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

// 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.

// Validates correctness of composite SPIR-V instructions.

#include "source/opcode.h"
#include "source/spirv_target_env.h"
#include "source/val/instruction.h"
#include "source/val/validate.h"
#include "source/val/validation_state.h"

namespace spvtools {
namespace val {
namespace {

// Returns the type of the value accessed by OpCompositeExtract or
// OpCompositeInsert instruction. The function traverses the hierarchy of
// nested data structures (structs, arrays, vectors, matrices) as directed by
// the sequence of indices in the instruction. May return error if traversal
// fails (encountered non-composite, out of bounds, no indices, nesting too
// deep).
spv_result_t GetExtractInsertValueType(ValidationState_t& _,
                                       const Instruction* inst,
                                       uint32_t* member_type) { … }

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

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

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

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

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

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

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

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

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

}  // anonymous namespace

// Validates correctness of composite instructions.
spv_result_t CompositesPass(ValidationState_t& _, const Instruction* inst) { … }

}  // namespace val
}  // namespace spvtools