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Commit 52504474 authored by Niels Möller's avatar Niels Möller
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Rev: nettle/ChangeLog:1.135
parent 9015d155
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ChangeLog
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2011-02-07 Niels Mller <nisse@lysator.liu.se>
Introduced 4-bit tables. If enabled, gives gmac performance of 19
cycles per byte (still on intel x86_64).
* gcm.c (gcm_gf_shift_chunk): New implementation for 8-bit tables.
(gcm_gf_mul_chunk): Likewise.
(gcm_set_key): Generate 8-bit tables.
* Makefile.in (SOURCES): Added gcmdata.c.
* gcm.h (GCM_TABLE_BITS): Set to 4.
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