Mercurial > hg > graal-jvmci-8

annotate jvmci/jdk.vm.ci.hotspot.sparc/src/jdk/vm/ci/hotspot/sparc/SPARCHotSpotRegisterConfig.java @ 22672:1bbd4a7c274b

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Rename jdk.internal.jvmci to jdk.vm.ci
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Thu, 08 Oct 2015 17:28:41 -0700
parents jvmci/jdk.internal.jvmci.hotspot.sparc/src/jdk/internal/jvmci/hotspot/sparc/SPARCHotSpotRegisterConfig.java@a215c16882e0
children 4688478ecb7b
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1 /*
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Roland Schatz <roland.schatz@oracle.com>
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2 * Copyright (c) 2013, 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,
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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 jdk.vm.ci.hotspot.sparc;
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24
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25 import static jdk.vm.ci.sparc.SPARC.FPUd;
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26 import static jdk.vm.ci.sparc.SPARC.FPUs;
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27 import static jdk.vm.ci.sparc.SPARC.d0;
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28 import static jdk.vm.ci.sparc.SPARC.d2;
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29 import static jdk.vm.ci.sparc.SPARC.d32;
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30 import static jdk.vm.ci.sparc.SPARC.d34;
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31 import static jdk.vm.ci.sparc.SPARC.d36;
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32 import static jdk.vm.ci.sparc.SPARC.d38;
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33 import static jdk.vm.ci.sparc.SPARC.d4;
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34 import static jdk.vm.ci.sparc.SPARC.d40;
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35 import static jdk.vm.ci.sparc.SPARC.d42;
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36 import static jdk.vm.ci.sparc.SPARC.d44;
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37 import static jdk.vm.ci.sparc.SPARC.d46;
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38 import static jdk.vm.ci.sparc.SPARC.d48;
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39 import static jdk.vm.ci.sparc.SPARC.d50;
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40 import static jdk.vm.ci.sparc.SPARC.d52;
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41 import static jdk.vm.ci.sparc.SPARC.d54;
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42 import static jdk.vm.ci.sparc.SPARC.d56;
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43 import static jdk.vm.ci.sparc.SPARC.d58;
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44 import static jdk.vm.ci.sparc.SPARC.d6;
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45 import static jdk.vm.ci.sparc.SPARC.d60;
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46 import static jdk.vm.ci.sparc.SPARC.d62;
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47 import static jdk.vm.ci.sparc.SPARC.f0;
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48 import static jdk.vm.ci.sparc.SPARC.f1;
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49 import static jdk.vm.ci.sparc.SPARC.f10;
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50 import static jdk.vm.ci.sparc.SPARC.f11;
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51 import static jdk.vm.ci.sparc.SPARC.f12;
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52 import static jdk.vm.ci.sparc.SPARC.f13;
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53 import static jdk.vm.ci.sparc.SPARC.f14;
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54 import static jdk.vm.ci.sparc.SPARC.f15;
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55 import static jdk.vm.ci.sparc.SPARC.f16;
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56 import static jdk.vm.ci.sparc.SPARC.f17;
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57 import static jdk.vm.ci.sparc.SPARC.f18;
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58 import static jdk.vm.ci.sparc.SPARC.f19;
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59 import static jdk.vm.ci.sparc.SPARC.f2;
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60 import static jdk.vm.ci.sparc.SPARC.f20;
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61 import static jdk.vm.ci.sparc.SPARC.f21;
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62 import static jdk.vm.ci.sparc.SPARC.f22;
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63 import static jdk.vm.ci.sparc.SPARC.f23;
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64 import static jdk.vm.ci.sparc.SPARC.f24;
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65 import static jdk.vm.ci.sparc.SPARC.f25;
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66 import static jdk.vm.ci.sparc.SPARC.f26;
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67 import static jdk.vm.ci.sparc.SPARC.f27;
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68 import static jdk.vm.ci.sparc.SPARC.f28;
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69 import static jdk.vm.ci.sparc.SPARC.f29;
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70 import static jdk.vm.ci.sparc.SPARC.f3;
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71 import static jdk.vm.ci.sparc.SPARC.f30;
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72 import static jdk.vm.ci.sparc.SPARC.f31;
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73 import static jdk.vm.ci.sparc.SPARC.f4;
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74 import static jdk.vm.ci.sparc.SPARC.f5;
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75 import static jdk.vm.ci.sparc.SPARC.f6;
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76 import static jdk.vm.ci.sparc.SPARC.f7;
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77 import static jdk.vm.ci.sparc.SPARC.f8;
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78 import static jdk.vm.ci.sparc.SPARC.f9;
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79 import static jdk.vm.ci.sparc.SPARC.g1;
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80 import static jdk.vm.ci.sparc.SPARC.g2;
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81 import static jdk.vm.ci.sparc.SPARC.g3;
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82 import static jdk.vm.ci.sparc.SPARC.g4;
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83 import static jdk.vm.ci.sparc.SPARC.g5;
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84 import static jdk.vm.ci.sparc.SPARC.g6;
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85 import static jdk.vm.ci.sparc.SPARC.g7;
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86 import static jdk.vm.ci.sparc.SPARC.i0;
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87 import static jdk.vm.ci.sparc.SPARC.i1;
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88 import static jdk.vm.ci.sparc.SPARC.i2;
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89 import static jdk.vm.ci.sparc.SPARC.i3;
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90 import static jdk.vm.ci.sparc.SPARC.i4;
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91 import static jdk.vm.ci.sparc.SPARC.i5;
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92 import static jdk.vm.ci.sparc.SPARC.i6;
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93 import static jdk.vm.ci.sparc.SPARC.i7;
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94 import static jdk.vm.ci.sparc.SPARC.l0;
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95 import static jdk.vm.ci.sparc.SPARC.l1;
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96 import static jdk.vm.ci.sparc.SPARC.l2;
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97 import static jdk.vm.ci.sparc.SPARC.l3;
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98 import static jdk.vm.ci.sparc.SPARC.l4;
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99 import static jdk.vm.ci.sparc.SPARC.l5;
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100 import static jdk.vm.ci.sparc.SPARC.l6;
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101 import static jdk.vm.ci.sparc.SPARC.l7;
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102 import static jdk.vm.ci.sparc.SPARC.o0;
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103 import static jdk.vm.ci.sparc.SPARC.o1;
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104 import static jdk.vm.ci.sparc.SPARC.o2;
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105 import static jdk.vm.ci.sparc.SPARC.o3;
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106 import static jdk.vm.ci.sparc.SPARC.o4;
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107 import static jdk.vm.ci.sparc.SPARC.o5;
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108 import static jdk.vm.ci.sparc.SPARC.o7;
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109 import static jdk.vm.ci.sparc.SPARC.sp;
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110
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111 import java.util.ArrayList;
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112 import java.util.Arrays;
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113
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114 import jdk.vm.ci.code.Architecture;
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115 import jdk.vm.ci.code.CallingConvention;
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116 import jdk.vm.ci.code.CallingConvention.Type;
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117 import jdk.vm.ci.code.Register;
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118 import jdk.vm.ci.code.RegisterAttributes;
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119 import jdk.vm.ci.code.RegisterConfig;
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120 import jdk.vm.ci.code.StackSlot;
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121 import jdk.vm.ci.code.TargetDescription;
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122 import jdk.vm.ci.common.JVMCIError;
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123 import jdk.vm.ci.hotspot.HotSpotVMConfig;
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124 import jdk.vm.ci.meta.AllocatableValue;
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125 import jdk.vm.ci.meta.JavaKind;
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126 import jdk.vm.ci.meta.JavaType;
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127 import jdk.vm.ci.meta.LIRKind;
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128 import jdk.vm.ci.meta.PlatformKind;
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129 import jdk.vm.ci.meta.Value;
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130 import jdk.vm.ci.sparc.SPARC;
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131 import jdk.vm.ci.sparc.SPARCKind;
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132
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133 public class SPARCHotSpotRegisterConfig implements RegisterConfig {
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134
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135 private final Architecture architecture;
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136
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137 private final Register[] allocatable;
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138
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139 private final RegisterAttributes[] attributesMap;
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140
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141 @Override
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142 public Register[] getAllocatableRegisters() {
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143 return allocatable.clone();
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144 }
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145
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146 public Register[] filterAllocatableRegisters(PlatformKind kind, Register[] registers) {
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147 ArrayList<Register> list = new ArrayList<>();
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148 for (Register reg : registers) {
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149 if (architecture.canStoreValue(reg.getRegisterCategory(), kind)) {
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150 // Special treatment for double precision
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151 // TODO: This is wasteful it uses only half of the registers as float.
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152 if (kind == SPARCKind.DOUBLE) {
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153 if (reg.getRegisterCategory().equals(FPUd)) {
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154 list.add(reg);
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155 }
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156 } else if (kind == SPARCKind.SINGLE) {
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157 if (reg.getRegisterCategory().equals(FPUs)) {
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158 list.add(reg);
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159 }
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160 } else {
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161 list.add(reg);
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162 }
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163 }
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164 }
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165
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166 Register[] ret = list.toArray(new Register[list.size()]);
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167 return ret;
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168 }
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169
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170 @Override
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171 public RegisterAttributes[] getAttributesMap() {
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172 return attributesMap.clone();
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173 }
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174
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175 private final Register[] cpuCallerParameterRegisters = {o0, o1, o2, o3, o4, o5};
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176 private final Register[] cpuCalleeParameterRegisters = {i0, i1, i2, i3, i4, i5};
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177
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178 private final Register[] fpuParameterRegisters = {f0, f1, f2, f3, f4, f5, f6, f7};
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parents: 19534
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179 private final Register[] fpuDoubleParameterRegisters = {d0, null, d2, null, d4, null, d6, null};
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180 // @formatter:off
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181 private final Register[] callerSaveRegisters =
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parents: 18630
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182 {g1, g2, g3, g4, g5, g6, g7,
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parents: 18630
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183 o0, o1, o2, o3, o4, o5, o7,
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184 f0, f1, f2, f3, f4, f5, f6, f7,
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185 f8, f9, f10, f11, f12, f13, f14, f15,
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186 f16, f17, f18, f19, f20, f21, f22, f23,
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187 f24, f25, f26, f27, f28, f29, f30, f31,
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188 d32, d34, d36, d38, d40, d42, d44, d46,
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189 d48, d50, d52, d54, d56, d58, d60, d62};
16929
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parents: 16664
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190 // @formatter:on
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191
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192 /**
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193 * Registers saved by the callee. This lists all L and I registers which are saved in the
21674
e0b5d4fcd929 moved HotSpotTargetDescription and [AMD64|SPARC]HotSpotRegisterConfig into JVMCI namespace (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21673
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194 * register window.
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195 */
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196 private final Register[] calleeSaveRegisters = {l0, l1, l2, l3, l4, l5, l6, l7, i0, i1, i2, i3, i4, i5, i6, i7};
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197
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198 private static Register[] initAllocatable(boolean reserveForHeapBase) {
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199 Register[] registers = null;
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200 if (reserveForHeapBase) {
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201 // @formatter:off
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202 registers = new Register[]{
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203 // TODO this is not complete
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parents: 16430
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204 // o7 cannot be used as register because it is always overwritten on call
a08a58d0736b [SPARC] Emit compareAndSwap for AtomicInteger and AtomicLong, Removing o7 register from usable ones, as this register is always overwritten, when using Call or JumpAndLink instructions in SPARC, even callee does not overwrite explicitly, implicit exception is defined when doing integer division, parameter constraint narrowed to only register on Unary2Op, Fix SPARCTestOp, as it did a compare instead of an and with condition codes
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16430
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205 // and the current register handler would ignore this fact if the called
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parents: 16430
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206 // method still does not modify registers, in fact o7 is modified by the Call instruction
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parents: 16430
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207 // There would be some extra handlin necessary to be able to handle the o7 properly for local usage
22222
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Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22144
diff changeset
208 g1, g4, g5,
1cf2b4143f3c [SPARC] Use registers g1, g4 and g5 for allocation and g3 and o7 as scratch
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parents: 22144
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209 o0, o1, o2, o3, o4, o5, /*o6,o7,*/
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210 l0, l1, l2, l3, l4, l5, l6, l7,
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211 i0, i1, i2, i3, i4, i5, /*i6,*/ /*i7,*/
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parents: 16932
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212 //f0, f1, f2, f3, f4, f5, f6, f7,
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parents: 16932
diff changeset
213 f8, f9, f10, f11, f12, f13, f14, f15,
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parents: 16932
diff changeset
214 f16, f17, f18, f19, f20, f21, f22, f23,
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diff changeset
215 f24, f25, f26, f27, f28, f29, f30, f31,
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diff changeset
216 d32, d34, d36, d38, d40, d42, d44, d46,
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217 d48, d50, d52, d54, d56, d58, d60, d62
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218 };
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219 // @formatter:on
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220 } else {
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221 // @formatter:off
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222 registers = new Register[]{
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223 // TODO this is not complete
22222
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parents: 22144
diff changeset
224 g1, g4, g5,
16524
a08a58d0736b [SPARC] Emit compareAndSwap for AtomicInteger and AtomicLong, Removing o7 register from usable ones, as this register is always overwritten, when using Call or JumpAndLink instructions in SPARC, even callee does not overwrite explicitly, implicit exception is defined when doing integer division, parameter constraint narrowed to only register on Unary2Op, Fix SPARCTestOp, as it did a compare instead of an and with condition codes
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parents: 16430
diff changeset
225 o0, o1, o2, o3, o4, o5, /*o6, o7,*/
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226 l0, l1, l2, l3, l4, l5, l6, l7,
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227 i0, i1, i2, i3, i4, i5, /*i6,*/ /*i7,*/
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parents: 16932
diff changeset
228 // f0, f1, f2, f3, f4, f5, f6, f7
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diff changeset
229 f8, f9, f10, f11, f12, f13, f14, f15,
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diff changeset
230 f16, f17, f18, f19, f20, f21, f22, f23,
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parents: 16932
diff changeset
231 f24, f25, f26, f27, f28, f29, f30, f31,
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parents: 16932
diff changeset
232 d32, d34, d36, d38, d40, d42, d44, d46,
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diff changeset
233 d48, d50, d52, d54, d56, d58, d60, d62
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234 };
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235 // @formatter:on
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236 }
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237
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238 return registers;
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239 }
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240
14559
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Roland Schatz <roland.schatz@oracle.com>
parents: 14003
diff changeset
241 public SPARCHotSpotRegisterConfig(TargetDescription target, HotSpotVMConfig config) {
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parents: 14991
diff changeset
242 this(target, initAllocatable(config.useCompressedOops));
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parents: 14991
diff changeset
243 }
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Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
244
c8e575742f36 allow compilation with custom RegisterConfig
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
245 public SPARCHotSpotRegisterConfig(TargetDescription target, Register[] allocatable) {
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883fbd3e06e0 Make size of PlatformKind overridable by VM specific code.
Roland Schatz <roland.schatz@oracle.com>
parents: 14003
diff changeset
246 this.architecture = target.arch;
15011
c8e575742f36 allow compilation with custom RegisterConfig
Lukas Stadler <lukas.stadler@oracle.com>
parents: 14991
diff changeset
247 this.allocatable = allocatable.clone();
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
248 attributesMap = RegisterAttributes.createMap(this, SPARC.allRegisters);
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
249 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
250
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
251 @Override
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
252 public Register[] getCallerSaveRegisters() {
10686
73122b5edf6a SPARC: Can compile simple methods and do static calls.
twisti
parents: 10459
diff changeset
253 return callerSaveRegisters;
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
254 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
255
22431
0a0c0111ecda Remove unused class CalleeSaveLayout.
Roland Schatz <roland.schatz@oracle.com>
parents: 22406
diff changeset
256 public Register[] getCalleeSaveRegisters() {
0a0c0111ecda Remove unused class CalleeSaveLayout.
Roland Schatz <roland.schatz@oracle.com>
parents: 22406
diff changeset
257 return calleeSaveRegisters;
0a0c0111ecda Remove unused class CalleeSaveLayout.
Roland Schatz <roland.schatz@oracle.com>
parents: 22406
diff changeset
258 }
0a0c0111ecda Remove unused class CalleeSaveLayout.
Roland Schatz <roland.schatz@oracle.com>
parents: 22406
diff changeset
259
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
260 @Override
14614
abf7cf57df5e added RegisterConfig.areAllAllocatableRegistersCallerSaved()
Doug Simon <doug.simon@oracle.com>
parents: 14559
diff changeset
261 public boolean areAllAllocatableRegistersCallerSaved() {
abf7cf57df5e added RegisterConfig.areAllAllocatableRegistersCallerSaved()
Doug Simon <doug.simon@oracle.com>
parents: 14559
diff changeset
262 return false;
abf7cf57df5e added RegisterConfig.areAllAllocatableRegistersCallerSaved()
Doug Simon <doug.simon@oracle.com>
parents: 14559
diff changeset
263 }
abf7cf57df5e added RegisterConfig.areAllAllocatableRegistersCallerSaved()
Doug Simon <doug.simon@oracle.com>
parents: 14559
diff changeset
264
abf7cf57df5e added RegisterConfig.areAllAllocatableRegistersCallerSaved()
Doug Simon <doug.simon@oracle.com>
parents: 14559
diff changeset
265 @Override
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
266 public Register getRegisterForRole(int index) {
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
267 throw new UnsupportedOperationException();
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
268 }
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
269
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
270 @Override
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twisti
parents:
diff changeset
271 public CallingConvention getCallingConvention(Type type, JavaType returnType, JavaType[] parameterTypes, TargetDescription target, boolean stackOnly) {
10792
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10686
diff changeset
272 if (type == Type.JavaCall || type == Type.NativeCall) {
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10686
diff changeset
273 return callingConvention(cpuCallerParameterRegisters, returnType, parameterTypes, type, target, stackOnly);
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
274 }
10792
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10686
diff changeset
275 if (type == Type.JavaCallee) {
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10686
diff changeset
276 return callingConvention(cpuCalleeParameterRegisters, returnType, parameterTypes, type, target, stackOnly);
7a8d6ba83a04 SPARC: fixes and more stuff works
twisti
parents: 10686
diff changeset
277 }
21543
93c50cefb9e8 moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21526
diff changeset
278 throw JVMCIError.shouldNotReachHere();
10459
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parents:
diff changeset
279 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
280
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22535
diff changeset
281 public Register[] getCallingConventionRegisters(Type type, JavaKind kind) {
22604
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
282 switch (kind) {
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
283 case Boolean:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
284 case Byte:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
285 case Short:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
286 case Char:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
287 case Int:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
288 case Long:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
289 case Object:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
290 return type == Type.JavaCallee ? cpuCalleeParameterRegisters : cpuCallerParameterRegisters;
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
291 case Double:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
292 case Float:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
293 return fpuParameterRegisters;
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
294 default:
479228019e48 [SPARC] Remove JavaKind dependency
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22594
diff changeset
295 throw JVMCIError.shouldNotReachHere("Unknown JavaKind " + kind);
10459
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
296 }
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
297 }
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
298
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
299 private CallingConvention callingConvention(Register[] generalParameterRegisters, JavaType returnType, JavaType[] parameterTypes, Type type, TargetDescription target, boolean stackOnly) {
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
300 AllocatableValue[] locations = new AllocatableValue[parameterTypes.length];
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
301
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
302 int currentGeneral = 0;
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
303 int currentFloating = 0;
16637
eda09bc52ab9 [SPARC] Fix handling of overflow parameter on stack.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16634
diff changeset
304 int currentStackOffset = 0;
10459
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
305
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
306 for (int i = 0; i < parameterTypes.length; i++) {
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22535
diff changeset
307 final JavaKind kind = parameterTypes[i].getJavaKind().getStackKind();
10459
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
308
f78079947084 some basic SPARC arithmetic works
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parents:
diff changeset
309 switch (kind) {
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parents:
diff changeset
310 case Byte:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
311 case Boolean:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
312 case Short:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
313 case Char:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
314 case Int:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
315 case Long:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
316 case Object:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
317 if (!stackOnly && currentGeneral < generalParameterRegisters.length) {
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
318 Register register = generalParameterRegisters[currentGeneral++];
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 15345
diff changeset
319 locations[i] = register.asValue(target.getLIRKind(kind));
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
320 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
321 break;
16321
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
322 case Double:
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
323 if (!stackOnly && currentFloating < fpuParameterRegisters.length) {
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
324 if (currentFloating % 2 != 0) {
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
325 // Make register number even to be a double reg
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
326 currentFloating++;
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
327 }
20149
b1a8928fc4b9 [SPARC] Implement new instructions in assembler/enhance assertion error-message in MoveResolver
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19534
diff changeset
328 Register register = fpuDoubleParameterRegisters[currentFloating];
16321
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
329 currentFloating += 2; // Only every second is a double register
16327
5f01f7c48d40 Merge with 5cdcb94a7cf7d9782107cc582f3e4b50000d5d1f
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16321 16094
diff changeset
330 locations[i] = register.asValue(target.getLIRKind(kind));
16321
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
331 }
fac4af29aeb8 [SPARC] Fixing lots of float and double issues.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 15345
diff changeset
332 break;
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
333 case Float:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
334 if (!stackOnly && currentFloating < fpuParameterRegisters.length) {
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
335 Register register = fpuParameterRegisters[currentFloating++];
16094
c0b8d395368b Introduce LIRKind to accurately track oop references in backend.
Roland Schatz <roland.schatz@oracle.com>
parents: 15345
diff changeset
336 locations[i] = register.asValue(target.getLIRKind(kind));
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
337 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
338 break;
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
339 default:
21543
93c50cefb9e8 moved GraalInternalError to com.oracle.jvmci.common and renamed it to JVMCIError (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21526
diff changeset
340 throw JVMCIError.shouldNotReachHere();
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
341 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
342
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
343 if (locations[i] == null) {
22557
0a7b7c7274be [SPARC] Fix problems introduced on refactoring Kind.Object and Value.getKind()
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22536
diff changeset
344 LIRKind lirKind = target.getLIRKind(kind);
16654
8aa938ab4ac8 [SPARC] Spill slots must be 4 byte aligned
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16637
diff changeset
345 // Stack slot is always aligned to its size in bytes but minimum wordsize
22594
355c41327aea Remove TargetDescription.getSizeInBytes method.
Roland Schatz <roland.schatz@oracle.com>
parents: 22569
diff changeset
346 int typeSize = lirKind.getPlatformKind().getSizeInBytes();
21674
e0b5d4fcd929 moved HotSpotTargetDescription and [AMD64|SPARC]HotSpotRegisterConfig into JVMCI namespace (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21673
diff changeset
347 currentStackOffset = roundUp(currentStackOffset, typeSize);
22144
7ae8ad713862 [SPARC] Do not preset SPARCFrameMap.initialSpillsize for register save area; set calleeSaveAreaSize correctly instead
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22054
diff changeset
348 int slotOffset = currentStackOffset + SPARC.REGISTER_SAFE_AREA_SIZE;
22557
0a7b7c7274be [SPARC] Fix problems introduced on refactoring Kind.Object and Value.getKind()
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22536
diff changeset
349 locations[i] = StackSlot.get(lirKind, slotOffset, !type.out);
16637
eda09bc52ab9 [SPARC] Fix handling of overflow parameter on stack.
Stefan Anzinger <stefan.anzinger@gmail.com>
parents: 16634
diff changeset
350 currentStackOffset += typeSize;
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
351 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
352 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
353
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22535
diff changeset
354 JavaKind returnKind = returnType == null ? JavaKind.Void : returnType.getJavaKind();
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22535
diff changeset
355 AllocatableValue returnLocation = returnKind == JavaKind.Void ? Value.ILLEGAL : getReturnRegister(returnKind, type).asValue(target.getLIRKind(returnKind.getStackKind()));
22654
a215c16882e0 [SPARC] Add spillslots for first six outgoing parameters
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22604
diff changeset
356 // Space where callee may spill outgoing parameters o0...o5
a215c16882e0 [SPARC] Add spillslots for first six outgoing parameters
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22604
diff changeset
357 int lowerOutgoingSpace = Math.min(locations.length, 6) * target.wordSize;
a215c16882e0 [SPARC] Add spillslots for first six outgoing parameters
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 22604
diff changeset
358 return new CallingConvention(currentStackOffset + lowerOutgoingSpace, returnLocation, locations);
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
359 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
360
21674
e0b5d4fcd929 moved HotSpotTargetDescription and [AMD64|SPARC]HotSpotRegisterConfig into JVMCI namespace (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21673
diff changeset
361 private static int roundUp(int number, int mod) {
e0b5d4fcd929 moved HotSpotTargetDescription and [AMD64|SPARC]HotSpotRegisterConfig into JVMCI namespace (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21673
diff changeset
362 return ((number + mod - 1) / mod) * mod;
e0b5d4fcd929 moved HotSpotTargetDescription and [AMD64|SPARC]HotSpotRegisterConfig into JVMCI namespace (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21673
diff changeset
363 }
e0b5d4fcd929 moved HotSpotTargetDescription and [AMD64|SPARC]HotSpotRegisterConfig into JVMCI namespace (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21673
diff changeset
364
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
365 @Override
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22535
diff changeset
366 public Register getReturnRegister(JavaKind kind) {
10871
c3b09d69dfde SPARC: fixes and more implementation; can now allocate objects
twisti
parents: 10854
diff changeset
367 return getReturnRegister(kind, Type.JavaCallee);
c3b09d69dfde SPARC: fixes and more implementation; can now allocate objects
twisti
parents: 10854
diff changeset
368 }
c3b09d69dfde SPARC: fixes and more implementation; can now allocate objects
twisti
parents: 10854
diff changeset
369
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22535
diff changeset
370 private static Register getReturnRegister(JavaKind kind, Type type) {
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
371 switch (kind) {
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
372 case Boolean:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
373 case Byte:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
374 case Char:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
375 case Short:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
376 case Int:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
377 case Long:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
378 case Object:
10871
c3b09d69dfde SPARC: fixes and more implementation; can now allocate objects
twisti
parents: 10854
diff changeset
379 return type == Type.JavaCallee ? i0 : o0;
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
380 case Float:
20149
b1a8928fc4b9 [SPARC] Implement new instructions in assembler/enhance assertion error-message in MoveResolver
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19534
diff changeset
381 return f0;
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
382 case Double:
20149
b1a8928fc4b9 [SPARC] Implement new instructions in assembler/enhance assertion error-message in MoveResolver
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 19534
diff changeset
383 return d0;
10459
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
384 case Void:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
385 case Illegal:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
386 return null;
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
387 default:
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
388 throw new UnsupportedOperationException("no return register for type " + kind);
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
389 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
390 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
391
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
392 @Override
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
393 public Register getFrameRegister() {
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
394 return sp;
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
395 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
396
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
397 @Override
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
398 public String toString() {
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
399 return String.format("Allocatable: " + Arrays.toString(getAllocatableRegisters()) + "%n" + "CallerSave: " + Arrays.toString(getCallerSaveRegisters()) + "%n");
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
400 }
f78079947084 some basic SPARC arithmetic works
twisti
parents:
diff changeset
401 }