76 lines
3.3 KiB
C++
76 lines
3.3 KiB
C++
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//===- TestDataLayoutQuery.cpp - Test Data Layout Queries -----------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "TestDialect.h"
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#include "mlir/Analysis/DataLayoutAnalysis.h"
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#include "mlir/Dialect/DLTI/DLTI.h"
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#include "mlir/IR/BuiltinAttributes.h"
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#include "mlir/Pass/Pass.h"
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using namespace mlir;
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namespace {
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/// A pass that finds "test.data_layout_query" operations and attaches to them
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/// attributes containing the results of data layout queries for operation
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/// result types.
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struct TestDataLayoutQuery
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: public PassWrapper<TestDataLayoutQuery, OperationPass<func::FuncOp>> {
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MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestDataLayoutQuery)
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StringRef getArgument() const final { return "test-data-layout-query"; }
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StringRef getDescription() const final { return "Test data layout queries"; }
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void runOnOperation() override {
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func::FuncOp func = getOperation();
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Builder builder(func.getContext());
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const DataLayoutAnalysis &layouts = getAnalysis<DataLayoutAnalysis>();
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func.walk([&](test::DataLayoutQueryOp op) {
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// Skip the ops with already processed in a deeper call.
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if (op->getDiscardableAttr("size"))
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return;
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const DataLayout &layout = layouts.getAbove(op);
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unsigned size = layout.getTypeSize(op.getType());
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unsigned bitsize = layout.getTypeSizeInBits(op.getType());
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unsigned alignment = layout.getTypeABIAlignment(op.getType());
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unsigned preferred = layout.getTypePreferredAlignment(op.getType());
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Attribute allocaMemorySpace = layout.getAllocaMemorySpace();
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Attribute programMemorySpace = layout.getProgramMemorySpace();
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Attribute globalMemorySpace = layout.getGlobalMemorySpace();
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unsigned stackAlignment = layout.getStackAlignment();
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op->setAttrs(
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{builder.getNamedAttr("size", builder.getIndexAttr(size)),
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builder.getNamedAttr("bitsize", builder.getIndexAttr(bitsize)),
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builder.getNamedAttr("alignment", builder.getIndexAttr(alignment)),
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builder.getNamedAttr("preferred", builder.getIndexAttr(preferred)),
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builder.getNamedAttr("alloca_memory_space",
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allocaMemorySpace == Attribute()
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? builder.getUI32IntegerAttr(0)
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: allocaMemorySpace),
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builder.getNamedAttr("program_memory_space",
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programMemorySpace == Attribute()
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? builder.getUI32IntegerAttr(0)
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: programMemorySpace),
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builder.getNamedAttr("global_memory_space",
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globalMemorySpace == Attribute()
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? builder.getUI32IntegerAttr(0)
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: globalMemorySpace),
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builder.getNamedAttr("stack_alignment",
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builder.getIndexAttr(stackAlignment))});
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});
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}
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};
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} // namespace
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namespace mlir {
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namespace test {
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void registerTestDataLayoutQuery() { PassRegistration<TestDataLayoutQuery>(); }
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} // namespace test
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} // namespace mlir
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