2 // Copyright 2012 Francisco Jerez
4 // Permission is hereby granted, free of charge, to any person obtaining a
5 // copy of this software and associated documentation files (the "Software"),
6 // to deal in the Software without restriction, including without limitation
7 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 // and/or sell copies of the Software, and to permit persons to whom the
9 // Software is furnished to do so, subject to the following conditions:
11 // The above copyright notice and this permission notice shall be included in
12 // all copies or substantial portions of the Software.
14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 // OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 // OTHER DEALINGS IN THE SOFTWARE.
23 #include "util/u_math.h"
24 #include "api/util.hpp"
25 #include "core/memory.hpp"
26 #include "core/format.hpp"
28 using namespace clover
;
31 clCreateBuffer(cl_context d_ctx
, cl_mem_flags flags
, size_t size
,
32 void *host_ptr
, cl_int
*r_errcode
) try {
33 auto &ctx
= obj(d_ctx
);
35 if (bool(host_ptr
) != bool(flags
& (CL_MEM_USE_HOST_PTR
|
36 CL_MEM_COPY_HOST_PTR
)))
37 throw error(CL_INVALID_HOST_PTR
);
40 size
> fold(maximum(), cl_ulong(0),
41 map(std::mem_fn(&device::max_mem_alloc_size
), ctx
.devices())
43 throw error(CL_INVALID_BUFFER_SIZE
);
45 if (flags
& ~(CL_MEM_READ_WRITE
| CL_MEM_WRITE_ONLY
| CL_MEM_READ_ONLY
|
46 CL_MEM_USE_HOST_PTR
| CL_MEM_ALLOC_HOST_PTR
|
47 CL_MEM_COPY_HOST_PTR
))
48 throw error(CL_INVALID_VALUE
);
50 if (util_bitcount(flags
& (CL_MEM_READ_ONLY
| CL_MEM_WRITE_ONLY
|
51 CL_MEM_READ_WRITE
)) > 1)
52 throw error(CL_INVALID_VALUE
);
54 if ((flags
& CL_MEM_USE_HOST_PTR
) &&
55 (flags
& (CL_MEM_COPY_HOST_PTR
| CL_MEM_ALLOC_HOST_PTR
)))
56 throw error(CL_INVALID_VALUE
);
58 ret_error(r_errcode
, CL_SUCCESS
);
59 return new root_buffer(ctx
, flags
, size
, host_ptr
);
62 ret_error(r_errcode
, e
);
67 clCreateSubBuffer(cl_mem d_mem
, cl_mem_flags flags
,
68 cl_buffer_create_type op
,
69 const void *op_info
, cl_int
*r_errcode
) try {
70 auto &parent
= obj
<root_buffer
>(d_mem
);
72 if ((flags
& (CL_MEM_USE_HOST_PTR
|
73 CL_MEM_ALLOC_HOST_PTR
|
74 CL_MEM_COPY_HOST_PTR
)) ||
75 (~flags
& parent
.flags() & (CL_MEM_READ_ONLY
|
77 throw error(CL_INVALID_VALUE
);
79 if (op
== CL_BUFFER_CREATE_TYPE_REGION
) {
80 auto reg
= reinterpret_cast<const cl_buffer_region
*>(op_info
);
83 reg
->origin
> parent
.size() ||
84 reg
->origin
+ reg
->size
> parent
.size())
85 throw error(CL_INVALID_VALUE
);
88 throw error(CL_INVALID_BUFFER_SIZE
);
90 ret_error(r_errcode
, CL_SUCCESS
);
91 return new sub_buffer(parent
, flags
, reg
->origin
, reg
->size
);
94 throw error(CL_INVALID_VALUE
);
98 ret_error(r_errcode
, e
);
103 clCreateImage2D(cl_context d_ctx
, cl_mem_flags flags
,
104 const cl_image_format
*format
,
105 size_t width
, size_t height
, size_t row_pitch
,
106 void *host_ptr
, cl_int
*r_errcode
) try {
107 auto &ctx
= obj(d_ctx
);
109 if (flags
& ~(CL_MEM_READ_WRITE
| CL_MEM_WRITE_ONLY
| CL_MEM_READ_ONLY
|
110 CL_MEM_USE_HOST_PTR
| CL_MEM_ALLOC_HOST_PTR
|
111 CL_MEM_COPY_HOST_PTR
))
112 throw error(CL_INVALID_VALUE
);
115 throw error(CL_INVALID_IMAGE_FORMAT_DESCRIPTOR
);
117 if (width
< 1 || height
< 1)
118 throw error(CL_INVALID_IMAGE_SIZE
);
120 if (bool(host_ptr
) != bool(flags
& (CL_MEM_USE_HOST_PTR
|
121 CL_MEM_COPY_HOST_PTR
)))
122 throw error(CL_INVALID_HOST_PTR
);
124 if (!supported_formats(ctx
, CL_MEM_OBJECT_IMAGE2D
).count(*format
))
125 throw error(CL_IMAGE_FORMAT_NOT_SUPPORTED
);
127 ret_error(r_errcode
, CL_SUCCESS
);
128 return new image2d(ctx
, flags
, format
, width
, height
,
129 row_pitch
, host_ptr
);
132 ret_error(r_errcode
, e
);
137 clCreateImage3D(cl_context d_ctx
, cl_mem_flags flags
,
138 const cl_image_format
*format
,
139 size_t width
, size_t height
, size_t depth
,
140 size_t row_pitch
, size_t slice_pitch
,
141 void *host_ptr
, cl_int
*r_errcode
) try {
142 auto &ctx
= obj(d_ctx
);
144 if (flags
& ~(CL_MEM_READ_WRITE
| CL_MEM_WRITE_ONLY
| CL_MEM_READ_ONLY
|
145 CL_MEM_USE_HOST_PTR
| CL_MEM_ALLOC_HOST_PTR
|
146 CL_MEM_COPY_HOST_PTR
))
147 throw error(CL_INVALID_VALUE
);
150 throw error(CL_INVALID_IMAGE_FORMAT_DESCRIPTOR
);
152 if (width
< 1 || height
< 1 || depth
< 2)
153 throw error(CL_INVALID_IMAGE_SIZE
);
155 if (bool(host_ptr
) != bool(flags
& (CL_MEM_USE_HOST_PTR
|
156 CL_MEM_COPY_HOST_PTR
)))
157 throw error(CL_INVALID_HOST_PTR
);
159 if (!supported_formats(ctx
, CL_MEM_OBJECT_IMAGE3D
).count(*format
))
160 throw error(CL_IMAGE_FORMAT_NOT_SUPPORTED
);
162 ret_error(r_errcode
, CL_SUCCESS
);
163 return new image3d(ctx
, flags
, format
, width
, height
, depth
,
164 row_pitch
, slice_pitch
, host_ptr
);
167 ret_error(r_errcode
, e
);
172 clGetSupportedImageFormats(cl_context d_ctx
, cl_mem_flags flags
,
173 cl_mem_object_type type
, cl_uint count
,
174 cl_image_format
*r_buf
, cl_uint
*r_count
) try {
175 auto &ctx
= obj(d_ctx
);
177 if (flags
& ~(CL_MEM_READ_WRITE
| CL_MEM_WRITE_ONLY
| CL_MEM_READ_ONLY
|
178 CL_MEM_USE_HOST_PTR
| CL_MEM_ALLOC_HOST_PTR
|
179 CL_MEM_COPY_HOST_PTR
))
180 throw error(CL_INVALID_VALUE
);
182 if (r_buf
&& !r_count
)
183 throw error(CL_INVALID_VALUE
);
185 auto formats
= supported_formats(ctx
, type
);
188 std::copy_n(formats
.begin(),
189 std::min((cl_uint
)formats
.size(), count
),
193 *r_count
= formats
.size();
202 clGetMemObjectInfo(cl_mem d_mem
, cl_mem_info param
,
203 size_t size
, void *r_buf
, size_t *r_size
) try {
204 property_buffer buf
{ r_buf
, size
, r_size
};
205 auto &mem
= obj(d_mem
);
209 buf
.as_scalar
<cl_mem_object_type
>() = mem
.type();
213 buf
.as_scalar
<cl_mem_flags
>() = mem
.flags();
217 buf
.as_scalar
<size_t>() = mem
.size();
220 case CL_MEM_HOST_PTR
:
221 buf
.as_scalar
<void *>() = mem
.host_ptr();
224 case CL_MEM_MAP_COUNT
:
225 buf
.as_scalar
<cl_uint
>() = 0;
228 case CL_MEM_REFERENCE_COUNT
:
229 buf
.as_scalar
<cl_uint
>() = mem
.ref_count();
233 buf
.as_scalar
<cl_context
>() = desc(mem
.context());
236 case CL_MEM_ASSOCIATED_MEMOBJECT
: {
237 sub_buffer
*sub
= dynamic_cast<sub_buffer
*>(&mem
);
238 buf
.as_scalar
<cl_mem
>() = (sub
? desc(sub
->parent()) : NULL
);
241 case CL_MEM_OFFSET
: {
242 sub_buffer
*sub
= dynamic_cast<sub_buffer
*>(&mem
);
243 buf
.as_scalar
<size_t>() = (sub
? sub
->offset() : 0);
247 throw error(CL_INVALID_VALUE
);
257 clGetImageInfo(cl_mem d_mem
, cl_image_info param
,
258 size_t size
, void *r_buf
, size_t *r_size
) try {
259 property_buffer buf
{ r_buf
, size
, r_size
};
260 auto &img
= obj
<image
>(d_mem
);
263 case CL_IMAGE_FORMAT
:
264 buf
.as_scalar
<cl_image_format
>() = img
.format();
267 case CL_IMAGE_ELEMENT_SIZE
:
268 buf
.as_scalar
<size_t>() = 0;
271 case CL_IMAGE_ROW_PITCH
:
272 buf
.as_scalar
<size_t>() = img
.row_pitch();
275 case CL_IMAGE_SLICE_PITCH
:
276 buf
.as_scalar
<size_t>() = img
.slice_pitch();
280 buf
.as_scalar
<size_t>() = img
.width();
283 case CL_IMAGE_HEIGHT
:
284 buf
.as_scalar
<size_t>() = img
.height();
288 buf
.as_scalar
<size_t>() = img
.depth();
292 throw error(CL_INVALID_VALUE
);
302 clRetainMemObject(cl_mem d_mem
) try {
311 clReleaseMemObject(cl_mem d_mem
) try {
312 if (obj(d_mem
).release())
322 clSetMemObjectDestructorCallback(cl_mem d_mem
,
323 void (CL_CALLBACK
*pfn_notify
)(cl_mem
, void *),
324 void *user_data
) try {
325 auto &mem
= obj(d_mem
);
328 return CL_INVALID_VALUE
;
330 mem
.destroy_notify([=]{ pfn_notify(d_mem
, user_data
); });