1 /*
   2  * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 
  25 package org.graalvm.compiler.hotspot.amd64;
  26 
  27 import org.graalvm.compiler.asm.amd64.AMD64MacroAssembler;
  28 import org.graalvm.compiler.hotspot.GraalHotSpotVMConfig;
  29 import org.graalvm.compiler.lir.LIRFrameState;
  30 import org.graalvm.compiler.lir.LIRInstructionClass;
  31 import org.graalvm.compiler.lir.Opcode;
  32 import org.graalvm.compiler.lir.amd64.AMD64Call.DirectCallOp;
  33 import org.graalvm.compiler.lir.asm.CompilationResultBuilder;
  34 import org.graalvm.compiler.nodes.CallTargetNode.InvokeKind;
  35 
  36 import jdk.vm.ci.meta.ResolvedJavaMethod;
  37 import jdk.vm.ci.meta.Value;
  38 
  39 /**
  40  * A direct call that complies with the conventions for such calls in HotSpot. It doesn't use an
  41  * inline cache so it's just a patchable call site.
  42  */
  43 @Opcode("CALL_DIRECT")
  44 final class AMD64HotSpotDirectStaticCallOp extends DirectCallOp {
  45     public static final LIRInstructionClass<AMD64HotSpotDirectStaticCallOp> TYPE = LIRInstructionClass.create(AMD64HotSpotDirectStaticCallOp.class);
  46 
  47     private final InvokeKind invokeKind;
  48     private final GraalHotSpotVMConfig config;
  49 
  50     AMD64HotSpotDirectStaticCallOp(ResolvedJavaMethod target, Value result, Value[] parameters, Value[] temps, LIRFrameState state, InvokeKind invokeKind, GraalHotSpotVMConfig config) {
  51         super(TYPE, target, result, parameters, temps, state);
  52         assert invokeKind.isDirect();
  53         this.invokeKind = invokeKind;
  54         this.config = config;
  55     }
  56 
  57     @Override
  58     public void emitCode(CompilationResultBuilder crb, AMD64MacroAssembler masm) {
  59         crb.recordMark(invokeKind == InvokeKind.Static ? config.MARKID_INVOKESTATIC : config.MARKID_INVOKESPECIAL);
  60         super.emitCode(crb, masm);
  61     }
  62 }