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2026-07-13 12:47:05 +08:00

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C++

/*
* ******************************************************************************
* *
* *
* * This program and the accompanying materials are made available under the
* * terms of the Apache License, Version 2.0 which is available at
* * https://www.apache.org/licenses/LICENSE-2.0.
* *
* * See the NOTICE file distributed with this work for additional
* * information regarding copyright ownership.
* * Unless required by applicable law or agreed to in writing, software
* * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* * License for the specific language governing permissions and limitations
* * under the License.
* *
* * SPDX-License-Identifier: Apache-2.0
* *****************************************************************************
*/
#include <helpers/cpu/CpuShapeBufferCreator.h>
#include <array/PrimaryPointerDeallocator.h>
#if defined(SD_GCC_FUNCTRACE)
#include <array/ShapeCacheLifecycleTracker.h>
#endif
namespace sd {
ConstantShapeBuffer* CpuShapeBufferCreator::create(const LongType* shapeInfo, int rank) {
if (shapeInfo == nullptr) {
THROW_EXCEPTION("CpuShapeBufferCreator::create: shapeInfo cannot be nullptr");
}
if (rank < 0 || rank > SD_MAX_RANK) {
std::string msg = "CpuShapeBufferCreator::create: invalid rank: " + std::to_string(rank);
THROW_EXCEPTION(msg.c_str());
}
const int shapeInfoLength = shape::shapeInfoLength(rank);
LongType* shapeCopy = new LongType[shapeInfoLength];
if (shapeCopy == nullptr) {
THROW_EXCEPTION("CpuShapeBufferCreator::create: failed to allocate memory for shapeCopy");
}
std::memcpy(shapeCopy, shapeInfo, shapeInfoLength * sizeof(LongType));
// Previously used PointerDeallocator (no-op) which leaked memory
auto deallocator = std::shared_ptr<PrimaryPointerDeallocator>(
new PrimaryPointerDeallocator(),
[] (PrimaryPointerDeallocator* ptr) { delete ptr; }
);
auto hPtr = new PointerWrapper(shapeCopy, deallocator);
if (hPtr == nullptr) {
delete[] shapeCopy;
THROW_EXCEPTION("CpuShapeBufferCreator::create: failed to create PointerWrapper");
}
auto buffer = new ConstantShapeBuffer(hPtr);
if (buffer == nullptr) {
delete hPtr;
THROW_EXCEPTION("CpuShapeBufferCreator::create: failed to create ConstantShapeBuffer");
}
#if defined(SD_GCC_FUNCTRACE)
// Track shape cache allocation
sd::array::ShapeCacheLifecycleTracker::getInstance().recordAllocation(shapeCopy);
#endif
// Session #977: Validate buffer before returning.
// primary() will now throw an exception if the buffer is invalid,
// so we just call it to trigger validation.
#ifdef __cpp_exceptions
try {
(void)buffer->primary(); // Trigger validation - will throw if invalid
} catch (...) {
delete buffer;
throw; // Re-throw the exception
}
#else
// Exceptions disabled - direct validation call without try/catch
(void)buffer->primary(); // Trigger validation
#endif
return buffer;
}
CpuShapeBufferCreator& CpuShapeBufferCreator::getInstance() {
static CpuShapeBufferCreator instance;
return instance;
}
} // namespace sd