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diff src/share/vm/runtime/globals.hpp @ 17728:b8413a9cbb84

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8031752: Failed speculative optimizations should be reattempted when root of compilation is different Summary: support for speculative traps that keep track of the root of the compilation in which a trap occurs. Reviewed-by: kvn, twisti
author roland
date Tue, 25 Feb 2014 18:16:24 +0100
parents cd7a42c7be06
children 595c0f60d50d
line wrap: on
line diff
--- a/src/share/vm/runtime/globals.hpp	Mon Jan 27 13:14:53 2014 +0100
+++ b/src/share/vm/runtime/globals.hpp	Tue Feb 25 18:16:24 2014 +0100
@@ -3055,9 +3055,15 @@
   product(intx, PerMethodTrapLimit,  100,                                   \
           "Limit on traps (of one kind) in a method (includes inlines)")    \
                                                                             \
+  experimental(intx, PerMethodSpecTrapLimit,  5000,                         \
+          "Limit on speculative traps (of one kind) in a method (includes inlines)") \
+                                                                            \
   product(intx, PerBytecodeTrapLimit,  4,                                   \
           "Limit on traps (of one kind) at a particular BCI")               \
                                                                             \
+  experimental(intx, SpecTrapLimitExtraEntries,  3,                         \
+          "Extra method data trap entries for speculation")                 \
+                                                                            \
   develop(intx, InlineFrequencyRatio,    20,                                \
           "Ratio of call site execution to caller method invocation")       \
                                                                             \