src/cpu/sparc/vm/templateTable_sparc.cpp
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*** old/src/cpu/sparc/vm/templateTable_sparc.cpp	Tue Apr 27 04:45:42 2010
--- new/src/cpu/sparc/vm/templateTable_sparc.cpp	Tue Apr 27 04:45:41 2010

*** 1,7 **** --- 1,7 ---- /* ! * Copyright 1997-2009 Sun Microsystems, Inc. All Rights Reserved. ! * Copyright 1997-2010 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.
*** 1961,1983 **** --- 1961,1994 ---- } // ---------------------------------------------------------------------------- void TemplateTable::resolve_cache_and_index(int byte_no, Register Rcache, Register index) { assert(byte_no == 1 || byte_no == 2, "byte_no out of range"); + bool is_invokedynamic = (bytecode() == Bytecodes::_invokedynamic); + // Depends on cpCacheOop layout! const int shift_count = (1 + byte_no)*BitsPerByte; Label resolved; ! __ get_cache_and_index_at_bcp(Rcache, index, 1, is_invokedynamic); + if (is_invokedynamic) { + // We are resolved if the f1 field contains a non-null CallSite object. + __ ld_ptr(Rcache, constantPoolCacheOopDesc::base_offset() + + ConstantPoolCacheEntry::f1_offset(), Lbyte_code); + __ tst(Lbyte_code); + __ br(Assembler::notEqual, false, Assembler::pt, resolved); + __ delayed()->set((int)bytecode(), O1); + } else { __ ld_ptr(Rcache, constantPoolCacheOopDesc::base_offset() + ConstantPoolCacheEntry::indices_offset(), Lbyte_code); __ srl( Lbyte_code, shift_count, Lbyte_code ); __ and3( Lbyte_code, 0xFF, Lbyte_code ); __ cmp( Lbyte_code, (int)bytecode()); __ br( Assembler::equal, false, Assembler::pt, resolved); __ delayed()->set((int)bytecode(), O1); + } address entry; switch (bytecode()) { case Bytecodes::_getstatic : // fall through case Bytecodes::_putstatic : // fall through
*** 1985,2000 **** --- 1996,2012 ---- case Bytecodes::_putfield : entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_get_put); break; case Bytecodes::_invokevirtual : // fall through case Bytecodes::_invokespecial : // fall through case Bytecodes::_invokestatic : // fall through case Bytecodes::_invokeinterface: entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_invoke); break; + case Bytecodes::_invokedynamic : entry = CAST_FROM_FN_PTR(address, InterpreterRuntime::resolve_invokedynamic); break; default : ShouldNotReachHere(); break; } // first time invocation - must resolve first __ call_VM(noreg, entry, O1); // Update registers with resolved info ! __ get_cache_and_index_at_bcp(Rcache, index, 1, is_invokedynamic); __ bind(resolved); } void TemplateTable::load_invoke_cp_cache_entry(int byte_no, Register Rmethod,
*** 3128,3138 **** --- 3140,3185 ---- // the call_VM checks for exception, so we should never return here. __ should_not_reach_here(); return; } __ stop("invokedynamic NYI");//6815692// + // G5: CallSite object (f1) + // XX: unused (f2) + // G3: receiver address + // XX: flags (unused) + + Register G5_callsite = G5_method; + Register Rscratch = G3_scratch; + Register Rtemp = G1_scratch; + Register Rret = Lscratch; + + load_invoke_cp_cache_entry(byte_no, G5_callsite, noreg, Rret, false); + __ mov(SP, O5_savedSP); // record SP that we wanted the callee to restore + + __ verify_oop(G5_callsite); + + // profile this call + __ profile_call(O4); + + // get return address + AddressLiteral table(Interpreter::return_5_addrs_by_index_table()); + __ set(table, Rtemp); + __ srl(Rret, ConstantPoolCacheEntry::tosBits, Rret); // get return type + // Make sure we don't need to mask Rret for tosBits after the above shift + ConstantPoolCacheEntry::verify_tosBits(); + __ sll(Rret, LogBytesPerWord, Rret); + __ ld_ptr(Rtemp, Rret, Rret); // get return address + + __ ld_ptr(G5_callsite, __ delayed_value(java_dyn_CallSite::target_offset_in_bytes, Rscratch), G3_method_handle); + __ null_check(G3_method_handle); + + // Adjust Rret first so Llast_SP can be same as Rret + __ add(Rret, -frame::pc_return_offset, O7); + __ add(Lesp, BytesPerWord, Gargs); // setup parameter pointer + __ jump_to_method_handle_entry(G3_method_handle, Rtemp, /* emit_delayed_nop */ false); + // Record SP so we can remove any stack space allocated by adapter transition + __ delayed()->mov(SP, Llast_SP); } //---------------------------------------------------------------------------------------------------- // Allocation

src/cpu/sparc/vm/templateTable_sparc.cpp
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