| /* |
| * 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 <cutils/log.h> |
| |
| #if defined(LOG_TAG) |
| #undef LOG_TAG |
| #define LOG_TAG "MOARRAM" |
| #endif |
| |
| char *gPtr17; |
| char *gPtr71; |
| static int num17ByteBlocks; |
| static int num71ByteBlocks; |
| |
| void |
| Java_com_android_benchmark_moarram_MainActivity_addVariableSizedBlocksNative( |
| JNIEnv* env, |
| jobject this, |
| jint id) |
| { |
| int size; |
| char **gPtr; |
| char **ptr; |
| if (id == 0) { |
| size = 17; |
| gPtr = &gPtr17; |
| } else { |
| size = 71; |
| gPtr = &gPtr71; |
| } |
| ptr = malloc(size); |
| *ptr = *gPtr; |
| *gPtr = (char *) ptr; |
| ALOGW("%d %d-byte blocks allocated so far (just allocated %p)", |
| id == 0 ? ++num17ByteBlocks : ++num71ByteBlocks, |
| size, ptr); |
| } |
| |
| void |
| Java_com_android_benchmark_moarram_MainActivity_freeVariableSizedBlocksNative( |
| JNIEnv* env, |
| jobject this, |
| jint id) |
| { |
| int size; |
| char **ptr; |
| char **gPtr; |
| if (id == 0) { |
| size = 17; |
| gPtr = &gPtr17; |
| } else { |
| size = 71; |
| gPtr = &gPtr71; |
| } |
| if (*gPtr == NULL) { |
| ALOGW("All %d-byte blocks are freed", size); |
| return; |
| } |
| ptr = (char **) *gPtr; |
| *gPtr = *ptr; |
| free(ptr); |
| ALOGW("%d %d-byte blocks allocated so far (just freed %p)", |
| id == 0 ? --num17ByteBlocks : --num71ByteBlocks, |
| size, ptr); |
| } |