1 //
2 // Copyright 2012 Francisco Jerez
3 //
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:
10 //
11 // The above copyright notice and this permission notice shall be included in
12 // all copies or substantial portions of the Software.
13 //
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.
21 //
22
23 #include "api/util.hpp"
24 #include "core/queue.hpp"
25
26 using namespace clover;
27
28 CLOVER_API cl_command_queue
clCreateCommandQueue(cl_context d_ctx,cl_device_id d_dev,cl_command_queue_properties props,cl_int * r_errcode)29 clCreateCommandQueue(cl_context d_ctx, cl_device_id d_dev,
30 cl_command_queue_properties props,
31 cl_int *r_errcode) try {
32 auto &ctx = obj(d_ctx);
33 auto &dev = obj(d_dev);
34
35 if (!count(dev, ctx.devices()))
36 throw error(CL_INVALID_DEVICE);
37
38 if (props & ~(CL_QUEUE_OUT_OF_ORDER_EXEC_MODE_ENABLE |
39 CL_QUEUE_PROFILING_ENABLE))
40 throw error(CL_INVALID_VALUE);
41
42 ret_error(r_errcode, CL_SUCCESS);
43 return new command_queue(ctx, dev, props);
44
45 } catch (error &e) {
46 ret_error(r_errcode, e);
47 return NULL;
48 }
49
50 CLOVER_API cl_int
clRetainCommandQueue(cl_command_queue d_q)51 clRetainCommandQueue(cl_command_queue d_q) try {
52 obj(d_q).retain();
53 return CL_SUCCESS;
54
55 } catch (error &e) {
56 return e.get();
57 }
58
59 CLOVER_API cl_int
clReleaseCommandQueue(cl_command_queue d_q)60 clReleaseCommandQueue(cl_command_queue d_q) try {
61 auto &q = obj(d_q);
62
63 q.flush();
64
65 if (q.release())
66 delete pobj(d_q);
67
68 return CL_SUCCESS;
69
70 } catch (error &e) {
71 return e.get();
72 }
73
74 CLOVER_API cl_int
clGetCommandQueueInfo(cl_command_queue d_q,cl_command_queue_info param,size_t size,void * r_buf,size_t * r_size)75 clGetCommandQueueInfo(cl_command_queue d_q, cl_command_queue_info param,
76 size_t size, void *r_buf, size_t *r_size) try {
77 property_buffer buf { r_buf, size, r_size };
78 auto &q = obj(d_q);
79
80 switch (param) {
81 case CL_QUEUE_CONTEXT:
82 buf.as_scalar<cl_context>() = desc(q.context());
83 break;
84
85 case CL_QUEUE_DEVICE:
86 buf.as_scalar<cl_device_id>() = desc(q.device());
87 break;
88
89 case CL_QUEUE_REFERENCE_COUNT:
90 buf.as_scalar<cl_uint>() = q.ref_count();
91 break;
92
93 case CL_QUEUE_PROPERTIES:
94 buf.as_scalar<cl_command_queue_properties>() = q.properties();
95 break;
96
97 default:
98 throw error(CL_INVALID_VALUE);
99 }
100
101 return CL_SUCCESS;
102
103 } catch (error &e) {
104 return e.get();
105 }
106
107 CLOVER_API cl_int
clFlush(cl_command_queue d_q)108 clFlush(cl_command_queue d_q) try {
109 obj(d_q).flush();
110 return CL_SUCCESS;
111
112 } catch (error &e) {
113 return e.get();
114 }
115