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/*******************************************************
* Copyright (c) 2014, ArrayFire
* All rights reserved.
*
* This file is distributed under 3-clause BSD license.
* The complete license agreement can be obtained at:
* http://arrayfire.com/licenses/BSD-3-Clause
********************************************************/
#include <Array.hpp>
#include <backend.hpp>
#include <common/err_common.hpp>
#include <handle.hpp>
#include <memory.hpp>
#include <platform.hpp>
#include <af/backend.h>
#include <af/device.h>
#include <af/dim4.hpp>
#include <af/version.h>
#include <cstring>
using namespace detail;
af_err af_device_array(af_array *arr, void *data, const unsigned ndims,
const dim_t *const dims, const af_dtype type) {
try {
AF_CHECK(af_init());
af_array res;
DIM_ASSERT(1, ndims >= 1);
dim4 d(1, 1, 1, 1);
for (unsigned i = 0; i < ndims; i++) {
d[i] = dims[i];
DIM_ASSERT(3, dims[i] >= 1);
}
switch (type) {
case f32:
res = getHandle(createDeviceDataArray<float>(d, data));
break;
case f64:
res = getHandle(createDeviceDataArray<double>(d, data));
break;
case c32:
res = getHandle(createDeviceDataArray<cfloat>(d, data));
break;
case c64:
res = getHandle(createDeviceDataArray<cdouble>(d, data));
break;
case s32:
res = getHandle(createDeviceDataArray<int>(d, data));
break;
case u32:
res = getHandle(createDeviceDataArray<uint>(d, data));
break;
case s64:
res = getHandle(createDeviceDataArray<intl>(d, data));
break;
case u64:
res = getHandle(createDeviceDataArray<uintl>(d, data));
break;
case s16:
res = getHandle(createDeviceDataArray<short>(d, data));
break;
case u16:
res = getHandle(createDeviceDataArray<ushort>(d, data));
break;
case u8:
res = getHandle(createDeviceDataArray<uchar>(d, data));
break;
case b8:
res = getHandle(createDeviceDataArray<char>(d, data));
break;
default: TYPE_ERROR(4, type);
}
std::swap(*arr, res);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_get_device_ptr(void **data, const af_array arr) {
try {
af_dtype type = getInfo(arr).getType();
switch (type) {
// FIXME: Perform copy if memory not continuous
case f32: *data = getDevicePtr(getArray<float>(arr)); break;
case f64: *data = getDevicePtr(getArray<double>(arr)); break;
case c32: *data = getDevicePtr(getArray<cfloat>(arr)); break;
case c64: *data = getDevicePtr(getArray<cdouble>(arr)); break;
case s32: *data = getDevicePtr(getArray<int>(arr)); break;
case u32: *data = getDevicePtr(getArray<uint>(arr)); break;
case s64: *data = getDevicePtr(getArray<intl>(arr)); break;
case u64: *data = getDevicePtr(getArray<uintl>(arr)); break;
case s16: *data = getDevicePtr(getArray<short>(arr)); break;
case u16: *data = getDevicePtr(getArray<ushort>(arr)); break;
case u8: *data = getDevicePtr(getArray<uchar>(arr)); break;
case b8: *data = getDevicePtr(getArray<char>(arr)); break;
default: TYPE_ERROR(4, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
template<typename T>
inline void lockArray(const af_array arr) {
// Ideally we need to use .get(false), i.e. get ptr without offset
// This is however not supported in opencl
// Use getData().get() as alternative
memLock((void *)getArray<T>(arr).getData().get());
}
af_err af_lock_device_ptr(const af_array arr) { return af_lock_array(arr); }
af_err af_lock_array(const af_array arr) {
try {
af_dtype type = getInfo(arr).getType();
switch (type) {
case f32: lockArray<float>(arr); break;
case f64: lockArray<double>(arr); break;
case c32: lockArray<cfloat>(arr); break;
case c64: lockArray<cdouble>(arr); break;
case s32: lockArray<int>(arr); break;
case u32: lockArray<uint>(arr); break;
case s64: lockArray<intl>(arr); break;
case u64: lockArray<uintl>(arr); break;
case s16: lockArray<short>(arr); break;
case u16: lockArray<ushort>(arr); break;
case u8: lockArray<uchar>(arr); break;
case b8: lockArray<char>(arr); break;
default: TYPE_ERROR(4, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
template<typename T>
inline bool checkUserLock(const af_array arr) {
// Ideally we need to use .get(false), i.e. get ptr without offset
// This is however not supported in opencl
// Use getData().get() as alternative
return isLocked((void *)getArray<T>(arr).getData().get());
}
af_err af_is_locked_array(bool *res, const af_array arr) {
try {
af_dtype type = getInfo(arr).getType();
switch (type) {
case f32: *res = checkUserLock<float>(arr); break;
case f64: *res = checkUserLock<double>(arr); break;
case c32: *res = checkUserLock<cfloat>(arr); break;
case c64: *res = checkUserLock<cdouble>(arr); break;
case s32: *res = checkUserLock<int>(arr); break;
case u32: *res = checkUserLock<uint>(arr); break;
case s64: *res = checkUserLock<intl>(arr); break;
case u64: *res = checkUserLock<uintl>(arr); break;
case s16: *res = checkUserLock<short>(arr); break;
case u16: *res = checkUserLock<ushort>(arr); break;
case u8: *res = checkUserLock<uchar>(arr); break;
case b8: *res = checkUserLock<char>(arr); break;
default: TYPE_ERROR(4, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
template<typename T>
inline void unlockArray(const af_array arr) {
// Ideally we need to use .get(false), i.e. get ptr without offset
// This is however not supported in opencl
// Use getData().get() as alternative
memUnlock((void *)getArray<T>(arr).getData().get());
}
af_err af_unlock_device_ptr(const af_array arr) { return af_unlock_array(arr); }
af_err af_unlock_array(const af_array arr) {
try {
af_dtype type = getInfo(arr).getType();
switch (type) {
case f32: unlockArray<float>(arr); break;
case f64: unlockArray<double>(arr); break;
case c32: unlockArray<cfloat>(arr); break;
case c64: unlockArray<cdouble>(arr); break;
case s32: unlockArray<int>(arr); break;
case u32: unlockArray<uint>(arr); break;
case s64: unlockArray<intl>(arr); break;
case u64: unlockArray<uintl>(arr); break;
case s16: unlockArray<short>(arr); break;
case u16: unlockArray<ushort>(arr); break;
case u8: unlockArray<uchar>(arr); break;
case b8: unlockArray<char>(arr); break;
default: TYPE_ERROR(4, type);
}
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_alloc_device(void **ptr, const dim_t bytes) {
try {
AF_CHECK(af_init());
*ptr = memAllocUser(bytes);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_alloc_pinned(void **ptr, const dim_t bytes) {
try {
AF_CHECK(af_init());
*ptr = (void *)pinnedAlloc<char>(bytes);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_free_device(void *ptr) {
try {
memFreeUser(ptr);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_free_pinned(void *ptr) {
try {
pinnedFree<char>((char *)ptr);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_alloc_host(void **ptr, const dim_t bytes) {
if ((*ptr = malloc(bytes))) { return AF_SUCCESS; }
return AF_ERR_NO_MEM;
}
af_err af_free_host(void *ptr) {
free(ptr);
return AF_SUCCESS;
}
af_err af_print_mem_info(const char *msg, const int device_id) {
try {
int device = device_id;
if (device == -1) { device = getActiveDeviceId(); }
if (msg != NULL)
ARG_ASSERT(0, strlen(msg) < 256); // 256 character limit on msg
ARG_ASSERT(1, device >= 0 && device < getDeviceCount());
printMemInfo(msg ? msg : "", device);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_device_gc() {
try {
garbageCollect();
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_device_mem_info(size_t *alloc_bytes, size_t *alloc_buffers,
size_t *lock_bytes, size_t *lock_buffers) {
try {
deviceMemoryInfo(alloc_bytes, alloc_buffers, lock_bytes, lock_buffers);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_set_mem_step_size(const size_t step_bytes) {
try {
detail::setMemStepSize(step_bytes);
}
CATCHALL;
return AF_SUCCESS;
}
af_err af_get_mem_step_size(size_t *step_bytes) {
try {
*step_bytes = detail::getMemStepSize();
}
CATCHALL;
return AF_SUCCESS;
}