Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/asm/x86/X86Registers.java @ 1913:3b2dea75431e
6984311: JSR 292 needs optional bootstrap method parameters
Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands.
Reviewed-by: twisti
| author | jrose |
|---|---|
| date | Sat, 30 Oct 2010 13:08:23 -0700 |
| parents | c18cbe5936b8 |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* |
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6941466: Oracle rebranding changes for Hotspot repositories
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2 * Copyright (c) 2001, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot.asm.x86; | |
| 26 | |
| 27 import sun.jvm.hotspot.utilities.*; | |
| 28 | |
| 29 public class X86Registers { | |
| 30 public static final int NUM_REGISTERS = 8; | |
| 31 | |
| 32 public static final X86Register EAX; | |
| 33 public static final X86Register ECX; | |
| 34 public static final X86Register EDX; | |
| 35 public static final X86Register EBX; | |
| 36 public static final X86Register ESP; | |
| 37 public static final X86Register EBP; | |
| 38 public static final X86Register ESI; | |
| 39 public static final X86Register EDI; | |
| 40 | |
| 41 public static final X86Register AX; | |
| 42 public static final X86Register CX; | |
| 43 public static final X86Register DX; | |
| 44 public static final X86Register BX; | |
| 45 public static final X86Register SP; | |
| 46 public static final X86Register BP; | |
| 47 public static final X86Register SI; | |
| 48 public static final X86Register DI; | |
| 49 | |
| 50 public static final X86Register AL; | |
| 51 public static final X86Register CL; | |
| 52 public static final X86Register DL; | |
| 53 public static final X86Register BL; | |
| 54 public static final X86Register AH; | |
| 55 public static final X86Register CH; | |
| 56 public static final X86Register DH; | |
| 57 public static final X86Register BH; | |
| 58 | |
| 59 private static X86Register registers8[]; | |
| 60 private static X86Register registers16[]; | |
| 61 private static X86Register registers32[]; | |
| 62 | |
| 63 static { | |
| 64 EAX = new X86RegisterPart(0, "%eax", 0, 32); | |
| 65 ECX = new X86RegisterPart(1, "%ecx", 0, 32); | |
| 66 EDX = new X86RegisterPart(2, "%edx", 0, 32); | |
| 67 EBX = new X86RegisterPart(3, "%ebx", 0, 32); | |
| 68 ESP = new X86RegisterPart(4, "%esp", 0, 32); | |
| 69 EBP = new X86RegisterPart(5, "%ebp", 0, 32); | |
| 70 ESI = new X86RegisterPart(6, "%esi", 0, 32); | |
| 71 EDI = new X86RegisterPart(7, "%edi", 0, 32); | |
| 72 | |
| 73 AX = new X86RegisterPart(0, "%ax", 0, 16); | |
| 74 CX = new X86RegisterPart(1, "%cx", 0, 16); | |
| 75 DX = new X86RegisterPart(2, "%dx", 0, 16); | |
| 76 BX = new X86RegisterPart(3, "%bx", 0, 16); | |
| 77 SP = new X86RegisterPart(4, "%sp", 0, 16); | |
| 78 BP = new X86RegisterPart(5, "%bp", 0, 16); | |
| 79 SI = new X86RegisterPart(6, "%si", 0, 16); | |
| 80 DI = new X86RegisterPart(7, "%di", 0, 16); | |
| 81 | |
| 82 AL = new X86RegisterPart(0, "%al", 0, 8); | |
| 83 CL = new X86RegisterPart(1, "%cl", 0, 8); | |
| 84 DL = new X86RegisterPart(2, "%dl", 0, 8); | |
| 85 BL = new X86RegisterPart(3, "%bl", 0, 8); | |
| 86 AH = new X86RegisterPart(0, "%ah", 8, 8); | |
| 87 CH = new X86RegisterPart(1, "%ch", 8, 8); | |
| 88 DH = new X86RegisterPart(2, "%dh", 8, 8); | |
| 89 BH = new X86RegisterPart(3, "%bh", 8, 8); | |
| 90 | |
| 91 registers32 = (new X86Register[] { | |
| 92 EAX, ECX, EDX, EBX, ESP, EBP, ESI, EDI | |
| 93 }); | |
| 94 registers16 = (new X86Register[] { | |
| 95 AX, CX, DX, BX, SP, BP, SI, DI | |
| 96 }); | |
| 97 registers8 = (new X86Register[] { | |
| 98 AL, CL, DL, BL, AH, CH, DH, BH | |
| 99 }); | |
| 100 } | |
| 101 | |
| 102 public static int getNumberOfRegisters() { | |
| 103 return NUM_REGISTERS; | |
| 104 } | |
| 105 | |
| 106 public static X86Register getRegister8(int regNum) { | |
| 107 if (Assert.ASSERTS_ENABLED) { | |
| 108 Assert.that(regNum > -1 && regNum < NUM_REGISTERS, "invalid integer register number!"); | |
| 109 } | |
| 110 return registers8[regNum]; | |
| 111 } | |
| 112 | |
| 113 public static X86Register getRegister16(int regNum) { | |
| 114 if (Assert.ASSERTS_ENABLED) { | |
| 115 Assert.that(regNum > -1 && regNum < NUM_REGISTERS, "invalid integer register number!"); | |
| 116 } | |
| 117 return registers16[regNum]; | |
| 118 } | |
| 119 | |
| 120 public static X86Register getRegister32(int regNum) { | |
| 121 if (Assert.ASSERTS_ENABLED) { | |
| 122 Assert.that(regNum > -1 && regNum < NUM_REGISTERS, "invalid integer register number!"); | |
| 123 } | |
| 124 return registers32[regNum]; | |
| 125 } | |
| 126 | |
| 127 //Return the 32bit register name | |
| 128 public static String getRegisterName(int regNum) { | |
| 129 if (Assert.ASSERTS_ENABLED) { | |
| 130 Assert.that(regNum > -1 && regNum < NUM_REGISTERS, "invalid integer register number!"); | |
| 131 } | |
| 132 return registers32[regNum].toString(); | |
| 133 } | |
| 134 } |