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src/hotspot/share/interpreter/abstractInterpreter.cpp

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   1 /*
   2  * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
   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  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *


 154   }
 155 
 156   if (RegisterFinalizersAtInit && m->code_size() == 1 &&
 157       m->intrinsic_id() == vmIntrinsics::_Object_init) {
 158     // We need to execute the special return bytecode to check for
 159     // finalizer registration so create a normal frame.
 160     return zerolocals;
 161   }
 162 
 163   // Empty method?
 164   if (m->is_empty_method()) {
 165     return empty;
 166   }
 167 
 168   // Special intrinsic method?
 169   // Note: This test must come _after_ the test for native methods,
 170   //       otherwise we will run into problems with JDK 1.2, see also
 171   //       TemplateInterpreterGenerator::generate_method_entry() for
 172   //       for details.
 173   switch (m->intrinsic_id()) {


 174     case vmIntrinsics::_dsin  : return java_lang_math_sin  ;
 175     case vmIntrinsics::_dcos  : return java_lang_math_cos  ;
 176     case vmIntrinsics::_dtan  : return java_lang_math_tan  ;
 177     case vmIntrinsics::_dabs  : return java_lang_math_abs  ;
 178     case vmIntrinsics::_dsqrt : return java_lang_math_sqrt ;
 179     case vmIntrinsics::_dlog  : return java_lang_math_log  ;
 180     case vmIntrinsics::_dlog10: return java_lang_math_log10;
 181     case vmIntrinsics::_dpow  : return java_lang_math_pow  ;
 182     case vmIntrinsics::_dexp  : return java_lang_math_exp  ;
 183     case vmIntrinsics::_fmaD  : return java_lang_math_fmaD ;
 184     case vmIntrinsics::_fmaF  : return java_lang_math_fmaF ;
 185 
 186     case vmIntrinsics::_Reference_get
 187                               : return java_lang_ref_reference_get;
 188     default                   : break;
 189   }
 190 
 191   // Accessor method?
 192   if (m->is_getter()) {
 193     // TODO: We should have used ::is_accessor above, but fast accessors in Zero expect only getters.


   1 /*
   2  * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
   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  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *


 154   }
 155 
 156   if (RegisterFinalizersAtInit && m->code_size() == 1 &&
 157       m->intrinsic_id() == vmIntrinsics::_Object_init) {
 158     // We need to execute the special return bytecode to check for
 159     // finalizer registration so create a normal frame.
 160     return zerolocals;
 161   }
 162 
 163   // Empty method?
 164   if (m->is_empty_method()) {
 165     return empty;
 166   }
 167 
 168   // Special intrinsic method?
 169   // Note: This test must come _after_ the test for native methods,
 170   //       otherwise we will run into problems with JDK 1.2, see also
 171   //       TemplateInterpreterGenerator::generate_method_entry() for
 172   //       for details.
 173   switch (m->intrinsic_id()) {
 174     case vmIntrinsics::_setBit: return java_lang_System_setBit;
 175     case vmIntrinsics::_clrBit: return java_lang_System_clrBit;
 176     case vmIntrinsics::_dsin  : return java_lang_math_sin  ;
 177     case vmIntrinsics::_dcos  : return java_lang_math_cos  ;
 178     case vmIntrinsics::_dtan  : return java_lang_math_tan  ;
 179     case vmIntrinsics::_dabs  : return java_lang_math_abs  ;
 180     case vmIntrinsics::_dsqrt : return java_lang_math_sqrt ;
 181     case vmIntrinsics::_dlog  : return java_lang_math_log  ;
 182     case vmIntrinsics::_dlog10: return java_lang_math_log10;
 183     case vmIntrinsics::_dpow  : return java_lang_math_pow  ;
 184     case vmIntrinsics::_dexp  : return java_lang_math_exp  ;
 185     case vmIntrinsics::_fmaD  : return java_lang_math_fmaD ;
 186     case vmIntrinsics::_fmaF  : return java_lang_math_fmaF ;
 187 
 188     case vmIntrinsics::_Reference_get
 189                               : return java_lang_ref_reference_get;
 190     default                   : break;
 191   }
 192 
 193   // Accessor method?
 194   if (m->is_getter()) {
 195     // TODO: We should have used ::is_accessor above, but fast accessors in Zero expect only getters.


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