mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-30 23:10:05 +00:00
000040e707
* Preserve debug info in eliminate-dead-functions The elimination of dead functions makes OpFunction operand of DebugFunction invalid. This commit replaces the operand with DebugInfoNone.
101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
// Copyright (c) 2017 Google Inc.
|
|
//
|
|
// 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 SOURCE_OPT_FEATURE_MANAGER_H_
|
|
#define SOURCE_OPT_FEATURE_MANAGER_H_
|
|
|
|
#include "source/assembly_grammar.h"
|
|
#include "source/extensions.h"
|
|
#include "source/opt/module.h"
|
|
|
|
namespace spvtools {
|
|
namespace opt {
|
|
|
|
// Tracks features enabled by a module. The IRContext has a FeatureManager.
|
|
class FeatureManager {
|
|
public:
|
|
explicit FeatureManager(const AssemblyGrammar& grammar) : grammar_(grammar) {}
|
|
|
|
// Returns true if |ext| is an enabled extension in the module.
|
|
bool HasExtension(Extension ext) const { return extensions_.Contains(ext); }
|
|
|
|
// Removes the given |extension| from the current FeatureManager.
|
|
void RemoveExtension(Extension extension);
|
|
|
|
// Returns true if |cap| is an enabled capability in the module.
|
|
bool HasCapability(SpvCapability cap) const {
|
|
return capabilities_.Contains(cap);
|
|
}
|
|
|
|
// Removes the given |capability| from the current FeatureManager.
|
|
void RemoveCapability(SpvCapability capability);
|
|
|
|
// Analyzes |module| and records enabled extensions and capabilities.
|
|
void Analyze(Module* module);
|
|
|
|
CapabilitySet* GetCapabilities() { return &capabilities_; }
|
|
const CapabilitySet* GetCapabilities() const { return &capabilities_; }
|
|
|
|
uint32_t GetExtInstImportId_GLSLstd450() const {
|
|
return extinst_importid_GLSLstd450_;
|
|
}
|
|
|
|
uint32_t GetExtInstImportId_OpenCL100DebugInfo() const {
|
|
return extinst_importid_OpenCL100DebugInfo_;
|
|
}
|
|
|
|
friend bool operator==(const FeatureManager& a, const FeatureManager& b);
|
|
friend bool operator!=(const FeatureManager& a, const FeatureManager& b) {
|
|
return !(a == b);
|
|
}
|
|
|
|
// Adds the given |capability| and all implied capabilities into the current
|
|
// FeatureManager.
|
|
void AddCapability(SpvCapability capability);
|
|
|
|
// Add the extension |ext| to the feature manager.
|
|
void AddExtension(Instruction* ext);
|
|
|
|
// Analyzes |module| and records imported external instruction sets.
|
|
void AddExtInstImportIds(Module* module);
|
|
|
|
private:
|
|
// Analyzes |module| and records enabled extensions.
|
|
void AddExtensions(Module* module);
|
|
|
|
// Analyzes |module| and records enabled capabilities.
|
|
void AddCapabilities(Module* module);
|
|
|
|
// Auxiliary object for querying SPIR-V grammar facts.
|
|
const AssemblyGrammar& grammar_;
|
|
|
|
// The enabled extensions.
|
|
ExtensionSet extensions_;
|
|
|
|
// The enabled capabilities.
|
|
CapabilitySet capabilities_;
|
|
|
|
// Common external instruction import ids, cached for performance.
|
|
uint32_t extinst_importid_GLSLstd450_ = 0;
|
|
|
|
// Common OpenCL100DebugInfo external instruction import ids, cached
|
|
// for performance.
|
|
uint32_t extinst_importid_OpenCL100DebugInfo_ = 0;
|
|
};
|
|
|
|
} // namespace opt
|
|
} // namespace spvtools
|
|
|
|
#endif // SOURCE_OPT_FEATURE_MANAGER_H_
|