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Decrease the frequency of FADD/FSUB in favor of FMUL (#77)

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* 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
This commit is contained in:
tevador
2019-06-22 16:05:22 +02:00
committed by GitHub
parent 83498cddf2
commit 91cd35ff13
3 changed files with 13 additions and 13 deletions
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12
src/configuration.h
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@@ -96,18 +96,18 @@ Total sum of frequencies must be 256
#define RANDOMX_FREQ_INEG_R 2
#define RANDOMX_FREQ_IXOR_R 15
#define RANDOMX_FREQ_IXOR_M 5
#define RANDOMX_FREQ_IROR_R 10
#define RANDOMX_FREQ_IROL_R 0
#define RANDOMX_FREQ_IROR_R 8
#define RANDOMX_FREQ_IROL_R 2
#define RANDOMX_FREQ_ISWAP_R 4
//Floating point instructions
#define RANDOMX_FREQ_FSWAP_R 8
#define RANDOMX_FREQ_FADD_R 20
#define RANDOMX_FREQ_FSWAP_R 4
#define RANDOMX_FREQ_FADD_R 16
#define RANDOMX_FREQ_FADD_M 5
#define RANDOMX_FREQ_FSUB_R 20
#define RANDOMX_FREQ_FSUB_R 16
#define RANDOMX_FREQ_FSUB_M 5
#define RANDOMX_FREQ_FSCAL_R 6
#define RANDOMX_FREQ_FMUL_R 20
#define RANDOMX_FREQ_FMUL_R 32
#define RANDOMX_FREQ_FDIV_M 4
#define RANDOMX_FREQ_FSQRT_R 6