bolt/deps/llvm-18.1.8/mlir/test/lib/IR/TestBuiltinDistinctAttributes.cpp
2025-02-14 19:21:04 +01:00

49 lines
1.6 KiB
C++

//===- TestBuiltinDistinctAttributes.cpp - Test DistinctAttributes --------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "TestDialect.h"
#include "mlir/IR/BuiltinAttributes.h"
#include "mlir/Pass/Pass.h"
using namespace mlir;
namespace {
/// This is a distinct attribute test pass that tests if distinct attributes can
/// be created in parallel in a deterministic way.
struct DistinctAttributesPass
: public PassWrapper<DistinctAttributesPass, OperationPass<func::FuncOp>> {
MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(DistinctAttributesPass)
StringRef getArgument() const final { return "test-distinct-attrs"; }
StringRef getDescription() const final {
return "Test parallel creation of distinct attributes";
}
void runOnOperation() override {
auto funcOp = getOperation();
/// Walk all operations and create a distinct output attribute given a
/// distinct input attribute.
funcOp->walk([](Operation *op) {
auto distinctAttr = op->getAttrOfType<DistinctAttr>("distinct.input");
if (!distinctAttr)
return;
op->setAttr("distinct.output",
DistinctAttr::create(distinctAttr.getReferencedAttr()));
});
}
};
} // namespace
namespace mlir {
namespace test {
void registerTestBuiltinDistinctAttributes() {
PassRegistration<DistinctAttributesPass>();
}
} // namespace test
} // namespace mlir