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8226699: [BACKOUT] JDK-8221734 Deoptimize with handshakes

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Reviewed-by: dholmes, rehn, dlong
This commit is contained in:
Daniel D. Daugherty 2019-06-24 22:38:17 -04:00
parent 01c739c34a
commit d6be015b16
28 changed files with 175 additions and 274 deletions
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4
src/hotspot/share/code/nmethod.hpp
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@ -119,7 +119,7 @@ class nmethod : public CompiledMethod {
// used by jvmti to track if an unload event has been posted for this nmethod.
bool _unload_reported;
// Protected by CompiledMethod_lock
// Protected by Patching_lock
volatile signed char _state; // {not_installed, in_use, not_entrant, zombie, unloaded}
#ifdef ASSERT
@ -387,7 +387,7 @@ class nmethod : public CompiledMethod {
int comp_level() const { return _comp_level; }
void unlink_from_method();
void unlink_from_method(bool acquire_lock);
// Support for oops in scopes and relocs:
// Note: index 0 is reserved for null.