DragonX/xmrig-hac
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eae3a62345814f2f05bb3e33a84b65fcf95eef1c
Commit Graph

25 Commits

Author SHA1 Message Date
SChernykh
eae3a62345 Auto-detect the fastest code for dataset init 2020-12-19 13:59:28 +01:00
SChernykh
aaf1ed1c99 Dataset initialization with AVX2 (WIP) 2020-12-18 14:53:54 +01:00
XMRig
25a9fb2ab4 Fixed secure JIT on Linux and code cleanup. 2020-12-12 19:18:47 +07:00
XMRig
84443a4e8b Added generic secure JIT support for RandomX. 2020-12-11 23:17:54 +07:00
SChernykh
83d152f557 More static analysis fixes 2020-12-08 16:05:58 +01:00
SChernykh
d822ffef36 Fixed Debug build in Visual Studio 2020-10-27 14:08:36 +01:00
SChernykh
1865d31d0c RandomX: added huge-pages-jit config parameter 
Set to false by default, gives 0.2% boost on Ryzen 7 3700X with 16 threads, but hashrate might be unstable on Ryzen between launches. Use with caution.
 2020-10-07 17:42:55 +02:00
SChernykh
b8d604bec4 RandomX improved performance of GCC compiled binaries 
JIT compilator was slower compared to MSVC compiled binary. Up to +0.1% speedup on rx/wow in Linux.
 2020-09-22 13:48:11 +02:00
SChernykh
1e38eb3f4f RandomX refactoring, moved more stuff to compile time 
Small x86 JIT compiler speedup.
 2020-09-18 20:51:25 +02:00
SChernykh
fe96036607 RandomX JIT refactoring 
- Smaller memory footprint
- A bit faster overall
 2020-04-09 14:24:54 +02:00
SChernykh
c6e9e2308d Optimized CFROUND 
Shorter version using BMI2 instructionns
 2020-02-21 19:00:58 +01:00
SChernykh
c7b4a89832 Tuned JIT compiler 
0.3-0.4% speedup depending on CPU.
 2020-02-20 20:59:22 +01:00
SChernykh
eaaf157997 Added support for BMI2 instructions 2020-01-21 19:44:56 +01:00
SChernykh
efdbda40f0 Optimizations for AMD Bulldozer 
- 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
07e36a6cf0 Refactor Ryzen fix to fix compilation issues 2019-12-31 11:55:07 +02:00
SChernykh
4237ed6fad Add vzeroupper for processors with AVX 
To avoid false dependencies on upper 128 bits of YMM registers.
 2019-12-18 09:12:25 +01:00
SChernykh
7e724aa70d More optimizations for Ryzen 2019-12-09 20:29:05 +01:00
SChernykh
2ed2629653 Optimized dataset read for Ryzen CPUs 
Removed register dependency in dataset read, +0.8% speedup on average.
 2019-12-08 16:14:02 +01:00
SChernykh
4b0f3fab83 RandomX fixes 
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
9314205de2 Refactored JIT compiler for x86, small RandomX speedup 2019-10-05 21:40:21 +02:00
XMRig
a3e66e94cf Fix compile warning, mostly struct/class inconsistency. 2019-09-13 18:21:05 +07:00
SChernykh
5fffeed646 RandomX: optimized loading from scratchpad 
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
d8f78c1d19 Optimized RandomX JIT compiler 
Hashrate improved by 0.5-1.5% depending on RandomX version and CPU.
 2019-08-27 20:18:56 +02:00
XMRig
54994d361b Resolved conflict between argon2 implementations. 2019-08-16 03:18:35 +07:00
SChernykh
7d10b6b71f Integrated RandomX, added RandomXL (Loki) 2019-07-01 20:11:51 +02:00