chromium/third_party/spirv-tools/src/source/val/validate_id.cpp

// Copyright (c) 2015-2016 The Khronos Group 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.

#include <unordered_set>
#include <vector>

#include "source/instruction.h"
#include "source/opcode.h"
#include "source/operand.h"
#include "source/val/function.h"
#include "source/val/validate.h"
#include "source/val/validation_state.h"
#include "spirv-tools/libspirv.h"

namespace spvtools {
namespace val {

spv_result_t UpdateIdUse(ValidationState_t& _, const Instruction* inst) { … }

/// This function checks all ID definitions dominate their use in the CFG.
///
/// This function will iterate over all ID definitions that are defined in the
/// functions of a module and make sure that the definitions appear in a
/// block that dominates their use.
///
/// NOTE: This function does NOT check module scoped functions which are
/// checked during the initial binary parse in the IdPass below
spv_result_t CheckIdDefinitionDominateUse(ValidationState_t& _) { … }

// Performs SSA validation on the IDs of an instruction. The
// can_have_forward_declared_ids  functor should return true if the
// instruction operand's ID can be forward referenced.
spv_result_t IdPass(ValidationState_t& _, Instruction* inst) { … }

}  // namespace val
}  // namespace spvtools