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Preserve HloModuleConfig in HLO<->MHLO.
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44 changes: 44 additions & 0 deletions
44
third_party/xla/xla/translate/hlo_to_mhlo/module_config_importer.cc
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| /* Copyright 2019 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/translate/hlo_to_mhlo/module_config_importer.h" | ||
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| #include "mlir/IR/Builders.h" // from @llvm-project | ||
| #include "mlir/IR/BuiltinOps.h" // from @llvm-project | ||
| #include "xla/service/hlo_module_config.h" | ||
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| namespace xla { | ||
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| namespace { | ||
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| constexpr char kConfigNumPartitions[] = "mhlo.num_partitions"; | ||
| constexpr char kConfigNumReplicas[] = "mhlo.num_replicas"; | ||
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| } // namespace | ||
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| void ImportHloModuleConfig(const HloModuleConfig& config, | ||
| mlir::ModuleOp module) { | ||
| mlir::Builder builder(module.getContext()); | ||
| if (config.num_partitions() != 1) { | ||
| module->setAttr(kConfigNumPartitions, | ||
| builder.getI32IntegerAttr(config.num_partitions())); | ||
| } | ||
| if (config.replica_count() != 1) { | ||
| module->setAttr(kConfigNumReplicas, | ||
| builder.getI32IntegerAttr(config.replica_count())); | ||
| } | ||
| } | ||
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| } // namespace xla |
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third_party/xla/xla/translate/hlo_to_mhlo/module_config_importer.h
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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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| #ifndef XLA_TRANSLATE_HLO_TO_MHLO_MODULE_CONFIG_IMPORTER_H_ | ||
| #define XLA_TRANSLATE_HLO_TO_MHLO_MODULE_CONFIG_IMPORTER_H_ | ||
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| #include "mlir/IR/BuiltinOps.h" // from @llvm-project | ||
| #include "xla/service/hlo_module_config.h" | ||
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| namespace xla { | ||
| // Imports the HLO module config into the MLIR module as module attributes | ||
| // prefixed with `mhlo.`. | ||
| // TODO (b/345755258) Support roundtrip of all HLO module config fields. | ||
| void ImportHloModuleConfig(const xla::HloModuleConfig& config, | ||
| mlir::ModuleOp module); | ||
| } // namespace xla | ||
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| #endif // XLA_TRANSLATE_HLO_TO_MHLO_MODULE_CONFIG_IMPORTER_H_ |
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8
third_party/xla/xla/translate/hlo_to_mhlo/tests/module_config.hlo
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| // RUN: xla-translate --print-sugar=false -hlo-text-to-mlir-hlo -hlo-import-all-computations %s -o - | FileCheck %s | ||
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| // CHECK: module @check_imported_configs attributes {{.*}} mhlo.num_partitions = 4 : i32, mhlo.num_replicas = 2 : i32 | ||
| HloModule check_imported_configs, replica_count=2, num_partitions=4 | ||
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| ENTRY %main.2 (Arg_0.1: f32[1]) -> f32[1] { | ||
| ROOT %Arg_0.1 = f32[1] parameter(0) | ||
| } |
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