Mercurial > hg > graal-compiler
view src/cpu/zero/vm/interpreterRT_zero.hpp @ 13359:136df94b5aa8
SL: updated outdated implementation of write local variable nodes in SL.
author | Christian Humer <christian.humer@gmail.com> |
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date | Tue, 17 Dec 2013 15:44:02 +0100 |
parents | f95d63e2154a |
children |
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/* * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. * Copyright 2007, 2008 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef CPU_ZERO_VM_INTERPRETERRT_ZERO_HPP #define CPU_ZERO_VM_INTERPRETERRT_ZERO_HPP #include "memory/allocation.hpp" class SignatureHandler { public: static SignatureHandler *from_handlerAddr(address handlerAddr) { return (SignatureHandler *) handlerAddr; } public: ffi_cif* cif() const { return (ffi_cif *) this; } int argument_count() const { return cif()->nargs; } ffi_type** argument_types() const { return (ffi_type**) (cif() + 1); } ffi_type* argument_type(int i) const { return argument_types()[i]; } ffi_type* result_type() const { return *(argument_types() + argument_count()); } protected: friend class InterpreterRuntime; friend class SignatureHandlerLibrary; void finalize(); }; class SignatureHandlerGeneratorBase : public NativeSignatureIterator { private: ffi_cif* _cif; protected: SignatureHandlerGeneratorBase(methodHandle method, ffi_cif *cif) : NativeSignatureIterator(method), _cif(cif) { _cif->nargs = 0; } ffi_cif *cif() const { return _cif; } public: void generate(uint64_t fingerprint); private: void pass_int(); void pass_long(); void pass_float(); void pass_double(); void pass_object(); private: void push(BasicType type); virtual void push(intptr_t value) = 0; }; class SignatureHandlerGenerator : public SignatureHandlerGeneratorBase { private: CodeBuffer* _cb; public: SignatureHandlerGenerator(methodHandle method, CodeBuffer* buffer) : SignatureHandlerGeneratorBase(method, (ffi_cif *) buffer->insts_end()), _cb(buffer) { _cb->set_insts_end((address) (cif() + 1)); } private: void push(intptr_t value) { intptr_t *dst = (intptr_t *) _cb->insts_end(); _cb->set_insts_end((address) (dst + 1)); *dst = value; } }; class SlowSignatureHandlerGenerator : public SignatureHandlerGeneratorBase { private: intptr_t *_dst; public: SlowSignatureHandlerGenerator(methodHandle method, intptr_t* buf) : SignatureHandlerGeneratorBase(method, (ffi_cif *) buf) { _dst = (intptr_t *) (cif() + 1); } private: void push(intptr_t value) { *(_dst++) = value; } public: SignatureHandler *handler() const { return (SignatureHandler *) cif(); } }; #endif // CPU_ZERO_VM_INTERPRETERRT_ZERO_HPP