transform.h

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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.
 */
 
#ifndef TVM_TIR_TRANSFORM_H_
#define TVM_TIR_TRANSFORM_H_
 
#include <tvm/ir/transform.h>
#include <tvm/target/target.h>
#include <tvm/tir/expr.h>
#include <tvm/tir/function.h>
 
#include <string>
#include <vector>
 
namespace tvm {
namespace tir {
namespace transform {
 
using tvm::transform::CreateModulePass;
using tvm::transform::Pass;
using tvm::transform::PassContext;
using tvm::transform::PassContextNode;
using tvm::transform::PassInfo;
using tvm::transform::PassInfoNode;
using tvm::transform::PassNode;
using tvm::transform::Sequential;
 
/*
 * \brief Create a function pass that optimizes PrimFuncs.
 *
 * \param pass_func The packed function that contains the optimization.
 * \param opt_level The optimization level of the function pass.
 * \param name The name of the function pass.
 * \param required The list of the passes that the function pass is dependent on.
 *
 * \return The created function pass.
 */
TVM_DLL Pass CreatePrimFuncPass(std::function<PrimFunc(PrimFunc, IRModule, PassContext)> pass_func,
                                int opt_level, ffi::String name,
                                tvm::ffi::Array<ffi::String> required, bool traceable = false);
 
TVM_DLL Pass LoopPartition();
 
TVM_DLL Pass VectorizeLoop(bool enable_vectorize = true);
 
TVM_DLL Pass InjectVirtualThread();
 
TVM_DLL Pass InjectDoubleBuffer();
 
TVM_DLL Pass StorageRewrite();
 
TVM_DLL Pass UnrollLoop();
 
TVM_DLL Pass RemoveNoOp();
 
TVM_DLL Pass RewriteUnsafeSelect();
 
TVM_DLL Pass Simplify();
 
TVM_DLL Pass ConvertSSA();
 
TVM_DLL Pass InstrumentBoundCheckers();
 
TVM_DLL Pass MakePackedAPI();
 
TVM_DLL Pass MakeUnpackedAPI();
 
TVM_DLL Pass RemapThreadAxis(ffi::Map<ffi::String, IterVar> axis_map);
 
TVM_DLL Pass LowerCustomDatatypes();
 
TVM_DLL Pass DecorateDeviceScope();
 
TVM_DLL Pass AnnotateDeviceRegions();
 
TVM_DLL Pass SplitHostDevice();
 
TVM_DLL Pass LowerDeviceKernelLaunch();
 
TVM_DLL Pass SkipAssert();
 
TVM_DLL Pass ThreadSync(ffi::String storage_scope);
 
TVM_DLL Pass LowerThreadAllreduce();
 
TVM_DLL Pass InferFragment();
 
static constexpr const char* kDisableLowerTVMBuiltin = "disable_lower_builtin";
 
TVM_DLL Pass LowerTVMBuiltin();
 
TVM_DLL Pass LowerIntrin();
 
TVM_DLL Pass LowerWarpMemory();
 
TVM_DLL Pass LowerDeviceStorageAccessInfo();
 
TVM_DLL Pass CombineContextCall();
 
TVM_DLL Pass NarrowDataType(int target_bits);
 
TVM_DLL Pass ForceNarrowIndexToInt32();
 
TVM_DLL Pass BF16ComputeLegalize();
 
TVM_DLL Pass FP8ComputeLegalize(ffi::String promote_dtype = "float16");
 
TVM_DLL Pass BF16StorageLegalize();
 
TVM_DLL Pass FP8StorageLegalize();
 
TVM_DLL Pass InlinePrivateFunctions();
 
TVM_DLL Pass PointerValueTypeRewrite();
 
TVM_DLL Pass HoistIfThenElse();
 
TVM_DLL Pass HoistExpression();
 
TVM_DLL Pass LowerCrossThreadReduction();
 
TVM_DLL Pass LowerInitBlock();
 
TVM_DLL Pass PlanAndUpdateBufferAllocationLocation();
 
TVM_DLL Pass ConvertBlocksToOpaque();
 
TVM_DLL Pass LiftThreadBinding();
 
TVM_DLL Pass CompactBufferAllocation(bool is_strict = true);
 
TVM_DLL Pass LowerMatchBuffer();
 
TVM_DLL Pass InjectPermutedLayout();
 
TVM_DLL Pass TransformMmaBufferLayout();
 
TVM_DLL Pass LowerOpaqueBlock();
 
TVM_DLL Pass FlattenBuffer();
 
/*
 * \brief Lower VTCM allocations
 *
 * \return The Pass
 */
TVM_DLL Pass LowerVtcmAlloc();
 
TVM_DLL Pass LowerAsyncDMA();
 
TVM_DLL Pass CommonSubexprElimTIR(bool enable_cse_tir = true, bool identify_equiv_terms = false);
 
TVM_DLL Pass UnifyThreadBinding();
 
TVM_DLL Pass MergeSharedMemoryAllocations();
 
TVM_DLL Pass ConvertForLoopsToSerial();
 
TVM_DLL Pass UnifiedStaticMemoryPlanner();
 
TVM_DLL Pass InjectSoftwarePipeline();
 
TVM_DLL Pass BindParams(const ffi::Array<runtime::Tensor>& constants);
 
TVM_DLL Pass ExtractPrimFuncConstants();
 
TVM_DLL Pass LowerAutoCopy();
 
TVM_DLL Pass RenormalizeSplitPattern();
 
TVM_DLL Pass BindTarget(Target target);
 
TVM_DLL Pass AnnotateEntryFunc();
 
TVM_DLL Pass Filter(ffi::TypedFunction<bool(PrimFunc)> fcond);
 
TVM_DLL Pass InjectPTXAsyncCopy();
 
TVM_DLL Pass InjectPTXLDG32(bool enable_ptx_ldg32 = true);
 
TVM_DLL Pass RemoveWeightLayoutRewriteBlock(bool skip_tensor_rewrite = false);
 
TVM_DLL Pass ManifestSharedMemoryLocalStage();
 
TVM_DLL Pass InstrumentProfileIntrinsics();
 
TVM_DLL Pass DefaultGPUSchedule();
 
TVM_DLL Pass UseAssumeToReduceBranches();
 
}  // namespace transform
}  // namespace tir
}  // namespace tvm
 
#endif  // TVM_TIR_TRANSFORM_H_