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| 1 | +/* dbk_utils.c - utils used by DBKs |
| 2 | +
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| 3 | + Copyright (c) 2024 Robin Bijl / Tampere University |
| 4 | +
|
| 5 | + Permission is hereby granted, free of charge, to any person obtaining a copy |
| 6 | + of this software and associated documentation files (the "Software"), to |
| 7 | + deal in the Software without restriction, including without limitation the |
| 8 | + rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 9 | + sell copies of the Software, and to permit persons to whom the Software is |
| 10 | + furnished to do so, subject to the following conditions: |
| 11 | +
|
| 12 | + The above copyright notice and this permission notice shall be included in |
| 13 | + all copies or substantial portions of the Software. |
| 14 | +
|
| 15 | + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 18 | + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | + FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| 21 | + IN THE SOFTWARE. |
| 22 | +*/ |
| 23 | + |
| 24 | +#include "dbk_utils.h" |
| 25 | + |
| 26 | +/** |
| 27 | + * Get the device memory pointer of the supplied pocl argument. |
| 28 | + * |
| 29 | + * \param global_mem_id [in] This is needed to get the device specific pointer. |
| 30 | + * \return NULL if arg->value is NULL and otherwise the requested pointer. |
| 31 | + */ |
| 32 | +void * |
| 33 | +pocl_cpu_get_ptr (struct pocl_argument *arg, unsigned global_mem_id) |
| 34 | +{ |
| 35 | + if (arg->value == NULL) |
| 36 | + return NULL; |
| 37 | + |
| 38 | + if (arg->is_raw_ptr) |
| 39 | + return *(void **)arg->value; |
| 40 | + |
| 41 | + cl_mem mem = *(cl_mem *)(arg->value); |
| 42 | + char *ptr = (char *)(mem->device_ptrs[global_mem_id].mem_ptr); |
| 43 | + ptr += arg->offset; |
| 44 | + return (void *)ptr; |
| 45 | +} |
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