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Change lc option

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This commit is contained in:
Yutaka Sawada
2023-12-26 18:56:26 +09:00
committed by GitHub
parent 1552fb8ec8
commit 6559e62276
1 changed files with 16 additions and 8 deletions
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24
alpha/help/Command_par2j.txt
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@@ -1,4 +1,4 @@
[ par2j.exe - version 1.3.3.1 or later ] [ par2j.exe - version 1.3.3.2 or later ]
Type "par2j.exe" to see version, test integrity, and show usage below. Type "par2j.exe" to see version, test integrity, and show usage below.
@@ -369,14 +369,22 @@ The format is "/lc#" (# is from 1 to 32 as the number of using threads).
0: It uses the number of physical Cores. 0: It uses the number of physical Cores.
255: It tries to use more threads than number of physical Cores. 255: It tries to use more threads than number of physical Cores.
You may set additional combinations; You may set additional combinations for CPU feature;
+1024 to disable CLMUL (and use slower SSSE3 code), +1024 to disable CLMUL (and use slower SSSE3 code)
+2048 to disable JIT (for SSE2), +2048 to disable JIT (for SSE2)
+4096 to disable SSSE3, +4096 to disable SSSE3
+8192 to disable AVX2, +8192 to disable AVX2
+256 or +512 (slower device) to enable GPU acceleration.
for example, /lc1 to use single Core, /lc45 to use half Cores and GPU You may set additional combinations for GPU control;
+256 or +512 (slower device) to enable GPU acceleration
+65536 for classic method
+131072 for 16-byte memory access
+262144 for 4-byte memory access and calculate 2 blocks at once
+524288 for 16-byte memory access and calculate 2 blocks at once
+1048576 for CL_MEM_COPY_HOST_PTR or +2097152 for CL_MEM_USE_HOST_PTR
(When you set exclusive bits, larger value will be used.)
for example, /lc1 to use single Core, /lc508 to use half Cores and GPU
/m : /m :
Set this, if you want to set memory usage. Set this, if you want to set memory usage.