PUBLIC cl_int
clEnqueueWriteBuffer(cl_command_queue q, cl_mem obj, cl_bool blocking,
size_t offset, size_t size, const void *ptr,
cl_uint num_deps, const cl_event *deps,
cl_event *ev) try {
validate_base(q, num_deps, deps);
validate_obj(q, obj);
if (!ptr || offset > obj->size() || offset + size > obj->size())
throw error(CL_INVALID_VALUE);
hard_event *hev = new hard_event(
*q, CL_COMMAND_WRITE_BUFFER, { deps, deps + num_deps },
soft_copy_op(q,
obj, { offset }, { 1 },
ptr, { 0 }, { 1 },
{ size, 1, 1 }));
ret_object(ev, hev);
return CL_SUCCESS;
} catch (error &e) {
return e.get();
}
PUBLIC cl_int
clGetMemObjectInfo(cl_mem obj, cl_mem_info param,
size_t size, void *buf, size_t *size_ret) {
if (!obj)
return CL_INVALID_MEM_OBJECT;
switch (param) {
case CL_MEM_TYPE:
return scalar_property<cl_mem_object_type>(buf, size, size_ret,
obj->type());
case CL_MEM_FLAGS:
return scalar_property<cl_mem_flags>(buf, size, size_ret, obj->flags());
case CL_MEM_SIZE:
return scalar_property<size_t>(buf, size, size_ret, obj->size());
case CL_MEM_HOST_PTR:
return scalar_property<void *>(buf, size, size_ret, obj->host_ptr());
case CL_MEM_MAP_COUNT:
return scalar_property<cl_uint>(buf, size, size_ret, 0);
case CL_MEM_REFERENCE_COUNT:
return scalar_property<cl_uint>(buf, size, size_ret, obj->ref_count());
case CL_MEM_CONTEXT:
return scalar_property<cl_context>(buf, size, size_ret, &obj->ctx);
case CL_MEM_ASSOCIATED_MEMOBJECT: {
sub_buffer *sub = dynamic_cast<sub_buffer *>(obj);
return scalar_property<cl_mem>(buf, size, size_ret,
(sub ? &sub->parent : NULL));
}
case CL_MEM_OFFSET: {
sub_buffer *sub = dynamic_cast<sub_buffer *>(obj);
return scalar_property<size_t>(buf, size, size_ret,
(sub ? sub->offset() : 0));
}
default:
return CL_INVALID_VALUE;
}
}
