283 // Note: This test must come _after_ the test for native methods,
284 // otherwise we will run into problems with JDK 1.2, see also
285 // InterpreterGenerator::generate_method_entry() for
286 // for details.
287 switch (m->intrinsic_id()) {
288 case vmIntrinsics::_dsin : return java_lang_math_sin ;
289 case vmIntrinsics::_dcos : return java_lang_math_cos ;
290 case vmIntrinsics::_dtan : return java_lang_math_tan ;
291 case vmIntrinsics::_dabs : return java_lang_math_abs ;
292 case vmIntrinsics::_dsqrt : return java_lang_math_sqrt ;
293 case vmIntrinsics::_dlog : return java_lang_math_log ;
294 case vmIntrinsics::_dlog10: return java_lang_math_log10;
295 case vmIntrinsics::_dpow : return java_lang_math_pow ;
296 case vmIntrinsics::_dexp : return java_lang_math_exp ;
297
298 case vmIntrinsics::_Reference_get:
299 return java_lang_ref_reference_get;
300 }
301
302 // Accessor method?
303 if (m->is_accessor()) {
304 assert(m->size_of_parameters() == 1, "fast code for accessors assumes parameter size = 1");
305 return accessor;
306 }
307
308 // Note: for now: zero locals for all non-empty methods
309 return zerolocals;
310 }
311
312
313 void AbstractInterpreter::set_entry_for_kind(AbstractInterpreter::MethodKind kind, address entry) {
314 assert(kind >= method_handle_invoke_FIRST &&
315 kind <= method_handle_invoke_LAST, "late initialization only for MH entry points");
316 assert(_entry_table[kind] == _entry_table[abstract], "previous value must be AME entry");
317 _entry_table[kind] = entry;
318 }
319
320
321 // Return true if the interpreter can prove that the given bytecode has
322 // not yet been executed (in Java semantics, not in actual operation).
323 bool AbstractInterpreter::is_not_reached(methodHandle method, int bci) {
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283 // Note: This test must come _after_ the test for native methods,
284 // otherwise we will run into problems with JDK 1.2, see also
285 // InterpreterGenerator::generate_method_entry() for
286 // for details.
287 switch (m->intrinsic_id()) {
288 case vmIntrinsics::_dsin : return java_lang_math_sin ;
289 case vmIntrinsics::_dcos : return java_lang_math_cos ;
290 case vmIntrinsics::_dtan : return java_lang_math_tan ;
291 case vmIntrinsics::_dabs : return java_lang_math_abs ;
292 case vmIntrinsics::_dsqrt : return java_lang_math_sqrt ;
293 case vmIntrinsics::_dlog : return java_lang_math_log ;
294 case vmIntrinsics::_dlog10: return java_lang_math_log10;
295 case vmIntrinsics::_dpow : return java_lang_math_pow ;
296 case vmIntrinsics::_dexp : return java_lang_math_exp ;
297
298 case vmIntrinsics::_Reference_get:
299 return java_lang_ref_reference_get;
300 }
301
302 // Accessor method?
303 if (m->is_simple_accessor()) {
304 // TODO: We should have used is_accessor() above, but fast accessors in Zero expects only getters
305 // with a|i_return. See CppInterpreter::accessor_entry in cppInterpreter_zero.cpp. Since
306 // UseFastAccessorMethods is apparently listed as obsolete flag, we may want to remove that part
307 // of Zero, and then "accessor" entries from the interpreter completely.
308 assert(m->size_of_parameters() == 1, "fast code for accessors assumes parameter size = 1");
309 return accessor;
310 }
311
312 // Note: for now: zero locals for all non-empty methods
313 return zerolocals;
314 }
315
316
317 void AbstractInterpreter::set_entry_for_kind(AbstractInterpreter::MethodKind kind, address entry) {
318 assert(kind >= method_handle_invoke_FIRST &&
319 kind <= method_handle_invoke_LAST, "late initialization only for MH entry points");
320 assert(_entry_table[kind] == _entry_table[abstract], "previous value must be AME entry");
321 _entry_table[kind] = entry;
322 }
323
324
325 // Return true if the interpreter can prove that the given bytecode has
326 // not yet been executed (in Java semantics, not in actual operation).
327 bool AbstractInterpreter::is_not_reached(methodHandle method, int bci) {
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