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// Copyright 2017 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "dawn/native/ComputePipeline.h"
#include "dawn/native/ChainUtils.h"
#include "dawn/native/Device.h"
#include "dawn/native/ObjectContentHasher.h"
#include "dawn/native/ObjectType_autogen.h"
namespace dawn::native {
MaybeError ValidateComputePipelineDescriptor(DeviceBase* device,
const ComputePipelineDescriptor* descriptor) {
UnpackedPtr<ComputePipelineDescriptor> unpacked;
DAWN_TRY_ASSIGN(unpacked, ValidateAndUnpack(descriptor));
auto* fullSubgroupsOption = unpacked.Get<DawnComputePipelineFullSubgroups>();
DAWN_INVALID_IF(
(fullSubgroupsOption && !device->HasFeature(Feature::ChromiumExperimentalSubgroups)),
"DawnComputePipelineFullSubgroups is used without %s enabled.",
ToAPI(Feature::ChromiumExperimentalSubgroups));
if (descriptor->layout != nullptr) {
DAWN_TRY(device->ValidateObject(descriptor->layout));
}
ShaderModuleEntryPoint entryPoint;
DAWN_TRY_ASSIGN_CONTEXT(entryPoint,
ValidateProgrammableStage(
device, descriptor->compute.module, descriptor->compute.entryPoint,
descriptor->compute.constantCount, descriptor->compute.constants,
descriptor->layout, SingleShaderStage::Compute),
"validating compute stage (%s, entryPoint: %s).",
descriptor->compute.module, descriptor->compute.entryPoint);
return {};
}
// ComputePipelineBase
ComputePipelineBase::ComputePipelineBase(DeviceBase* device,
const UnpackedPtr<ComputePipelineDescriptor>& descriptor)
: PipelineBase(
device,
descriptor->layout,
descriptor->label,
{{SingleShaderStage::Compute, descriptor->compute.module, descriptor->compute.entryPoint,
descriptor->compute.constantCount, descriptor->compute.constants}}),
mRequiresFullSubgroups(false) {
SetContentHash(ComputeContentHash());
GetObjectTrackingList()->Track(this);
if (auto* fullSubgroupsOption = descriptor.Get<DawnComputePipelineFullSubgroups>()) {
mRequiresFullSubgroups = fullSubgroupsOption->requiresFullSubgroups;
}
// Initialize the cache key to include the cache type and device information.
StreamIn(&mCacheKey, CacheKey::Type::ComputePipeline, device->GetCacheKey());
}
ComputePipelineBase::ComputePipelineBase(DeviceBase* device,
ObjectBase::ErrorTag tag,
const char* label)
: PipelineBase(device, tag, label) {}
ComputePipelineBase::~ComputePipelineBase() = default;
void ComputePipelineBase::DestroyImpl() {
Uncache();
}
bool ComputePipelineBase::IsFullSubgroupsRequired() const {
return mRequiresFullSubgroups;
}
// static
Ref<ComputePipelineBase> ComputePipelineBase::MakeError(DeviceBase* device, const char* label) {
class ErrorComputePipeline final : public ComputePipelineBase {
public:
explicit ErrorComputePipeline(DeviceBase* device, const char* label)
: ComputePipelineBase(device, ObjectBase::kError, label) {}
MaybeError InitializeImpl() override {
DAWN_UNREACHABLE();
return {};
}
};
return AcquireRef(new ErrorComputePipeline(device, label));
}
ObjectType ComputePipelineBase::GetType() const {
return ObjectType::ComputePipeline;
}
bool ComputePipelineBase::EqualityFunc::operator()(const ComputePipelineBase* a,
const ComputePipelineBase* b) const {
return PipelineBase::EqualForCache(a, b) &&
(a->IsFullSubgroupsRequired() == b->IsFullSubgroupsRequired());
}
} // namespace dawn::native