//===- OpenACCSupport.cpp - OpenACCSupport Implementation -----------------===//
//
// 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 the OpenACCSupport analysis interface.
//
//===----------------------------------------------------------------------===//

#include "mlir/Dialect/OpenACC/Analysis/OpenACCSupport.h"
#include "mlir/Dialect/OpenACC/OpenACCUtils.h"
#include "mlir/Dialect/OpenACC/OpenACCUtilsGPU.h"

namespace mlir {
namespace acc {

std::string OpenACCSupport::getVariableName(Value v) {
  if (impl)
    return impl->getVariableName(v);
  return acc::getVariableName(v);
}

std::string OpenACCSupport::getRecipeName(RecipeKind kind, Type type,
                                          Value var) {
  if (impl)
    return impl->getRecipeName(kind, type, var);
  // The default implementation assumes that only type matters
  // and the actual instance of variable is not relevant.
  auto recipeName = acc::getRecipeName(kind, type);
  if (recipeName.empty())
    emitNYI(var ? var.getLoc() : UnknownLoc::get(type.getContext()),
            "variable privatization (incomplete recipe name handling)");
  return recipeName;
}

InFlightDiagnostic OpenACCSupport::emitNYI(Location loc, const Twine &message) {
  if (impl)
    return impl->emitNYI(loc, message);
  return mlir::emitError(loc, "not yet implemented: " + message);
}

remark::detail::InFlightRemark
OpenACCSupport::emitRemark(Operation *op,
                           std::function<std::string()> messageFn,
                           llvm::StringRef category) {
  if (impl)
    return impl->emitRemark(op, std::move(messageFn), category);
  return acc::emitRemark(op, messageFn(), category);
}

bool OpenACCSupport::isValidSymbolUse(Operation *user, SymbolRefAttr symbol,
                                      Operation **definingOpPtr) {
  if (impl)
    return impl->isValidSymbolUse(user, symbol, definingOpPtr);
  return acc::isValidSymbolUse(user, symbol, definingOpPtr);
}

bool OpenACCSupport::isValidValueUse(Value v, Region &region) {
  if (impl)
    return impl->isValidValueUse(v, region);
  return acc::isValidValueUse(v, region);
}

std::optional<gpu::GPUModuleOp>
OpenACCSupport::getOrCreateGPUModule(ModuleOp mod, bool create,
                                     llvm::StringRef name) {
  if (impl)
    return impl->getOrCreateGPUModule(mod, create, name);
  return acc::getOrCreateGPUModule(mod, create, name);
}

} // namespace acc
} // namespace mlir