Mercurial > hg > graal-compiler
view src/cpu/x86/vm/interpreterRT_x86_32.cpp @ 19867:d4c45ab543c8
Remove metric ConstantNodes. Make LocalLiveness log output only available when assertions are enabled.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Sun, 15 Mar 2015 14:16:21 +0100 |
parents | da91efe96a93 |
children |
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/* * Copyright (c) 1998, 2012, Oracle and/or its affiliates. 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. * * 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. * */ #include "precompiled.hpp" #include "interpreter/interpreter.hpp" #include "interpreter/interpreterRuntime.hpp" #include "memory/allocation.inline.hpp" #include "memory/universe.inline.hpp" #include "oops/method.hpp" #include "oops/oop.inline.hpp" #include "runtime/handles.inline.hpp" #include "runtime/icache.hpp" #include "runtime/interfaceSupport.hpp" #include "runtime/signature.hpp" #define __ _masm-> // Implementation of SignatureHandlerGenerator void InterpreterRuntime::SignatureHandlerGenerator::pass_int() { move(offset(), jni_offset() + 1); } void InterpreterRuntime::SignatureHandlerGenerator::pass_float() { move(offset(), jni_offset() + 1); } void InterpreterRuntime::SignatureHandlerGenerator::pass_long() { move(offset(), jni_offset() + 2); move(offset() + 1, jni_offset() + 1); } void InterpreterRuntime::SignatureHandlerGenerator::pass_object() { box (offset(), jni_offset() + 1); } void InterpreterRuntime::SignatureHandlerGenerator::move(int from_offset, int to_offset) { __ movl(temp(), Address(from(), Interpreter::local_offset_in_bytes(from_offset))); __ movl(Address(to(), to_offset * wordSize), temp()); } void InterpreterRuntime::SignatureHandlerGenerator::box(int from_offset, int to_offset) { __ lea(temp(), Address(from(), Interpreter::local_offset_in_bytes(from_offset))); __ cmpptr(Address(from(), Interpreter::local_offset_in_bytes(from_offset)), (int32_t)NULL_WORD); // do not use temp() to avoid AGI Label L; __ jcc(Assembler::notZero, L); __ movptr(temp(), NULL_WORD); __ bind(L); __ movptr(Address(to(), to_offset * wordSize), temp()); } void InterpreterRuntime::SignatureHandlerGenerator::generate( uint64_t fingerprint) { // generate code to handle arguments iterate(fingerprint); // return result handler __ lea(rax, ExternalAddress((address)Interpreter::result_handler(method()->result_type()))); // return __ ret(0); __ flush(); } Register InterpreterRuntime::SignatureHandlerGenerator::from() { return rdi; } Register InterpreterRuntime::SignatureHandlerGenerator::to() { return rsp; } Register InterpreterRuntime::SignatureHandlerGenerator::temp() { return rcx; } // Implementation of SignatureHandlerLibrary void SignatureHandlerLibrary::pd_set_handler(address handler) {} class SlowSignatureHandler: public NativeSignatureIterator { private: address _from; intptr_t* _to; virtual void pass_int() { *_to++ = *(jint *)(_from+Interpreter::local_offset_in_bytes(0)); _from -= Interpreter::stackElementSize; } virtual void pass_float() { *_to++ = *(jint *)(_from+Interpreter::local_offset_in_bytes(0)); _from -= Interpreter::stackElementSize; } virtual void pass_long() { _to[0] = *(intptr_t*)(_from+Interpreter::local_offset_in_bytes(1)); _to[1] = *(intptr_t*)(_from+Interpreter::local_offset_in_bytes(0)); _to += 2; _from -= 2*Interpreter::stackElementSize; } virtual void pass_object() { // pass address of from intptr_t from_addr = (intptr_t)(_from + Interpreter::local_offset_in_bytes(0)); *_to++ = (*(intptr_t*)from_addr == 0) ? NULL_WORD : from_addr; _from -= Interpreter::stackElementSize; } public: SlowSignatureHandler(methodHandle method, address from, intptr_t* to) : NativeSignatureIterator(method) { _from = from; _to = to + (is_static() ? 2 : 1); } }; IRT_ENTRY(address, InterpreterRuntime::slow_signature_handler(JavaThread* thread, Method* method, intptr_t* from, intptr_t* to)) methodHandle m(thread, (Method*)method); assert(m->is_native(), "sanity check"); // handle arguments SlowSignatureHandler(m, (address)from, to + 1).iterate(UCONST64(-1)); // return result handler return Interpreter::result_handler(m->result_type()); IRT_END