SChernykh
d342968211
Added support for BMI2 instructions
2020-01-21 19:44:56 +01:00
SChernykh
f80177cbd3
Optimizations for AMD Bulldozer
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- Added support for XOP instructions
- Enabled Ryzen code for Bulldozer because it's faster there too
2020-01-15 13:04:26 +01:00
SChernykh
c9f90e6770
Refactor Ryzen fix to fix compilation issues
2019-12-31 11:55:07 +02:00
SChernykh
7459677fd5
Add vzeroupper for processors with AVX
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To avoid false dependencies on upper 128 bits of YMM registers.
2019-12-18 09:12:25 +01:00
SChernykh
763691fa4b
More optimizations for Ryzen
2019-12-09 20:29:05 +01:00
SChernykh
d0df824599
Optimized dataset read for Ryzen CPUs
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Removed register dependency in dataset read, +0.8% speedup on average.
2019-12-08 16:14:02 +01:00
SChernykh
84d7eb05f3
RandomX fixes
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Intel JCC erratum fix and various other improvements, see more here: https://www.phoronix.com/scan.php?page=article&item=intel-jcc-microcode&num=1
2019-12-01 08:46:35 +01:00
SChernykh
10f9b29e03
Refactored JIT compiler for x86, small RandomX speedup
2019-10-05 21:40:21 +02:00
XMRig
6f5d175d12
Fix compile warning, mostly struct/class inconsistency.
2019-09-13 18:21:05 +07:00
SChernykh
2322e3bcf7
RandomX: optimized loading from scratchpad
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Prefetches scratchpad data as soon as possible to calculate data address for the next load.
Up to ~1.4% speedup on Ryzen 7 3700X @ 4.1 GHz, RAM 3200 MHz 14-14-14-28 with optimized sub-timings:
Variant|Before H/S|After H/S
-------|----------|---------
rx/0|8663|8777
rx/wow|9867|10009
rx/loki|8652|8731
2019-09-11 19:10:01 +02:00
SChernykh
8b84d7650b
Optimized RandomX JIT compiler
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Hashrate improved by 0.5-1.5% depending on RandomX version and CPU.
2019-08-27 20:18:56 +02:00
XMRig
043989e8ee
Resolved conflict between argon2 implementations.
2019-08-16 03:18:35 +07:00
SChernykh
6eb9d0963b
Integrated RandomX, added RandomXL (Loki)
2019-07-01 20:11:51 +02:00
