1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include <jni.h>
#include <malloc.h>
#include <cutils/log.h>
#if defined(LOG_TAG)
#undef LOG_TAG
#define LOG_TAG "MOARRAM"
#endif
char *gPtr;
static int num32ByteBlocks;
void
Java_com_android_benchmark_moarram_MainActivity_add32ByteBlocksNative(
JNIEnv* env,
jobject this)
{
char **ptr = malloc(32);
*ptr = gPtr;
gPtr = (char *) ptr;
num32ByteBlocks++;
ALOGW("%d 32-byte blocks allocated so far (just allocated %p)",
num32ByteBlocks, gPtr);
}
void
Java_com_android_benchmark_moarram_MainActivity_free32ByteBlocksNative(
JNIEnv* env,
jobject this)
{
if (gPtr == NULL) {
ALOGW("All 32-byte blocks are freed");
return;
}
char **ptr = (char **) gPtr;
gPtr = *ptr;
free(ptr);
num32ByteBlocks--;
ALOGW("%d 32-byte blocks allocated so far (just freed %p)",
num32ByteBlocks, ptr);
}
|
