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1 /*
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2 Copyright (c) 2014-2016 Intel Corporation. All Rights Reserved.
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3
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4 Redistribution and use in source and binary forms, with or without
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5 modification, are permitted provided that the following conditions
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6 are met:
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7
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8 * Redistributions of source code must retain the above copyright
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9 notice, this list of conditions and the following disclaimer.
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10 * Redistributions in binary form must reproduce the above copyright
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11 notice, this list of conditions and the following disclaimer in the
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12 documentation and/or other materials provided with the distribution.
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13 * Neither the name of Intel Corporation nor the names of its
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14 contributors may be used to endorse or promote products derived
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15 from this software without specific prior written permission.
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16
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17 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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18 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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19 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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20 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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21 HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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22 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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23 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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24 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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25 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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26 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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27 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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28 */
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29
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30
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31 #ifndef DV_UTIL_H_INCLUDED
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32 #define DV_UTIL_H_INCLUDED
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33
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34 #include <stdint.h>
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35 #include "offload_util.h"
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36
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37 // Dope vector declarations
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38 #define ArrDescMaxArrayRank 31
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39
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40 // Dope vector flags
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41 #define ArrDescFlagsDefined 1
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42 #define ArrDescFlagsNodealloc 2
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43 #define ArrDescFlagsContiguous 4
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44
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45 typedef int64_t dv_size;
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46
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47 typedef struct DimDesc {
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48 dv_size Extent; // Number of elements in this dimension
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49 dv_size Mult; // Multiplier for this dimension.
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50 // The number of bytes between successive
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51 // elements in this dimension.
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52 dv_size LowerBound; // LowerBound of this dimension
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53 } DimDesc ;
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54
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55 typedef struct ArrDesc {
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56 dv_size Base; // Base address
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57 dv_size Len; // Length of data type, used only for
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58 // character strings.
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59 dv_size Offset;
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60 dv_size Flags; // Flags
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61 dv_size Rank; // Rank of pointer
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62 dv_size Reserved; // reserved for openmp requests
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63 DimDesc Dim[ArrDescMaxArrayRank];
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64 } ArrDesc ;
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65
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66 typedef ArrDesc* pArrDesc;
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67
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68 DLL_LOCAL bool __dv_is_contiguous(const ArrDesc *dvp);
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69
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70 DLL_LOCAL bool __dv_is_allocated(const ArrDesc *dvp);
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71
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72 DLL_LOCAL uint64_t __dv_data_length(const ArrDesc *dvp);
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73
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74 DLL_LOCAL uint64_t __dv_data_length(const ArrDesc *dvp, int64_t nelems);
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75
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76 DLL_LOCAL CeanReadRanges * init_read_ranges_dv(const ArrDesc *dvp);
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77
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78 #if OFFLOAD_DEBUG > 0
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79 DLL_LOCAL void __dv_desc_dump(const char *name, const ArrDesc *dvp);
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80 #else // OFFLOAD_DEBUG
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81 #define __dv_desc_dump(name, dvp)
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82 #endif // OFFLOAD_DEBUG
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83
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84 #endif // DV_UTIL_H_INCLUDED
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