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Reverted 230471 - gather scatter handling in table gen.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230892 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Elena Demikhovsky 2015-03-01 08:23:41 +00:00
parent 975e9b99aa
commit bf4d9a8aaf
9 changed files with 50 additions and 141 deletions
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2
include/llvm/CodeGen/ISDOpcodes.h
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@ -689,8 +689,6 @@ namespace ISD {
// Masked load and store
MLOAD, MSTORE,
// Masked gather and scatter
MGATHER, MSCATTER,
/// This corresponds to the llvm.lifetime.* intrinsics. The first operand
/// is the chain and the second operand is the alloca pointer.

3
include/llvm/Target/Target.td
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@ -397,8 +397,7 @@ class Instruction {
// captured by any operands of the instruction or other flags.
//
bit hasSideEffects = ?;
bit hasTwoExplicitDefs = 0; // Does this instruction have 2 explicit
// destinations?
// Is this instruction a "real" instruction (with a distinct machine
// encoding), or is it a pseudo instruction used for codegen modeling
// purposes.

12
include/llvm/Target/TargetSelectionDAG.td
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@ -196,14 +196,6 @@ def SDTMaskedLoad: SDTypeProfile<1, 3, [ // masked load
SDTCisVec<0>, SDTCisPtrTy<1>, SDTCisVec<2>, SDTCisSameAs<0, 3>
]>;
def SDTMaskedGather: SDTypeProfile<1, 3, [ // masked gather
SDTCisVec<0>, SDTCisSameAs<0, 1>, SDTCisVec<2>
]>;
def SDTMaskedScatter: SDTypeProfile<1, 3, [ // masked scatter
SDTCisVec<0>, SDTCisVec<1>, SDTCisSameAs<0, 2>
]>;
def SDTVecShuffle : SDTypeProfile<1, 2, [
SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>
]>;
@ -476,10 +468,6 @@ def masked_store : SDNode<"ISD::MSTORE", SDTMaskedStore,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
def masked_load : SDNode<"ISD::MLOAD", SDTMaskedLoad,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def masked_scatter : SDNode<"ISD::MSCATTER", SDTMaskedScatter,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
def masked_gather : SDNode<"ISD::MGATHER", SDTMaskedGather,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
// Do not use ld, st directly. Use load, extload, sextload, zextload, store,
// and truncst (see below).

95
lib/Target/X86/X86InstrAVX512.td
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@ -4986,81 +4986,74 @@ defm VPMOVSXDQZ: avx512_extend<0x25, "vpmovsxdq", VK8WM, VR512, VR256X, X86vsext
//===----------------------------------------------------------------------===//
// GATHER - SCATTER Operations
multiclass avx512_gather<bits<8> opc, string OpcodeStr, X86VectorVTInfo _,
X86MemOperand memop, PatFrag GatherNode> {
let mayLoad = 1, hasTwoExplicitDefs = 1,
multiclass avx512_gather<bits<8> opc, string OpcodeStr, RegisterClass KRC,
RegisterClass RC, X86MemOperand memop> {
let mayLoad = 1,
Constraints = "@earlyclobber $dst, $src1 = $dst, $mask = $mask_wb" in
def rm : AVX5128I<opc, MRMSrcMem, (outs _.RC:$dst, _.KRCWM:$mask_wb),
(ins _.RC:$src1, _.KRCWM:$mask, memop:$src2),
def rm : AVX5128I<opc, MRMSrcMem, (outs RC:$dst, KRC:$mask_wb),
(ins RC:$src1, KRC:$mask, memop:$src2),
!strconcat(OpcodeStr,
"\t{$src2, ${dst} {${mask}}|${dst} {${mask}}, $src2}"),
[(set _.RC:$dst, _.KRCWM:$mask_wb,
(_.VT (GatherNode (_.VT _.RC:$src1), _.KRCWM:$mask,
vectoraddr:$src2)))]>, EVEX, EVEX_K,
EVEX_CD8<_.EltSize, CD8VT1>;
[]>, EVEX, EVEX_K;
}
let ExeDomain = SSEPackedDouble in {
defm VGATHERDPDZ : avx512_gather<0x92, "vgatherdpd", v8f64_info, vy64xmem,
mgatherv8i32>, EVEX_V512, VEX_W;
defm VGATHERQPDZ : avx512_gather<0x93, "vgatherqpd", v8f64_info, vz64mem,
mgatherv8i64>, EVEX_V512, VEX_W;
defm VGATHERDPDZ : avx512_gather<0x92, "vgatherdpd", VK8WM, VR512, vy64xmem>,
EVEX_V512, VEX_W, EVEX_CD8<64, CD8VT1>;
defm VGATHERQPDZ : avx512_gather<0x93, "vgatherqpd", VK8WM, VR512, vz64mem>,
EVEX_V512, VEX_W, EVEX_CD8<64, CD8VT1>;
}
let ExeDomain = SSEPackedSingle in {
defm VGATHERDPSZ : avx512_gather<0x92, "vgatherdps", v16f32_info, vz32mem,
mgatherv16i32>, EVEX_V512;
defm VGATHERQPSZ : avx512_gather<0x93, "vgatherqps", v8f32x_info, vz64mem,
mgatherv8i64>, EVEX_V512;
defm VGATHERDPSZ : avx512_gather<0x92, "vgatherdps", VK16WM, VR512, vz32mem>,
EVEX_V512, EVEX_CD8<32, CD8VT1>;
defm VGATHERQPSZ : avx512_gather<0x93, "vgatherqps", VK8WM, VR256X, vz64mem>,
EVEX_V512, EVEX_CD8<32, CD8VT1>;
}
defm VPGATHERDQZ : avx512_gather<0x90, "vpgatherdq", v8i64_info, vy64xmem,
mgatherv8i32>, EVEX_V512, VEX_W;
defm VPGATHERDDZ : avx512_gather<0x90, "vpgatherdd", v16i32_info, vz32mem,
mgatherv16i32>, EVEX_V512;
defm VPGATHERDQZ : avx512_gather<0x90, "vpgatherdq", VK8WM, VR512, vy64xmem>,
EVEX_V512, VEX_W, EVEX_CD8<64, CD8VT1>;
defm VPGATHERDDZ : avx512_gather<0x90, "vpgatherdd", VK16WM, VR512, vz32mem>,
EVEX_V512, EVEX_CD8<32, CD8VT1>;
defm VPGATHERQQZ : avx512_gather<0x91, "vpgatherqq", v8i64_info, vz64mem,
mgatherv8i64>, EVEX_V512, VEX_W;
defm VPGATHERQDZ : avx512_gather<0x91, "vpgatherqd", v8i32x_info, vz64mem,
mgatherv8i64>, EVEX_V512;
multiclass avx512_scatter<bits<8> opc, string OpcodeStr, X86VectorVTInfo _,
X86MemOperand memop, PatFrag ScatterNode> {
defm VPGATHERQQZ : avx512_gather<0x91, "vpgatherqq", VK8WM, VR512, vz64mem>,
EVEX_V512, VEX_W, EVEX_CD8<64, CD8VT1>;
defm VPGATHERQDZ : avx512_gather<0x91, "vpgatherqd", VK8WM, VR256X, vz64mem>,
EVEX_V512, EVEX_CD8<32, CD8VT1>;
multiclass avx512_scatter<bits<8> opc, string OpcodeStr, RegisterClass KRC,
RegisterClass RC, X86MemOperand memop> {
let mayStore = 1, Constraints = "$mask = $mask_wb" in
def mr : AVX5128I<opc, MRMDestMem, (outs _.KRCWM:$mask_wb),
(ins memop:$dst, _.KRCWM:$mask, _.RC:$src),
def mr : AVX5128I<opc, MRMDestMem, (outs KRC:$mask_wb),
(ins memop:$dst, KRC:$mask, RC:$src2),
!strconcat(OpcodeStr,
"\t{$src, ${dst} {${mask}}|${dst} {${mask}}, $src}"),
[(set _.KRCWM:$mask_wb, (ScatterNode (_.VT _.RC:$src),
_.KRCWM:$mask, vectoraddr:$dst))]>,
EVEX, EVEX_K, EVEX_CD8<_.EltSize, CD8VT1>;
"\t{$src2, ${dst} {${mask}}|${dst} {${mask}}, $src2}"),
[]>, EVEX, EVEX_K;
}
let ExeDomain = SSEPackedDouble in {
defm VSCATTERDPDZ : avx512_scatter<0xA2, "vscatterdpd", v8f64_info, vy64xmem,
mscatterv8i32>, EVEX_V512, VEX_W;
defm VSCATTERQPDZ : avx512_scatter<0xA3, "vscatterqpd", v8f64_info, vz64mem,
mscatterv8i64>, EVEX_V512, VEX_W;
defm VSCATTERDPDZ : avx512_scatter<0xA2, "vscatterdpd", VK8WM, VR512, vy64xmem>,
EVEX_V512, VEX_W, EVEX_CD8<64, CD8VT1>;
defm VSCATTERQPDZ : avx512_scatter<0xA3, "vscatterqpd", VK8WM, VR512, vz64mem>,
EVEX_V512, VEX_W, EVEX_CD8<64, CD8VT1>;
}
let ExeDomain = SSEPackedSingle in {
defm VSCATTERDPSZ : avx512_scatter<0xA2, "vscatterdps", v16f32_info, vz32mem,
mscatterv16i32>, EVEX_V512;
defm VSCATTERQPSZ : avx512_scatter<0xA3, "vscatterqps", v8f32x_info, vz64mem,
mscatterv8i64>, EVEX_V512;
defm VSCATTERDPSZ : avx512_scatter<0xA2, "vscatterdps", VK16WM, VR512, vz32mem>,
EVEX_V512, EVEX_CD8<32, CD8VT1>;
defm VSCATTERQPSZ : avx512_scatter<0xA3, "vscatterqps", VK8WM, VR256X, vz64mem>,
EVEX_V512, EVEX_CD8<32, CD8VT1>;
}
defm VPSCATTERDQZ : avx512_scatter<0xA0, "vpscatterdq", v8i64_info, vy64xmem,
mscatterv8i32>, EVEX_V512, VEX_W;
defm VPSCATTERDDZ : avx512_scatter<0xA0, "vpscatterdd", v16i32_info, vz32mem,
mscatterv16i32>, EVEX_V512;
defm VPSCATTERDQZ : avx512_scatter<0xA0, "vpscatterdq", VK8WM, VR512, vy64xmem>,
EVEX_V512, VEX_W, EVEX_CD8<64, CD8VT1>;
defm VPSCATTERDDZ : avx512_scatter<0xA0, "vpscatterdd", VK16WM, VR512, vz32mem>,
EVEX_V512, EVEX_CD8<32, CD8VT1>;
defm VPSCATTERQQZ : avx512_scatter<0xA1, "vpscatterqq", v8i64_info, vz64mem,
mscatterv8i64>, EVEX_V512, VEX_W;
defm VPSCATTERQDZ : avx512_scatter<0xA1, "vpscatterqd", v8i32x_info, vz64mem,
mscatterv8i64>, EVEX_V512;
defm VPSCATTERQQZ : avx512_scatter<0xA1, "vpscatterqq", VK8WM, VR512, vz64mem>,
EVEX_V512, VEX_W, EVEX_CD8<64, CD8VT1>;
defm VPSCATTERQDZ : avx512_scatter<0xA1, "vpscatterqd", VK8WM, VR256X, vz64mem>,
EVEX_V512, EVEX_CD8<32, CD8VT1>;
// prefetch
multiclass avx512_gather_scatter_prefetch<bits<8> opc, Format F, string OpcodeStr,

54
lib/Target/X86/X86InstrFragmentsSIMD.td
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@ -306,8 +306,6 @@ def X86exp2 : SDNode<"X86ISD::EXP2", STDFp1SrcRm>;
def X86rsqrt28s : SDNode<"X86ISD::RSQRT28", STDFp2SrcRm>;
def X86rcp28s : SDNode<"X86ISD::RCP28", STDFp2SrcRm>;
def X86RndScale : SDNode<"X86ISD::RNDSCALE", STDFp3SrcRm>;
def X86mgather : SDNode<"X86ISD::GATHER", SDTypeProfile<1, 3,
[SDTCisVec<0>, SDTCisVec<1>, SDTCisVec<2>]>>;
def SDT_PCMPISTRI : SDTypeProfile<2, 3, [SDTCisVT<0, i32>, SDTCisVT<1, i32>,
SDTCisVT<2, v16i8>, SDTCisVT<3, v16i8>,
@ -528,58 +526,6 @@ def unalignednontemporalstore : PatFrag<(ops node:$val, node:$ptr),
return false;
}]>;
def mgatherv8i32 : PatFrag<(ops node:$src1, node:$src2, node:$src3),
(masked_gather node:$src1, node:$src2, node:$src3) , [{
//if (MaskedGatherSDNode *Mgt = dyn_cast<MaskedGatherSDNode>(N))
// return (Mgt->getIndex().getValueType() == MVT::v8i32 ||
// Mgt->getBasePtr().getValueType() == MVT::v8i32);
//return false;
return N != 0;
}]>;
def mgatherv8i64 : PatFrag<(ops node:$src1, node:$src2, node:$src3),
(masked_gather node:$src1, node:$src2, node:$src3) , [{
//if (MaskedGatherSDNode *Mgt = dyn_cast<MaskedGatherSDNode>(N))
// return (Mgt->getIndex().getValueType() == MVT::v8i64 ||
// Mgt->getBasePtr().getValueType() == MVT::v8i64);
//return false;
return N != 0;
}]>;
def mgatherv16i32 : PatFrag<(ops node:$src1, node:$src2, node:$src3),
(masked_gather node:$src1, node:$src2, node:$src3) , [{
//if (MaskedGatherSDNode *Mgt = dyn_cast<MaskedGatherSDNode>(N))
// return (Mgt->getIndex().getValueType() == MVT::v16i32 ||
// Mgt->getBasePtr().getValueType() == MVT::v16i32);
//return false;
return N != 0;
}]>;
def mscatterv8i32 : PatFrag<(ops node:$src1, node:$src2, node:$src3),
(masked_scatter node:$src1, node:$src2, node:$src3) , [{
//if (MaskedScatterSDNode *Sc = dyn_cast<MaskedScatterSDNode>(N))
// return (Sc->getIndex().getValueType() == MVT::v8i32 ||
// Sc->getBasePtr().getValueType() == MVT::v8i32);
//return false;
return N != 0;
}]>;
def mscatterv8i64 : PatFrag<(ops node:$src1, node:$src2, node:$src3),
(masked_scatter node:$src1, node:$src2, node:$src3) , [{
//if (MaskedScatterSDNode *Sc = dyn_cast<MaskedScatterSDNode>(N))
// return (Sc->getIndex().getValueType() == MVT::v8i64 ||
// Sc->getBasePtr().getValueType() == MVT::v8i64);
//return false;
return N != 0;
}]>;
def mscatterv16i32 : PatFrag<(ops node:$src1, node:$src2, node:$src3),
(masked_scatter node:$src1, node:$src2, node:$src3) , [{
//if (MaskedScatterSDNode *Sc = dyn_cast<MaskedScatterSDNode>(N))
// return (Sc->getIndex().getValueType() == MVT::v16i32 ||
// Sc->getBasePtr().getValueType() == MVT::v16i32);
//return false;
return N != 0;
}]>;
// 128-bit bitconvert pattern fragments
def bc_v4f32 : PatFrag<(ops node:$in), (v4f32 (bitconvert node:$in))>;
def bc_v2f64 : PatFrag<(ops node:$in), (v2f64 (bitconvert node:$in))>;

3
lib/Target/X86/X86InstrInfo.td
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@ -713,9 +713,6 @@ def tls64addr : ComplexPattern<i64, 5, "SelectTLSADDRAddr",
def tls64baseaddr : ComplexPattern<i64, 5, "SelectTLSADDRAddr",
[tglobaltlsaddr], []>;
def vectoraddr : ComplexPattern<iPTR, 5, "SelectAddr", [],[SDNPWantParent]>;
//def vectoraddr : ComplexPattern<iPTR, 5, "SelectVectorAddr", [],[SDNPWantParent]>;
//===----------------------------------------------------------------------===//
// X86 Instruction Predicate Definitions.
def HasCMov : Predicate<"Subtarget->hasCMov()">;

20
utils/TableGen/CodeGenDAGPatterns.cpp
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@ -1113,8 +1113,6 @@ static unsigned GetNumNodeResults(Record *Operator, CodeGenDAGPatterns &CDP) {
// FIXME: Should allow access to all the results here.
unsigned NumDefsToAdd = InstInfo.Operands.NumDefs ? 1 : 0;
if (InstInfo.hasTwoExplicitDefs)
++NumDefsToAdd;
// Add on one implicit def if it has a resolvable type.
if (InstInfo.HasOneImplicitDefWithKnownVT(CDP.getTargetInfo()) !=MVT::Other)
@ -1611,20 +1609,11 @@ bool TreePatternNode::ApplyTypeConstraints(TreePattern &TP, bool NotRegisters) {
assert(getNumTypes() == 0 && "Set doesn't produce a value");
assert(getNumChildren() >= 2 && "Missing RHS of a set?");
unsigned NC = getNumChildren();
unsigned NumOfSrcs = NC-1;
// destination
TreePatternNode *SetVal = getChild(NC-1);
bool MadeChange = SetVal->ApplyTypeConstraints(TP, NotRegisters);
// second explicit destination
if (TP.getRecord()->getValueAsBit("hasTwoExplicitDefs")) {
TreePatternNode *Set2Val = getChild(NC-2);
MadeChange = Set2Val->ApplyTypeConstraints(TP, NotRegisters);
NumOfSrcs --;
}
for (unsigned i = 0; i < NumOfSrcs; ++i) {
for (unsigned i = 0; i < NC-1; ++i) {
TreePatternNode *Child = getChild(i);
MadeChange |= Child->ApplyTypeConstraints(TP, NotRegisters);
@ -2867,7 +2856,7 @@ const DAGInstruction &CodeGenDAGPatterns::parseInstructionPattern(
// Check that all of the results occur first in the list.
std::vector<Record*> Results;
SmallVector<TreePatternNode *, 2> ResNode;
TreePatternNode *Res0Node = nullptr;
for (unsigned i = 0; i != NumResults; ++i) {
if (i == CGI.Operands.size())
I->error("'" + InstResults.begin()->first +
@ -2879,7 +2868,8 @@ const DAGInstruction &CodeGenDAGPatterns::parseInstructionPattern(
if (!RNode)
I->error("Operand $" + OpName + " does not exist in operand list!");
ResNode.push_back(RNode);
if (i == 0)
Res0Node = RNode;
Record *R = cast<DefInit>(RNode->getLeafValue())->getDef();
if (!R)
I->error("Operand $" + OpName + " should be a set destination: all "
@ -2956,7 +2946,7 @@ const DAGInstruction &CodeGenDAGPatterns::parseInstructionPattern(
GetNumNodeResults(I->getRecord(), *this));
// Copy fully inferred output node type to instruction result pattern.
for (unsigned i = 0; i != NumResults; ++i)
ResultPattern->setType(i, ResNode[i]->getExtType(0));
ResultPattern->setType(i, Res0Node->getExtType(i));
// Create and insert the instruction.
// FIXME: InstImpResults should not be part of DAGInstruction.

1
utils/TableGen/CodeGenInstruction.cpp
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@ -320,7 +320,6 @@ CodeGenInstruction::CodeGenInstruction(Record *R)
isRegSequence = R->getValueAsBit("isRegSequence");
isExtractSubreg = R->getValueAsBit("isExtractSubreg");
isInsertSubreg = R->getValueAsBit("isInsertSubreg");
hasTwoExplicitDefs = R->getValueAsBit("hasTwoExplicitDefs");
bool Unset;
mayLoad = R->getValueAsBitOrUnset("mayLoad", Unset);

1
utils/TableGen/CodeGenInstruction.h
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@ -255,7 +255,6 @@ namespace llvm {
bool isRegSequence : 1;
bool isExtractSubreg : 1;
bool isInsertSubreg : 1;
bool hasTwoExplicitDefs : 1;
std::string DeprecatedReason;
bool HasComplexDeprecationPredicate;