82 lines
1.9 KiB
C
82 lines
1.9 KiB
C
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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#include <jni.h>
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#include <malloc.h>
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#include <cutils/log.h>
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#if defined(LOG_TAG)
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#undef LOG_TAG
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#define LOG_TAG "MOARRAM"
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#endif
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char *gPtr17;
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char *gPtr71;
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static int num17ByteBlocks;
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static int num71ByteBlocks;
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void
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Java_com_android_benchmark_moarram_MainActivity_addVariableSizedBlocksNative(
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JNIEnv* env,
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jobject this,
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jint id)
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{
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int size;
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char **gPtr;
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char **ptr;
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if (id == 0) {
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size = 17;
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gPtr = &gPtr17;
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} else {
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size = 71;
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gPtr = &gPtr71;
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}
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ptr = malloc(size);
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*ptr = *gPtr;
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*gPtr = (char *) ptr;
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ALOGW("%d %d-byte blocks allocated so far (just allocated %p)",
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id == 0 ? ++num17ByteBlocks : ++num71ByteBlocks,
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size, ptr);
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}
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void
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Java_com_android_benchmark_moarram_MainActivity_freeVariableSizedBlocksNative(
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JNIEnv* env,
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jobject this,
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jint id)
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{
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int size;
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char **ptr;
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char **gPtr;
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if (id == 0) {
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size = 17;
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gPtr = &gPtr17;
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} else {
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size = 71;
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gPtr = &gPtr71;
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}
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if (*gPtr == NULL) {
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ALOGW("All %d-byte blocks are freed", size);
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return;
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}
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ptr = (char **) *gPtr;
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*gPtr = *ptr;
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free(ptr);
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ALOGW("%d %d-byte blocks allocated so far (just freed %p)",
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id == 0 ? --num17ByteBlocks : --num71ByteBlocks,
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size, ptr);
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}
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