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111 lines
4.8 KiB
Plaintext
111 lines
4.8 KiB
Plaintext
change log for vectorclass.zip
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2015-10-24 version 1.16
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* workaround for problem in Clang compiler extended to version 3.09 because not fixed yet by Clang
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(vectorf128.h line 134)
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* recognize problem with Apple version of Clang reporting wrong version number
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* remove various minor problems with Clang
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* function pow(vector, int) modified to strengthen type checking and avoid compiler warnings
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* manual discusses dynamic allocation of arrays of vectors
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* various minor changes
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2015-10-17 version 1.15
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* added files ranvec1.h and ranvec1.cpp for random number generator
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* constructors to make boolean vectors from their elements
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* constructors and = operators to broadcast boolean scalar into boolean vectors
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* various lookup functions improved
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* operators &, |, ^, ~, etc. defined for various boolean vectors to avoid converson
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to integer vectors
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* nmul_add functions
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* mul_add etc. moved to main header files
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* explicit fused multiply-and-add used in math functions to improve performance
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on compilers that don't automatically insert FMA
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2014-07-24 version 1.14
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* support for AVX-512f instruction set and 512-bit vectors:
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Vec16i, Vec16ui, Vec8q, Vec8uq, Vec16f, Vec8d, and corresponding boolean vectors
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* new define MAX_VECTOR_SIZE, valid values are 128, 256 and 512
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* added hyperbolic functions sinh, cosh, tanh, asinh, acosh, atanh
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* size() member function on all vector classes returns the number of elements
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* functions for conversion between boolean vectors and integer bitfields
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* extracting an element from a boolean vector now returns a bool, not an int
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* improved precision in exp2 and exp10 functions
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* various bug fixes
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2014-05-11 version 1.13
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* pow function improved
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* mul_add, mul_sub, mul_sub_x functions
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* propagation of error codes through nan_code function
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* "denormal" renamed to "subnormal" everywhere, in accordance with IEEE 754-2008 standard
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2014-04-20 version 1.12
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* inline implementation of mathematical functions added (vectormath_exp.h vectormath_trig.h vectormath_common.h)
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* vectormath.h renamed to vectormath_lib.h because a new alternative is added
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* gather functions with constant indexes
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* function sign_combine
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* function pow_const(vector, const int)
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* function pow_ratio(vector, const int, const int)
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* functions horizontal_find_first, horizontal_count
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* function recipr_sqrt removed
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* functions round_to_int64_limited, truncate_to_int64_limited, to_double_limited
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* function cubic_root renamed to cbrt
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* function atan(vector,vector) renamed to atan2
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* function if_mul
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* function Vec4i round_to_int(Vec2d)
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* operator & (float vector, boolean vector)
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* operator &= (int vector, int vector)
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* removed constructor Vec128b(int) and Vec256b(int) to avoid implicit conversion
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* removed signalling nan function
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* minor improvements in various blend and lookup functions
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2014-03-01 version 1.11
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* fixed missing unsigned operators >>= in vectori256.h
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2013-10-04 version 1.10
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* clear distinction between boolean vectors and integer vectors for the sake of
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compatibility with mask registers in forthcoming AVX512 instruction set
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* added function if_add
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* tentative support for clang version 3.3 with workaround for bugs
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* remove ambiguity for builtin m128i operator == in clang compiler.
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* problems in clang compiler, bug reports filed at clang
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(http://llvm.org/bugs/show_bug.cgi?id=17164, 17312)
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* instrset.h fixes problem with macros named min and max in MS windows.h
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* workaround problem in MS Visual Studio 11.0. Bug report 735861 and 804274
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* minor bug fixes
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2013-03-31 version 1.03 beta
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* bug fix for Vec2d cos (Vec2d const & x), VECTORMATH = 1
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2012-08-01 version 1.02 beta
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* added file vector3d.h for 3-dimensional vectors
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* added file complexvec.h for complex numbers and complex vectors
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* added file quaternion.h for quaternions
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* added function change_sign for floating point vectors
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* added operators +, -, *, / between floating point vectors and scalars to remove overloading ambiguity
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2012-07-08 version 1.01 beta
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* added file decimal.h with Number <-> string conversion functions:
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bin2bcd, bin2ascii, bin2hex_ascii, ascii2bin
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* added andnot function for boolean vectors
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* added functions shift_bytes_up and shift_bytes_down
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* added operators for unsigned integer vector classes: >>=, &, &&, |, ||, ^, ~
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* inteldispatchpatch.cpp removed. Use asmlib instead (www.agner.org/optimize/#asmlib)
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* prefix ++ and -- operators now return a reference, postfix operators return a value
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* various improvements in permute and blend functions
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* minor improvement in abs function
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* added version number to VECTORCLASS_H
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2012-05-30 version 1.00 beta
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* first public release
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