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Changelog

13.1.0

  • Fix rotate_left and rotate_right behavior (it was swapped!)
  • Fix compress implementation on RISC-V
  • Improve RISC-V CI
  • Fix clang-17 compilation on RISC-V
  • Validate cmake integration
  • Provide xsimd::transpose on 64 and 32 bits on most platforms
  • Improve documentation
  • Provide xsimd::batch_bool::count
  • Fix interaction between xsimd::make_sized_batch_t and xsimd::batch<std::complex, ...>
  • Fix vbmi, sve and rvv detection through xsimd::available_architectures
  • Fix compilation on MS targets where small can be defined.
  • Change default install directory for installed headers.
  • Support mixed-complex implementations of xsimd::pow()
  • Improve xsimd::pow implementation for complex numbers
  • Fix uninitialized read in lgamma implementation

13.0.0

  • Most xsimd functions are flagged as always_inline
  • Fix some xsimd scalar version (abs, bitofsign, signbit, bitwise_cast, exp10)
  • Move from batch_constant<batch<T, A>, Csts...> to batch_constant<T, A, Csts...>
  • Move from batch_bool_constant<batch<T, A>, Csts...> to batch_bool_constant<T, A, Csts...>
  • Provide an as_batch() method (resp. as_batch_bool) method for batch_constant (resp. batch_bool_constant)
  • New architecture emulated<N> for batches of N bits emulated using scalar operations.
  • Remove the version method from all architectures
  • Support xsimd::avg and xsimd::avgr vector operation
  • Model i8mm arm extension
  • Fix dispatching mechanism

12.1.1

  • Update readme with a section on adoption, and a section on the history of the project
  • Fix/avx512vnni implementation
  • Fix regression on XSIMD_NO_SUPPORTED_ARCHITECTURE

12.1.0

  • Fix various problems with architecture version handling
  • Specialize xsimd::compress for riscv
  • Provide stubs for various avx512xx architectures

12.0.0

  • Fix sincos implementation to cope with Emscripten
  • Upgraded minimal version of cmake to remove deprecation warning
  • Fixed constants::signmask for GCC when using ffast-math
  • Add RISC-V Vector support
  • Generic, simple implementation fox xsimd::compress
  • Disable batch of bools, and suggest using batch_bool instead
  • Add an option to skip installation

11.2.0

  • Provide shuffle operations of floating point batches
  • Provide a generic implementation of xsimd::swizzle with dynamic indices
  • Implement rotl, rotr, rotate_left and rotate_right
  • Let CMake figure out pkgconfig directories
  • Add missing boolean operators in xsimd_api.hpp
  • Initial Implementation for the new WASM based instruction set
  • Provide a generic version for float to uint32_t conversion

11.1.0

  • Introduce XSIMD_DEFAULT_ARCH to force default architecture (if any)
  • Remove C++ requirement on xsimd::exp10 scalar implementation
  • Improve and test documentation

11.0.0

  • Provide a generic reducer
  • Fix find_package(xsimd) for xtl enabled xsimd, reloaded
  • Cleanup benchmark code
  • Provide avx512f implementation of FMA and variant
  • Hexadecimal floating points are not a C++11 feature
  • back to slow implementation of exp10 on Windows
  • Changed bitwise_cast API
  • Provide generic signed /unsigned type conversion
  • Fixed sde location
  • Feature/incr decr
  • Cleanup documentation

10.0.0

  • Fix potential ABI issue in SVE support
  • Disable fast exp10 on OSX
  • Assert on unaligned memory when calling aligned load/store
  • Fix warning about uninitialized storage
  • Always forward arch parameter
  • Do not specialize the behavior of simd_return_type for char
  • Support broadcasting of complex batches
  • Make xsimd compatible with -fno-exceptions
  • Provide and test comparison operators overloads that accept scalars

9.0.1

  • Fix potential ABI issue in SVE support, making xsimd::sve a type alias to size-dependent type.

9.0.0

  • Support fixed size SVE
  • Fix a bug in SSSE3 xsimd::swizzle implementation for int8 and int16
  • Rename xsimd::hadd into xsimd::reduce_add, provide xsimd::reduce_min and xsimd::reduce_max
  • Properly report unsupported double for neon on arm32
  • Fill holes in xsimd scalar api
  • Fix find_package(xsimd) for xtl enabled xsimd
  • Replace xsimd::bool_cast by xsimd::batch_bool_cast
  • Native xsimd::hadd for float on arm64
  • Properly static_assert when trying to instantiate an xsimd::batch of xtl complex
  • Introduce xsimd::batch_bool::mask() and batch_bool::from_mask(...)
  • Flag some function with [[nodiscard]]
  • Accept both relative and absolute libdir and include dir in xsimd.pc
  • Implement xsimd::nearbyint_as_int for NEON
  • Add xsimd::polar
  • Speedup double -> F32/I32 gathers
  • Add xsimd::slide_left and xsimd::slide_right
  • Support integral xsimd::swizzles on AVX

8.1.0

  • Add xsimd::gather and xsimd::scatter

  • Add xsimd::nearbyint_as_int

  • Add xsimd::none

  • Add xsimd::reciprocal

  • Remove batch constructor from memory adress, use xsimd::batch<...>::load_(un)aligned instead

  • Leave to msvc users the opportunity to manually disable FMA3 on AVX

  • Provide xsimd::insert to modify a single value from a vector

  • Make xsimd::pow implementation resilient to FE_INVALID

  • Reciprocal square root support through xsimd::rsqrt

  • NEON: Improve xsimd::any and xsimd::all

  • Provide type utility to explicitly require a batch of given size and type

  • Implement xsimd::swizzle on x86, neon and neon64

  • Avx support for xsimd::zip_lo and xsimd::zip_hi

  • Only use _mm256_unpacklo_epi<N> on AVX2

  • Provide neon/neon64 conversion function from uint(32|64)_t to (float|double)

  • Provide SSE/AVX/AVX2 conversion function from uint32_t to float

  • Provide AVX2 conversion function from (u)int64_t to double

  • Provide better SSE conversion function from uint64_t to double

  • Provide better SSE conversion function to double

  • Support logical xor for xsimd::batch_bool

  • Clarify fma support:

    • FMA3 + SSE -> xsimd::fma3<sse4_2>
    • FMA3 + AVX -> xsimd::fma3<avx>
    • FMA3 + AVX2 -> xsimd::fma3<avx2>
    • FMA4 -> xsimd::fma4

  • Allow xsimd::transform to work with complex types

  • Add missing scalar version of xsimd::norm and xsimd::conj

8.0.5

  • Fix neon xsimd::hadd implementation
  • Detect unsupported architectures and set XSIMD_NO_SUPPORTED_ARCHITECTURE if needs be

8.0.4

  • Provide some conversion operators for float -> uint32
  • Improve code generated for AVX2 signed integer comparisons
  • Enable detection of avx512cd and avx512dq, and fix avx512bw detection
  • Enable detection of AVX2+FMA
  • Pick the best compatible architecture in xsimd::dispatch
  • Enables support for FMA when AVX2 is detected on Windows
  • Add missing includes / forward declaration
  • Mark all functions inline and noexcept
  • Assert when using incomplete std::initializer_list

8.0.3

  • Improve CI & testing, no functional change

8.0.2

  • Do not use _mm256_srai_epi32 under AVX, it's an AVX2 instruction

8.0.1

  • Fix invalid constexpr std::make_tuple usage in neon64