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https://github.com/aaru-dps/libaaruformat.git
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Add BLAKE3 cryptographic hash function integration
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1
3rdparty/BLAKE3
vendored
Submodule
1
3rdparty/BLAKE3
vendored
Submodule
Submodule 3rdparty/BLAKE3 added at f8dbfe0b18
105
3rdparty/blake3.cmake
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Normal file
105
3rdparty/blake3.cmake
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# BLAKE3 - cryptographic hash function (https://github.com/BLAKE3-team/BLAKE3)
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# Lightweight static library integration (pure C + optional assembly) for libaaruformat.
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# Option to use hand-written x86-64 assembly when available
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option(ENABLE_BLAKE3_ASM "Use hand-written x86-64 assembly for BLAKE3" ON)
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set(BLAKE3_C_DIRECTORY "3rdparty/BLAKE3/c")
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# Prevent redefinition if included multiple times
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if(TARGET blake3)
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return()
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endif()
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message(STATUS "BLAKE3: Building static library (custom minimal integration)")
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add_library(blake3 STATIC)
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# Core required sources (portable implementation + dispatcher)
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set(BLAKE3_CORE_SOURCES
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${BLAKE3_C_DIRECTORY}/blake3.c
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${BLAKE3_C_DIRECTORY}/blake3_dispatch.c
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${BLAKE3_C_DIRECTORY}/blake3_portable.c
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)
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target_sources(blake3 PRIVATE ${BLAKE3_CORE_SOURCES})
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# Architecture-specific optimizations / assembly
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if(CMAKE_C_COMPILER_ID MATCHES "MSVC")
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# MSVC path: decide between assembly or portable-only (no intrinsics C files if assembly enabled)
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if(ENABLE_BLAKE3_ASM AND (CMAKE_SYSTEM_PROCESSOR MATCHES "[Xx]64" OR CMAKE_SYSTEM_PROCESSOR MATCHES "AMD64"))
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message(STATUS "BLAKE3: Using MSVC x86-64 MASM assembly implementation")
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enable_language(ASM_MASM)
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target_sources(blake3 PRIVATE
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${BLAKE3_C_DIRECTORY}/blake3_avx2_x86-64_windows_msvc.asm
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${BLAKE3_C_DIRECTORY}/blake3_avx512_x86-64_windows_msvc.asm
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${BLAKE3_C_DIRECTORY}/blake3_sse2_x86-64_windows_msvc.asm
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${BLAKE3_C_DIRECTORY}/blake3_sse41_x86-64_windows_msvc.asm)
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else()
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message(STATUS "BLAKE3: Using portable-only (MSVC minimal) variant")
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endif()
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else()
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# Non-MSVC compilers (Clang/GCC/AppleClang)
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if(ENABLE_BLAKE3_ASM AND (CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64" OR CMAKE_SYSTEM_PROCESSOR MATCHES "AMD64") AND CMAKE_SIZEOF_VOID_P EQUAL 8)
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# Choose correct assembly source variants
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if(WIN32)
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message(STATUS "BLAKE3: Using x86-64 GNU (Windows) assembly implementation")
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set(_BLAKE3_ASM_SOURCES
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${BLAKE3_C_DIRECTORY}/blake3_avx2_x86-64_windows_gnu.S
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${BLAKE3_C_DIRECTORY}/blake3_avx512_x86-64_windows_gnu.S
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${BLAKE3_C_DIRECTORY}/blake3_sse2_x86-64_windows_gnu.S
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${BLAKE3_C_DIRECTORY}/blake3_sse41_x86-64_windows_gnu.S)
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else()
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message(STATUS "BLAKE3: Using x86-64 UNIX assembly implementation")
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set(_BLAKE3_ASM_SOURCES
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${BLAKE3_C_DIRECTORY}/blake3_avx2_x86-64_unix.S
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${BLAKE3_C_DIRECTORY}/blake3_avx512_x86-64_unix.S
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${BLAKE3_C_DIRECTORY}/blake3_sse2_x86-64_unix.S
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${BLAKE3_C_DIRECTORY}/blake3_sse41_x86-64_unix.S)
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endif()
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# Enable generic ASM language (GNU/Clang handle preprocessed .S automatically, but be explicit)
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enable_language(ASM)
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target_sources(blake3 PRIVATE ${_BLAKE3_ASM_SOURCES})
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unset(_BLAKE3_ASM_SOURCES)
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elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64" OR CMAKE_SYSTEM_PROCESSOR MATCHES "AMD64" OR CMAKE_SYSTEM_PROCESSOR MATCHES "i386" OR CMAKE_SYSTEM_PROCESSOR MATCHES "i686")
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# Fallback to intrinsics C sources (no assembly or disabled)
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message(STATUS "BLAKE3: Enabling x86/x64 intrinsics (SSE2,SSE4.1,AVX2,AVX512*)")
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target_sources(blake3 PRIVATE
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${BLAKE3_C_DIRECTORY}/blake3_sse2.c
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${BLAKE3_C_DIRECTORY}/blake3_sse41.c
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${BLAKE3_C_DIRECTORY}/blake3_avx2.c)
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set_source_files_properties(${BLAKE3_C_DIRECTORY}/blake3_sse2.c PROPERTIES COMPILE_OPTIONS "-msse2")
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set_source_files_properties(${BLAKE3_C_DIRECTORY}/blake3_sse41.c PROPERTIES COMPILE_OPTIONS "-msse4.1")
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set_source_files_properties(${BLAKE3_C_DIRECTORY}/blake3_avx2.c PROPERTIES COMPILE_OPTIONS "-mavx2")
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if(NOT CMAKE_C_COMPILER_ID STREQUAL "AppleClang")
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target_sources(blake3 PRIVATE ${BLAKE3_C_DIRECTORY}/blake3_avx512.c)
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set_source_files_properties(${BLAKE3_C_DIRECTORY}/blake3_avx512.c PROPERTIES COMPILE_OPTIONS "-mavx512f;-mavx512vl")
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endif()
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elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64" OR CMAKE_SYSTEM_PROCESSOR MATCHES "arm64")
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message(STATUS "BLAKE3: Enabling NEON for AArch64")
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target_sources(blake3 PRIVATE ${BLAKE3_C_DIRECTORY}/blake3_neon.c)
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elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "arm")
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message(STATUS "BLAKE3: Attempting NEON on 32-bit ARM")
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target_sources(blake3 PRIVATE ${BLAKE3_C_DIRECTORY}/blake3_neon.c)
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target_compile_options(blake3 PRIVATE -mfpu=neon)
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else()
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message(STATUS "BLAKE3: Unknown arch -> portable only")
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endif()
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endif()
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# Public include for blake3.h
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target_include_directories(blake3 PUBLIC ${BLAKE3_C_DIRECTORY})
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# PIC for inclusion into shared library
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set_property(TARGET blake3 PROPERTY POSITION_INDEPENDENT_CODE TRUE)
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# Optimize in Release
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if(CMAKE_BUILD_TYPE STREQUAL "Release")
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if(MSVC)
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target_compile_options(blake3 PRIVATE /O2)
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else()
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target_compile_options(blake3 PRIVATE -O3 -ffast-math)
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endif()
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endif()
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# Do NOT link aaruformat here; top-level handles linkage.
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