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#sdy Add sdy-round-trip-shard-map-export Pass.
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127 changes: 127 additions & 0 deletions
127
xla/service/spmd/shardy/sdy_round_trip/shard_map_export.cc
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| Original file line number | Diff line number | Diff line change |
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| /* Copyright 2024 The OpenXLA Authors. | ||
| Licensed 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. | ||
| ==============================================================================*/ | ||
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| #include "xla/service/spmd/shardy/sdy_round_trip/shard_map_export.h" | ||
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| #include <memory> | ||
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| #include "llvm/ADT/StringRef.h" | ||
| #include "llvm/Support/ErrorHandling.h" | ||
| #include "mlir/Dialect/Func/IR/FuncOps.h" | ||
| #include "mlir/IR/AffineMap.h" | ||
| #include "mlir/IR/Attributes.h" | ||
| #include "mlir/IR/Builders.h" | ||
| #include "mlir/IR/BuiltinAttributes.h" | ||
| #include "mlir/IR/BuiltinOps.h" | ||
| #include "mlir/IR/Diagnostics.h" | ||
| #include "mlir/IR/DialectRegistry.h" | ||
| #include "mlir/IR/MLIRContext.h" | ||
| #include "mlir/IR/Operation.h" | ||
| #include "mlir/IR/PatternMatch.h" | ||
| #include "mlir/IR/SymbolTable.h" | ||
| #include "mlir/IR/Value.h" | ||
| #include "mlir/Pass/Pass.h" | ||
| #include "mlir/Pass/PassManager.h" | ||
| #include "mlir/Pass/PassRegistry.h" | ||
| #include "mlir/Support/LLVM.h" | ||
| #include "mlir/Support/TypeID.h" | ||
| #include "mlir/Transforms/DialectConversion.h" | ||
| #include "shardy/dialect/sdy/ir/dialect.h" | ||
| #include "shardy/dialect/sdy/ir/utils.h" | ||
| #include "stablehlo/dialect/StablehloOps.h" | ||
| #include "xla/service/spmd/shardy/constants.h" | ||
| #include "xla/service/spmd/shardy/utils.h" | ||
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| namespace xla { | ||
| namespace sdy { | ||
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| namespace { | ||
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| using ::mlir::MLIRContext; | ||
| using ::mlir::ModuleOp; | ||
| using ::mlir::StringRef; | ||
| using ::mlir::func::FuncOp; | ||
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| namespace stablehlo = ::mlir::stablehlo; | ||
| namespace sdy = ::mlir::sdy; | ||
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| class SdyRoundTripShardMapExportPass | ||
| : public mlir::PassWrapper<SdyRoundTripShardMapExportPass, | ||
| mlir::OperationPass<ModuleOp>> { | ||
| public: | ||
| MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(SdyRoundTripShardMapExportPass) | ||
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| void runOnOperation() final { | ||
| ModuleOp moduleOp = getOperation(); | ||
| MLIRContext* context = moduleOp.getContext(); | ||
| mlir::SymbolTableCollection symbolTableCollection; | ||
| mlir::SymbolTable& symbolTable = | ||
| symbolTableCollection.getSymbolTable(moduleOp); | ||
| auto rewriter = mlir::IRRewriter(context); | ||
| moduleOp->walk([&](sdy::ManualComputationOp manualComputation) { | ||
| rewriter.setInsertionPointToEnd(&moduleOp.getRegion().front()); | ||
| auto funcOp = rewriter.create<FuncOp>( | ||
| manualComputation.getLoc(), kManualComputationBodyFuncName, | ||
| rewriter.getFunctionType( | ||
| manualComputation.getBody().getArgumentTypes(), | ||
| sdy::getBodyTerminatorOpOperandTypes(manualComputation))); | ||
| sdy::inlineRegionAndConvertTerminatorOp<mlir::func::ReturnOp>( | ||
| manualComputation.getBody(), funcOp.getBody()); | ||
| mlir::StringAttr funcName = symbolTable.insert(funcOp); | ||
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| rewriter.setInsertionPoint(manualComputation); | ||
| auto customCallOp = rewriter.create<stablehlo::CustomCallOp>( | ||
| manualComputation.getLoc(), manualComputation.getResultTypes(), | ||
| manualComputation->getOperands()); | ||
| customCallOp.setCallTargetName(kManualComputationCustomCallTargetName); | ||
| customCallOp.setCalledComputationsAttr( | ||
| rewriter.getArrayAttr(mlir::FlatSymbolRefAttr::get(funcName))); | ||
| addFrontendAttribute(customCallOp, kInShardings, | ||
| manualComputation.getInShardings()); | ||
| addFrontendAttribute(customCallOp, kOutShardings, | ||
| manualComputation.getOutShardings()); | ||
| addFrontendAttribute(customCallOp, kManualAxes, | ||
| manualComputation.getManualAxesAttr()); | ||
| rewriter.replaceOp(manualComputation, customCallOp->getResults()); | ||
| }); | ||
| } | ||
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| StringRef getArgument() const override { | ||
| return "xla-sdy-round-trip-shard-map-export"; | ||
| } | ||
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| StringRef getDescription() const override { | ||
| return "Converts the body of a ManualComputationOp to a separate function " | ||
| "with a CustomCallOp of the same name referring to it. The " | ||
| "CustomCallOp saves the in/out shardings and manual axes as " | ||
| "frontend attrs for HLO round tripping."; | ||
| } | ||
| void getDependentDialects(mlir::DialectRegistry& registry) const final { | ||
| registry.insert<stablehlo::StablehloDialect>(); | ||
| } | ||
| }; | ||
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| } // namespace | ||
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| void registerSdyRoundTripShardMapExportPass() { | ||
| mlir::registerPass(createSdyRoundTripShardMapExportPass); | ||
| } | ||
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| std::unique_ptr<mlir::Pass> createSdyRoundTripShardMapExportPass() { | ||
| return std::make_unique<SdyRoundTripShardMapExportPass>(); | ||
| } | ||
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| } // namespace sdy | ||
| } // namespace xla |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| /* Copyright 2024 The OpenXLA Authors. | ||
| Licensed 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. | ||
| ==============================================================================*/ | ||
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| #ifndef XLA_SERVICE_SPMD_SHARDY_SDY_ROUND_TRIP_SHARD_MAP_EXPORT_H_ | ||
| #define XLA_SERVICE_SPMD_SHARDY_SDY_ROUND_TRIP_SHARD_MAP_EXPORT_H_ | ||
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| #include <memory> | ||
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| #include "mlir/Pass/Pass.h" | ||
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| namespace xla { | ||
| namespace sdy { | ||
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| // Creates the pass that converts `ManualComputationOps` to a separate function | ||
| // and `CustomCallOp` for round tripping between HLO. | ||
| std::unique_ptr<mlir::Pass> createSdyRoundTripShardMapExportPass(); | ||
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| // Registers the xla-sdy-round-trip-shard-map-export pass. | ||
| void registerSdyRoundTripShardMapExportPass(); | ||
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| } // namespace sdy | ||
| } // namespace xla | ||
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| #endif // XLA_SERVICE_SPMD_SHARDY_SDY_ROUND_TRIP_SHARD_MAP_EXPORT_H_ |
2 changes: 1 addition & 1 deletion
2
...ce/spmd/shardy/test/shard_map_export.mlir → ...est/mhlo_round_trip_shard_map_export.mlir
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