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* call_dps lowering. * Improve shape lowering. * Support alloc_storage for dynamic shape. * implementt ToNonDF to transform program to non-dataflow format. * Fix the mutator issue. * Update build api, an issue occurred. * vm tests can pass. * Support shape tuple in executable seriablization. * Fix for test. * Minor fixes. * Address comments. * Add mutate binding var back. * Visit binding var and fix tests. Co-authored-by: YuchenJin <yuchenj@cs.washington.edu>
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
| /*! | ||
| * \file src/relax/transform/call_dps_rewrite.cc | ||
| * \brief | ||
| */ | ||
| #include <tvm/relax/attrs/memory.h> | ||
| #include <tvm/relax/expr_functor.h> | ||
| #include <tvm/relax/type.h> | ||
| #include <tvm/tir/op.h> | ||
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| #include "../../relay/transforms/pattern_utils.h" | ||
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| namespace tvm { | ||
| namespace relax { | ||
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| // ================== | ||
| // CallDPSMutator | ||
| // Example: | ||
| // y: Tensor[n, m] = rx.call_dps((n, m), op.identity, (x)) | ||
| // --> | ||
| // lv0 = rx.call("relax.builtin.alloc_tensor", [n, m]) | ||
| // rx.call_packed(op.identity, x, lv0) | ||
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| class CallDPSMutator : public ExprMutator { | ||
| public: | ||
| explicit CallDPSMutator(IRModule mod) { mod_ = mod; } | ||
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| IRModule Lower() { | ||
| IRModule ret_mod = IRModule(); | ||
| for (auto& p : mod_->functions) { | ||
| Expr func = p.second; | ||
| if (p.second->IsInstance<FunctionNode>()) { | ||
| func = this->Mutate(p.second); | ||
| } | ||
| ret_mod->Add(p.first, Downcast<BaseFunc>(func)); | ||
| } | ||
| return ret_mod; | ||
| } | ||
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| Expr VisitExpr_(const CallNode* call) override { | ||
| // post-order mutation | ||
| Expr expr = ExprMutator::VisitExpr_(call); | ||
| call = expr.as<CallNode>(); | ||
| // TODO(@yuchen, @altanh): using mutate cause infinite recursion | ||
| // Expr expr = ExprMutator::Mutate(GetRef<Call>(call)); | ||
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| static const Op& call_dps_op = Op::Get("relax.call_dps"); | ||
| static const Op& alloc_tensor_op = Op::Get("relax.builtin.alloc_tensor"); | ||
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| if (call->op == call_dps_op) { | ||
| ShapeExpr output_shape = Downcast<ShapeExpr>(call->args[0]); | ||
| Var tensor = builder_->Emit(Call(alloc_tensor_op, {call->args[0]}), "alloc"); | ||
| builder_->Emit(Call(call->args[1], {call->args[2], tensor}), "_"); | ||
| return tensor; | ||
| } | ||
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| return GetRef<Expr>(call); | ||
| } | ||
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| private: | ||
| IRModule mod_; | ||
| }; | ||
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| TVM_REGISTER_GLOBAL("relax.transform.call_dps_rewrite").set_body_typed([](IRModule mod) { | ||
| return CallDPSMutator(mod).Lower(); | ||
| }); | ||
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| } // namespace relax | ||
| } // namespace tvm |
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