1 /*
   2  * Copyright (c) 2013, 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 package com.oracle.graal.asm.hsail;
  24 
  25 import java.util.*;
  26 
  27 import com.oracle.graal.api.code.*;
  28 import com.oracle.graal.asm.*;
  29 
  30 /**
  31  * The platform-dependent base class for the HSAIL assembler.
  32  */
  33 public abstract class AbstractHSAILAssembler extends AbstractAssembler {
  34 
  35     private final Map<Label, String> nameMap = new HashMap<>();
  36 
  37     public AbstractHSAILAssembler(TargetDescription target) {
  38         super(target);
  39     }
  40 
  41     public String nameOf(Label l) {
  42         String name = nameMap.get(l);
  43         if (name == null) {
  44             name = "@L" + nameMap.size();
  45             nameMap.put(l, name);
  46         }
  47         return name;
  48     }
  49 
  50     @Override
  51     public final void bind(Label l) {
  52         super.bind(l);
  53         emitString0(nameOf(l) + ":\n");
  54     }
  55 
  56     @Override
  57     public void align(int modulus) {
  58         // Nothing to do
  59     }
  60 
  61     @Override
  62     public void jmp(Label l) {
  63         emitString("brn " + nameOf(l) + ";");
  64     }
  65 
  66     @Override
  67     protected void patchJumpTarget(int branch, int jumpTarget) {
  68         // Nothing to do
  69     }
  70 }