SPIRV-Tools/source/fuzz/fuzzer_util.h
Alastair Donaldson 1b71e45338
Add "split block" transformation. (#2633)
With this pass, the fuzzer can split blocks in the input module.  This
is mainly useful in order to give other (future) transformations more
opportunities to apply.
2019-05-29 16:42:46 +01:00

39 lines
1.2 KiB
C++

// Copyright (c) 2019 Google LLC
//
// 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_FUZZ_FUZZER_UTIL_H_
#define SOURCE_FUZZ_FUZZER_UTIL_H_
#include "source/opt/ir_context.h"
namespace spvtools {
namespace fuzz {
// Provides global utility methods for use by the fuzzer
namespace fuzzerutil {
// Returns true if and only if the module does not define the given id.
bool IsFreshId(opt::IRContext* context, uint32_t id);
// Updates the module's id bound if needed so that it is large enough to
// account for the given id.
void UpdateModuleIdBound(opt::IRContext* context, uint32_t id);
} // namespace fuzzerutil
} // namespace fuzz
} // namespace spvtools
#endif // SOURCE_FUZZ_FUZZER_UTIL_H_