| // Copyright (c) 2015 The Khronos Group Inc. |
| // |
| // Permission is hereby granted, free of charge, to any person obtaining a |
| // copy of this software and/or associated documentation files (the |
| // "Materials"), to deal in the Materials without restriction, including |
| // without limitation the rights to use, copy, modify, merge, publish, |
| // distribute, sublicense, and/or sell copies of the Materials, and to |
| // permit persons to whom the Materials are furnished to do so, subject to |
| // the following conditions: |
| // |
| // The above copyright notice and this permission notice shall be included |
| // in all copies or substantial portions of the Materials. |
| // |
| // MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS |
| // KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS |
| // SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT |
| // https://www.khronos.org/registry/ |
| // |
| // THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
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| // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| // MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS. |
| |
| #ifndef LIBSPIRV_ENDIAN_H_ |
| #define LIBSPIRV_ENDIAN_H_ |
| |
| #include "libspirv/libspirv.h" |
| |
| /// @brief Fix the endianness of a word |
| /// |
| /// @param[in] word whos endianness should be fixed |
| /// @param[in] endian the desired endianness |
| /// |
| /// @return word with host endianness correction |
| uint32_t spvFixWord(const uint32_t word, const spv_endianness_t endian); |
| |
| /// @brief Fix the endianness of a double word |
| /// |
| /// @param[in] low the lower 32-bit of the double word |
| /// @param[in] high the higher 32-bit of the double word |
| /// @param[in] endian the desired endianness |
| /// |
| /// @return word with host endianness correction |
| uint64_t spvFixDoubleWord(const uint32_t low, const uint32_t high, |
| const spv_endianness_t endian); |
| |
| /// @brief Determine the endianness of the SPV binary |
| /// |
| /// Gets the endianness of the SPV source. Returns SPV_ENDIANNESS_UNKNOWN if |
| /// the |
| /// SPV magic number is invalid, otherwise the determined endianness. |
| /// |
| /// @param[in] binary the binary module |
| /// @param[out] pEndian return the endianness of the SPV module |
| /// |
| /// @return result code |
| spv_result_t spvBinaryEndianness(const spv_const_binary binary, |
| spv_endianness_t* pEndian); |
| |
| #endif // LIBSPIRV_ENDIAN_H_ |