diff options
| author | never <none@none> | 2009-11-12 09:24:21 -0800 |
|---|---|---|
| committer | never <none@none> | 2009-11-12 09:24:21 -0800 |
| commit | d156d3d6a03f231076a0b2752e511f07fb421d1e (patch) | |
| tree | 16db82a4764794dcace8c7e7d10edf4a6f16f460 /src/share/vm/opto/c2_globals.hpp | |
| parent | 90991b04f6e3a5d378ec7ae0b51d7651180285d9 (diff) | |
6892658: C2 should optimize some stringbuilder patterns
Reviewed-by: kvn, twisti
Diffstat (limited to 'src/share/vm/opto/c2_globals.hpp')
| -rw-r--r-- | src/share/vm/opto/c2_globals.hpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/share/vm/opto/c2_globals.hpp b/src/share/vm/opto/c2_globals.hpp index 091ad4a9b..8c650eeaf 100644 --- a/src/share/vm/opto/c2_globals.hpp +++ b/src/share/vm/opto/c2_globals.hpp @@ -26,7 +26,7 @@ // Defines all globals flags used by the server compiler. // -#define C2_FLAGS(develop, develop_pd, product, product_pd, diagnostic, notproduct) \ +#define C2_FLAGS(develop, develop_pd, product, product_pd, diagnostic, experimental, notproduct) \ \ notproduct(intx, CompileZapFirst, 0, \ "If +ZapDeadCompiledLocals, " \ @@ -394,6 +394,12 @@ product(bool, UseOptoBiasInlining, true, \ "Generate biased locking code in C2 ideal graph") \ \ + experimental(bool, OptimizeStringConcat, false, \ + "Optimize the construction of Strings by StringBuilder") \ + \ + notproduct(bool, PrintOptimizeStringConcat, false, \ + "Print information about transformations performed on Strings") \ + \ product(intx, ValueSearchLimit, 1000, \ "Recursion limit in PhaseMacroExpand::value_from_mem_phi") \ \ @@ -413,4 +419,4 @@ product(bool, BlockLayoutRotateLoops, true, \ "Allow back branches to be fall throughs in the block layour") \ -C2_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_NOTPRODUCT_FLAG) +C2_FLAGS(DECLARE_DEVELOPER_FLAG, DECLARE_PD_DEVELOPER_FLAG, DECLARE_PRODUCT_FLAG, DECLARE_PD_PRODUCT_FLAG, DECLARE_DIAGNOSTIC_FLAG, DECLARE_EXPERIMENTAL_FLAG, DECLARE_NOTPRODUCT_FLAG) |