cutlass.h
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#pragma once
namespace cutlass {
enum class Status {
kSuccess,
kErrorMisalignedOperand,
kErrorInvalidLayout,
kErrorInvalidProblem,
kErrorNotSupported,
kErrorWorkspaceNull,
kErrorInternal,
kInvalid
};
static inline char const* cutlassGetStatusString(cutlass::Status status) {
switch (status) {
case cutlass::Status::kSuccess:
return "Success";
case cutlass::Status::kErrorMisalignedOperand:
return "Error Misaligned Operand";
case cutlass::Status::kErrorInvalidLayout:
return "Error Invalid Layout";
case cutlass::Status::kErrorInvalidProblem:
return "Error Invalid Problem";
case cutlass::Status::kErrorNotSupported:
return "Error Not Supported";
case cutlass::Status::kErrorWorkspaceNull:
return "Error Workspace Null";
case cutlass::Status::kErrorInternal:
return "Error Internal";
case cutlass::Status::kInvalid: break;
}
return "Invalid status";
}
// CUDA 10.1 introduces the mma instruction
#if !defined(CUTLASS_ENABLE_TENSOR_CORE_MMA)
#define CUTLASS_ENABLE_TENSOR_CORE_MMA 0
#endif
#if defined(__NVCC__) || (defined(__clang__) && defined(__CUDA__))
#define CUTLASS_HOST_DEVICE __forceinline__ __device__ __host__
#define CUTLASS_DEVICE __forceinline__ __device__
#elif defined(__CUDACC_RTC__)
#define CUTLASS_HOST_DEVICE __forceinline__ __device__
#define CUTLASS_DEVICE __forceinline__ __device__
#else
#define CUTLASS_HOST_DEVICE inline
#endif
#define CUTLASS_ASSERT(x) assert(x)
// CUTLASS_PRAGMA_(UNROLL|NO_UNROLL) optimization directives for the CUDA compiler.
#if defined(__CUDA_ARCH__)
#if defined(__CUDACC_RTC__) || (defined(__clang__) && defined(__CUDA__))
#define CUTLASS_PRAGMA_UNROLL _Pragma("unroll")
#define CUTLASS_PRAGMA_NO_UNROLL _Pragma("unroll 1")
#else
#define CUTLASS_PRAGMA_UNROLL #pragma unroll
#define CUTLASS_PRAGMA_NO_UNROLL #pragma unroll 1
#endif
#define CUTLASS_GEMM_LOOP CUTLASS_PRAGMA_NO_UNROLL
#else
#define CUTLASS_PRAGMA_UNROLL
#define CUTLASS_PRAGMA_NO_UNROLL
#define CUTLASS_GEMM_LOOP
#endif
static const int NUM_THREADS_PER_WARP = 32;
static const int NUM_THREADS_PER_HALF_WARP = NUM_THREADS_PER_WARP / 2;
static const int NUM_THREADS_PER_QUAD = 4;
static const int NUM_THREADS_PER_QUAD_PAIR = NUM_THREADS_PER_QUAD * 2;
#if defined(__NVCC__) || (defined(__clang__) && defined(__CUDA__))
CUTLASS_DEVICE
int LaneId() {
int ret;
asm ("mov.u32 %0, %%laneid;" : "=r"(ret));
return ret;
}
#endif
} // namespace cutlass
cutlass
Definition: aligned_buffer.h:35
cutlass::Status::kErrorInvalidProblem
Specified problem size is not supported by operator.
cutlass::Status::kInvalid
Status is unspecified.
cutlass::Status::kErrorNotSupported
Operation is not supported on current device.
cutlass::Status::kErrorMisalignedOperand
operands fail alignment requirements.
cutlass::Status::kErrorInternal
An error within CUTLASS occurred.
cutlass::Status::kErrorWorkspaceNull
The given workspace is null when it is required to be non-null.
cutlass::Status::kSuccess
Operation was successful.
cutlass::Status::kErrorInvalidLayout
Layout fails alignment requirement.
cutlass::Status
Status
Status code returned by CUTLASS operations.
Definition: cutlass.h:39