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comparison src/share/vm/prims/jni.cpp @ 23842:d109bda16490

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Merge
author asaha
date Tue, 05 Apr 2016 08:55:39 -0700
parents 392f8722fc51
children b5f3a471e646 20dbd8a8e6b7
comparison
equal deleted inserted replaced
23834:b5b3db42efca 23842:d109bda16490
1 /* 1 /*
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2016, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2012 Red Hat, Inc. 3 * Copyright (c) 2012 Red Hat, Inc.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 * 5 *
6 * This code is free software; you can redistribute it and/or modify it 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 7 * under the terms of the GNU General Public License version 2 only, as
1119 1119
1120 class JNI_ArgumentPusherVaArg : public JNI_ArgumentPusher { 1120 class JNI_ArgumentPusherVaArg : public JNI_ArgumentPusher {
1121 protected: 1121 protected:
1122 va_list _ap; 1122 va_list _ap;
1123 1123
1124 inline void get_bool() { _arguments->push_int(va_arg(_ap, jint)); } // bool is coerced to int when using va_arg 1124 inline void get_bool() {
1125 // Normalize boolean arguments from native code by converting 1-255 to JNI_TRUE and
1126 // 0 to JNI_FALSE. Boolean return values from native are normalized the same in
1127 // TemplateInterpreterGenerator::generate_result_handler_for and
1128 // SharedRuntime::generate_native_wrapper.
1129 jboolean b = va_arg(_ap, jint);
1130 _arguments->push_int((jint)(b == 0 ? JNI_FALSE : JNI_TRUE));
1131 }
1125 inline void get_char() { _arguments->push_int(va_arg(_ap, jint)); } // char is coerced to int when using va_arg 1132 inline void get_char() { _arguments->push_int(va_arg(_ap, jint)); } // char is coerced to int when using va_arg
1126 inline void get_short() { _arguments->push_int(va_arg(_ap, jint)); } // short is coerced to int when using va_arg 1133 inline void get_short() { _arguments->push_int(va_arg(_ap, jint)); } // short is coerced to int when using va_arg
1127 inline void get_byte() { _arguments->push_int(va_arg(_ap, jint)); } // byte is coerced to int when using va_arg 1134 inline void get_byte() { _arguments->push_int(va_arg(_ap, jint)); } // byte is coerced to int when using va_arg
1128 inline void get_int() { _arguments->push_int(va_arg(_ap, jint)); } 1135 inline void get_int() { _arguments->push_int(va_arg(_ap, jint)); }
1129 1136
1165 assert(fingerprint, "Fingerprint should not be 0"); 1172 assert(fingerprint, "Fingerprint should not be 0");
1166 fingerprint = fingerprint >> (static_feature_size + result_feature_size); 1173 fingerprint = fingerprint >> (static_feature_size + result_feature_size);
1167 while ( 1 ) { 1174 while ( 1 ) {
1168 switch ( fingerprint & parameter_feature_mask ) { 1175 switch ( fingerprint & parameter_feature_mask ) {
1169 case bool_parm: 1176 case bool_parm:
1177 get_bool();
1178 break;
1170 case char_parm: 1179 case char_parm:
1180 get_char();
1181 break;
1171 case short_parm: 1182 case short_parm:
1183 get_short();
1184 break;
1172 case byte_parm: 1185 case byte_parm:
1186 get_byte();
1187 break;
1173 case int_parm: 1188 case int_parm:
1174 get_int(); 1189 get_int();
1175 break; 1190 break;
1176 case obj_parm: 1191 case obj_parm:
1177 get_object(); 1192 get_object();
1201 1216
1202 class JNI_ArgumentPusherArray : public JNI_ArgumentPusher { 1217 class JNI_ArgumentPusherArray : public JNI_ArgumentPusher {
1203 protected: 1218 protected:
1204 const jvalue *_ap; 1219 const jvalue *_ap;
1205 1220
1206 inline void get_bool() { _arguments->push_int((jint)(_ap++)->z); } 1221 inline void get_bool() {
1222 // Normalize boolean arguments from native code by converting 1-255 to JNI_TRUE and
1223 // 0 to JNI_FALSE. Boolean return values from native are normalized the same in
1224 // TemplateInterpreterGenerator::generate_result_handler_for and
1225 // SharedRuntime::generate_native_wrapper.
1226 jboolean b = (_ap++)->z;
1227 _arguments->push_int((jint)(b == 0 ? JNI_FALSE : JNI_TRUE));
1228 }
1207 inline void get_char() { _arguments->push_int((jint)(_ap++)->c); } 1229 inline void get_char() { _arguments->push_int((jint)(_ap++)->c); }
1208 inline void get_short() { _arguments->push_int((jint)(_ap++)->s); } 1230 inline void get_short() { _arguments->push_int((jint)(_ap++)->s); }
1209 inline void get_byte() { _arguments->push_int((jint)(_ap++)->b); } 1231 inline void get_byte() { _arguments->push_int((jint)(_ap++)->b); }
1210 inline void get_int() { _arguments->push_int((jint)(_ap++)->i); } 1232 inline void get_int() { _arguments->push_int((jint)(_ap++)->i); }
1211 1233
2826 if (JvmtiExport::should_post_field_modification()) { \ 2848 if (JvmtiExport::should_post_field_modification()) { \
2827 jvalue field_value; \ 2849 jvalue field_value; \
2828 field_value.unionType = value; \ 2850 field_value.unionType = value; \
2829 o = JvmtiExport::jni_SetField_probe_nh(thread, obj, o, k, fieldID, false, SigType, (jvalue *)&field_value); \ 2851 o = JvmtiExport::jni_SetField_probe_nh(thread, obj, o, k, fieldID, false, SigType, (jvalue *)&field_value); \
2830 } \ 2852 } \
2853 if (SigType == 'Z') { value = ((jboolean)value) & 1; } \
2831 o->Fieldname##_field_put(offset, value); \ 2854 o->Fieldname##_field_put(offset, value); \
2832 ReturnProbe; \ 2855 ReturnProbe; \
2833 JNI_END 2856 JNI_END
2834 2857
2835 DEFINE_SETFIELD(jboolean, bool, Boolean, 'Z', z 2858 DEFINE_SETFIELD(jboolean, bool, Boolean, 'Z', z
3130 if (JvmtiExport::should_post_field_modification()) { \ 3153 if (JvmtiExport::should_post_field_modification()) { \
3131 jvalue field_value; \ 3154 jvalue field_value; \
3132 field_value.unionType = value; \ 3155 field_value.unionType = value; \
3133 JvmtiExport::jni_SetField_probe(thread, NULL, NULL, id->holder(), fieldID, true, SigType, (jvalue *)&field_value); \ 3156 JvmtiExport::jni_SetField_probe(thread, NULL, NULL, id->holder(), fieldID, true, SigType, (jvalue *)&field_value); \
3134 } \ 3157 } \
3158 if (SigType == 'Z') { value = ((jboolean)value) & 1; } \
3135 id->holder()->java_mirror()-> Fieldname##_field_put (id->offset(), value); \ 3159 id->holder()->java_mirror()-> Fieldname##_field_put (id->offset(), value); \
3136 ReturnProbe;\ 3160 ReturnProbe;\
3137 JNI_END 3161 JNI_END
3138 3162
3139 DEFINE_SETSTATICFIELD(jboolean, bool, Boolean, 'Z', z 3163 DEFINE_SETSTATICFIELD(jboolean, bool, Boolean, 'Z', z