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420b7913d4
2820ab0b51 Merge pull request #1076 from KhronosGroup/bitcast-pre-330-glsl 63bcbd511e GLSL: Need extension to use bitcast on GLSL < 330. 9f3bebe3d0 Merge pull request #1075 from lifpan/master b11c20fc1d Remove unreasonable assertion for OpTypeImage Sampled parameter. 1a592b7c0f Merge pull request #1067 from cdavis5e/msl-scalar-block-layout 28454facbb MSL: Handle packed matrices. ea5c0ed82f MSL: Fix alignment of packed types. 44f688bf0b Merge pull request #1070 from KhronosGroup/fix-1066 25c74b324e Forget loop variable enables after emitting block chain. 6b010e0cbc Merge pull request #1069 from KhronosGroup/fix-1053 f6f849397e MSL: Re-roll array expressions in initializers. e5fa7edfd6 MSL: Support scalar block layout. git-subtree-dir: deps/SPIRV-Cross git-subtree-split: 2820ab0b51bf5e4187435d904b34e762b988f48b
95 lines
2.2 KiB
C++
95 lines
2.2 KiB
C++
/*
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* Copyright 2018-2019 Arm Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SPIRV_CROSS_PARSER_HPP
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#define SPIRV_CROSS_PARSER_HPP
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#include "spirv_cross_parsed_ir.hpp"
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#include <stdint.h>
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namespace SPIRV_CROSS_NAMESPACE
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{
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class Parser
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{
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public:
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Parser(const uint32_t *spirv_data, size_t word_count);
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Parser(std::vector<uint32_t> spirv);
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void parse();
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ParsedIR &get_parsed_ir()
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{
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return ir;
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}
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private:
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ParsedIR ir;
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SPIRFunction *current_function = nullptr;
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SPIRBlock *current_block = nullptr;
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void parse(const Instruction &instr);
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const uint32_t *stream(const Instruction &instr) const;
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template <typename T, typename... P>
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T &set(uint32_t id, P &&... args)
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{
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ir.add_typed_id(static_cast<Types>(T::type), id);
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auto &var = variant_set<T>(ir.ids[id], std::forward<P>(args)...);
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var.self = id;
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return var;
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}
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template <typename T>
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T &get(uint32_t id)
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{
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return variant_get<T>(ir.ids[id]);
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}
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template <typename T>
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T *maybe_get(uint32_t id)
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{
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if (ir.ids[id].get_type() == static_cast<Types>(T::type))
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return &get<T>(id);
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else
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return nullptr;
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}
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template <typename T>
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const T &get(uint32_t id) const
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{
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return variant_get<T>(ir.ids[id]);
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}
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template <typename T>
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const T *maybe_get(uint32_t id) const
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{
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if (ir.ids[id].get_type() == T::type)
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return &get<T>(id);
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else
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return nullptr;
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}
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// This must be an ordered data structure so we always pick the same type aliases.
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SmallVector<uint32_t> global_struct_cache;
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bool types_are_logically_equivalent(const SPIRType &a, const SPIRType &b) const;
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bool variable_storage_is_aliased(const SPIRVariable &v) const;
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void make_constant_null(uint32_t id, uint32_t type);
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};
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} // namespace SPIRV_CROSS_NAMESPACE
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#endif
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