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/*========================== begin_copyright_notice ============================
Copyright (C) 2017-2023 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#pragma once
#include "inc/common/igfxfmid.h"
#include "Compiler/compiler_caps.h"
#include "Compiler/igc_workaround.h"
#include "Compiler/API/ShaderTypesEnum.h"
#include "common/Types.hpp"
#include "Probe/Assertion.h"
#include "common/igc_regkeys.hpp"
#include "skuwa/iacm_g10_rev_id.h"
#include "skuwa/iacm_g11_rev_id.h"
#include "skuwa/iacm_g12_rev_id.h"
#include "iStdLib/utility.h"
#include "visa_igc_common_header.h"
namespace IGC
{
class CPlatform
{
PLATFORM m_platformInfo = {};
SCompilerHwCaps m_caps = {};
WA_TABLE m_WaTable = {};
SKU_FEATURE_TABLE m_SkuTable = {};
GT_SYSTEM_INFO m_GTSystemInfo = {};
OCLCaps m_OCLCaps = {};
public:
CPlatform() {}
CPlatform(const PLATFORM& platform)
{
m_platformInfo = platform;
}
private:
bool hasQWAddSupport() const
{
return (m_platformInfo.eProductFamily == IGFX_PVC &&
m_platformInfo.usRevId >= REVISION_D) // true from PVC XT B0 RevID==0x5==REVISION_D
|| isCoreChildOf(IGFX_XE2_HPG_CORE);
}
//all the platforms which DONOT support 64 bit int operations
bool hasNoInt64Inst() const {
return m_platformInfo.eProductFamily == IGFX_ICELAKE_LP ||
m_platformInfo.eProductFamily == IGFX_LAKEFIELD ||
m_platformInfo.eProductFamily == IGFX_ELKHARTLAKE ||
m_platformInfo.eProductFamily == IGFX_JASPERLAKE ||
m_platformInfo.eProductFamily == IGFX_TIGERLAKE_LP ||
m_platformInfo.eProductFamily == IGFX_ROCKETLAKE ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_S ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_P ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_N ||
m_platformInfo.eProductFamily == IGFX_DG1 ||
m_platformInfo.eProductFamily == IGFX_DG2 ||
m_platformInfo.eProductFamily == IGFX_METEORLAKE ||
m_platformInfo.eProductFamily == IGFX_ARROWLAKE;
}
public:
void setOclCaps(OCLCaps& caps) { m_OCLCaps = caps; }
uint32_t getMaxOCLParameteSize() const {
uint32_t limitFromFlag = IGC_GET_FLAG_VALUE(OverrideOCLMaxParamSize);
return limitFromFlag ? limitFromFlag : m_OCLCaps.MaxParameterSize;
}
void OverrideRevId(unsigned short newRevId)
{
m_platformInfo.usRevId = newRevId;
}
void OverrideDeviceId(unsigned short newDeviceID)
{
m_platformInfo.usDeviceID = newDeviceID;
}
void OverrideProductFamily(unsigned int productID)
{
PRODUCT_FAMILY eProd = static_cast<PRODUCT_FAMILY>(productID);
if(eProd > IGFX_UNKNOWN && eProd < IGFX_MAX_PRODUCT)
m_platformInfo.eProductFamily = (PRODUCT_FAMILY)productID;
}
WA_TABLE const& getWATable() const { return m_WaTable; }
SKU_FEATURE_TABLE const& getSkuTable() const { return m_SkuTable; }
bool hasPackedVertexAttr() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool hasScaledMessage() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool has8ByteA64ByteScatteredMessage() const { return m_platformInfo.eRenderCoreFamily == IGFX_GEN8_CORE; }
bool hasQWGatherScatterBTSMessage() const { return m_platformInfo.eRenderCoreFamily >= IGFX_XE_HP_SDV; }
bool hasPredicatedBarriers() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool hasIEEEMinmaxBit() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool hasL1ReadOnlyCache() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
// Gen10+ HW supports adding vertex start to vertex ID
bool hasVertexOffsetEnable() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
// Gen10+ HW supports sending base instance, base vertex and draw index with
// VF, this is programmed using 3DSTATE_VF_SGVS2 command.
bool hasSGVS2Command() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
// Sampler supports normalization of coordinates during sampling from
// rectangle textures.
bool supportsCoordinateNormalizationForRectangleTextures() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
/// On some platforms ld sources order is: u lod v r
bool hasOldLdOrder() const { return m_platformInfo.eRenderCoreFamily <= IGFX_GEN8_CORE; }
bool supportSampleAndLd_lz() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool supportSamplerToRT() const {
return (m_platformInfo.eProductFamily == IGFX_CHERRYVIEW) || (m_platformInfo.eRenderCoreFamily == IGFX_GEN9_CORE);
}
bool supportFP16() const {
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE) ||
((m_platformInfo.eRenderCoreFamily == IGFX_GEN8_CORE) && (m_platformInfo.eProductFamily == IGFX_CHERRYVIEW));
}
bool supportFP16Rounding() const { return false; }
bool supportSamplerFp16Input() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
bool supportPooledEU() const { return m_SkuTable.FtrPooledEuEnabled != 0; }
bool supportSplitSend() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool supportSendInstShootdown() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
bool supportHSEightPatchDispatch() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool supportSingleInstanceVertexShader() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
bool supportDSDualPatchDispatch() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool needsHSBarrierIDWorkaround() const { return m_platformInfo.eRenderCoreFamily <= IGFX_GEN10_CORE; }
bool supportBindless() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool supportsBindlessSamplers() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
bool supportsHDCLegacyDCROMessage() const { return m_platformInfo.eRenderCoreFamily <= IGFX_XE_HPC_CORE; }
bool SupportSurfaceInfoMessage() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool SupportHDCUnormFormats() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
bool localMemFenceSupress() const {
return m_platformInfo.eRenderCoreFamily <= IGFX_GEN9_CORE ||
IGC_IS_FLAG_ENABLED(DisbleLocalFences);
}
bool psSimd32SkipStallHeuristic() const { return m_caps.KernelHwCaps.EUThreadsPerEU == 6; }
bool enablePSsimd32() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE; }
bool supportSimd32PerPixelPSWithNumSamples16() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool canSupportWMTPWithoutBTD() const {
// Returns true if the platform has the capability of supporting
// WMTP but WMTP isn't supported for all shader types
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool canSupportWMTP() const
{
// Returns true if the platform has the capability of supporting
// WMTP but WMTP isn't supported for all shader types
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool supportsWMTPForShaderType(ShaderType type) const {
if (isCoreChildOf(IGFX_XE2_HPG_CORE)) {
switch(type) {
case ShaderType::COMPUTE_SHADER:
case ShaderType::OPENCL_SHADER:
return true;
default:
return false;
}
}
return false;
}
bool supportDisableMidThreadPreemptionSwitch() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE; }
bool needSWStencil() const
{
return (m_platformInfo.eRenderCoreFamily == IGFX_GEN9_CORE && IGC_IS_FLAG_ENABLED(EnableSoftwareStencil));
}
bool supportMSAARateInPayload() const
{
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE;
}
bool support16BitImmSrcForMad() const {
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE);
}
// This function checks if product is child of another product
bool isProductChildOf(PRODUCT_FAMILY product) const
{
if (product == IGFX_PVC)
return isCoreChildOf(IGFX_XE_HPC_CORE);
return m_platformInfo.eProductFamily >= product;
}
// This function checks if core is child of another core
bool isCoreChildOf(GFXCORE_FAMILY core) const
{
return m_platformInfo.eRenderCoreFamily >= core;
}
bool supports8DWLSCMessage() const {
return (SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_B0) && m_platformInfo.eProductFamily == IGFX_DG2)
|| GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID)
|| GFX_IS_DG2_G12_CONFIG(m_platformInfo.usDeviceID)
|| isCoreChildOf(IGFX_XE_HPC_CORE);
}
PRODUCT_FAMILY GetProductFamily() const { return m_platformInfo.eProductFamily; }
unsigned short GetDeviceId() const { return m_platformInfo.usDeviceID; }
unsigned short GetRevId() const { return m_platformInfo.usRevId; }
GFXCORE_FAMILY GetPlatformFamily() const { return m_platformInfo.eRenderCoreFamily; }
const PLATFORM& getPlatformInfo() const { return m_platformInfo; }
void SetCaps(const SCompilerHwCaps& caps) { m_caps = caps; }
void SetWATable(const WA_TABLE& waTable) { m_WaTable = waTable; }
void SetSkuTable(const SKU_FEATURE_TABLE& skuTable) { m_SkuTable = skuTable; }
void SetGTSystemInfo(const SUscGTSystemInfo gtSystemInfo) {
m_GTSystemInfo.EUCount = gtSystemInfo.EUCount;
m_GTSystemInfo.ThreadCount = gtSystemInfo.ThreadCount;
m_GTSystemInfo.SliceCount = gtSystemInfo.SliceCount;
m_GTSystemInfo.SubSliceCount = gtSystemInfo.SubSliceCount;
m_GTSystemInfo.SLMSizeInKb = gtSystemInfo.SLMSizeInKb;
m_GTSystemInfo.TotalPsThreadsWindowerRange = gtSystemInfo.TotalPsThreadsWindowerRange;
m_GTSystemInfo.TotalVsThreads = gtSystemInfo.TotalVsThreads;
m_GTSystemInfo.TotalVsThreads_Pocs = gtSystemInfo.TotalVsThreads_Pocs;
m_GTSystemInfo.TotalDsThreads = gtSystemInfo.TotalDsThreads;
m_GTSystemInfo.TotalGsThreads = gtSystemInfo.TotalGsThreads;
m_GTSystemInfo.TotalHsThreads = gtSystemInfo.TotalHsThreads;
m_GTSystemInfo.MaxEuPerSubSlice = gtSystemInfo.MaxEuPerSubSlice;
m_GTSystemInfo.EuCountPerPoolMax = gtSystemInfo.EuCountPerPoolMax;
m_GTSystemInfo.EuCountPerPoolMin = gtSystemInfo.EuCountPerPoolMin;
m_GTSystemInfo.MaxSlicesSupported = gtSystemInfo.MaxSlicesSupported;
m_GTSystemInfo.MaxSubSlicesSupported = gtSystemInfo.MaxSubSlicesSupported;
m_GTSystemInfo.IsDynamicallyPopulated = gtSystemInfo.IsDynamicallyPopulated;
m_GTSystemInfo.CsrSizeInMb = gtSystemInfo.CsrSizeInMb;
}
void SetGTSystemInfo(const GT_SYSTEM_INFO& gtSystemInfo) {
m_GTSystemInfo = gtSystemInfo;
}
GT_SYSTEM_INFO GetGTSystemInfo() const { return m_GTSystemInfo; }
unsigned int getMaxPixelShaderThreads() const {
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE ?
m_caps.PixelShaderThreadsWindowerRange - 1 : m_caps.PixelShaderThreadsWindowerRange - 2;
}
bool supportGPGPUMidThreadPreemption() const {
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE &&
m_platformInfo.eRenderCoreFamily <= IGFX_GEN11LP_CORE;
}
bool supportFtrWddm2Svm() const { return m_SkuTable.FtrWddm2Svm != 0; }
bool supportStructuredAsRaw() const {
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE;
}
bool supportSamplerCacheResinfo() const { return m_platformInfo.eRenderCoreFamily == IGFX_GEN8_CORE; }
unsigned int getMaxVertexShaderThreads(const bool isPositionOnlyShader) const
{
const unsigned int maxVertexShaderThreads = isPositionOnlyShader ? m_caps.VertexShaderThreadsPosh : m_caps.VertexShaderThreads;
return maxVertexShaderThreads - 1;
}
unsigned int getMaxGeometryShaderThreads() const { return m_caps.GeometryShaderThreads - 1; }
unsigned int getMaxHullShaderThreads() const { return m_caps.HullShaderThreads - 1; }
unsigned int getMaxDomainShaderThreads() const { return m_caps.DomainShaderThreads - 1; }
unsigned int getMaxGPGPUShaderThreads() const { return m_caps.MediaShaderThreads - 1; }
unsigned int getKernelPointerAlignSize() const { return m_caps.KernelHwCaps.KernelPointerAlignSize; }
unsigned int getSharedLocalMemoryBlockSize() const { return m_caps.SharedLocalMemoryBlockSize; }
unsigned int getMaxNumberThreadPerSubslice() const
{
//total number of threads per subslice
if (m_caps.KernelHwCaps.SubSliceCount != 0)
return m_caps.KernelHwCaps.ThreadCount / m_caps.KernelHwCaps.SubSliceCount;
return 0;
}
unsigned int getMaxNumberThreadPerWorkgroupPooledMax() const
{
return m_caps.KernelHwCaps.EUCountPerPoolMax * m_caps.KernelHwCaps.EUThreadsPerEU;
}
unsigned int getBarrierCountBits(unsigned int count) const
{
// Returns barrier count field + enable for barrier message
if (m_platformInfo.eRenderCoreFamily <= IGFX_GEN10_CORE)
{
// up to Gen9 barrier count is in bits 14:9, enable is bit 15
return (count << 9) | (1 << 15);
}
else
{
// for Gen10+ barrier count is in bits 14:8, enable is bit 15
return (count << 8) | (1 << 15);
}
}
bool supportsDrawParametersSGVs() const
{
// Gen10+, 3DSTATE_VF_SGVS_2
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE;
}
bool hasPSDBottleneck() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE; }
bool supportsHardwareResourceStreamer() const
{
return m_platformInfo.eRenderCoreFamily < IGFX_GEN11_CORE;
}
bool AOComputeShadersSIMD32Mode() const
{
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE);
}
unsigned int getHullShaderThreadInstanceIdBitFieldPosition() const
{
// HS thread receives instance ID in R0.2 bits 22:16 for Gen10+ and bits 23:17 for older Gens
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE) ? 16 : 17;
}
bool supportsBinaryAtomicCounterMessage() const
{
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE;
}
bool supportSLMBlockMessage() const
{
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE);
}
bool hasSLMFence() const
{
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE);
}
bool hasIndependentSharedMemoryFenceFunctionality() const
{
return (m_platformInfo.eProductFamily != IGFX_DG2);
}
bool supportRotateInstruction() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE; }
bool supportLRPInstruction() const { return m_platformInfo.eRenderCoreFamily < IGFX_GEN11_CORE; }
bool support16bitMSAAPayload() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE; }
bool supportTwoStackTSG() const
{
//Will need check for specific skus where TwoStackTSG is enabled
//Not all skus have it enabled
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE);
}
bool enableBlendToDiscardAndFill() const
{
return (m_platformInfo.eRenderCoreFamily < IGFX_GEN11_CORE);
}
bool HSUsesHWBarriers() const
{
// HS HW barriers work correctly since ICL platform.
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE);
}
bool NeedResetA0forVxHA0() const
{
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE);
}
unsigned int GetLogBindlessSamplerSize() const
{
// Samplers are 16 bytes
return 4;
}
bool SupportCPS() const
{
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN10_CORE);
}
bool supportsSIMD32forCPS() const
{
return (m_platformInfo.eProductFamily >= IGFX_METEORLAKE);
}
bool supportsThreadCombining() const
{
return (!(!m_WaTable.WaEnablePooledEuFor2x6 &&
m_platformInfo.eProductFamily == IGFX_BROXTON &&
m_GTSystemInfo.SubSliceCount == 2))
&& (m_platformInfo.eRenderCoreFamily < IGFX_GEN12_CORE);
}
bool enableMaxWorkGroupSizeCalculation() const
{
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE) &&
IGC_IS_FLAG_ENABLED(EnableMaxWGSizeCalculation);
}
bool has8DWA64ScatteredMessage() const { return m_platformInfo.eRenderCoreFamily < IGFX_GEN12_CORE; }
bool flushL3ForTypedMemory() const
{
return m_platformInfo.eRenderCoreFamily <= IGFX_GEN11_CORE;
}
bool supportsStencil(SIMDMode simdMode) const
{
return getMinDispatchMode() == SIMDMode::SIMD16 ? true : simdMode == SIMDMode::SIMD8;
}
bool hasFDIV() const {
if (IGC_IS_FLAG_ENABLED(DisableFDIV))
return false;
return (m_platformInfo.eRenderCoreFamily < IGFX_GEN12_CORE);
}
bool doIntegerMad() const
{
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN11_CORE && m_platformInfo.eProductFamily != IGFX_DG1 &&
IGC_IS_FLAG_ENABLED(EnableIntegerMad);
}
bool isDG1() const
{
return m_platformInfo.eProductFamily == IGFX_DG1;
}
bool simplePushIsFasterThanGather() const
{
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE;
}
bool singleThreadBasedInstScheduling() const
{
return m_platformInfo.eRenderCoreFamily < IGFX_GEN12_CORE;
}
//all the platforms which do not support 64 bit operations and
//needs int64 emulation support. Except also for BXT where
//64-bit inst has much lower throughput compared to SKL.
//Emulating it improves performance on some benchmarks and
//won't have impact on the overall performance.
bool need64BitEmulation() const {
return m_platformInfo.eProductFamily == IGFX_GEMINILAKE ||
m_platformInfo.eProductFamily == IGFX_BROXTON ||
hasNoInt64Inst();
}
bool HDCCoalesceSLMAtomicINCWithNoReturn() const
{
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE;
}
int LSCCachelineSize() const
{
return 64;
}
bool HDCCoalesceAtomicCounterAccess() const
{
return (m_platformInfo.eRenderCoreFamily < IGFX_GEN12_CORE) && IGC_IS_FLAG_DISABLED(ForceSWCoalescingOfAtomicCounter);
}
bool supportsMCSNonCompressedFix() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE; }
bool hasHWDp4AddSupport() const { return m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE; }
bool useOnlyEightPatchDispatchHS() const
{
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE);
}
bool supportsPrimitiveReplication() const
{
return ((m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE) ||
(m_platformInfo.eRenderCoreFamily == IGFX_GEN11_CORE && m_platformInfo.eProductFamily == IGFX_ICELAKE));
}
// If true then screen space coordinates for upper-left vertex of a triangle
// being rasterized are delivered together with source depth or W deltas.
bool hasStartCoordinatesDeliveredWithDeltas() const
{
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE;
}
bool disableStaticVertexCount() const
{
return m_WaTable.Wa_14012504847 != 0 || IGC_IS_FLAG_ENABLED(ForceStaticToDynamic);
}
bool hasSamplerSupport() const
{
return (m_platformInfo.eRenderCoreFamily != IGFX_XE_HPC_CORE) ||
(IGC_IS_FLAG_ENABLED(EnableSamplerSupport)); // flag for IGFX_PVC
}
bool hasSamplerFeedbackSurface() const
{
return m_platformInfo.eProductFamily >= IGFX_BMG;
}
// logical subslice id
bool hasLogicalSSID() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
uint32_t getMinPushConstantBufferAlignment() const
{
return 8; // DWORDs
}
// Returns the default limit of pushed constant data in 32-byte units. This value limits
// the amount of constant buffer data promoted to registers.
uint32_t getBlockPushConstantThreshold() const
{
constexpr uint32_t defaultThreshold = 31;
constexpr uint32_t gen9GT2Threshold = 15;
const GTTYPE gt = m_platformInfo.eGTType;
switch (m_platformInfo.eProductFamily)
{
case IGFX_COFFEELAKE:
case IGFX_SKYLAKE:
case IGFX_KABYLAKE:
return (gt == GTTYPE_GT2) ? gen9GT2Threshold : defaultThreshold;
default:
return defaultThreshold;
}
}
bool hasDualSubSlices() const
{
bool hasDualSS = m_platformInfo.eRenderCoreFamily == IGFX_GEN12_CORE ||
m_platformInfo.eRenderCoreFamily == IGFX_GEN12LP_CORE;
if (m_platformInfo.eRenderCoreFamily == IGFX_XE_HPG_CORE)
{
hasDualSS = true;
}
return hasDualSS;
}
unsigned getSlmSizePerSsOrDss() const
{
// GTSysInfo sets SLMSize only for gen12+
unsigned slmSizePerSsOrDss = 65536;
if (hasDualSubSlices())
{
if (GetGTSystemInfo().DualSubSliceCount)
{
slmSizePerSsOrDss = GetGTSystemInfo().SLMSizeInKb / GetGTSystemInfo().DualSubSliceCount * 1024;
}
else
{
slmSizePerSsOrDss = 131072;
}
}
else if (isProductChildOf(IGFX_BMG))
{
// SLMSizeInKb is reported per SS for BMG+
slmSizePerSsOrDss = GetGTSystemInfo().SLMSizeInKb * 1024;
}
else if (isProductChildOf(IGFX_PVC))
{
slmSizePerSsOrDss = GetGTSystemInfo().SLMSizeInKb / GetGTSystemInfo().SubSliceCount * 1024;
}
return slmSizePerSsOrDss;
}
bool canForcePrivateToGlobal() const
{
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN9_CORE && IGC_IS_FLAG_ENABLED(ForcePrivateMemoryToGlobalOnGeneric);
}
bool getHWTIDFromSR0() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool supportAdd3Instruction() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool supportBfnInstruction() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool supportDpasInstruction() const
{
return isProductChildOf(IGFX_XE_HP_SDV) && m_platformInfo.eProductFamily != IGFX_METEORLAKE &&
!(m_platformInfo.eProductFamily == IGFX_PVC && GFX_IS_VG_CONFIG(m_platformInfo.usDeviceID));
}
bool supportJointMatrixOCLExtension() const
{
return supportDpasInstruction() ||
// SPV_INTEL_joint_matrix extension is partially supported on PVC-VG. Only OpJointMatrixMadINTEL
// opcodes are not supported and proper error is emitted in case any of them is used in a kernel.
(m_platformInfo.eProductFamily == IGFX_PVC && GFX_IS_VG_CONFIG(m_platformInfo.usDeviceID));
}
bool hasPackedRestrictedFloatVector() const
{
return !isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool supportLoadThreadPayloadForCompute() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool support16BitAtomics() const
{
return m_platformInfo.eProductFamily >= IGFX_GEN12_CORE;
}
bool Enable32BitIntDivRemEmu() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool support16DWURBWrite() const
{
return IGC_IS_FLAG_ENABLED(Enable16DWURBWrite) && isProductChildOf(IGFX_XE_HP_SDV);
}
bool hasScratchSurface() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool hasAtomicPreDec() const
{
return !isProductChildOf(IGFX_XE_HP_SDV);
}
bool support26BitBSOFormat() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool needsHeaderForAtomicCounter() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool doScalar64bScan() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool hasHWLocalThreadID() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
unsigned int getOfflineCompilerMaxWorkGroupSize() const
{
if (isProductChildOf(IGFX_XE_HP_SDV))
return 1024;
return 448;
}
bool hasFP16AtomicMinMax() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool hasFP32GlobalAtomicAdd() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool has16OWSLMBlockRW() const
{
return IGC_IS_FLAG_ENABLED(Enable16OWSLMBlockRW) && isProductChildOf(IGFX_XE_HP_SDV);
}
bool hasLargeMaxConstantBufferSize() const
{
return IGC_IS_FLAG_DISABLED(Force32bitConstantGEPLowering) &&
m_platformInfo.eProductFamily == IGFX_PVC;
}
bool supportInlineData() const
{
return isProductChildOf(IGFX_XE_HP_SDV);
}
// TODO: temporary solution, remove this once it's not needed
bool supportInlineDataOCL() const
{
if (m_platformInfo.eRenderCoreFamily == IGFX_XE_HPC_CORE && IGC_IS_FLAG_DISABLED(ForceInlineDataForXeHPC))
{
return false;
}
return isProductChildOf(IGFX_XE_HP_SDV);
}
bool supportsAutoGRFSelection() const
{
return isProductChildOf(IGFX_PVC) || m_platformInfo.eProductFamily == IGFX_XE_HP_SDV || (m_platformInfo.eProductFamily == IGFX_DG2 && IGC_IS_FLAG_ENABLED(ForceSupportsAutoGRFSelection));
}
bool hasLSC() const
{
return IGC_IS_FLAG_DISABLED(ForceNoLSC) && !WaEnableLSCBackupMode() && isProductChildOf(IGFX_DG2);
}
bool WaEnableLSCBackupMode() const
{
return (m_WaTable.Wa_14010198302 != 0);
}
bool supportQWRotateInstructions() const
{
return m_platformInfo.eRenderCoreFamily == IGFX_XE_HPC_CORE && IGC_IS_FLAG_ENABLED(EnableQWRotateInstructions);
}
// Some workloads use handcrafted ISA kernels and generate patch tokens for them by compiling a
// dummy kernel. They depend on static BTIs allocation in IGC, that's why dynamic allocation
// can't be enabled by default for all platforms. That is not an issue when ZEBin is enabled by
// default since a workload can generate ZEBin sections by itself, without depending on a dummy kernel
// compilation by IGC.
bool supportDynamicBTIsAllocation() const
{
return supportsZEBin();
}
bool supportsZEBin() const
{
switch (m_platformInfo.eProductFamily)
{
default:
return true;
case IGFX_BROADWELL:
case IGFX_BROXTON:
case IGFX_GEMINILAKE:
case IGFX_LAKEFIELD:
case IGFX_ELKHARTLAKE:
return false;
}
}
bool loosenSimd32occu() const
{
if (IGC_GET_FLAG_VALUE(ForceLoosenSimd32Occu) == 2)
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE && m_platformInfo.eProductFamily != IGFX_DG2);
else
return IGC_GET_FLAG_VALUE(ForceLoosenSimd32Occu);
}
// Local memory here refers to memory on the device- e.g. HBM for PVC.
bool hasLocalMemory() const
{
return m_SkuTable.FtrLocalMemory != 0;
}
bool supportsTier2VRS() const
{
return m_platformInfo.eProductFamily >= IGFX_DG2;
}
bool supportsSIMD16TypedRW() const
{
return isCoreChildOf(IGFX_XE_HPC_CORE);
}
bool supportHWGenerateTID() const
{
return IGC_IS_FLAG_ENABLED(EnableHWGenerateThreadID) && isProductChildOf(IGFX_DG2);
}
bool supportHWDispatchWalkOrder() const
{
const bool hasHWDispatchWalkOrder =
(m_platformInfo.eProductFamily == IGFX_ARROWLAKE && !(GFX_IS_ARL_S(m_platformInfo.usDeviceID)))
|| isCoreChildOf(IGFX_XE2_HPG_CORE);
return hasHWDispatchWalkOrder;
}
bool hasHalfSIMDLSC() const
{
return (m_platformInfo.eProductFamily == IGFX_DG2 && SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_B0)) ||
GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID) ||
GFX_IS_DG2_G12_CONFIG(m_platformInfo.usDeviceID) ||
// false for PVC XL A0 RevID==0x0, true from PVC XT A0 RevID==0x3==REVISION_B
(m_platformInfo.eProductFamily == IGFX_PVC && m_platformInfo.usRevId >= REVISION_B) ||
m_platformInfo.eProductFamily == IGFX_METEORLAKE ||
m_platformInfo.eProductFamily == IGFX_ARROWLAKE ||
isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool NeedsLSCFenceUGMBeforeEOT() const
{
return getWATable().Wa_22013689345 != 0;
}
bool hasPartialInt64Support() const
{
// false for PVC XL A0 RevID==0x0, true from PVC XT A0 RevID==0x3==REVISION_B
return (m_platformInfo.eProductFamily == IGFX_PVC && m_platformInfo.usRevId >= REVISION_B) ||
isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool hasInt64Add() const
{
return !hasNoFullI64Support() || hasQWAddSupport();
}
bool hasFullInt64() const
{
// We don't support int64 adder in PVC-XT-A0, please see more info in hasQWAddSupport
if (m_platformInfo.eProductFamily == IGFX_PVC && m_platformInfo.usRevId < REVISION_D)
{
return false;
}
else
{
return !hasNoInt64Inst();
}
}
bool hasInt64DstMul() const
{
return (m_platformInfo.eProductFamily == IGFX_PVC && m_platformInfo.usRevId < REVISION_B)
|| isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool hasExecSize16DPAS() const
{
return isCoreChildOf(IGFX_XE_HPC_CORE);
}
bool LSCSimd1NeedFullPayload() const
{
// in PVC XL A0 RevID=0x0, SIMD1 reads/writes need full payloads
// this causes chaos for vISA (would need 4REG alignment)
// and to make extra moves to enable the payload
// PVC XT A0 RevID==0x3==REVISION_B gets this feature
return (m_platformInfo.eProductFamily == IGFX_PVC &&
m_platformInfo.usRevId < REVISION_B);
}
bool hasNoFullI64Support() const
{
return (hasNoInt64Inst() || hasPartialInt64Support());
}
bool hasBFTFDenormMode() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool WaPredicatedStackIDRelease() const
{
return m_WaTable.Wa_22014559856 &&
IGC_IS_FLAG_DISABLED(DisablePredicatedStackIDRelease);
}
// This returns the current maximum size that we recommend for performance.
// SIMD32 is still allowed and we may relax this in the future.
SIMDMode getMaxRayQuerySIMDSize() const
{
if (isCoreChildOf(IGFX_XE_HPG_CORE))
{
return SIMDMode::SIMD16;
}
else
{
IGC_ASSERT_MESSAGE(0, "Unsupported platform!");
return SIMDMode::UNKNOWN;
}
}
SIMDMode getPreferredRayQuerySIMDSize() const
{
SIMDMode ret = isCoreChildOf(IGFX_XE_HPC_CORE) ? SIMDMode::SIMD16 : SIMDMode::SIMD8;
IGC_ASSERT_MESSAGE(ret <= getMaxRayQuerySIMDSize(), "Preferred SIMD size for RayQuery must not be greater than MaxRayQuerySIMDSize!");
return ret;
}
SIMDMode getPreferredRayTracingSIMDSize() const
{
return isCoreChildOf(IGFX_XE_HPC_CORE) ? SIMDMode::SIMD16 : SIMDMode::SIMD8;
}
bool supportRayTracing() const
{
return isProductChildOf(IGFX_DG2);
}
bool isValidNumThreads(int32_t numThreadsPerEU) const
{
return numThreadsPerEU == 0 // "auto" mode - use compiler heuristic
|| numThreadsPerEU == 4
|| numThreadsPerEU == 8;
}
bool supports3DAndCubeSampleD() const
{
// Make sure to match hasSupportForSampleDOnCubeTextures LLVM3DBuilder\BuiltinsFrontend.hpp
return (
m_platformInfo.eProductFamily != IGFX_XE_HP_SDV &&
m_platformInfo.eProductFamily != IGFX_DG2 &&
m_platformInfo.eProductFamily != IGFX_METEORLAKE &&
m_platformInfo.eProductFamily != IGFX_ARROWLAKE &&
m_platformInfo.eProductFamily != IGFX_BMG &&
m_platformInfo.eProductFamily != IGFX_LUNARLAKE
);
}
bool LSCEnabled(SIMDMode m = SIMDMode::UNKNOWN) const
{
if (IGC_IS_FLAG_ENABLED(EnableLSC))
return true;
if (hasLSC())
{
switch (m_platformInfo.eProductFamily)
{
case IGFX_PVC:
if (m == SIMDMode::UNKNOWN)
{
// Must generate LSC from PVC XT A0 RevID==0x3==REVISION_B (not include XL A0)
return m_platformInfo.usRevId >= REVISION_B;
}
return (m == SIMDMode::SIMD16 && m_platformInfo.usRevId > REVISION_A0)
|| m == SIMDMode::SIMD32;
case IGFX_DG2:
if (m == SIMDMode::UNKNOWN)
{
// Must generate LSC after A0 (not include A0)
return (SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_B0) ||
GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID) ||
GFX_IS_DG2_G12_CONFIG(m_platformInfo.usDeviceID)
);
}
return ((SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_B0) ||
GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID) ||
GFX_IS_DG2_G12_CONFIG(m_platformInfo.usDeviceID)
) && m == SIMDMode::SIMD8) ||
m == SIMDMode::SIMD16;
case IGFX_METEORLAKE:
case IGFX_ARROWLAKE:
return m == SIMDMode::UNKNOWN || m == SIMDMode::SIMD8 || m == SIMDMode::SIMD16;
default:
return true;
}
}
return false;
}
// Max LSC message block size is 8GRF
uint32_t getMaxLSCBlockMsgSize(bool isD64 = true) const
{
return (isD64 ? 8 : 4) * getGRFSize();
}
bool hasURBFence() const
{
return (m_platformInfo.eProductFamily == IGFX_DG2 ||
m_platformInfo.eProductFamily == IGFX_METEORLAKE ||
m_platformInfo.eProductFamily == IGFX_ARROWLAKE ||
isCoreChildOf(IGFX_XE2_HPG_CORE));
}
bool hasMultiTile() const
{
//FIXME: what to do for AOT compile?
return m_GTSystemInfo.MultiTileArchInfo.TileCount > 1;
}
// UGM LSC fence with GPU scope triggers L3 flush
bool hasL3FlushOnGPUScopeInvalidate() const
{
return
m_platformInfo.eProductFamily == IGFX_ARROWLAKE ||
m_platformInfo.eProductFamily == IGFX_METEORLAKE ||
m_platformInfo.eProductFamily == IGFX_DG2;
}
bool L3CacheCoherentCrossTiles() const {
return isCoreChildOf(IGFX_XE_HPC_CORE);
}
//if RayTracing fence WA for LSCBackupMode (DG2.A0 only actually) is enabled.
//In case of RayQuery of DG2.A0, we have to flush L1 after RTWrite and before shader read.
//The reason is, for RT writes, write - completion must guarantee that
//subsequent read with LSC bypass can read.This issue can be present
//even in async mode too but in sync mode read happens rather quickly
//compared to BTD dispatched thread.
bool RTFenceWAforBkModeEnabled() const
{
return WaEnableLSCBackupMode();
}
SIMDMode getMinDispatchMode() const
{
return isCoreChildOf(IGFX_XE_HPC_CORE) ? SIMDMode::SIMD16 : SIMDMode::SIMD8;
}
bool hasLSCTypedMessage() const
{
return isCoreChildOf(IGFX_XE_HPC_CORE);
}
bool LSC2DSupportImmXY() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
SIMDMode getMaxLSCTypedMessageSize() const
{
switch (m_platformInfo.eRenderCoreFamily)
{
case IGFX_XE_HPG_CORE:
return SIMDMode::SIMD8;
case IGFX_XE_HPC_CORE:
return SIMDMode::SIMD16;
default:
if (IGC_IS_FLAG_ENABLED(DisableLSCSIMD32TGMMessages))
{
return SIMDMode::SIMD16;
}
else
{
return SIMDMode::SIMD32;
}
}
}
unsigned getAccChNumUD() const
{
return isCoreChildOf(IGFX_XE_HPC_CORE) ? 16 : 8;
}
bool hasInt64SLMAtomicCAS() const
{
// false for PVC XL A0 RevID==0x0, true from PVC XT A0 RevID==0x3==REVISION_B
return (m_platformInfo.eProductFamily == IGFX_PVC && m_platformInfo.usRevId >= REVISION_B)
|| isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool hasFP64GlobalAtomicAdd() const
{
return (m_platformInfo.eProductFamily == IGFX_PVC && m_platformInfo.usRevId > REVISION_A0)
|| isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool supports16BitLdMcs() const
{
return isProductChildOf(IGFX_XE_HP_SDV) && IGC_IS_FLAG_ENABLED(Enable16BitLDMCS);
}
bool supportsGather4PO() const
{
return !isProductChildOf(IGFX_XE_HP_SDV);
}
// Typed read supports all renderable image formats, no image data conversion is
// required.
bool typedReadSupportsAllRenderableFormats() const
{
bool isChildOfDG2B0 = SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_B0);
bool isChildOfDG2C0 = SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_C0);
bool isDG2G11Config = GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID);
bool isDG2G12Config = GFX_IS_DG2_G12_CONFIG(m_platformInfo.usDeviceID);
if ((m_platformInfo.eProductFamily == IGFX_DG2 && isChildOfDG2C0) ||
(m_platformInfo.eProductFamily == IGFX_DG2 && isDG2G11Config && isChildOfDG2B0) ||
(m_platformInfo.eProductFamily == IGFX_DG2 && isDG2G12Config) ||
(m_platformInfo.eProductFamily == IGFX_METEORLAKE) ||
(m_platformInfo.eProductFamily == IGFX_ARROWLAKE) ||
(m_platformInfo.eRenderCoreFamily == IGFX_XE_HPC_CORE) ||
isCoreChildOf(IGFX_XE2_HPG_CORE))
{
return IGC_IS_FLAG_DISABLED(ForceFormatConversionDG2Plus);
}
return false;
}
bool EnableNewTileYCheckDefault() const
{
return true;
}
bool EnableKeepTileYForFlattenedDefault() const
{
return false;
}
bool needsWAForThreadsUtilization() const
{
return (m_platformInfo.eProductFamily == IGFX_DG2 ||
m_platformInfo.eProductFamily == IGFX_METEORLAKE ||
m_platformInfo.eProductFamily == IGFX_ARROWLAKE);
}
bool supportDualSimd8PS() const
{
return IGC_IS_FLAG_ENABLED(EnableDualSIMD8) && (m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE) &&
!isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool hasDualSimd8Payload() const
{
return (m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE) && !isCoreChildOf(IGFX_XE2_HPG_CORE);
}
unsigned int getMaxMeshShaderThreads() const {
return m_caps.MediaShaderThreads - 1;
}
bool supportDpaswInstruction() const
{
return hasFusedEU() && supportDpasInstruction();
}
// This represents the max number of logical lanes available for RT,
// so it is not dependent on compiled SIMD size or "PreferredRayTracingSIMDSize".
unsigned getRTStackDSSMultiplier() const
{
IGC_ASSERT(supportRayTracing());
return 2048;
}
// Max number of hw threads for each workgroup
unsigned int getMaxNumberHWThreadForEachWG() const
{
if (m_platformInfo.eRenderCoreFamily < IGFX_GEN12_CORE) {
// Each WG is dispatched into one subslice for GEN11 and before
return getMaxNumberThreadPerSubslice();
}
else if (m_platformInfo.eRenderCoreFamily <= IGFX_XE_HPC_CORE)
{
// Each WG is dispatched into one DSS which has 2 Subslices for Gen12 and above
if (getWATable().Wa_1609337546 || getWATable().Wa_1609337769) {
return 64;
}
else {
return getMaxNumberThreadPerSubslice() * 2;
}
}
else if (m_platformInfo.eRenderCoreFamily == IGFX_XE2_HPG_CORE)
{
// Each WG is dispatched into one subslice
return getMaxNumberThreadPerSubslice();
}
else {
IGC_ASSERT_MESSAGE(0, "Unsupported platform!");
}
return 0;
}
uint32_t getGRFSize() const
{
return isCoreChildOf(IGFX_XE_HPC_CORE) ? 64 : 32;
}
uint32_t getInlineDataSize() const
{
if (!supportInlineData()) return 0;
return 32;
}
bool hasFusedEU() const
{
return m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE &&
!isCoreChildOf(IGFX_XE_HPC_CORE);
}
bool requireCallWA() const
{
return IGC_IS_FLAG_ENABLED(EnableCallWA) && hasFusedEU() && (getWATable().Wa_14016243945 == false);
}
bool hasPartialEmuI64Enabled() const
{
return hasPartialInt64Support() && IGC_IS_FLAG_ENABLED(EnablePartialEmuI64);
}
bool matchImmOffsetsLSC() const
{
enum LscMatchImmMode {
OFF = 0,
IF_HW_SUPPORTED = 1,
ON = 2,
};
auto immOffsetMode = (LscMatchImmMode)IGC_GET_FLAG_VALUE(LscImmOffsMatch);
return hasLSC() &&
(immOffsetMode >= ON || (immOffsetMode == IF_HW_SUPPORTED && isCoreChildOf(IGFX_XE2_HPG_CORE)));
}
bool WaCubeHFPrecisionBug() const
{
return m_WaTable.Wa_18012201914 != 0;
}
//The max size in bytes of the scratch space per thread.
// XeHP_SDV and above are for each physical thread: 256k.
// TGLLP and below are for each FFTID: 2M.
uint32_t maxPerThreadScratchSpace(
) const
{
return hasScratchSurface() ? 0x40000 : 0x200000;
}
bool enableSpillCompressionCheckDefault() const
{
bool bEnabled = false;
return bEnabled;
}
bool supportAIParameterCombiningWithLODBiasEnabled() const
{
return IGC_IS_FLAG_ENABLED(EnableAIParameterCombiningWithLODBias) &&
((m_platformInfo.eProductFamily == IGFX_DG2 && SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_B0)) ||
GFX_IS_DG2_G12_CONFIG(m_platformInfo.usDeviceID) ||
GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID) ||
m_platformInfo.eProductFamily == IGFX_METEORLAKE ||
m_platformInfo.eProductFamily == IGFX_ARROWLAKE ||
isCoreChildOf(IGFX_XE2_HPG_CORE));
}
bool useScratchSpaceForOCL() const
{
// Disable using scratch surface for private memory on XeHP_SDV
// because it does not support byte-aligned (byte-scattered) messages.
if (hasScratchSurface()) {
return LSCEnabled() &&
IGC_IS_FLAG_ENABLED(EnableOCLScratchPrivateMemory) &&
isCoreChildOf(IGFX_XE_HPC_CORE);
}
else {
return IGC_IS_FLAG_ENABLED(EnableOCLScratchPrivateMemory);
}
}
// Check if byte ALU operations are well supported. If not, promote byte to i16/i32.
bool supportByteALUOperation() const
{
return !isCoreChildOf(IGFX_XE_HPC_CORE);
}
//all the platforms which DONOT support 64 bit float operations
bool hasNoFP64Inst() const {
return m_platformInfo.eProductFamily == IGFX_ICELAKE_LP ||
m_platformInfo.eProductFamily == IGFX_LAKEFIELD ||
m_platformInfo.eProductFamily == IGFX_ELKHARTLAKE ||
m_platformInfo.eProductFamily == IGFX_JASPERLAKE ||
m_platformInfo.eProductFamily == IGFX_TIGERLAKE_LP ||
m_platformInfo.eProductFamily == IGFX_ROCKETLAKE ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_S ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_P ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_N ||
m_platformInfo.eProductFamily == IGFX_DG1 ||
m_platformInfo.eProductFamily == IGFX_DG2;
}
//all the platforms which have correctly rounded macros (INVM, RSQRTM, MADM)
bool hasCorrectlyRoundedMacros() const {
if (isCoreChildOf(IGFX_XE2_HPG_CORE) && IGC_IS_FLAG_DISABLED(DisableCorrectlyRoundedMacros))
return true;
return (m_platformInfo.eProductFamily != IGFX_ICELAKE_LP &&
m_platformInfo.eProductFamily != IGFX_LAKEFIELD &&
m_platformInfo.eProductFamily != IGFX_JASPERLAKE &&
m_platformInfo.eProductFamily != IGFX_TIGERLAKE_LP &&
m_platformInfo.eProductFamily != IGFX_ROCKETLAKE &&
m_platformInfo.eProductFamily != IGFX_DG1 &&
m_platformInfo.eProductFamily != IGFX_ALDERLAKE_S &&
m_platformInfo.eProductFamily != IGFX_ALDERLAKE_P &&
m_platformInfo.eProductFamily != IGFX_ALDERLAKE_N &&
m_platformInfo.eProductFamily != IGFX_DG2 &&
m_platformInfo.eProductFamily != IGFX_METEORLAKE) &&
m_platformInfo.eProductFamily != IGFX_ARROWLAKE &&
m_platformInfo.eProductFamily != IGFX_BMG &&
m_platformInfo.eProductFamily != IGFX_LUNARLAKE;
}
// Has 64bit support but use 32bit for perf reasons
bool preferFP32IntDivRemEmu() const {
return (m_platformInfo.eProductFamily == IGFX_METEORLAKE ||
m_platformInfo.eProductFamily == IGFX_ARROWLAKE ||
isCoreChildOf(IGFX_XE2_HPG_CORE));
}
// Platforms that haven't HW support for FP64 operations
// and can emulate double operations
bool emulateFP64ForPlatformsWithoutHWSupport() const {
return m_platformInfo.eProductFamily == IGFX_DG2;
}
bool supportMixMode() const {
return IGC_IS_FLAG_ENABLED(ForceMixMode) ||
(IGC_IS_FLAG_DISABLED(DisableMixMode) &&
(m_platformInfo.eProductFamily == IGFX_CHERRYVIEW ||
m_platformInfo.eProductFamily == IGFX_DG1 ||
m_platformInfo.eProductFamily == IGFX_TIGERLAKE_LP ||
m_platformInfo.eProductFamily == IGFX_ROCKETLAKE ||
m_platformInfo.eRenderCoreFamily == IGFX_GEN12LP_CORE ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_S ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_P ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_N ||
m_platformInfo.eRenderCoreFamily == IGFX_GEN9_CORE ||
m_platformInfo.eRenderCoreFamily == IGFX_GEN10_CORE));
}
bool supportsStaticRegSharing() const
{
// Static register sharing with multiple number of threads per EU supported on:
return ((isProductChildOf(IGFX_XE_HP_SDV) && !WaDisableStaticRegSharing())
|| IGC_IS_FLAG_ENABLED(ForceSupportsStaticRegSharing));
}
bool DSPrimitiveIDPayloadPhaseCanBeSkipped() const
{
bool isFromFamilyWhereSkippable = m_platformInfo.eProductFamily == IGFX_ALDERLAKE_S ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_P ||
m_platformInfo.eProductFamily == IGFX_ALDERLAKE_N ||
m_platformInfo.eProductFamily == IGFX_TIGERLAKE_LP ||
m_platformInfo.eProductFamily == IGFX_ROCKETLAKE ||
m_platformInfo.eProductFamily == IGFX_DG1;
return (IGC_IS_FLAG_ENABLED(EnablePostCullPatchFIFOLP) &&
m_platformInfo.eRenderCoreFamily >= IGFX_GEN12_CORE &&
isFromFamilyWhereSkippable) ||
(IGC_IS_FLAG_ENABLED(EnablePostCullPatchFIFOHP) && isProductChildOf(IGFX_XE_HP_SDV));
}
bool emulateByteScraterMsgForSS() const
{
return IGC_IS_FLAG_ENABLED(EnableUntypedSurfRWofSS) &&
isProductChildOf(IGFX_XE_HP_SDV) &&
!hasLSC();
}
bool has64BMediaBlockRW() const
{
bool hasBlockRW = (IGC_IS_FLAG_ENABLED(Enable64BMediaBlockRW) && isProductChildOf(IGFX_XE_HP_SDV));
hasBlockRW = hasBlockRW || isCoreChildOf(IGFX_XE2_HPG_CORE);
return hasBlockRW;
}
int getBSOLocInExtDescriptor() const
{
return support26BitBSOFormat() ? 6 : 12;
}
bool NeedsHDCFenceBeforeEOTInPixelShader() const
{
return m_WaTable.Wa_1807084924 != 0;
}
bool canFuseTypedWrite() const
{
bool isChildOfDG2B0 = SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_B0);
bool isChildOfDG2C0 = SI_WA_FROM(m_platformInfo.usRevId, ACM_G10_GT_REV_ID_C0);
bool isDG2G11Config = GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID);
bool isDG2G12Config = GFX_IS_DG2_G12_CONFIG(m_platformInfo.usDeviceID);
bool canFuse = (m_platformInfo.eProductFamily == IGFX_METEORLAKE) ||
(m_platformInfo.eProductFamily == IGFX_ARROWLAKE) ||
(m_platformInfo.eProductFamily == IGFX_DG2 && isChildOfDG2C0) ||
(m_platformInfo.eProductFamily == IGFX_DG2 && isDG2G11Config && isChildOfDG2B0) ||
(m_platformInfo.eProductFamily == IGFX_DG2 && isDG2G12Config);
return (IGC_IS_FLAG_ENABLED(FuseTypedWrite) && canFuse);
}
bool enableSetDefaultTileYWalk() const
{
if (IGC_IS_FLAG_ENABLED(EnableTileYForExperiments))
return true;
// disable it on DG2 G11
if (GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID))
return false;
return (supportHWGenerateTID());
}
// max block size for legacy OWord block messages
uint32_t getMaxBlockMsgSize(bool isSLM) const
{
if (isSLM)
{
if (m_WaTable.Wa_14010875903)
{
return 64;
}
if (has16OWSLMBlockRW())
{
return 256;
}
}
return 128;
}
bool hasLSCUrbMessage() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool hasSampleMlodMessage() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool forceSamplerHeader() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool hasDualKSPPS() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool hasLSCSamplerRouting() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool hasBarrierControlFlowOpt() const
{
bool enabled =
hasLSC() && IGC_IS_FLAG_ENABLED(EnableLSCFence) &&
isCoreChildOf(IGFX_XE2_HPG_CORE);
return enabled;
}
bool canDoMultipleLineMOVOpt() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool supportStochasticLod() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool supportsProgrammableOffsets() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool isDynamicRayQueryDynamicRayManagementMechanismEnabled() const
{
return (isCoreChildOf(IGFX_XE2_HPG_CORE) &&
IGC_IS_FLAG_DISABLED(DisableRayQueryDynamicRayManagementMechanism));
}
// ***** Below go accessor methods for testing WA data from WA_TABLE *****
bool WaDoNotPushConstantsForAllPulledGSTopologies() const
{
return (m_platformInfo.eProductFamily == IGFX_BROADWELL) ||
m_WaTable.WaDoNotPushConstantsForAllPulledGSTopologies != 0;
}
bool WaForceMinMaxGSThreadCount() const
{
return m_WaTable.WaForceMinMaxGSThreadCount != 0;
}
bool WaOCLEnableFMaxFMinPlusZero() const
{
return m_WaTable.WaOCLEnableFMaxFMinPlusZero != 0;
}
bool WaDisableSendsSrc0DstOverlap() const
{
return m_WaTable.WaDisableSendsSrc0DstOverlap != 0;
}
bool WaDisableEuBypass() const
{
return (m_WaTable.WaDisableEuBypassOnSimd16Float32 != 0);
}
bool WaDisableDSDualPatchMode() const
{
return m_WaTable.WaDisableDSDualPatchMode == 0;
}
bool WaDispatchGRFHWIssueInGSAndHSUnit() const
{
return m_WaTable.WaDispatchGRFHWIssueInGSAndHSUnit != 0;
}
bool WaSamplerResponseLengthMustBeGreaterThan1() const
{
return m_WaTable.WaSamplerResponseLengthMustBeGreaterThan1 != 0;
}
bool WaDisableDSPushConstantsInFusedDownModeWithOnlyTwoSubslices() const
{
return ((m_WaTable.WaDisableDSPushConstantsInFusedDownModeWithOnlyTwoSubslices) &&
(m_GTSystemInfo.IsDynamicallyPopulated && m_GTSystemInfo.SubSliceCount == 2));
}
bool WaDisableVSPushConstantsInFusedDownModeWithOnlyTwoSubslices() const
{
return ((m_WaTable.WaDisableVSPushConstantsInFusedDownModeWithOnlyTwoSubslices) &&
(m_GTSystemInfo.IsDynamicallyPopulated && m_GTSystemInfo.SubSliceCount == 2));
}
bool WaForceCB0ToBeZeroWhenSendingPC() const
{
return m_WaTable.WaForceCB0ToBeZeroWhenSendingPC != 0;
}
bool WaConservativeRasterization() const
{
return (m_WaTable.WaConservativeRasterization != 0 &&
IGC_IS_FLAG_ENABLED(ApplyConservativeRastWAHeader));
}
bool WaReturnZeroforRTReadOutsidePrimitive() const
{
return m_WaTable.WaReturnZeroforRTReadOutsidePrimitive != 0;
}
bool WaFixInnerCoverageWithSampleMask() const
{
return m_WaTable.Wa_220856683 != 0;
}
bool WaOverwriteFFID() const
{
return m_WaTable.Wa_1409460247 != 0;
}
bool WaDisableStaticRegSharing() const
{
return m_WaTable.Wa_14012688715 != 0;
}
bool WaDisablePrimitiveReplicationWithCPS() const
{
return m_WaTable.Wa_18013852970 != 0;
}
bool supportSystemFence() const
{
return hasLSC()
&& m_platformInfo.eProductFamily != IGFX_DG2
&& m_platformInfo.eProductFamily != IGFX_METEORLAKE
&& m_platformInfo.eProductFamily != IGFX_ARROWLAKE;
}
bool WaGeoShaderURBAllocReduction() const
{
return m_WaTable.Wa_18012660806 != 0;
}
bool WaDisableSendSrcDstOverlap() const
{
return (!IGC_IS_FLAG_ENABLED(DisableSendSrcDstOverlapWA)) &&
(m_SkuTable.FtrWddm2Svm != 0 ||
m_platformInfo.eRenderCoreFamily == IGFX_GEN10_CORE ||
m_platformInfo.eRenderCoreFamily == IGFX_GEN11_CORE ||
(m_platformInfo.eProductFamily >= IGFX_PVC &&
m_platformInfo.eProductFamily <= IGFX_ARROWLAKE));
}
bool WaInsertHDCFenceBeforeEOTWhenSparseAliasedResources() const
{
return m_WaTable.Wa_1807084924 != 0;
}
bool WaDisableSampleLz() const
{
return (IGC_IS_FLAG_DISABLED(DisableWaSampleLZ) && m_WaTable.Wa_14013297064);
}
bool WaEnableA64WA() const
{
if (IGC_IS_FLAG_ENABLED(EnableA64WA) && m_WaTable.Wa_14010595310) {
return true;
}
return false;
}
//Only enable this WA for TGLLP+ because, in pre TGLLP projects, smov was replaced with two instructions which caused performance penalty.
bool enableMultiGRFAccessWA() const
{
return (m_platformInfo.eProductFamily >= IGFX_TIGERLAKE_LP);
}
// Return true if platform has structured control-flow instructions and IGC wants to use them.
bool hasSCF() const
{
bool doscf = true;
// DG2 and PVC still has SCF, but igc will stop using them.
doscf = !isProductChildOf(IGFX_DG2);
return doscf;
}
const SCompilerHwCaps& GetCaps() { return m_caps; }
bool supportHeaderRTW() const
{
return (!isCoreChildOf(IGFX_XE2_HPG_CORE));
}
bool preemptionSupported() const
{
if (isCoreChildOf(IGFX_XE_HPC_CORE) && !isCoreChildOf(IGFX_XE2_HPG_CORE))
return false;
return GetPlatformFamily() >= IGFX_GEN9_CORE;
}
// platform natively not support DW-DW multiply
bool noNativeDwordMulSupport() const
{
return m_platformInfo.eProductFamily == IGFX_BROXTON ||
m_platformInfo.eProductFamily == IGFX_GEMINILAKE ||
m_platformInfo.eProductFamily == IGFX_DG2 ||
m_platformInfo.eProductFamily == IGFX_METEORLAKE ||
m_platformInfo.eProductFamily == IGFX_ARROWLAKE ||
GetPlatformFamily() == IGFX_GEN11_CORE ||
GetPlatformFamily() == IGFX_GEN12LP_CORE;
}
unsigned getURBFullWriteMinGranularity() const
{
unsigned overrideValue = IGC_GET_FLAG_VALUE(SetURBFullWriteGranularity);
if (overrideValue == 16 || overrideValue == 32)
{
return overrideValue;
}
return isProductChildOf(IGFX_XE_HP_SDV) ? 16 : 32; // in bytes
}
unsigned forceQwAtSrc0ForQwShlWA() const
{
// PVC XT A0: RevID==0X3==REVISION_B
return (m_platformInfo.eProductFamily == IGFX_PVC && m_platformInfo.usRevId == REVISION_B);
}
bool hasSIMD8Support() const
{
if (isCoreChildOf(IGFX_XE2_HPG_CORE))
return false;
return !(m_platformInfo.eRenderCoreFamily == IGFX_XE_HPC_CORE);
}
bool hasThreadPauseSupport() const
{
if (isCoreChildOf(IGFX_XE_HPC_CORE))
return false;
return true;
}
bool WaDisableD64ScratchMessage() const
{
return getWATable().Wa_15010203763 != 0;
}
bool supportLargeGRF() const
{
return isCoreChildOf(IGFX_XE_HPG_CORE);
}
bool supportCheckCSThreadsLimit() const
{
return (m_platformInfo.eRenderCoreFamily == IGFX_XE2_HPG_CORE);
}
bool supportTriggerLargeGRFRetry() const
{
return (m_platformInfo.eRenderCoreFamily == IGFX_XE2_HPG_CORE);
}
bool EnableCSWalkerPass() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool limitedBCR() const
{
return m_platformInfo.eProductFamily == IGFX_DG2 &&
(GFX_IS_DG2_G11_CONFIG(m_platformInfo.usDeviceID) ||
GFX_IS_DG2_G12_CONFIG(m_platformInfo.usDeviceID));
}
uint32_t getMaxAddressedHWThreads() const
{
// TODO Calculate the value
if (isCoreChildOf(IGFX_XE2_HPG_CORE))
return 8192;
return 4096;
}
bool supportsNumberOfBariers() const
{
return isProductChildOf(IGFX_DG2);
}
uint32_t getVISAABIVersion() const {
return 2;
}
bool supportsNonDefaultLSCCacheSetting() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool isSupportedLSCCacheControlsEnum(LSC_L1_L3_CC l1l3cc, bool isLoad) const
{
if (isLoad)
{
switch (l1l3cc)
{
default: break;
case LSC_L1UC_L3CC:
case LSC_L1C_L3CC:
case LSC_L1IAR_L3IAR:
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
}
return true;
}
unsigned int roundUpTgsmSize(DWORD size) const
{
const DWORD blockSize = getSharedLocalMemoryBlockSize() ? getSharedLocalMemoryBlockSize() : sizeof(KILOBYTE);
size = iSTD::Round(size, blockSize) / blockSize;
if (size > 16)
{
if (isCoreChildOf(IGFX_XE2_HPG_CORE))
{
const DWORD roundSize = iSTD::RoundPower2(size) / 4;
return iSTD::Round(size, roundSize) * blockSize;
}
}
return iSTD::RoundPower2(size) * blockSize;
}
unsigned getRayTracingTileXDim1D() const
{
if (isCoreChildOf(IGFX_XE2_HPG_CORE))
{
return 512;
}
return 256;
}
unsigned getRayTracingTileYDim1D() const
{
return 1;
}
unsigned getRayTracingTileXDim2D() const
{
if (isCoreChildOf(IGFX_XE2_HPG_CORE))
return 8;
else
return 32;
}
unsigned getRayTracingTileYDim2D() const
{
if (isCoreChildOf(IGFX_XE2_HPG_CORE))
return 128;
else
return 4;
}
bool preferLSCCache() const
{
return isCoreChildOf(IGFX_XE2_HPG_CORE);
}
bool allowDivergentControlFlowRayQueryCheckRelease() const
{
return m_WaTable.Wa_22019804511 != 0;
}
bool allowProceedBasedApproachForRayQueryDynamicRayManagementMechanism() const
{
return IGC_IS_FLAG_DISABLED(DisableProceedBasedApproachForRayQueryDynamicRayManagementMechanism);
}
};
}//namespace IGC
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