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annotate graal/com.oracle.graal.asm.amd64/src/com/oracle/graal/asm/amd64/AMD64MacroAssembler.java @ 21437:3c66c48a28f3

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AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
author Josef Eisl <josef.eisl@jku.at>
date Wed, 20 May 2015 16:30:05 +0200
parents 5a42f9b582c6
children 48c1ebd24120
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /*
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2 * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
e233f5660da4 Added Java files from Maxine project.
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.asm.amd64;
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24
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25 import static com.oracle.graal.asm.amd64.AMD64AsmOptions.*;
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26
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27 import com.oracle.graal.amd64.*;
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28 import com.oracle.graal.api.code.*;
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29 import com.oracle.graal.api.meta.*;
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30 import com.oracle.graal.asm.*;
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31
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32 /**
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33 * This class implements commonly used X86 code patterns.
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34 */
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35 public class AMD64MacroAssembler extends AMD64Assembler {
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36
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37 public AMD64MacroAssembler(TargetDescription target, RegisterConfig registerConfig) {
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38 super(target, registerConfig);
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39 }
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40
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41 public final void decrementq(Register reg, int value) {
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42 if (value == Integer.MIN_VALUE) {
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43 subq(reg, value);
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44 return;
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45 }
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46 if (value < 0) {
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47 incrementq(reg, -value);
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48 return;
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49 }
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50 if (value == 0) {
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51 return;
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52 }
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53 if (value == 1 && UseIncDec) {
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54 decq(reg);
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55 } else {
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56 subq(reg, value);
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57 }
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58 }
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59
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60 public final void decrementq(AMD64Address dst, int value) {
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61 if (value == Integer.MIN_VALUE) {
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62 subq(dst, value);
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63 return;
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64 }
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65 if (value < 0) {
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66 incrementq(dst, -value);
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67 return;
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68 }
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69 if (value == 0) {
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70 return;
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71 }
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72 if (value == 1 && UseIncDec) {
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73 decq(dst);
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74 } else {
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75 subq(dst, value);
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76 }
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77 }
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78
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79 public void incrementq(Register reg, int value) {
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80 if (value == Integer.MIN_VALUE) {
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81 addq(reg, value);
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82 return;
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83 }
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84 if (value < 0) {
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85 decrementq(reg, -value);
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86 return;
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87 }
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88 if (value == 0) {
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89 return;
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90 }
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91 if (value == 1 && UseIncDec) {
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92 incq(reg);
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93 } else {
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94 addq(reg, value);
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95 }
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96 }
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97
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98 public final void incrementq(AMD64Address dst, int value) {
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99 if (value == Integer.MIN_VALUE) {
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100 addq(dst, value);
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101 return;
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102 }
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103 if (value < 0) {
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104 decrementq(dst, -value);
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105 return;
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106 }
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107 if (value == 0) {
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108 return;
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109 }
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110 if (value == 1 && UseIncDec) {
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111 incq(dst);
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112 } else {
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113 addq(dst, value);
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114 }
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115 }
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116
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117 public final void movptr(Register dst, AMD64Address src) {
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118 movq(dst, src);
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119 }
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120
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121 public final void movptr(AMD64Address dst, Register src) {
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122 movq(dst, src);
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123 }
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124
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125 public final void movptr(AMD64Address dst, int src) {
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126 movslq(dst, src);
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127 }
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128
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129 public final void cmpptr(Register src1, Register src2) {
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
130 cmpq(src1, src2);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
131 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
132
7839
838293a77af7 Make Address class platform specific.
Roland Schatz <roland.schatz@oracle.com>
parents: 7822
diff changeset
133 public final void cmpptr(Register src1, AMD64Address src2) {
3733
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parents:
diff changeset
134 cmpq(src1, src2);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
135 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
136
7822
03eec5b7a546 Clean up of AMD64MacroAssembler.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7791
diff changeset
137 public final void decrementl(Register reg, int value) {
3733
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
138 if (value == Integer.MIN_VALUE) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
139 subl(reg, value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
140 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
141 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
142 if (value < 0) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
143 incrementl(reg, -value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
144 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
145 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
146 if (value == 0) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
147 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
148 }
6493
85c1b84f8fd9 moved ADM64-specific assembler code into separate project
Doug Simon <doug.simon@oracle.com>
parents: 6329
diff changeset
149 if (value == 1 && UseIncDec) {
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
150 decl(reg);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
151 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
152 subl(reg, value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
153 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
154 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
155
7839
838293a77af7 Make Address class platform specific.
Roland Schatz <roland.schatz@oracle.com>
parents: 7822
diff changeset
156 public final void decrementl(AMD64Address dst, int value) {
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
157 if (value == Integer.MIN_VALUE) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
158 subl(dst, value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
159 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
160 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
161 if (value < 0) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
162 incrementl(dst, -value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
163 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
164 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
165 if (value == 0) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
166 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
167 }
6493
85c1b84f8fd9 moved ADM64-specific assembler code into separate project
Doug Simon <doug.simon@oracle.com>
parents: 6329
diff changeset
168 if (value == 1 && UseIncDec) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
169 decl(dst);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
170 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
171 subl(dst, value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
172 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
173 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
174
7822
03eec5b7a546 Clean up of AMD64MacroAssembler.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7791
diff changeset
175 public final void incrementl(Register reg, int value) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
176 if (value == Integer.MIN_VALUE) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
177 addl(reg, value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
178 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
179 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
180 if (value < 0) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
181 decrementl(reg, -value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
182 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
183 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
184 if (value == 0) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
185 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
186 }
6493
85c1b84f8fd9 moved ADM64-specific assembler code into separate project
Doug Simon <doug.simon@oracle.com>
parents: 6329
diff changeset
187 if (value == 1 && UseIncDec) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
188 incl(reg);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
189 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
190 addl(reg, value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
191 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
192 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
193
7839
838293a77af7 Make Address class platform specific.
Roland Schatz <roland.schatz@oracle.com>
parents: 7822
diff changeset
194 public final void incrementl(AMD64Address dst, int value) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
195 if (value == Integer.MIN_VALUE) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
196 addl(dst, value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
197 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
198 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
199 if (value < 0) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
200 decrementl(dst, -value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
201 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
202 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
203 if (value == 0) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
204 return;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
205 }
6493
85c1b84f8fd9 moved ADM64-specific assembler code into separate project
Doug Simon <doug.simon@oracle.com>
parents: 6329
diff changeset
206 if (value == 1 && UseIncDec) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
207 incl(dst);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
208 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
209 addl(dst, value);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
210 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
211 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
212
13265
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
213 public void movflt(Register dst, Register src) {
18253
edb88f5425e6 switch to using use .equals() instead of == when comparing RegisterCaterory objects for equality
Doug Simon <doug.simon@oracle.com>
parents: 15456
diff changeset
214 assert dst.getRegisterCategory().equals(AMD64.XMM) && src.getRegisterCategory().equals(AMD64.XMM);
6493
85c1b84f8fd9 moved ADM64-specific assembler code into separate project
Doug Simon <doug.simon@oracle.com>
parents: 6329
diff changeset
215 if (UseXmmRegToRegMoveAll) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
216 movaps(dst, src);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
217 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
218 movss(dst, src);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
219 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
220 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
221
13265
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
222 public void movflt(Register dst, AMD64Address src) {
18253
edb88f5425e6 switch to using use .equals() instead of == when comparing RegisterCaterory objects for equality
Doug Simon <doug.simon@oracle.com>
parents: 15456
diff changeset
223 assert dst.getRegisterCategory().equals(AMD64.XMM);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
224 movss(dst, src);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
225 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
226
13265
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
227 public void movflt(AMD64Address dst, Register src) {
18253
edb88f5425e6 switch to using use .equals() instead of == when comparing RegisterCaterory objects for equality
Doug Simon <doug.simon@oracle.com>
parents: 15456
diff changeset
228 assert src.getRegisterCategory().equals(AMD64.XMM);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
229 movss(dst, src);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
230 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
231
13265
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
232 public void movdbl(Register dst, Register src) {
18253
edb88f5425e6 switch to using use .equals() instead of == when comparing RegisterCaterory objects for equality
Doug Simon <doug.simon@oracle.com>
parents: 15456
diff changeset
233 assert dst.getRegisterCategory().equals(AMD64.XMM) && src.getRegisterCategory().equals(AMD64.XMM);
6493
85c1b84f8fd9 moved ADM64-specific assembler code into separate project
Doug Simon <doug.simon@oracle.com>
parents: 6329
diff changeset
234 if (UseXmmRegToRegMoveAll) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
235 movapd(dst, src);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
236 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
237 movsd(dst, src);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
238 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
239 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
240
13265
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
241 public void movdbl(Register dst, AMD64Address src) {
18253
edb88f5425e6 switch to using use .equals() instead of == when comparing RegisterCaterory objects for equality
Doug Simon <doug.simon@oracle.com>
parents: 15456
diff changeset
242 assert dst.getRegisterCategory().equals(AMD64.XMM);
6493
85c1b84f8fd9 moved ADM64-specific assembler code into separate project
Doug Simon <doug.simon@oracle.com>
parents: 6329
diff changeset
243 if (UseXmmLoadAndClearUpper) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
244 movsd(dst, src);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
245 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
246 movlpd(dst, src);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
247 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
248 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
249
13265
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
250 public void movdbl(AMD64Address dst, Register src) {
18253
edb88f5425e6 switch to using use .equals() instead of == when comparing RegisterCaterory objects for equality
Doug Simon <doug.simon@oracle.com>
parents: 15456
diff changeset
251 assert src.getRegisterCategory().equals(AMD64.XMM);
13265
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
252 movsd(dst, src);
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
253 }
2d76d0c85345 Make selection of x86 floating point move instruction extensible.
Roland Schatz <roland.schatz@oracle.com>
parents: 10513
diff changeset
254
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
255 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 6580
diff changeset
256 * Non-atomic write of a 64-bit constant to memory. Do not use if the address might be a
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 6580
diff changeset
257 * volatile field!
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
258 */
7839
838293a77af7 Make Address class platform specific.
Roland Schatz <roland.schatz@oracle.com>
parents: 7822
diff changeset
259 public final void movlong(AMD64Address dst, long src) {
21437
3c66c48a28f3 AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
Josef Eisl <josef.eisl@jku.at>
parents: 20085
diff changeset
260 if (NumUtil.isInt(src)) {
3c66c48a28f3 AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
Josef Eisl <josef.eisl@jku.at>
parents: 20085
diff changeset
261 AMD64MIOp.MOV.emit(this, OperandSize.QWORD, dst, (int) src);
3c66c48a28f3 AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
Josef Eisl <josef.eisl@jku.at>
parents: 20085
diff changeset
262 } else {
3c66c48a28f3 AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
Josef Eisl <josef.eisl@jku.at>
parents: 20085
diff changeset
263 AMD64Address high = new AMD64Address(dst.getBase(), dst.getIndex(), dst.getScale(), dst.getDisplacement() + 4);
3c66c48a28f3 AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
Josef Eisl <josef.eisl@jku.at>
parents: 20085
diff changeset
264 movl(dst, (int) (src & 0xFFFFFFFF));
3c66c48a28f3 AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
Josef Eisl <josef.eisl@jku.at>
parents: 20085
diff changeset
265 movl(high, (int) (src >> 32));
3c66c48a28f3 AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
Josef Eisl <josef.eisl@jku.at>
parents: 20085
diff changeset
266 }
3c66c48a28f3 AMD64MacroAssembler#movlong: use sign-extend 32bit move if possible.
Josef Eisl <josef.eisl@jku.at>
parents: 20085
diff changeset
267
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
268 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
269
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270 public final void flog(Register dest, Register value, boolean base10) {
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271 if (base10) {
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272 fldlg2();
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273 } else {
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274 fldln2();
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275 }
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276 AMD64Address tmp = trigPrologue(value);
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277 fyl2x();
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278 trigEpilogue(dest, tmp);
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279 }
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280
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281 public final void fsin(Register dest, Register value) {
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282 AMD64Address tmp = trigPrologue(value);
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283 fsin();
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284 trigEpilogue(dest, tmp);
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285 }
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286
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287 public final void fcos(Register dest, Register value) {
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288 AMD64Address tmp = trigPrologue(value);
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289 fcos();
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290 trigEpilogue(dest, tmp);
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291 }
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292
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293 public final void ftan(Register dest, Register value) {
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294 AMD64Address tmp = trigPrologue(value);
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295 fptan();
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296 fstp(0); // ftan pushes 1.0 in addition to the actual result, pop
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297 trigEpilogue(dest, tmp);
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298 }
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299
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300 public final void fpop() {
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301 ffree(0);
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302 fincstp();
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303 }
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304
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305 private AMD64Address trigPrologue(Register value) {
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306 assert value.getRegisterCategory().equals(AMD64.XMM);
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307 AMD64Address tmp = new AMD64Address(AMD64.rsp);
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308 subq(AMD64.rsp, target.getSizeInBytes(Kind.Double));
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309 movdbl(tmp, value);
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310 fldd(tmp);
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311 return tmp;
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312 }
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313
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314 private void trigEpilogue(Register dest, AMD64Address tmp) {
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315 assert dest.getRegisterCategory().equals(AMD64.XMM);
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316 fstpd(tmp);
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317 movdbl(dest, tmp);
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318 addq(AMD64.rsp, target.getSizeInBytes(Kind.Double));
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319 }
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320
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321 /**
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322 * Emit code to save a given set of callee save registers in the {@linkplain CalleeSaveLayout
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323 * CSA} within the frame.
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324 *
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325 * @param csl the description of the CSA
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326 * @param frameToCSA offset from the frame pointer to the CSA
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327 */
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328 public final void save(CalleeSaveLayout csl, int frameToCSA) {
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329 for (Register r : csl.registers) {
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330 int offset = csl.offsetOf(r);
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331 movq(new AMD64Address(frameRegister, frameToCSA + offset), r);
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332 }
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333 }
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334
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335 public final void restore(CalleeSaveLayout csl, int frameToCSA) {
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336 for (Register r : csl.registers) {
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337 int offset = csl.offsetOf(r);
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338 movq(r, new AMD64Address(frameRegister, frameToCSA + offset));
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339 }
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340 }
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341 }