Slab-allocate OpenGL bind groups
Now that all backends use slab-allocated bind groups, this patch also
moves the BindGroup implementation with owned-data into the Null backend.
Bug: dawn:340
Change-Id: I08a952075b382008fb82f1fbab3f779cc05bc2a3
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/16747
Commit-Queue: Austin Eng <enga@chromium.org>
Reviewed-by: Kai Ninomiya <kainino@chromium.org>
diff --git a/BUILD.gn b/BUILD.gn
index c5dfa5d..d1ee8cf 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -412,6 +412,10 @@
sources += [
"src/dawn_native/opengl/BackendGL.cpp",
"src/dawn_native/opengl/BackendGL.h",
+ "src/dawn_native/opengl/BindGroupGL.cpp",
+ "src/dawn_native/opengl/BindGroupGL.h",
+ "src/dawn_native/opengl/BindGroupLayoutGL.cpp",
+ "src/dawn_native/opengl/BindGroupLayoutGL.h",
"src/dawn_native/opengl/BufferGL.cpp",
"src/dawn_native/opengl/BufferGL.h",
"src/dawn_native/opengl/CommandBufferGL.cpp",
diff --git a/src/dawn_native/BindGroup.cpp b/src/dawn_native/BindGroup.cpp
index 491d8f2..9e64c46 100644
--- a/src/dawn_native/BindGroup.cpp
+++ b/src/dawn_native/BindGroup.cpp
@@ -181,26 +181,6 @@
return {};
}
- // OwnBindingDataHolder
-
- OwnBindingDataHolder::OwnBindingDataHolder(size_t size)
- : mBindingDataAllocation(malloc(size)) // malloc is guaranteed to return a
- // pointer aligned enough for the allocation
- {
- }
-
- OwnBindingDataHolder::~OwnBindingDataHolder() {
- free(mBindingDataAllocation);
- }
-
- // BindGroupBaseOwnBindingData
-
- BindGroupBaseOwnBindingData::BindGroupBaseOwnBindingData(DeviceBase* device,
- const BindGroupDescriptor* descriptor)
- : OwnBindingDataHolder(descriptor->layout->GetBindingDataSize()),
- BindGroupBase(device, descriptor, mBindingDataAllocation) {
- }
-
// BindGroup
BindGroupBase::BindGroupBase(DeviceBase* device,
diff --git a/src/dawn_native/BindGroup.h b/src/dawn_native/BindGroup.h
index 3255171..68322b2 100644
--- a/src/dawn_native/BindGroup.h
+++ b/src/dawn_native/BindGroup.h
@@ -77,24 +77,6 @@
BindGroupLayoutBase::BindingDataPointers mBindingData;
};
- // Helper class so |BindGroupBaseOwnBindingData| can allocate memory for its binding data,
- // before calling the BindGroupBase base class constructor.
- class OwnBindingDataHolder {
- protected:
- explicit OwnBindingDataHolder(size_t size);
- ~OwnBindingDataHolder();
-
- void* mBindingDataAllocation;
- };
-
- // We don't have the complexity of placement-allocation of bind group data in
- // the Null backend. This class, keeps the binding data in a separate allocation for simplicity.
- class BindGroupBaseOwnBindingData : private OwnBindingDataHolder, public BindGroupBase {
- public:
- BindGroupBaseOwnBindingData(DeviceBase* device, const BindGroupDescriptor* descriptor);
- ~BindGroupBaseOwnBindingData() override = default;
- };
-
} // namespace dawn_native
#endif // DAWNNATIVE_BINDGROUP_H_
diff --git a/src/dawn_native/CMakeLists.txt b/src/dawn_native/CMakeLists.txt
index 4b45307..2bab3e5 100644
--- a/src/dawn_native/CMakeLists.txt
+++ b/src/dawn_native/CMakeLists.txt
@@ -295,6 +295,10 @@
${DAWN_NATIVE_OPENGL_AUTOGEN_SOURCES}
"opengl/BackendGL.cpp"
"opengl/BackendGL.h"
+ "opengl/BindGroupGL.cpp"
+ "opengl/BindGroupGL.h"
+ "opengl/BindGroupLayoutGL.cpp"
+ "opengl/BindGroupLayoutGL.h"
"opengl/BufferGL.cpp"
"opengl/BufferGL.h"
"opengl/CommandBufferGL.cpp"
diff --git a/src/dawn_native/null/DeviceNull.cpp b/src/dawn_native/null/DeviceNull.cpp
index 64bde46..43b38bf 100644
--- a/src/dawn_native/null/DeviceNull.cpp
+++ b/src/dawn_native/null/DeviceNull.cpp
@@ -252,6 +252,25 @@
mLastSubmittedSerial++;
}
+ // BindGroupDataHolder
+
+ BindGroupDataHolder::BindGroupDataHolder(size_t size)
+ : mBindingDataAllocation(malloc(size)) // malloc is guaranteed to return a
+ // pointer aligned enough for the allocation
+ {
+ }
+
+ BindGroupDataHolder::~BindGroupDataHolder() {
+ free(mBindingDataAllocation);
+ }
+
+ // BindGroup
+
+ BindGroup::BindGroup(DeviceBase* device, const BindGroupDescriptor* descriptor)
+ : BindGroupDataHolder(descriptor->layout->GetBindingDataSize()),
+ BindGroupBase(device, descriptor, mBindingDataAllocation) {
+ }
+
// Buffer
struct BufferMapOperation : PendingOperation {
diff --git a/src/dawn_native/null/DeviceNull.h b/src/dawn_native/null/DeviceNull.h
index cd52971..b41061e 100644
--- a/src/dawn_native/null/DeviceNull.h
+++ b/src/dawn_native/null/DeviceNull.h
@@ -38,7 +38,7 @@
namespace dawn_native { namespace null {
class Adapter;
- using BindGroup = BindGroupBaseOwnBindingData;
+ class BindGroup;
using BindGroupLayout = BindGroupLayoutBase;
class Buffer;
class CommandBuffer;
@@ -157,6 +157,24 @@
ResultOrError<DeviceBase*> CreateDeviceImpl(const DeviceDescriptor* descriptor) override;
};
+ // Helper class so |BindGroup| can allocate memory for its binding data,
+ // before calling the BindGroupBase base class constructor.
+ class BindGroupDataHolder {
+ protected:
+ explicit BindGroupDataHolder(size_t size);
+ ~BindGroupDataHolder();
+
+ void* mBindingDataAllocation;
+ };
+
+ // We don't have the complexity of placement-allocation of bind group data in
+ // the Null backend. This class, keeps the binding data in a separate allocation for simplicity.
+ class BindGroup : private BindGroupDataHolder, public BindGroupBase {
+ public:
+ BindGroup(DeviceBase* device, const BindGroupDescriptor* descriptor);
+ ~BindGroup() override = default;
+ };
+
class Buffer : public BufferBase {
public:
Buffer(Device* device, const BufferDescriptor* descriptor);
diff --git a/src/dawn_native/opengl/BindGroupGL.cpp b/src/dawn_native/opengl/BindGroupGL.cpp
new file mode 100644
index 0000000..383607b
--- /dev/null
+++ b/src/dawn_native/opengl/BindGroupGL.cpp
@@ -0,0 +1,35 @@
+// Copyright 2020 The Dawn Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "dawn_native/opengl/BindGroupGL.h"
+
+#include "dawn_native/opengl/BindGroupLayoutGL.h"
+#include "dawn_native/opengl/DeviceGL.h"
+
+namespace dawn_native { namespace opengl {
+
+ BindGroup::BindGroup(Device* device, const BindGroupDescriptor* descriptor)
+ : BindGroupBase(this, device, descriptor) {
+ }
+
+ BindGroup::~BindGroup() {
+ ToBackend(GetLayout())->DeallocateBindGroup(this);
+ }
+
+ // static
+ BindGroup* BindGroup::Create(Device* device, const BindGroupDescriptor* descriptor) {
+ return ToBackend(descriptor->layout)->AllocateBindGroup(device, descriptor);
+ }
+
+}} // namespace dawn_native::opengl
diff --git a/src/dawn_native/opengl/BindGroupGL.h b/src/dawn_native/opengl/BindGroupGL.h
new file mode 100644
index 0000000..9ce8ed7
--- /dev/null
+++ b/src/dawn_native/opengl/BindGroupGL.h
@@ -0,0 +1,36 @@
+// Copyright 2020 The Dawn Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef DAWNNATIVE_OPENGL_BINDGROUPGL_H_
+#define DAWNNATIVE_OPENGL_BINDGROUPGL_H_
+
+#include "common/PlacementAllocated.h"
+#include "dawn_native/BindGroup.h"
+
+namespace dawn_native { namespace opengl {
+
+ class BindGroupLayout;
+ class Device;
+
+ class BindGroup : public BindGroupBase, public PlacementAllocated {
+ public:
+ BindGroup(Device* device, const BindGroupDescriptor* descriptor);
+ ~BindGroup() override;
+
+ static BindGroup* Create(Device* device, const BindGroupDescriptor* descriptor);
+ };
+
+}} // namespace dawn_native::opengl
+
+#endif // DAWNNATIVE_OPENGL_BINDGROUPGL_H_
diff --git a/src/dawn_native/opengl/BindGroupLayoutGL.cpp b/src/dawn_native/opengl/BindGroupLayoutGL.cpp
new file mode 100644
index 0000000..7c098c8
--- /dev/null
+++ b/src/dawn_native/opengl/BindGroupLayoutGL.cpp
@@ -0,0 +1,36 @@
+// Copyright 2020 The Dawn Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "dawn_native/opengl/BindGroupLayoutGL.h"
+
+#include "dawn_native/opengl/BindGroupGL.h"
+
+namespace dawn_native { namespace opengl {
+
+ BindGroupLayout::BindGroupLayout(DeviceBase* device,
+ const BindGroupLayoutDescriptor* descriptor)
+ : BindGroupLayoutBase(device, descriptor),
+ mBindGroupAllocator(MakeFrontendBindGroupAllocator<BindGroup>(4096)) {
+ }
+
+ BindGroup* BindGroupLayout::AllocateBindGroup(Device* device,
+ const BindGroupDescriptor* descriptor) {
+ return mBindGroupAllocator.Allocate(device, descriptor);
+ }
+
+ void BindGroupLayout::DeallocateBindGroup(BindGroup* bindGroup) {
+ mBindGroupAllocator.Deallocate(bindGroup);
+ }
+
+}} // namespace dawn_native::opengl
diff --git a/src/dawn_native/opengl/BindGroupLayoutGL.h b/src/dawn_native/opengl/BindGroupLayoutGL.h
new file mode 100644
index 0000000..ab8dab4
--- /dev/null
+++ b/src/dawn_native/opengl/BindGroupLayoutGL.h
@@ -0,0 +1,39 @@
+// Copyright 2020 The Dawn Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef DAWNNATIVE_OPENGL_BINDGROUPLAYOUTGL_H_
+#define DAWNNATIVE_OPENGL_BINDGROUPLAYOUTGL_H_
+
+#include "common/SlabAllocator.h"
+#include "dawn_native/BindGroupLayout.h"
+
+namespace dawn_native { namespace opengl {
+
+ class BindGroup;
+ class Device;
+
+ class BindGroupLayout : public BindGroupLayoutBase {
+ public:
+ BindGroupLayout(DeviceBase* device, const BindGroupLayoutDescriptor* descriptor);
+
+ BindGroup* AllocateBindGroup(Device* device, const BindGroupDescriptor* descriptor);
+ void DeallocateBindGroup(BindGroup* bindGroup);
+
+ private:
+ SlabAllocator<BindGroup> mBindGroupAllocator;
+ };
+
+}} // namespace dawn_native::opengl
+
+#endif // DAWNNATIVE_OPENGL_BINDGROUPLAYOUTGL_H_
diff --git a/src/dawn_native/opengl/DeviceGL.cpp b/src/dawn_native/opengl/DeviceGL.cpp
index 26d2c33..7cf41a0 100644
--- a/src/dawn_native/opengl/DeviceGL.cpp
+++ b/src/dawn_native/opengl/DeviceGL.cpp
@@ -15,10 +15,11 @@
#include "dawn_native/opengl/DeviceGL.h"
#include "dawn_native/BackendConnection.h"
-#include "dawn_native/BindGroup.h"
#include "dawn_native/BindGroupLayout.h"
#include "dawn_native/DynamicUploader.h"
#include "dawn_native/ErrorData.h"
+#include "dawn_native/opengl/BindGroupGL.h"
+#include "dawn_native/opengl/BindGroupLayoutGL.h"
#include "dawn_native/opengl/BufferGL.h"
#include "dawn_native/opengl/CommandBufferGL.h"
#include "dawn_native/opengl/ComputePipelineGL.h"
@@ -82,7 +83,7 @@
ResultOrError<BindGroupBase*> Device::CreateBindGroupImpl(
const BindGroupDescriptor* descriptor) {
- return new BindGroup(this, descriptor);
+ return BindGroup::Create(this, descriptor);
}
ResultOrError<BindGroupLayoutBase*> Device::CreateBindGroupLayoutImpl(
const BindGroupLayoutDescriptor* descriptor) {
diff --git a/src/dawn_native/opengl/Forward.h b/src/dawn_native/opengl/Forward.h
index 8b4f20b..bd2cc76 100644
--- a/src/dawn_native/opengl/Forward.h
+++ b/src/dawn_native/opengl/Forward.h
@@ -17,17 +17,11 @@
#include "dawn_native/ToBackend.h"
-namespace dawn_native {
- class BindGroupBaseOwnBindingData;
- class BindGroupLayoutBase;
- struct RenderPassDescriptor;
-} // namespace dawn_native
-
namespace dawn_native { namespace opengl {
class Adapter;
- using BindGroup = BindGroupBaseOwnBindingData;
- using BindGroupLayout = BindGroupLayoutBase;
+ class BindGroup;
+ class BindGroupLayout;
class Buffer;
class CommandBuffer;
class ComputePipeline;