Files
kernels/src/riscv_gpgpu/lib/queue.c
2019-02-15 01:45:54 -05:00

73 lines
1.2 KiB
C

#include "queue.h"
void queue_initialize(void)
{
q.start_i = 0;
q.end_i = 0;
q.num_j = 0;
q.total_warps = 7;
q.active_warps = 0;
}
void queue_enqueue(Job * j)
{
q.num_j++;
// q.jobs[q.end_i] = j;
q.jobs[q.end_i].wid = j->wid;
q.jobs[q.end_i].n_threads = j->n_threads;
q.jobs[q.end_i].base_sp = j->base_sp;
q.jobs[q.end_i].func_ptr = j->func_ptr;
q.jobs[q.end_i].x = j->x;
q.jobs[q.end_i].y = j->y;
q.jobs[q.end_i].z = j->z;
if ((q.end_i + 1) < SIZE)
{
q.end_i++;
}
else
{
q.end_i = 0;
}
}
void queue_dequeue(Job * r)
{
q.num_j--;
Job * j = &(q.jobs[q.start_i]);
if ((q.start_i + 1) < SIZE)
{
q.start_i++;
}
else
{
q.start_i = 0;
}
r->wid = j->wid;
r->n_threads = j->n_threads;
r->base_sp = j->base_sp;
r->func_ptr = j->func_ptr;
r->x = j->x;
r->y = j->y;
r->z = j->z;
}
int queue_isFull(void)
{
return (q.num_j == SIZE);
}
int queue_isEmpty(void)
{
return (q.num_j == 0);
}
int queue_availableWarps()
{
return (q.active_warps < q.total_warps);
}