--- a/hotspot/src/share/vm/oops/constantPool.hpp Sun Sep 22 18:07:43 2013 +0200
+++ b/hotspot/src/share/vm/oops/constantPool.hpp Mon Sep 23 08:56:19 2013 -0700
@@ -474,18 +474,42 @@
return *int_at_addr(which);
}
+ private:
+ int method_handle_ref_kind_at(int which, bool error_ok) {
+ assert(tag_at(which).is_method_handle() ||
+ (error_ok && tag_at(which).is_method_handle_in_error()), "Corrupted constant pool");
+ return extract_low_short_from_int(*int_at_addr(which)); // mask out unwanted ref_index bits
+ }
+ int method_handle_index_at(int which, bool error_ok) {
+ assert(tag_at(which).is_method_handle() ||
+ (error_ok && tag_at(which).is_method_handle_in_error()), "Corrupted constant pool");
+ return extract_high_short_from_int(*int_at_addr(which)); // shift out unwanted ref_kind bits
+ }
+ int method_type_index_at(int which, bool error_ok) {
+ assert(tag_at(which).is_method_type() ||
+ (error_ok && tag_at(which).is_method_type_in_error()), "Corrupted constant pool");
+ return *int_at_addr(which);
+ }
+ public:
int method_handle_ref_kind_at(int which) {
- assert(tag_at(which).is_method_handle(), "Corrupted constant pool");
- return extract_low_short_from_int(*int_at_addr(which)); // mask out unwanted ref_index bits
+ return method_handle_ref_kind_at(which, false);
+ }
+ int method_handle_ref_kind_at_error_ok(int which) {
+ return method_handle_ref_kind_at(which, true);
}
int method_handle_index_at(int which) {
- assert(tag_at(which).is_method_handle(), "Corrupted constant pool");
- return extract_high_short_from_int(*int_at_addr(which)); // shift out unwanted ref_kind bits
+ return method_handle_index_at(which, false);
+ }
+ int method_handle_index_at_error_ok(int which) {
+ return method_handle_index_at(which, true);
}
int method_type_index_at(int which) {
- assert(tag_at(which).is_method_type(), "Corrupted constant pool");
- return *int_at_addr(which);
+ return method_type_index_at(which, false);
}
+ int method_type_index_at_error_ok(int which) {
+ return method_type_index_at(which, true);
+ }
+
// Derived queries:
Symbol* method_handle_name_ref_at(int which) {
int member = method_handle_index_at(which);