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-rw-r--r--src/gallium/frontends/clover/core/memory.cpp214
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diff --git a/src/gallium/frontends/clover/core/memory.cpp b/src/gallium/frontends/clover/core/memory.cpp
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+++ b/src/gallium/frontends/clover/core/memory.cpp
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+//
+// Copyright 2012 Francisco Jerez
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+// OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+//
+
+#include "core/memory.hpp"
+#include "core/resource.hpp"
+#include "util/format/u_format.h"
+
+using namespace clover;
+
+memory_obj::memory_obj(clover::context &ctx, cl_mem_flags flags,
+ size_t size, void *host_ptr) :
+ context(ctx), _flags(flags),
+ _size(size), _host_ptr(host_ptr) {
+ if (flags & CL_MEM_COPY_HOST_PTR)
+ data.append((char *)host_ptr, size);
+}
+
+memory_obj::~memory_obj() {
+ while (_destroy_notify.size()) {
+ _destroy_notify.top()();
+ _destroy_notify.pop();
+ }
+}
+
+bool
+memory_obj::operator==(const memory_obj &obj) const {
+ return this == &obj;
+}
+
+void
+memory_obj::destroy_notify(std::function<void ()> f) {
+ _destroy_notify.push(f);
+}
+
+cl_mem_flags
+memory_obj::flags() const {
+ return _flags;
+}
+
+size_t
+memory_obj::size() const {
+ return _size;
+}
+
+void *
+memory_obj::host_ptr() const {
+ return _host_ptr;
+}
+
+buffer::buffer(clover::context &ctx, cl_mem_flags flags,
+ size_t size, void *host_ptr) :
+ memory_obj(ctx, flags, size, host_ptr) {
+}
+
+cl_mem_object_type
+buffer::type() const {
+ return CL_MEM_OBJECT_BUFFER;
+}
+
+root_buffer::root_buffer(clover::context &ctx, cl_mem_flags flags,
+ size_t size, void *host_ptr) :
+ buffer(ctx, flags, size, host_ptr) {
+}
+
+resource &
+root_buffer::resource(command_queue &q) {
+ // Create a new resource if there's none for this device yet.
+ if (!resources.count(&q.device())) {
+ auto r = (!resources.empty() ?
+ new root_resource(q.device(), *this,
+ *resources.begin()->second) :
+ new root_resource(q.device(), *this, q, data));
+
+ resources.insert(std::make_pair(&q.device(),
+ std::unique_ptr<root_resource>(r)));
+ data.clear();
+ }
+
+ return *resources.find(&q.device())->second;
+}
+
+sub_buffer::sub_buffer(root_buffer &parent, cl_mem_flags flags,
+ size_t offset, size_t size) :
+ buffer(parent.context(), flags, size,
+ (char *)parent.host_ptr() + offset),
+ parent(parent), _offset(offset) {
+}
+
+resource &
+sub_buffer::resource(command_queue &q) {
+ // Create a new resource if there's none for this device yet.
+ if (!resources.count(&q.device())) {
+ auto r = new sub_resource(parent().resource(q), {{ offset() }});
+
+ resources.insert(std::make_pair(&q.device(),
+ std::unique_ptr<sub_resource>(r)));
+ }
+
+ return *resources.find(&q.device())->second;
+}
+
+size_t
+sub_buffer::offset() const {
+ return _offset;
+}
+
+image::image(clover::context &ctx, cl_mem_flags flags,
+ const cl_image_format *format,
+ size_t width, size_t height, size_t depth,
+ size_t row_pitch, size_t slice_pitch, size_t size,
+ void *host_ptr) :
+ memory_obj(ctx, flags, size, host_ptr),
+ _format(*format), _width(width), _height(height), _depth(depth),
+ _row_pitch(row_pitch), _slice_pitch(slice_pitch) {
+}
+
+resource &
+image::resource(command_queue &q) {
+ // Create a new resource if there's none for this device yet.
+ if (!resources.count(&q.device())) {
+ auto r = (!resources.empty() ?
+ new root_resource(q.device(), *this,
+ *resources.begin()->second) :
+ new root_resource(q.device(), *this, q, data));
+
+ resources.insert(std::make_pair(&q.device(),
+ std::unique_ptr<root_resource>(r)));
+ data.clear();
+ }
+
+ return *resources.find(&q.device())->second;
+}
+
+cl_image_format
+image::format() const {
+ return _format;
+}
+
+size_t
+image::width() const {
+ return _width;
+}
+
+size_t
+image::height() const {
+ return _height;
+}
+
+size_t
+image::depth() const {
+ return _depth;
+}
+
+size_t
+image::pixel_size() const {
+ return util_format_get_blocksize(translate_format(_format));
+}
+
+size_t
+image::row_pitch() const {
+ return _row_pitch;
+}
+
+size_t
+image::slice_pitch() const {
+ return _slice_pitch;
+}
+
+image2d::image2d(clover::context &ctx, cl_mem_flags flags,
+ const cl_image_format *format, size_t width,
+ size_t height, size_t row_pitch,
+ void *host_ptr) :
+ image(ctx, flags, format, width, height, 1,
+ row_pitch, 0, height * row_pitch, host_ptr) {
+}
+
+cl_mem_object_type
+image2d::type() const {
+ return CL_MEM_OBJECT_IMAGE2D;
+}
+
+image3d::image3d(clover::context &ctx, cl_mem_flags flags,
+ const cl_image_format *format,
+ size_t width, size_t height, size_t depth,
+ size_t row_pitch, size_t slice_pitch,
+ void *host_ptr) :
+ image(ctx, flags, format, width, height, depth,
+ row_pitch, slice_pitch, depth * slice_pitch,
+ host_ptr) {
+}
+
+cl_mem_object_type
+image3d::type() const {
+ return CL_MEM_OBJECT_IMAGE3D;
+}