IsFolded

Applicability

Product	Supported
Atlas 350 Accelerator Card	√
Atlas A3 training product/Atlas A3 inference product	√
Atlas A2 training product/Atlas A2 inference product	√
Atlas 200I/500 A2 inference product	√
Atlas inference product	√
Atlas training product	√

Header File/Library File

Header file: #include <graph/arg_desc_info.h>
Library file: libgraph.so

Function Usage

Checks whether the current Args address needs to be folded into a level-2 pointer.

Prototype

bool IsFolded() const

Parameters

None

Returns

Information about whether the current Args address needs to be folded into a level-2 pointer.

true: needed; false: not needed

Restrictions

None

Example

graphStatus Mc2GenTaskCallback(const gert::ExeResGenerationContext *context,
    std::vector<std::vector<uint8_t>> &tasks) {
...
  // Set an AI CPU task.
  auto aicpu_task = KernelLaunchInfo::CreateAicpuKfcTask(context,
      "libccl_kernel.so", "RunAicpuKfcSrvLaunch");
  std::vector<ArgDescInfo> aicpu_args_format;
  aicpu_args_format.emplace_back(ArgDescInfo(ArgDescType::kIrOutputDesc, 0, true));
  // Check whether the address needs to be folded into a level-2 pointer. true is returned here.
  auto is_folded = aicpu_args_format.back().IsFolded();
...
}

Parent topic: ArgDescInfo