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/*========================== begin_copyright_notice ============================
Copyright (C) 2017-2025 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#pragma once
// HW Capabilities
// these functions are part of IR_Builder class and included in Build_IR.h
bool hasMixMode() const {
if (getOption(vISA_ForceMixMode)) {
return true;
}
if (getOption(vISA_DisableMixMode)) {
return false;
}
return getPlatform() > GENX_BDW &&
getPlatformGeneration() != PlatformGen::GEN11;
}
// True if it has bfloat16 mixed mode support.
bool hasBFMixMode() const { return hasDPAS(); }
bool forceSamplerHeader() const {
return m_options->getOption(vISA_forceSamplerHeader) ||
(getPlatform() < GENX_ICLLP &&
m_options->getOption(vISA_enablePreemption));
}
bool samplerHeaderPreemptionWA() const {
// vISA_enablePreemptionR0Only is used as preeemption for the special platform
return (m_options->getOption(vISA_enablePreemption) ||
m_options->getOption(vISA_enablePreemptionR0Only)) &&
m_options->getOption(vISA_samplerHeaderWA);
}
bool needsNoPreemptR2ForSend() const {
return getPlatformGeneration() == PlatformGen::GEN11;
}
bool noDDAllowedPlatform() const { return getPlatform() >= GENX_SKL; }
bool noSrcDepSetAllowedPlatform() const { return getPlatform() >= GENX_SKL; }
bool doPlane() const {
return getPlatform() < GENX_ICLLP && !getOption(vISA_expandPlane);
}
bool favorFloatMov() const {
return getPlatformGeneration() == PlatformGen::GEN11 || isXeLP();
}
bool noScalarJmp() const { return !getOption(vISA_EnableScalarJmp); }
bool hasAlign1Ternary() const {
return getPlatform() >= GENX_CNL && getOption(vISA_doAlign1Ternary);
}
bool encodeUnitStrideTernary() const {
return getPlatformGeneration() >= PlatformGen::XE;
}
bool hasMacMacl() const {
return getPlatform() >= GENX_CNL && getPlatform() <= Xe3 &&
!removedAccRestrictionsAsGRF();
}
bool hasCPS() const { return getPlatform() >= GENX_CNL; }
bool hasBindlessSampler() const { return getPlatform() >= GENX_CNL; }
bool noSrc2Regioning() const { return getPlatform() >= GENX_ICLLP; }
bool noSrc1Byte() const {
return getOption(vISA_noSrc1Byte) || getPlatform() >= GENX_ICLLP;
}
bool noDFTypeMac() const {
if (getPlatform() == Xe_PVC)
return true;
return false;
}
bool needsFenceCommitEnable() const {
if (m_options->getTarget() == VISA_CM) {
return getPlatform() >= GENX_SKL;
} else {
return getPlatform() >= GENX_CNL;
}
}
bool hasIEEEDivSqrt() const { return getPlatform() < GENX_ICLLP; }
bool gotoJumpOnTrue() const { return getPlatform() >= GENX_CNL; }
bool needsToReserveR127() const { return getPlatform() < GENX_CNL; }
bool hasSLMFence() const { return getPlatform() >= GENX_ICLLP; }
bool GRFAlign() const { return getPlatform() < GENX_SKL; }
bool twoSourcesCollision() const { return getPlatform() < GENX_CNL; }
bool lowHighBundle() const {
return getPlatformGeneration() <= PlatformGen::GEN11;
}
bool hasSendShootdown() const { return getPlatform() >= GENX_CNL; }
bool useNewR0Format() const { return getPlatform() >= GENX_ICLLP; }
int getPredMaskEnableBit() const {
return getPlatform() < GENX_ICLLP ? 30 : 23;
}
int getBarrierIDMask() const {
return getPlatform() < GENX_ICLLP ? 0x8F000000 : 0x7F000000;
}
uint32_t getMaxSendMessageLength() const {
return getPlatform() < GENX_CNL ? 16 : 32;
}
bool hasPixelNullMask() const { return getPlatform() >= GENX_SKL; }
bool noSLMMsgHeader() const { return getPlatform() >= GENX_SKL; }
bool needsA32MsgHeader() const { return getPlatform() < GENX_SKL; }
int getThreadIDMask() const {
return getPlatform() >= GENX_SKL ? 0x7FF : 0x1FF;
}
bool hasFloatAtomics() const { return getPlatform() >= GENX_SKL; }
bool hasBlockedSLMMessage() const { return false; }
bool hasHeaderlessMRTWrite() const { return getPlatform() >= GENX_ICLLP; }
bool hasDotProductInst() const { return getPlatform() < GENX_CNL; }
bool hasLRP() const { return getPlatform() < GENX_ICLLP; }
int getBarrierMask(bool enableBarrierInstCounterBits) const {
if (getPlatform() < GENX_SKL) {
// pre-SKL: and (8) H0.0:ud r0.2:ud 0x0F000000 (r0.2, bit 24-27)
return enableBarrierInstCounterBits ? 0x0F00FE00 : 0x0F000000;
} else if (getPlatform() < GENX_ICLLP) {
// SKL+: and (8) H0.0:ud r0.2:ud 0x8F000000 (r0.2, bit24-27, bit31)
return enableBarrierInstCounterBits ? 0x8F00FE00 : 0x8F000000;
} else {
// else: and (8) H0.0:ud r0.2:ud 0x7F000000 (r0.2, bit24-30)
return enableBarrierInstCounterBits ? 0x7F00FF00 : 0x7F000000;
}
}
bool canMadHaveAcc() const { return getPlatform() >= GENX_CNL; }
bool hasFdivPow() const { return getPlatformGeneration() < PlatformGen::XE; }
bool hasFdivPowWA() const { return getPlatform() < GENX_ICLLP; }
bool hasCondModForTernary() const {
return getPlatformGeneration() < PlatformGen::XE;
}
bool hasSWSB() const { return getPlatformGeneration() >= PlatformGen::XE; }
bool hasSWSBCounter() const {
return getPlatform() > Xe3;
}
bool hasPartialMixMode() const {
return getPlatformGeneration() >= PlatformGen::XE;
}
// whether EOT sources need to be assigned r112-r127
bool hasEOTGRFBinding() const {
return getPlatformGeneration() < PlatformGen::XE3;
}
bool hasSmov() const { return getPlatformGeneration() < PlatformGen::XE; }
bool doAccSub() const { return getPlatformGeneration() >= PlatformGen::GEN11; }
bool doFlagLVN() const {
return getPlatform() >= Xe3P_Graphics;
}
bool hasNFType() const {
return getPlatform() >= GENX_ICLLP &&
getPlatformGeneration() < PlatformGen::XE;
}
void getSSIDBits(uint32_t &width, uint32_t &start) const {
if (getPlatform() < GENX_CNL) {
width = 2;
start = 12; //[12:13]
} else if (getPlatform() == GENX_CNL) {
width = 2;
start = 8; //[8:9]
} else {
width = 3;
start = 8; //[8:10]
}
}
bool encodeAccRegSelAsAlign1() const { return getPlatform() >= GENX_ICLLP; }
bool fuseTypedWrites() const { return getOption(vISA_FuseTypedWrites); }
bool avoidWAWSubRegHazard() const {
return getPlatformGeneration() < PlatformGen::XE &&
getOption(vISA_WAWSubregHazardAvoidance);
}
bool newTernaryStride() const {
return getPlatformGeneration() >= PlatformGen::XE;
}
// acc restrictions that are relaxed for Xe
// -- dp4a can take acc src/dst
// -- the same acc may be used in both src0 and src1 of a three-source inst
bool relaxedACCRestrictions2() const {
return getPlatformGeneration() >= PlatformGen::XE;
}
bool fuseURBMessage() const { return isXeLP(); }
bool supportSrcModforMul() const {
return getPlatformGeneration() < PlatformGen::XE;
}
bool doMultiAccSub() const {
return getPlatformGeneration() >= PlatformGen::XE;
}
bool canMadHaveSrc0Acc() const {
return getPlatformGeneration() >= PlatformGen::XE;
}
bool accDstforIndirectSrc() const {
return getPlatformGeneration() < PlatformGen::XE;
}
bool restrictedACCRestrictions() const { return getPlatform() >= Xe_PVC; }
bool favorFpMad() const { return getPlatform() < GENX_CNL; }
bool avoidAccDstWithIndirectSource() const {
return getPlatform() >= GENX_TGLLP;
}
bool hasRSForSpecificPlatform() const {
if (getPlatform() == Xe_DG2) {
return m_options->getOption(vISA_ManualEnableRSWA);
}
return true;
}
bool hasDPASFuseRSWA() const {
return VISA_WA_CHECK(getPWaTable(), Wa_18023229625) ||
getOption(vISA_DPASFuseRSWA);
}
bool hasSrc1ReadSuppressionIssue() const {
return getPlatform() == Xe_PVC && hasRSForSpecificPlatform();
}
bool hasReadSuppression() const {
return getPlatform() >= GENX_TGLLP && hasRSForSpecificPlatform();
}
bool hasEOTReadSuppressionIssue() const {
if (getPlatform() == Xe_DG2 && hasRSForSpecificPlatform()) {
return true;
}
return false;
}
bool hasScalarReadSuppression() const {
return getPlatform() > GENX_TGLLP && hasRSForSpecificPlatform();
}
bool hasFPU0ReadSuppressionIssue() const {
return getPlatform() == Xe_PVCXT && hasRSForSpecificPlatform();
}
bool hasWideMulMadOpsEnabled() const {
return getPlatform() > Xe3 &&
getOptions()->getOption(vISA_WideMulMadOpsEnable);
}
bool alignBindlessSampler() const {
return getPlatformGeneration() == PlatformGen::GEN9;
}
bool noL3Flush() const { return getPlatform() == GENX_TGLLP; }
bool needResetA0forVxHA0() const { return getPlatform() >= GENX_ICLLP; }
unsigned getCoIssueUints() const {
#if 0
auto GEN = getPlatformGeneration();
return (GEN >= PlatformGen::XE) ? 1 : 2;
#else
if (getOptions()->getOption(vISA_SendQueueSched)) {
auto GEN = getPlatformGeneration();
return (GEN >= PlatformGen::XE) ? 1 : 2;
}
return 2;
#endif
}
bool useMultiThreadLatency() const {
#if 0
auto GEN = getPlatformGeneration();
if (GEN >= PlatformGen::XE)
return false;
#endif
return getOptions()->getOption(vISA_useMultiThreadedLatencies);
}
bool useIGAEncoder() const {
return getOption(vISA_IGAEncoder) ||
getPlatformGeneration() >= PlatformGen::XE;
}
bool needReplaceIndirectCallWithJmpi() const {
return getPlatform() <= GENX_ICLLP ||
getOption(vISA_replaceIndirectCallWithJmpi);
}
bool needIPWA() const { return getPlatform() == Xe_XeHPSDV; }
bool canEncodeFullExtDesc() const { return getPlatform() >= GENX_TGLLP; }
bool needSwap64ImmLoHi() const { return getPlatform() >= GENX_TGLLP; }
bool has8ByteA64Gather() const { return getPlatform() != GENX_TGLLP; }
bool WaDisableSendSrcDstOverlap() const {
return getOption(vISA_noSendSrcDstOverlap) ||
(m_options->getTarget() == VISA_CM && getPlatform() >= GENX_SKL &&
getPlatform() < GENX_TGLLP) || getPlatform() == GENX_ICLLP ||
(getPlatform() >= Xe_MTL && getPlatform() <= Xe_PVCXT);
}
bool isXeLP() const { return getPlatform() == GENX_TGLLP; }
bool hasEarlyGRFRead() const {
return (getPlatform() == GENX_TGLLP) && getOption(vISA_HasEarlyGRFRead);
}
bool noInt64() const {
return getPlatform() == GENX_ICLLP || isXeLP() || getPlatform() == Xe_DG2 ||
getPlatform() == Xe_MTL || getPlatform() == Xe_ARL;
}
bool noFP64() const {
return getPlatform() == GENX_ICLLP || isXeLP() || getPlatform() == Xe_DG2;
}
bool hasQDDMul() const {
return getPlatform() == GENX_BDW || getPlatform() == GENX_SKL ||
getPlatform() == GENX_CNL || getPlatform() == Xe_XeHPSDV ||
getPlatform() == Xe_PVC || getPlatform() > Xe3;
}
bool no64bitRegioning() const {
return getPlatform() == GENX_CHV || getPlatform() == GENX_BXT ||
getPlatform() == GENX_ICLLP || isXeLP() || getPlatform() == Xe_DG2 ||
getPlatform() == Xe_MTL || getPlatform() == Xe_ARL;
}
bool hasBankCollision() const {
if (getPlatform() == GENX_TGLLP) {
return true;
}
return (getPlatformGeneration() <= PlatformGen::GEN11) ||
(getPlatform() >= Xe_PVC) || getOption(vISA_forceBCR) ||
(getOption(vISA_enableBCR) && !hasEarlyGRFRead());
}
bool oneGRFBankDivision() const {
return getPlatform() >= Xe2 ||
(getPlatform() != Xe_XeHPSDV && getPlatform() != Xe_DG2 &&
getPlatform() != Xe_MTL && getPlatform() != Xe_ARL &&
!(getPlatform() == Xe_PVC && !getOption(vISA_HasPartialInt64)));
}
bool hasMadm() const {
return (getPlatform() != GENX_ICLLP && !isXeLP() && getPlatform() != Xe_DG2 &&
getPlatform() != Xe_MTL && getPlatform() != Xe_ARL);
}
bool hasSIMD16TypedRW() const { return getPlatform() >= Xe_XeHPSDV; }
bool hasRegDistDepIssue() const {
return getPlatform() == Xe_PVCXT;
}
bool doNotRewriteContiguousRegion() const {
return getPlatform() >= Xe_XeHPSDV;
}
// acc restrictions that are relaxed for Xe HP
// -- mov can have both acc src and dst simultaneously
// -- acc0 and acc1 may both be used simultaneously in one inst
// -- acc can be packed HF dst of a mix mode inst
bool relaxedACCRestrictions() const { return getPlatform() >= Xe_XeHPSDV; }
bool relaxedACCRestrictions_1() const { return getPlatform() >= Xe_DG2; }
bool loadThreadPayload() const { return getPlatform() >= Xe_XeHPSDV; }
bool needFenceBeforeEOT() const { return getPlatform() == Xe_XeHPSDV; }
bool hasSrc0ReadSuppression() const {
return getPlatform() >= Xe_XeHPSDV && hasRSForSpecificPlatform();
}
bool hasRMWReadSuppressionIssue() const {
return (getPlatform() == Xe_ARL || getPlatform() == Xe_DG2 ||
getPlatform() == Xe_XeHPSDV) &&
hasRSForSpecificPlatform();
}
bool needToClearScratchWrites() const { return getPlatform() < Xe_XeHPSDV; }
bool needsToLoadLocalID() const {
return loadThreadPayload() && getPerThreadInputSize() > 0 &&
!getOption(vISA_autoLoadLocalID);
}
bool noDwDstForDwordMul() const {
return (noInt64() || getPlatform() >= Xe_XeHPSDV) && getPlatform() <= Xe3;
}
bool useNewExtDescFormat() const { return getPlatform() >= Xe_XeHPSDV; }
bool has16OWordSLMBlockRW() const { return getPlatform() >= Xe_XeHPSDV; }
bool hasVxHFloat64b() const { return getPlatform() < Xe_XeHPSDV; }
bool supportFloatOr64bRegioning() const {
return getPlatform() < Xe_XeHPSDV && !getOption(vISA_forceNoFP64bRegioning);
}
int getFP64MadmExecSize() const {
auto plat = getPlatform();
if (plat >= Xe_PVC) {
return 16;
} else if (plat == Xe_XeHPSDV || plat == Xe_DG2 || plat == Xe_MTL ||
plat == Xe_ARL) {
return 8;
} else {
return 4;
}
}
bool balanceIntFloatMoves() const { return getPlatform() >= Xe_XeHPSDV; }
G4_Type getMixModeType() const {
return getPlatform() >= Xe_XeHPSDV ? Type_BF : Type_HF;
}
// each flag register is 16-bit
uint32_t getNumFlagRegisters(void) { return getPlatform() >= Xe_PVC ? 8 : 4; }
uint32_t getNumAddrRegisters() const {
return supportNativeSIMD32() ? 32 : 16;
}
// each address register is 16 bits
uint32_t getNumAddrRegistersInGRFSizeSWSB() const {
if (hasThreeALUPipes() || hasFourALUPipes()) {
return ((supportNativeSIMD32() ? 32 : 16) * G4_WSIZE +
numEltPerGRF<Type_UB>() - 1) /
numEltPerGRF<Type_UB>();
} else {
return 0;
}
}
uint32_t getNumScalarRegisters(void) {
if (auto n = getuint32Option(vISA_ScalarPipe)) {
return n;
}
if (enableSendIndirect() || isEfficient64bEnabled()) {
return 1;
}
return 0;
}
uint32_t getScalarRegisterSizeInBytes() {
if (getuint32Option(vISA_ScalarPipe)) {
return 64; // 64 Bytes in s0
}
return getPlatform () > Xe3 ? 64 : 32; // 64B in s0
}
bool encodeAccWrEn() const { return getPlatform() < Xe_PVC; }
SFID getEOTSFID() const {
return getPlatform() >= Xe_DG2 ? SFID::GATEWAY : SFID::SPAWNER;
}
// EU native execution size for 32-bit types
G4_ExecSize getNativeExecSize() const {
return getPlatform() >= Xe_PVC ? g4::SIMD16 : g4::SIMD8;
}
bool noScalarByteToFloat() const { return getPlatform() >= Xe_XeHPSDV; }
bool noHFToInteger() const {
return getPlatform() == Xe_PVCXT;
}
bool useAccForDF() const {
return getPlatform() > Xe3 ||
getPlatform() == Xe_PVCXT || getPlatform() == Xe_PVC ||
getPlatform() == Xe_XeHPSDV;
}
bool hasAccExecSizeRestrictions() const {
return !removedAccRestrictionsAsGRF();
}
bool useAccForMadm() const { return getPlatform() >= Xe_XeHPSDV; }
bool hasUnifiedBarrier() const { return getPlatform() >= Xe_DG2; }
bool predCtrlHasWidth() const { return getPlatform() < Xe_PVC; }
bool hasNibCtrl() const { return getPlatform() < Xe_PVC; }
bool hasMaskForScratchMsg() const { return getPlatform() < Xe_PVC; }
bool avoidDstSrcOverlap() {
return getPlatform() >= GENX_ICLLP && getOption(vISA_DstSrcOverlapWA);
}
bool avoidSrc1Src2Overlap() { return getOption(vISA_Src1Src2OverlapWA); }
bool hasTwoGRFMathMacro() const { return getPlatform() >= Xe_PVC; }
// to relax ACC usage restrictions for FP MUL and MAD instructions.
// 1. Support both sources as ACC for FP MUL
// 2. Support Src2 as ACC for FP MAD
bool relaxedACCRestrictions3() const {
return ((getPlatform() == Xe_ARL || getPlatform() >= Xe2) &&
!getOption(vISA_disableSrc2AccSub));
}
bool relaxedACCRestrictions4() const {
return getPlatform() >= Xe2;
}
bool hasACCRestrictionsForCdyn() const {
return getPlatform() >= Xe3P_Graphics;
}
bool enableACCBeforRA() const {
return (getOption(vISA_accSubBeforeRA) &&
(getPlatform() >= Xe2 && getPlatform() <= Xe3 ||
getPlatform() >= Xe3P_Graphics)) ||
getOption(vISA_enableAccSubBeforeRA);
}
bool enablePreSchedACC() const {
if (kernel.getInt32KernelAttr(Attributes::ATTR_Target) != VISA_3D) {
// Do not run pre-RA scheduler for CM unless user forces it.
if (!getOption(vISA_preRA_ScheduleForce))
return false;
}
return (getOption(vISA_PreSchedForAcc) && (getPlatform() >= Xe2));
}
bool hasDoubleAcc() const { return getOption(vISA_hasDoubleAcc); }
bool hasHFMathGRFAlign() const {
return VISA_WA_CHECK(getPWaTable(), Wa_22011647401);
}
bool hasHFMathSrcBroadCast() const {
return getPlatform() == Xe_PVCXT || getPlatform() == Xe_PVC;
}
bool hasFixedCycleMathPipeline() const { return getPlatform() >= Xe_PVC; }
bool hasByteALU() const {
// Avoid byte operands in ALU operations if hasByteALU() returns false.
return getPlatform() < Xe_PVC;
}
bool supportsByteDestinationSubreg2Or3() const {
// If destination is UB or B, the destination subregnum can be aligned
// to byte 0, 1, 2 or 3 of the dword execution channel.
return getPlatform() >= Xe_PVC;
}
bool hasSingleALUPipe() const { return getPlatform() == GENX_TGLLP; }
bool hasMathRSIsuue() const { return getPlatform() == GENX_TGLLP && getOption(vISA_InsertDummyMovForHWRSWA); }
bool supportsSampler() const {
return getPlatform() != Xe_PVC && getPlatform() != Xe_PVCXT;
}
bool has2xDP() const { return getPlatform() >= Xe_PVCXT; }
bool has3SrcDstAlignRequirement() const { return getPlatform() < Xe_XeHPSDV; }
int get3SrcDstAlign() const { return has3SrcDstAlignRequirement() ? 8 : 2; }
bool supportCallaRegSrc() const {
if (getPlatform() >= Xe_DG2)
return true;
return false;
}
bool has2xSP() const { return getPlatform() >= Xe2; }
bool hasTwoGRFBank16Bundles() const {
const TARGET_PLATFORM P = getPlatform();
return P == Xe_XeHPSDV || P == Xe_DG2 || P == Xe_MTL || P == Xe_ARL ||
(P == Xe_PVC && !getOption(vISA_HasPartialInt64));
}
bool hasOneGRFBank16Bundles() const {
const TARGET_PLATFORM P = getPlatform();
return P != Xe_XeHPSDV && P != Xe_DG2 && P != Xe_MTL && P != Xe_ARL &&
!(P == Xe_PVC && !getOption(vISA_HasPartialInt64));
}
bool hasDPASSrc0Src1BankConflict() const { return getPlatform() >= Xe_XeHPSDV; }
bool needsToLoadCrossThreadConstantData() const {
return loadThreadPayload() && getOption(vISA_loadCrossThreadConstantData);
}
bool has4DeepSystolic() const { return getOption(vISA_has4DeepSystolic); }
bool hasDPAS() const {
return getPlatform() >= Xe_XeHPSDV && getPlatform() != Xe_MTL;
}
bool hasAMFSFastClear() const { return getPlatform() >= Xe_XeHPSDV; }
// only valid type combinations during format mov conversion if acc is used:
// Src Type UD/D - Dst Type W/UW/UD/D
// Src Type UW/W - Dst Type W/UW/UD/D
// Src Type F/HF - Dst Type F/HF
// Src Type DF - Dst Type DF
// Fixme: the rule should be removed with removedAccRestrictionsAsGRF().
bool hasFormatConversionACCRestrictions() const {
return getPlatform() >= Xe_XeHPSDV;
}
bool hasScratchSurface() const { return getPlatform() >= Xe_XeHPSDV; }
// Note that this function is intentionally omitted from HWCapsOpen.inc to avoid
// IP leak
bool hasThreeALUPipes() const {
const TARGET_PLATFORM P = getPlatform();
return (P == Xe_XeHPSDV || P == Xe_DG2 || P == Xe_MTL || P == Xe_ARL);
}
bool hasFusedEU() const {
return (getPlatform() == GENX_TGLLP || getPlatform() == Xe_XeHPSDV ||
getPlatform() == Xe_DG2 || getPlatform() == Xe_MTL ||
getPlatform() == Xe_ARL);
}
bool hasFusedEUNoMaskWA() const {
return (hasFusedEU() &&
(getOption(vISA_noMaskWA) || getOption(vISA_forceNoMaskWA)));
}
bool hasSLMWARIssue() const {
return getPlatform() == Xe_DG2 || getPlatform() == Xe_MTL || getPlatform() == Xe_ARL ||
getPlatform() == Xe_PVC || getPlatform() == Xe_PVCXT;
}
bool hasLongOperandTypeDepIssue() const {
return getPlatform() == Xe_PVCXT;
}
bool hasFourALUPipes() const { return getPlatform() >= Xe_PVC; }
bool hasFiveALUPipes() const {
return getPlatform() >= Xe2;
}
bool hasDpasSrc2ReadSupression() const { return getPlatform() >= Xe_PVCXT; }
bool hasDpasFwdAndDoubleSrcReadSupression() const {
if (getuint32Option(vISA_enableDpasFwd) != -1)
return getuint32Option(vISA_enableDpasFwd);
return getPlatform() == Xe3P_CRI;
}
bool allowsMixedDstAndSrc0TypesInMacro() const {
return getPlatform() > Xe3;
}
bool hasDpasFP4() const {
return getPlatform() > Xe3;
}
bool hasDpasSrc2ReadSupressionSameRegSameType() const {
return getPlatform() == Xe_PVC && !getOption(vISA_HasPartialInt64);
}
bool hasFixedCycleMathPipe() const { return getPlatform() >= Xe_PVC; }
bool hasBFDstforDPAS() const { return getPlatform() >= Xe_PVC; }
bool hasHWordBlockLoad() const { return getPlatform() >= Xe_PVC; }
bool hasFenceControl() const { return false; }
bool useLSCForPayloadLoad() const { return getPlatform() >= Xe_PVC; }
bool byteGranularitySendDep() const { return getPlatform() >= Xe_PVC && getOption(vISA_byteGranulairySendDep); }
bool hasPartialInt64Support() const {
return getPlatform() >= Xe_PVCXT ||
(getPlatform() >= Xe_PVC && getOption(vISA_HasPartialInt64));
}
bool hasInt64Add() const { return !getOption(vISA_HasNoInt64Add); }
bool supportsLSC() const { return getPlatform() >= Xe_DG2; }
bool useLscForNonStackSpillFill() const {
bool useLSC = getOption(vISA_lscNonStackSpill);
useLSC |= getPlatform() >= Xe2;
return supportsLSC() && useLSC;
}
bool encodeSendSrc1Length() const { return getPlatform() >= Xe_DG2; }
bool hasLSCEnableHalfSIMD() const {
return getPlatform() >= Xe_PVCXT || getOption(vISA_LSCEnableHalfSIMD);
}
bool isLSCCacheOpt17_19() const {
if (getPlatform() >= Xe2)
return false;
return true;
}
bool has64bundleSize2GRFPerBank() const { return getPlatform() == Xe_ARL; }
bool has64bundleSize() const {
return getPlatform() >= Xe2;
}
// Sampler header has additional sampler feedback surface state data.
bool hasSamplerFeedbackSurface() const { return getPlatform() >= Xe2; }
bool hasSampleMlod() const { return getPlatform() >= Xe2; }
bool hasDPASSrc2ReadSuppressionIssue() const { return getPlatform() == Xe_PVC; }
bool hasDPASSrc2ReadSuppressionDepIssue() const {
return getPlatform() == Xe_PVC;
}
bool hasIntraReadSuppressionIssue() const {
return (VISA_WA_CHECK(getPWaTable(), Wa_14018126777));
}
bool hasMathDpasConflict() const {
return (getPlatform() == Xe_PVC) && getOption(vISA_EnableMathDPASWA);
}
bool waDisableIntMac() const { return getPlatform() == Xe_PVC; }
bool hasGRFAlignedSrc2DPAS() const { return getPlatform() >= Xe_PVC; }
bool hasWriteCombine() const {
return getPlatform() >= Xe2;
}
bool needWriteCombineWA() const {
return (VISA_WA_CHECK(getPWaTable(), Wa_18042479026));
}
bool hasA0WARHWissue() {
return getPlatform() >= Xe_XeHPSDV && getPlatform() < Xe2;
}
bool hasFtoPackedHFMove() const { return getPlatform() >= Xe_DG2; }
bool hasGather4PO() const { return getPlatform() <= GENX_TGLLP; }
bool hasQ2FInIntegerPipe() const {
return getOption(vISA_Q2FInIntegerPipe); // getPlatform() >= Xe2;
}
bool enableSendIndirect() const {
return getuint32Option(vISA_EnableGatherWithImmPreRA) &&
(getuint32Option(vISA_EnableGatherWithImmPreRA) < 4) &&
(kernel.getInt32KernelAttr(Attributes::ATTR_Target) == VISA_3D) &&
getPlatform() >= Xe3;
}
unsigned int getMaxPTSS() const {
if (getuint32Option(vISA_maxPTSSOverride)) {
return getuint32Option(vISA_maxPTSSOverride);
}
if (getPlatform() > Xe3) {
return 16 * 1024 * 1024;
}
if (hasScratchSurface()) {
// Max PTSS supported is 256kb
return 256 * 1024;
}
// Max PTSS supported is 2MB
return 2 * 1024 * 1024;
}
uint32_t getInlineDataSize() const {
if (isEfficient64bEnabled()) {
return 64;
}
if (getPlatform() >= Xe_XeHPSDV) {
return 32;
}
return 0;
}
bool isEfficient64bEnabled() const {
return getPlatform() > Xe3 && getOption(vISA_enableEfficient64b);
}
bool isKernelArgumentEnabled() const {
return getPlatform() >= Xe3 && getOption(vISA_EnableKernelArgument);
}
// Return true if platform has structured control-flow instructions.
// Note: stop using SCF for DG2+ even though DG2/PVC still support it.
bool hasSCF() const { return (getPlatform() < Xe_DG2); }
bool hasBDstWSrc1EvenAlignIssue() const {
return getPlatform() == Xe_PVCXT || getPlatform() == Xe2;
}
bool removedAccRestrictionsAsGRF() const {
return getOption(vISA_GAReArchACC) && getPlatform() > Xe3;
}
bool hasSimplifiedRegions() const {
return getPlatform() > Xe3;
}
bool needBothAcc(G4_Operand *opnd) const {
if (hasSimplifiedRegions() || getOption(vISA_GAReArchBugFix)) {
return (((unsigned)opnd->getInst()->getExecSize() * opnd->getTypeSize())
> getACCSize());
}
switch (opnd->getType()) {
case Type_UD:
case Type_D:
case Type_W:
case Type_UW:
return true;
default:
return (((unsigned)opnd->getInst()->getExecSize() * opnd->getTypeSize())
> getACCSize());
}
}
bool needBarrierWA() const {
return (getOption(vISA_enableBarrierWA) &&
(getPlatform() == Xe_XeHPSDV || getPlatform() == Xe_PVC ||
getPlatform() == Xe_PVCXT || getPlatform() == Xe_DG2 ||
getPlatform() == Xe_MTL));
}
bool hasSelWDstDwExecTypeAlignIssue() const {
return getPlatform() == Xe_PVCXT || VISA_WA_CHECK(getPWaTable(), Wa_18027439769);
}
bool hasGatherReadSuppressionWARA() const {
return (VISA_WA_CHECK(getPWaTable(), Wa_14019028097));
}
bool needEmaskSetupProlog() const {
if (!getOption(vISA_addEmaskSetupProlog))
return false;
// Disable the WA for TGLLP for now because of a possible RS issue.
return getPlatform() > GENX_TGLLP && getPlatform() <= Xe_PVCXT;
}
bool needLSCFenceDiscardWA() const {
return (VISA_WA_CHECK(getPWaTable(), Wa_22017182272));
}
bool needIndirectSrcForCompressedInstWA() const {
if (getOption(vISA_noIndirectSrcForCompressedInstWA))
return false;
return VISA_WA_CHECK(getPWaTable(), Wa_13010473643);
}
bool hasPackedRestrictedFloatVector() const {
return getPlatform() < Xe2;
}
bool noSrc0Src1OverlapSend() const {
return getPlatformGeneration() < PlatformGen::XE;
}
bool enableMovCvt() const { return getPlatform() > Xe3; }
bool hasAPQIDInMsg0() const { return getPlatform() > Xe3; }
bool WARLocalization() const {
if (getOption(vISA_SWSBMakeLocalWAR)) {
return true;
}
return false;
}
bool PVCSendWARWA() const {
if (getOption(vISA_PVCSendWARWA) && (getPlatform() == Xe_PVC || getPlatform() == Xe_PVCXT)) {
return true;
}
return false;
}
bool supportPureBF() const {
return getPlatform() > Xe3;
}
// WA to support debugger stepping. Currently only enabled when compiling with
// -debug.
bool needNopAfterCFInstWA() const {
const TARGET_PLATFORM p = getPlatform();
if (p == Xe_DG2 || p == Xe_PVC || p == Xe_PVCXT)
return getOption(vISA_Debug);
return false;
}
bool modelSendSrcReadLatency () const {
return getOption(vISA_schedWithSendSrcReadCycle);
}
bool hasReadSuppressionOrSharedLocalMemoryWAs() const {
return true;
}
bool supportNativeSIMD32() const {
return getPlatform() >= Xe3P_CRI && getOption(vISA_enableOptimizeSIMD32);
}
bool supports4GRFAlign() const {
return supportNativeSIMD32();
}
bool onlyDoLocalVariableSplitWhenSpill() const {
return getPlatform() >= Xe3P_Graphics && getOption(vISA_DelayLocalDeclareSplitInGlobalRA);
}
bool needA0WAR() const {
return (getPlatform() >= Xe2);
}
bool needPredicateWAR() const {
return (getPlatform() < Xe3);
}
bool alwaysAllowGlobalFlagOpt() const {
// We shouldn't add this kind of ugly platform check. However, there's
// a complicated bug found in TGLLP when disabling a flagopt case. There
// might be some random behavior that creates non-deterministic visa inputs
// making debugging extremely difficult. Given that TGLLP and other old
// platforms are not the top priority so here we add this WA to keep the
// behavior for now.
return getPlatform() <= GENX_TGLLP;
}
bool hasMulMacRSIssue() const {
if (getOption(vISA_hasMulMacRSIssue))
return true;
return VISA_WA_CHECK(getPWaTable(), Wa_18035690555);
}
uint32_t getSizeOfSendQueue() const {
if (getuint32Option(vISA_SendQueueEntries)) {
return getuint32Option(vISA_SendQueueEntries);
}
if (getPlatform() > Xe3) {
return 8;
}
return 6;
}
bool hasImmOnSrc0Src2ForAlign1Ternary() const {
return getPlatformGeneration() >= PlatformGen::XE;
}
bool needTGMDoubleFenceWA() const {
return VISA_WA_CHECK(getPWaTable(), Wa_14021891663) &&
getOption(vISA_TGMDoubleFenceWA);
}
bool useDynamicAddrForExDesc() const {
return getPlatform() <= Xe3 && getOption(vISA_dynamicAddrForExDescInLscSend);
}
bool samplerCachingInHeader() const {
if (m_options->getOption(vISA_enableEfficient64b))
return false;
return (getPlatform() >= TARGET_PLATFORM::Xe3P_Graphics &&
getOption(vISA_enableSamplerLSCCaching));
}
bool src1Src2SwapForCompaction() {
return getPlatform() >= Xe3P_Graphics && getOption(vISA_Compaction);
}
bool reserver510() {
return false;
}
bool skipPredicateAndExecMaskForWARDepCheck() {
return false;
}
// Check if the message supports address offset scaling according to the option
// setting
bool supportSendAddrScale(bool isSLM, bool isBTS) {
// global address can support offset scaling
if (!isSLM && !isBTS)
return true;
// vISA_supportLSCImmScale value:
// 0: disable both SLM and UGM-scratch
// 1: enable SLM
// 2: enable UGM-scratch
// 3: enable both SLM and UGM-scratch (default)
auto immScaleOptVal = getuint32Option(vISA_supportLSCImmScale);
// Otherwise, enable SLM/UGM offset scaling according to immScaleOptVal:
// offset scaling is supported for SLM and UGM-scratch
if (immScaleOptVal == 3)
return true;
// offset scaling is supported for SLM
if (isSLM && immScaleOptVal == 1)
return true;
// offset scaling is supported for UGM-scratch
if (isBTS && immScaleOptVal == 2)
return true;
return false;
}
bool needThreeSrcInstNullSrc2WA() {
return getPlatform() == Xe3P_Graphics;
}
// end HW capabilities
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