void DecoderTestMisc(int bitness, int lineNo, string hexBytes, DecoderTestCase tc) => DecoderTestBase(bitness, lineNo, hexBytes, tc);
static void ReadOpKind(DecoderTestCase tc, int operand, string value, out OpKind opKind, ref Register opRegister)
{
var parts = value.Split(opKindSeps);
switch (parts[0])
{
case OpKind_Register:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opRegister = ToRegister(parts[1]);
opKind = OpKind.Register;
break;
case OpKind_NearBranch16:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.NearBranch16;
tc.NearBranch = ToUInt16(parts[1]);
break;
case OpKind_NearBranch32:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.NearBranch32;
tc.NearBranch = ToUInt32(parts[1]);
break;
case OpKind_NearBranch64:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.NearBranch64;
tc.NearBranch = ToUInt64(parts[1]);
break;
case OpKind_FarBranch16:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
opKind = OpKind.FarBranch16;
tc.FarBranchSelector = ToUInt16(parts[1]);
tc.FarBranch = ToUInt16(parts[2]);
break;
case OpKind_FarBranch32:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
opKind = OpKind.FarBranch32;
tc.FarBranchSelector = ToUInt16(parts[1]);
tc.FarBranch = ToUInt32(parts[2]);
break;
case OpKind_Immediate8:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate8;
tc.Immediate = ToUInt8(parts[1]);
break;
case OpKind_Immediate16:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate16;
tc.Immediate = ToUInt16(parts[1]);
break;
case OpKind_Immediate32:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate32;
tc.Immediate = ToUInt32(parts[1]);
break;
case OpKind_Immediate64:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate64;
tc.Immediate = ToUInt64(parts[1]);
break;
case OpKind_Immediate8to16:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate8to16;
tc.Immediate = ToUInt16(parts[1]);
break;
case OpKind_Immediate8to32:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate8to32;
tc.Immediate = ToUInt32(parts[1]);
break;
case OpKind_Immediate8to64:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate8to64;
tc.Immediate = ToUInt64(parts[1]);
break;
case OpKind_Immediate32to64:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate32to64;
tc.Immediate = ToUInt64(parts[1]);
break;
case OpKind_Immediate8_2nd:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.Immediate8_2nd;
tc.Immediate_2nd = ToUInt8(parts[1]);
break;
case OpKind_MemorySegSI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
opKind = OpKind.MemorySegSI;
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case OpKind_MemorySegESI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
opKind = OpKind.MemorySegESI;
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case OpKind_MemorySegRSI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
opKind = OpKind.MemorySegRSI;
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case OpKind_MemorySegDI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
opKind = OpKind.MemorySegDI;
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case OpKind_MemorySegEDI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
opKind = OpKind.MemorySegEDI;
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case OpKind_MemorySegRDI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
opKind = OpKind.MemorySegRDI;
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case OpKind_MemoryESDI:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.MemoryESDI;
tc.MemorySize = ToMemorySize(parts[1]);
break;
case OpKind_MemoryESEDI:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.MemoryESEDI;
tc.MemorySize = ToMemorySize(parts[1]);
break;
case OpKind_MemoryESRDI:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
opKind = OpKind.MemoryESRDI;
tc.MemorySize = ToMemorySize(parts[1]);
break;
case OpKind_Memory64:
if (parts.Length != 4)
{
throw new InvalidOperationException($"Operand {operand}: expected 4 values, actual = {parts.Length}");
}
opKind = OpKind.Memory64;
tc.MemorySegment = ToRegister(parts[1]);
tc.MemoryAddress64 = ToUInt64(parts[2]);
tc.MemorySize = ToMemorySize(parts[3]);
break;
case OpKind_Memory:
if (parts.Length != 8)
{
throw new InvalidOperationException($"Operand {operand}: expected 8 values, actual = {parts.Length}");
}
opKind = OpKind.Memory;
tc.MemorySegment = ToRegister(parts[1]);
tc.MemoryBase = ToRegister(parts[2]);
tc.MemoryIndex = ToRegister(parts[3]);
tc.MemoryIndexScale = ToInt32(parts[4]);
tc.MemoryDisplacement = ToUInt32(parts[5]);
tc.MemoryDisplSize = ToInt32(parts[6]);
tc.MemorySize = ToMemorySize(parts[7]);
break;
default:
throw new InvalidOperationException($"Invalid opkind: '{parts[0]}'");
}
}
static DecoderTestCase ReadTestCase(int bitness, string line, int lineNo)
{
var parts = line.Split(seps);
if (parts.Length != 5)
{
throw new InvalidOperationException($"Invalid number of commas ({parts.Length - 1} commas)");
}
var tc = new DecoderTestCase();
tc.LineNumber = lineNo;
tc.Bitness = bitness;
tc.HexBytes = ToHexBytes(parts[0].Trim());
tc.EncodedHexBytes = tc.HexBytes;
tc.Code = ToCode(parts[1].Trim());
tc.Mnemonic = ToMnemonic(parts[2].Trim());
tc.OpCount = ToInt32(parts[3].Trim());
var rest = parts[4].Split(extraSeps);
foreach (var tmp in rest)
{
if (tmp == string.Empty)
{
continue;
}
var key = tmp;
string value;
int index = key.IndexOf('=');
if (index >= 0)
{
value = key.Substring(index + 1);
key = key.Substring(0, index);
}
else
{
value = null;
}
switch (key)
{
case Broadcast:
tc.IsBroadcast = true;
break;
case Xacquire:
tc.HasXacquirePrefix = true;
break;
case Xrelease:
tc.HasXreleasePrefix = true;
break;
case Rep:
case Repe:
tc.HasRepePrefix = true;
break;
case Repne:
tc.HasRepnePrefix = true;
break;
case Lock:
tc.HasLockPrefix = true;
break;
case ZeroingMasking:
tc.ZeroingMasking = true;
break;
case SuppressAllExceptions:
tc.SuppressAllExceptions = true;
break;
case Vsib32:
tc.VsibBitness = 32;
break;
case Vsib64:
tc.VsibBitness = 64;
break;
case RoundToNearest:
tc.RoundingControl = RoundingControl.RoundToNearest;
break;
case RoundDown:
tc.RoundingControl = RoundingControl.RoundDown;
break;
case RoundUp:
tc.RoundingControl = RoundingControl.RoundUp;
break;
case RoundTowardZero:
tc.RoundingControl = RoundingControl.RoundTowardZero;
break;
case Op0Kind:
if (tc.OpCount < 1)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 1");
}
ReadOpKind(tc, 0, value, out tc.Op0Kind, ref tc.Op0Register);
break;
case Op1Kind:
if (tc.OpCount < 2)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 2");
}
ReadOpKind(tc, 1, value, out tc.Op1Kind, ref tc.Op1Register);
break;
case Op2Kind:
if (tc.OpCount < 3)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 3");
}
ReadOpKind(tc, 2, value, out tc.Op2Kind, ref tc.Op2Register);
break;
case Op3Kind:
if (tc.OpCount < 4)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 4");
}
ReadOpKind(tc, 3, value, out tc.Op3Kind, ref tc.Op3Register);
break;
case Op4Kind:
if (tc.OpCount < 5)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 5");
}
ReadOpKind(tc, 4, value, out tc.Op4Kind, ref tc.Op4Register);
break;
case EncodedHexBytes:
if (string.IsNullOrWhiteSpace(value))
{
throw new InvalidOperationException($"Invalid encoded hex bytes: '{value}'");
}
tc.EncodedHexBytes = value;
break;
case DecoderOptions_AMD:
tc.DecoderOptions |= DecoderOptions.AMD;
break;
case DecoderOptions_ForceReservedNop:
tc.DecoderOptions |= DecoderOptions.ForceReservedNop;
break;
case DecoderOptions_Cflsh:
tc.DecoderOptions |= DecoderOptions.Cflsh;
break;
case DecoderOptions_Umov:
tc.DecoderOptions |= DecoderOptions.Umov;
break;
case DecoderOptions_Ecr:
tc.DecoderOptions |= DecoderOptions.Ecr;
break;
case DecoderOptions_Xbts:
tc.DecoderOptions |= DecoderOptions.Xbts;
break;
case DecoderOptions_Cmpxchg486A:
tc.DecoderOptions |= DecoderOptions.Cmpxchg486A;
break;
case DecoderOptions_Zalloc:
tc.DecoderOptions |= DecoderOptions.Zalloc;
break;
case DecoderOptions_OldFpu:
tc.DecoderOptions |= DecoderOptions.OldFpu;
break;
case DecoderOptions_Pcommit:
tc.DecoderOptions |= DecoderOptions.Pcommit;
break;
case DecoderOptions_Loadall286:
tc.DecoderOptions |= DecoderOptions.Loadall286;
break;
case DecoderOptions_Loadall386:
tc.DecoderOptions |= DecoderOptions.Loadall386;
break;
case DecoderOptions_Cl1invmb:
tc.DecoderOptions |= DecoderOptions.Cl1invmb;
break;
case DecoderOptions_MovTr:
tc.DecoderOptions |= DecoderOptions.MovTr;
break;
case DecoderOptions_NoPause:
tc.DecoderOptions |= DecoderOptions.NoPause;
break;
case DecoderOptions_NoWbnoinvd:
tc.DecoderOptions |= DecoderOptions.NoWbnoinvd;
break;
case DecoderOptions_NoLockMovCR0:
tc.DecoderOptions |= DecoderOptions.NoLockMovCR0;
break;
case DecoderOptions_NoMPFX_0FB8:
tc.DecoderOptions |= DecoderOptions.NoMPFX_0FB8;
break;
case DecoderOptions_NoMPFX_0FBC:
tc.DecoderOptions |= DecoderOptions.NoMPFX_0FBC;
break;
case DecoderOptions_NoMPFX_0FBD:
tc.DecoderOptions |= DecoderOptions.NoMPFX_0FBD;
break;
case DecoderOptions_NoLahfSahf64:
tc.DecoderOptions |= DecoderOptions.NoLahfSahf64;
break;
case DecoderOptions_NoInvalidCheck:
tc.DecoderOptions |= DecoderOptions.NoInvalidCheck;
break;
case SegmentPrefix_ES:
tc.SegmentPrefix = Register.ES;
break;
case SegmentPrefix_CS:
tc.SegmentPrefix = Register.CS;
break;
case SegmentPrefix_SS:
tc.SegmentPrefix = Register.SS;
break;
case SegmentPrefix_DS:
tc.SegmentPrefix = Register.DS;
break;
case SegmentPrefix_FS:
tc.SegmentPrefix = Register.FS;
break;
case SegmentPrefix_GS:
tc.SegmentPrefix = Register.GS;
break;
case OpMask_k1:
tc.OpMask = Register.K1;
break;
case OpMask_k2:
tc.OpMask = Register.K2;
break;
case OpMask_k3:
tc.OpMask = Register.K3;
break;
case OpMask_k4:
tc.OpMask = Register.K4;
break;
case OpMask_k5:
tc.OpMask = Register.K5;
break;
case OpMask_k6:
tc.OpMask = Register.K6;
break;
case OpMask_k7:
tc.OpMask = Register.K7;
break;
case ConstantOffsets:
if (!TryParseConstantOffsets(value, out tc.ConstantOffsets))
{
throw new InvalidOperationException($"Invalid ConstantOffsets: '{value}'");
}
break;
default:
throw new InvalidOperationException($"Invalid key '{key}'");
}
}
return(tc);
}
static DecoderTestCase ReadTestCase(int bitness, string line, int lineNumber)
{
var parts = line.Split(seps);
if (parts.Length != 5)
{
throw new InvalidOperationException($"Invalid number of commas ({parts.Length - 1} commas)");
}
var tc = new DecoderTestCase();
tc.LineNumber = lineNumber;
tc.TestOptions = DecoderTestOptions.None;
tc.Bitness = bitness;
tc.HexBytes = ToHexBytes(parts[0].Trim());
tc.EncodedHexBytes = tc.HexBytes;
var code = parts[1].Trim();
if (CodeUtils.IsIgnored(code))
{
return(null);
}
tc.Code = ToCode(code);
tc.Mnemonic = ToMnemonic(parts[2].Trim());
tc.OpCount = NumberConverter.ToInt32(parts[3].Trim());
tc.DecoderError = tc.Code == Code.INVALID ? DecoderError.InvalidInstruction : DecoderError.None;
bool foundCode = false;
foreach (var tmp in parts[4].Split(extraSeps))
{
if (tmp == string.Empty)
{
continue;
}
var key = tmp;
string value;
int index = key.IndexOf('=');
if (index >= 0)
{
value = key.Substring(index + 1);
key = key.Substring(0, index);
}
else
{
value = null;
}
switch (key)
{
case DecoderTestParserConstants.DecoderError:
if (value is null)
{
throw new InvalidOperationException($"Missing decoder error value");
}
if (!ToEnumConverter.TryDecoderError(value, out tc.DecoderError))
{
throw new InvalidOperationException($"Invalid decoder error value: {value}");
}
break;
case DecoderTestParserConstants.Broadcast:
tc.IsBroadcast = true;
break;
case DecoderTestParserConstants.Xacquire:
tc.HasXacquirePrefix = true;
break;
case DecoderTestParserConstants.Xrelease:
tc.HasXreleasePrefix = true;
break;
case DecoderTestParserConstants.Rep:
case DecoderTestParserConstants.Repe:
tc.HasRepePrefix = true;
break;
case DecoderTestParserConstants.Repne:
tc.HasRepnePrefix = true;
break;
case DecoderTestParserConstants.Lock:
tc.HasLockPrefix = true;
break;
case DecoderTestParserConstants.ZeroingMasking:
tc.ZeroingMasking = true;
break;
case DecoderTestParserConstants.SuppressAllExceptions:
tc.SuppressAllExceptions = true;
break;
case DecoderTestParserConstants.Vsib32:
tc.VsibBitness = 32;
break;
case DecoderTestParserConstants.Vsib64:
tc.VsibBitness = 64;
break;
case DecoderTestParserConstants.RoundToNearest:
tc.RoundingControl = RoundingControl.RoundToNearest;
break;
case DecoderTestParserConstants.RoundDown:
tc.RoundingControl = RoundingControl.RoundDown;
break;
case DecoderTestParserConstants.RoundUp:
tc.RoundingControl = RoundingControl.RoundUp;
break;
case DecoderTestParserConstants.RoundTowardZero:
tc.RoundingControl = RoundingControl.RoundTowardZero;
break;
case DecoderTestParserConstants.Op0Kind:
if (tc.OpCount < 1)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 1");
}
ReadOpKind(tc, 0, value);
break;
case DecoderTestParserConstants.Op1Kind:
if (tc.OpCount < 2)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 2");
}
ReadOpKind(tc, 1, value);
break;
case DecoderTestParserConstants.Op2Kind:
if (tc.OpCount < 3)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 3");
}
ReadOpKind(tc, 2, value);
break;
case DecoderTestParserConstants.Op3Kind:
if (tc.OpCount < 4)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 4");
}
ReadOpKind(tc, 3, value);
break;
case DecoderTestParserConstants.Op4Kind:
if (tc.OpCount < 5)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 5");
}
ReadOpKind(tc, 4, value);
break;
case DecoderTestParserConstants.EncodedHexBytes:
if (string.IsNullOrWhiteSpace(value))
{
throw new InvalidOperationException($"Invalid encoded hex bytes: '{value}'");
}
tc.EncodedHexBytes = ToHexBytes(value);
break;
case DecoderTestParserConstants.Code:
if (string.IsNullOrWhiteSpace(value))
{
throw new InvalidOperationException($"Invalid Code value: '{value}'");
}
if (CodeUtils.IsIgnored(value))
{
return(null);
}
foundCode = true;
break;
case DecoderTestParserConstants.DecoderOptions_AMD:
tc.DecoderOptions |= DecoderOptions.AMD;
break;
case DecoderTestParserConstants.DecoderOptions_ForceReservedNop:
tc.DecoderOptions |= DecoderOptions.ForceReservedNop;
break;
case DecoderTestParserConstants.DecoderOptions_Umov:
tc.DecoderOptions |= DecoderOptions.Umov;
break;
case DecoderTestParserConstants.DecoderOptions_Xbts:
tc.DecoderOptions |= DecoderOptions.Xbts;
break;
case DecoderTestParserConstants.DecoderOptions_Cmpxchg486A:
tc.DecoderOptions |= DecoderOptions.Cmpxchg486A;
break;
case DecoderTestParserConstants.DecoderOptions_OldFpu:
tc.DecoderOptions |= DecoderOptions.OldFpu;
break;
case DecoderTestParserConstants.DecoderOptions_Pcommit:
tc.DecoderOptions |= DecoderOptions.Pcommit;
break;
case DecoderTestParserConstants.DecoderOptions_Loadall286:
tc.DecoderOptions |= DecoderOptions.Loadall286;
break;
case DecoderTestParserConstants.DecoderOptions_Loadall386:
tc.DecoderOptions |= DecoderOptions.Loadall386;
break;
case DecoderTestParserConstants.DecoderOptions_Cl1invmb:
tc.DecoderOptions |= DecoderOptions.Cl1invmb;
break;
case DecoderTestParserConstants.DecoderOptions_MovTr:
tc.DecoderOptions |= DecoderOptions.MovTr;
break;
case DecoderTestParserConstants.DecoderOptions_Jmpe:
tc.DecoderOptions |= DecoderOptions.Jmpe;
break;
case DecoderTestParserConstants.DecoderOptions_NoPause:
tc.DecoderOptions |= DecoderOptions.NoPause;
break;
case DecoderTestParserConstants.DecoderOptions_NoWbnoinvd:
tc.DecoderOptions |= DecoderOptions.NoWbnoinvd;
break;
case DecoderTestParserConstants.DecoderOptions_NoLockMovCR0:
tc.DecoderOptions |= DecoderOptions.NoLockMovCR0;
break;
case DecoderTestParserConstants.DecoderOptions_NoMPFX_0FBC:
tc.DecoderOptions |= DecoderOptions.NoMPFX_0FBC;
break;
case DecoderTestParserConstants.DecoderOptions_NoMPFX_0FBD:
tc.DecoderOptions |= DecoderOptions.NoMPFX_0FBD;
break;
case DecoderTestParserConstants.DecoderOptions_NoLahfSahf64:
tc.DecoderOptions |= DecoderOptions.NoLahfSahf64;
break;
case DecoderTestParserConstants.DecoderOptions_NoInvalidCheck:
tc.DecoderOptions |= DecoderOptions.NoInvalidCheck;
break;
case DecoderTestParserConstants.DecoderOptions_MPX:
tc.DecoderOptions |= DecoderOptions.MPX;
break;
case DecoderTestParserConstants.SegmentPrefix_ES:
tc.SegmentPrefix = Register.ES;
break;
case DecoderTestParserConstants.SegmentPrefix_CS:
tc.SegmentPrefix = Register.CS;
break;
case DecoderTestParserConstants.SegmentPrefix_SS:
tc.SegmentPrefix = Register.SS;
break;
case DecoderTestParserConstants.SegmentPrefix_DS:
tc.SegmentPrefix = Register.DS;
break;
case DecoderTestParserConstants.SegmentPrefix_FS:
tc.SegmentPrefix = Register.FS;
break;
case DecoderTestParserConstants.SegmentPrefix_GS:
tc.SegmentPrefix = Register.GS;
break;
case DecoderTestParserConstants.OpMask_k1:
tc.OpMask = Register.K1;
break;
case DecoderTestParserConstants.OpMask_k2:
tc.OpMask = Register.K2;
break;
case DecoderTestParserConstants.OpMask_k3:
tc.OpMask = Register.K3;
break;
case DecoderTestParserConstants.OpMask_k4:
tc.OpMask = Register.K4;
break;
case DecoderTestParserConstants.OpMask_k5:
tc.OpMask = Register.K5;
break;
case DecoderTestParserConstants.OpMask_k6:
tc.OpMask = Register.K6;
break;
case DecoderTestParserConstants.OpMask_k7:
tc.OpMask = Register.K7;
break;
case DecoderTestParserConstants.ConstantOffsets:
if (!TryParseConstantOffsets(value, out tc.ConstantOffsets))
{
throw new InvalidOperationException($"Invalid ConstantOffsets: '{value}'");
}
break;
case DecoderTestParserConstants.DecoderTestOptions_NoEncode:
tc.TestOptions |= DecoderTestOptions.NoEncode;
break;
case DecoderTestParserConstants.DecoderTestOptions_NoOptDisableTest:
tc.TestOptions |= DecoderTestOptions.NoOptDisableTest;
break;
default:
throw new InvalidOperationException($"Invalid key '{key}'");
}
}
if (tc.Code == Code.INVALID && !foundCode)
{
throw new InvalidOperationException($"Test case decodes to {nameof(Code.INVALID)} but there's no {DecoderTestParserConstants.Code}=xxx showing the original {nameof(Code)} value so it can be filtered out if needed");
}
return(tc);
}
static void ReadOpKind(DecoderTestCase tc, int operand, string value)
{
var parts = value.Split(opKindSeps);
switch (parts[0])
{
case DecoderTestParserConstants.OpKind_Register:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpRegister(operand, ToRegister(parts[1]));
tc.SetOpKind(operand, OpKind.Register);
break;
case DecoderTestParserConstants.OpKind_NearBranch16:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.NearBranch16);
tc.NearBranch = NumberConverter.ToUInt16(parts[1]);
break;
case DecoderTestParserConstants.OpKind_NearBranch32:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.NearBranch32);
tc.NearBranch = NumberConverter.ToUInt32(parts[1]);
break;
case DecoderTestParserConstants.OpKind_NearBranch64:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.NearBranch64);
tc.NearBranch = NumberConverter.ToUInt64(parts[1]);
break;
case DecoderTestParserConstants.OpKind_FarBranch16:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.FarBranch16);
tc.FarBranchSelector = NumberConverter.ToUInt16(parts[1]);
tc.FarBranch = NumberConverter.ToUInt16(parts[2]);
break;
case DecoderTestParserConstants.OpKind_FarBranch32:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.FarBranch32);
tc.FarBranchSelector = NumberConverter.ToUInt16(parts[1]);
tc.FarBranch = NumberConverter.ToUInt32(parts[2]);
break;
case DecoderTestParserConstants.OpKind_Immediate8:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate8);
tc.Immediate = NumberConverter.ToUInt8(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Immediate16:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate16);
tc.Immediate = NumberConverter.ToUInt16(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Immediate32:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate32);
tc.Immediate = NumberConverter.ToUInt32(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Immediate64:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate64);
tc.Immediate = NumberConverter.ToUInt64(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Immediate8to16:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate8to16);
tc.Immediate = NumberConverter.ToUInt16(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Immediate8to32:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate8to32);
tc.Immediate = NumberConverter.ToUInt32(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Immediate8to64:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate8to64);
tc.Immediate = NumberConverter.ToUInt64(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Immediate32to64:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate32to64);
tc.Immediate = NumberConverter.ToUInt64(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Immediate8_2nd:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Immediate8_2nd);
tc.Immediate_2nd = NumberConverter.ToUInt8(parts[1]);
break;
case DecoderTestParserConstants.OpKind_MemorySegSI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemorySegSI);
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case DecoderTestParserConstants.OpKind_MemorySegESI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemorySegESI);
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case DecoderTestParserConstants.OpKind_MemorySegRSI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemorySegRSI);
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case DecoderTestParserConstants.OpKind_MemorySegDI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemorySegDI);
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case DecoderTestParserConstants.OpKind_MemorySegEDI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemorySegEDI);
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case DecoderTestParserConstants.OpKind_MemorySegRDI:
if (parts.Length != 3)
{
throw new InvalidOperationException($"Operand {operand}: expected 3 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemorySegRDI);
tc.MemorySegment = ToRegister(parts[1]);
tc.MemorySize = ToMemorySize(parts[2]);
break;
case DecoderTestParserConstants.OpKind_MemoryESDI:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemoryESDI);
tc.MemorySize = ToMemorySize(parts[1]);
break;
case DecoderTestParserConstants.OpKind_MemoryESEDI:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemoryESEDI);
tc.MemorySize = ToMemorySize(parts[1]);
break;
case DecoderTestParserConstants.OpKind_MemoryESRDI:
if (parts.Length != 2)
{
throw new InvalidOperationException($"Operand {operand}: expected 2 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.MemoryESRDI);
tc.MemorySize = ToMemorySize(parts[1]);
break;
case DecoderTestParserConstants.OpKind_Memory:
if (parts.Length != 8)
{
throw new InvalidOperationException($"Operand {operand}: expected 8 values, actual = {parts.Length}");
}
tc.SetOpKind(operand, OpKind.Memory);
tc.MemorySegment = ToRegister(parts[1]);
tc.MemoryBase = ToRegister(parts[2]);
tc.MemoryIndex = ToRegister(parts[3]);
tc.MemoryIndexScale = NumberConverter.ToInt32(parts[4]);
tc.MemoryDisplacement = NumberConverter.ToUInt64(parts[5]);
tc.MemoryDisplSize = NumberConverter.ToInt32(parts[6]);
tc.MemorySize = ToMemorySize(parts[7]);
break;
default:
throw new InvalidOperationException($"Invalid opkind: '{parts[0]}'");
}
}
static DecoderTestCase ReadTestCase(int bitness, string line, int lineNumber)
{
var parts = line.Split(seps);
if (parts.Length != 5)
{
throw new InvalidOperationException($"Invalid number of commas ({parts.Length - 1} commas)");
}
var tc = new DecoderTestCase();
tc.LineNumber = lineNumber;
tc.TestOptions = DecoderTestOptions.None;
tc.Bitness = bitness;
tc.IP = bitness switch {
16 => DecoderConstants.DEFAULT_IP16,
32 => DecoderConstants.DEFAULT_IP32,
64 => DecoderConstants.DEFAULT_IP64,
_ => throw new InvalidOperationException(),
};
tc.HexBytes = ToHexBytes(parts[0].Trim());
tc.EncodedHexBytes = tc.HexBytes;
var code = parts[1].Trim();
if (CodeUtils.IsIgnored(code))
{
return(null);
}
tc.Code = ToCode(code);
tc.Mnemonic = ToMnemonic(parts[2].Trim());
tc.OpCount = NumberConverter.ToInt32(parts[3].Trim());
tc.DecoderError = tc.Code == Code.INVALID ? DecoderError.InvalidInstruction : DecoderError.None;
bool foundCode = false;
foreach (var tmp in parts[4].Split(extraSeps))
{
if (tmp == string.Empty)
{
continue;
}
var key = tmp;
string value;
int index = key.IndexOf('=');
if (index >= 0)
{
value = key.Substring(index + 1);
key = key.Substring(0, index);
}
else
{
value = null;
}
switch (key)
{
case DecoderTestParserConstants.DecoderError:
if (value is null)
{
throw new InvalidOperationException($"Missing decoder error value");
}
if (!ToEnumConverter.TryDecoderError(value, out tc.DecoderError))
{
throw new InvalidOperationException($"Invalid decoder error value: {value}");
}
break;
case DecoderTestParserConstants.Broadcast:
tc.IsBroadcast = true;
break;
case DecoderTestParserConstants.Xacquire:
tc.HasXacquirePrefix = true;
break;
case DecoderTestParserConstants.Xrelease:
tc.HasXreleasePrefix = true;
break;
case DecoderTestParserConstants.Rep:
case DecoderTestParserConstants.Repe:
tc.HasRepePrefix = true;
break;
case DecoderTestParserConstants.Repne:
tc.HasRepnePrefix = true;
break;
case DecoderTestParserConstants.Lock:
tc.HasLockPrefix = true;
break;
case DecoderTestParserConstants.ZeroingMasking:
tc.ZeroingMasking = true;
break;
case DecoderTestParserConstants.SuppressAllExceptions:
tc.SuppressAllExceptions = true;
break;
case DecoderTestParserConstants.Vsib32:
tc.VsibBitness = 32;
break;
case DecoderTestParserConstants.Vsib64:
tc.VsibBitness = 64;
break;
case DecoderTestParserConstants.RoundToNearest:
tc.RoundingControl = RoundingControl.RoundToNearest;
break;
case DecoderTestParserConstants.RoundDown:
tc.RoundingControl = RoundingControl.RoundDown;
break;
case DecoderTestParserConstants.RoundUp:
tc.RoundingControl = RoundingControl.RoundUp;
break;
case DecoderTestParserConstants.RoundTowardZero:
tc.RoundingControl = RoundingControl.RoundTowardZero;
break;
case DecoderTestParserConstants.Op0Kind:
if (tc.OpCount < 1)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 1");
}
ReadOpKind(tc, 0, value);
break;
case DecoderTestParserConstants.Op1Kind:
if (tc.OpCount < 2)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 2");
}
ReadOpKind(tc, 1, value);
break;
case DecoderTestParserConstants.Op2Kind:
if (tc.OpCount < 3)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 3");
}
ReadOpKind(tc, 2, value);
break;
case DecoderTestParserConstants.Op3Kind:
if (tc.OpCount < 4)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 4");
}
ReadOpKind(tc, 3, value);
break;
case DecoderTestParserConstants.Op4Kind:
if (tc.OpCount < 5)
{
throw new InvalidOperationException($"Invalid OpCount: {tc.OpCount} < 5");
}
ReadOpKind(tc, 4, value);
break;
case DecoderTestParserConstants.EncodedHexBytes:
if (string.IsNullOrWhiteSpace(value))
{
throw new InvalidOperationException($"Invalid encoded hex bytes: '{value}'");
}
tc.EncodedHexBytes = ToHexBytes(value);
break;
case DecoderTestParserConstants.Code:
if (string.IsNullOrWhiteSpace(value))
{
throw new InvalidOperationException($"Invalid Code value: '{value}'");
}
if (CodeUtils.IsIgnored(value))
{
return(null);
}
foundCode = true;
break;
case DecoderTestParserConstants.DecoderOptions:
if (string.IsNullOrWhiteSpace(value))
{
throw new InvalidOperationException($"Invalid DecoderOption value: '{value}'");
}
if (!TryParseDecoderOptions(value.Split(semicolonSeparator), ref tc.DecoderOptions))
{
throw new Exception($"Invalid DecoderOptions value, '{value}'");
}
break;
case DecoderTestParserConstants.IP:
if (string.IsNullOrWhiteSpace(value))
{
throw new InvalidOperationException($"Invalid IP value: '{value}'");
}
tc.IP = NumberConverter.ToUInt64(value);
break;
case DecoderTestParserConstants.EvictionHint:
#if MVEX
tc.Mvex.EvictionHint = true;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_RegSwizzleNone:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.RegSwizzleNone;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_RegSwizzleCdab:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.RegSwizzleCdab;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_RegSwizzleBadc:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.RegSwizzleBadc;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_RegSwizzleDacb:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.RegSwizzleDacb;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_RegSwizzleAaaa:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.RegSwizzleAaaa;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_RegSwizzleBbbb:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.RegSwizzleBbbb;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_RegSwizzleCccc:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.RegSwizzleCccc;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_RegSwizzleDddd:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.RegSwizzleDddd;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_MemConvNone:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.MemConvNone;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_MemConvBroadcast1:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.MemConvBroadcast1;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_MemConvBroadcast4:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.MemConvBroadcast4;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_MemConvFloat16:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.MemConvFloat16;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_MemConvUint8:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.MemConvUint8;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_MemConvSint8:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.MemConvSint8;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_MemConvUint16:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.MemConvUint16;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.MVEX_MemConvSint16:
#if MVEX
tc.Mvex.RegMemConv = MvexRegMemConv.MemConvSint16;
break;
#else
throw new InvalidOperationException();
#endif
case DecoderTestParserConstants.SegmentPrefix_ES:
tc.SegmentPrefix = Register.ES;
break;
case DecoderTestParserConstants.SegmentPrefix_CS:
tc.SegmentPrefix = Register.CS;
break;
case DecoderTestParserConstants.SegmentPrefix_SS:
tc.SegmentPrefix = Register.SS;
break;
case DecoderTestParserConstants.SegmentPrefix_DS:
tc.SegmentPrefix = Register.DS;
break;
case DecoderTestParserConstants.SegmentPrefix_FS:
tc.SegmentPrefix = Register.FS;
break;
case DecoderTestParserConstants.SegmentPrefix_GS:
tc.SegmentPrefix = Register.GS;
break;
case DecoderTestParserConstants.OpMask_k1:
tc.OpMask = Register.K1;
break;
case DecoderTestParserConstants.OpMask_k2:
tc.OpMask = Register.K2;
break;
case DecoderTestParserConstants.OpMask_k3:
tc.OpMask = Register.K3;
break;
case DecoderTestParserConstants.OpMask_k4:
tc.OpMask = Register.K4;
break;
case DecoderTestParserConstants.OpMask_k5:
tc.OpMask = Register.K5;
break;
case DecoderTestParserConstants.OpMask_k6:
tc.OpMask = Register.K6;
break;
case DecoderTestParserConstants.OpMask_k7:
tc.OpMask = Register.K7;
break;
case DecoderTestParserConstants.ConstantOffsets:
if (!TryParseConstantOffsets(value, out tc.ConstantOffsets))
{
throw new InvalidOperationException($"Invalid ConstantOffsets: '{value}'");
}
break;
case DecoderTestParserConstants.DecoderTestOptions_NoEncode:
tc.TestOptions |= DecoderTestOptions.NoEncode;
break;
case DecoderTestParserConstants.DecoderTestOptions_NoOptDisableTest:
tc.TestOptions |= DecoderTestOptions.NoOptDisableTest;
break;
default:
throw new InvalidOperationException($"Invalid key '{key}'");
}
}
if (tc.Code == Code.INVALID && !foundCode)
{
throw new InvalidOperationException($"Test case decodes to {nameof(Code.INVALID)} but there's no {DecoderTestParserConstants.Code}=xxx showing the original {nameof(Code)} value so it can be filtered out if needed");
}
return(tc);
}
