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Cleanup.

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This commit is contained in:
Florian Nücke
2020-09-13 17:18:10 +02:00
parent 4f1175d722
commit 4c28ef1100
1 changed files with 13 additions and 11 deletions
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24
src/main/java/li/cil/circuity/vm/device/memory/UnsafeMemory.java
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@@ -1,8 +1,9 @@
package li.cil.circuity.vm.device.memory;
import li.cil.circuity.api.vm.device.memory.MemoryAccessException;
import li.cil.circuity.api.vm.device.memory.PhysicalMemory;
import li.cil.circuity.api.vm.device.memory.Sizes;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import sun.misc.Cleaner;
import sun.misc.Unsafe;
import sun.misc.VM;
@@ -10,18 +11,19 @@ import sun.misc.VM;
import java.lang.reflect.Field;
public final class UnsafeMemory implements PhysicalMemory {
private static final Logger LOGGER = LogManager.getLogger();
private static final Unsafe unsafe;
private static int pageSize = -1;
static {
final Field f;
Unsafe instance = null;
final Field field;
try {
f = Unsafe.class.getDeclaredField("theUnsafe");
f.setAccessible(true);
instance = (Unsafe) f.get(null);
field = Unsafe.class.getDeclaredField("theUnsafe");
field.setAccessible(true);
instance = (Unsafe) field.get(null);
} catch (final NoSuchFieldException | IllegalAccessException e) {
e.printStackTrace();
LOGGER.error(e);
}
unsafe = instance;
@@ -65,8 +67,8 @@ public final class UnsafeMemory implements PhysicalMemory {
}
@Override
public int load(final int offset, final int sizeLog2) throws MemoryAccessException {
assert offset >= 0 && offset < size;
public int load(final int offset, final int sizeLog2) {
assert offset >= 0 && offset < size;
switch (sizeLog2) {
case Sizes.SIZE_8_LOG2:
return unsafe.getByte(address + offset);
@@ -82,8 +84,8 @@ public final class UnsafeMemory implements PhysicalMemory {
}
@Override
public void store(final int offset, final int value, final int sizeLog2) throws MemoryAccessException {
assert offset >= 0 && offset < size;
public void store(final int offset, final int value, final int sizeLog2) {
assert offset >= 0 && offset < size;
switch (sizeLog2) {
case Sizes.SIZE_8_LOG2:
unsafe.putByte(address + offset, (byte) value);