private void EmitUnitTest()
{
if (seen.Contains(dasm.Current.Opcode))
{
return;
}
seen.Add(dasm.Current.Opcode);
var r2 = rdr.Clone();
r2.Offset -= dasm.Current.Length;
var bytes = r2.ReadBytes(dasm.Current.Length);
Debug.WriteLine(" [Test]");
Debug.WriteLine(" public void VaxRw_" + dasm.Current.Opcode + "()");
Debug.WriteLine(" {");
Debug.Write(" BuildTest(");
Debug.Write(string.Join(
", ",
bytes.Select(b => string.Format("0x{0:X2}", (int)b))));
Debug.WriteLine(");\t// " + dasm.Current.ToString());
Debug.WriteLine(" AssertCode(");
Debug.WriteLine(" \"0|L--|00100000(2): 1 instructions\",");
Debug.WriteLine(" \"1|L--|@@@\");");
Debug.WriteLine(" }");
Debug.WriteLine("");
}
public CodeFormatter VisitArray(ArrayType at)
{
Debug.Assert(at.Length != 0, "Expected sizes of arrays to have been determined by now");
var fmt = codeFormatter.InnerFormatter;
fmt.Terminate();
fmt.Indent();
fmt.Write("{");
fmt.Terminate();
fmt.Indentation += fmt.TabSize;
for (int i = 0; i < at.Length; ++i)
{
var r = rdr.Clone();
fmt.Indent();
at.ElementType.Accept(this);
fmt.Terminate(",");
r.Offset += (uint)at.ElementType.Size;
rdr = r;
}
fmt.Indentation -= fmt.TabSize;
fmt.Indent();
fmt.Write("}");
return(codeFormatter);
}
string ReadByteLengthString(ImageReader rdr, int offset)
{
var clone = rdr.Clone();
clone.Offset = (ulong)((long)clone.Offset + offset);
var len = clone.ReadByte();
var abStr = clone.ReadBytes(len);
return(Encoding.ASCII.GetString(abStr));
}
public SegmentMap ParseLoadCommands(uint ncmds, Address addrLoad)
{
var imageMap = new SegmentMap(addrLoad);
Debug.Print("Parsing load commands, {0} of them.", ncmds);
var lookup = GetType()
.GetFields(
BindingFlags.Public | BindingFlags.Static | BindingFlags.FlattenHierarchy)
.Where(fi => fi.IsLiteral && !fi.IsInitOnly && fi.Name.StartsWith("LC_"))
.ToDictionary(fi => (uint)fi.GetValue(null), fi => fi.Name);
for (uint i = 0; i < ncmds; ++i)
{
var pos = rdr.Offset;
uint cmd;
uint cmdsize;
if (!rdr.TryReadUInt32(out cmd) ||
!rdr.TryReadUInt32(out cmdsize))
{
throw new BadImageFormatException(string.Format(
"Unable to read Mach-O command ({0:X}).",
rdr.Offset));
}
Debug.Print("{0,3}: Read load command 0x{1:X} {2} of size {3}.", i, cmd, lookup.ContainsKey(cmd) ? lookup[cmd] : "", cmdsize);
switch (cmd & ~LC_REQ_DYLD)
{
//case LC_SEGMENT:
// parseSegmentCommand<segment_command, section>();
// break;
case LC_SEGMENT_64:
parseSegmentCommand64(imageMap);
break;
//case LC_SYMTAB:
// parseSymtabCommand<Mach>();
// break;
case LC_FUNCTION_STARTS:
parseFunctionStarts(rdr.Clone());
break;
}
rdr.Offset = pos + cmdsize;
}
return(imageMap);
}
public override IEnumerable <RtlInstructionCluster> CreateRewriter(ImageReader rdr, ProcessorState state, Frame frame, IRewriterHost host)
{
return(new Rewriter(this, rdr.Clone(), state, frame, host));
}
public override IEnumerable <MachineInstruction> CreateDisassembler(ImageReader imageReader)
{
return(new Disassembler(imageReader.Clone()));
}
