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 package jdk.vm.ci.code;
  24 
  25 import static jdk.vm.ci.code.ValueUtil.*;
  26 
  27 import jdk.vm.ci.meta.*;

  28 
  29 /**
  30  * A calling convention describes the locations in which the arguments for a call are placed and the
  31  * location in which the return value is placed if the call is not void.
  32  */
  33 public class CallingConvention {
  34 
  35     /**
  36      * Constants denoting the type of a call for which a calling convention is requested.
  37      */
  38     public enum Type {
  39         /**
  40          * A request for the outgoing argument locations at a call site to Java code.
  41          */
  42         JavaCall(true),
  43 
  44         /**
  45          * A request for the incoming argument locations.
  46          */
  47         JavaCallee(false),

   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 package jdk.vm.ci.code;
  24 
  25 import static jdk.vm.ci.code.ValueUtil.isAllocatableValue;
  26 import static jdk.vm.ci.code.ValueUtil.isStackSlot;
  27 import jdk.vm.ci.meta.AllocatableValue;
  28 import jdk.vm.ci.meta.Value;
  29 
  30 /**
  31  * A calling convention describes the locations in which the arguments for a call are placed and the
  32  * location in which the return value is placed if the call is not void.
  33  */
  34 public class CallingConvention {
  35 
  36     /**
  37      * Constants denoting the type of a call for which a calling convention is requested.
  38      */
  39     public enum Type {
  40         /**
  41          * A request for the outgoing argument locations at a call site to Java code.
  42          */
  43         JavaCall(true),
  44 
  45         /**
  46          * A request for the incoming argument locations.
  47          */
  48         JavaCallee(false),