib/Target/ARM/ARM.td +++ lib/Target/ARM/ARM.td @@ -20,126 +20,162 @@ // ARM Helper classes. // -class ProcNoItin Features> - : Processor; - -class Architecture features > +class Architecture features> : SubtargetFeature; +class ProcNoItin Features> + : Processor; + + //===----------------------------------------------------------------------===// // ARM Subtarget state. // -def ModeThumb : SubtargetFeature<"thumb-mode", "InThumbMode", "true", - "Thumb mode">; +def ModeThumb : SubtargetFeature<"thumb-mode", "InThumbMode", + "true", "Thumb mode">; + +def ModeSoftFloat : SubtargetFeature<"soft-float","UseSoftFloat", + "true", "Use software floating " + "point features.">; -def ModeSoftFloat : SubtargetFeature<"soft-float", "UseSoftFloat", "true", - "Use software floating point features.">; //===----------------------------------------------------------------------===// // ARM Subtarget features. // -def FeatureVFP2 : SubtargetFeature<"vfp2", "HasVFPv2", "true", - "Enable VFP2 instructions">; -def FeatureVFP3 : SubtargetFeature<"vfp3", "HasVFPv3", "true", - "Enable VFP3 instructions", - [FeatureVFP2]>; -def FeatureNEON : SubtargetFeature<"neon", "HasNEON", "true", - "Enable NEON instructions", - [FeatureVFP3]>; -def FeatureThumb2 : SubtargetFeature<"thumb2", "HasThumb2", "true", - "Enable Thumb2 instructions">; -def FeatureNoARM : SubtargetFeature<"noarm", "NoARM", "true", - "Does not support ARM mode execution", - [ModeThumb]>; -def FeatureFP16 : SubtargetFeature<"fp16", "HasFP16", "true", - "Enable half-precision floating point">; -def FeatureVFP4 : SubtargetFeature<"vfp4", "HasVFPv4", "true", - "Enable VFP4 instructions", - [FeatureVFP3, FeatureFP16]>; -def FeatureFPARMv8 : SubtargetFeature<"fp-armv8", "HasFPARMv8", - "true", "Enable ARMv8 FP", - [FeatureVFP4]>; -def FeatureFullFP16 : SubtargetFeature<"fullfp16", "HasFullFP16", "true", - "Enable full half-precision floating point", - [FeatureFPARMv8]>; -def FeatureD16 : SubtargetFeature<"d16", "HasD16", "true", - "Restrict FP to 16 double registers">; -def FeatureHWDivThumb : SubtargetFeature<"hwdiv", "HasHardwareDivideInThumb", - "true", - "Enable divide instructions in Thumb">; -def FeatureHWDivARM : SubtargetFeature<"hwdiv-arm", - "HasHardwareDivideInARM", "true", - "Enable divide instructions in ARM mode">; -def FeatureDB : SubtargetFeature<"db", "HasDataBarrier", "true", - "Has data barrier (dmb / dsb) instructions">; -def FeatureV7Clrex : SubtargetFeature<"v7clrex", "HasV7Clrex", "true", - "Has v7 clrex instruction">; +// Floating Point, HW Division and Neon Support +def FeatureVFP2 : SubtargetFeature<"vfp2", "HasVFPv2", "true", + "Enable VFP2 instructions">; + +def FeatureVFP3 : SubtargetFeature<"vfp3", "HasVFPv3", "true", + "Enable VFP3 instructions", + [FeatureVFP2]>; + +def FeatureNEON : SubtargetFeature<"neon", "HasNEON", "true", + "Enable NEON instructions", + [FeatureVFP3]>; + +def FeatureFP16 : SubtargetFeature<"fp16", "HasFP16", "true", + "Enable half-precision floating point">; + +def FeatureVFP4 : SubtargetFeature<"vfp4", "HasVFPv4", "true", + "Enable VFP4 instructions", + [FeatureVFP3, FeatureFP16]>; + +def FeatureFPARMv8 : SubtargetFeature<"fp-armv8", "HasFPARMv8", + "true", "Enable ARMv8 FP", + [FeatureVFP4]>; + +def FeatureFullFP16 : SubtargetFeature<"fullfp16", "HasFullFP16", "true", + "Enable full half-precision " + "floating point", + [FeatureFPARMv8]>; + +def FeatureVFPOnlySP : SubtargetFeature<"fp-only-sp", "FPOnlySP", "true", + "Floating point unit supports " + "single precision only">; + +def FeatureD16 : SubtargetFeature<"d16", "HasD16", "true", + "Restrict FP to 16 double registers">; + +def FeatureHWDivThumb : SubtargetFeature<"hwdiv", + "HasHardwareDivideInThumb", "true", + "Enable divide instructions in Thumb">; + +def FeatureHWDivARM : SubtargetFeature<"hwdiv-arm", + "HasHardwareDivideInARM", "true", + "Enable divide instructions in ARM mode">; + +// Atomic Support +def FeatureDB : SubtargetFeature<"db", "HasDataBarrier", "true", + "Has data barrier (dmb/dsb) instructions">; + +def FeatureV7Clrex : SubtargetFeature<"v7clrex", "HasV7Clrex", "true", + "Has v7 clrex instruction">; + def FeatureAcquireRelease : SubtargetFeature<"acquire-release", "HasAcquireRelease", "true", - "Has v8 acquire/release (lda/ldaex etc) instructions">; -def FeatureSlowFPBrcc : SubtargetFeature<"slow-fp-brcc", "SlowFPBrcc", "true", - "FP compare + branch is slow">; -def FeatureVFPOnlySP : SubtargetFeature<"fp-only-sp", "FPOnlySP", "true", - "Floating point unit supports single precision only">; -def FeaturePerfMon : SubtargetFeature<"perfmon", "HasPerfMon", "true", - "Enable support for Performance Monitor extensions">; -def FeatureTrustZone : SubtargetFeature<"trustzone", "HasTrustZone", "true", - "Enable support for TrustZone security extensions">; -def Feature8MSecExt : SubtargetFeature<"8msecext", "Has8MSecExt", "true", - "Enable support for ARMv8-M Security Extensions">; -def FeatureCrypto : SubtargetFeature<"crypto", "HasCrypto", "true", - "Enable support for Cryptography extensions", - [FeatureNEON]>; -def FeatureCRC : SubtargetFeature<"crc", "HasCRC", "true", - "Enable support for CRC instructions">; + "Has v8 acquire/release (lda/ldaex " + " etc) instructions">; + + +def FeatureSlowFPBrcc : SubtargetFeature<"slow-fp-brcc", "SlowFPBrcc", "true", + "FP compare + branch is slow">; + +def FeaturePerfMon : SubtargetFeature<"perfmon", "HasPerfMon", "true", + "Enable support for Performance " + "Monitor extensions">; + + +// TrustZone Security Extensions +def FeatureTrustZone : SubtargetFeature<"trustzone", "HasTrustZone", "true", + "Enable support for TrustZone " + "security extensions">; + +def Feature8MSecExt : SubtargetFeature<"8msecext", "Has8MSecExt", "true", + "Enable support for ARMv8-M " + "Security Extensions">; + +def FeatureCrypto : SubtargetFeature<"crypto", "HasCrypto", "true", + "Enable support for " + "Cryptography extensions", + [FeatureNEON]>; + +def FeatureCRC : SubtargetFeature<"crc", "HasCRC", "true", + "Enable support for CRC instructions">; + + // Not to be confused with FeatureHasRetAddrStack (return address stack) -def FeatureRAS : SubtargetFeature<"ras", "HasRAS", "true", - "Enable Reliability, Availability and Serviceability extensions">; -def FeatureFPAO : SubtargetFeature<"fpao", "HasFPAO", "true", - "Enable fast computation of positive address offsets">; -def FeatureFuseAES : SubtargetFeature<"fuse-aes", "HasFuseAES", "true", - "CPU fuses AES crypto operations">; - -// 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">; - -// Whether or not it may be profitable to unpredicate certain instructions -// during if conversion. +def FeatureRAS : SubtargetFeature<"ras", "HasRAS", "true", + "Enable Reliability, Availability " + "and Serviceability extensions">; + +// Fast computation of non-negative address offsets +def FeatureFPAO : SubtargetFeature<"fpao", "HasFPAO", "true", + "Enable fast computation of " + "positive address offsets">; + +// Fast execution of AES crypto operations +def FeatureFuseAES : SubtargetFeature<"fuse-aes", "HasFuseAES", "true", + "CPU fuses AES crypto operations">; + +// Cyclone can zero VFP registers in 0 cycles. +def FeatureZCZeroing : SubtargetFeature<"zcz", "HasZeroCycleZeroing", "true", + "Has zero-cycle zeroing instructions">; + +// Whether it is profitable to unpredicate certain instructions during if-conversion def FeatureProfUnpredicate : SubtargetFeature<"prof-unpr", - "IsProfitableToUnpredicate", - "true", + "IsProfitableToUnpredicate", "true", "Is profitable to unpredicate">; // Some targets (e.g. Swift) have microcoded VGETLNi32. -def FeatureSlowVGETLNi32 : SubtargetFeature<"slow-vgetlni32", - "HasSlowVGETLNi32", "true", - "Has slow VGETLNi32 - prefer VMOV">; +def FeatureSlowVGETLNi32 : SubtargetFeature<"slow-vgetlni32", + "HasSlowVGETLNi32", "true", + "Has slow VGETLNi32 - prefer VMOV">; // Some targets (e.g. Swift) have microcoded VDUP32. -def FeatureSlowVDUP32 : SubtargetFeature<"slow-vdup32", "HasSlowVDUP32", "true", - "Has slow VDUP32 - prefer VMOV">; +def FeatureSlowVDUP32 : SubtargetFeature<"slow-vdup32", "HasSlowVDUP32", + "true", + "Has slow VDUP32 - prefer VMOV">; // Some targets (e.g. Cortex-A9) prefer VMOVSR to VMOVDRR even when using NEON // for scalar FP, as this allows more effective execution domain optimization. -def FeaturePreferVMOVSR : SubtargetFeature<"prefer-vmovsr", "PreferVMOVSR", - "true", "Prefer VMOVSR">; +def FeaturePreferVMOVSR : SubtargetFeature<"prefer-vmovsr", "PreferVMOVSR", + "true", "Prefer VMOVSR">; // Swift has ISHST barriers compatible with Atomic Release semantics but weaker // than ISH def FeaturePrefISHSTBarrier : SubtargetFeature<"prefer-ishst", "PreferISHST", - "true", "Prefer ISHST barriers">; + "true", "Prefer ISHST barriers">; // Some targets (e.g. Cortex-A9) have muxed AGU and NEON/FPU. -def FeatureMuxedUnits : SubtargetFeature<"muxed-units", "HasMuxedUnits", "true", - "Has muxed AGU and NEON/FPU">; +def FeatureMuxedUnits : SubtargetFeature<"muxed-units", "HasMuxedUnits", + "true", + "Has muxed AGU and NEON/FPU">; -// On some targets, a VLDM/VSTM starting with an odd register number needs more -// microops than single VLDRS. +// Whether VLDM/VSTM starting with odd register number need more microops +// than single VLDRS def FeatureSlowOddRegister : SubtargetFeature<"slow-odd-reg", "SlowOddRegister", "true", "VLDM/VSTM starting with an odd register is slow">; @@ -147,14 +183,16 @@ def FeatureSlowLoadDSubreg : SubtargetFeature<"slow-load-D-subreg", "SlowLoadDSubregister", "true", "Loading into D subregs is slow">; + // Some targets (e.g. Cortex-A15) never want VMOVS to be widened to VMOVD. def FeatureDontWidenVMOVS : SubtargetFeature<"dont-widen-vmovs", "DontWidenVMOVS", "true", "Don't widen VMOVS to VMOVD">; // Whether or not it is profitable to expand VFP/NEON MLA/MLS instructions. -def FeatureExpandMLx : SubtargetFeature<"expand-fp-mlx", "ExpandMLx", "true", - "Expand VFP/NEON MLA/MLS instructions">; +def FeatureExpandMLx : SubtargetFeature<"expand-fp-mlx", + "ExpandMLx", "true", + "Expand VFP/NEON MLA/MLS instructions">; // Some targets have special RAW hazards for VFP/NEON VMLA/VMLS. def FeatureHasVMLxHazards : SubtargetFeature<"vmlx-hazards", "HasVMLxHazards", @@ -162,15 +200,18 @@ // Some targets (e.g. Cortex-A9) want to convert VMOVRS, VMOVSR and VMOVS from // VFP to NEON, as an execution domain optimization. -def FeatureNEONForFPMovs : SubtargetFeature<"neon-fpmovs", "UseNEONForFPMovs", - "true", "Convert VMOVSR, VMOVRS, VMOVS to NEON">; +def FeatureNEONForFPMovs : SubtargetFeature<"neon-fpmovs", + "UseNEONForFPMovs", "true", + "Convert VMOVSR, VMOVRS, " + "VMOVS to NEON">; // Some processors benefit from using NEON instructions for scalar // single-precision FP operations. This affects instruction selection and should // only be enabled if the handling of denormals is not important. -def FeatureNEONForFP : SubtargetFeature<"neonfp", "UseNEONForSinglePrecisionFP", - "true", - "Use NEON for single precision FP">; +def FeatureNEONForFP : SubtargetFeature<"neonfp", + "UseNEONForSinglePrecisionFP", + "true", + "Use NEON for single precision FP">; // On some processors, VLDn instructions that access unaligned data take one // extra cycle. Take that into account when computing operand latencies. @@ -181,17 +222,17 @@ // Some processors have a nonpipelined VFP coprocessor. def FeatureNonpipelinedVFP : SubtargetFeature<"nonpipelined-vfp", "NonpipelinedVFP", "true", - "VFP instructions are not pipelined">; + "VFP instructions are not pipelined">; // Some processors have FP multiply-accumulate instructions that don't // play nicely with other VFP / NEON instructions, and it's generally better // to just not use them. -def FeatureHasSlowFPVMLx : SubtargetFeature<"slowfpvmlx", "SlowFPVMLx", "true", - "Disable VFP / NEON MAC instructions">; +def FeatureHasSlowFPVMLx : SubtargetFeature<"slowfpvmlx", "SlowFPVMLx", "true", + "Disable VFP / NEON MAC instructions">; // Cortex-A8 / A9 Advanced SIMD has multiplier accumulator forwarding. def FeatureVMLxForwarding : SubtargetFeature<"vmlx-forwarding", - "HasVMLxForwarding", "true", + "HasVMLxForwarding", "true", "Has multiplier accumulator forwarding">; // Disable 32-bit to 16-bit narrowing for experimentation. @@ -213,9 +254,10 @@ "true", "Disable +1 predication cost for instructions updating CPSR">; -def FeatureAvoidMOVsShOp : SubtargetFeature<"avoid-movs-shop", - "AvoidMOVsShifterOperand", "true", - "Avoid movs instructions with shifter operand">; +def FeatureAvoidMOVsShOp : SubtargetFeature<"avoid-movs-shop", + "AvoidMOVsShifterOperand", "true", + "Avoid movs instructions with " + "shifter operand">; // Some processors perform return stack prediction. CodeGen should avoid issue // "normal" call instructions to callees which do not return. @@ -230,63 +272,79 @@ "Has no branch predictor">; /// DSP extension. -def FeatureDSP : SubtargetFeature<"dsp", "HasDSP", "true", +def FeatureDSP : SubtargetFeature<"dsp", "HasDSP", "true", "Supports DSP instructions in ARM and/or Thumb2">; // Multiprocessing extension. -def FeatureMP : SubtargetFeature<"mp", "HasMPExtension", "true", - "Supports Multiprocessing extension">; +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", - [FeatureHWDivThumb, FeatureHWDivARM]>; + "HasVirtualization", "true", + "Supports Virtualization extension", + [FeatureHWDivThumb, FeatureHWDivARM]>; -// M-series ISA -def FeatureMClass : SubtargetFeature<"mclass", "ARMProcClass", "MClass", - "Is microcontroller profile ('M' series)">; +// Special TRAP encoding for NaCl, which looks like a TRAP in Thumb too. +// See ARMInstrInfo.td for details. +def FeatureNaClTrap : SubtargetFeature<"nacl-trap", "UseNaClTrap", "true", + "NaCl trap">; + +def FeatureStrictAlign : SubtargetFeature<"strict-align", + "StrictAlign", "true", + "Disallow all unaligned memory " + "access">; + +def FeatureLongCalls : SubtargetFeature<"long-calls", "GenLongCalls", "true", + "Generate calls via indirect call " + "instructions">; + +def FeatureExecuteOnly : SubtargetFeature<"execute-only", + "GenExecuteOnly", "true", + "Enable the generation of " + "execute only code.">; + +def FeatureReserveR9 : SubtargetFeature<"reserve-r9", "ReserveR9", "true", + "Reserve R9, making it unavailable" + " as GPR">; + +def FeatureNoMovt : SubtargetFeature<"no-movt", "NoMovt", "true", + "Don't use movt/movw pairs for " + "32-bit imms">; + +def FeatureNoNegativeImmediates + : SubtargetFeature<"no-neg-immediates", + "NegativeImmediates", "false", + "Convert immediates and instructions " + "to their negated or complemented " + "equivalent when the immediate does " + "not fit in the encoding.">; -// R-series ISA -def FeatureRClass : SubtargetFeature<"rclass", "ARMProcClass", "RClass", - "Is realtime profile ('R' series)">; + +//===----------------------------------------------------------------------===// +// ARM architecture class +// // A-series ISA def FeatureAClass : SubtargetFeature<"aclass", "ARMProcClass", "AClass", "Is application profile ('A' series)">; -// Special TRAP encoding for NaCl, which looks like a TRAP in Thumb too. -// See ARMInstrInfo.td for details. -def FeatureNaClTrap : SubtargetFeature<"nacl-trap", "UseNaClTrap", "true", - "NaCl trap">; - -def FeatureStrictAlign : SubtargetFeature<"strict-align", - "StrictAlign", "true", - "Disallow all unaligned memory " - "access">; +// R-series ISA +def FeatureRClass : SubtargetFeature<"rclass", "ARMProcClass", "RClass", + "Is realtime profile ('R' series)">; -def FeatureLongCalls : SubtargetFeature<"long-calls", "GenLongCalls", "true", - "Generate calls via indirect call " - "instructions">; +// M-series ISA +def FeatureMClass : SubtargetFeature<"mclass", "ARMProcClass", "MClass", + "Is microcontroller profile ('M' series)">; -def FeatureExecuteOnly - : SubtargetFeature<"execute-only", "GenExecuteOnly", "true", - "Enable the generation of execute only code.">; -def FeatureReserveR9 : SubtargetFeature<"reserve-r9", "ReserveR9", "true", - "Reserve R9, making it unavailable as " - "GPR">; +def FeatureThumb2 : SubtargetFeature<"thumb2", "HasThumb2", "true", + "Enable Thumb2 instructions">; -def FeatureNoMovt : SubtargetFeature<"no-movt", "NoMovt", "true", - "Don't use movt/movw pairs for 32-bit " - "imms">; +def FeatureNoARM : SubtargetFeature<"noarm", "NoARM", "true", + "Does not support ARM mode execution", + [ModeThumb]>; -def FeatureNoNegativeImmediates : SubtargetFeature<"no-neg-immediates", - "NegativeImmediates", "false", - "Convert immediates and instructions " - "to their negated or complemented " - "equivalent when the immediate does " - "not fit in the encoding.">; //===----------------------------------------------------------------------===// // ARM ISAa. @@ -294,43 +352,55 @@ def HasV4TOps : SubtargetFeature<"v4t", "HasV4TOps", "true", "Support ARM v4T instructions">; + def HasV5TOps : SubtargetFeature<"v5t", "HasV5TOps", "true", "Support ARM v5T instructions", [HasV4TOps]>; + def HasV5TEOps : SubtargetFeature<"v5te", "HasV5TEOps", "true", "Support ARM v5TE, v5TEj, and v5TExp instructions", [HasV5TOps]>; + def HasV6Ops : SubtargetFeature<"v6", "HasV6Ops", "true", "Support ARM v6 instructions", [HasV5TEOps]>; + def HasV6MOps : SubtargetFeature<"v6m", "HasV6MOps", "true", "Support ARM v6M instructions", [HasV6Ops]>; + def HasV8MBaselineOps : SubtargetFeature<"v8m", "HasV8MBaselineOps", "true", "Support ARM v8M Baseline instructions", [HasV6MOps]>; + def HasV6KOps : SubtargetFeature<"v6k", "HasV6KOps", "true", "Support ARM v6k instructions", [HasV6Ops]>; + def HasV6T2Ops : SubtargetFeature<"v6t2", "HasV6T2Ops", "true", "Support ARM v6t2 instructions", [HasV8MBaselineOps, HasV6KOps, FeatureThumb2]>; + def HasV7Ops : SubtargetFeature<"v7", "HasV7Ops", "true", "Support ARM v7 instructions", [HasV6T2Ops, FeaturePerfMon, FeatureV7Clrex]>; + +def HasV8MMainlineOps : SubtargetFeature<"v8m.main", "HasV8MMainlineOps", "true", + "Support ARM v8M Mainline instructions", + [HasV7Ops]>; + def HasV8Ops : SubtargetFeature<"v8", "HasV8Ops", "true", "Support ARM v8 instructions", [HasV7Ops, FeatureAcquireRelease]>; + def HasV8_1aOps : SubtargetFeature<"v8.1a", "HasV8_1aOps", "true", "Support ARM v8.1a instructions", [HasV8Ops]>; + def HasV8_2aOps : SubtargetFeature<"v8.2a", "HasV8_2aOps", "true", "Support ARM v8.2a instructions", [HasV8_1aOps]>; -def HasV8MMainlineOps : SubtargetFeature<"v8m.main", "HasV8MMainlineOps", "true", - "Support ARM v8M Mainline instructions", - [HasV7Ops]>; //===----------------------------------------------------------------------===// @@ -386,12 +456,6 @@ def ProcM3 : SubtargetFeature<"m3", "ARMProcFamily", "CortexM3", "Cortex-M3 ARM processors", []>; -//===----------------------------------------------------------------------===// -// ARM schedules. -// - -include "ARMSchedule.td" - //===----------------------------------------------------------------------===// // ARM architectures @@ -547,12 +611,21 @@ //===----------------------------------------------------------------------===// +// ARM schedules. +//===----------------------------------------------------------------------===// +// +include "ARMSchedule.td" + +//===----------------------------------------------------------------------===// // ARM processors // // Dummy CPU, used to target architectures def : ProcessorModel<"generic", CortexA8Model, []>; +// FIXME: Several processors below are not using their own scheduler +// model, but one of similar/previous processor. These should be fixed. + def : ProcNoItin<"arm8", [ARMv4]>; def : ProcNoItin<"arm810", [ARMv4]>; def : ProcNoItin<"strongarm", [ARMv4]>; @@ -612,7 +685,6 @@ FeatureVFP2, FeatureHasSlowFPVMLx]>; -// FIXME: A5 has currently the same Schedule model as A8 def : ProcessorModel<"cortex-a5", CortexA8Model, [ARMv7a, ProcA5, FeatureHasRetAddrStack, FeatureTrustZone, @@ -656,7 +728,6 @@ FeatureCheckVLDnAlign, FeatureMP]>; -// FIXME: A12 has currently the same Schedule model as A9 def : ProcessorModel<"cortex-a12", CortexA9Model, [ARMv7a, ProcA12, FeatureHasRetAddrStack, FeatureTrustZone, @@ -666,7 +737,6 @@ FeatureVirtualization, FeatureMP]>; -// FIXME: A15 has currently the same Schedule model as A9. def : ProcessorModel<"cortex-a15", CortexA9Model, [ARMv7a, ProcA15, FeatureDontWidenVMOVS, FeatureHasRetAddrStack, @@ -678,7 +748,6 @@ FeatureAvoidPartialCPSR, FeatureVirtualization]>; -// FIXME: A17 has currently the same Schedule model as A9 def : ProcessorModel<"cortex-a17", CortexA9Model, [ARMv7a, ProcA17, FeatureHasRetAddrStack, FeatureTrustZone, @@ -688,9 +757,7 @@ FeatureAvoidPartialCPSR, FeatureVirtualization]>; -// FIXME: krait has currently the same Schedule model as A9 -// FIXME: krait has currently the same features as A9 plus VFP4 and hardware -// division features. +// FIXME: krait has currently the same features as A9 plus VFP4 and HWDiv def : ProcessorModel<"krait", CortexA9Model, [ARMv7a, ProcKrait, FeatureHasRetAddrStack, FeatureMuxedUnits, @@ -720,12 +787,10 @@ FeatureSlowVGETLNi32, FeatureSlowVDUP32]>; -// FIXME: R4 has currently the same ProcessorModel as A8. def : ProcessorModel<"cortex-r4", CortexA8Model, [ARMv7r, ProcR4, FeatureHasRetAddrStack, FeatureAvoidPartialCPSR]>; -// FIXME: R4F has currently the same ProcessorModel as A8. def : ProcessorModel<"cortex-r4f", CortexA8Model, [ARMv7r, ProcR4, FeatureHasRetAddrStack, FeatureSlowFPBrcc, @@ -734,7 +799,6 @@ FeatureD16, FeatureAvoidPartialCPSR]>; -// FIXME: R5 has currently the same ProcessorModel as A8. def : ProcessorModel<"cortex-r5", CortexA8Model, [ARMv7r, ProcR5, FeatureHasRetAddrStack, FeatureVFP3, @@ -744,7 +808,6 @@ FeatureHasSlowFPVMLx, FeatureAvoidPartialCPSR]>; -// FIXME: R7 has currently the same ProcessorModel as A8 and is modelled as R5. def : ProcessorModel<"cortex-r7", CortexA8Model, [ARMv7r, ProcR7, FeatureHasRetAddrStack, FeatureVFP3, @@ -814,14 +877,14 @@ FeatureCRC, FeatureFPAO]>; -def : ProcessorModel<"cortex-a57", CortexA57Model, [ARMv8a, ProcA57, - FeatureHWDivThumb, - FeatureHWDivARM, - FeatureCrypto, - FeatureCRC, - FeatureFPAO, - FeatureAvoidPartialCPSR, - FeatureCheapPredicableCPSR]>; +def : ProcessorModel<"cortex-a57", CortexA57Model, [ARMv8a, ProcA57, + FeatureHWDivThumb, + FeatureHWDivARM, + FeatureCrypto, + FeatureCRC, + FeatureFPAO, + FeatureAvoidPartialCPSR, + FeatureCheapPredicableCPSR]>; def : ProcNoItin<"cortex-a72", [ARMv8a, ProcA72, FeatureHWDivThumb, @@ -835,7 +898,6 @@ FeatureCrypto, FeatureCRC]>; -// Cyclone is very similar to swift def : ProcessorModel<"cyclone", SwiftModel, [ARMv8a, ProcSwift, FeatureHasRetAddrStack, FeatureNEONForFP, @@ -881,9 +943,7 @@ //===----------------------------------------------------------------------===// include "ARMRegisterInfo.td" - include "ARMRegisterBanks.td" - include "ARMCallingConv.td" //===----------------------------------------------------------------------===// @@ -891,7 +951,6 @@ //===----------------------------------------------------------------------===// include "ARMInstrInfo.td" - def ARMInstrInfo : InstrInfo; //===----------------------------------------------------------------------===// @@ -912,7 +971,7 @@ } def ARM : Target { - // Pull in Instruction Info: + // Pull in Instruction Info. let InstructionSet = ARMInstrInfo; let AssemblyWriters = [ARMAsmWriter]; let AssemblyParserVariants = [ARMAsmParserVariant];