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/* common_utils.h - common utilities for CPU device drivers
Copyright (c) 2011-2012 Universidad Rey Juan Carlos and
2012-2018 Pekka Jääskeläinen / Tampere Univ. of Technology and
2021 Tobias Baumann / Zuse Institute Berlin
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to
deal in the Software without restriction, including without limitation the
rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
sell copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
IN THE SOFTWARE.
*/
#ifndef POCL_PTHREAD_UTILS_H
#define POCL_PTHREAD_UTILS_H
#include "pocl_cl.h"
#include "pocl_util.h"
#include "pocl_context.h"
#include "pocl_workgroup_func.h"
/* Generic struct for CPU device drivers.
* Not all fields of this struct are used by all drivers. */
typedef struct kernel_run_command kernel_run_command;
struct kernel_run_command
{
void *data;
cl_kernel kernel;
cl_device_id device;
_cl_command_node *cmd;
pocl_workgroup_func workgroup;
struct pocl_argument *kernel_args;
kernel_run_command *prev;
kernel_run_command *next;
unsigned long ref_count;
/* actual kernel arguments. these are setup once at the kernel setup
* phase, then each thread sets up the local arguments for itself. */
void **arguments;
/* this is required b/c there's an additional level of indirection */
void **arguments2;
POCL_FAST_LOCK_T lock __attribute__ ((aligned (HOST_CPU_CACHELINE_SIZE)));
size_t remaining_wgs;
size_t wgs_dealt;
struct pocl_context pc __attribute__ ((aligned (HOST_CPU_CACHELINE_SIZE)));
} __attribute__ ((aligned (HOST_CPU_CACHELINE_SIZE)));
#ifdef __cplusplus
extern "C"
{
#endif
#ifdef USE_POCL_MEMMANAGER
void pocl_init_kernel_run_command_manager ();
void pocl_init_thread_argument_manager ();
kernel_run_command* new_kernel_run_command ();
void free_kernel_run_command (kernel_run_command *k);
#else
#define pocl_init_kernel_run_command_manager() NULL
#define pocl_init_thread_argument_manager() NULL
#define new_kernel_run_command() \
(kernel_run_command *)pocl_aligned_malloc (HOST_CPU_CACHELINE_SIZE, \
sizeof (kernel_run_command))
#define free_kernel_run_command(k) free (k)
#endif
POCL_EXPORT
cl_int pocl_cpu_init_common (cl_device_id device);
POCL_EXPORT
void pocl_setup_kernel_arg_array (kernel_run_command *k);
POCL_EXPORT
void pocl_setup_kernel_arg_array_with_locals (void **arguments, void **arguments2,
kernel_run_command *k,
char *local_mem,
size_t local_mem_size);
POCL_EXPORT
void pocl_free_kernel_arg_array (kernel_run_command *k);
POCL_EXPORT
void pocl_free_kernel_arg_array_with_locals (void **arguments, void **arguments2,
kernel_run_command *k);
#ifdef __cplusplus
}
#endif
#endif /* COMMON_UTILS_H */
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