cleanup unused channel operations and related logic

src/PIM/Compiler/PimCodeGen.cpp

@@ -519,61 +519,12 @@ void PimCodeGen::codeGenReceiveOp(pim::PimReceiveOp receiveOp, const StaticValue
   emitCommunicationOp("recv", addressOf(receiveOp.getOutputBuffer(), knowledge), *sourceCoreId, receiveOp.getSize());
 }
 
-void PimCodeGen::codeGenReceiveTensorOp(pim::PimReceiveTensorOp receiveTensorOp,
-                                        const StaticValueKnowledge& knowledge) const {
-  size_t outputAddr = addressOf(receiveTensorOp.getOutputBuffer(), knowledge);
-  size_t chunkSize = getShapedTypeSizeInBytes(cast<ShapedType>(receiveTensorOp.getOutputBuffer().getType()))
-                   / receiveTensorOp.getSourceCoreIds().size();
-  for (auto [chunkIndex, sourceCoreId] : llvm::enumerate(receiveTensorOp.getSourceCoreIds()))
-    emitCommunicationOp("recv", outputAddr + chunkIndex * chunkSize, sourceCoreId, chunkSize);
-}
-
-void PimCodeGen::codeGenReceiveBatchOp(pim::PimReceiveBatchOp receiveOp,
-                                       unsigned lane,
-                                       const StaticValueKnowledge& knowledge) const {
-  emitCommunicationOp(
-    "recv", addressOf(receiveOp.getOutputBuffer(), knowledge), receiveOp.getSourceCoreIds()[lane], receiveOp.getSize());
-}
-
-void PimCodeGen::codeGenReceiveTensorBatchOp(pim::PimReceiveTensorBatchOp receiveOp,
-                                             ArrayRef<int32_t> laneCoreIds,
-                                             const StaticValueKnowledge& knowledge) const {
-  size_t outputAddr = addressOf(receiveOp.getOutputBuffer(), knowledge);
-  size_t chunkSize = getShapedTypeSizeInBytes(cast<ShapedType>(receiveOp.getOutputBuffer().getType()))
-                   / laneCoreIds.size();
-  for (auto [chunkIndex, sourceCoreId] : llvm::enumerate(laneCoreIds))
-    emitCommunicationOp("recv", outputAddr + chunkIndex * chunkSize, sourceCoreId, chunkSize);
-}
-
 void PimCodeGen::codeGenSendOp(pim::PimSendOp sendOp, const StaticValueKnowledge& knowledge) const {
   auto targetCoreId = indexOf(sendOp.getTargetCoreId(), knowledge);
   assert(succeeded(targetCoreId) && "pim.send target core id must be statically resolvable during codegen");
   emitCommunicationOp("send", addressOf(sendOp.getInput(), knowledge), *targetCoreId, sendOp.getSize());
 }
 
-void PimCodeGen::codeGenSendTensorOp(pim::PimSendTensorOp sendTensorOp, const StaticValueKnowledge& knowledge) const {
-  size_t inputAddr = addressOf(sendTensorOp.getInput(), knowledge);
-  size_t chunkSize = getShapedTypeSizeInBytes(cast<ShapedType>(sendTensorOp.getInput().getType()))
-                   / sendTensorOp.getTargetCoreIds().size();
-  for (auto [chunkIndex, targetCoreId] : llvm::enumerate(sendTensorOp.getTargetCoreIds()))
-    emitCommunicationOp("send", inputAddr + chunkIndex * chunkSize, targetCoreId, chunkSize);
-}
-
-void PimCodeGen::codeGenSendBatchOp(pim::PimSendBatchOp sendOp,
-                                    unsigned lane,
-                                    const StaticValueKnowledge& knowledge) const {
-  emitCommunicationOp("send", addressOf(sendOp.getInput(), knowledge), sendOp.getTargetCoreIds()[lane], sendOp.getSize());
-}
-
-void PimCodeGen::codeGenSendTensorBatchOp(pim::PimSendTensorBatchOp sendOp,
-                                          ArrayRef<int32_t> laneCoreIds,
-                                          const StaticValueKnowledge& knowledge) const {
-  size_t inputAddr = addressOf(sendOp.getInput(), knowledge);
-  size_t chunkSize = getShapedTypeSizeInBytes(cast<ShapedType>(sendOp.getInput().getType())) / laneCoreIds.size();
-  for (auto [chunkIndex, targetCoreId] : llvm::enumerate(laneCoreIds))
-    emitCommunicationOp("send", inputAddr + chunkIndex * chunkSize, targetCoreId, chunkSize);
-}
-
 void PimCodeGen::codeGenConcatOp(pim::PimConcatOp concatOp, const StaticValueKnowledge& knowledge) const {
   auto outputType = cast<ShapedType>(concatOp.getOutputBuffer().getType());
   assert(outputType.hasStaticShape() && "concat codegen requires static output shape");
@@ -902,13 +853,7 @@ enum class CompiledCoreOpKind : uint8_t {
   Store,
   Lmv,
   Receive,
-  ReceiveBatch,
-  ReceiveTensor,
-  ReceiveTensorBatch,
   Send,
-  SendBatch,
-  SendTensor,
-  SendTensorBatch,
   Concat,
   Vmm,
   Transpose,
@@ -952,20 +897,8 @@ static FailureOr<CompiledCoreOpKind> classifyCompiledCoreOpKind(Operation& op) {
     return CompiledCoreOpKind::Lmv;
   if (isa<pim::PimReceiveOp>(op))
     return CompiledCoreOpKind::Receive;
-  if (isa<pim::PimReceiveBatchOp>(op))
-    return CompiledCoreOpKind::ReceiveBatch;
-  if (isa<pim::PimReceiveTensorOp>(op))
-    return CompiledCoreOpKind::ReceiveTensor;
-  if (isa<pim::PimReceiveTensorBatchOp>(op))
-    return CompiledCoreOpKind::ReceiveTensorBatch;
   if (isa<pim::PimSendOp>(op))
     return CompiledCoreOpKind::Send;
-  if (isa<pim::PimSendBatchOp>(op))
-    return CompiledCoreOpKind::SendBatch;
-  if (isa<pim::PimSendTensorOp>(op))
-    return CompiledCoreOpKind::SendTensor;
-  if (isa<pim::PimSendTensorBatchOp>(op))
-    return CompiledCoreOpKind::SendTensorBatch;
   if (isa<pim::PimConcatOp>(op))
     return CompiledCoreOpKind::Concat;
   if (isa<pim::PimVMMOp>(op))
@@ -1108,43 +1041,9 @@ static LogicalResult executeCompiledCorePlan(const llvm::SmallVectorImpl<Compile
     case CompiledCoreOpKind::Receive:
       coreCodeGen.codeGenReceiveOp(cast<pim::PimReceiveOp>(node.op), knowledge);
       break;
-    case CompiledCoreOpKind::ReceiveBatch:
-      if (!batchLane)
-        return failure();
-      coreCodeGen.codeGenReceiveBatchOp(cast<pim::PimReceiveBatchOp>(node.op), *batchLane, knowledge);
-      break;
-    case CompiledCoreOpKind::ReceiveTensor:
-      coreCodeGen.codeGenReceiveTensorOp(cast<pim::PimReceiveTensorOp>(node.op), knowledge);
-      break;
-    case CompiledCoreOpKind::ReceiveTensorBatch:
-      if (!batchLane || !batchLaneCount)
-        return failure();
-      coreCodeGen.codeGenReceiveTensorBatchOp(cast<pim::PimReceiveTensorBatchOp>(node.op),
-                                              getLaneChunkCoreIds(cast<pim::PimReceiveTensorBatchOp>(node.op).getSourceCoreIds(),
-                                                                  *batchLaneCount,
-                                                                  *batchLane),
-                                              knowledge);
-      break;
     case CompiledCoreOpKind::Send:
       coreCodeGen.codeGenSendOp(cast<pim::PimSendOp>(node.op), knowledge);
       break;
-    case CompiledCoreOpKind::SendBatch:
-      if (!batchLane)
-        return failure();
-      coreCodeGen.codeGenSendBatchOp(cast<pim::PimSendBatchOp>(node.op), *batchLane, knowledge);
-      break;
-    case CompiledCoreOpKind::SendTensor:
-      coreCodeGen.codeGenSendTensorOp(cast<pim::PimSendTensorOp>(node.op), knowledge);
-      break;
-    case CompiledCoreOpKind::SendTensorBatch:
-      if (!batchLane || !batchLaneCount)
-        return failure();
-      coreCodeGen.codeGenSendTensorBatchOp(cast<pim::PimSendTensorBatchOp>(node.op),
-                                           getLaneChunkCoreIds(cast<pim::PimSendTensorBatchOp>(node.op).getTargetCoreIds(),
-                                                               *batchLaneCount,
-                                                               *batchLane),
-                                           knowledge);
-      break;
     case CompiledCoreOpKind::Concat:
       coreCodeGen.codeGenConcatOp(cast<pim::PimConcatOp>(node.op), knowledge);
       break;

src/PIM/Compiler/PimCodeGen.hpp

@@ -178,17 +178,7 @@ public:
   void codeGenLmvOp(pim::PimMemCopyOp lmvOp, const StaticValueKnowledge& knowledge) const;
 
   void codeGenReceiveOp(pim::PimReceiveOp receiveOp, const StaticValueKnowledge& knowledge) const;
-  void codeGenReceiveTensorOp(pim::PimReceiveTensorOp receiveTensorOp, const StaticValueKnowledge& knowledge) const;
   void codeGenSendOp(pim::PimSendOp sendOp, const StaticValueKnowledge& knowledge) const;
-  void codeGenSendTensorOp(pim::PimSendTensorOp sendTensorOp, const StaticValueKnowledge& knowledge) const;
-  void codeGenReceiveBatchOp(pim::PimReceiveBatchOp receiveOp, unsigned lane, const StaticValueKnowledge& knowledge) const;
-  void codeGenReceiveTensorBatchOp(pim::PimReceiveTensorBatchOp receiveOp,
-                                   llvm::ArrayRef<int32_t> laneCoreIds,
-                                   const StaticValueKnowledge& knowledge) const;
-  void codeGenSendBatchOp(pim::PimSendBatchOp sendOp, unsigned lane, const StaticValueKnowledge& knowledge) const;
-  void codeGenSendTensorBatchOp(pim::PimSendTensorBatchOp sendOp,
-                                llvm::ArrayRef<int32_t> laneCoreIds,
-                                const StaticValueKnowledge& knowledge) const;
   void codeGenConcatOp(pim::PimConcatOp concatOp, const StaticValueKnowledge& knowledge) const;
 
   template <typename MVMTy>

src/PIM/Conversion/SpatialToPim/BatchCoreLoweringPatterns.cpp

@@ -18,27 +18,6 @@ using namespace onnx_mlir::pim;
 namespace onnx_mlir {
 namespace {
 
-static int32_t translateSpatialCoreIdToPimCoreId(size_t spatialCoreId) { return static_cast<int32_t>(spatialCoreId); }
-
-static FailureOr<int32_t> getConstantI32Value(Value value) {
-  APInt constantValue;
-  if (!matchPattern(value, m_ConstantInt(&constantValue)))
-    return failure();
-  return static_cast<int32_t>(constantValue.getSExtValue());
-}
-
-static FailureOr<SmallVector<int32_t>> getConstantI32Values(ValueRange values) {
-  SmallVector<int32_t> constants;
-  constants.reserve(values.size());
-  for (Value value : values) {
-    FailureOr<int32_t> constantValue = getConstantI32Value(value);
-    if (failed(constantValue))
-      return failure();
-    constants.push_back(*constantValue);
-  }
-  return constants;
-}
-
 static bool isExplicitHostOperand(Operation* op, unsigned operandIndex) {
   if (isa<pim::PimMemCopyDevToHostOp>(op))
     return operandIndex == 2;
@@ -62,43 +41,6 @@ static SmallVector<int32_t> getPimCoreIdsForBatchOp(spatial::SpatComputeBatch co
   return coreIds;
 }
 
-static LogicalResult lowerChannelSendTensorBatch(spatial::SpatChannelSendTensorBatchOp sendTensorBatchOp,
-                                                 IRMapping& mapper,
-                                                 IRRewriter& rewriter) {
-  FailureOr<SmallVector<int32_t>> targetCoreIds = getConstantI32Values(sendTensorBatchOp.getTargetCoreIds());
-  if (failed(targetCoreIds))
-    return sendTensorBatchOp.emitOpError("expected constant targetCoreIds");
-  for (int32_t& targetCoreId : *targetCoreIds)
-    targetCoreId = translateSpatialCoreIdToPimCoreId(targetCoreId);
-
-  pim::PimSendTensorBatchOp::create(rewriter,
-                                    sendTensorBatchOp.getLoc(),
-                                    mapper.lookup(sendTensorBatchOp.getInput()),
-                                    rewriter.getDenseI32ArrayAttr(*targetCoreIds));
-  return success();
-}
-
-static LogicalResult lowerChannelReceiveTensorBatch(spatial::SpatChannelReceiveTensorBatchOp receiveTensorBatchOp,
-                                                    IRMapping& mapper,
-                                                    IRRewriter& rewriter) {
-  FailureOr<SmallVector<int32_t>> sourceCoreIds = getConstantI32Values(receiveTensorBatchOp.getSourceCoreIds());
-  if (failed(sourceCoreIds))
-    return receiveTensorBatchOp.emitOpError("expected constant sourceCoreIds");
-  for (int32_t& sourceCoreId : *sourceCoreIds)
-    sourceCoreId = translateSpatialCoreIdToPimCoreId(sourceCoreId);
-
-  auto outputType = cast<ShapedType>(receiveTensorBatchOp.getOutput().getType());
-  auto outputBuffer = createEmptyTensorFromShaped(rewriter, receiveTensorBatchOp.getLoc(), outputType);
-  Value received = pim::PimReceiveTensorBatchOp::create(rewriter,
-                                                        receiveTensorBatchOp.getLoc(),
-                                                        outputBuffer.getType(),
-                                                        outputBuffer,
-                                                        rewriter.getDenseI32ArrayAttr(*sourceCoreIds))
-                     .getOutput();
-  mapper.map(receiveTensorBatchOp.getOutput(), received);
-  return success();
-}
-
 static FailureOr<unsigned> getDirectReturnOperandIndex(OpResult result) {
   if (!result.hasOneUse())
     return failure();
@@ -304,51 +246,6 @@ LogicalResult raptor::SpatialToPimPass::lowerComputeBatchOp(spatial::SpatCompute
       continue;
     }
 
-    if (auto sendBatchOp = dyn_cast<spatial::SpatChannelSendBatchOp>(op)) {
-      FailureOr<SmallVector<int32_t>> targetCoreIds = getConstantI32Values(sendBatchOp.getTargetCoreIds());
-      if (failed(targetCoreIds))
-        return sendBatchOp.emitOpError("expected constant targetCoreIds");
-      for (int32_t& targetCoreId : *targetCoreIds)
-        targetCoreId = translateSpatialCoreIdToPimCoreId(targetCoreId);
-      pim::PimSendBatchOp::create(rewriter,
-                                  loc,
-                                  mapper.lookup(sendBatchOp.getInput()),
-                                  getTensorSizeInBytesAttr(rewriter, mapper.lookup(sendBatchOp.getInput())),
-                                  rewriter.getDenseI32ArrayAttr(*targetCoreIds));
-      continue;
-    }
-
-    if (auto sendTensorBatchOp = dyn_cast<spatial::SpatChannelSendTensorBatchOp>(op)) {
-      if (failed(lowerChannelSendTensorBatch(sendTensorBatchOp, mapper, rewriter)))
-        return failure();
-      continue;
-    }
-
-    if (auto receiveBatchOp = dyn_cast<spatial::SpatChannelReceiveBatchOp>(op)) {
-      FailureOr<SmallVector<int32_t>> sourceCoreIds = getConstantI32Values(receiveBatchOp.getSourceCoreIds());
-      if (failed(sourceCoreIds))
-        return receiveBatchOp.emitOpError("expected constant sourceCoreIds");
-      for (int32_t& sourceCoreId : *sourceCoreIds)
-        sourceCoreId = translateSpatialCoreIdToPimCoreId(sourceCoreId);
-      auto outputType = cast<ShapedType>(receiveBatchOp.getOutput().getType());
-      auto outputBuffer = createEmptyTensorFromShaped(rewriter, loc, outputType);
-      auto received = pim::PimReceiveBatchOp::create(rewriter,
-                                                     loc,
-                                                     outputBuffer.getType(),
-                                                     outputBuffer,
-                                                     getTensorSizeInBytesAttr(rewriter, receiveBatchOp.getOutput()),
-                                                     rewriter.getDenseI32ArrayAttr(*sourceCoreIds))
-                        .getOutput();
-      mapper.map(receiveBatchOp.getOutput(), received);
-      continue;
-    }
-
-    if (auto receiveTensorBatchOp = dyn_cast<spatial::SpatChannelReceiveTensorBatchOp>(op)) {
-      if (failed(lowerChannelReceiveTensorBatch(receiveTensorBatchOp, mapper, rewriter)))
-        return failure();
-      continue;
-    }
-
     if (auto toTensorOp = dyn_cast<bufferization::ToTensorOp>(op)) {
       if (isa_and_present<memref::GetGlobalOp>(toTensorOp.getBuffer().getDefiningOp())) {
         Operation* cloned = rewriter.clone(op, mapper);

src/PIM/Conversion/SpatialToPim/ChannelLoweringPatterns.cpp

@@ -1,6 +1,4 @@
 #include "mlir/Dialect/Tensor/IR/Tensor.h"
-#include "mlir/IR/Matchers.h"
-
 #include "src/Accelerators/PIM/Conversion/SpatialToPim/ChannelLoweringPatterns.hpp"
 #include "src/Accelerators/PIM/Conversion/SpatialToPim/Common.hpp"
 #include "src/Accelerators/PIM/Dialect/Pim/PimOps.hpp"
@@ -11,20 +9,6 @@ using namespace mlir;
 namespace onnx_mlir {
 namespace {
 
-static int32_t toPimCoreId(int32_t spatialCoreId) { return spatialCoreId; }
-
-static FailureOr<SmallVector<int32_t>> getConstantI32Values(ValueRange values) {
-  SmallVector<int32_t> constants;
-  constants.reserve(values.size());
-  for (Value value : values) {
-    APInt constantValue;
-    if (!matchPattern(value, m_ConstantInt(&constantValue)))
-      return failure();
-    constants.push_back(static_cast<int32_t>(constantValue.getSExtValue()));
-  }
-  return constants;
-}
-
 struct ChannelSendLowering : OpRewritePattern<spatial::SpatChannelSendOp> {
   using OpRewritePattern::OpRewritePattern;
 
@@ -59,42 +43,6 @@ struct ChannelReceiveLowering : OpRewritePattern<spatial::SpatChannelReceiveOp>
   }
 };
 
-struct ChannelSendTensorLowering : OpRewritePattern<spatial::SpatChannelSendTensorOp> {
-  using OpRewritePattern::OpRewritePattern;
-
-  LogicalResult matchAndRewrite(spatial::SpatChannelSendTensorOp op, PatternRewriter& rewriter) const override {
-    FailureOr<SmallVector<int32_t>> targetCoreIds = getConstantI32Values(op.getTargetCoreIds());
-    if (failed(targetCoreIds))
-      return rewriter.notifyMatchFailure(op, "expected constant targetCoreIds");
-    for (int32_t& targetCoreId : *targetCoreIds)
-      targetCoreId = toPimCoreId(targetCoreId);
-    pim::PimSendTensorOp::create(rewriter, op.getLoc(), op.getInput(), rewriter.getDenseI32ArrayAttr(*targetCoreIds));
-    rewriter.eraseOp(op);
-    return success();
-  }
-};
-
-struct ChannelReceiveTensorLowering : OpRewritePattern<spatial::SpatChannelReceiveTensorOp> {
-  using OpRewritePattern::OpRewritePattern;
-
-  LogicalResult matchAndRewrite(spatial::SpatChannelReceiveTensorOp op, PatternRewriter& rewriter) const override {
-    FailureOr<SmallVector<int32_t>> sourceCoreIds = getConstantI32Values(op.getSourceCoreIds());
-    if (failed(sourceCoreIds))
-      return rewriter.notifyMatchFailure(op, "expected constant sourceCoreIds");
-    for (int32_t& sourceCoreId : *sourceCoreIds)
-      sourceCoreId = toPimCoreId(sourceCoreId);
-    auto outputType = cast<ShapedType>(op.getOutput().getType());
-    Value outputBuffer =
-      tensor::EmptyOp::create(rewriter, op.getLoc(), outputType.getShape(), outputType.getElementType()).getResult();
-    Value received =
-      pim::PimReceiveTensorOp::create(
-        rewriter, op.getLoc(), op.getOutput().getType(), outputBuffer, rewriter.getDenseI32ArrayAttr(*sourceCoreIds))
-        .getOutput();
-    rewriter.replaceOp(op, received);
-    return success();
-  }
-};
-
 struct ExtractRowsLowering : OpRewritePattern<spatial::SpatExtractRowsOp> {
   using OpRewritePattern::OpRewritePattern;
 
@@ -137,12 +85,7 @@ struct ConcatLowering : OpRewritePattern<spatial::SpatConcatOp> {
 } // namespace
 
 void populateChannelLoweringPatterns(RewritePatternSet& patterns) {
-  patterns.add<ChannelSendLowering,
-               ChannelReceiveLowering,
-               ChannelSendTensorLowering,
-               ChannelReceiveTensorLowering,
-               ExtractRowsLowering,
-               ConcatLowering>(patterns.getContext());
+  patterns.add<ChannelSendLowering, ChannelReceiveLowering, ExtractRowsLowering, ConcatLowering>(patterns.getContext());
 }
 
 } // namespace onnx_mlir

src/PIM/Conversion/SpatialToPim/CoreLoweringPatterns.cpp

@@ -53,20 +53,6 @@ cloneMappedHelperOperands(Operation* op, IRMapping& mapping, IRRewriter& rewrite
   }
 }
 
-static int32_t translateSpatialCoreIdToPimCoreId(size_t spatialCoreId) { return static_cast<int32_t>(spatialCoreId); }
-
-static FailureOr<SmallVector<int32_t>> getConstantI32Values(ValueRange values) {
-  SmallVector<int32_t> constants;
-  constants.reserve(values.size());
-  for (Value value : values) {
-    APInt constantValue;
-    if (!matchPattern(value, m_ConstantInt(&constantValue)))
-      return failure();
-    constants.push_back(static_cast<int32_t>(constantValue.getSExtValue()));
-  }
-  return constants;
-}
-
 static int32_t getPimCoreIdForComputeOp(spatial::SpatCompute computeOp, size_t& fallbackCoreId) {
   if (auto spatialCoreIdAttr = computeOp->getAttrOfType<IntegerAttr>(onnx_mlir::kCoreIdAttrName))
     return static_cast<int32_t>(spatialCoreIdAttr.getInt());
@@ -186,25 +172,6 @@ LogicalResult raptor::SpatialToPimPass::lowerComputeOp(spatial::SpatCompute comp
       continue;
     }
 
-    auto receiveTensorOp = dyn_cast_or_null<spatial::SpatChannelReceiveTensorOp>(input.getDefiningOp());
-    if (receiveTensorOp && !blockArg->use_empty()) {
-      FailureOr<SmallVector<int32_t>> sourceCoreIds = getConstantI32Values(receiveTensorOp.getSourceCoreIds());
-      if (failed(sourceCoreIds))
-        return receiveTensorOp.emitOpError("expected constant sourceCoreIds");
-      for (int32_t& sourceCoreId : *sourceCoreIds)
-        sourceCoreId = translateSpatialCoreIdToPimCoreId(sourceCoreId);
-      rewriter.setInsertionPoint(getEarliestUserWithinBlock(*blockArg));
-      auto outputType = cast<ShapedType>(blockArg->getType());
-      auto outputBuffer = createEmptyTensorFromShaped(rewriter, receiveTensorOp.getLoc(), outputType);
-      Value received = PimReceiveTensorOp::create(rewriter,
-                                                  receiveTensorOp.getLoc(),
-                                                  outputBuffer.getType(),
-                                                  outputBuffer,
-                                                  rewriter.getDenseI32ArrayAttr(*sourceCoreIds))
-                         .getOutput();
-      blockArg->replaceAllUsesWith(received);
-      markOpToRemove(receiveTensorOp);
-    }
   }
 
   if (computeOp.getNumResults() != yieldOp.getNumOperands())

src/PIM/Conversion/SpatialToPim/ReturnPathNormalization.cpp

@@ -607,8 +607,6 @@ void raptor::SpatialToPimPass::replaceReturnWithOutputBuffers(func::ReturnOp ret
       return;
     }
 
-    if (auto receiveTensorOp = dyn_cast<spatial::SpatChannelReceiveTensorOp>(op))
-      markOpToRemove(receiveTensorOp);
   };
 
   SmallVector<Value> originalOperands(returnOp.getOperands().begin(), returnOp.getOperands().end());

src/PIM/Conversion/SpatialToPim/SpatialToPimPass.cpp

@@ -156,11 +156,7 @@ void onnx_mlir::raptor::SpatialToPimPass::runOnOperation() {
                          BuiltinDialect>();
   target.addLegalOp<spatial::SpatConcatOp,
                     spatial::SpatChannelReceiveOp,
-                    spatial::SpatChannelReceiveTensorOp,
-                    spatial::SpatChannelReceiveTensorBatchOp,
                     spatial::SpatChannelSendOp,
-                    spatial::SpatChannelSendTensorOp,
-                    spatial::SpatChannelSendTensorBatchOp,
                     spatial::SpatExtractRowsOp>();
 
   RewritePatternSet initialPatterns(ctx);
@@ -234,11 +230,7 @@ void onnx_mlir::raptor::SpatialToPimPass::runOnOperation() {
                                  BuiltinDialect>();
   coreBodyTarget.addLegalOp<spatial::SpatConcatOp,
                             spatial::SpatChannelReceiveOp,
-                            spatial::SpatChannelReceiveTensorOp,
-                            spatial::SpatChannelReceiveTensorBatchOp,
                             spatial::SpatChannelSendOp,
-                            spatial::SpatChannelSendTensorOp,
-                            spatial::SpatChannelSendTensorBatchOp,
                             spatial::SpatExtractRowsOp>();
 
   SmallVector<pim::PimCoreOp> coreOps;
@@ -282,9 +274,7 @@ void onnx_mlir::raptor::SpatialToPimPass::runOnOperation() {
   communicationTarget.addLegalOp<ModuleOp>();
   communicationTarget.addIllegalOp<spatial::SpatConcatOp,
                                    spatial::SpatChannelReceiveOp,
-                                   spatial::SpatChannelReceiveTensorOp,
                                    spatial::SpatChannelSendOp,
-                                   spatial::SpatChannelSendTensorOp,
                                    spatial::SpatExtractRowsOp>();
 
   RewritePatternSet communicationPatterns(ctx);

src/PIM/Dialect/Pim/Pim.td

@@ -102,42 +102,6 @@ def PimSendOp : PimOp<"send", []> {
   }];
 }
 
-def PimSendTensorOp : PimOp<"send_tensor", []> {
-  let summary = "Send equal contiguous chunks of one tensor to target cores";
-
-  let arguments = (ins
-    PimTensor:$input,
-    DenseI32ArrayAttr:$targetCoreIds
-  );
-
-  let hasVerifier = 1;
-  let hasCustomAssemblyFormat = 1;
-}
-
-def PimSendBatchOp : PimOp<"send_batch", []> {
-  let summary = "Send a per-lane tensor to target cores from a batched core";
-
-  let arguments = (ins
-    PimTensor:$input,
-    I32Attr:$size,
-    DenseI32ArrayAttr:$targetCoreIds
-  );
-
-  let hasCustomAssemblyFormat = 1;
-}
-
-def PimSendTensorBatchOp : PimOp<"send_tensor_batch", []> {
-  let summary = "Send equal contiguous chunks of one per-lane tensor from a batched core";
-
-  let arguments = (ins
-    PimTensor:$input,
-    DenseI32ArrayAttr:$targetCoreIds
-  );
-
-  let hasVerifier = 1;
-  let hasCustomAssemblyFormat = 1;
-}
-
 def PimReceiveOp : PimOp<"receive", [DestinationStyleOpInterface]> {
   let summary = "Receive a tensor from another core";
 
@@ -162,72 +126,6 @@ def PimReceiveOp : PimOp<"receive", [DestinationStyleOpInterface]> {
   }];
 }
 
-def PimReceiveTensorOp : PimOp<"receive_tensor", [DestinationStyleOpInterface]> {
-  let summary = "Receive equal contiguous chunks from source cores into one tensor";
-
-  let arguments = (ins
-    PimTensor:$outputBuffer,
-    DenseI32ArrayAttr:$sourceCoreIds
-  );
-
-  let results = (outs
-    PimTensor:$output
-  );
-
-  let extraClassDeclaration = [{
-    mlir::MutableOperandRange getDpsInitsMutable() {
-      return getOutputBufferMutable();
-    }
-  }];
-
-  let hasVerifier = 1;
-  let hasCustomAssemblyFormat = 1;
-}
-
-def PimReceiveBatchOp : PimOp<"receive_batch", [DestinationStyleOpInterface]> {
-  let summary = "Receive per-lane tensors from source cores into a batched core";
-
-  let arguments = (ins
-    PimTensor:$outputBuffer,
-    I32Attr:$size,
-    DenseI32ArrayAttr:$sourceCoreIds
-  );
-
-  let results = (outs
-    PimTensor:$output
-  );
-
-  let extraClassDeclaration = [{
-    mlir::MutableOperandRange getDpsInitsMutable() {
-      return getOutputBufferMutable();
-    }
-  }];
-
-  let hasCustomAssemblyFormat = 1;
-}
-
-def PimReceiveTensorBatchOp : PimOp<"receive_tensor_batch", [DestinationStyleOpInterface]> {
-  let summary = "Receive equal contiguous chunks into one per-lane tensor inside a batched core";
-
-  let arguments = (ins
-    PimTensor:$outputBuffer,
-    DenseI32ArrayAttr:$sourceCoreIds
-  );
-
-  let results = (outs
-    PimTensor:$output
-  );
-
-  let extraClassDeclaration = [{
-    mlir::MutableOperandRange getDpsInitsMutable() {
-      return getOutputBufferMutable();
-    }
-  }];
-
-  let hasVerifier = 1;
-  let hasCustomAssemblyFormat = 1;
-}
-
 def PimMemCopyHostToDevOp : PimOp<"memcp_hd", [DestinationStyleOpInterface]> {
   let summary = "Copy a memory region from host memory into device memory";
 

src/PIM/Dialect/Pim/PimOpsAsm.cpp

@@ -28,34 +28,6 @@ static bool parseOptionalKeywordAlias(OpAsmParser& parser, StringRef preferred,
   return succeeded(parser.parseOptionalKeyword(preferred)) || succeeded(parser.parseOptionalKeyword(legacy));
 }
 
-static void printBlockArgumentList(OpAsmPrinter& printer, ArrayRef<BlockArgument> arguments) {
-  printer << "(";
-  for (auto [index, argument] : llvm::enumerate(arguments)) {
-    if (index != 0)
-      printer << ", ";
-    printer.printOperand(argument);
-  }
-  printer << ")";
-}
-
-static ParseResult parseBlockArgumentList(OpAsmParser& parser, SmallVectorImpl<OpAsmParser::Argument>& arguments) {
-  if (parser.parseLParen())
-    return failure();
-  if (succeeded(parser.parseOptionalRParen()))
-    return success();
-
-  OpAsmParser::Argument argument;
-  if (parser.parseArgument(argument))
-    return failure();
-  arguments.push_back(argument);
-  while (succeeded(parser.parseOptionalComma())) {
-    if (parser.parseArgument(argument))
-      return failure();
-    arguments.push_back(argument);
-  }
-  return parser.parseRParen();
-}
-
 static void
 printBoundValueList(OpAsmPrinter& printer, ValueRange arguments, ValueRange operands, ListDelimiter delimiter) {
   printCompressedValueList(printer, arguments, delimiter);
@@ -98,12 +70,6 @@ static void printCoreIdList(OpAsmPrinter& printer, StringRef keyword, ArrayRef<i
   printCompressedIntegerList(printer, coreIds);
 }
 
-static ParseResult parseOptionalCoreIdList(OpAsmParser& parser, StringRef keyword, SmallVectorImpl<int32_t>& coreIds) {
-  if (failed(parser.parseOptionalKeyword(keyword)))
-    return success();
-  return parseCompressedIntegerList(parser, coreIds);
-}
-
 } // namespace
 
 void PimCoreOp::print(OpAsmPrinter& printer) {
@@ -295,198 +261,6 @@ ParseResult PimYieldOp::parse(OpAsmParser& parser, OperationState& result) {
   return parser.resolveOperands(outputs, outputTypes, parser.getCurrentLocation(), result.operands);
 }
 
-void PimSendBatchOp::print(OpAsmPrinter& printer) {
-  printer << " ";
-  printer.printOperand(getInput());
-  printCoreIdList(printer, "to", getTargetCoreIds());
-  printer.printOptionalAttrDict((*this)->getAttrs(), {getTargetCoreIdsAttrName().getValue()});
-  printer << " : ";
-  printer.printType(getInput().getType());
-}
-
-ParseResult PimSendBatchOp::parse(OpAsmParser& parser, OperationState& result) {
-  OpAsmParser::UnresolvedOperand input;
-  Type inputType;
-  SmallVector<int32_t> targetCoreIds;
-
-  if (parser.parseOperand(input) || parseOptionalCoreIdList(parser, "to", targetCoreIds)
-      || parser.parseOptionalAttrDict(result.attributes) || parser.parseColon() || parser.parseType(inputType))
-    return failure();
-
-  if (!targetCoreIds.empty() && result.attributes.get("targetCoreIds"))
-    return parser.emitError(parser.getCurrentLocation(),
-                            "targetCoreIds cannot be specified both positionally and in attr-dict");
-  if (!targetCoreIds.empty())
-    result.addAttribute("targetCoreIds", getDenseI32ArrayAttr(parser, targetCoreIds));
-
-  return parser.resolveOperand(input, inputType, result.operands);
-}
-
-void PimSendTensorBatchOp::print(OpAsmPrinter& printer) {
-  printer << " ";
-  printer.printOperand(getInput());
-  printCoreIdList(printer, "to", getTargetCoreIds());
-  printer.printOptionalAttrDict((*this)->getAttrs(), {getTargetCoreIdsAttrName().getValue()});
-  printer << " : ";
-  printer.printType(getInput().getType());
-}
-
-ParseResult PimSendTensorBatchOp::parse(OpAsmParser& parser, OperationState& result) {
-  OpAsmParser::UnresolvedOperand input;
-  Type inputType;
-  SmallVector<int32_t> targetCoreIds;
-
-  if (parser.parseOperand(input) || parseOptionalCoreIdList(parser, "to", targetCoreIds)
-      || parser.parseOptionalAttrDict(result.attributes) || parser.parseColon() || parser.parseType(inputType))
-    return failure();
-
-  if (!targetCoreIds.empty() && result.attributes.get("targetCoreIds"))
-    return parser.emitError(parser.getCurrentLocation(),
-                            "targetCoreIds cannot be specified both positionally and in attr-dict");
-  if (!targetCoreIds.empty())
-    result.addAttribute("targetCoreIds", getDenseI32ArrayAttr(parser, targetCoreIds));
-
-  return parser.resolveOperand(input, inputType, result.operands);
-}
-
-void PimSendTensorOp::print(OpAsmPrinter& printer) {
-  printer << " ";
-  printer.printOperand(getInput());
-  printCoreIdList(printer, "to", getTargetCoreIds());
-  printer.printOptionalAttrDict((*this)->getAttrs(), {getTargetCoreIdsAttrName().getValue()});
-  printer << " : ";
-  printer.printType(getInput().getType());
-}
-
-ParseResult PimSendTensorOp::parse(OpAsmParser& parser, OperationState& result) {
-  OpAsmParser::UnresolvedOperand input;
-  Type inputType;
-  SmallVector<int32_t> targetCoreIds;
-
-  if (parser.parseOperand(input) || parseOptionalCoreIdList(parser, "to", targetCoreIds)
-      || parser.parseOptionalAttrDict(result.attributes) || parser.parseColon() || parser.parseType(inputType))
-    return failure();
-
-  if (!targetCoreIds.empty() && result.attributes.get("targetCoreIds"))
-    return parser.emitError(parser.getCurrentLocation(),
-                            "targetCoreIds cannot be specified both positionally and in attr-dict");
-  if (!targetCoreIds.empty())
-    result.addAttribute("targetCoreIds", getDenseI32ArrayAttr(parser, targetCoreIds));
-
-  return parser.resolveOperand(input, inputType, result.operands);
-}
-
-void PimReceiveTensorOp::print(OpAsmPrinter& printer) {
-  printCoreIdList(printer, "from", getSourceCoreIds());
-  printer << " into ";
-  printOpenDelimiter(printer, ListDelimiter::Paren);
-  printer.printOperand(getOutputBuffer());
-  printCloseDelimiter(printer, ListDelimiter::Paren);
-  printer.printOptionalAttrDict((*this)->getAttrs(), {getSourceCoreIdsAttrName().getValue()});
-  printer << " : ";
-  printer.printType(getOutputBuffer().getType());
-  printer << " -> ";
-  printer.printType(getOutput().getType());
-}
-
-ParseResult PimReceiveTensorOp::parse(OpAsmParser& parser, OperationState& result) {
-  OpAsmParser::UnresolvedOperand outputBuffer;
-  Type outputBufferType;
-  Type outputType;
-  SmallVector<int32_t> sourceCoreIds;
-
-  if (parseOptionalCoreIdList(parser, "from", sourceCoreIds) || parser.parseKeyword("into") || parser.parseLParen()
-      || parser.parseOperand(outputBuffer) || parser.parseRParen() || parser.parseOptionalAttrDict(result.attributes)
-      || parser.parseColon() || parser.parseType(outputBufferType) || parser.parseArrow()
-      || parser.parseType(outputType))
-    return failure();
-
-  if (!sourceCoreIds.empty() && result.attributes.get("sourceCoreIds"))
-    return parser.emitError(parser.getCurrentLocation(),
-                            "sourceCoreIds cannot be specified both positionally and in attr-dict");
-  if (!sourceCoreIds.empty())
-    result.addAttribute("sourceCoreIds", getDenseI32ArrayAttr(parser, sourceCoreIds));
-
-  if (parser.resolveOperand(outputBuffer, outputBufferType, result.operands))
-    return failure();
-  result.addTypes(outputType);
-  return success();
-}
-
-void PimReceiveBatchOp::print(OpAsmPrinter& printer) {
-  printCoreIdList(printer, "from", getSourceCoreIds());
-  printer << " into ";
-  printOpenDelimiter(printer, ListDelimiter::Paren);
-  printer.printOperand(getOutputBuffer());
-  printCloseDelimiter(printer, ListDelimiter::Paren);
-  printer.printOptionalAttrDict((*this)->getAttrs(), {getSourceCoreIdsAttrName().getValue()});
-  printer << " : ";
-  printer.printType(getOutputBuffer().getType());
-  printer << " -> ";
-  printer.printType(getOutput().getType());
-}
-
-ParseResult PimReceiveBatchOp::parse(OpAsmParser& parser, OperationState& result) {
-  OpAsmParser::UnresolvedOperand outputBuffer;
-  Type outputBufferType;
-  Type outputType;
-  SmallVector<int32_t> sourceCoreIds;
-
-  if (parseOptionalCoreIdList(parser, "from", sourceCoreIds) || parser.parseKeyword("into") || parser.parseLParen()
-      || parser.parseOperand(outputBuffer) || parser.parseRParen() || parser.parseOptionalAttrDict(result.attributes)
-      || parser.parseColon() || parser.parseType(outputBufferType) || parser.parseArrow()
-      || parser.parseType(outputType))
-    return failure();
-
-  if (!sourceCoreIds.empty() && result.attributes.get("sourceCoreIds"))
-    return parser.emitError(parser.getCurrentLocation(),
-                            "sourceCoreIds cannot be specified both positionally and in attr-dict");
-  if (!sourceCoreIds.empty())
-    result.addAttribute("sourceCoreIds", getDenseI32ArrayAttr(parser, sourceCoreIds));
-
-  if (parser.resolveOperand(outputBuffer, outputBufferType, result.operands))
-    return failure();
-  result.addTypes(outputType);
-  return success();
-}
-
-void PimReceiveTensorBatchOp::print(OpAsmPrinter& printer) {
-  printCoreIdList(printer, "from", getSourceCoreIds());
-  printer << " into ";
-  printOpenDelimiter(printer, ListDelimiter::Paren);
-  printer.printOperand(getOutputBuffer());
-  printCloseDelimiter(printer, ListDelimiter::Paren);
-  printer.printOptionalAttrDict((*this)->getAttrs(), {getSourceCoreIdsAttrName().getValue()});
-  printer << " : ";
-  printer.printType(getOutputBuffer().getType());
-  printer << " -> ";
-  printer.printType(getOutput().getType());
-}
-
-ParseResult PimReceiveTensorBatchOp::parse(OpAsmParser& parser, OperationState& result) {
-  OpAsmParser::UnresolvedOperand outputBuffer;
-  Type outputBufferType;
-  Type outputType;
-  SmallVector<int32_t> sourceCoreIds;
-
-  if (parseOptionalCoreIdList(parser, "from", sourceCoreIds) || parser.parseKeyword("into") || parser.parseLParen()
-      || parser.parseOperand(outputBuffer) || parser.parseRParen() || parser.parseOptionalAttrDict(result.attributes)
-      || parser.parseColon() || parser.parseType(outputBufferType) || parser.parseArrow()
-      || parser.parseType(outputType))
-    return failure();
-
-  if (!sourceCoreIds.empty() && result.attributes.get("sourceCoreIds"))
-    return parser.emitError(parser.getCurrentLocation(),
-                            "sourceCoreIds cannot be specified both positionally and in attr-dict");
-  if (!sourceCoreIds.empty())
-    result.addAttribute("sourceCoreIds", getDenseI32ArrayAttr(parser, sourceCoreIds));
-
-  if (parser.resolveOperand(outputBuffer, outputBufferType, result.operands))
-    return failure();
-  result.addTypes(outputType);
-  return success();
-}
-
 void PimConcatOp::print(OpAsmPrinter& printer) {
   printer << " axis " << getAxis() << " ";
   printCompressedValueSequence(printer, getInputs());

src/PIM/Dialect/Pim/PimOpsVerify.cpp

@@ -90,56 +90,6 @@ static LogicalResult verifyCompatibleShapedTypes(Operation* op, Type lhs, Type r
   return success();
 }
 
-static LogicalResult verifyTensorCommunication(Operation* op, Type type, ArrayRef<int32_t> coreIds, StringRef kind) {
-  if (coreIds.empty())
-    return op->emitError() << kind << " must carry at least one chunk";
-
-  auto shapedType = dyn_cast<ShapedType>(type);
-  if (!shapedType || !shapedType.hasStaticShape())
-    return op->emitError() << kind << " requires a static shaped tensor or memref";
-
-  int64_t elementBits = shapedType.getElementTypeBitWidth();
-  if (elementBits <= 0 || elementBits % 8 != 0)
-    return op->emitError() << kind << " requires byte-sized elements";
-
-  int64_t totalBytes = shapedType.getNumElements() * elementBits / 8;
-  if (totalBytes % static_cast<int64_t>(coreIds.size()) != 0)
-    return op->emitError() << kind << " tensor byte size must be divisible by the number of core ids";
-
-  return success();
-}
-
-static LogicalResult
-verifyTensorBatchCommunication(Operation* op, Type type, ArrayRef<int32_t> coreIds, StringRef kind) {
-  if (coreIds.empty())
-    return op->emitError() << kind << " must carry at least one chunk";
-
-  auto coreBatchOp = op->getParentOfType<PimCoreBatchOp>();
-  if (!coreBatchOp)
-    return op->emitError() << kind << " must be nested inside pim.core_batch";
-
-  int32_t laneCount = coreBatchOp.getLaneCount();
-  if (laneCount <= 0)
-    return op->emitError() << kind << " requires a positive parent laneCount";
-  if (coreIds.size() % static_cast<size_t>(laneCount) != 0)
-    return op->emitError() << kind << " core id count must be divisible by the parent laneCount";
-
-  auto shapedType = dyn_cast<ShapedType>(type);
-  if (!shapedType || !shapedType.hasStaticShape())
-    return op->emitError() << kind << " requires a static shaped tensor or memref";
-
-  int64_t elementBits = shapedType.getElementTypeBitWidth();
-  if (elementBits <= 0 || elementBits % 8 != 0)
-    return op->emitError() << kind << " requires byte-sized elements";
-
-  int64_t chunkCount = static_cast<int64_t>(coreIds.size()) / laneCount;
-  int64_t totalBytes = shapedType.getNumElements() * elementBits / 8;
-  if (totalBytes % chunkCount != 0)
-    return op->emitError() << kind << " tensor byte size must be divisible by the chunk count per lane";
-
-  return success();
-}
-
 static FailureOr<ArrayRef<int64_t>> getWeightShapeForVMM(Value weight) {
   auto shapedType = dyn_cast<ShapedType>(weight.getType());
   if (!shapedType)
@@ -177,31 +127,6 @@ LogicalResult PimCoreBatchOp::verify() {
   return verifyOnlyConstantExternalValues(getOperation(), getBody(), "pim.core_batch");
 }
 
-LogicalResult PimSendTensorOp::verify() {
-  return verifyTensorCommunication(getOperation(), getInput().getType(), getTargetCoreIds(), "send_tensor");
-}
-
-LogicalResult PimSendTensorBatchOp::verify() {
-  return verifyTensorBatchCommunication(getOperation(), getInput().getType(), getTargetCoreIds(), "send_tensor_batch");
-}
-
-LogicalResult PimReceiveTensorOp::verify() {
-  if (failed(verifyCompatibleShapedTypes(
-        getOperation(), getOutputBuffer().getType(), getOutput().getType(), "output buffer and output must match")))
-    return failure();
-
-  return verifyTensorCommunication(getOperation(), getOutput().getType(), getSourceCoreIds(), "receive_tensor");
-}
-
-LogicalResult PimReceiveTensorBatchOp::verify() {
-  if (failed(verifyCompatibleShapedTypes(
-        getOperation(), getOutputBuffer().getType(), getOutput().getType(), "output buffer and output must match")))
-    return failure();
-
-  return verifyTensorBatchCommunication(
-    getOperation(), getOutput().getType(), getSourceCoreIds(), "receive_tensor_batch");
-}
-
 LogicalResult PimVMMOp::verify() {
   if (failed(verifyCompatibleShapedTypes(
         getOperation(), getOutputBuffer().getType(), getOutput().getType(), "output buffer and output must match")))

src/PIM/Dialect/Pim/Transforms/Bufferization/OpBufferizationInterfaces.cpp

@@ -157,72 +157,6 @@ struct ReceiveOpInterface : DstBufferizableOpInterfaceExternalModel<ReceiveOpInt
   }
 };
 
-struct ReceiveBatchOpInterface : DstBufferizableOpInterfaceExternalModel<ReceiveBatchOpInterface, PimReceiveBatchOp> {
-  bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const {
-    return !cast<DestinationStyleOpInterface>(op).isDpsInit(&opOperand);
-  }
-
-  LogicalResult bufferize(Operation* op,
-                          RewriterBase& rewriter,
-                          const BufferizationOptions& options,
-                          BufferizationState& state) const {
-    auto receiveOp = cast<PimReceiveBatchOp>(op);
-    auto outputBufferOpt = getBufferOrValue(rewriter, receiveOp.getOutputBuffer(), options, state);
-    if (failed(outputBufferOpt))
-      return failure();
-
-    replaceOpWithNewBufferizedOp<PimReceiveBatchOp>(rewriter,
-                                                    op,
-                                                    outputBufferOpt->getType(),
-                                                    *outputBufferOpt,
-                                                    receiveOp.getSizeAttr(),
-                                                    receiveOp.getSourceCoreIdsAttr());
-    return success();
-  }
-};
-
-struct ReceiveTensorOpInterface
-: DstBufferizableOpInterfaceExternalModel<ReceiveTensorOpInterface, PimReceiveTensorOp> {
-  bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const {
-    return !cast<DestinationStyleOpInterface>(op).isDpsInit(&opOperand);
-  }
-
-  LogicalResult bufferize(Operation* op,
-                          RewriterBase& rewriter,
-                          const BufferizationOptions& options,
-                          BufferizationState& state) const {
-    auto receiveOp = cast<PimReceiveTensorOp>(op);
-    auto outputBufferOpt = getBufferOrValue(rewriter, receiveOp.getOutputBuffer(), options, state);
-    if (failed(outputBufferOpt))
-      return failure();
-
-    replaceOpWithNewBufferizedOp<PimReceiveTensorOp>(
-      rewriter, op, outputBufferOpt->getType(), *outputBufferOpt, receiveOp.getSourceCoreIdsAttr());
-    return success();
-  }
-};
-
-struct ReceiveTensorBatchOpInterface
-: DstBufferizableOpInterfaceExternalModel<ReceiveTensorBatchOpInterface, PimReceiveTensorBatchOp> {
-  bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const {
-    return !cast<DestinationStyleOpInterface>(op).isDpsInit(&opOperand);
-  }
-
-  LogicalResult bufferize(Operation* op,
-                          RewriterBase& rewriter,
-                          const BufferizationOptions& options,
-                          BufferizationState& state) const {
-    auto receiveOp = cast<PimReceiveTensorBatchOp>(op);
-    auto outputBufferOpt = getBufferOrValue(rewriter, receiveOp.getOutputBuffer(), options, state);
-    if (failed(outputBufferOpt))
-      return failure();
-
-    replaceOpWithNewBufferizedOp<PimReceiveTensorBatchOp>(
-      rewriter, op, outputBufferOpt->getType(), *outputBufferOpt, receiveOp.getSourceCoreIdsAttr());
-    return success();
-  }
-};
-
 struct ConcatOpInterface : DstBufferizableOpInterfaceExternalModel<ConcatOpInterface, PimConcatOp> {
   bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const {
     return !cast<DestinationStyleOpInterface>(op).isDpsInit(&opOperand);
@@ -252,30 +186,6 @@ struct ConcatOpInterface : DstBufferizableOpInterfaceExternalModel<ConcatOpInter
   }
 };
 
-struct SendTensorOpInterface : BufferizableOpInterface::ExternalModel<SendTensorOpInterface, PimSendTensorOp> {
-  bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const { return true; }
-
-  bool bufferizesToMemoryWrite(Operation* op, OpOperand& opOperand, const AnalysisState& state) const { return false; }
-
-  AliasingValueList getAliasingValues(Operation* op, OpOperand& opOperand, const AnalysisState& state) const {
-    return {};
-  }
-
-  LogicalResult bufferize(Operation* op,
-                          RewriterBase& rewriter,
-                          const BufferizationOptions& options,
-                          BufferizationState& state) const {
-    auto sendOp = cast<PimSendTensorOp>(op);
-    auto inputOpt = getBufferOrValue(rewriter, sendOp.getInput(), options, state);
-    if (failed(inputOpt))
-      return failure();
-
-    replaceOpWithNewBufferizedOp<PimSendTensorOp>(
-      rewriter, op, materializeContiguousMemRef(*inputOpt, op->getLoc(), rewriter), sendOp.getTargetCoreIdsAttr());
-    return success();
-  }
-};
-
 struct SendOpInterface : BufferizableOpInterface::ExternalModel<SendOpInterface, PimSendOp> {
   bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const { return true; }
 
@@ -303,58 +213,6 @@ struct SendOpInterface : BufferizableOpInterface::ExternalModel<SendOpInterface,
   }
 };
 
-struct SendBatchOpInterface : BufferizableOpInterface::ExternalModel<SendBatchOpInterface, PimSendBatchOp> {
-  bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const { return true; }
-
-  bool bufferizesToMemoryWrite(Operation* op, OpOperand& opOperand, const AnalysisState& state) const { return false; }
-
-  AliasingValueList getAliasingValues(Operation* op, OpOperand& opOperand, const AnalysisState& state) const {
-    return {};
-  }
-
-  LogicalResult bufferize(Operation* op,
-                          RewriterBase& rewriter,
-                          const BufferizationOptions& options,
-                          BufferizationState& state) const {
-    auto sendOp = cast<PimSendBatchOp>(op);
-    auto inputOpt = getBufferOrValue(rewriter, sendOp.getInput(), options, state);
-    if (failed(inputOpt))
-      return failure();
-
-    replaceOpWithNewBufferizedOp<PimSendBatchOp>(rewriter,
-                                                 op,
-                                                 materializeContiguousMemRef(*inputOpt, op->getLoc(), rewriter),
-                                                 sendOp.getSizeAttr(),
-                                                 sendOp.getTargetCoreIdsAttr());
-    return success();
-  }
-};
-
-struct SendTensorBatchOpInterface
-: BufferizableOpInterface::ExternalModel<SendTensorBatchOpInterface, PimSendTensorBatchOp> {
-  bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const { return true; }
-
-  bool bufferizesToMemoryWrite(Operation* op, OpOperand& opOperand, const AnalysisState& state) const { return false; }
-
-  AliasingValueList getAliasingValues(Operation* op, OpOperand& opOperand, const AnalysisState& state) const {
-    return {};
-  }
-
-  LogicalResult bufferize(Operation* op,
-                          RewriterBase& rewriter,
-                          const BufferizationOptions& options,
-                          BufferizationState& state) const {
-    auto sendOp = cast<PimSendTensorBatchOp>(op);
-    auto inputOpt = getBufferOrValue(rewriter, sendOp.getInput(), options, state);
-    if (failed(inputOpt))
-      return failure();
-
-    replaceOpWithNewBufferizedOp<PimSendTensorBatchOp>(
-      rewriter, op, materializeContiguousMemRef(*inputOpt, op->getLoc(), rewriter), sendOp.getTargetCoreIdsAttr());
-    return success();
-  }
-};
-
 struct CoreOpInterface : BufferizableOpInterface::ExternalModel<CoreOpInterface, PimCoreOp> {
   bool bufferizesToMemoryRead(Operation* op, OpOperand& opOperand, const AnalysisState& state) const { return true; }
 
@@ -699,13 +557,7 @@ void registerOpBufferizationInterfaces(DialectRegistry& registry) {
     PimCoreOp::attachInterface<CoreOpInterface>(*ctx);
     PimCoreBatchOp::attachInterface<CoreBatchOpInterface>(*ctx);
     PimReceiveOp::attachInterface<ReceiveOpInterface>(*ctx);
-    PimReceiveTensorOp::attachInterface<ReceiveTensorOpInterface>(*ctx);
-    PimReceiveTensorBatchOp::attachInterface<ReceiveTensorBatchOpInterface>(*ctx);
-    PimReceiveBatchOp::attachInterface<ReceiveBatchOpInterface>(*ctx);
     PimSendOp::attachInterface<SendOpInterface>(*ctx);
-    PimSendBatchOp::attachInterface<SendBatchOpInterface>(*ctx);
-    PimSendTensorBatchOp::attachInterface<SendTensorBatchOpInterface>(*ctx);
-    PimSendTensorOp::attachInterface<SendTensorOpInterface>(*ctx);
     PimConcatOp::attachInterface<ConcatOpInterface>(*ctx);
     PimMemCopyHostToDevOp::attachInterface<MemCopyHostToDevOpInterface>(*ctx);
     PimMemCopyHostToDevBatchOp::attachInterface<MemCopyHostToDevBatchOpInterface>(*ctx);

src/PIM/Dialect/Spatial/Spatial.td

@@ -194,111 +194,6 @@ def SpatChannelReceiveOp : SpatOp<"channel_receive", []> {
   }];
 }
 
-def SpatChannelSendTensorOp : SpatOp<"channel_send_tensor", [AttrSizedOperandSegments]> {
-  let summary = "Send equal contiguous chunks of one tensor through logical channels";
-
-  let arguments = (ins
-    Variadic<Index>:$channelIds,
-    Variadic<Index>:$sourceCoreIds,
-    Variadic<Index>:$targetCoreIds,
-    SpatTensor:$input
-  );
-
-  let hasVerifier = 1;
-  let assemblyFormat = [{
-    $input `channels` `(` $channelIds `)` `from` `(` $sourceCoreIds `)` `to` `(` $targetCoreIds `)` attr-dict `:` type($input)
-  }];
-}
-
-def SpatChannelReceiveTensorOp : SpatOp<"channel_receive_tensor", [AttrSizedOperandSegments]> {
-  let summary = "Receive equal contiguous chunks of one tensor from logical channels";
-
-  let arguments = (ins
-    Variadic<Index>:$channelIds,
-    Variadic<Index>:$sourceCoreIds,
-    Variadic<Index>:$targetCoreIds
-  );
-
-  let results = (outs
-    SpatTensor:$output
-  );
-
-  let hasVerifier = 1;
-  let assemblyFormat = [{
-    `channels` `(` $channelIds `)` `from` `(` $sourceCoreIds `)` `to` `(` $targetCoreIds `)` attr-dict `:` type($output)
-  }];
-}
-
-def SpatChannelSendBatchOp : SpatOp<"channel_send_batch", [AttrSizedOperandSegments]> {
-  let summary = "Send per-lane tensors through logical channels in a batch body";
-
-  let arguments = (ins
-    Variadic<Index>:$channelIds,
-    Variadic<Index>:$sourceCoreIds,
-    Variadic<Index>:$targetCoreIds,
-    SpatTensor:$input
-  );
-
-  let hasVerifier = 1;
-  let assemblyFormat = [{
-    $input `channels` `(` $channelIds `)` `from` `(` $sourceCoreIds `)` `to` `(` $targetCoreIds `)` attr-dict `:` type($input)
-  }];
-}
-
-def SpatChannelSendTensorBatchOp : SpatOp<"channel_send_tensor_batch", [AttrSizedOperandSegments]> {
-  let summary = "Send equal contiguous chunks of one per-lane tensor through logical channels in a batch body";
-
-  let arguments = (ins
-    Variadic<Index>:$channelIds,
-    Variadic<Index>:$sourceCoreIds,
-    Variadic<Index>:$targetCoreIds,
-    SpatTensor:$input
-  );
-
-  let hasVerifier = 1;
-  let assemblyFormat = [{
-    $input `channels` `(` $channelIds `)` `from` `(` $sourceCoreIds `)` `to` `(` $targetCoreIds `)` attr-dict `:` type($input)
-  }];
-}
-
-def SpatChannelReceiveBatchOp : SpatOp<"channel_receive_batch", [AttrSizedOperandSegments]> {
-  let summary = "Receive a per-lane tensor through logical channels in a batch body";
-
-  let arguments = (ins
-    Variadic<Index>:$channelIds,
-    Variadic<Index>:$sourceCoreIds,
-    Variadic<Index>:$targetCoreIds
-  );
-
-  let results = (outs
-    SpatTensor:$output
-  );
-
-  let hasVerifier = 1;
-  let assemblyFormat = [{
-    `channels` `(` $channelIds `)` `from` `(` $sourceCoreIds `)` `to` `(` $targetCoreIds `)` attr-dict `:` type($output)
-  }];
-}
-
-def SpatChannelReceiveTensorBatchOp : SpatOp<"channel_receive_tensor_batch", [AttrSizedOperandSegments]> {
-  let summary = "Receive equal contiguous chunks of one per-lane tensor through logical channels in a batch body";
-
-  let arguments = (ins
-    Variadic<Index>:$channelIds,
-    Variadic<Index>:$sourceCoreIds,
-    Variadic<Index>:$targetCoreIds
-  );
-
-  let results = (outs
-    SpatTensor:$output
-  );
-
-  let hasVerifier = 1;
-  let assemblyFormat = [{
-    `channels` `(` $channelIds `)` `from` `(` $sourceCoreIds `)` `to` `(` $targetCoreIds `)` attr-dict `:` type($output)
-  }];
-}
-
 //===----------------------------------------------------------------------===//
 // Math
 //===----------------------------------------------------------------------===//

src/PIM/Dialect/Spatial/SpatialOpsVerify.cpp

@@ -95,13 +95,6 @@ static FailureOr<ArrayRef<int64_t>> getWeightShapeForWeightedOp(Value weight) {
   return shapedType.getShape();
 }
 
-static FailureOr<int32_t> getParentBatchLaneCount(Operation* op) {
-  auto batchOp = op->getParentOfType<SpatComputeBatch>();
-  if (!batchOp)
-    return failure();
-  return batchOp.getLaneCount();
-}
-
 static bool isBatchOutputArgument(SpatComputeBatch batchOp, Value value) {
   if (batchOp.getNumResults() == 0)
     return false;
@@ -233,68 +226,6 @@ static LogicalResult verifyStaticUnitStrideParallelInsertSliceOp(tensor::Paralle
   return success();
 }
 
-static LogicalResult verifyTensorChannelSizes(
-  Operation* op, Type type, size_t channelCount, size_t sourceCoreCount, size_t targetCoreCount, StringRef kind) {
-  if (channelCount != sourceCoreCount || channelCount != targetCoreCount)
-    return op->emitError("channelIds, sourceCoreIds, and targetCoreIds must have the same length");
-  if (channelCount == 0)
-    return op->emitError() << kind << " must carry at least one chunk";
-
-  auto shapedType = dyn_cast<ShapedType>(type);
-  if (!shapedType || !shapedType.hasStaticShape())
-    return op->emitError() << kind << " requires a static shaped tensor";
-
-  int64_t elementBits = shapedType.getElementTypeBitWidth();
-  if (elementBits <= 0 || elementBits % 8 != 0)
-    return op->emitError() << kind << " requires byte-sized elements";
-
-  int64_t totalBytes = shapedType.getNumElements() * elementBits / 8;
-  if (totalBytes % static_cast<int64_t>(channelCount) != 0)
-    return op->emitError() << kind << " tensor byte size must be divisible by the number of channel ids";
-  return success();
-}
-
-static LogicalResult
-verifyBatchChannelSizes(Operation* op, size_t channelCount, size_t sourceCoreCount, size_t targetCoreCount) {
-  if (channelCount != sourceCoreCount || channelCount != targetCoreCount)
-    return op->emitError("channelIds, sourceCoreIds, and targetCoreIds must have the same length");
-
-  auto laneCount = getParentBatchLaneCount(op);
-  if (failed(laneCount))
-    return op->emitError("must be nested inside spat.compute_batch");
-  if (channelCount != static_cast<size_t>(*laneCount))
-    return op->emitError("channel metadata length must match parent laneCount");
-
-  return success();
-}
-
-static LogicalResult verifyTensorBatchChannelSizes(
-  Operation* op, Type type, size_t channelCount, size_t sourceCoreCount, size_t targetCoreCount, StringRef kind) {
-  if (channelCount != sourceCoreCount || channelCount != targetCoreCount)
-    return op->emitError("channelIds, sourceCoreIds, and targetCoreIds must have the same length");
-
-  auto laneCount = getParentBatchLaneCount(op);
-  if (failed(laneCount))
-    return op->emitError("must be nested inside spat.compute_batch");
-  if (channelCount == 0 || channelCount % static_cast<size_t>(*laneCount) != 0)
-    return op->emitError() << kind << " channel metadata length must be a positive multiple of parent laneCount";
-
-  auto shapedType = dyn_cast<ShapedType>(type);
-  if (!shapedType || !shapedType.hasStaticShape())
-    return op->emitError() << kind << " requires a static shaped tensor";
-
-  int64_t elementBits = shapedType.getElementTypeBitWidth();
-  if (elementBits <= 0 || elementBits % 8 != 0)
-    return op->emitError() << kind << " requires byte-sized elements";
-
-  int64_t chunkCount = static_cast<int64_t>(channelCount) / *laneCount;
-  int64_t totalBytes = shapedType.getNumElements() * elementBits / 8;
-  if (totalBytes % chunkCount != 0)
-    return op->emitError() << kind << " tensor byte size must be divisible by the chunk count per lane";
-
-  return success();
-}
-
 static Region* getParentRegion(Value value) {
   if (auto blockArg = dyn_cast<BlockArgument>(value))
     return blockArg.getOwner()->getParent();
@@ -564,52 +495,6 @@ LogicalResult SpatCompute::verify() {
   return success();
 }
 
-LogicalResult SpatChannelSendTensorOp::verify() {
-  return verifyTensorChannelSizes(getOperation(),
-                                  getInput().getType(),
-                                  getChannelIds().size(),
-                                  getSourceCoreIds().size(),
-                                  getTargetCoreIds().size(),
-                                  "channel_send_tensor");
-}
-
-LogicalResult SpatChannelReceiveTensorOp::verify() {
-  return verifyTensorChannelSizes(getOperation(),
-                                  getOutput().getType(),
-                                  getChannelIds().size(),
-                                  getSourceCoreIds().size(),
-                                  getTargetCoreIds().size(),
-                                  "channel_receive_tensor");
-}
-
-LogicalResult SpatChannelSendBatchOp::verify() {
-  return verifyBatchChannelSizes(
-    getOperation(), getChannelIds().size(), getSourceCoreIds().size(), getTargetCoreIds().size());
-}
-
-LogicalResult SpatChannelSendTensorBatchOp::verify() {
-  return verifyTensorBatchChannelSizes(getOperation(),
-                                       getInput().getType(),
-                                       getChannelIds().size(),
-                                       getSourceCoreIds().size(),
-                                       getTargetCoreIds().size(),
-                                       "channel_send_tensor_batch");
-}
-
-LogicalResult SpatChannelReceiveBatchOp::verify() {
-  return verifyBatchChannelSizes(
-    getOperation(), getChannelIds().size(), getSourceCoreIds().size(), getTargetCoreIds().size());
-}
-
-LogicalResult SpatChannelReceiveTensorBatchOp::verify() {
-  return verifyTensorBatchChannelSizes(getOperation(),
-                                       getOutput().getType(),
-                                       getChannelIds().size(),
-                                       getSourceCoreIds().size(),
-                                       getTargetCoreIds().size(),
-                                       "channel_receive_tensor_batch");
-}
-
 LogicalResult SpatComputeBatch::verify() {
   int32_t count = getLaneCount();
   if (count <= 0)

src/PIM/Dialect/Spatial/Transforms/MergeComputeNodes/MergeComputeNodesPass.cpp

@@ -79,8 +79,6 @@ struct MergeIrCounts {
   uint64_t topLevelComputeBatchCount = 0;
   uint64_t scalarChannelSendCount = 0;
   uint64_t scalarChannelReceiveCount = 0;
-  uint64_t tensorChannelSendCount = 0;
-  uint64_t tensorChannelReceiveCount = 0;
   uint64_t wvmmCount = 0;
   uint64_t vaddCount = 0;
   uint64_t scfForCount = 0;
@@ -95,10 +93,6 @@ MergeIrCounts collectMergeIrCounts(func::FuncOp funcOp) {
         ++counts.scalarChannelSendCount;
       else if (isa<spatial::SpatChannelReceiveOp>(nestedOp))
         ++counts.scalarChannelReceiveCount;
-      else if (isa<spatial::SpatChannelSendTensorOp, spatial::SpatChannelSendTensorBatchOp>(nestedOp))
-        ++counts.tensorChannelSendCount;
-      else if (isa<spatial::SpatChannelReceiveTensorOp, spatial::SpatChannelReceiveTensorBatchOp>(nestedOp))
-        ++counts.tensorChannelReceiveCount;
       else if (isa<spatial::SpatVMMOp>(nestedOp))
         ++counts.wvmmCount;
       else if (isa<spatial::SpatVAddOp>(nestedOp))
@@ -130,9 +124,8 @@ void emitMergeIrCounts(StringRef phaseName, func::FuncOp funcOp) {
                << " compute=" << counts.topLevelComputeCount << " compute_batch=" << counts.topLevelComputeBatchCount
                << " scalar_send=" << counts.scalarChannelSendCount
                << " scalar_recv=" << counts.scalarChannelReceiveCount
-               << " tensor_send=" << counts.tensorChannelSendCount
-               << " tensor_recv=" << counts.tensorChannelReceiveCount << " wvmm=" << counts.wvmmCount
-               << " vadd=" << counts.vaddCount << " scf_for=" << counts.scfForCount << "\n";
+               << " wvmm=" << counts.wvmmCount << " vadd=" << counts.vaddCount
+               << " scf_for=" << counts.scfForCount << "\n";
 }
 
 static std::optional<int32_t> getComputeCoreId(SpatCompute compute) {

src/PIM/Pass/PimCodegen/VerificationPass.cpp

@@ -150,13 +150,7 @@ static bool isSupportedCoreInstructionOp(Operation* op) {
              pim::PimMemCopyDevToHostOp,
              pim::PimMemCopyOp,
              pim::PimReceiveOp,
-             pim::PimReceiveBatchOp,
-             pim::PimReceiveTensorOp,
-             pim::PimReceiveTensorBatchOp,
              pim::PimSendOp,
-             pim::PimSendBatchOp,
-             pim::PimSendTensorOp,
-             pim::PimSendTensorBatchOp,
              pim::PimConcatOp,
              pim::PimVMMOp,
              pim::PimTransposeOp,
@@ -173,18 +167,6 @@ static bool isSupportedCoreInstructionOp(Operation* op) {
              memref::GetGlobalOp>(op);
 }
 
-static FailureOr<ShapedType> getStaticByteSizedShapedType(Type type) {
-  auto shapedType = dyn_cast<ShapedType>(type);
-  if (!shapedType || !shapedType.hasStaticShape())
-    return failure();
-
-  int64_t elementBits = shapedType.getElementTypeBitWidth();
-  if (elementBits <= 0 || elementBits % 8 != 0)
-    return failure();
-
-  return shapedType;
-}
-
 static LogicalResult verifyBatchOpSemantics(Operation& op,
                                             const StaticValueKnowledge& knowledge,
                                             pim::CappedDiagnosticReporter& diagnostics) {
@@ -203,73 +185,6 @@ static LogicalResult verifyBatchOpSemantics(Operation& op,
     return success(!hasFailure);
   }
 
-  if (auto sendBatchOp = dyn_cast<pim::PimSendBatchOp>(op)) {
-    if (sendBatchOp.getTargetCoreIds().size() != static_cast<size_t>(sendBatchOp->getParentOfType<pim::PimCoreBatchOp>()
-                                                                        .getLaneCount())) {
-      reportFailure([](Operation* illegalOp) {
-        illegalOp->emitOpError("targetCoreIds size must match parent laneCount");
-      });
-    }
-    return success(!hasFailure);
-  }
-
-  if (auto receiveBatchOp = dyn_cast<pim::PimReceiveBatchOp>(op)) {
-    if (receiveBatchOp.getSourceCoreIds().size()
-        != static_cast<size_t>(receiveBatchOp->getParentOfType<pim::PimCoreBatchOp>().getLaneCount())) {
-      reportFailure([](Operation* illegalOp) {
-        illegalOp->emitOpError("sourceCoreIds size must match parent laneCount");
-      });
-    }
-    return success(!hasFailure);
-  }
-
-  auto verifyTensorBatchCommunication = [&](Value tensorValue, ArrayRef<int32_t> coreIds, StringRef kind) {
-    if (coreIds.empty()) {
-      reportFailure([&](Operation* illegalOp) { illegalOp->emitOpError() << kind << " must carry at least one chunk"; });
-      return;
-    }
-
-    auto parentBatchOp = op.getParentOfType<pim::PimCoreBatchOp>();
-    int32_t laneCount = parentBatchOp.getLaneCount();
-    if (laneCount <= 0) {
-      reportFailure([&](Operation* illegalOp) {
-        illegalOp->emitOpError() << kind << " requires a positive parent laneCount";
-      });
-      return;
-    }
-    if (coreIds.size() % static_cast<size_t>(laneCount) != 0) {
-      reportFailure([&](Operation* illegalOp) {
-        illegalOp->emitOpError() << kind << " core id count must be divisible by the parent laneCount";
-      });
-      return;
-    }
-
-    auto shapedType = getStaticByteSizedShapedType(tensorValue.getType());
-    if (failed(shapedType)) {
-      reportFailure([&](Operation* illegalOp) {
-        illegalOp->emitOpError() << kind << " requires a static shaped tensor or memref with byte-sized elements";
-      });
-      return;
-    }
-
-    int64_t chunkCount = static_cast<int64_t>(coreIds.size()) / laneCount;
-    int64_t totalBytes = (*shapedType).getNumElements() * (*shapedType).getElementTypeBitWidth() / 8;
-    if (totalBytes % chunkCount != 0) {
-      reportFailure([&](Operation* illegalOp) {
-        illegalOp->emitOpError() << kind << " tensor byte size must be divisible by the chunk count per lane";
-      });
-    }
-  };
-
-  if (auto sendTensorBatchOp = dyn_cast<pim::PimSendTensorBatchOp>(op))
-    verifyTensorBatchCommunication(sendTensorBatchOp.getInput(),
-                                   sendTensorBatchOp.getTargetCoreIds(),
-                                   "send_tensor_batch");
-  else if (auto receiveTensorBatchOp = dyn_cast<pim::PimReceiveTensorBatchOp>(op))
-    verifyTensorBatchCommunication(receiveTensorBatchOp.getOutput(),
-                                   receiveTensorBatchOp.getSourceCoreIds(),
-                                   "receive_tensor_batch");
-
   return success(!hasFailure);
 }