forked from OSchip/llvm-project
46 lines
1.6 KiB
C
46 lines
1.6 KiB
C
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//===- Pattern.h - SPIRV Common Conversion Patterns -----------------------===//
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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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#ifndef MLIR_CONVERSION_SPIRVCOMMON_PATTERN_H
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#define MLIR_CONVERSION_SPIRVCOMMON_PATTERN_H
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#include "mlir/Dialect/SPIRV/IR/SPIRVOpTraits.h"
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#include "mlir/Transforms/DialectConversion.h"
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namespace mlir {
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namespace spirv {
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/// Converts unary and binary standard operations to SPIR-V operations.
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template <typename Op, typename SPIRVOp>
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class UnaryAndBinaryOpPattern final : public OpConversionPattern<Op> {
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public:
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using OpConversionPattern<Op>::OpConversionPattern;
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LogicalResult
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matchAndRewrite(Op op, typename Op::Adaptor adaptor,
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ConversionPatternRewriter &rewriter) const override {
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assert(adaptor.getOperands().size() <= 2);
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auto dstType = this->getTypeConverter()->convertType(op.getType());
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if (!dstType)
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return failure();
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if (SPIRVOp::template hasTrait<OpTrait::spirv::UnsignedOp>() &&
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dstType != op.getType()) {
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return op.emitError(
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"bitwidth emulation is not implemented yet on unsigned op");
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}
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rewriter.template replaceOpWithNewOp<SPIRVOp>(op, dstType,
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adaptor.getOperands());
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return success();
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}
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};
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} // end namespace spirv
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} // end namespace mlir
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#endif // MLIR_CONVERSION_SPIRVCOMMON_PATTERN_H
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