Mercurial > hg > graal-compiler
view graal/com.oracle.graal.lir.amd64/src/com/oracle/graal/lir/amd64/AMD64CCall.java @ 16877:6adb14d2320c
truffle.jar should always be on the bootclasspath regardless of the 'graal' status of the vm.
author | Gilles Duboscq <duboscq@ssw.jku.at> |
---|---|
date | Wed, 20 Aug 2014 17:10:13 +0200 |
parents | ed3a1471e133 |
children | 8fc336a04d77 |
line wrap: on
line source
/* * Copyright (c) 2013, 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. */ package com.oracle.graal.lir.amd64; import static com.oracle.graal.lir.LIRInstruction.OperandFlag.*; import com.oracle.graal.api.code.*; import com.oracle.graal.api.meta.*; import com.oracle.graal.asm.amd64.*; import com.oracle.graal.lir.asm.*; public class AMD64CCall extends AMD64LIRInstruction { @Def({REG, ILLEGAL}) protected Value result; @Use({REG, STACK}) protected Value[] parameters; @Use({REG}) protected Value functionPtr; @Use({REG}) protected Value numberOfFloatingPointArguments; public AMD64CCall(Value result, Value functionPtr, Value numberOfFloatingPointArguments, Value[] parameters) { this.result = result; this.functionPtr = functionPtr; this.parameters = parameters; this.numberOfFloatingPointArguments = numberOfFloatingPointArguments; } @Override public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) { directCall(masm); } private void directCall(AMD64MacroAssembler masm) { Register reg = ValueUtil.asRegister(functionPtr); masm.call(reg); masm.ensureUniquePC(); } @Override public boolean destroysCallerSavedRegisters() { return true; } }