Mercurial > hg > truffle
view src/cpu/zero/vm/sharedRuntime_zero.cpp @ 1423:760213a60e8b
* rewrite of the code installation
* partial support for safepoints
* macro-based CiTargetMethod interface
* code stub support
author | Lukas Stadler <lukas.stadler@oracle.com> |
---|---|
date | Mon, 16 Aug 2010 18:59:36 -0700 |
parents | 9e1637a04678 |
children | c18cbe5936b8 |
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/* * Copyright 2003-2007 Sun Microsystems, Inc. All Rights Reserved. * Copyright 2007, 2008, 2009, 2010 Red Hat, Inc. * 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. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ #include "incls/_precompiled.incl" #include "incls/_sharedRuntime_zero.cpp.incl" DeoptimizationBlob *SharedRuntime::_deopt_blob; SafepointBlob *SharedRuntime::_polling_page_safepoint_handler_blob; SafepointBlob *SharedRuntime::_polling_page_return_handler_blob; RuntimeStub *SharedRuntime::_wrong_method_blob; RuntimeStub *SharedRuntime::_ic_miss_blob; RuntimeStub *SharedRuntime::_resolve_opt_virtual_call_blob; RuntimeStub *SharedRuntime::_resolve_virtual_call_blob; RuntimeStub *SharedRuntime::_resolve_static_call_blob; int SharedRuntime::java_calling_convention(const BasicType *sig_bt, VMRegPair *regs, int total_args_passed, int is_outgoing) { return 0; } AdapterHandlerEntry* SharedRuntime::generate_i2c2i_adapters( MacroAssembler *masm, int total_args_passed, int comp_args_on_stack, const BasicType *sig_bt, const VMRegPair *regs, AdapterFingerPrint *fingerprint) { return AdapterHandlerLibrary::new_entry( fingerprint, ShouldNotCallThisStub(), ShouldNotCallThisStub(), ShouldNotCallThisStub()); } nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm, methodHandle method, int total_in_args, int comp_args_on_stack, BasicType *in_sig_bt, VMRegPair *in_regs, BasicType ret_type) { #ifdef SHARK return SharkCompiler::compiler()->generate_native_wrapper(masm, method, in_sig_bt, ret_type); #else ShouldNotCallThis(); #endif // SHARK } int Deoptimization::last_frame_adjust(int callee_parameters, int callee_locals) { return 0; } uint SharedRuntime::out_preserve_stack_slots() { ShouldNotCallThis(); } static RuntimeStub* generate_empty_runtime_stub(const char* name) { CodeBuffer buffer(name, 0, 0); return RuntimeStub::new_runtime_stub(name, &buffer, 0, 0, NULL, false); } static SafepointBlob* generate_empty_safepoint_blob() { CodeBuffer buffer("handler_blob", 0, 0); return SafepointBlob::create(&buffer, NULL, 0); } void SharedRuntime::generate_stubs() { _wrong_method_blob = generate_empty_runtime_stub("wrong_method_stub"); _ic_miss_blob = generate_empty_runtime_stub("ic_miss_stub"); _resolve_opt_virtual_call_blob = generate_empty_runtime_stub("resolve_opt_virtual_call"); _resolve_virtual_call_blob = generate_empty_runtime_stub("resolve_virtual_call"); _resolve_static_call_blob = generate_empty_runtime_stub("resolve_static_call"); _polling_page_safepoint_handler_blob = generate_empty_safepoint_blob(); _polling_page_return_handler_blob = generate_empty_safepoint_blob(); } int SharedRuntime::c_calling_convention(const BasicType *sig_bt, VMRegPair *regs, int total_args_passed) { ShouldNotCallThis(); }