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7071307: MethodHandle bimorphic inlining should consider the frequency

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Reviewed-by: twisti, roland, kvn, iveresov
This commit is contained in:
Tom Rodriguez 2011-09-02 20:58:21 -07:00
parent 1038fed51d
commit 32fd1b087d
20 changed files with 346 additions and 61 deletions
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20
hotspot/src/share/vm/classfile/javaClasses.cpp
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@ -2324,6 +2324,8 @@ int java_lang_invoke_BoundMethodHandle::_vmargslot_offset;
int java_lang_invoke_AdapterMethodHandle::_conversion_offset;
int java_lang_invoke_CountingMethodHandle::_vmcount_offset;
void java_lang_invoke_MethodHandle::compute_offsets() {
klassOop k = SystemDictionary::MethodHandle_klass();
if (k != NULL && EnableInvokeDynamic) {
@ -2372,6 +2374,23 @@ void java_lang_invoke_AdapterMethodHandle::compute_offsets() {
}
}
void java_lang_invoke_CountingMethodHandle::compute_offsets() {
klassOop k = SystemDictionary::CountingMethodHandle_klass();
if (k != NULL && EnableInvokeDynamic) {
compute_offset(_vmcount_offset, k, vmSymbols::vmcount_name(), vmSymbols::int_signature(), true);
}
}
int java_lang_invoke_CountingMethodHandle::vmcount(oop mh) {
assert(is_instance(mh), "CMH only");
return mh->int_field(_vmcount_offset);
}
void java_lang_invoke_CountingMethodHandle::set_vmcount(oop mh, int count) {
assert(is_instance(mh), "CMH only");
mh->int_field_put(_vmcount_offset, count);
}
oop java_lang_invoke_MethodHandle::type(oop mh) {
return mh->obj_field(_type_offset);
}
@ -3043,6 +3062,7 @@ void JavaClasses::compute_offsets() {
java_lang_invoke_MethodType::compute_offsets();
java_lang_invoke_MethodTypeForm::compute_offsets();
java_lang_invoke_CallSite::compute_offsets();
java_lang_invoke_CountingMethodHandle::compute_offsets();
}
java_security_AccessControlContext::compute_offsets();
// Initialize reflection classes. The layouts of these classes