Changeset 16905 for trunk/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Interpreter/SymbolicDataAnalysisExpressionTreeILEmittingInterpreter.cs
- Timestamp:
- 05/07/19 14:20:33 (5 years ago)
- File:
-
- 1 edited
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trunk/HeuristicLab.Problems.DataAnalysis.Symbolic/3.4/Interpreter/SymbolicDataAnalysisExpressionTreeILEmittingInterpreter.cs
r16670 r16905 336 336 case OpCodes.CubeRoot: { 337 337 CompileInstructions(il, state, ds); 338 var c1 = il.DefineLabel(); 339 var end = il.DefineLabel(); 340 341 il.Emit(System.Reflection.Emit.OpCodes.Dup); // x 342 il.Emit(System.Reflection.Emit.OpCodes.Ldc_R8, 0.0); 343 il.Emit(System.Reflection.Emit.OpCodes.Clt); // x < 0? 344 il.Emit(System.Reflection.Emit.OpCodes.Brfalse, c1); 345 il.Emit(System.Reflection.Emit.OpCodes.Neg); // x = -x 338 346 il.Emit(System.Reflection.Emit.OpCodes.Ldc_R8, 1.0 / 3.0); 339 347 il.Emit(System.Reflection.Emit.OpCodes.Call, power); 348 il.Emit(System.Reflection.Emit.OpCodes.Neg); // -Math.Pow(-x, 1/3) 349 il.Emit(System.Reflection.Emit.OpCodes.Br, end); 350 il.MarkLabel(c1); 351 il.Emit(System.Reflection.Emit.OpCodes.Ldc_R8, 1.0 / 3.0); 352 il.Emit(System.Reflection.Emit.OpCodes.Call, power); 353 il.MarkLabel(end); 340 354 return; 341 355 }
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