Mercurial > jdk8-mips64-public > hotspot / annotate

src/share/vm/interpreter/bytecodes.cpp@f03d0a26bf83 (annotated)

src/share/vm/interpreter/bytecodes.cpp

Thu, 22 Apr 2010 13:23:15 -0700

author
jcoomes
date
Thu, 22 Apr 2010 13:23:15 -0700
changeset 1845
f03d0a26bf83
parent 1570
e66fd840cb6b
child 1882
d38f45079fe9
child 1920
ab102d5d923e
permissions
-rw-r--r--

6888954: argument formatting for assert() and friends
Reviewed-by: kvn, twisti, apetrusenko, never, dcubed

duke@435 1 /*
xdono@1279 2 * Copyright 1997-2009 Sun Microsystems, Inc. All Rights Reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
duke@435 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435 20 * CA 95054 USA or visit www.sun.com if you need additional information or
duke@435 21 * have any questions.
duke@435 22 *
duke@435 23 */
duke@435 24
duke@435 25 #include "incls/_precompiled.incl"
duke@435 26 #include "incls/_bytecodes.cpp.incl"
duke@435 27
duke@435 28
duke@435 29 // Windows AMD64 Compiler Hangs compiling this file
duke@435 30 // unless optimization is off
duke@435 31 #ifdef _M_AMD64
duke@435 32 #pragma optimize ("", off)
duke@435 33 #endif
duke@435 34
duke@435 35
duke@435 36 bool Bytecodes::_is_initialized = false;
duke@435 37 const char* Bytecodes::_name [Bytecodes::number_of_codes];
duke@435 38 const char* Bytecodes::_format [Bytecodes::number_of_codes];
duke@435 39 const char* Bytecodes::_wide_format [Bytecodes::number_of_codes];
duke@435 40 BasicType Bytecodes::_result_type [Bytecodes::number_of_codes];
duke@435 41 s_char Bytecodes::_depth [Bytecodes::number_of_codes];
duke@435 42 u_char Bytecodes::_length [Bytecodes::number_of_codes];
duke@435 43 bool Bytecodes::_can_trap [Bytecodes::number_of_codes];
duke@435 44 Bytecodes::Code Bytecodes::_java_code [Bytecodes::number_of_codes];
duke@435 45 bool Bytecodes::_can_rewrite [Bytecodes::number_of_codes];
duke@435 46
duke@435 47
duke@435 48 Bytecodes::Code Bytecodes::code_at(methodOop method, int bci) {
duke@435 49 return code_at(method->bcp_from(bci), method);
duke@435 50 }
duke@435 51
duke@435 52 Bytecodes::Code Bytecodes::non_breakpoint_code_at(address bcp, methodOop method) {
duke@435 53 if (method == NULL) method = methodOopDesc::method_from_bcp(bcp);
duke@435 54 return method->orig_bytecode_at(method->bci_from(bcp));
duke@435 55 }
duke@435 56
kamg@848 57 int Bytecodes::special_length_at(address bcp, address end) {
duke@435 58 Code code = code_at(bcp);
duke@435 59 switch (code) {
duke@435 60 case _wide:
kamg@848 61 if (end != NULL && bcp + 1 >= end) {
kamg@848 62 return -1; // don't read past end of code buffer
kamg@848 63 }
duke@435 64 return wide_length_for(cast(*(bcp + 1)));
duke@435 65 case _tableswitch:
duke@435 66 { address aligned_bcp = (address)round_to((intptr_t)bcp + 1, jintSize);
kamg@848 67 if (end != NULL && aligned_bcp + 3*jintSize >= end) {
kamg@848 68 return -1; // don't read past end of code buffer
kamg@848 69 }
duke@435 70 jlong lo = (jint)Bytes::get_Java_u4(aligned_bcp + 1*jintSize);
duke@435 71 jlong hi = (jint)Bytes::get_Java_u4(aligned_bcp + 2*jintSize);
duke@435 72 jlong len = (aligned_bcp - bcp) + (3 + hi - lo + 1)*jintSize;
duke@435 73 // only return len if it can be represented as a positive int;
duke@435 74 // return -1 otherwise
duke@435 75 return (len > 0 && len == (int)len) ? len : -1;
duke@435 76 }
duke@435 77
duke@435 78 case _lookupswitch: // fall through
duke@435 79 case _fast_binaryswitch: // fall through
duke@435 80 case _fast_linearswitch:
duke@435 81 { address aligned_bcp = (address)round_to((intptr_t)bcp + 1, jintSize);
kamg@848 82 if (end != NULL && aligned_bcp + 2*jintSize >= end) {
kamg@848 83 return -1; // don't read past end of code buffer
kamg@848 84 }
duke@435 85 jlong npairs = (jint)Bytes::get_Java_u4(aligned_bcp + jintSize);
duke@435 86 jlong len = (aligned_bcp - bcp) + (2 + 2*npairs)*jintSize;
duke@435 87 // only return len if it can be represented as a positive int;
duke@435 88 // return -1 otherwise
duke@435 89 return (len > 0 && len == (int)len) ? len : -1;
duke@435 90 }
duke@435 91 }
duke@435 92 return 0;
duke@435 93 }
duke@435 94
duke@435 95 // At a breakpoint instruction, this returns the breakpoint's length,
duke@435 96 // otherwise, it's the same as special_length_at(). This is used by
duke@435 97 // the RawByteCodeStream, which wants to see the actual bytecode
duke@435 98 // values (including breakpoint). RawByteCodeStream is used by the
duke@435 99 // verifier when reading in bytecode to verify. Other mechanisms that
duke@435 100 // run at runtime (such as generateOopMaps) need to iterate over the code
duke@435 101 // and don't expect to see breakpoints: they want to see the instruction
kamg@848 102 // which was replaced so that they can get the correct length and find
duke@435 103 // the next bytecode.
kamg@848 104 //
kamg@848 105 // 'end' indicates the end of the code buffer, which we should not try to read
kamg@848 106 // past.
kamg@848 107 int Bytecodes::raw_special_length_at(address bcp, address end) {
duke@435 108 Code code = code_or_bp_at(bcp);
duke@435 109 if (code == _breakpoint) {
duke@435 110 return 1;
duke@435 111 } else {
kamg@848 112 return special_length_at(bcp, end);
duke@435 113 }
duke@435 114 }
duke@435 115
duke@435 116
duke@435 117
duke@435 118 void Bytecodes::def(Code code, const char* name, const char* format, const char* wide_format, BasicType result_type, int depth, bool can_trap) {
duke@435 119 def(code, name, format, wide_format, result_type, depth, can_trap, code);
duke@435 120 }
duke@435 121
duke@435 122
duke@435 123 void Bytecodes::def(Code code, const char* name, const char* format, const char* wide_format, BasicType result_type, int depth, bool can_trap, Code java_code) {
duke@435 124 assert(wide_format == NULL || format != NULL, "short form must exist if there's a wide form");
duke@435 125 _name [code] = name;
duke@435 126 _format [code] = format;
duke@435 127 _wide_format [code] = wide_format;
duke@435 128 _result_type [code] = result_type;
duke@435 129 _depth [code] = depth;
duke@435 130 _can_trap [code] = can_trap;
duke@435 131 _length [code] = format != NULL ? (u_char)strlen(format) : 0;
duke@435 132 _java_code [code] = java_code;
duke@435 133 if (java_code != code) _can_rewrite[java_code] = true;
duke@435 134 }
duke@435 135
duke@435 136
duke@435 137 // Format strings interpretation:
duke@435 138 //
duke@435 139 // b: bytecode
duke@435 140 // c: signed constant, Java byte-ordering
duke@435 141 // i: unsigned index , Java byte-ordering
duke@435 142 // j: unsigned index , native byte-ordering
duke@435 143 // o: branch offset , Java byte-ordering
duke@435 144 // _: unused/ignored
duke@435 145 // w: wide bytecode
duke@435 146 //
duke@435 147 // Note: Right now the format strings are used for 2 purposes:
duke@435 148 // 1. to specify the length of the bytecode
duke@435 149 // (= number of characters in format string)
duke@435 150 // 2. to specify the bytecode attributes
duke@435 151 //
duke@435 152 // The bytecode attributes are currently used only for bytecode tracing
duke@435 153 // (see BytecodeTracer); thus if more specific format information is
duke@435 154 // used, one would also have to adjust the bytecode tracer.
duke@435 155 //
duke@435 156 // Note: For bytecodes with variable length, the format string is the empty string.
duke@435 157
duke@435 158 void Bytecodes::initialize() {
duke@435 159 if (_is_initialized) return;
duke@435 160 assert(number_of_codes <= 256, "too many bytecodes");
duke@435 161
duke@435 162 // initialize bytecode tables - didn't use static array initializers
duke@435 163 // (such as {}) so we can do additional consistency checks and init-
duke@435 164 // code is independent of actual bytecode numbering.
duke@435 165 //
duke@435 166 // Note 1: NULL for the format string means the bytecode doesn't exist
duke@435 167 // in that form.
duke@435 168 //
duke@435 169 // Note 2: The result type is T_ILLEGAL for bytecodes where the top of stack
duke@435 170 // type after execution is not only determined by the bytecode itself.
duke@435 171
duke@435 172 // Java bytecodes
duke@435 173 // bytecode bytecode name format wide f. result tp stk traps
duke@435 174 def(_nop , "nop" , "b" , NULL , T_VOID , 0, false);
duke@435 175 def(_aconst_null , "aconst_null" , "b" , NULL , T_OBJECT , 1, false);
duke@435 176 def(_iconst_m1 , "iconst_m1" , "b" , NULL , T_INT , 1, false);
duke@435 177 def(_iconst_0 , "iconst_0" , "b" , NULL , T_INT , 1, false);
duke@435 178 def(_iconst_1 , "iconst_1" , "b" , NULL , T_INT , 1, false);
duke@435 179 def(_iconst_2 , "iconst_2" , "b" , NULL , T_INT , 1, false);
duke@435 180 def(_iconst_3 , "iconst_3" , "b" , NULL , T_INT , 1, false);
duke@435 181 def(_iconst_4 , "iconst_4" , "b" , NULL , T_INT , 1, false);
duke@435 182 def(_iconst_5 , "iconst_5" , "b" , NULL , T_INT , 1, false);
duke@435 183 def(_lconst_0 , "lconst_0" , "b" , NULL , T_LONG , 2, false);
duke@435 184 def(_lconst_1 , "lconst_1" , "b" , NULL , T_LONG , 2, false);
duke@435 185 def(_fconst_0 , "fconst_0" , "b" , NULL , T_FLOAT , 1, false);
duke@435 186 def(_fconst_1 , "fconst_1" , "b" , NULL , T_FLOAT , 1, false);
duke@435 187 def(_fconst_2 , "fconst_2" , "b" , NULL , T_FLOAT , 1, false);
duke@435 188 def(_dconst_0 , "dconst_0" , "b" , NULL , T_DOUBLE , 2, false);
duke@435 189 def(_dconst_1 , "dconst_1" , "b" , NULL , T_DOUBLE , 2, false);
duke@435 190 def(_bipush , "bipush" , "bc" , NULL , T_INT , 1, false);
duke@435 191 def(_sipush , "sipush" , "bcc" , NULL , T_INT , 1, false);
duke@435 192 def(_ldc , "ldc" , "bi" , NULL , T_ILLEGAL, 1, true );
duke@435 193 def(_ldc_w , "ldc_w" , "bii" , NULL , T_ILLEGAL, 1, true );
duke@435 194 def(_ldc2_w , "ldc2_w" , "bii" , NULL , T_ILLEGAL, 2, true );
duke@435 195 def(_iload , "iload" , "bi" , "wbii" , T_INT , 1, false);
duke@435 196 def(_lload , "lload" , "bi" , "wbii" , T_LONG , 2, false);
duke@435 197 def(_fload , "fload" , "bi" , "wbii" , T_FLOAT , 1, false);
duke@435 198 def(_dload , "dload" , "bi" , "wbii" , T_DOUBLE , 2, false);
duke@435 199 def(_aload , "aload" , "bi" , "wbii" , T_OBJECT , 1, false);
duke@435 200 def(_iload_0 , "iload_0" , "b" , NULL , T_INT , 1, false);
duke@435 201 def(_iload_1 , "iload_1" , "b" , NULL , T_INT , 1, false);
duke@435 202 def(_iload_2 , "iload_2" , "b" , NULL , T_INT , 1, false);
duke@435 203 def(_iload_3 , "iload_3" , "b" , NULL , T_INT , 1, false);
duke@435 204 def(_lload_0 , "lload_0" , "b" , NULL , T_LONG , 2, false);
duke@435 205 def(_lload_1 , "lload_1" , "b" , NULL , T_LONG , 2, false);
duke@435 206 def(_lload_2 , "lload_2" , "b" , NULL , T_LONG , 2, false);
duke@435 207 def(_lload_3 , "lload_3" , "b" , NULL , T_LONG , 2, false);
duke@435 208 def(_fload_0 , "fload_0" , "b" , NULL , T_FLOAT , 1, false);
duke@435 209 def(_fload_1 , "fload_1" , "b" , NULL , T_FLOAT , 1, false);
duke@435 210 def(_fload_2 , "fload_2" , "b" , NULL , T_FLOAT , 1, false);
duke@435 211 def(_fload_3 , "fload_3" , "b" , NULL , T_FLOAT , 1, false);
duke@435 212 def(_dload_0 , "dload_0" , "b" , NULL , T_DOUBLE , 2, false);
duke@435 213 def(_dload_1 , "dload_1" , "b" , NULL , T_DOUBLE , 2, false);
duke@435 214 def(_dload_2 , "dload_2" , "b" , NULL , T_DOUBLE , 2, false);
duke@435 215 def(_dload_3 , "dload_3" , "b" , NULL , T_DOUBLE , 2, false);
duke@435 216 def(_aload_0 , "aload_0" , "b" , NULL , T_OBJECT , 1, true ); // rewriting in interpreter
duke@435 217 def(_aload_1 , "aload_1" , "b" , NULL , T_OBJECT , 1, false);
duke@435 218 def(_aload_2 , "aload_2" , "b" , NULL , T_OBJECT , 1, false);
duke@435 219 def(_aload_3 , "aload_3" , "b" , NULL , T_OBJECT , 1, false);
duke@435 220 def(_iaload , "iaload" , "b" , NULL , T_INT , -1, true );
duke@435 221 def(_laload , "laload" , "b" , NULL , T_LONG , 0, true );
duke@435 222 def(_faload , "faload" , "b" , NULL , T_FLOAT , -1, true );
duke@435 223 def(_daload , "daload" , "b" , NULL , T_DOUBLE , 0, true );
duke@435 224 def(_aaload , "aaload" , "b" , NULL , T_OBJECT , -1, true );
duke@435 225 def(_baload , "baload" , "b" , NULL , T_INT , -1, true );
duke@435 226 def(_caload , "caload" , "b" , NULL , T_INT , -1, true );
duke@435 227 def(_saload , "saload" , "b" , NULL , T_INT , -1, true );
duke@435 228 def(_istore , "istore" , "bi" , "wbii" , T_VOID , -1, false);
duke@435 229 def(_lstore , "lstore" , "bi" , "wbii" , T_VOID , -2, false);
duke@435 230 def(_fstore , "fstore" , "bi" , "wbii" , T_VOID , -1, false);
duke@435 231 def(_dstore , "dstore" , "bi" , "wbii" , T_VOID , -2, false);
duke@435 232 def(_astore , "astore" , "bi" , "wbii" , T_VOID , -1, false);
duke@435 233 def(_istore_0 , "istore_0" , "b" , NULL , T_VOID , -1, false);
duke@435 234 def(_istore_1 , "istore_1" , "b" , NULL , T_VOID , -1, false);
duke@435 235 def(_istore_2 , "istore_2" , "b" , NULL , T_VOID , -1, false);
duke@435 236 def(_istore_3 , "istore_3" , "b" , NULL , T_VOID , -1, false);
duke@435 237 def(_lstore_0 , "lstore_0" , "b" , NULL , T_VOID , -2, false);
duke@435 238 def(_lstore_1 , "lstore_1" , "b" , NULL , T_VOID , -2, false);
duke@435 239 def(_lstore_2 , "lstore_2" , "b" , NULL , T_VOID , -2, false);
duke@435 240 def(_lstore_3 , "lstore_3" , "b" , NULL , T_VOID , -2, false);
duke@435 241 def(_fstore_0 , "fstore_0" , "b" , NULL , T_VOID , -1, false);
duke@435 242 def(_fstore_1 , "fstore_1" , "b" , NULL , T_VOID , -1, false);
duke@435 243 def(_fstore_2 , "fstore_2" , "b" , NULL , T_VOID , -1, false);
duke@435 244 def(_fstore_3 , "fstore_3" , "b" , NULL , T_VOID , -1, false);
duke@435 245 def(_dstore_0 , "dstore_0" , "b" , NULL , T_VOID , -2, false);
duke@435 246 def(_dstore_1 , "dstore_1" , "b" , NULL , T_VOID , -2, false);
duke@435 247 def(_dstore_2 , "dstore_2" , "b" , NULL , T_VOID , -2, false);
duke@435 248 def(_dstore_3 , "dstore_3" , "b" , NULL , T_VOID , -2, false);
duke@435 249 def(_astore_0 , "astore_0" , "b" , NULL , T_VOID , -1, false);
duke@435 250 def(_astore_1 , "astore_1" , "b" , NULL , T_VOID , -1, false);
duke@435 251 def(_astore_2 , "astore_2" , "b" , NULL , T_VOID , -1, false);
duke@435 252 def(_astore_3 , "astore_3" , "b" , NULL , T_VOID , -1, false);
duke@435 253 def(_iastore , "iastore" , "b" , NULL , T_VOID , -3, true );
duke@435 254 def(_lastore , "lastore" , "b" , NULL , T_VOID , -4, true );
duke@435 255 def(_fastore , "fastore" , "b" , NULL , T_VOID , -3, true );
duke@435 256 def(_dastore , "dastore" , "b" , NULL , T_VOID , -4, true );
duke@435 257 def(_aastore , "aastore" , "b" , NULL , T_VOID , -3, true );
duke@435 258 def(_bastore , "bastore" , "b" , NULL , T_VOID , -3, true );
duke@435 259 def(_castore , "castore" , "b" , NULL , T_VOID , -3, true );
duke@435 260 def(_sastore , "sastore" , "b" , NULL , T_VOID , -3, true );
duke@435 261 def(_pop , "pop" , "b" , NULL , T_VOID , -1, false);
duke@435 262 def(_pop2 , "pop2" , "b" , NULL , T_VOID , -2, false);
duke@435 263 def(_dup , "dup" , "b" , NULL , T_VOID , 1, false);
duke@435 264 def(_dup_x1 , "dup_x1" , "b" , NULL , T_VOID , 1, false);
duke@435 265 def(_dup_x2 , "dup_x2" , "b" , NULL , T_VOID , 1, false);
duke@435 266 def(_dup2 , "dup2" , "b" , NULL , T_VOID , 2, false);
duke@435 267 def(_dup2_x1 , "dup2_x1" , "b" , NULL , T_VOID , 2, false);
duke@435 268 def(_dup2_x2 , "dup2_x2" , "b" , NULL , T_VOID , 2, false);
duke@435 269 def(_swap , "swap" , "b" , NULL , T_VOID , 0, false);
duke@435 270 def(_iadd , "iadd" , "b" , NULL , T_INT , -1, false);
duke@435 271 def(_ladd , "ladd" , "b" , NULL , T_LONG , -2, false);
duke@435 272 def(_fadd , "fadd" , "b" , NULL , T_FLOAT , -1, false);
duke@435 273 def(_dadd , "dadd" , "b" , NULL , T_DOUBLE , -2, false);
duke@435 274 def(_isub , "isub" , "b" , NULL , T_INT , -1, false);
duke@435 275 def(_lsub , "lsub" , "b" , NULL , T_LONG , -2, false);
duke@435 276 def(_fsub , "fsub" , "b" , NULL , T_FLOAT , -1, false);
duke@435 277 def(_dsub , "dsub" , "b" , NULL , T_DOUBLE , -2, false);
duke@435 278 def(_imul , "imul" , "b" , NULL , T_INT , -1, false);
duke@435 279 def(_lmul , "lmul" , "b" , NULL , T_LONG , -2, false);
duke@435 280 def(_fmul , "fmul" , "b" , NULL , T_FLOAT , -1, false);
duke@435 281 def(_dmul , "dmul" , "b" , NULL , T_DOUBLE , -2, false);
duke@435 282 def(_idiv , "idiv" , "b" , NULL , T_INT , -1, true );
duke@435 283 def(_ldiv , "ldiv" , "b" , NULL , T_LONG , -2, true );
duke@435 284 def(_fdiv , "fdiv" , "b" , NULL , T_FLOAT , -1, false);
duke@435 285 def(_ddiv , "ddiv" , "b" , NULL , T_DOUBLE , -2, false);
duke@435 286 def(_irem , "irem" , "b" , NULL , T_INT , -1, true );
duke@435 287 def(_lrem , "lrem" , "b" , NULL , T_LONG , -2, true );
duke@435 288 def(_frem , "frem" , "b" , NULL , T_FLOAT , -1, false);
duke@435 289 def(_drem , "drem" , "b" , NULL , T_DOUBLE , -2, false);
duke@435 290 def(_ineg , "ineg" , "b" , NULL , T_INT , 0, false);
duke@435 291 def(_lneg , "lneg" , "b" , NULL , T_LONG , 0, false);
duke@435 292 def(_fneg , "fneg" , "b" , NULL , T_FLOAT , 0, false);
duke@435 293 def(_dneg , "dneg" , "b" , NULL , T_DOUBLE , 0, false);
duke@435 294 def(_ishl , "ishl" , "b" , NULL , T_INT , -1, false);
duke@435 295 def(_lshl , "lshl" , "b" , NULL , T_LONG , -1, false);
duke@435 296 def(_ishr , "ishr" , "b" , NULL , T_INT , -1, false);
duke@435 297 def(_lshr , "lshr" , "b" , NULL , T_LONG , -1, false);
duke@435 298 def(_iushr , "iushr" , "b" , NULL , T_INT , -1, false);
duke@435 299 def(_lushr , "lushr" , "b" , NULL , T_LONG , -1, false);
duke@435 300 def(_iand , "iand" , "b" , NULL , T_INT , -1, false);
duke@435 301 def(_land , "land" , "b" , NULL , T_LONG , -2, false);
duke@435 302 def(_ior , "ior" , "b" , NULL , T_INT , -1, false);
duke@435 303 def(_lor , "lor" , "b" , NULL , T_LONG , -2, false);
duke@435 304 def(_ixor , "ixor" , "b" , NULL , T_INT , -1, false);
duke@435 305 def(_lxor , "lxor" , "b" , NULL , T_LONG , -2, false);
duke@435 306 def(_iinc , "iinc" , "bic" , "wbiicc", T_VOID , 0, false);
duke@435 307 def(_i2l , "i2l" , "b" , NULL , T_LONG , 1, false);
duke@435 308 def(_i2f , "i2f" , "b" , NULL , T_FLOAT , 0, false);
duke@435 309 def(_i2d , "i2d" , "b" , NULL , T_DOUBLE , 1, false);
duke@435 310 def(_l2i , "l2i" , "b" , NULL , T_INT , -1, false);
duke@435 311 def(_l2f , "l2f" , "b" , NULL , T_FLOAT , -1, false);
duke@435 312 def(_l2d , "l2d" , "b" , NULL , T_DOUBLE , 0, false);
duke@435 313 def(_f2i , "f2i" , "b" , NULL , T_INT , 0, false);
duke@435 314 def(_f2l , "f2l" , "b" , NULL , T_LONG , 1, false);
duke@435 315 def(_f2d , "f2d" , "b" , NULL , T_DOUBLE , 1, false);
duke@435 316 def(_d2i , "d2i" , "b" , NULL , T_INT , -1, false);
duke@435 317 def(_d2l , "d2l" , "b" , NULL , T_LONG , 0, false);
duke@435 318 def(_d2f , "d2f" , "b" , NULL , T_FLOAT , -1, false);
duke@435 319 def(_i2b , "i2b" , "b" , NULL , T_BYTE , 0, false);
duke@435 320 def(_i2c , "i2c" , "b" , NULL , T_CHAR , 0, false);
duke@435 321 def(_i2s , "i2s" , "b" , NULL , T_SHORT , 0, false);
duke@435 322 def(_lcmp , "lcmp" , "b" , NULL , T_VOID , -3, false);
duke@435 323 def(_fcmpl , "fcmpl" , "b" , NULL , T_VOID , -1, false);
duke@435 324 def(_fcmpg , "fcmpg" , "b" , NULL , T_VOID , -1, false);
duke@435 325 def(_dcmpl , "dcmpl" , "b" , NULL , T_VOID , -3, false);
duke@435 326 def(_dcmpg , "dcmpg" , "b" , NULL , T_VOID , -3, false);
duke@435 327 def(_ifeq , "ifeq" , "boo" , NULL , T_VOID , -1, false);
duke@435 328 def(_ifne , "ifne" , "boo" , NULL , T_VOID , -1, false);
duke@435 329 def(_iflt , "iflt" , "boo" , NULL , T_VOID , -1, false);
duke@435 330 def(_ifge , "ifge" , "boo" , NULL , T_VOID , -1, false);
duke@435 331 def(_ifgt , "ifgt" , "boo" , NULL , T_VOID , -1, false);
duke@435 332 def(_ifle , "ifle" , "boo" , NULL , T_VOID , -1, false);
duke@435 333 def(_if_icmpeq , "if_icmpeq" , "boo" , NULL , T_VOID , -2, false);
duke@435 334 def(_if_icmpne , "if_icmpne" , "boo" , NULL , T_VOID , -2, false);
duke@435 335 def(_if_icmplt , "if_icmplt" , "boo" , NULL , T_VOID , -2, false);
duke@435 336 def(_if_icmpge , "if_icmpge" , "boo" , NULL , T_VOID , -2, false);
duke@435 337 def(_if_icmpgt , "if_icmpgt" , "boo" , NULL , T_VOID , -2, false);
duke@435 338 def(_if_icmple , "if_icmple" , "boo" , NULL , T_VOID , -2, false);
duke@435 339 def(_if_acmpeq , "if_acmpeq" , "boo" , NULL , T_VOID , -2, false);
duke@435 340 def(_if_acmpne , "if_acmpne" , "boo" , NULL , T_VOID , -2, false);
duke@435 341 def(_goto , "goto" , "boo" , NULL , T_VOID , 0, false);
duke@435 342 def(_jsr , "jsr" , "boo" , NULL , T_INT , 0, false);
duke@435 343 def(_ret , "ret" , "bi" , "wbii" , T_VOID , 0, false);
duke@435 344 def(_tableswitch , "tableswitch" , "" , NULL , T_VOID , -1, false); // may have backward branches
duke@435 345 def(_lookupswitch , "lookupswitch" , "" , NULL , T_VOID , -1, false); // rewriting in interpreter
duke@435 346 def(_ireturn , "ireturn" , "b" , NULL , T_INT , -1, true);
duke@435 347 def(_lreturn , "lreturn" , "b" , NULL , T_LONG , -2, true);
duke@435 348 def(_freturn , "freturn" , "b" , NULL , T_FLOAT , -1, true);
duke@435 349 def(_dreturn , "dreturn" , "b" , NULL , T_DOUBLE , -2, true);
duke@435 350 def(_areturn , "areturn" , "b" , NULL , T_OBJECT , -1, true);
duke@435 351 def(_return , "return" , "b" , NULL , T_VOID , 0, true);
duke@435 352 def(_getstatic , "getstatic" , "bjj" , NULL , T_ILLEGAL, 1, true );
duke@435 353 def(_putstatic , "putstatic" , "bjj" , NULL , T_ILLEGAL, -1, true );
duke@435 354 def(_getfield , "getfield" , "bjj" , NULL , T_ILLEGAL, 0, true );
duke@435 355 def(_putfield , "putfield" , "bjj" , NULL , T_ILLEGAL, -2, true );
duke@435 356 def(_invokevirtual , "invokevirtual" , "bjj" , NULL , T_ILLEGAL, -1, true);
duke@435 357 def(_invokespecial , "invokespecial" , "bjj" , NULL , T_ILLEGAL, -1, true);
duke@435 358 def(_invokestatic , "invokestatic" , "bjj" , NULL , T_ILLEGAL, 0, true);
duke@435 359 def(_invokeinterface , "invokeinterface" , "bjj__", NULL , T_ILLEGAL, -1, true);
twisti@1570 360 def(_invokedynamic , "invokedynamic" , "bjjjj", NULL , T_ILLEGAL, 0, true );
duke@435 361 def(_new , "new" , "bii" , NULL , T_OBJECT , 1, true );
duke@435 362 def(_newarray , "newarray" , "bc" , NULL , T_OBJECT , 0, true );
duke@435 363 def(_anewarray , "anewarray" , "bii" , NULL , T_OBJECT , 0, true );
duke@435 364 def(_arraylength , "arraylength" , "b" , NULL , T_VOID , 0, true );
duke@435 365 def(_athrow , "athrow" , "b" , NULL , T_VOID , -1, true );
duke@435 366 def(_checkcast , "checkcast" , "bii" , NULL , T_OBJECT , 0, true );
duke@435 367 def(_instanceof , "instanceof" , "bii" , NULL , T_INT , 0, true );
duke@435 368 def(_monitorenter , "monitorenter" , "b" , NULL , T_VOID , -1, true );
duke@435 369 def(_monitorexit , "monitorexit" , "b" , NULL , T_VOID , -1, true );
duke@435 370 def(_wide , "wide" , "" , NULL , T_VOID , 0, false);
duke@435 371 def(_multianewarray , "multianewarray" , "biic" , NULL , T_OBJECT , 1, true );
duke@435 372 def(_ifnull , "ifnull" , "boo" , NULL , T_VOID , -1, false);
duke@435 373 def(_ifnonnull , "ifnonnull" , "boo" , NULL , T_VOID , -1, false);
duke@435 374 def(_goto_w , "goto_w" , "boooo", NULL , T_VOID , 0, false);
duke@435 375 def(_jsr_w , "jsr_w" , "boooo", NULL , T_INT , 0, false);
duke@435 376 def(_breakpoint , "breakpoint" , "" , NULL , T_VOID , 0, true);
duke@435 377
duke@435 378 // JVM bytecodes
duke@435 379 // bytecode bytecode name format wide f. result tp stk traps std code
duke@435 380
duke@435 381 def(_fast_agetfield , "fast_agetfield" , "bjj" , NULL , T_OBJECT , 0, true , _getfield );
duke@435 382 def(_fast_bgetfield , "fast_bgetfield" , "bjj" , NULL , T_INT , 0, true , _getfield );
duke@435 383 def(_fast_cgetfield , "fast_cgetfield" , "bjj" , NULL , T_CHAR , 0, true , _getfield );
duke@435 384 def(_fast_dgetfield , "fast_dgetfield" , "bjj" , NULL , T_DOUBLE , 0, true , _getfield );
duke@435 385 def(_fast_fgetfield , "fast_fgetfield" , "bjj" , NULL , T_FLOAT , 0, true , _getfield );
duke@435 386 def(_fast_igetfield , "fast_igetfield" , "bjj" , NULL , T_INT , 0, true , _getfield );
duke@435 387 def(_fast_lgetfield , "fast_lgetfield" , "bjj" , NULL , T_LONG , 0, true , _getfield );
duke@435 388 def(_fast_sgetfield , "fast_sgetfield" , "bjj" , NULL , T_SHORT , 0, true , _getfield );
duke@435 389
duke@435 390 def(_fast_aputfield , "fast_aputfield" , "bjj" , NULL , T_OBJECT , 0, true , _putfield );
duke@435 391 def(_fast_bputfield , "fast_bputfield" , "bjj" , NULL , T_INT , 0, true , _putfield );
duke@435 392 def(_fast_cputfield , "fast_cputfield" , "bjj" , NULL , T_CHAR , 0, true , _putfield );
duke@435 393 def(_fast_dputfield , "fast_dputfield" , "bjj" , NULL , T_DOUBLE , 0, true , _putfield );
duke@435 394 def(_fast_fputfield , "fast_fputfield" , "bjj" , NULL , T_FLOAT , 0, true , _putfield );
duke@435 395 def(_fast_iputfield , "fast_iputfield" , "bjj" , NULL , T_INT , 0, true , _putfield );
duke@435 396 def(_fast_lputfield , "fast_lputfield" , "bjj" , NULL , T_LONG , 0, true , _putfield );
duke@435 397 def(_fast_sputfield , "fast_sputfield" , "bjj" , NULL , T_SHORT , 0, true , _putfield );
duke@435 398
duke@435 399 def(_fast_aload_0 , "fast_aload_0" , "b" , NULL , T_OBJECT , 1, true , _aload_0 );
duke@435 400 def(_fast_iaccess_0 , "fast_iaccess_0" , "b_jj" , NULL , T_INT , 1, true , _aload_0 );
duke@435 401 def(_fast_aaccess_0 , "fast_aaccess_0" , "b_jj" , NULL , T_OBJECT , 1, true , _aload_0 );
duke@435 402 def(_fast_faccess_0 , "fast_faccess_0" , "b_jj" , NULL , T_OBJECT , 1, true , _aload_0 );
duke@435 403
duke@435 404 def(_fast_iload , "fast_iload" , "bi" , NULL , T_INT , 1, false, _iload);
duke@435 405 def(_fast_iload2 , "fast_iload2" , "bi_i" , NULL , T_INT , 2, false, _iload);
duke@435 406 def(_fast_icaload , "fast_icaload" , "bi_" , NULL , T_INT , 0, false, _iload);
duke@435 407
duke@435 408 // Faster method invocation.
duke@435 409 def(_fast_invokevfinal , "fast_invokevfinal" , "bjj" , NULL , T_ILLEGAL, -1, true, _invokevirtual );
duke@435 410
duke@435 411 def(_fast_linearswitch , "fast_linearswitch" , "" , NULL , T_VOID , -1, false, _lookupswitch );
duke@435 412 def(_fast_binaryswitch , "fast_binaryswitch" , "" , NULL , T_VOID , -1, false, _lookupswitch );
duke@435 413
duke@435 414 def(_return_register_finalizer , "return_register_finalizer" , "b" , NULL , T_VOID , 0, true, _return);
duke@435 415
duke@435 416 def(_shouldnotreachhere , "_shouldnotreachhere" , "b" , NULL , T_VOID , 0, false);
duke@435 417
duke@435 418 // platform specific JVM bytecodes
duke@435 419 pd_initialize();
duke@435 420
duke@435 421 // compare can_trap information for each bytecode with the
duke@435 422 // can_trap information for the corresponding base bytecode
duke@435 423 // (if a rewritten bytecode can trap, so must the base bytecode)
duke@435 424 #ifdef ASSERT
duke@435 425 { for (int i = 0; i < number_of_codes; i++) {
duke@435 426 if (is_defined(i)) {
duke@435 427 Code code = cast(i);
duke@435 428 Code java = java_code(code);
jcoomes@1845 429 if (can_trap(code) && !can_trap(java))
jcoomes@1845 430 fatal(err_msg("%s can trap => %s can trap, too", name(code),
jcoomes@1845 431 name(java)));
duke@435 432 }
duke@435 433 }
duke@435 434 }
duke@435 435 #endif
duke@435 436
duke@435 437 // initialization successful
duke@435 438 _is_initialized = true;
duke@435 439 }
duke@435 440
duke@435 441
duke@435 442 void bytecodes_init() {
duke@435 443 Bytecodes::initialize();
duke@435 444 }
duke@435 445
duke@435 446 // Restore optimization
duke@435 447 #ifdef _M_AMD64
duke@435 448 #pragma optimize ("", on)
duke@435 449 #endif

Mercurial Repository: jdk8-mips64-public/hotspot

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