1 /* 2 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. 3 * Copyright 2012, 2013 SAP AG. All rights reserved. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. 9 * 10 * This code is distributed in the hope that it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 13 * version 2 for more details (a copy is included in the LICENSE file that 14 * accompanied this code). 15 * 16 * You should have received a copy of the GNU General Public License version 17 * 2 along with this work; if not, write to the Free Software Foundation, 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 19 * 20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 21 * or visit www.oracle.com if you need additional information or have any 22 * questions. 23 * 24 */ 25 26 #ifndef CPU_PPC_VM_BYTECODEINTERPRETER_PPC_INLINE_HPP 27 #define CPU_PPC_VM_BYTECODEINTERPRETER_PPC_INLINE_HPP 28 29 #ifdef CC_INTERP 30 31 // Inline interpreter functions for ppc. 32 33 #include <math.h> 34 35 inline jfloat BytecodeInterpreter::VMfloatAdd(jfloat op1, jfloat op2) { return op1 + op2; } 36 inline jfloat BytecodeInterpreter::VMfloatSub(jfloat op1, jfloat op2) { return op1 - op2; } 37 inline jfloat BytecodeInterpreter::VMfloatMul(jfloat op1, jfloat op2) { return op1 * op2; } 38 inline jfloat BytecodeInterpreter::VMfloatDiv(jfloat op1, jfloat op2) { return op1 / op2; } 39 inline jfloat BytecodeInterpreter::VMfloatRem(jfloat op1, jfloat op2) { return (jfloat)fmod((double)op1, (double)op2); } 40 41 inline jfloat BytecodeInterpreter::VMfloatNeg(jfloat op) { return -op; } 42 43 inline int32_t BytecodeInterpreter::VMfloatCompare(jfloat op1, jfloat op2, int32_t direction) { 44 return ( op1 < op2 ? -1 : 45 op1 > op2 ? 1 : 46 op1 == op2 ? 0 : 47 (direction == -1 || direction == 1) ? direction : 0); 48 49 } 50 51 inline void BytecodeInterpreter::VMmemCopy64(uint32_t to[2], const uint32_t from[2]) { 52 to[0] = from[0]; to[1] = from[1]; 53 } 54 55 // The long operations depend on compiler support for "long long" on ppc. 56 57 inline jlong BytecodeInterpreter::VMlongAdd(jlong op1, jlong op2) { 58 return op1 + op2; 59 } 60 61 inline jlong BytecodeInterpreter::VMlongAnd(jlong op1, jlong op2) { 62 return op1 & op2; 63 } 64 65 inline jlong BytecodeInterpreter::VMlongDiv(jlong op1, jlong op2) { 66 if (op1 == min_jlong && op2 == -1) return op1; 67 return op1 / op2; 68 } 69 70 inline jlong BytecodeInterpreter::VMlongMul(jlong op1, jlong op2) { 71 return op1 * op2; 72 } 73 74 inline jlong BytecodeInterpreter::VMlongOr(jlong op1, jlong op2) { 75 return op1 | op2; 76 } 77 78 inline jlong BytecodeInterpreter::VMlongSub(jlong op1, jlong op2) { 79 return op1 - op2; 80 } 81 82 inline jlong BytecodeInterpreter::VMlongXor(jlong op1, jlong op2) { 83 return op1 ^ op2; 84 } 85 86 inline jlong BytecodeInterpreter::VMlongRem(jlong op1, jlong op2) { 87 if (op1 == min_jlong && op2 == -1) return 0; 88 return op1 % op2; 89 } 90 91 inline jlong BytecodeInterpreter::VMlongUshr(jlong op1, jint op2) { 92 return ((uint64_t) op1) >> (op2 & 0x3F); 93 } 94 95 inline jlong BytecodeInterpreter::VMlongShr(jlong op1, jint op2) { 96 return op1 >> (op2 & 0x3F); 97 } 98 99 inline jlong BytecodeInterpreter::VMlongShl(jlong op1, jint op2) { 100 return op1 << (op2 & 0x3F); 101 } 102 103 inline jlong BytecodeInterpreter::VMlongNeg(jlong op) { 104 return -op; 105 } 106 107 inline jlong BytecodeInterpreter::VMlongNot(jlong op) { 108 return ~op; 109 } 110 111 inline int32_t BytecodeInterpreter::VMlongLtz(jlong op) { 112 return (op <= 0); 113 } 114 115 inline int32_t BytecodeInterpreter::VMlongGez(jlong op) { 116 return (op >= 0); 117 } 118 119 inline int32_t BytecodeInterpreter::VMlongEqz(jlong op) { 120 return (op == 0); 121 } 122 123 inline int32_t BytecodeInterpreter::VMlongEq(jlong op1, jlong op2) { 124 return (op1 == op2); 125 } 126 127 inline int32_t BytecodeInterpreter::VMlongNe(jlong op1, jlong op2) { 128 return (op1 != op2); 129 } 130 131 inline int32_t BytecodeInterpreter::VMlongGe(jlong op1, jlong op2) { 132 return (op1 >= op2); 133 } 134 135 inline int32_t BytecodeInterpreter::VMlongLe(jlong op1, jlong op2) { 136 return (op1 <= op2); 137 } 138 139 inline int32_t BytecodeInterpreter::VMlongLt(jlong op1, jlong op2) { 140 return (op1 < op2); 141 } 142 143 inline int32_t BytecodeInterpreter::VMlongGt(jlong op1, jlong op2) { 144 return (op1 > op2); 145 } 146 147 inline int32_t BytecodeInterpreter::VMlongCompare(jlong op1, jlong op2) { 148 return (VMlongLt(op1, op2) ? -1 : VMlongGt(op1, op2) ? 1 : 0); 149 } 150 151 // Long conversions 152 153 inline jdouble BytecodeInterpreter::VMlong2Double(jlong val) { 154 return (jdouble) val; 155 } 156 157 inline jfloat BytecodeInterpreter::VMlong2Float(jlong val) { 158 return (jfloat) val; 159 } 160 161 inline jint BytecodeInterpreter::VMlong2Int(jlong val) { 162 return (jint) val; 163 } 164 165 // Double Arithmetic 166 167 inline jdouble BytecodeInterpreter::VMdoubleAdd(jdouble op1, jdouble op2) { 168 return op1 + op2; 169 } 170 171 inline jdouble BytecodeInterpreter::VMdoubleDiv(jdouble op1, jdouble op2) { 172 return op1 / op2; 173 } 174 175 inline jdouble BytecodeInterpreter::VMdoubleMul(jdouble op1, jdouble op2) { 176 return op1 * op2; 177 } 178 179 inline jdouble BytecodeInterpreter::VMdoubleNeg(jdouble op) { 180 return -op; 181 } 182 183 inline jdouble BytecodeInterpreter::VMdoubleRem(jdouble op1, jdouble op2) { 184 return fmod(op1, op2); 185 } 186 187 inline jdouble BytecodeInterpreter::VMdoubleSub(jdouble op1, jdouble op2) { 188 return op1 - op2; 189 } 190 191 inline int32_t BytecodeInterpreter::VMdoubleCompare(jdouble op1, jdouble op2, int32_t direction) { 192 return ( op1 < op2 ? -1 : 193 op1 > op2 ? 1 : 194 op1 == op2 ? 0 : 195 (direction == -1 || direction == 1) ? direction : 0); 196 } 197 198 // Double Conversions 199 200 inline jfloat BytecodeInterpreter::VMdouble2Float(jdouble val) { 201 return (jfloat) val; 202 } 203 204 // Float Conversions 205 206 inline jdouble BytecodeInterpreter::VMfloat2Double(jfloat op) { 207 return (jdouble) op; 208 } 209 210 // Integer Arithmetic 211 212 inline jint BytecodeInterpreter::VMintAdd(jint op1, jint op2) { 213 return op1 + op2; 214 } 215 216 inline jint BytecodeInterpreter::VMintAnd(jint op1, jint op2) { 217 return op1 & op2; 218 } 219 220 inline jint BytecodeInterpreter::VMintDiv(jint op1, jint op2) { 221 /* it's possible we could catch this special case implicitly */ 222 if ((juint)op1 == 0x80000000 && op2 == -1) return op1; 223 else return op1 / op2; 224 } 225 226 inline jint BytecodeInterpreter::VMintMul(jint op1, jint op2) { 227 return op1 * op2; 228 } 229 230 inline jint BytecodeInterpreter::VMintNeg(jint op) { 231 return -op; 232 } 233 234 inline jint BytecodeInterpreter::VMintOr(jint op1, jint op2) { 235 return op1 | op2; 236 } 237 238 inline jint BytecodeInterpreter::VMintRem(jint op1, jint op2) { 239 /* it's possible we could catch this special case implicitly */ 240 if ((juint)op1 == 0x80000000 && op2 == -1) return 0; 241 else return op1 % op2; 242 } 243 244 inline jint BytecodeInterpreter::VMintShl(jint op1, jint op2) { 245 return op1 << (op2 & 0x1f); 246 } 247 248 inline jint BytecodeInterpreter::VMintShr(jint op1, jint op2) { 249 return op1 >> (op2 & 0x1f); 250 } 251 252 inline jint BytecodeInterpreter::VMintSub(jint op1, jint op2) { 253 return op1 - op2; 254 } 255 256 inline juint BytecodeInterpreter::VMintUshr(jint op1, jint op2) { 257 return ((juint) op1) >> (op2 & 0x1f); 258 } 259 260 inline jint BytecodeInterpreter::VMintXor(jint op1, jint op2) { 261 return op1 ^ op2; 262 } 263 264 inline jdouble BytecodeInterpreter::VMint2Double(jint val) { 265 return (jdouble) val; 266 } 267 268 inline jfloat BytecodeInterpreter::VMint2Float(jint val) { 269 return (jfloat) val; 270 } 271 272 inline jlong BytecodeInterpreter::VMint2Long(jint val) { 273 return (jlong) val; 274 } 275 276 inline jchar BytecodeInterpreter::VMint2Char(jint val) { 277 return (jchar) val; 278 } 279 280 inline jshort BytecodeInterpreter::VMint2Short(jint val) { 281 return (jshort) val; 282 } 283 284 inline jbyte BytecodeInterpreter::VMint2Byte(jint val) { 285 return (jbyte) val; 286 } 287 288 #endif // CC_INTERP 289 290 #endif // CPU_PPC_VM_BYTECODEINTERPRETER_PPC_INLINE_HPP