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|
/*========================== begin_copyright_notice ============================
Copyright (C) 2017-2024 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
// This is a target description file for the Intel Gen architecture, referred
// to here as the "GenX" architecture.
//
//===----------------------------------------------------------------------===//
// Get the target-independent interfaces which we are implementing...
//
include "llvm/Target/Target.td"
//===----------------------------------------------------------------------===//
// GenX Subtarget state - these are typically inferred from the Proc
//===----------------------------------------------------------------------===//
def FeatureLongLong : SubtargetFeature<"longlong", "HasLongLong", "true",
"supports long long">;
def FeatureFP64: SubtargetFeature<"fp64", "HasFP64", "true",
"support for double types">;
def FeatureIEEEDivSqrt : SubtargetFeature<"ieee_div_sqrt",
"HasIEEEDivSqrt",
"true",
"supports IEEE-754 div and sqrt">;
def FeatureFDivFSqrt64Emulation :
SubtargetFeature<"fp64_fdiv_fsqrt_emu", "FDivFSqrt64Emu", "true",
"emulate double precision division and square root",
[FeatureFP64]>;
def FeatureGRFByteSize64 : SubtargetFeature<"grf_byte_size_64",
"GRFByteSize",
"64",
"Every GRF byte size is 64">;
def FeatureLSCMaxWidth32 : SubtargetFeature<"lsc_max_width_32",
"LSCMaxWidth",
"32",
"LSC messages have a maximum width of 32">;
def FeaturePartialI64Emulation : SubtargetFeature<"lightweight_i64_emulation",
"PartialI64Emulation",
"true",
"emulate subset of 64-bit operations">;
def FeatureNoLegacyDataport : SubtargetFeature<"no_legacy_dataport",
"NoLegacyDataport",
"true",
"true if platform has no legacy dataport">;
def FeatureUseMulDDQ : SubtargetFeature<"mul_ddq",
"UseMulDDQ",
"true",
"use native support for mul [U]Dx[U]D->Q">;
def FeatureLongLongEmulation : SubtargetFeature<"emulate_i64",
"EmulateLongLong",
"true",
"emulate 64-bit operations">;
def FeatureNoJmpi : SubtargetFeature<"disable_jmpi", "DisableJmpi",
"true", "disable jmpi">;
def FeatureVectorDecomp : SubtargetFeature<"disable_vec_decomp",
"DisableVectorDecomposition",
"true",
"disable vector decomposition pass">;
def FeatureNoJumpTables : SubtargetFeature<"disable_jump_tables", "DisableJumpTables",
"true", "disable switch to jump tables lowering">;
def FeatureSwitchjmp : SubtargetFeature<"switchjmp", "HasSwitchjmp", "true",
"supports switchjmp visa instruction">;
def FeaturePreemption : SubtargetFeature<"preemption", "HasPreemption", "true",
"supports preemption">;
def FeatureSystolicDenormControl : SubtargetFeature<
"systolic_denorm_control", "HasSystolicDenormControl", "true",
"supports control for systolic pipeline types denormal values">;
def FeatureWAFusedEUNoMask : SubtargetFeature<
"wa_nomask_fusedEU", "WaNoMaskFusedEU", "true",
"needs workaround for nomask operations under divergent control-flow">;
def FeatureFusedEU : SubtargetFeature<"fusedEU", "HasFusedEU", "true", "has fused EUs">;
def FeatureIntDivRem32: SubtargetFeature<"divrem32",
"HasIntDivRem32",
"true",
"supports 32-bit integer division">;
def FeatureInstrAdd64: SubtargetFeature<"add64",
"HasAdd64",
"true",
"enable support for native add64 instruction">;
def FeatureInstrBitRotate: SubtargetFeature<"bitrotate",
"HasBitRotate",
"true",
"support of rol/ror instructions">;
def FeatureInstr64BitRotate: SubtargetFeature<"bitrotate64",
"Has64BitRotate",
"true",
"support of 64-bit rol/ror instructions">;
def FeatureInstrLocalIntegerCas64: SubtargetFeature<"localintegercas64",
"HasLocalIntegerCas64",
"true",
"support of local 64-bit integer compare exchange instruction">;
def FeatureInstrGlobalAtomicAddF64: SubtargetFeature<"globaldoubleaddsub",
"HasGlobalAtomicAddF64",
"true",
"support of global double precision atomic add/sub instructions">;
def FeatureHWTIDFromPredef: SubtargetFeature<"hwtidfrompredef",
"GetsHWTIDFromPredef",
"true",
"hwtid is obtained from predefined variable">;
def FeatureHasL1ReadOnlyCache: SubtargetFeature<"has_l1_read_only_cache",
"HasL1ReadOnlyCache",
"true",
"Has L1 read-only cache">;
def FeatureSupressLocalMemFence: SubtargetFeature<"supress_local_mem_fence",
"HasLocalMemFenceSupress",
"true",
"Supresses local memory fence">;
def FeatureHasPackedFloat : SubtargetFeature<"has_packed_float",
"HasPackedFloat",
"true",
"true if packed float immediate vector operands are supported">;
def FeatureMultiTile: SubtargetFeature<"multi_tile",
"HasMultiTile",
"true",
"Multi-tile">;
def FeatureL3CacheCoherentCrossTiles: SubtargetFeature<"l3_cache_coherent_cross_tiles",
"HasL3CacheCoherentCrossTiles",
"true",
"Has L3 cache coherent cross tiles">;
def FeatureL3FlushOnGPUScopeInvalidate: SubtargetFeature<"l3_flush_on_gpu_scope_invalidate",
"HasL3FlushOnGPUScopeInvalidate",
"true",
"Has L3 flush on GPU scope invalidate">;
// Targets that use compute walker command require loading of thread
// payload by compiler.
def FeatureThreadPayloadInMemory : SubtargetFeature<"thread_payload_in_memory",
"HasThreadPayloadInMemory",
"true",
"need to load thread payload from memory">;
def FeatureHasLSC : SubtargetFeature<"feature_has_lsc",
"HasLSCMessages", "true",
"Target supports LSC messages">;
def FeatureHasLSCTyped : SubtargetFeature<"feature_has_lsc_typed",
"HasLSCTypedMessages", "true",
"Target supports typed LSC messages",
[FeatureHasLSC]>;
def FeatureHasLSCOffset : SubtargetFeature<"feature_has_lsc_offset",
"HasLSCOffset", "true",
"Target supports constant offset for LSC messages",
[FeatureHasLSC]>;
def FeatureTransLegacy : SubtargetFeature<"translate_legacy_message",
"TranslateLegacyMessages",
"true",
"translate legacy message to LSC",
[FeatureHasLSC]>;
def FeatureHasSampler : SubtargetFeature<"feature_has_sampler",
"HasSampler", "true",
"Target supports sampler messages">;
def FeatureHasAdd3 : SubtargetFeature<"feature_has_add3",
"HasAdd3", "true",
"Target supports 3-way addition">;
def FeatureHasBfn : SubtargetFeature<"feature_has_bfn",
"HasBfn", "true",
"Target supports 3-way boolean function">;
def FeatureHasHalfSIMDLSC : SubtargetFeature<"feature_has_half_simd_lsc",
"HasHalfSIMDLSC",
"true",
"Target supports half simd lsc">;
def WarnCallable : SubtargetFeature<"warn_callable", "WarnCallable",
"true", "warn instead of error on callable violation">;
def OCLRuntime : SubtargetFeature<"ocl_runtime", "OCLRuntime", "true",
"Prepare structures for OCL runtime">;
def FeatureMultiIndirectByteRegioning : SubtargetFeature<"multi_indirect_byte_regioning",
"HasMultiIndirectByteRegioning",
"true",
"Vx1 and VxH indirect addressing for Byte datatypes">;
def FeatureWaNoA32ByteScatter : SubtargetFeature<"wa_no_a32_byte_scatter_stateless",
"HasWaNoA32ByteScatter", "true",
"Target doesn't support A32 byte scatter stateless message">;
def FeatureIndirectGRFCrossing : SubtargetFeature<"indirect_grf_crossing",
"HasIndirectGRFCrossing", "true",
"Target supports an indirect region crossing one GRF boundary">;
def FeatureIndirectByteGRFCrossing : SubtargetFeature<"indirect_byte_grf_crossing",
"HasIndirectGRFCrossing", "true",
"Target supports an indirect region crossing one GRF boundary">;
def FeatureSLM64K : SubtargetFeature<"slm_64k",
"MaxSLMSize", "64",
"Target supports up to 64k of SLM">;
def FeatureSLM128K : SubtargetFeature<"slm_128k",
"MaxSLMSize", "128",
"Target supports up to 128k of SLM">;
def FeatureHasSad2 : SubtargetFeature<"feature_has_sad2",
"HasSad2", "true",
"Target supports sad2/sad2a instructions">;
def FeatureHasOWordSLM : SubtargetFeature<"feature_has_slm_oword",
"HasSLMOWord", "true",
"Target supports OWord block SLM messages">;
def FeatureHasMadSimd32 : SubtargetFeature<"feature_has_mad_simd32",
"HasMadSimd32", "true",
"Target supports SIMD32 mad instruction">;
def FeatureHasNamedBarriers : SubtargetFeature<"feature_has_named_barriers",
"HasNamedBarriers", "true",
"Target supports named barriers">;
def FeatureHasMediaWalker : SubtargetFeature<"feature_has_media_walker",
"HasMediaWalker", "true",
"Target supports media walker interface">;
def FeatureHasLargeGRF : SubtargetFeature<"feature_has_large_grf",
"HasLargeGRF", "true",
"Target supports large GRF mode">;
def FeatureHas7ThreadsPerEU : SubtargetFeature<"feature_7threads_per_eu",
"NumThreadsPerEU", "7",
"Target has 7 threads per EU">;
def FeatureHas8ThreadsPerEU : SubtargetFeature<"feature_8threads_per_eu",
"NumThreadsPerEU", "8",
"Target has 8 threads per EU">;
//===----------------------------------------------------------------------===//
// GenX processors supported.
//===----------------------------------------------------------------------===//
class Proc<string Name, list<SubtargetFeature> Features>
: Processor<Name, NoItineraries, Features>;
def : Proc<"generic", []>;
def : Proc<"Gen8", [
FeatureFP64,
FeatureHWTIDFromPredef,
FeatureHas7ThreadsPerEU,
FeatureHasMediaWalker,
FeatureHasPackedFloat,
FeatureHasSad2,
FeatureHasSampler,
FeatureIEEEDivSqrt,
FeatureInstrAdd64,
FeatureIntDivRem32,
FeatureLongLong,
FeatureMultiIndirectByteRegioning,
FeatureSLM64K,
FeatureSwitchjmp,
FeatureWaNoA32ByteScatter,
]>;
def : Proc<"Gen9", [
FeatureFP64,
FeatureHWTIDFromPredef,
FeatureHas7ThreadsPerEU,
FeatureHasMediaWalker,
FeatureHasPackedFloat,
FeatureHasSad2,
FeatureHasSampler,
FeatureIEEEDivSqrt,
FeatureIndirectByteGRFCrossing,
FeatureIndirectGRFCrossing,
FeatureInstrAdd64,
FeatureIntDivRem32,
FeatureLongLong,
FeatureMultiIndirectByteRegioning,
FeaturePreemption,
FeatureSLM64K,
FeatureSwitchjmp,
FeatureUseMulDDQ,
FeatureWaNoA32ByteScatter,
]>;
def : Proc<"Gen9LP", [
FeatureFP64,
FeatureHWTIDFromPredef,
FeatureHas7ThreadsPerEU,
FeatureHasMediaWalker,
FeatureHasPackedFloat,
FeatureHasSad2,
FeatureHasSampler,
FeatureIndirectByteGRFCrossing,
FeatureIndirectGRFCrossing,
FeatureInstrAdd64,
FeatureIntDivRem32,
FeatureLongLong,
FeatureMultiIndirectByteRegioning,
FeaturePreemption,
FeatureSLM64K,
FeatureSwitchjmp,
FeatureUseMulDDQ,
FeatureWaNoA32ByteScatter,
]>;
def : Proc<"Gen11", [
FeatureHWTIDFromPredef,
FeatureHas7ThreadsPerEU,
FeatureHasMadSimd32,
FeatureHasMediaWalker,
FeatureHasOWordSLM,
FeatureHasPackedFloat,
FeatureHasSampler,
FeatureIEEEDivSqrt,
FeatureIndirectByteGRFCrossing,
FeatureIndirectGRFCrossing,
FeatureInstrBitRotate,
FeatureIntDivRem32,
FeatureLongLongEmulation,
FeatureMultiIndirectByteRegioning,
FeaturePreemption,
FeatureSLM64K,
FeatureSwitchjmp,
]>;
def : Proc<"XeLP", [
FeatureFusedEU,
FeatureHWTIDFromPredef,
FeatureHas7ThreadsPerEU,
FeatureHasMadSimd32,
FeatureHasMediaWalker,
FeatureHasOWordSLM,
FeatureHasPackedFloat,
FeatureHasSampler,
FeatureIndirectByteGRFCrossing,
FeatureIndirectGRFCrossing,
FeatureInstrBitRotate,
FeatureIntDivRem32,
FeatureLongLongEmulation,
FeatureMultiIndirectByteRegioning,
FeaturePreemption,
FeatureSLM64K,
FeatureWAFusedEUNoMask,
]>;
def : Proc<"XeHP", [
FeatureFP64,
FeatureFusedEU,
FeatureHas8ThreadsPerEU,
FeatureHasAdd3,
FeatureHasBfn,
FeatureHasLargeGRF,
FeatureHasMadSimd32,
FeatureHasOWordSLM,
FeatureHasPackedFloat,
FeatureHasSampler,
FeatureIEEEDivSqrt,
FeatureIndirectByteGRFCrossing,
FeatureIndirectGRFCrossing,
FeatureInstrAdd64,
FeatureInstrBitRotate,
FeatureLongLong,
FeatureMultiIndirectByteRegioning,
FeatureSLM128K,
FeatureThreadPayloadInMemory,
]>;
def : Proc<"XeHPG", [
FeatureFusedEU,
FeatureHas8ThreadsPerEU,
FeatureHasAdd3,
FeatureHasBfn,
FeatureHasLSC,
FeatureHasLargeGRF,
FeatureHasMadSimd32,
FeatureHasOWordSLM,
FeatureHasPackedFloat,
FeatureHasSampler,
FeatureIndirectByteGRFCrossing,
FeatureIndirectGRFCrossing,
FeatureInstrBitRotate,
FeatureLongLongEmulation,
FeatureMultiIndirectByteRegioning,
FeatureSLM128K,
FeatureThreadPayloadInMemory,
]>;
def : Proc<"XeLPG", [
FeatureFDivFSqrt64Emulation,
FeatureFP64,
FeatureFusedEU,
FeatureHas8ThreadsPerEU,
FeatureHasAdd3,
FeatureHasBfn,
FeatureHasLSC,
FeatureHasLargeGRF,
FeatureHasMadSimd32,
FeatureHasOWordSLM,
FeatureHasPackedFloat,
FeatureHasSampler,
FeatureIndirectByteGRFCrossing,
FeatureIndirectGRFCrossing,
FeatureInstrBitRotate,
FeatureLongLongEmulation,
FeatureMultiIndirectByteRegioning,
FeatureSLM128K,
FeatureThreadPayloadInMemory,
]>;
def : Proc<"XeLPGPlus", [
FeatureFDivFSqrt64Emulation,
FeatureFP64,
FeatureFusedEU,
FeatureHas8ThreadsPerEU,
FeatureHasAdd3,
FeatureHasBfn,
FeatureHasLSC,
FeatureHasLargeGRF,
FeatureHasMadSimd32,
FeatureHasOWordSLM,
FeatureHasPackedFloat,
FeatureHasSampler,
FeatureIndirectByteGRFCrossing,
FeatureIndirectGRFCrossing,
FeatureInstrBitRotate,
FeatureLongLongEmulation,
FeatureMultiIndirectByteRegioning,
FeatureSLM128K,
FeatureThreadPayloadInMemory,
]>;
def : Proc<"XeHPC", [
FeatureFP64,
FeatureGRFByteSize64,
FeatureHas8ThreadsPerEU,
FeatureHasAdd3,
FeatureHasBfn,
FeatureHasLSC,
FeatureHasLargeGRF,
FeatureHasMadSimd32,
FeatureHasNamedBarriers,
FeatureHasOWordSLM,
FeatureHasPackedFloat,
FeatureIEEEDivSqrt,
FeatureIndirectGRFCrossing,
FeatureInstr64BitRotate,
FeatureInstrAdd64,
FeatureInstrGlobalAtomicAddF64,
FeatureInstrLocalIntegerCas64,
FeatureLSCMaxWidth32,
FeatureLongLong,
FeaturePartialI64Emulation,
FeatureSLM128K,
FeatureSwitchjmp,
FeatureThreadPayloadInMemory,
]>;
def : Proc<"XeHPCVG", [
FeatureFP64,
FeatureGRFByteSize64,
FeatureHas8ThreadsPerEU,
FeatureHasAdd3,
FeatureHasBfn,
FeatureHasLSC,
FeatureHasLargeGRF,
FeatureHasMadSimd32,
FeatureHasNamedBarriers,
FeatureHasOWordSLM,
FeatureHasPackedFloat,
FeatureIEEEDivSqrt,
FeatureIndirectGRFCrossing,
FeatureInstr64BitRotate,
FeatureInstrAdd64,
FeatureInstrGlobalAtomicAddF64,
FeatureInstrLocalIntegerCas64,
FeatureLSCMaxWidth32,
FeatureLongLong,
FeaturePartialI64Emulation,
FeatureSLM128K,
FeatureSwitchjmp,
FeatureThreadPayloadInMemory,
]>;
def : Proc<"Xe2", [
FeatureFP64,
FeatureGRFByteSize64,
FeatureHas8ThreadsPerEU,
FeatureHasAdd3,
FeatureHasBfn,
FeatureHasLSC,
FeatureHasLSCOffset,
FeatureHasLSCTyped,
FeatureHasLargeGRF,
FeatureHasMadSimd32,
FeatureHasNamedBarriers,
FeatureHasOWordSLM,
FeatureHasSampler,
FeatureIEEEDivSqrt,
FeatureIndirectGRFCrossing,
FeatureInstr64BitRotate,
FeatureInstrAdd64,
FeatureInstrGlobalAtomicAddF64,
FeatureInstrLocalIntegerCas64,
FeatureLSCMaxWidth32,
FeatureLongLong,
FeatureNoLegacyDataport,
FeaturePartialI64Emulation,
FeaturePreemption,
FeatureSLM128K,
FeatureSwitchjmp,
FeatureSystolicDenormControl,
FeatureThreadPayloadInMemory,
FeatureTransLegacy,
]>;
def GenX : Target {
// Nothing here (yet?)
}
|
