src/share/vm/oops/methodData.hpp
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hotspot Cdiff src/share/vm/oops/methodData.hpp
src/share/vm/oops/methodData.hpp
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rev 6132 : 8031755: Type speculation should be used to optimize explicit null checks
Summary: feed profiling data about reference nullness to type speculation.
Reviewed-by:
*** 2050,2060 ****
bool is_methodData() const volatile { return true; }
// Whole-method sticky bits and flags
enum {
! _trap_hist_limit = 18, // decoupled from Deoptimization::Reason_LIMIT
_trap_hist_mask = max_jubyte,
_extra_data_count = 4 // extra DataLayout headers, for trap history
}; // Public flag values
private:
uint _nof_decompiles; // count of all nmethod removals
--- 2050,2060 ----
bool is_methodData() const volatile { return true; }
// Whole-method sticky bits and flags
enum {
! _trap_hist_limit = 19, // decoupled from Deoptimization::Reason_LIMIT
_trap_hist_mask = max_jubyte,
_extra_data_count = 4 // extra DataLayout headers, for trap history
}; // Public flag values
private:
uint _nof_decompiles; // count of all nmethod removals
src/share/vm/oops/methodData.hpp
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