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193 changes: 193 additions & 0 deletions
193
Source/Mosa.Tool.Explorer.Avalonia/FormatInstructions.cs
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,193 @@ | ||
| // Copyright (c) MOSA Project. Licensed under the New BSD License. | ||
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| using System.Text; | ||
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| namespace Mosa.Tool.Explorer.Avalonia; | ||
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| public static class FormatInstructions | ||
| { | ||
| private const int Padding = 34; | ||
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| public static string Format(List<InstructionRecord> records, string blockLabel, bool strip, bool removeNop, bool lineBetweenBlocks) | ||
| { | ||
| var sb = new StringBuilder(); | ||
| var blocks = new StringBuilder(); | ||
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| if (records == null || records.Count == 0) | ||
| return string.Empty; | ||
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| var allLines = string.IsNullOrWhiteSpace(blockLabel); | ||
| var inBlock = allLines; | ||
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| foreach (var record in records) | ||
| { | ||
| switch (record.Type) | ||
| { | ||
| case "M": | ||
| { | ||
| sb.AppendLine($"{record.MethodName} [v{record.Version}] @ {record.Stage}:"); | ||
| sb.AppendLine(); | ||
| break; | ||
| } | ||
| case "S": | ||
| { | ||
| inBlock = record.BlockLabel == blockLabel; | ||
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| if (!inBlock && !allLines) | ||
| continue; | ||
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| sb.Append($"{record.BlockLabel}:"); | ||
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| blocks.Clear(); | ||
|
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| // Previous Branch Targets | ||
| if (record.PreviousBlockCount != 0) | ||
| { | ||
| for (var i = 0; i < record.PreviousBlockCount; i++) | ||
| { | ||
| if (i != 0) | ||
| blocks.Append(' '); | ||
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| var op = record.GetPreviousBlocks(i); | ||
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| blocks.Append(op); | ||
| } | ||
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| sb.Append("".PadRight(record.PreviousBlockCount == 1 ? Padding : Padding - 8)); | ||
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| sb.Append(blocks); | ||
| } | ||
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| sb.AppendLine(); | ||
| break; | ||
| } | ||
| case "I": | ||
| { | ||
| if (!inBlock && !allLines) | ||
| continue; | ||
|
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| if (record.Instruction is "IR.BlockStart" or "IR.BlockEnd") | ||
| break; | ||
|
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| if (removeNop && record.Instruction == "IR.Nop") | ||
| continue; | ||
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| sb.Append(" "); | ||
|
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| var instruction = record.Instruction; | ||
| var condition = !string.IsNullOrEmpty(record.Condition) ? " [" + record.Condition + "]" : string.Empty; | ||
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| var both = $"{instruction}{condition}"; | ||
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| blocks.Clear(); | ||
|
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| // Branch Targets | ||
| if (record.BranchTargetCount != 0) | ||
| { | ||
| if (condition.Length != 0) | ||
| blocks.Append(' '); | ||
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| for (var i = 0; i < record.BranchTargetCount; i++) | ||
| { | ||
| if (i != 0) | ||
| blocks.Append(' '); | ||
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| var op = record.GetBranchTarget(i); | ||
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| blocks.Append(op); | ||
| } | ||
| } | ||
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| var count = Padding + 2 - both.Length - blocks.Length; | ||
| if (count < 0) | ||
| count = 1; | ||
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| var padding = string.Empty.PadRight(count); | ||
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| sb.Append($"{record.Label[..5]}:{record.Mark.PadLeft(1)}{both}{padding}{blocks} "); | ||
|
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| // Result | ||
| for (var i = 0; i < record.ResultCount; i++) | ||
| { | ||
| if (i != 0) | ||
| sb.Append(", "); | ||
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| var op = record.GetResult(i); | ||
|
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| op = Simplify(op); | ||
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| if (strip) | ||
| op = StripBracketData(op); | ||
|
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| sb.Append(op); | ||
| } | ||
|
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| if (record.ResultCount != 0 && record.OperandCount != 0) | ||
| sb.Append(" <= "); | ||
|
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| // Operands | ||
| for (var i = 0; i < record.OperandCount; i++) | ||
| { | ||
| if (i != 0) | ||
| sb.Append(", "); | ||
|
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| var op = record.GetOperand(i); | ||
|
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| op = Simplify(op); | ||
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| if (strip) | ||
| op = StripBracketData(op); | ||
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| sb.Append(op); | ||
| } | ||
|
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| // Phi Blocks | ||
| if (record.PhiBlockCount != 0) | ||
| { | ||
| sb.Append(" ("); | ||
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| for (var i = 0; i < record.PhiBlockCount; i++) | ||
| { | ||
| if (i != 0) | ||
| sb.Append(", "); | ||
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| var op = record.GetPhilBlock(i); | ||
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| sb.Append(op); | ||
| } | ||
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| sb.Append(") "); | ||
| } | ||
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| while (sb.Length > 0 && sb[^1] == ' ') | ||
| sb.Length--; | ||
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| sb.AppendLine(); | ||
| break; | ||
| } | ||
| case "E": | ||
| { | ||
| inBlock = false; | ||
|
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| if (!inBlock && !allLines) | ||
| continue; | ||
|
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| if (lineBetweenBlocks) | ||
| sb.AppendLine(); | ||
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| break; | ||
| } | ||
| } | ||
| } | ||
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| return sb.ToString(); | ||
| } | ||
|
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| private static string StripBracketData(string s) | ||
| { | ||
| var i = s.IndexOf('['); | ||
| return i <= 0 ? s : s[..(i - 1)].Trim(); | ||
| } | ||
|
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| private static string Simplify(string s) => s.Replace("const=", string.Empty); | ||
| } |
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