src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/HotSpotForeignCallLinkage.java

rev 56282 : [mq]: graal

*** 1,7 ****
  /*
!  * Copyright (c) 2012, 2018, 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.
--- 1,7 ----
  /*
!  * Copyright (c) 2012, 2019, 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.
*** 22,38 ****
   */
  
  
  package org.graalvm.compiler.hotspot;
  
- import jdk.vm.ci.meta.InvokeTarget;
- 
  import org.graalvm.compiler.core.common.spi.ForeignCallLinkage;
  import org.graalvm.compiler.core.target.Backend;
  import org.graalvm.compiler.hotspot.stubs.Stub;
  import jdk.internal.vm.compiler.word.LocationIdentity;
  
  /**
   * The details required to link a HotSpot runtime or stub call.
   */
  public interface HotSpotForeignCallLinkage extends ForeignCallLinkage, InvokeTarget {
  
--- 22,38 ----
   */
  
  
  package org.graalvm.compiler.hotspot;
  
  import org.graalvm.compiler.core.common.spi.ForeignCallLinkage;
  import org.graalvm.compiler.core.target.Backend;
  import org.graalvm.compiler.hotspot.stubs.Stub;
  import jdk.internal.vm.compiler.word.LocationIdentity;
  
+ import jdk.vm.ci.meta.InvokeTarget;
+ 
  /**
   * The details required to link a HotSpot runtime or stub call.
   */
  public interface HotSpotForeignCallLinkage extends ForeignCallLinkage, InvokeTarget {
  
*** 40,51 ****
       * Constants for specifying whether a foreign call destroys or preserves registers. A foreign
       * call will always destroy {@link HotSpotForeignCallLinkage#getOutgoingCallingConvention() its}
       * {@linkplain ForeignCallLinkage#getTemporaries() temporary} registers.
       */
      enum RegisterEffect {
!         DESTROYS_REGISTERS,
!         PRESERVES_REGISTERS
      }
  
      /**
       * Constants for specifying whether a call is a leaf or not and whether a
       * {@code JavaFrameAnchor} prologue and epilogue is required around the call. A leaf function
--- 40,51 ----
       * Constants for specifying whether a foreign call destroys or preserves registers. A foreign
       * call will always destroy {@link HotSpotForeignCallLinkage#getOutgoingCallingConvention() its}
       * {@linkplain ForeignCallLinkage#getTemporaries() temporary} registers.
       */
      enum RegisterEffect {
!         DESTROYS_ALL_CALLER_SAVE_REGISTERS,
!         COMPUTES_REGISTERS_KILLED
      }
  
      /**
       * Constants for specifying whether a call is a leaf or not and whether a
       * {@code JavaFrameAnchor} prologue and epilogue is required around the call. A leaf function
*** 116,125 ****
--- 116,127 ----
  
      LocationIdentity[] getKilledLocations();
  
      void setCompiledStub(Stub stub);
  
+     RegisterEffect getEffect();
+ 
      /**
       * Determines if this is a call to a compiled {@linkplain Stub stub}.
       */
      boolean isCompiledStub();