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Jeffrey Walton 2018-07-01 22:25:07 -04:00
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adv-simd.h
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// adv-simd.h - written and placed in the public domain by Jeffrey Walton // adv-simd.h - written and placed in the public domain by Jeffrey Walton
//
/// \file adv-simd.h
/// \brief Template for AdvancedProcessBlocks and SIMD processing
// The SIMD based implementations for ciphers that use SSE, NEON and Power7 // The SIMD based implementations for ciphers that use SSE, NEON and Power7
// have a commom pattern. Namely, they have a specialized implementation of // have a commom pattern. Namely, they have a specialized implementation of
// AdvancedProcessBlocks which processes multiple block using hardware // AdvancedProcessBlocks which processes multiple block using hardware
// acceleration. After several implementations we noticed a lot of copy and // acceleration. After several implementations we noticed a lot of copy and
// paste occuring. adv-simd.h provides a template to avoid the copy and paste. // paste occuring. adv-simd.h provides a template to avoid the copy and paste.
// //
// There are 9 templates provided in this file. The number following the // There are 10 templates provided in this file. The number following the
// function name is the block size of the cipher. The name following that // function name is the block size of the cipher. The name following that
// is the acceleration and arrangement. For example 4x1_SSE means Intel SSE // is the acceleration and arrangement. For example 4x1_SSE means Intel SSE
// using two encrypt (or decrypt) functions: one that operates on 4 blocks, // using two encrypt (or decrypt) functions: one that operates on 4 blocks,