llvm/mlir/lib/Dialect/GPU/Transforms/GlobalIdRewriter.cpp

//===- GlobalIdRewriter.cpp - Implementation of GlobalId rewriting  -------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file implements in-dialect rewriting of the global_id op for archs
// where global_id.x = threadId.x + blockId.x * blockDim.x
//
//===----------------------------------------------------------------------===//

#include "mlir/Dialect/GPU/IR/GPUDialect.h"
#include "mlir/Dialect/GPU/Transforms/Passes.h"
#include "mlir/Dialect/Index/IR/IndexOps.h"
#include "mlir/IR/Builders.h"
#include "mlir/IR/PatternMatch.h"
#include "mlir/Pass/Pass.h"

usingnamespacemlir;

namespace {
struct GpuGlobalIdRewriter : public OpRewritePattern<gpu::GlobalIdOp> { … };
} // namespace

void mlir::populateGpuGlobalIdPatterns(RewritePatternSet &patterns) { … }