/// <summary>
/// Gets or sets a value in memory at a particular byte offset.
/// </summary>
/// <value>A value in memory.</value>
public long this[uint offset]
{
get
{
LinearMemory.CheckBounds(mem, offset, 8);
return((long)mem[(int)offset + 7] << 56
| (long)mem[(int)offset + 6] << 48
| (long)mem[(int)offset + 5] << 40
| (long)mem[(int)offset + 4] << 32
| (long)mem[(int)offset + 3] << 24
| (long)mem[(int)offset + 2] << 16
| (long)mem[(int)offset + 1] << 8
| (long)mem[(int)offset]);
}
set
{
LinearMemory.CheckBounds(mem, offset, 8);
mem[(int)offset + 7] = (byte)(value >> 56);
mem[(int)offset + 6] = (byte)(value >> 48);
mem[(int)offset + 5] = (byte)(value >> 40);
mem[(int)offset + 4] = (byte)(value >> 32);
mem[(int)offset + 3] = (byte)(value >> 24);
mem[(int)offset + 2] = (byte)(value >> 16);
mem[(int)offset + 1] = (byte)(value >> 8);
mem[(int)offset] = (byte)value;
}
}
public void GrowMemory()
{
var limits = new ResizableLimits(1, 2);
var memory = new LinearMemory(limits);
Assert.AreEqual(1, memory.Size);
Assert.AreEqual(1, memory.Grow(1));
Assert.AreEqual(2, memory.Size);
Assert.AreEqual(-1, memory.Grow(1));
Assert.AreEqual(2, memory.Size);
}
public void RoundTripInt64()
{
var limits = new ResizableLimits(1, 2);
var memory = new LinearMemory(limits);
uint offset = MemoryType.PageSize / 2;
long data = 0x1F2E3D4C5B6A7988;
var int64Mem = memory.Int64;
int64Mem[offset] = data;
Assert.AreEqual((long)data, (long)int64Mem[offset]);
}
public void RoundTripInt32()
{
var limits = new ResizableLimits(1, 2);
var memory = new LinearMemory(limits);
uint offset = MemoryType.PageSize / 2;
int data = 0x1F2E3D4C;
var int32Mem = memory.Int32;
int32Mem[offset] = data;
Assert.AreEqual((int)data, (int)int32Mem[offset]);
}
/// <summary>
/// Gets or sets a value in memory at a particular byte offset.
/// </summary>
/// <value>A value in memory.</value>
public sbyte this[uint offset]
{
get
{
LinearMemory.CheckBounds(mem, offset, 1);
return((sbyte)mem[(int)offset]);
}
set
{
LinearMemory.CheckBounds(mem, offset, 1);
mem[(int)offset] = (byte)value;
}
}
/// <summary>
/// Gets or sets a value in memory at a particular byte offset.
/// </summary>
/// <value>A value in memory.</value>
public short this[uint offset]
{
get
{
LinearMemory.CheckBounds(mem, offset, 2);
return((short)(
(uint)mem[(int)offset + 1] << 8 |
(uint)mem[(int)offset]));
}
set
{
LinearMemory.CheckBounds(mem, offset, 2);
mem[(int)offset + 1] = (byte)(value >> 8);
mem[(int)offset] = (byte)value;
}
}
/// <summary>
/// Gets or sets a value in memory at a particular byte offset.
/// </summary>
/// <value>A value in memory.</value>
public int this[uint offset]
{
get
{
LinearMemory.CheckBounds(mem, offset, 4);
return((int)mem[(int)offset + 3] << 24
| (int)mem[(int)offset + 2] << 16
| (int)mem[(int)offset + 1] << 8
| (int)mem[(int)offset]);
}
set
{
LinearMemory.CheckBounds(mem, offset, 4);
mem[(int)offset + 3] = (byte)(value >> 24);
mem[(int)offset + 2] = (byte)(value >> 16);
mem[(int)offset + 1] = (byte)(value >> 8);
mem[(int)offset] = (byte)value;
}
}
/// <summary>
/// Maps the given name to the given memory.
/// </summary>
/// <param name="Name">The name to define.</param>
/// <param name="Definition">The memory definition.</param>
public void DefineMemory(string Name, LinearMemory Definition)
{
memDefDict[Name] = Definition;
}
/// <summary>
/// Maps the given name to the given memory.
/// </summary>
/// <param name="name">The name to define.</param>
/// <param name="definition">The memory definition.</param>
public void DefineMemory(string name, LinearMemory definition)
{
memDefDict[name] = definition;
}
