src/cpu/x86/vm/bytecodeInterpreter_x86.inline.hpp

Tue, 08 Aug 2017 15:57:29 +0800

author
aoqi
date
Tue, 08 Aug 2017 15:57:29 +0800
changeset 6876
710a3c8b516e
parent 2314
f95d63e2154a
parent 0
f90c822e73f8
permissions
-rw-r--r--

merge

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation.
aoqi@0 8 *
aoqi@0 9 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 12 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 13 * accompanied this code).
aoqi@0 14 *
aoqi@0 15 * You should have received a copy of the GNU General Public License version
aoqi@0 16 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 18 *
aoqi@0 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 20 * or visit www.oracle.com if you need additional information or have any
aoqi@0 21 * questions.
aoqi@0 22 *
aoqi@0 23 */
aoqi@0 24
aoqi@0 25 #ifndef CPU_X86_VM_BYTECODEINTERPRETER_X86_INLINE_HPP
aoqi@0 26 #define CPU_X86_VM_BYTECODEINTERPRETER_X86_INLINE_HPP
aoqi@0 27
aoqi@0 28 // Inline interpreter functions for IA32
aoqi@0 29
aoqi@0 30 inline jfloat BytecodeInterpreter::VMfloatAdd(jfloat op1, jfloat op2) { return op1 + op2; }
aoqi@0 31 inline jfloat BytecodeInterpreter::VMfloatSub(jfloat op1, jfloat op2) { return op1 - op2; }
aoqi@0 32 inline jfloat BytecodeInterpreter::VMfloatMul(jfloat op1, jfloat op2) { return op1 * op2; }
aoqi@0 33 inline jfloat BytecodeInterpreter::VMfloatDiv(jfloat op1, jfloat op2) { return op1 / op2; }
aoqi@0 34 inline jfloat BytecodeInterpreter::VMfloatRem(jfloat op1, jfloat op2) { return fmod(op1, op2); }
aoqi@0 35
aoqi@0 36 inline jfloat BytecodeInterpreter::VMfloatNeg(jfloat op) { return -op; }
aoqi@0 37
aoqi@0 38 inline int32_t BytecodeInterpreter::VMfloatCompare(jfloat op1, jfloat op2, int32_t direction) {
aoqi@0 39 return ( op1 < op2 ? -1 :
aoqi@0 40 op1 > op2 ? 1 :
aoqi@0 41 op1 == op2 ? 0 :
aoqi@0 42 (direction == -1 || direction == 1) ? direction : 0);
aoqi@0 43
aoqi@0 44 }
aoqi@0 45
aoqi@0 46 inline void BytecodeInterpreter::VMmemCopy64(uint32_t to[2], const uint32_t from[2]) {
aoqi@0 47 // x86 can do unaligned copies but not 64bits at a time
aoqi@0 48 to[0] = from[0]; to[1] = from[1];
aoqi@0 49 }
aoqi@0 50
aoqi@0 51 // The long operations depend on compiler support for "long long" on x86
aoqi@0 52
aoqi@0 53 inline jlong BytecodeInterpreter::VMlongAdd(jlong op1, jlong op2) {
aoqi@0 54 return op1 + op2;
aoqi@0 55 }
aoqi@0 56
aoqi@0 57 inline jlong BytecodeInterpreter::VMlongAnd(jlong op1, jlong op2) {
aoqi@0 58 return op1 & op2;
aoqi@0 59 }
aoqi@0 60
aoqi@0 61 inline jlong BytecodeInterpreter::VMlongDiv(jlong op1, jlong op2) {
aoqi@0 62 // QQQ what about check and throw...
aoqi@0 63 return op1 / op2;
aoqi@0 64 }
aoqi@0 65
aoqi@0 66 inline jlong BytecodeInterpreter::VMlongMul(jlong op1, jlong op2) {
aoqi@0 67 return op1 * op2;
aoqi@0 68 }
aoqi@0 69
aoqi@0 70 inline jlong BytecodeInterpreter::VMlongOr(jlong op1, jlong op2) {
aoqi@0 71 return op1 | op2;
aoqi@0 72 }
aoqi@0 73
aoqi@0 74 inline jlong BytecodeInterpreter::VMlongSub(jlong op1, jlong op2) {
aoqi@0 75 return op1 - op2;
aoqi@0 76 }
aoqi@0 77
aoqi@0 78 inline jlong BytecodeInterpreter::VMlongXor(jlong op1, jlong op2) {
aoqi@0 79 return op1 ^ op2;
aoqi@0 80 }
aoqi@0 81
aoqi@0 82 inline jlong BytecodeInterpreter::VMlongRem(jlong op1, jlong op2) {
aoqi@0 83 return op1 % op2;
aoqi@0 84 }
aoqi@0 85
aoqi@0 86 inline jlong BytecodeInterpreter::VMlongUshr(jlong op1, jint op2) {
aoqi@0 87 // CVM did this 0x3f mask, is the really needed??? QQQ
aoqi@0 88 return ((unsigned long long) op1) >> (op2 & 0x3F);
aoqi@0 89 }
aoqi@0 90
aoqi@0 91 inline jlong BytecodeInterpreter::VMlongShr(jlong op1, jint op2) {
aoqi@0 92 return op1 >> (op2 & 0x3F);
aoqi@0 93 }
aoqi@0 94
aoqi@0 95 inline jlong BytecodeInterpreter::VMlongShl(jlong op1, jint op2) {
aoqi@0 96 return op1 << (op2 & 0x3F);
aoqi@0 97 }
aoqi@0 98
aoqi@0 99 inline jlong BytecodeInterpreter::VMlongNeg(jlong op) {
aoqi@0 100 return -op;
aoqi@0 101 }
aoqi@0 102
aoqi@0 103 inline jlong BytecodeInterpreter::VMlongNot(jlong op) {
aoqi@0 104 return ~op;
aoqi@0 105 }
aoqi@0 106
aoqi@0 107 inline int32_t BytecodeInterpreter::VMlongLtz(jlong op) {
aoqi@0 108 return (op <= 0);
aoqi@0 109 }
aoqi@0 110
aoqi@0 111 inline int32_t BytecodeInterpreter::VMlongGez(jlong op) {
aoqi@0 112 return (op >= 0);
aoqi@0 113 }
aoqi@0 114
aoqi@0 115 inline int32_t BytecodeInterpreter::VMlongEqz(jlong op) {
aoqi@0 116 return (op == 0);
aoqi@0 117 }
aoqi@0 118
aoqi@0 119 inline int32_t BytecodeInterpreter::VMlongEq(jlong op1, jlong op2) {
aoqi@0 120 return (op1 == op2);
aoqi@0 121 }
aoqi@0 122
aoqi@0 123 inline int32_t BytecodeInterpreter::VMlongNe(jlong op1, jlong op2) {
aoqi@0 124 return (op1 != op2);
aoqi@0 125 }
aoqi@0 126
aoqi@0 127 inline int32_t BytecodeInterpreter::VMlongGe(jlong op1, jlong op2) {
aoqi@0 128 return (op1 >= op2);
aoqi@0 129 }
aoqi@0 130
aoqi@0 131 inline int32_t BytecodeInterpreter::VMlongLe(jlong op1, jlong op2) {
aoqi@0 132 return (op1 <= op2);
aoqi@0 133 }
aoqi@0 134
aoqi@0 135 inline int32_t BytecodeInterpreter::VMlongLt(jlong op1, jlong op2) {
aoqi@0 136 return (op1 < op2);
aoqi@0 137 }
aoqi@0 138
aoqi@0 139 inline int32_t BytecodeInterpreter::VMlongGt(jlong op1, jlong op2) {
aoqi@0 140 return (op1 > op2);
aoqi@0 141 }
aoqi@0 142
aoqi@0 143 inline int32_t BytecodeInterpreter::VMlongCompare(jlong op1, jlong op2) {
aoqi@0 144 return (VMlongLt(op1, op2) ? -1 : VMlongGt(op1, op2) ? 1 : 0);
aoqi@0 145 }
aoqi@0 146
aoqi@0 147 // Long conversions
aoqi@0 148
aoqi@0 149 inline jdouble BytecodeInterpreter::VMlong2Double(jlong val) {
aoqi@0 150 return (jdouble) val;
aoqi@0 151 }
aoqi@0 152
aoqi@0 153 inline jfloat BytecodeInterpreter::VMlong2Float(jlong val) {
aoqi@0 154 return (jfloat) val;
aoqi@0 155 }
aoqi@0 156
aoqi@0 157 inline jint BytecodeInterpreter::VMlong2Int(jlong val) {
aoqi@0 158 return (jint) val;
aoqi@0 159 }
aoqi@0 160
aoqi@0 161 // Double Arithmetic
aoqi@0 162
aoqi@0 163 inline jdouble BytecodeInterpreter::VMdoubleAdd(jdouble op1, jdouble op2) {
aoqi@0 164 return op1 + op2;
aoqi@0 165 }
aoqi@0 166
aoqi@0 167 inline jdouble BytecodeInterpreter::VMdoubleDiv(jdouble op1, jdouble op2) {
aoqi@0 168 // Divide by zero... QQQ
aoqi@0 169 return op1 / op2;
aoqi@0 170 }
aoqi@0 171
aoqi@0 172 inline jdouble BytecodeInterpreter::VMdoubleMul(jdouble op1, jdouble op2) {
aoqi@0 173 return op1 * op2;
aoqi@0 174 }
aoqi@0 175
aoqi@0 176 inline jdouble BytecodeInterpreter::VMdoubleNeg(jdouble op) {
aoqi@0 177 return -op;
aoqi@0 178 }
aoqi@0 179
aoqi@0 180 inline jdouble BytecodeInterpreter::VMdoubleRem(jdouble op1, jdouble op2) {
aoqi@0 181 return fmod(op1, op2);
aoqi@0 182 }
aoqi@0 183
aoqi@0 184 inline jdouble BytecodeInterpreter::VMdoubleSub(jdouble op1, jdouble op2) {
aoqi@0 185 return op1 - op2;
aoqi@0 186 }
aoqi@0 187
aoqi@0 188 inline int32_t BytecodeInterpreter::VMdoubleCompare(jdouble op1, jdouble op2, int32_t direction) {
aoqi@0 189 return ( op1 < op2 ? -1 :
aoqi@0 190 op1 > op2 ? 1 :
aoqi@0 191 op1 == op2 ? 0 :
aoqi@0 192 (direction == -1 || direction == 1) ? direction : 0);
aoqi@0 193 }
aoqi@0 194
aoqi@0 195 // Double Conversions
aoqi@0 196
aoqi@0 197 inline jfloat BytecodeInterpreter::VMdouble2Float(jdouble val) {
aoqi@0 198 return (jfloat) val;
aoqi@0 199 }
aoqi@0 200
aoqi@0 201 // Float Conversions
aoqi@0 202
aoqi@0 203 inline jdouble BytecodeInterpreter::VMfloat2Double(jfloat op) {
aoqi@0 204 return (jdouble) op;
aoqi@0 205 }
aoqi@0 206
aoqi@0 207 // Integer Arithmetic
aoqi@0 208
aoqi@0 209 inline jint BytecodeInterpreter::VMintAdd(jint op1, jint op2) {
aoqi@0 210 return op1 + op2;
aoqi@0 211 }
aoqi@0 212
aoqi@0 213 inline jint BytecodeInterpreter::VMintAnd(jint op1, jint op2) {
aoqi@0 214 return op1 & op2;
aoqi@0 215 }
aoqi@0 216
aoqi@0 217 inline jint BytecodeInterpreter::VMintDiv(jint op1, jint op2) {
aoqi@0 218 /* it's possible we could catch this special case implicitly */
aoqi@0 219 if ((juint)op1 == 0x80000000 && op2 == -1) return op1;
aoqi@0 220 else return op1 / op2;
aoqi@0 221 }
aoqi@0 222
aoqi@0 223 inline jint BytecodeInterpreter::VMintMul(jint op1, jint op2) {
aoqi@0 224 return op1 * op2;
aoqi@0 225 }
aoqi@0 226
aoqi@0 227 inline jint BytecodeInterpreter::VMintNeg(jint op) {
aoqi@0 228 return -op;
aoqi@0 229 }
aoqi@0 230
aoqi@0 231 inline jint BytecodeInterpreter::VMintOr(jint op1, jint op2) {
aoqi@0 232 return op1 | op2;
aoqi@0 233 }
aoqi@0 234
aoqi@0 235 inline jint BytecodeInterpreter::VMintRem(jint op1, jint op2) {
aoqi@0 236 /* it's possible we could catch this special case implicitly */
aoqi@0 237 if ((juint)op1 == 0x80000000 && op2 == -1) return 0;
aoqi@0 238 else return op1 % op2;
aoqi@0 239 }
aoqi@0 240
aoqi@0 241 inline jint BytecodeInterpreter::VMintShl(jint op1, jint op2) {
aoqi@0 242 return op1 << op2;
aoqi@0 243 }
aoqi@0 244
aoqi@0 245 inline jint BytecodeInterpreter::VMintShr(jint op1, jint op2) {
aoqi@0 246 return op1 >> (op2 & 0x1f);
aoqi@0 247 }
aoqi@0 248
aoqi@0 249 inline jint BytecodeInterpreter::VMintSub(jint op1, jint op2) {
aoqi@0 250 return op1 - op2;
aoqi@0 251 }
aoqi@0 252
aoqi@0 253 inline jint BytecodeInterpreter::VMintUshr(jint op1, jint op2) {
aoqi@0 254 return ((juint) op1) >> (op2 & 0x1f);
aoqi@0 255 }
aoqi@0 256
aoqi@0 257 inline jint BytecodeInterpreter::VMintXor(jint op1, jint op2) {
aoqi@0 258 return op1 ^ op2;
aoqi@0 259 }
aoqi@0 260
aoqi@0 261 inline jdouble BytecodeInterpreter::VMint2Double(jint val) {
aoqi@0 262 return (jdouble) val;
aoqi@0 263 }
aoqi@0 264
aoqi@0 265 inline jfloat BytecodeInterpreter::VMint2Float(jint val) {
aoqi@0 266 return (jfloat) val;
aoqi@0 267 }
aoqi@0 268
aoqi@0 269 inline jlong BytecodeInterpreter::VMint2Long(jint val) {
aoqi@0 270 return (jlong) val;
aoqi@0 271 }
aoqi@0 272
aoqi@0 273 inline jchar BytecodeInterpreter::VMint2Char(jint val) {
aoqi@0 274 return (jchar) val;
aoqi@0 275 }
aoqi@0 276
aoqi@0 277 inline jshort BytecodeInterpreter::VMint2Short(jint val) {
aoqi@0 278 return (jshort) val;
aoqi@0 279 }
aoqi@0 280
aoqi@0 281 inline jbyte BytecodeInterpreter::VMint2Byte(jint val) {
aoqi@0 282 return (jbyte) val;
aoqi@0 283 }
aoqi@0 284
aoqi@0 285 #endif // CPU_X86_VM_BYTECODEINTERPRETER_X86_INLINE_HPP

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