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| author | Dmitriy Vyukov <dvyukov@google.com> | 2011-10-06 18:42:51 +0300 |
|---|---|---|
| committer | Dmitriy Vyukov <dvyukov@google.com> | 2011-10-06 18:42:51 +0300 |
| commit | c14b2689f0d4e2250f4f57a5c2992c0a5e0f6823 (patch) | |
| tree | f1ac1a31cdafa685557a14a5b3b326bd0cd92399 /src/pkg/runtime/amd64 | |
| parent | ad35cea7622a6fb839f06bb5b46cee9110fa94a0 (diff) | |
| download | go-c14b2689f0d4e2250f4f57a5c2992c0a5e0f6823.tar.xz | |
runtime: faster finalizers
Linux/amd64, 2 x Intel Xeon E5620, 8 HT cores, 2.40GHz
benchmark old ns/op new ns/op delta
BenchmarkFinalizer 420.00 261.00 -37.86%
BenchmarkFinalizer-2 985.00 201.00 -79.59%
BenchmarkFinalizer-4 1077.00 244.00 -77.34%
BenchmarkFinalizer-8 1155.00 180.00 -84.42%
BenchmarkFinalizer-16 1182.00 184.00 -84.43%
BenchmarkFinalizerRun 2128.00 1378.00 -35.24%
BenchmarkFinalizerRun-2 1655.00 1418.00 -14.32%
BenchmarkFinalizerRun-4 1634.00 1522.00 -6.85%
BenchmarkFinalizerRun-8 2213.00 1581.00 -28.56%
BenchmarkFinalizerRun-16 2424.00 1599.00 -34.03%
Darwin/amd64, Intel L9600, 2 cores, 2.13GHz
benchmark old ns/op new ns/op delta
BenchmarkChanCreation 1451.00 926.00 -36.18%
BenchmarkChanCreation-2 3124.00 1412.00 -54.80%
BenchmarkChanCreation-4 6121.00 2628.00 -57.07%
BenchmarkFinalizer 684.00 420.00 -38.60%
BenchmarkFinalizer-2 11195.00 398.00 -96.44%
BenchmarkFinalizer-4 15862.00 654.00 -95.88%
BenchmarkFinalizerRun 2025.00 1397.00 -31.01%
BenchmarkFinalizerRun-2 3920.00 1447.00 -63.09%
BenchmarkFinalizerRun-4 9471.00 1545.00 -83.69%
R=golang-dev, cw, rsc
CC=golang-dev
https://golang.org/cl/4963057
Diffstat (limited to 'src/pkg/runtime/amd64')
| -rw-r--r-- | src/pkg/runtime/amd64/arch.h | 3 | ||||
| -rw-r--r-- | src/pkg/runtime/amd64/traceback.c | 1 |
2 files changed, 3 insertions, 1 deletions
diff --git a/src/pkg/runtime/amd64/arch.h b/src/pkg/runtime/amd64/arch.h index fe10fd89f9..dd1cfc18d1 100644 --- a/src/pkg/runtime/amd64/arch.h +++ b/src/pkg/runtime/amd64/arch.h @@ -1,3 +1,4 @@ enum { - thechar = '6' + thechar = '6', + CacheLineSize = 64 }; diff --git a/src/pkg/runtime/amd64/traceback.c b/src/pkg/runtime/amd64/traceback.c index c03a6f7cc1..fc9021e40e 100644 --- a/src/pkg/runtime/amd64/traceback.c +++ b/src/pkg/runtime/amd64/traceback.c @@ -3,6 +3,7 @@ // license that can be found in the LICENSE file. #include "runtime.h" +#include "arch.h" #include "malloc.h" static uintptr isclosureentry(uintptr); |