Mercurial > hg > graal-compiler
diff src/share/vm/classfile/verifier.cpp @ 6934:4735d2c84362
7200776: Implement default methods in interfaces
Summary: Add generic type analysis and default method selection algorithms
Reviewed-by: coleenp, acorn
author | kamg |
---|---|
date | Thu, 11 Oct 2012 12:25:42 -0400 |
parents | da91efe96a93 |
children | 18fb7da42534 |
line wrap: on
line diff
--- a/src/share/vm/classfile/verifier.cpp Thu Nov 01 13:05:47 2012 +0100 +++ b/src/share/vm/classfile/verifier.cpp Thu Oct 11 12:25:42 2012 -0400 @@ -555,9 +555,10 @@ if (was_recursively_verified()) return; Method* m = methods->at(index); - if (m->is_native() || m->is_abstract()) { + if (m->is_native() || m->is_abstract() || m->is_overpass()) { // If m is native or abstract, skip it. It is checked in class file - // parser that methods do not override a final method. + // parser that methods do not override a final method. Overpass methods + // are trusted since the VM generates them. continue; } verify_method(methodHandle(THREAD, m), CHECK_VERIFY(this)); @@ -2304,11 +2305,21 @@ // Make sure the constant pool item is the right type u2 index = bcs->get_index_u2(); Bytecodes::Code opcode = bcs->raw_code(); - unsigned int types = (opcode == Bytecodes::_invokeinterface - ? 1 << JVM_CONSTANT_InterfaceMethodref - : opcode == Bytecodes::_invokedynamic - ? 1 << JVM_CONSTANT_InvokeDynamic - : 1 << JVM_CONSTANT_Methodref); + unsigned int types; + switch (opcode) { + case Bytecodes::_invokeinterface: + types = 1 << JVM_CONSTANT_InterfaceMethodref; + break; + case Bytecodes::_invokedynamic: + types = 1 << JVM_CONSTANT_InvokeDynamic; + break; + case Bytecodes::_invokespecial: + types = (1 << JVM_CONSTANT_InterfaceMethodref) | + (1 << JVM_CONSTANT_Methodref); + break; + default: + types = 1 << JVM_CONSTANT_Methodref; + } verify_cp_type(bcs->bci(), index, cp, types, CHECK_VERIFY(this)); // Get method name and signature