1 /*
   2  * Copyright (c) 1997, 2018, Oracle and/or its affiliates. All rights reserved.
   3  * Copyright (c) 2012, 2018 SAP SE. All rights reserved.
   4  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   5  *
   6  * This code is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License version 2 only, as
   8  * published by the Free Software Foundation.
   9  *
  10  * This code is distributed in the hope that it will be useful, but WITHOUT
  11  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  12  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * version 2 for more details (a copy is included in the LICENSE file that
  14  * accompanied this code).
  15  *
  16  * You should have received a copy of the GNU General Public License version
  17  * 2 along with this work; if not, write to the Free Software Foundation,
  18  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  19  *
  20  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  21  * or visit www.oracle.com if you need additional information or have any
  22  * questions.
  23  *
  24  */
  25 
  26 #include "precompiled.hpp"
  27 #include "asm/assembler.inline.hpp"
  28 #include "memory/resourceArea.hpp"
  29 #include "prims/jniFastGetField.hpp"
  30 #include "prims/jvm_misc.hpp"
  31 #include "runtime/safepoint.hpp"
  32 
  33 
  34 address JNI_FastGetField::generate_fast_get_int_field0(BasicType type) {
  35   // We don't have fast jni accessors.
  36   return (address) -1;
  37 }
  38 
  39 address JNI_FastGetField::generate_fast_get_boolean_field() {
  40   return generate_fast_get_int_field0(T_BOOLEAN);
  41 }
  42 
  43 address JNI_FastGetField::generate_fast_get_byte_field() {
  44   return generate_fast_get_int_field0(T_BYTE);
  45 }
  46 
  47 address JNI_FastGetField::generate_fast_get_char_field() {
  48   return generate_fast_get_int_field0(T_CHAR);
  49 }
  50 
  51 address JNI_FastGetField::generate_fast_get_short_field() {
  52   return generate_fast_get_int_field0(T_SHORT);
  53 }
  54 
  55 address JNI_FastGetField::generate_fast_get_int_field() {
  56   return generate_fast_get_int_field0(T_INT);
  57 }
  58 
  59 address JNI_FastGetField::generate_fast_get_long_field() {
  60   // We don't have fast jni accessors.
  61   return (address) -1;
  62 }
  63 
  64 address JNI_FastGetField::generate_fast_get_float_field0(BasicType type) {
  65   // We don't have fast jni accessors.
  66   return (address) -1;
  67 }
  68 
  69 address JNI_FastGetField::generate_fast_get_float_field() {
  70   return generate_fast_get_float_field0(T_FLOAT);
  71 }
  72 
  73 address JNI_FastGetField::generate_fast_get_double_field() {
  74   return generate_fast_get_float_field0(T_DOUBLE);
  75 }