graal-compiler: graal/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/HotSpotReferenceMap.java annotate

author	Doug Simon <doug.simon@oracle.com>
date	Tue, 26 May 2015 17:13:37 +0200
parents
children

rev	line source
21551 5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	1 /*
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	2 * Copyright (c) 2009, 2014, Oracle and/or its affiliates. All rights reserved.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	4 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	7 * published by the Free Software Foundation.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	8 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	13 * accompanied this code).
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	14 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	18 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	20 * or visit www.oracle.com if you need additional information or have any
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	21 * questions.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	22 */
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	23 package com.oracle.jvmci.hotspot;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	24
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	25 import java.util.*;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	26
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	27 import com.oracle.graal.api.code.CodeUtil.RefMapFormatter;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	28 import com.oracle.graal.api.code.*;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	29 import com.oracle.graal.api.meta.*;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	30 import com.oracle.jvmci.common.*;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	31
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	32 public final class HotSpotReferenceMap extends ReferenceMap {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	33
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	34 static final int OOP64 = 0b1010;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	35 static final int OOP32 = 0b01;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	36 static final int NARROW_LOW = OOP32;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	37 static final int NARROW_HIGH = OOP32 << 2;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	38 static final int NARROW_BOTH = NARROW_LOW \| NARROW_HIGH;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	39
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	40 private enum MapEntry {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	41 NoReference(0),
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	42 WideOop(OOP64),
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	43 NarrowOopLowerHalf(NARROW_LOW),
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	44 NarrowOopUpperHalf(NARROW_HIGH),
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	45 TwoNarrowOops(NARROW_BOTH),
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	46 Illegal(-1);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	47
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	48 MapEntry(int pattern) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	49 this.pattern = pattern;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	50 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	51
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	52 final int pattern;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	53
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	54 /**
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	55 * Create enum values from OopMap.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	56 * <p>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	57 * These bits can have the following values (MSB first):
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	58 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	59 * <pre>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	60 * 0000 - contains no references
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	61 * 1010 - contains a wide oop
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	62 * 0001 - contains a narrow oop in the lower half
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	63 * 0101 - contains a narrow oop in the upper half
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	64 * 0101 - contains two narrow oops
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	65 * </pre>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	66 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	67 * @see HotSpotReferenceMap#registerRefMap
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	68 * @see HotSpotReferenceMap#frameRefMap
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	69 */
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	70 static MapEntry getFromBits(int idx, HotSpotOopMap set) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	71 int n = set.get(idx);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	72 switch (n) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	73 case 0:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	74 return NoReference;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	75 case OOP64:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	76 return WideOop;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	77 case NARROW_LOW:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	78 return NarrowOopLowerHalf;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	79 case NARROW_HIGH:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	80 return NarrowOopUpperHalf;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	81 case NARROW_BOTH:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	82 return TwoNarrowOops;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	83 default:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	84 return Illegal;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	85 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	86 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	87
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	88 String toBitString() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	89 int bits = toBit(this);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	90 if (bits == -1) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	91 return "---";
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	92 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	93 return String.format("%3s", Integer.toBinaryString(bits)).replace(' ', '0');
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	94 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	95
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	96 static int toBit(MapEntry type) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	97 return type.pattern;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	98 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	99 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	100
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	101 /**
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	102 * A specialized bit set that represents both wide and narrow oops in an efficient manner. The
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	103 * map consists of 4 bit entries that represent 8 bytes of memory.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	104 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	105 */
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	106 class HotSpotOopMap implements Cloneable {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	107
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	108 /**
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	109 * Each entry is 4 bits long and covers 8 bytes of memory.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	110 */
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	111 private static final int BITS_PER_ENTRY = 4;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	112 private static final int BITS_PER_ELEMENT = 64;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	113
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	114 public HotSpotOopMap(int i) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	115 words = new long[(i * BITS_PER_ENTRY + BITS_PER_ELEMENT) / BITS_PER_ELEMENT];
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	116 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	117
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	118 public HotSpotOopMap(HotSpotOopMap other) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	119 words = other.words.clone();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	120 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	121
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	122 private long[] words;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	123
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	124 private int get(int i) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	125 return getEntry(i);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	126 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	127
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	128 public void or(HotSpotOopMap src) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	129 if (words.length < src.words.length) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	130 long[] newWords = new long[src.words.length];
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	131 System.arraycopy(src.words, 0, newWords, 0, src.words.length);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	132 for (int i = 0; i < words.length; i++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	133 newWords[i] \|= words[i];
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	134 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	135 words = newWords;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	136 } else {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	137 for (int i = 0; i < src.words.length; i++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	138 words[i] \|= src.words[i];
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	139 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	140 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	141 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	142
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	143 private void setOop(int regIdx) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	144 setEntry(regIdx, OOP64);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	145 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	146
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	147 public int size() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	148 return words.length * BITS_PER_ELEMENT / BITS_PER_ENTRY;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	149 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	150
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	151 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	152 public HotSpotOopMap clone() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	153 return new HotSpotOopMap(this);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	154 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	155
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	156 private void setNarrowOop(int offset) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	157 setNarrowEntry(offset, OOP32);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	158 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	159
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	160 private void setEntry(int regIdx, int value) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	161 assert regIdx % 2 == 0 : "must be alinged";
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	162 int bitIndex = (regIdx >> 1) * BITS_PER_ENTRY;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	163 int wordIndex = bitIndex / BITS_PER_ELEMENT;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	164 int shift = bitIndex - wordIndex * BITS_PER_ELEMENT;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	165 if (wordIndex >= words.length) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	166 if (value == 0) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	167 // Nothing to do since bits are clear
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	168 return;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	169 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	170 words = Arrays.copyOf(words, wordIndex + 1);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	171 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	172 assert verifyUpdate(this, this);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	173 long orig = words[wordIndex];
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	174 words[wordIndex] = (orig & (~(0b1111L << shift))) \| ((long) value << shift);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	175 assert get(regIdx / 2) == value;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	176 assert verifyUpdate(this, this);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	177 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	178
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	179 private void setNarrowEntry(int offset, int value) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	180 int regIdx = offset >> 1;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	181 boolean low = offset % 2 == 0;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	182 int bitIndex = regIdx * BITS_PER_ENTRY;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	183 int wordIndex = bitIndex / BITS_PER_ELEMENT;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	184 int shift = bitIndex - wordIndex * BITS_PER_ELEMENT;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	185 if (wordIndex >= words.length) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	186 if (value == 0) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	187 // Nothing to do since bits are clear
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	188 return;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	189 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	190 words = Arrays.copyOf(words, wordIndex + 1);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	191 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	192 long originalValue = words[wordIndex];
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	193 int current = ((int) (originalValue >> shift)) & 0b1111;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	194 if (current == OOP64) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	195 current = 0;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	196 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	197 long newValue;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	198 if (value != 0) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	199 newValue = current \| (low ? value : (value << 2));
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	200 } else {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	201 newValue = current & (low ? 0b1100 : 0b0011);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	202 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	203 long masked = originalValue & (~(0b1111L << shift));
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	204 words[wordIndex] = masked \| (newValue << shift);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	205 assert verifyUpdate(this, this);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	206 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	207
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	208 private int getEntry(int regIdx) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	209 int bitIndex = regIdx * BITS_PER_ENTRY;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	210 int wordIndex = bitIndex / BITS_PER_ELEMENT;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	211 int shift = bitIndex - wordIndex * BITS_PER_ELEMENT;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	212 return ((int) (words[wordIndex] >>> shift)) & 0b1111;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	213 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	214
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	215 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	216 public boolean equals(Object other) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	217 if (this == other) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	218 return true;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	219 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	220
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	221 if (other instanceof HotSpotOopMap) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	222 HotSpotOopMap otherMap = (HotSpotOopMap) other;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	223 int limit = Math.min(words.length, otherMap.words.length);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	224 for (int i = 0; i < limit; i++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	225 if (words[i] != otherMap.words[i]) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	226 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	227 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	228 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	229 for (int i = limit; i < words.length; i++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	230 if (words[i] != 0) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	231 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	232 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	233 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	234 for (int i = limit; i < otherMap.words.length; i++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	235 if (otherMap.words[i] != 0) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	236 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	237 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	238 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	239 return true;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	240 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	241 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	242 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	243
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	244 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	245 public int hashCode() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	246 long h = 1234;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	247 for (int i = words.length; --i >= 0;) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	248 h ^= words[i] * (i + 1);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	249 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	250 return (int) ((h >> 32) ^ h);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	251 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	252
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	253 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	254 public String toString() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	255 int count = 0;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	256 StringBuilder sb = new StringBuilder();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	257 sb.append("[");
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	258 for (int idx = 0; idx < size(); idx++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	259 MapEntry dstType = MapEntry.getFromBits(idx, this);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	260 if (dstType == MapEntry.NoReference) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	261 continue;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	262 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	263 if (count > 0) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	264 sb.append(", ");
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	265 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	266 if (dstType == MapEntry.Illegal) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	267 int value = get(idx);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	268 sb.append("0x");
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	269 sb.append(Integer.toHexString(value));
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	270 } else {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	271 sb.append(idx);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	272 sb.append(':');
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	273 sb.append(dstType);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	274 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	275 count++;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	276 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	277 sb.append("]");
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	278 return sb.toString();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	279 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	280 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	281
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	282 /**
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	283 * Contains 3 bits per scalar register, and n*3 bits per n-word vector register (e.g., on a
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	284 * 64-bit system, a 256-bit vector register requires 12 reference map bits).
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	285 * <p>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	286 * These bits can have the following values (LSB first):
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	287 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	288 * <pre>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	289 * 000 - contains no references
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	290 * 100 - contains a wide oop
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	291 * 110 - contains a narrow oop in the lower half
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	292 * 101 - contains a narrow oop in the upper half
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	293 * 111 - contains two narrow oops
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	294 * </pre>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	295 */
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	296 private final HotSpotOopMap registerRefMap;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	297
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	298 /**
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	299 * Contains 3 bits per stack word.
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	300 * <p>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	301 * These bits can have the following values (LSB first):
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	302 *
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	303 * <pre>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	304 * 000 - contains no references
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	305 * 100 - contains a wide oop
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	306 * 110 - contains a narrow oop in the lower half
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	307 * 101 - contains a narrow oop in the upper half
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	308 * 111 - contains two narrow oops
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	309 * </pre>
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	310 */
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	311 private final HotSpotOopMap frameRefMap;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	312
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	313 private final TargetDescription target;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	314
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	315 public HotSpotReferenceMap(int registerCount, int frameSlotCount, TargetDescription target) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	316 if (registerCount > 0) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	317 this.registerRefMap = new HotSpotOopMap(registerCount);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	318 } else {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	319 this.registerRefMap = null;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	320 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	321 this.frameRefMap = new HotSpotOopMap(frameSlotCount);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	322 this.target = target;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	323 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	324
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	325 private HotSpotReferenceMap(HotSpotReferenceMap other) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	326 this.registerRefMap = other.registerRefMap.clone();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	327 this.frameRefMap = other.frameRefMap.clone();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	328 this.target = other.target;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	329 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	330
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	331 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	332 public ReferenceMap clone() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	333 return new HotSpotReferenceMap(this);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	334 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	335
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	336 // setters
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	337 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	338 public void setRegister(int idx, LIRKind kind) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	339 set(registerRefMap, idx * 2, kind);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	340 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	341
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	342 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	343 public void setStackSlot(int offset, LIRKind kind) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	344 assert offset % bytesPerElement(kind) == 0 : "unaligned value in ReferenceMap";
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	345 set(frameRefMap, offset / 4, kind);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	346 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	347
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	348 private void set(HotSpotOopMap refMap, int index, LIRKind kind) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	349 if (kind.isDerivedReference()) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	350 throw new JVMCIError("derived reference cannot be inserted in ReferenceMap");
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	351 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	352
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	353 int bytesPerElement = bytesPerElement(kind);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	354 int length = kind.getPlatformKind().getVectorLength();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	355 if (bytesPerElement == 8) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	356 for (int i = 0; i < length; i++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	357 if (kind.isReference(i)) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	358 refMap.setOop(index + i * 2);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	359 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	360 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	361 } else if (bytesPerElement == 4) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	362 for (int i = 0; i < length; i++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	363 if (kind.isReference(i)) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	364 refMap.setNarrowOop(index + i);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	365 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	366 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	367 } else {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	368 assert kind.isValue() : "unknown reference kind " + kind;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	369 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	370 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	371
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	372 private int bytesPerElement(LIRKind kind) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	373 PlatformKind platformKind = kind.getPlatformKind();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	374 return target.getSizeInBytes(platformKind) / platformKind.getVectorLength();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	375 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	376
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	377 public HotSpotOopMap getFrameMap() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	378 return frameRefMap == null ? null : (HotSpotOopMap) frameRefMap.clone();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	379 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	380
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	381 public HotSpotOopMap getRegisterMap() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	382 return registerRefMap == null ? null : (HotSpotOopMap) registerRefMap.clone();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	383 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	384
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	385 static MapEntry[] entries(HotSpotOopMap fixedMap) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	386 MapEntry[] result = new MapEntry[fixedMap.size()];
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	387 for (int idx = 0; idx < fixedMap.size(); idx++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	388 MapEntry dstType = MapEntry.getFromBits(idx, fixedMap);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	389 result[idx] = dstType;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	390 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	391 return result;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	392 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	393
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	394 private static boolean verifyUpdate(HotSpotOopMap dst, HotSpotOopMap src) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	395 return verifyUpdate(dst, src, true);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	396 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	397
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	398 private static boolean verifyUpdate(HotSpotOopMap dst, HotSpotOopMap src, boolean doAssert) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	399 for (int idx = 0; idx < Math.min(src.size(), dst.size()); idx++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	400 if (!verifyUpdateEntry(idx, dst, src, doAssert)) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	401 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	402 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	403 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	404 return true;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	405 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	406
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	407 private static boolean verifyUpdateEntry(int idx, HotSpotOopMap dst, HotSpotOopMap src, boolean doAssert) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	408 MapEntry dstType = MapEntry.getFromBits(idx, dst);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	409 MapEntry srcType = MapEntry.getFromBits(idx, src);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	410
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	411 if (dstType == MapEntry.Illegal \|\| srcType == MapEntry.Illegal) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	412 assert !doAssert : String.format("Illegal RefMap bit pattern: %s (0b%s), %s (0b%s)", dstType, dstType.toBitString(), srcType, srcType.toBitString());
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	413 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	414 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	415 switch (dstType) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	416 case NoReference:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	417 return true;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	418 case WideOop:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	419 switch (srcType) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	420 case NoReference:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	421 case WideOop:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	422 return true;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	423 default:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	424 assert false : String.format("Illegal RefMap combination: %s (0b%s), %s (0b%s)", dstType, dstType.toBitString(), srcType, srcType.toBitString());
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	425 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	426 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	427 case TwoNarrowOops:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	428 case NarrowOopLowerHalf:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	429 case NarrowOopUpperHalf:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	430 switch (srcType) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	431 case TwoNarrowOops:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	432 case NarrowOopLowerHalf:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	433 case NarrowOopUpperHalf:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	434 case NoReference:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	435 return true;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	436 default:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	437 assert false : String.format("Illegal RefMap combination: %s (0b%s), %s (0b%s)", dstType, dstType.toBitString(), srcType, srcType.toBitString());
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	438 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	439 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	440 default:
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	441 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	442 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	443 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	444
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	445 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	446 public int hashCode() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	447 throw new UnsupportedOperationException();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	448 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	449
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	450 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	451 public boolean equals(Object obj) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	452 if (this == obj) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	453 return true;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	454 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	455 if (obj instanceof HotSpotReferenceMap) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	456 HotSpotReferenceMap that = (HotSpotReferenceMap) obj;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	457 if (this.frameRefMap.equals(that.frameRefMap) && Objects.equals(this.registerRefMap, that.registerRefMap) && this.target.equals(that.target)) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	458 return true;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	459 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	460 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	461 return false;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	462 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	463
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	464 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	465 public boolean hasRegisterRefMap() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	466 return registerRefMap != null && registerRefMap.size() > 0;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	467 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	468
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	469 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	470 public boolean hasFrameRefMap() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	471 return frameRefMap != null && frameRefMap.size() > 0;
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	472 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	473
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	474 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	475 public void appendRegisterMap(StringBuilder sb, RefMapFormatter formatter) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	476 for (int idx = 0; idx < registerRefMap.size(); idx++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	477 MapEntry dstType = MapEntry.getFromBits(idx, registerRefMap);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	478 if (dstType != MapEntry.NoReference) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	479 sb.append(' ').append(formatter.formatRegister(idx)).append(':').append(dstType);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	480 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	481 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	482 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	483
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	484 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	485 public void appendFrameMap(StringBuilder sb, RefMapFormatter formatter) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	486 for (int idx = 0; idx < frameRefMap.size(); idx++) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	487 MapEntry dstType = MapEntry.getFromBits(idx, frameRefMap);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	488 if (dstType != MapEntry.NoReference) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	489 sb.append(' ').append(formatter.formatStackSlot(idx)).append(':').append(dstType);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	490 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	491 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	492 }
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	493
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	494 @Override
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	495 public String toString() {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	496 StringBuilder sb = new StringBuilder();
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	497 if (registerRefMap != null) {
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	498 sb.append("Registers = ");
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	499 sb.append(registerRefMap);
5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53) Doug Simon <doug.simon@oracle.com> parents: diff changeset	500 }

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5324104ac4f3 moved com.oracle.graal.hotspot.jvmci classes to com.oracle.jvmci.hotspot module (JBS:GRAAL-53)