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/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can
* be found in the LICENSE file.
*
*/
//
//
//
#include <stdlib.h>
//
//
//
#include "runtime_cl_12.h"
#include "config_cl.h"
//
//
//
#define SKC_RUNTIME_HOST_CACHELINE_SIZE 64
#define SKC_ALIGNED_MALLOC(size,alignment) _aligned_malloc(size,alignment)
#define SKC_ALIGNED_FREE(p) _aligned_free(p)
//
// PERM
//
void *
skc_runtime_host_perm_alloc(struct skc_runtime * const runtime,
skc_mem_flags_e const flags,
size_t const size)
{
return SKC_ALIGNED_MALLOC(SKC_ROUND_UP(size,SKC_RUNTIME_HOST_CACHELINE_SIZE),
SKC_RUNTIME_HOST_CACHELINE_SIZE);
}
void
skc_runtime_host_perm_free(struct skc_runtime * const runtime,
void * const mem)
{
SKC_ALIGNED_FREE(mem);
}
//
// TEMP
//
void *
skc_runtime_host_temp_alloc(struct skc_runtime * const runtime,
skc_mem_flags_e const flags,
size_t const size,
skc_subbuf_id_t * const subbuf_id,
size_t * const subbuf_size)
{
if (size == 0)
{
*subbuf_id = (skc_subbuf_id_t)-1;
if (subbuf_size != NULL)
*subbuf_size = 0;
return NULL;
}
return runtime->allocator.host.temp.extent +
skc_suballocator_subbuf_alloc(&runtime->allocator.host.temp.suballocator,
runtime->scheduler,
size,subbuf_id,subbuf_size);
}
void
skc_runtime_host_temp_free(struct skc_runtime * const runtime,
void * const mem,
skc_subbuf_id_t const subbuf_id)
{
if (mem == NULL)
return;
skc_suballocator_subbuf_free(&runtime->allocator.host.temp.suballocator,subbuf_id);
}
//
//
//
void
skc_allocator_host_create(struct skc_runtime * const runtime)
{
skc_suballocator_create(runtime,
&runtime->allocator.host.temp.suballocator,
"HOST ",
runtime->config->suballocator.host.subbufs,
SKC_RUNTIME_HOST_CACHELINE_SIZE,
runtime->config->suballocator.host.size);
runtime->allocator.host.temp.extent =
skc_runtime_host_perm_alloc(runtime,
SKC_MEM_FLAGS_READ_WRITE,
runtime->config->suballocator.host.size);
}
void
skc_allocator_host_dispose(struct skc_runtime * const runtime)
{
skc_suballocator_dispose(runtime,&runtime->allocator.host.temp.suballocator);
skc_runtime_host_perm_free(runtime,runtime->allocator.host.temp.extent);
}
//
//
//
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