queue.cpp revision c6db1b3396384186aab5b685fe1fd540e17b3a62
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 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19// OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20// SOFTWARE.
21//
22
23#include "api/util.hpp"
24#include "core/queue.hpp"
25
26using namespace clover;
27
28PUBLIC cl_command_queue
29clCreateCommandQueue(cl_context ctx, cl_device_id dev,
30                     cl_command_queue_properties props,
31                     cl_int *errcode_ret) try {
32   if (!ctx)
33      throw error(CL_INVALID_CONTEXT);
34
35   if (!ctx->has_device(dev))
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(errcode_ret, CL_SUCCESS);
43   return new command_queue(*ctx, *dev, props);
44
45} catch (error &e) {
46   ret_error(errcode_ret, e);
47   return NULL;
48}
49
50PUBLIC cl_int
51clRetainCommandQueue(cl_command_queue q) {
52   if (!q)
53      return CL_INVALID_COMMAND_QUEUE;
54
55   q->retain();
56   return CL_SUCCESS;
57}
58
59PUBLIC cl_int
60clReleaseCommandQueue(cl_command_queue q) {
61   if (!q)
62      return CL_INVALID_COMMAND_QUEUE;
63
64   if (q->release())
65      delete q;
66
67   return CL_SUCCESS;
68}
69
70PUBLIC cl_int
71clGetCommandQueueInfo(cl_command_queue q, cl_command_queue_info param,
72                      size_t size, void *buf, size_t *size_ret) {
73   if (!q)
74      return CL_INVALID_COMMAND_QUEUE;
75
76   switch (param) {
77   case CL_QUEUE_CONTEXT:
78      return scalar_property<cl_context>(buf, size, size_ret, &q->ctx);
79
80   case CL_QUEUE_DEVICE:
81      return scalar_property<cl_device_id>(buf, size, size_ret, &q->dev);
82
83   case CL_QUEUE_REFERENCE_COUNT:
84      return scalar_property<cl_uint>(buf, size, size_ret, q->ref_count());
85
86   case CL_QUEUE_PROPERTIES:
87      return scalar_property<cl_command_queue_properties>(buf, size, size_ret,
88                                                          q->props());
89
90   default:
91      return CL_INVALID_VALUE;
92   }
93}
94
95PUBLIC cl_int
96clFlush(cl_command_queue q) {
97   if (!q)
98      return CL_INVALID_COMMAND_QUEUE;
99
100   q->flush();
101   return CL_SUCCESS;
102}
103