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annotate src/share/vm/interpreter/bytecodeInterpreter.hpp @ 21836:b517d3a9aebf jdk8u31-b31
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author | asaha |
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date | Thu, 18 Dec 2014 14:30:02 -0800 |
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0 | 1 /* |
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2 * Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
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. |
0 | 22 * |
23 */ | |
24 | |
1972 | 25 #ifndef SHARE_VM_INTERPRETER_BYTECODEINTERPRETER_HPP |
26 #define SHARE_VM_INTERPRETER_BYTECODEINTERPRETER_HPP | |
27 | |
28 #include "memory/allocation.hpp" | |
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29 #include "oops/methodData.hpp" |
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30 #include "oops/method.hpp" |
1972 | 31 #include "runtime/basicLock.hpp" |
32 #include "runtime/frame.hpp" | |
33 #include "runtime/globals.hpp" | |
34 #include "utilities/globalDefinitions.hpp" | |
35 #ifdef TARGET_ARCH_x86 | |
36 # include "bytes_x86.hpp" | |
37 #endif | |
38 #ifdef TARGET_ARCH_sparc | |
39 # include "bytes_sparc.hpp" | |
40 #endif | |
41 #ifdef TARGET_ARCH_zero | |
42 # include "bytes_zero.hpp" | |
43 #endif | |
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44 #ifdef TARGET_ARCH_arm |
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45 # include "bytes_arm.hpp" |
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46 #endif |
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47 #ifdef TARGET_ARCH_ppc |
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48 # include "bytes_ppc.hpp" |
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49 #endif |
1972 | 50 |
0 | 51 #ifdef CC_INTERP |
52 | |
6926 | 53 // JavaStack Implementation |
54 #define MORE_STACK(count) \ | |
55 (topOfStack -= ((count) * Interpreter::stackElementWords)) | |
56 | |
0 | 57 // CVM definitions find hotspot equivalents... |
58 | |
59 union VMJavaVal64 { | |
60 jlong l; | |
61 jdouble d; | |
62 uint32_t v[2]; | |
63 }; | |
64 | |
65 | |
66 typedef class BytecodeInterpreter* interpreterState; | |
67 | |
68 struct call_message { | |
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69 class Method* _callee; // method to call during call_method request |
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70 address _callee_entry_point; // address to jump to for call_method request |
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71 int _bcp_advance; // size of the invoke bytecode operation |
0 | 72 }; |
73 | |
74 struct osr_message { | |
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75 address _osr_buf; // the osr buffer |
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76 address _osr_entry; // the entry to the osr method |
0 | 77 }; |
78 | |
79 struct osr_result { | |
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80 nmethod* nm; // osr nmethod |
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81 address return_addr; // osr blob return address |
0 | 82 }; |
83 | |
84 // Result returned to frame manager | |
85 union frame_manager_message { | |
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86 call_message _to_call; // describes callee |
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87 osr_message _osr; // describes the osr |
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88 osr_result _osr_result; // result of OSR request |
0 | 89 }; |
90 | |
91 class BytecodeInterpreter : StackObj { | |
92 friend class SharedRuntime; | |
93 friend class AbstractInterpreterGenerator; | |
94 friend class CppInterpreterGenerator; | |
95 friend class InterpreterGenerator; | |
96 friend class InterpreterMacroAssembler; | |
97 friend class frame; | |
98 friend class VMStructs; | |
99 | |
100 public: | |
101 enum messages { | |
102 no_request = 0, // unused | |
103 initialize, // Perform one time interpreter initializations (assumes all switches set) | |
104 // status message to C++ interpreter | |
105 method_entry, // initial method entry to interpreter | |
106 method_resume, // frame manager response to return_from_method request (assuming a frame to resume) | |
107 deopt_resume, // returning from a native call into a deopted frame | |
108 deopt_resume2, // deopt resume as a result of a PopFrame | |
109 got_monitors, // frame manager response to more_monitors request | |
110 rethrow_exception, // unwinding and throwing exception | |
111 // requests to frame manager from C++ interpreter | |
112 call_method, // request for new frame from interpreter, manager responds with method_entry | |
113 return_from_method, // request from interpreter to unwind, manager responds with method_continue | |
114 more_monitors, // need a new monitor | |
115 throwing_exception, // unwind stack and rethrow | |
116 popping_frame, // unwind call and retry call | |
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117 do_osr, // request this invocation be OSR's |
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118 early_return // early return as commanded by jvmti |
0 | 119 }; |
120 | |
121 private: | |
122 JavaThread* _thread; // the vm's java thread pointer | |
123 address _bcp; // instruction pointer | |
124 intptr_t* _locals; // local variable pointer | |
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125 ConstantPoolCache* _constants; // constant pool cache |
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126 Method* _method; // method being executed |
0 | 127 DataLayout* _mdx; // compiler profiling data for current bytecode |
128 intptr_t* _stack; // expression stack | |
129 messages _msg; // frame manager <-> interpreter message | |
130 frame_manager_message _result; // result to frame manager | |
131 interpreterState _prev_link; // previous interpreter state | |
132 oop _oop_temp; // mirror for interpreted native, null otherwise | |
133 intptr_t* _stack_base; // base of expression stack | |
134 intptr_t* _stack_limit; // limit of expression stack | |
135 BasicObjectLock* _monitor_base; // base of monitors on the native stack | |
136 | |
137 | |
138 public: | |
139 // Constructor is only used by the initialization step. All other instances are created | |
140 // by the frame manager. | |
141 BytecodeInterpreter(messages msg); | |
142 | |
143 // | |
144 // Deoptimization support | |
145 // | |
146 static void layout_interpreterState(interpreterState to_fill, | |
147 frame* caller, | |
148 frame* interpreter_frame, | |
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149 Method* method, |
0 | 150 intptr_t* locals, |
151 intptr_t* stack, | |
152 intptr_t* stack_base, | |
153 intptr_t* monitor_base, | |
154 intptr_t* frame_bottom, | |
155 bool top_frame); | |
156 | |
157 /* | |
158 * Generic 32-bit wide "Java slot" definition. This type occurs | |
159 * in operand stacks, Java locals, object fields, constant pools. | |
160 */ | |
161 union VMJavaVal32 { | |
162 jint i; | |
163 jfloat f; | |
164 class oopDesc* r; | |
165 uint32_t raw; | |
166 }; | |
167 | |
168 /* | |
169 * Generic 64-bit Java value definition | |
170 */ | |
171 union VMJavaVal64 { | |
172 jlong l; | |
173 jdouble d; | |
174 uint32_t v[2]; | |
175 }; | |
176 | |
177 /* | |
178 * Generic 32-bit wide "Java slot" definition. This type occurs | |
179 * in Java locals, object fields, constant pools, and | |
180 * operand stacks (as a CVMStackVal32). | |
181 */ | |
182 typedef union VMSlotVal32 { | |
183 VMJavaVal32 j; /* For "Java" values */ | |
184 address a; /* a return created by jsr or jsr_w */ | |
185 } VMSlotVal32; | |
186 | |
187 | |
188 /* | |
189 * Generic 32-bit wide stack slot definition. | |
190 */ | |
191 union VMStackVal32 { | |
192 VMJavaVal32 j; /* For "Java" values */ | |
193 VMSlotVal32 s; /* any value from a "slot" or locals[] */ | |
194 }; | |
195 | |
196 inline JavaThread* thread() { return _thread; } | |
197 | |
198 inline address bcp() { return _bcp; } | |
199 inline void set_bcp(address new_bcp) { _bcp = new_bcp; } | |
200 | |
201 inline intptr_t* locals() { return _locals; } | |
202 | |
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203 inline ConstantPoolCache* constants() { return _constants; } |
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204 inline Method* method() { return _method; } |
0 | 205 inline DataLayout* mdx() { return _mdx; } |
206 inline void set_mdx(DataLayout *new_mdx) { _mdx = new_mdx; } | |
207 | |
208 inline messages msg() { return _msg; } | |
209 inline void set_msg(messages new_msg) { _msg = new_msg; } | |
210 | |
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211 inline Method* callee() { return _result._to_call._callee; } |
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212 inline void set_callee(Method* new_callee) { _result._to_call._callee = new_callee; } |
0 | 213 inline void set_callee_entry_point(address entry) { _result._to_call._callee_entry_point = entry; } |
214 inline void set_osr_buf(address buf) { _result._osr._osr_buf = buf; } | |
215 inline void set_osr_entry(address entry) { _result._osr._osr_entry = entry; } | |
216 inline int bcp_advance() { return _result._to_call._bcp_advance; } | |
217 inline void set_bcp_advance(int count) { _result._to_call._bcp_advance = count; } | |
218 | |
219 inline interpreterState prev() { return _prev_link; } | |
220 | |
221 inline intptr_t* stack() { return _stack; } | |
222 inline void set_stack(intptr_t* new_stack) { _stack = new_stack; } | |
223 | |
224 | |
225 inline intptr_t* stack_base() { return _stack_base; } | |
226 inline intptr_t* stack_limit() { return _stack_limit; } | |
227 | |
228 inline BasicObjectLock* monitor_base() { return _monitor_base; } | |
229 | |
230 /* | |
231 * 64-bit Arithmetic: | |
232 * | |
233 * The functions below follow the semantics of the | |
234 * ladd, land, ldiv, lmul, lor, lxor, and lrem bytecodes, | |
235 * respectively. | |
236 */ | |
237 | |
238 static jlong VMlongAdd(jlong op1, jlong op2); | |
239 static jlong VMlongAnd(jlong op1, jlong op2); | |
240 static jlong VMlongDiv(jlong op1, jlong op2); | |
241 static jlong VMlongMul(jlong op1, jlong op2); | |
242 static jlong VMlongOr (jlong op1, jlong op2); | |
243 static jlong VMlongSub(jlong op1, jlong op2); | |
244 static jlong VMlongXor(jlong op1, jlong op2); | |
245 static jlong VMlongRem(jlong op1, jlong op2); | |
246 | |
247 /* | |
248 * Shift: | |
249 * | |
250 * The functions below follow the semantics of the | |
251 * lushr, lshl, and lshr bytecodes, respectively. | |
252 */ | |
253 | |
254 static jlong VMlongUshr(jlong op1, jint op2); | |
255 static jlong VMlongShl (jlong op1, jint op2); | |
256 static jlong VMlongShr (jlong op1, jint op2); | |
257 | |
258 /* | |
259 * Unary: | |
260 * | |
261 * Return the negation of "op" (-op), according to | |
262 * the semantics of the lneg bytecode. | |
263 */ | |
264 | |
265 static jlong VMlongNeg(jlong op); | |
266 | |
267 /* | |
268 * Return the complement of "op" (~op) | |
269 */ | |
270 | |
271 static jlong VMlongNot(jlong op); | |
272 | |
273 | |
274 /* | |
275 * Comparisons to 0: | |
276 */ | |
277 | |
278 static int32_t VMlongLtz(jlong op); /* op <= 0 */ | |
279 static int32_t VMlongGez(jlong op); /* op >= 0 */ | |
280 static int32_t VMlongEqz(jlong op); /* op == 0 */ | |
281 | |
282 /* | |
283 * Between operands: | |
284 */ | |
285 | |
286 static int32_t VMlongEq(jlong op1, jlong op2); /* op1 == op2 */ | |
287 static int32_t VMlongNe(jlong op1, jlong op2); /* op1 != op2 */ | |
288 static int32_t VMlongGe(jlong op1, jlong op2); /* op1 >= op2 */ | |
289 static int32_t VMlongLe(jlong op1, jlong op2); /* op1 <= op2 */ | |
290 static int32_t VMlongLt(jlong op1, jlong op2); /* op1 < op2 */ | |
291 static int32_t VMlongGt(jlong op1, jlong op2); /* op1 > op2 */ | |
292 | |
293 /* | |
294 * Comparisons (returning an jint value: 0, 1, or -1) | |
295 * | |
296 * Between operands: | |
297 * | |
298 * Compare "op1" and "op2" according to the semantics of the | |
299 * "lcmp" bytecode. | |
300 */ | |
301 | |
302 static int32_t VMlongCompare(jlong op1, jlong op2); | |
303 | |
304 /* | |
305 * Convert int to long, according to "i2l" bytecode semantics | |
306 */ | |
307 static jlong VMint2Long(jint val); | |
308 | |
309 /* | |
310 * Convert long to int, according to "l2i" bytecode semantics | |
311 */ | |
312 static jint VMlong2Int(jlong val); | |
313 | |
314 /* | |
315 * Convert long to float, according to "l2f" bytecode semantics | |
316 */ | |
317 static jfloat VMlong2Float(jlong val); | |
318 | |
319 /* | |
320 * Convert long to double, according to "l2d" bytecode semantics | |
321 */ | |
322 static jdouble VMlong2Double(jlong val); | |
323 | |
324 /* | |
325 * Java floating-point float value manipulation. | |
326 * | |
327 * The result argument is, once again, an lvalue. | |
328 * | |
329 * Arithmetic: | |
330 * | |
331 * The functions below follow the semantics of the | |
332 * fadd, fsub, fmul, fdiv, and frem bytecodes, | |
333 * respectively. | |
334 */ | |
335 | |
336 static jfloat VMfloatAdd(jfloat op1, jfloat op2); | |
337 static jfloat VMfloatSub(jfloat op1, jfloat op2); | |
338 static jfloat VMfloatMul(jfloat op1, jfloat op2); | |
339 static jfloat VMfloatDiv(jfloat op1, jfloat op2); | |
340 static jfloat VMfloatRem(jfloat op1, jfloat op2); | |
341 | |
342 /* | |
343 * Unary: | |
344 * | |
345 * Return the negation of "op" (-op), according to | |
346 * the semantics of the fneg bytecode. | |
347 */ | |
348 | |
349 static jfloat VMfloatNeg(jfloat op); | |
350 | |
351 /* | |
352 * Comparisons (returning an int value: 0, 1, or -1) | |
353 * | |
354 * Between operands: | |
355 * | |
356 * Compare "op1" and "op2" according to the semantics of the | |
357 * "fcmpl" (direction is -1) or "fcmpg" (direction is 1) bytecodes. | |
358 */ | |
359 | |
360 static int32_t VMfloatCompare(jfloat op1, jfloat op2, | |
361 int32_t direction); | |
362 /* | |
363 * Conversion: | |
364 */ | |
365 | |
366 /* | |
367 * Convert float to double, according to "f2d" bytecode semantics | |
368 */ | |
369 | |
370 static jdouble VMfloat2Double(jfloat op); | |
371 | |
372 /* | |
373 ****************************************** | |
374 * Java double floating-point manipulation. | |
375 ****************************************** | |
376 * | |
377 * The result argument is, once again, an lvalue. | |
378 * | |
379 * Conversions: | |
380 */ | |
381 | |
382 /* | |
383 * Convert double to int, according to "d2i" bytecode semantics | |
384 */ | |
385 | |
386 static jint VMdouble2Int(jdouble val); | |
387 | |
388 /* | |
389 * Convert double to float, according to "d2f" bytecode semantics | |
390 */ | |
391 | |
392 static jfloat VMdouble2Float(jdouble val); | |
393 | |
394 /* | |
395 * Convert int to double, according to "i2d" bytecode semantics | |
396 */ | |
397 | |
398 static jdouble VMint2Double(jint val); | |
399 | |
400 /* | |
401 * Arithmetic: | |
402 * | |
403 * The functions below follow the semantics of the | |
404 * dadd, dsub, ddiv, dmul, and drem bytecodes, respectively. | |
405 */ | |
406 | |
407 static jdouble VMdoubleAdd(jdouble op1, jdouble op2); | |
408 static jdouble VMdoubleSub(jdouble op1, jdouble op2); | |
409 static jdouble VMdoubleDiv(jdouble op1, jdouble op2); | |
410 static jdouble VMdoubleMul(jdouble op1, jdouble op2); | |
411 static jdouble VMdoubleRem(jdouble op1, jdouble op2); | |
412 | |
413 /* | |
414 * Unary: | |
415 * | |
416 * Return the negation of "op" (-op), according to | |
417 * the semantics of the dneg bytecode. | |
418 */ | |
419 | |
420 static jdouble VMdoubleNeg(jdouble op); | |
421 | |
422 /* | |
423 * Comparisons (returning an int32_t value: 0, 1, or -1) | |
424 * | |
425 * Between operands: | |
426 * | |
427 * Compare "op1" and "op2" according to the semantics of the | |
428 * "dcmpl" (direction is -1) or "dcmpg" (direction is 1) bytecodes. | |
429 */ | |
430 | |
431 static int32_t VMdoubleCompare(jdouble op1, jdouble op2, int32_t direction); | |
432 | |
433 /* | |
434 * Copy two typeless 32-bit words from one location to another. | |
435 * This is semantically equivalent to: | |
436 * | |
437 * to[0] = from[0]; | |
438 * to[1] = from[1]; | |
439 * | |
440 * but this interface is provided for those platforms that could | |
441 * optimize this into a single 64-bit transfer. | |
442 */ | |
443 | |
444 static void VMmemCopy64(uint32_t to[2], const uint32_t from[2]); | |
445 | |
446 | |
447 // Arithmetic operations | |
448 | |
449 /* | |
450 * Java arithmetic methods. | |
451 * The functions below follow the semantics of the | |
452 * iadd, isub, imul, idiv, irem, iand, ior, ixor, | |
453 * and ineg bytecodes, respectively. | |
454 */ | |
455 | |
456 static jint VMintAdd(jint op1, jint op2); | |
457 static jint VMintSub(jint op1, jint op2); | |
458 static jint VMintMul(jint op1, jint op2); | |
459 static jint VMintDiv(jint op1, jint op2); | |
460 static jint VMintRem(jint op1, jint op2); | |
461 static jint VMintAnd(jint op1, jint op2); | |
462 static jint VMintOr (jint op1, jint op2); | |
463 static jint VMintXor(jint op1, jint op2); | |
464 | |
465 /* | |
466 * Shift Operation: | |
467 * The functions below follow the semantics of the | |
468 * iushr, ishl, and ishr bytecodes, respectively. | |
469 */ | |
470 | |
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471 static juint VMintUshr(jint op, jint num); |
0 | 472 static jint VMintShl (jint op, jint num); |
473 static jint VMintShr (jint op, jint num); | |
474 | |
475 /* | |
476 * Unary Operation: | |
477 * | |
478 * Return the negation of "op" (-op), according to | |
479 * the semantics of the ineg bytecode. | |
480 */ | |
481 | |
482 static jint VMintNeg(jint op); | |
483 | |
484 /* | |
485 * Int Conversions: | |
486 */ | |
487 | |
488 /* | |
489 * Convert int to float, according to "i2f" bytecode semantics | |
490 */ | |
491 | |
492 static jfloat VMint2Float(jint val); | |
493 | |
494 /* | |
495 * Convert int to byte, according to "i2b" bytecode semantics | |
496 */ | |
497 | |
498 static jbyte VMint2Byte(jint val); | |
499 | |
500 /* | |
501 * Convert int to char, according to "i2c" bytecode semantics | |
502 */ | |
503 | |
504 static jchar VMint2Char(jint val); | |
505 | |
506 /* | |
507 * Convert int to short, according to "i2s" bytecode semantics | |
508 */ | |
509 | |
510 static jshort VMint2Short(jint val); | |
511 | |
512 /*========================================================================= | |
513 * Bytecode interpreter operations | |
514 *=======================================================================*/ | |
515 | |
516 static void dup(intptr_t *tos); | |
517 static void dup2(intptr_t *tos); | |
518 static void dup_x1(intptr_t *tos); /* insert top word two down */ | |
519 static void dup_x2(intptr_t *tos); /* insert top word three down */ | |
520 static void dup2_x1(intptr_t *tos); /* insert top 2 slots three down */ | |
521 static void dup2_x2(intptr_t *tos); /* insert top 2 slots four down */ | |
522 static void swap(intptr_t *tos); /* swap top two elements */ | |
523 | |
524 // umm don't like this method modifies its object | |
525 | |
526 // The Interpreter used when | |
527 static void run(interpreterState istate); | |
528 // The interpreter used if JVMTI needs interpreter events | |
529 static void runWithChecks(interpreterState istate); | |
530 static void End_Of_Interpreter(void); | |
531 | |
532 // Inline static functions for Java Stack and Local manipulation | |
533 | |
534 static address stack_slot(intptr_t *tos, int offset); | |
535 static jint stack_int(intptr_t *tos, int offset); | |
536 static jfloat stack_float(intptr_t *tos, int offset); | |
537 static oop stack_object(intptr_t *tos, int offset); | |
538 static jdouble stack_double(intptr_t *tos, int offset); | |
539 static jlong stack_long(intptr_t *tos, int offset); | |
540 | |
541 // only used for value types | |
542 static void set_stack_slot(intptr_t *tos, address value, int offset); | |
543 static void set_stack_int(intptr_t *tos, int value, int offset); | |
544 static void set_stack_float(intptr_t *tos, jfloat value, int offset); | |
545 static void set_stack_object(intptr_t *tos, oop value, int offset); | |
546 | |
547 // needs to be platform dep for the 32 bit platforms. | |
548 static void set_stack_double(intptr_t *tos, jdouble value, int offset); | |
549 static void set_stack_long(intptr_t *tos, jlong value, int offset); | |
550 | |
551 static void set_stack_double_from_addr(intptr_t *tos, address addr, int offset); | |
552 static void set_stack_long_from_addr(intptr_t *tos, address addr, int offset); | |
553 | |
554 // Locals | |
555 | |
556 static address locals_slot(intptr_t* locals, int offset); | |
557 static jint locals_int(intptr_t* locals, int offset); | |
558 static jfloat locals_float(intptr_t* locals, int offset); | |
559 static oop locals_object(intptr_t* locals, int offset); | |
560 static jdouble locals_double(intptr_t* locals, int offset); | |
561 static jlong locals_long(intptr_t* locals, int offset); | |
562 | |
563 static address locals_long_at(intptr_t* locals, int offset); | |
564 static address locals_double_at(intptr_t* locals, int offset); | |
565 | |
566 static void set_locals_slot(intptr_t *locals, address value, int offset); | |
567 static void set_locals_int(intptr_t *locals, jint value, int offset); | |
568 static void set_locals_float(intptr_t *locals, jfloat value, int offset); | |
569 static void set_locals_object(intptr_t *locals, oop value, int offset); | |
570 static void set_locals_double(intptr_t *locals, jdouble value, int offset); | |
571 static void set_locals_long(intptr_t *locals, jlong value, int offset); | |
572 static void set_locals_double_from_addr(intptr_t *locals, | |
573 address addr, int offset); | |
574 static void set_locals_long_from_addr(intptr_t *locals, | |
575 address addr, int offset); | |
576 | |
577 static void astore(intptr_t* topOfStack, int stack_offset, | |
578 intptr_t* locals, int locals_offset); | |
579 | |
580 // Support for dup and swap | |
581 static void copy_stack_slot(intptr_t *tos, int from_offset, int to_offset); | |
582 | |
583 #ifndef PRODUCT | |
584 static const char* C_msg(BytecodeInterpreter::messages msg); | |
585 void print(); | |
586 #endif // PRODUCT | |
587 | |
588 // Platform fields/methods | |
1972 | 589 #ifdef TARGET_ARCH_x86 |
590 # include "bytecodeInterpreter_x86.hpp" | |
591 #endif | |
592 #ifdef TARGET_ARCH_sparc | |
593 # include "bytecodeInterpreter_sparc.hpp" | |
594 #endif | |
595 #ifdef TARGET_ARCH_zero | |
596 # include "bytecodeInterpreter_zero.hpp" | |
597 #endif | |
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598 #ifdef TARGET_ARCH_arm |
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599 # include "bytecodeInterpreter_arm.hpp" |
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600 #endif |
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601 #ifdef TARGET_ARCH_ppc |
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602 # include "bytecodeInterpreter_ppc.hpp" |
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603 #endif |
1972 | 604 |
0 | 605 |
606 }; // BytecodeInterpreter | |
607 | |
608 #endif // CC_INTERP | |
1972 | 609 |
610 #endif // SHARE_VM_INTERPRETER_BYTECODEINTERPRETER_HPP |