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2024-05-07sha3.c: s/union/struct/ (yeesh)Paul Duncan1-7/+2
2024-05-06sha3.c: neon backend now twice the speed of scalar backend (~50% fewer ↵Paul Duncan1-153/+137
cyles, see commit message) made the following changes: - row_t contents are now 3 uint64x2_t instead of uin64x2x3_t (so they are stored as registers instead of memory) - fetch round constants 2 at a time - round loop unrolled once - drop convoluted ext/trn store (hard to read, doesn't help) bench results ------------- scalar backend: > make clean all SHA3_BACKEND=1 ... > ./bench 10000 info: cpucycles: version=20240318 implementation=arm64-vct persecond=2400000000 info: backend=scalar num_trials=10000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,20.2,10.3,10.3,9.3,9.2 sha3_256,32,20.2,10.3,10.3,9.9,9.7 sha3_384,48,20.9,15.3,12.8,12.7,12.7 sha3_512,64,20.2,20.2,18.9,17.9,18.1 shake128,32,20.2,10.3,9.0,8.1,7.9 shake256,32,20.2,10.1,10.3,9.9,9.7 neon backend: > make clean all SHA3_BACKEND=3 ... > ./bench 10000 info: cpucycles: version=20240318 implementation=arm64-vct persecond=2400000000 info: backend=neon num_trials=10000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,9.7,5.0,5.0,4.6,4.5 sha3_256,32,9.7,5.0,5.0,4.9,4.8 sha3_384,48,9.7,7.3,6.2,6.2,6.1 sha3_512,64,9.7,9.7,9.1,8.7,8.7 shake128,32,9.7,5.0,4.5,4.0,4.0 shake256,32,9.7,5.0,5.1,4.9,4.8
2024-05-05sha3.c: diet-neon: s/permute_n_neon/permute_n_diet_neon/Paul Duncan1-2/+2
2024-05-05sha3.c: add diet-neon backend (even slower, see commit message)Paul Duncan1-0/+329
scalar bench results: info: cpucycles: version=20240318 implementation=arm64-vct persecond=2400000000 info: backend=scalar num_trials=50000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,20.2,10.3,10.3,9.3,9.2 sha3_256,32,20.2,10.1,10.3,9.9,9.7 sha3_384,48,20.9,15.1,12.8,12.7,12.5 sha3_512,64,20.2,20.2,18.9,18.0,18.0 shake128,32,20.2,10.1,9.0,8.1,7.9 shake256,32,20.2,10.1,10.3,9.9,9.7 neon bench results: info: cpucycles: version=20240318 implementation=arm64-vct persecond=2400000000 info: backend=neon num_trials=50000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,32.7,16.2,16.3,14.8,14.5 sha3_256,32,32.7,16.2,16.3,15.8,15.4 sha3_384,48,32.7,24.2,20.3,20.3,20.0 sha3_512,64,32.0,32.3,30.2,28.7,29.3 shake128,32,34.8,16.9,14.9,13.3,13.4 shake256,32,35.5,18.1,17.4,17.2,16.4 diet-neon bench results: info: cpucycles: version=20240318 implementation=arm64-vct persecond=2400000000 info: backend=diet-neon num_trials=50000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,33.4,16.5,16.6,15.1,15.0 sha3_256,32,33.4,16.5,16.6,16.1,15.9 sha3_384,48,33.4,25.0,21.0,20.7,21.4 sha3_512,64,33.4,34.9,33.5,31.1,32.0 shake128,32,36.8,18.4,16.3,14.3,14.0 shake256,32,34.1,17.7,18.2,17.6,17.3
2024-05-05sha3.c, Makefile, tests/bench/Makefile: allow overriding SHA3_BACKEND via ↵Paul Duncan1-6/+14
command-line argument
2024-05-05sha3.c: s/avx512/neon/ in neon test commentsPaul Duncan1-2/+2
2024-05-04sha3.c: neon: add tests, improve performance (still too slow, see full ↵Paul Duncan1-198/+217
commit message) scalar (odroid n2l): pabs@pizza:~/git/sha3/tests/bench> ./bench 1000 info: cpucycles: version=20240318 implementation=arm64-vct persecond=1800000000 info: backend=scalar num_trials=1000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,34.0,16.4,15.5,14.0,13.7 sha3_256,32,34.0,16.1,15.4,14.8,14.4 sha3_384,48,34.0,23.4,19.0,18.8,18.6 sha3_512,64,34.0,30.8,28.1,26.5,26.5 shake128,32,34.0,16.1,13.6,12.1,11.8 shake256,32,34.0,16.1,15.5,14.8,14.4 neon (odroid n2l): pabs@pizza:~/git/sha3/tests/bench> ./bench 1000 info: cpucycles: version=20240318 implementation=arm64-vct persecond=1800000000 info: backend=neon num_trials=1000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,65.6,32.5,31.8,28.7,28.2 sha3_256,32,65.6,32.5,31.9,30.8,30.0 sha3_384,48,65.6,48.0,39.7,39.5,39.0 sha3_512,64,68.0,63.9,59.1,56.0,55.9 shake128,32,65.6,32.5,28.4,25.4,24.8 shake256,32,65.6,32.5,31.6,30.5,29.7
2024-05-03sha3.c: add missing RHO_IDSPaul Duncan1-0/+9
2024-05-03sha3.c: add neon backendPaul Duncan1-9/+305
2024-05-03sha3.c: refactor backends so they only implement permute_n()Paul Duncan1-40/+21
i verified that (gcc, at least) does constant propagation and inlines permute_n_<backend> and that this change does not affect performance. bench results, before: pabs@flex:~/git/sha3/tests/bench> ./bench info: cpucycles: version=20240318 implementation=amd64-pmc persecond=4800000000 info: backend=avx512 num_trials=100000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,15.4,7.8,7.8,7.1,7.0 sha3_256,32,15.5,7.8,7.8,7.6,7.4 sha3_384,48,15.5,11.7,9.8,9.8,9.7 sha3_512,64,15.6,15.5,14.6,13.9,13.9 shake128,32,15.5,7.8,6.9,6.2,6.1 shake256,32,15.5,7.8,7.9,7.6,7.4 bench results, after change: pabs@flex:~/git/sha3/tests/bench> ./bench info: cpucycles: version=20240318 implementation=amd64-pmc persecond=4800000000 info: backend=avx512 num_trials=100000 src_lens=64,256,1024,4096,16384 dst_lens=32 function,dst_len,64,256,1024,4096,16384 sha3_224,28,15.4,7.8,7.8,7.1,7.0 sha3_256,32,15.6,7.8,7.8,7.6,7.4 sha3_384,48,15.6,11.7,9.8,9.8,9.7 sha3_512,64,15.6,15.5,14.6,13.8,13.8 shake128,32,15.6,7.9,6.9,6.2,6.1 shake256,32,15.7,7.9,7.9,7.6,7.4
2024-05-01sha3.c: improve internal documentation, s/SHA3_BACKEND_/BACKEND_/Paul Duncan1-78/+134
2024-04-29sha3.c: add permute_n_{scalar,avx512}() and refactor ↵Paul Duncan1-198/+23
permute{,12}_{scalar,avx512}() to use them
2024-04-29sha3.c: s/ifdef/if/ in a few placesPaul Duncan1-2/+2
2024-04-29sha3.[hc]: add sha3_backend()Paul Duncan1-1/+9
2024-04-29sha3.c: add/use SHA3_BACKENDPaul Duncan1-11/+26
2024-04-29sha3.c: permute{,12}_avx512(): optimize, update header commentPaul Duncan1-367/+295
2024-04-29sha3.c: build permute12_scalar() during testing, remove old commentPaul Duncan1-7/+1
2024-04-29sha3.c: clean up whitespace in rho(), pi(), and chi()Paul Duncan1-38/+50
2024-04-29sha3.c: use shared RCS, rename scalar and avx512 permute() to ↵Paul Duncan1-78/+547
permute_{scalar,axv512}(), hard-code num_rounds to 24 in permute_{scalar,avx512}(), add permute12_{scalar,avx512}(), absorb12(), and xof12_{init,absorb,raw,absorb,squeeze_raw,squeeze,once}(), update turboshake to use xof12_*(), move permute tests to PERMUTE_TESTS static array, rename test_permute() to test_permute_scalar(), add test_permute_avx512(), add PERMUTE12_TESTS and test_permute12_{scalar,avx512}()
2024-03-02sha3.c: add fail_test(), use it in all testsPaul Duncan1-211/+67
2024-03-02sha3.c: rename HASH_RATE() to RATE(), document RATE() and use it everywhere, ↵Paul Duncan1-34/+71
improve comments
2024-03-02sha3.c: fix commentPaul Duncan1-1/+1
2024-03-02sha3.c: parameterize turboshakePaul Duncan1-50/+34
2024-03-02sha3.c: parameterize parallelhashPaul Duncan1-271/+143
2024-03-02sha3.c: use __func__ in testsPaul Duncan1-49/+49
2024-03-02sha3.c: parameterize tuplehashPaul Duncan1-121/+68
2024-03-02sha3.c: parameterize kmac functionsPaul Duncan1-235/+122
2024-03-02sha3.c: move kmac128(), add missing kmac commentsPaul Duncan1-53/+63
2024-03-02sha3.c: parameterize cshakePaul Duncan1-158/+86
2024-03-02sha3.c: parameterize rate handling, simplify hash, shake, hmac, and cshake ↵Paul Duncan1-72/+58
definitions
2024-03-02sha3.c: remove keccak(), refactor xof_absorb_raw() into absorb(), update ↵Paul Duncan1-92/+54
hash_once(), hash_absorb(), and xof_absorb_raw() to use absorb()
2024-03-02sha3.[hc]: update commentsPaul Duncan1-2/+4
2024-03-02sha3.c: move hmac below shakePaul Duncan1-71/+71
2024-03-02sha3.c: add DEF_HASH(), DEF_HMAC(), and DEF_SHAKE(), remove explicit hash, ↵Paul Duncan1-376/+137
hmac, and shake implementations
2024-03-02sha3.c: xof_absorb_raw_large(): rename to xof_absorb_raw(), do not copy ↵Paul Duncan1-61/+11
state, check message alignment to elide unnecessary copies, remove xof_absorb_raw_small()
2024-02-26rename SHA3_*_CAPACITY to SHA3_*_LEN, document SHA3_*_LEN and ↵Paul Duncan1-28/+47
{SHA3,SHAKE*}_*_RATE
2024-02-24sha3.c: s/sha3(/hash_once(/, s/sha3_(init|absorb|final)/hash_$1/Paul Duncan1-21/+21
2024-02-24sha3.c: improve internal documentationPaul Duncan1-1/+29
2024-02-24sha3.c: s/xof_absorb_raw_bulk/xof_absorb_raw_large/, ↵Paul Duncan1-10/+18
s/xof_absorb_raw_simple/xof_absorb_raw_small/, add documentation to xof absorb functions
2024-02-24sha3.c: xof_squeeze_raw(): improve speed by squeezing in rate-sized chunksPaul Duncan1-6/+36
2024-02-24sha3.c: add xof_absorb_raw_bulk() to absorb data in bulkPaul Duncan1-6/+99
2024-02-24sha3.c: remove unused shake() functionPaul Duncan1-22/+0
2024-02-24sha3.[hc]: remove shake{128,256}(), replace shake{128,256}_xof prefixes with ↵Paul Duncan1-270/+58
shake{128,256}, update tests
2024-02-23sha3.c: add xof_{absorb,squeeze}_raw()Paul Duncan1-15/+29
2024-02-23sha3.c: use temp array for pi() and chi(), fix testsPaul Duncan1-65/+67
2023-10-16sha3.c: clean up intro, remove extraneous newlinePaul Duncan1-10/+10
2023-10-14sha3.c: compress algorithm list in header comment block, mark entire file as ↵Paul Duncan1-19/+12
INTERNAL to doxygen
2023-09-23sha3.c: k12_big_absorb_done(): fix uninitialized buffer warningPaul Duncan1-1/+1
2023-09-18sha3.c: add avx512 permute(), add step comments, do not build scalar steps ↵Paul Duncan1-1/+257
unless necessary
2023-09-06sha3.[hc]: refactor k12 apiPaul Duncan1-84/+92
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