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RandomWOW
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307 Commits 8 Branches 5 Tags 3.3 MiB
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226 Commits

Author SHA1 Message Date
tevador 22689eda49
Increase the frequency of CBRANCH (#118) 2019-08-30 09:28:18 +02:00
tevador 67010ab554
Optional W^X policy for JIT pages (#112) 2019-08-25 13:47:40 +02:00
tevador 971f10c9c2
Changes recommended by Quarkslab (#111) 
* Corrected bounds for some configuration parameters
* Clarifications in the specification
* Check validity of Argon2 parameters
 2019-08-25 13:47:21 +02:00
tevador 91f3edb5eb Fix use-after-free in benchmark (debug build) 2019-08-05 09:10:10 +02:00
Caleb James DeLisle 058735e508 Fix a compiler error on Apple OSX because the assembly is not understood 2019-07-31 09:47:35 +02:00
tevador c433f6d3a8
Fix: hardcoded JIT code buffer size (#98) 
* code buffer size is calculated based on RandomX parameters
* added a maximum value constraint for program size and superscalar latency
* reduced the x86 code size of memory instructions by 1 byte
* disclaimer note in configuration documentation
 2019-07-09 20:27:10 +02:00
tevador 47ade5e894
Do not attempt to allocate >= 4 GiB on 32-bit systems (#99) 
+ Cache size limited to 2 GiB
 2019-07-09 20:26:50 +02:00
Jethro Grassie 41401797c9 benchmark: affinity cast for mingw (#96) 2019-07-03 18:13:38 +02:00
tevador 89aba80925
Refactoring (#95) 
* Blake2Generator::getInt32 renamed to getUInt32 to avoid confusion
* isPowerOf2 renamed to isZeroOrPowerOf2 to avoid confusion
* added asserts to validate the input/output size of AES functions
* fixed possible overflow in JitCompilerX86::getCodeSize (unused function)
 2019-07-03 18:13:20 +02:00
tevador 08f7a2c2f2
Vector intrinsics for ARMv8 (#93) 2019-07-03 18:12:38 +02:00
tevador aaa6e4e881
Sanity checks (#88) 2019-06-29 18:53:49 +02:00
tevador c6b5ec12b6
Fix: possible overflow when using non-standard Dataset size (#87) 2019-06-29 18:52:22 +02:00
tevador b91882be42
Use cmake for building (#90) 
* Use cmake for building
* CMakeLists.txt modified to support full standalone build
* added support for ARCH=native builds
* added PowerPC flags
* added ARMv8 flags
* check for x86 AES-NI at compile time
 2019-06-28 19:50:41 +02:00
tevador 4a4b06e44b More helpful error messages in the benchmark 
Move reciprocal tests before Dataset initialization
Fix randomx.dll project
 2019-06-28 10:37:41 +02:00
tevador 6ea6cceb63
Fix undefined behavior in rotr/rotl (#86) 2019-06-25 23:41:50 +02:00
tevador 1f62d787ad Fix header dependency of superscalar_program.hpp 
Fix tests
Fix a typo in design.md
 2019-06-24 13:58:41 +02:00
tevador e6ba0a1b7d Code generator fixups 
- fixed a crash in Instruction::print
- new example program
- added a design note about the number of x86 instruction per VM instruction
 2019-06-23 23:10:29 +02:00
tevador 77f809e8db Merge branch 'jtgrassie-affinity' 2019-06-22 23:28:05 +02:00
tevador e8cf27eab5 Fixed Visual Studio build 
Moved affinity to tests
Fixed strange output from mask_to_string
 2019-06-22 23:11:24 +02:00
tevador 8282413154 Updated documentation and test vectors 
Added AesGenerator1R test
Added benchmark hints if large pages fail
 2019-06-22 17:42:26 +02:00
tevador 91cd35ff13
Decrease the frequency of FADD/FSUB in favor of FMUL (#77) 
* this better matches CPU capabilities since execution ports are usually split 1:1 between fadd and fmul
* the frequency of FSWAP_R decreased from 8 to 4 (it's ASIC-friendly)
* activate IROL_R instruction
 2019-06-22 16:05:22 +02:00
tevador 83498cddf2
Different round keys for columns 0,1 and 2,3 in AesGenerator4R (#76) 
* this fixes identical sequences of columns 0/2 and 1/3 if their states are the same
* added TestU01 results for AesGenerator1R and AesGenerator4R
* added a note about the reversibility of AesHash1R
 2019-06-22 15:56:01 +02:00
tevador 118f3054ea
Large page support for FreeBSD (#74) 2019-06-22 15:55:31 +02:00
tevador 07293a9378
Regression tests (#73) 
* instruction decode/execute separated into class BytecodeMachine
* added randomx-tests project
* removed the use of non-portable __COUNTER__ macro
* removed the use of unsupported FENV_ACCESS pragma
 2019-06-22 15:54:43 +02:00
Judemir Ribeiro 776723dd40 POWER7+ VSX support plus AES hardware support for POWER8 and newer. (#41) 2019-06-22 15:54:02 +02:00
tevador e31a621d6f
Fix possible overflow in static_assert (#67) 2019-06-14 23:16:27 +02:00
Jethro Grassie 81d3a9d4a1
benchmark: add thread affinity setting 2019-06-13 23:33:41 -04:00
tevador 7edae5a4e4 Fix possible overflow in static_assert 2019-06-11 11:00:36 +02:00
tevador 447634f51d
Use strongly typed enums (#55) 2019-06-10 16:02:25 +02:00
tevador 52aa36249e
Add Dataset prefetch in interpreted VM (#52) 
- to formally match the specification
- a small increase in interpreted mining speed (~4%)
 2019-06-10 16:00:04 +02:00
hyc eb6f6bb041 Fix Windows detection (#58) 2019-06-10 15:59:25 +02:00
tevador cc2551b02b
Support building a shared library (#53) 2019-06-10 15:58:51 +02:00
tevador 0c5b666df4
Configuration guidelines (#59) 
* added detailed guidelines for the selection of configuration values
* added additional compile-time checks to prevent bad configurations
* removed RANDOMX_SUPERSCALAR_MAX_SIZE parameter
 2019-06-10 15:57:36 +02:00
tevador e4b2270104
Merge pull request #47 from tevador/pr-doc 
Documentation and tests
 2019-06-01 11:14:13 +02:00
tevador f7c99c5b58
Use 4 AES rounds for program generation (#46) 2019-06-01 11:13:30 +02:00
tevador 8298c9faf8 Much more detailed design description 
Added runtime distribution test
Fixed inaccurate results of performance simulations
Program publicly accessible in randomx_vm class
 2019-06-01 11:02:40 +02:00
tevador bc2aae0f61 Support Dataset size larger than 4 GiB 
Support arbitrary value of RANDOMX_DATASET_EXTRA_SIZE
 2019-05-29 17:27:49 +02:00
tevador 378d5def38 Added performance simulation 2019-05-21 11:24:49 +02:00
tevador 8a5ead5ce3 Use 'dst' as the CBRANCH condition register 
See issue #43
 2019-05-21 08:37:36 +02:00
tevador 1276d67d2f Fix build on Cygwin/MinGW 2019-05-18 19:30:28 +02:00
tevador 2706a8b753 Relicensed under the 3-clause BSD license 2019-05-18 14:21:47 +02:00
tevador c5c891ff8e Correctly call JitCompiler destructor 
Fix cmake/ccache
 2019-05-18 00:14:43 +02:00
Howard Chu ab6076ae58 Avoid argon2 symbol clashes with libsodium 2019-05-16 22:49:44 +01:00
tevador ac22aed121 Proper C declaration without parameters 2019-05-16 20:40:06 +02:00
tevador 1029098719 Updated documentation 2019-05-15 23:13:22 +02:00
tevador 42cb2fc852 Fixed non-x86 compilation 2019-05-15 22:35:45 +02:00
tevador 2b3a03a9dc Fixed FSCAL instruction causing group F registers to exceed their intended maximum value 2019-05-15 22:07:26 +02:00
tevador 2a04dfdd4f Fixed x87 math precision (i386 build) 2019-05-15 16:30:20 +02:00
tevador afaeff6066 Fixed incorrect sqrt results on 32bit targets using x87 math 
Cleaner implementation of FSWAP
 2019-05-15 13:23:50 +02:00
tevador 1aa7865619 Abstracted away from x86 intrinsics 2019-05-14 09:13:38 +02:00