mirror of
https://github.com/KhronosGroup/SPIRV-Tools
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81 lines
3.2 KiB
C++
81 lines
3.2 KiB
C++
// Copyright (c) 2016 Google Inc.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and/or associated documentation files (the
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// "Materials"), to deal in the Materials without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Materials, and to
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// permit persons to whom the Materials are furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Materials.
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//
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// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
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// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
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// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
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// https://www.khronos.org/registry/
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//
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// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
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#ifndef SPIRV_TOOLS_LIBSPIRV_HPP_
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#define SPIRV_TOOLS_LIBSPIRV_HPP_
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#include <memory>
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#include <string>
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#include <vector>
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#include "module.h"
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#include "spirv-tools/libspirv.h"
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namespace spvtools {
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// C++ interface for SPIRV-Tools functionalities. It wraps the context
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// (including target environment and the corresponding SPIR-V grammar) and
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// provides methods for assembling, disassembling, validating, and optimizing.
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//
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// Instances of this class are thread-safe.
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class SpvTools {
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public:
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// Creates an instance targeting the given environment |env|.
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SpvTools(spv_target_env env) : context_(spvContextCreate(env)) {}
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~SpvTools() { spvContextDestroy(context_); }
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// TODO(antiagainst): handle error message in the following APIs.
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// Assembles the given assembly |text| and writes the result to |binary|.
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// Returns SPV_SUCCESS on successful assembling.
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spv_result_t Assemble(const std::string& text, std::vector<uint32_t>* binary);
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// Disassembles the given SPIR-V |binary| with the given options and returns
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// the assembly. By default the options are set to generate assembly with
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// friendly variable names and no SPIR-V assembly header. Returns SPV_SUCCESS
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// on successful disassembling.
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spv_result_t Disassemble(
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const std::vector<uint32_t>& binary, std::string* text,
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uint32_t options = SPV_BINARY_TO_TEXT_OPTION_NO_HEADER |
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SPV_BINARY_TO_TEXT_OPTION_FRIENDLY_NAMES);
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// Builds and returns a Module from the given SPIR-V |binary|.
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std::unique_ptr<ir::Module> BuildModule(const std::vector<uint32_t>& binary);
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// Builds and returns a Module from the given SPIR-V assembly |text|.
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std::unique_ptr<ir::Module> BuildModule(const std::string& text);
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private:
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// Context for the current invocation. Thread-safety of this class depends on
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// the constness of this field.
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spv_context context_;
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};
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} // namespace spvtools
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#endif // SPIRV_TOOLS_LIBSPIRV_HPP_
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