File size: 10,536 Bytes
8c763fb | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 | /* ****************************************************************************
*
* Copyright (c) Microsoft Corporation.
*
* This source code is subject to terms and conditions of the Apache License, Version 2.0. A
* copy of the license can be found in the License.html file at the root of this distribution. If
* you cannot locate the Apache License, Version 2.0, please send an email to
* dlr@microsoft.com. By using this source code in any fashion, you are agreeing to be bound
* by the terms of the Apache License, Version 2.0.
*
* You must not remove this notice, or any other, from this software.
*
*
* ***************************************************************************/
using System.Diagnostics;
namespace System.Management.Automation.Interpreter
{
internal abstract class AddInstruction : Instruction
{
private static Instruction s_int16, s_int32, s_int64, s_UInt16, s_UInt32, s_UInt64, s_single, s_double;
public override int ConsumedStack { get { return 2; } }
public override int ProducedStack { get { return 1; } }
private AddInstruction()
{
}
internal sealed class AddInt32 : AddInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = ScriptingRuntimeHelpers.Int32ToObject(unchecked((Int32)l + (Int32)r));
frame.StackIndex--;
return +1;
}
}
internal sealed class AddInt16 : AddInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (Int16)unchecked((Int16)l + (Int16)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddInt64 : AddInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (Int64)unchecked((Int64)l + (Int64)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddUInt16 : AddInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (UInt16)unchecked((UInt16)l + (UInt16)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddUInt32 : AddInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (UInt32)unchecked((UInt32)l + (UInt32)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddUInt64 : AddInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (UInt64)unchecked((Int16)l + (Int16)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddSingle : AddInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (Single)((Single)l + (Single)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddDouble : AddInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (double)l + (double)r;
frame.StackIndex--;
return +1;
}
}
public static Instruction Create(Type type)
{
Debug.Assert(!type.IsEnum);
switch (type.GetTypeCode())
{
case TypeCode.Int16: return s_int16 ??= new AddInt16();
case TypeCode.Int32: return s_int32 ??= new AddInt32();
case TypeCode.Int64: return s_int64 ??= new AddInt64();
case TypeCode.UInt16: return s_UInt16 ??= new AddUInt16();
case TypeCode.UInt32: return s_UInt32 ??= new AddUInt32();
case TypeCode.UInt64: return s_UInt64 ??= new AddUInt64();
case TypeCode.Single: return s_single ??= new AddSingle();
case TypeCode.Double: return s_double ??= new AddDouble();
default:
throw Assert.Unreachable;
}
}
public override string ToString()
{
return "Add()";
}
}
internal abstract class AddOvfInstruction : Instruction
{
private static Instruction s_int16, s_int32, s_int64, s_UInt16, s_UInt32, s_UInt64, s_single, s_double;
public override int ConsumedStack { get { return 2; } }
public override int ProducedStack { get { return 1; } }
private AddOvfInstruction()
{
}
internal sealed class AddOvfInt32 : AddOvfInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = ScriptingRuntimeHelpers.Int32ToObject(checked((Int32)l + (Int32)r));
frame.StackIndex--;
return +1;
}
}
internal sealed class AddOvfInt16 : AddOvfInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (Int16)checked((Int16)l + (Int16)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddOvfInt64 : AddOvfInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (Int64)checked((Int64)l + (Int64)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddOvfUInt16 : AddOvfInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (UInt16)checked((UInt16)l + (UInt16)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddOvfUInt32 : AddOvfInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (UInt32)checked((UInt32)l + (UInt32)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddOvfUInt64 : AddOvfInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (UInt64)checked((Int16)l + (Int16)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddOvfSingle : AddOvfInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (Single)((Single)l + (Single)r);
frame.StackIndex--;
return +1;
}
}
internal sealed class AddOvfDouble : AddOvfInstruction
{
public override int Run(InterpretedFrame frame)
{
object l = frame.Data[frame.StackIndex - 2];
object r = frame.Data[frame.StackIndex - 1];
frame.Data[frame.StackIndex - 2] = (double)l + (double)r;
frame.StackIndex--;
return +1;
}
}
public static Instruction Create(Type type)
{
Debug.Assert(!type.IsEnum);
switch (type.GetTypeCode())
{
case TypeCode.Int16: return s_int16 ??= new AddOvfInt16();
case TypeCode.Int32: return s_int32 ??= new AddOvfInt32();
case TypeCode.Int64: return s_int64 ??= new AddOvfInt64();
case TypeCode.UInt16: return s_UInt16 ??= new AddOvfUInt16();
case TypeCode.UInt32: return s_UInt32 ??= new AddOvfUInt32();
case TypeCode.UInt64: return s_UInt64 ??= new AddOvfUInt64();
case TypeCode.Single: return s_single ??= new AddOvfSingle();
case TypeCode.Double: return s_double ??= new AddOvfDouble();
default:
throw Assert.Unreachable;
}
}
public override string ToString()
{
return "AddOvf()";
}
}
}
|