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/* ************************************************************************
* Copyright 2013 Advanced Micro Devices, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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.
* ************************************************************************/
/*
* Memory usage pattern related definitions
*/
#ifndef MEMPAT_H_
#define MEMPAT_H_
#include <solver.h>
enum {
MAX_MEMORY_PATTERNS = 16
};
/**
* @internal
* @brief Memory level identifiers
*
* @ingroup SOLVERIF
*/
typedef enum CLMemLevel {
CLMEM_LEVEL_LDS = 0x01, /**< Local data storage */
CLMEM_LEVEL_L1 = 0x02, /**< L1 cache */
CLMEM_LEVEL_L2 = 0x04 /**< L2 cache */
} CLMemLevel;
/**
* @internal
* @brief Memory type identifiers
*
* @ingroup SOLVERIF
*/
typedef enum CLMemType {
CLMEM_GLOBAL_MEMORY,
CLMEM_LOCAL_MEMORY,
CLMEM_IMAGE,
// FIXME: it's for backward compatibility, remove after blkmul deprecation
CLMEM_BUFFER = CLMEM_LOCAL_MEMORY
} CLMemType;
// memory levels set
typedef unsigned int meml_set_t;
/*
* FIXME: deprecate cuLevel and thLevel
*/
/**
* @internal
* @brief Solver memory pattern description structure
*
* The structure decribes memory using features and used
* by frontend at choosing of solving strategy and decomposition
* block sizes
*
* @ingroup SOLVERIF
*/
typedef struct MemoryPattern {
const char *name; /**< Pattern's name */
unsigned int nrLevels; /**< Decomposition levels number */
/** Level a problem is decomposed among compute units at */
int cuLevel;
/** Level a problem is decomposed among threads within single compute unit */
int thLevel;
SolverOps *sops; /**< Solver operations */
/** extra information specific for the application field */
void *extra;
} MemoryPattern;
#endif /* MEMPAT_H_ */
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