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8284161: Implementation of Virtual Threads (Preview)

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Co-authored-by: Ron Pressler <rpressler@openjdk.org>
Co-authored-by: Alan Bateman <alanb@openjdk.org>
Co-authored-by: Erik Österlund <eosterlund@openjdk.org>
Co-authored-by: Andrew Haley <aph@openjdk.org>
Co-authored-by: Rickard Bäckman <rbackman@openjdk.org>
Co-authored-by: Markus Grönlund <mgronlun@openjdk.org>
Co-authored-by: Leonid Mesnik <lmesnik@openjdk.org>
Co-authored-by: Serguei Spitsyn <sspitsyn@openjdk.org>
Co-authored-by: Chris Plummer <cjplummer@openjdk.org>
Co-authored-by: Coleen Phillimore <coleenp@openjdk.org>
Co-authored-by: Robbin Ehn <rehn@openjdk.org>
Co-authored-by: Stefan Karlsson <stefank@openjdk.org>
Co-authored-by: Thomas Schatzl <tschatzl@openjdk.org>
Co-authored-by: Sergey Kuksenko <skuksenko@openjdk.org>
Reviewed-by: lancea, eosterlund, rehn, sspitsyn, stefank, tschatzl, dfuchs, lmesnik, dcubed, kevinw, amenkov, dlong, mchung, psandoz, bpb, coleenp, smarks, egahlin, mseledtsov, coffeys, darcy
This commit is contained in:
Alan Bateman 2022-05-07 08:06:16 +00:00
parent 5212535a27
commit 9583e3657e
1133 changed files with 95935 additions and 8335 deletions
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16
src/hotspot/share/classfile/classFileParser.cpp
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@ -968,6 +968,8 @@ public:
_method_CallerSensitive,
_method_ForceInline,
_method_DontInline,
_method_ChangesCurrentThread,
_method_JvmtiMountTransition,
_method_InjectedProfile,
_method_LambdaForm_Compiled,
_method_Hidden,
@ -1987,6 +1989,16 @@ AnnotationCollector::annotation_index(const ClassLoaderData* loader_data,
if (!privileged) break; // only allow in privileged code
return _method_DontInline;
}
case VM_SYMBOL_ENUM_NAME(jdk_internal_vm_annotation_ChangesCurrentThread_signature): {
if (_location != _in_method) break; // only allow for methods
if (!privileged) break; // only allow in privileged code
return _method_ChangesCurrentThread;
}
case VM_SYMBOL_ENUM_NAME(jdk_internal_vm_annotation_JvmtiMountTransition_signature): {
if (_location != _in_method) break; // only allow for methods
if (!privileged) break; // only allow in privileged code
return _method_JvmtiMountTransition;
}
case VM_SYMBOL_ENUM_NAME(java_lang_invoke_InjectedProfile_signature): {
if (_location != _in_method) break; // only allow for methods
if (!privileged) break; // only allow in privileged code
@ -2063,6 +2075,10 @@ void MethodAnnotationCollector::apply_to(const methodHandle& m) {
m->set_force_inline(true);
if (has_annotation(_method_DontInline))
m->set_dont_inline(true);
if (has_annotation(_method_ChangesCurrentThread))
m->set_changes_current_thread(true);
if (has_annotation(_method_JvmtiMountTransition))
m->set_jvmti_mount_transition(true);
if (has_annotation(_method_InjectedProfile))
m->set_has_injected_profile(true);
if (has_annotation(_method_LambdaForm_Compiled) && m->intrinsic_id() == vmIntrinsics::_none)