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authorRob Pike <r@golang.org>2012-05-29 11:01:50 -0700
committerRob Pike <r@golang.org>2012-05-29 11:01:50 -0700
commit447382a813dde9483accd2156d01e29a832b7637 (patch)
treed703e57219ace9f2a62ac450fe63187dec146dcf /test/bench
parentca39507b9bcc9ba8b51ee50db678213c17efdc4b (diff)
downloadgo-447382a813dde9483accd2156d01e29a832b7637.tar.gz
test/bench/shootout/timing.log: update after recent compiler changes
Moving panic out of line speeds up fannkuch almost a factor of two. Changes to bitwhacking code affect mandelbrot badly. R=golang-dev, bradfitz, rsc, r CC=golang-dev http://codereview.appspot.com/6258056
Diffstat (limited to 'test/bench')
-rw-r--r--test/bench/shootout/timing.log29
1 files changed, 29 insertions, 0 deletions
diff --git a/test/bench/shootout/timing.log b/test/bench/shootout/timing.log
index 7ad781fc2..467f50a78 100644
--- a/test/bench/shootout/timing.log
+++ b/test/bench/shootout/timing.log
@@ -993,3 +993,32 @@ chameneos 6000000
gccgo -O2 chameneosredux.go 7.73u 7.53s 15.30r
gc chameneosredux 6.51u 0.00s 6.53r # - 14%
+# After http://codereview.appspot.com/6248049, moving panicindex
+# calls out of line (putting the likely code into a single path and shortening
+# loops). Significant changes since the last run (note: some are slower for
+# unrelated and as yet undiagnosed reasons):
+
+nbody -n 50000000
+ gc nbody 19.10u 0.01s 19.19r # -12%
+ gc_B nbody 19.19u 0.00s 19.23r # -12%
+
+binary-tree 15 # too slow to use 20
+ gc binary-tree 1.49u 0.01s 1.51r # -19%
+
+fannkuch 12
+ gc fannkuch 60.79u 0.00s 60.92r # -41%
+ gc fannkuch-parallel 183.51u 0.01s 51.75r # -14%
+ gc_B fannkuch 51.68u 0.00s 51.79r # -3%
+
+k-nucleotide 1000000
+ gc k-nucleotide 9.74u 0.04s 9.80r # +6%
+ gc k-nucleotide-parallel 9.89u 0.05s 3.59r # +1%
+ gc_B k-nucleotide 9.39u 0.02s 9.43r # +2%
+
+mandelbrot (much slower, due to unrelated http://codereview.appspot.com/6209077)
+ gc mandelbrot 100.98u 0.00s 101.20r # +65%
+ gc_B mandelbrot 100.90u 0.01s 101.17r # +65%
+
+meteor 2098
+ gc meteor-contest 0.13u 0.00s 0.13r # -13%
+ gc_B meteor-contest 0.13u 0.00s 0.13r # -7%