mirror of
https://github.com/autc04/Retro68.git
synced 2024-11-20 10:42:21 +00:00
72 lines
2.4 KiB
C
72 lines
2.4 KiB
C
/* queue.c -- Builtins for HSAIL queue related instructions.
|
|
|
|
Copyright (C) 2015-2017 Free Software Foundation, Inc.
|
|
Contributed by Pekka Jaaskelainen <pekka.jaaskelainen@parmance.com>
|
|
for General Processor Tech.
|
|
|
|
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.
|
|
*/
|
|
|
|
#include "phsa-queue-interface.h"
|
|
|
|
uint64_t
|
|
__hsail_ldqueuereadindex (uint64_t queue_addr)
|
|
{
|
|
phsa_queue_t *queue = (phsa_queue_t *) (uintptr_t) queue_addr;
|
|
return queue->read_index;
|
|
}
|
|
|
|
uint64_t
|
|
__hsail_ldqueuewriteindex (uint64_t queue_addr)
|
|
{
|
|
phsa_queue_t *queue = (phsa_queue_t *) (uintptr_t) queue_addr;
|
|
return queue->write_index;
|
|
}
|
|
|
|
uint64_t
|
|
__hsail_addqueuewriteindex (uint64_t queue_addr, uint64_t value)
|
|
{
|
|
phsa_queue_t *queue = (phsa_queue_t *) (uintptr_t) queue_addr;
|
|
return __sync_fetch_and_add (&queue->write_index, value);
|
|
}
|
|
|
|
uint64_t
|
|
__hsail_casqueuewriteindex (uint64_t queue_addr, uint64_t cmp_value,
|
|
uint64_t new_value)
|
|
{
|
|
phsa_queue_t *queue = (phsa_queue_t *) (uintptr_t) queue_addr;
|
|
return __sync_val_compare_and_swap (&queue->write_index, cmp_value,
|
|
new_value);
|
|
}
|
|
|
|
void
|
|
__hsail_stqueuereadindex (uint64_t queue_addr, uint64_t value)
|
|
{
|
|
phsa_queue_t *queue = (phsa_queue_t *) (uintptr_t) queue_addr;
|
|
queue->read_index = value;
|
|
}
|
|
|
|
void
|
|
__hsail_stqueuewriteindex (uint64_t queue_addr, uint64_t value)
|
|
{
|
|
phsa_queue_t *queue = (phsa_queue_t *) (uintptr_t) queue_addr;
|
|
queue->write_index = value;
|
|
}
|