/*
 * Copyright (c) Huawei Technologies Co., Ltd. 2025. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include "ascend/include/DynamicCVPipeline/AllocMultiCache.h"
#include "ascend/include/DynamicCVPipeline/AllocMultiCache/AddMultiBufferInnerScope.h"
#include "ascend/include/DynamicCVPipeline/AllocMultiCache/AddMultiBufferOuterScope.h"

#include "mlir/Pass/PassManager.h"
#include "llvm/Support/Debug.h"

static constexpr const char *DEBUG_TYPE = "AllocMultiCache";
#define DBGS() (llvm::dbgs() << '[' << DEBUG_TYPE << "] ")
#define LDBG(...) \
LLVM_DEBUG({ \
  DBGS(); \
  llvm::outs() << __VA_ARGS__; \
  llvm::outs() << "\n"; \
})

using namespace mlir;
using namespace triton;

// Run the pass
void AllocMultiCachePass::runOnOperation()
{
    ModuleOp module = getOperation();
    OpPassManager pm(module.getOperationName());
    LDBG("Enter pass.");
    LDBG("before innerscope:\n" << module << "\n");
    // Step 1:Inner multibuffer
    pm.addPass(createAddMultiBufferInnerScopePass());

    // Step 2: Outer multibuffer
    pm.addPass(createAddMultiBufferOuterScopePass());

    if (failed(runPipeline(pm, module))) {
        module->emitError() << "[" << DEBUG_TYPE << "] Pass failed!";
        signalPassFailure();
    }
    
    LDBG("Process successfully");
    LDBG(llvm::StringRef("after innerscope:\n") << module << "\n");
}

namespace mlir {
namespace triton {

std::unique_ptr<OperationPass<ModuleOp>> createAllocMultiCachePass()
{
    return std::make_unique<AllocMultiCachePass>();
}

} // namespace triton
} // namespace mlir