Mercurial > hg > openjdk > jdk7u > hotspot
changeset 3351:34fce1d343b0 hs23-b21
7159766: Tiered compilation causes performance regressions
Summary: Disable tiered in 7u4 because of the performance anomalies with Oracle FMW
Reviewed-by: never, kvn
author | iveresov |
---|---|
date | Sat, 07 Apr 2012 12:29:54 -0700 |
parents | 7c99c217cc89 |
children | bf81dbf47dec |
files | src/cpu/sparc/vm/c2_globals_sparc.hpp src/cpu/x86/vm/c2_globals_x86.hpp |
diffstat | 2 files changed, 2 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/src/cpu/sparc/vm/c2_globals_sparc.hpp Fri Mar 30 13:25:51 2012 -0700 +++ b/src/cpu/sparc/vm/c2_globals_sparc.hpp Sat Apr 07 12:29:54 2012 -0700 @@ -42,7 +42,7 @@ #else define_pd_global(bool, ProfileInterpreter, true); #endif // CC_INTERP -define_pd_global(bool, TieredCompilation, trueInTiered); +define_pd_global(bool, TieredCompilation, false); define_pd_global(intx, CompileThreshold, 10000); define_pd_global(intx, BackEdgeThreshold, 140000);
--- a/src/cpu/x86/vm/c2_globals_x86.hpp Fri Mar 30 13:25:51 2012 -0700 +++ b/src/cpu/x86/vm/c2_globals_x86.hpp Sat Apr 07 12:29:54 2012 -0700 @@ -44,7 +44,7 @@ #else define_pd_global(bool, ProfileInterpreter, true); #endif // CC_INTERP -define_pd_global(bool, TieredCompilation, trueInTiered); +define_pd_global(bool, TieredCompilation, false); define_pd_global(intx, CompileThreshold, 10000); define_pd_global(intx, BackEdgeThreshold, 100000);