1 /*

     2  * Copyright (c) 2018, Red Hat, Inc. and/or its affiliates.

     3  *

     4  * This code is free software; you can redistribute it and/or modify it

     5  * under the terms of the GNU General Public License version 2 only, as

     6  * published by the Free Software Foundation.

     7  *

     8  * This code is distributed in the hope that it will be useful, but WITHOUT

     9  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    10  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    11  * version 2 for more details (a copy is included in the LICENSE file that

    12  * accompanied this code).

    13  *

    14  * You should have received a copy of the GNU General Public License version

    15  * 2 along with this work; if not, write to the Free Software Foundation,

    16  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    17  *

    18  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    19  * or visit www.oracle.com if you need additional information or have any

    20  * questions.

    21  *

    22  */

    23 

    24 #include "jni.h"

    25 

    26 JNIEXPORT jlong JNICALL JavaCritical_CriticalNativeStress_sum1

    27   (jint length, jlong* a) {

    28   jlong sum = 0;

    29   jint index;

    30   for (index = 0; index < length; index ++) {

    31     sum += a[index];

    32   }

    33 

    34   return sum;

    35 }

    36 

    37 JNIEXPORT jlong JNICALL  JavaCritical_CriticalNativeStress_sum2

    38   (jlong a1, jint a2_length, jint* a2, jint a4_length, jint* a4, jint a6_length, jlong* a6, jint a8_length, jint* a8) {

    39   jlong sum = a1;

    40   jint index;

    41   for (index = 0; index < a2_length; index ++) {

    42     sum += a2[index];

    43   }

    44 

    45   for (index = 0; index < a4_length; index ++) {

    46     sum += a4[index];

    47   }

    48 

    49   for (index = 0; index < a6_length; index ++) {

    50     sum += a6[index];

    51   }

    52 

    53   for (index = 0; index < a8_length; index ++) {

    54     sum += a8[index];

    55   }

    56   return sum;

    57 }

    58 

    59 JNIEXPORT jlong JNICALL Java_CriticalNativeStress_sum1

    60   (JNIEnv *env, jclass jclazz, jlongArray a) {

    61   jlong sum = 0;

    62   jsize len = (*env)->GetArrayLength(env, a);

    63   jsize index;

    64   jlong* arr = (jlong*)(*env)->GetPrimitiveArrayCritical(env, a, 0);

    65   for (index = 0; index < len; index ++) {

    66     sum += arr[index];

    67   }

    68 

    69   (*env)->ReleasePrimitiveArrayCritical(env, a, arr, 0);

    70   return sum;

    71 }

    72 

    73 JNIEXPORT jlong JNICALL Java_CriticalNativeStress_sum2

    74   (JNIEnv *env, jclass jclazz, jlong a1, jintArray a2, jintArray a3, jlongArray a4, jintArray a5) {

    75   jlong sum = a1;

    76   jsize index;

    77   jsize len;

    78   jint* a2_arr;

    79   jint* a3_arr;

    80   jlong* a4_arr;

    81   jint* a5_arr;

    82 

    83   len = (*env)->GetArrayLength(env, a2);

    84   a2_arr = (jint*)(*env)->GetPrimitiveArrayCritical(env, a2, 0);

    85   for (index = 0; index < len; index ++) {

    86     sum += a2_arr[index];

    87   }

    88   (*env)->ReleasePrimitiveArrayCritical(env, a2, a2_arr, 0);

    89 

    90   len = (*env)->GetArrayLength(env, a3);

    91   a3_arr = (jint*)(*env)->GetPrimitiveArrayCritical(env, a3, 0);

    92   for (index = 0; index < len; index ++) {

    93     sum += a3_arr[index];

    94   }

    95   (*env)->ReleasePrimitiveArrayCritical(env, a3, a3_arr, 0);

    96 

    97   len = (*env)->GetArrayLength(env, a4);

    98   a4_arr = (jlong*)(*env)->GetPrimitiveArrayCritical(env, a4, 0);

    99   for (index = 0; index < len; index ++) {

   100     sum += a4_arr[index];

   101   }

   102   (*env)->ReleasePrimitiveArrayCritical(env, a4, a4_arr, 0);

   103 

   104   len = (*env)->GetArrayLength(env, a5);

   105   a5_arr = (jint*)(*env)->GetPrimitiveArrayCritical(env, a5, 0);

   106   for (index = 0; index < len; index ++) {

   107     sum += a5_arr[index];

   108   }

   109   (*env)->ReleasePrimitiveArrayCritical(env, a5, a5_arr, 0);

   110 

   111   return sum;

   112 }

   113 

   114 

   115 JNIEXPORT jboolean JNICALL JavaCritical_CriticalNativeArgs_isNull

   116   (jint length, jint* a) {

   117   return (a == NULL) && (length == 0);

   118 }

   119 

   120 JNIEXPORT jboolean JNICALL Java_CriticalNativeArgs_isNull

   121   (JNIEnv *env, jclass jclazz, jintArray a) {

   122   jboolean is_null;

   123   jsize len = (*env)->GetArrayLength(env, a);

   124   jint* arr = (jint*)(*env)->GetPrimitiveArrayCritical(env, a, 0);

   125   is_null = (arr == NULL) && (len == 0);

   126   (*env)->ReleasePrimitiveArrayCritical(env, a, arr, 0);

   127   return is_null;

   128 }

   129