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timing.log: significant improvements after custom algorithms

See https://golang.org/cl/4815087

R=golang-dev, nigeltao
CC=golang-dev
https://golang.org/cl/4849050
This commit is contained in:
Rob Pike 2011-08-10 15:45:37 +10:00
parent 37afff2978
commit ae03a192e0

View File

@ -855,6 +855,7 @@ regex-dna 100000
# Aug 4, 2011 # Aug 4, 2011
# After various updates to locking code and some runtime changes. # After various updates to locking code and some runtime changes.
# Slowdowns believed due to slower (but more correct) memmove.
fannkuch 12 fannkuch 12
gccgo -O2 fannkuch.go 51.59u 0.00s 51.69r # -4% gccgo -O2 fannkuch.go 51.59u 0.00s 51.69r # -4%
@ -879,3 +880,23 @@ threadring 50000000
chameneos 6000000 chameneos 6000000
gc chameneosredux 7.61u 0.00s 7.63r # -24% gc chameneosredux 7.61u 0.00s 7.63r # -24%
Aug 9, 2011
# After custom algorithms for 1- 2- 4- 8-byte scalars.
fannkuch 12
gc fannkuch-parallel 157.17u 0.00s 41.08r # -17%
k-nucleotide 1000000
gc k-nucleotide 8.72u 0.03s 8.76r # -39%
gc k-nucleotide-parallel 8.79u 0.01s 3.14r # -39%
gc_B k-nucleotide 8.65u 0.03s 8.69r # -39%
pidigits 10000
gc pidigits 3.71u 0.02s 3.73r # +4%
gc_B pidigits 3.73u 0.00s 3.73r # +4%
threadring 50000000
gc threadring 14.51u 0.00s 14.54r # -17%
chameneos 6000000
gc chameneosredux 7.41u 0.00s 7.42r # -3%