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This commit is contained in:
Oliver Stene
2026-02-08 18:43:50 +01:00
parent 4761cd1f83
commit 00714ea4b0
4 changed files with 154 additions and 26 deletions
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42
compiler/Compiler/Generator.cs
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@@ -35,6 +35,23 @@ public sealed class Generator(List<NodeDefinition> nodes)
writer.WriteLine();
foreach (var node in nodes.OfType<NodeDefinitionStruct>())
{
writer.WriteLine($"struct {node.Name.Ident}");
writer.WriteLine("{");
using (writer.Indent())
{
foreach (var field in node.Fields)
{
writer.WriteLine($"{CType(field.Type, field.Name.Ident)};");
}
}
writer.WriteLine("};");
}
writer.WriteLine();
foreach (var node in nodes.OfType<NodeDefinitionFunc>())
{
var parameters = node.Parameters.Select(x => CType(x.Type, x.Name.Ident));
@@ -171,6 +188,8 @@ public sealed class Generator(List<NodeDefinition> nodes)
NodeExpressionBoolLiteral expression => expression.Value.Value ? "true" : "false",
NodeExpressionIntLiteral expression => expression.Value.Value.ToString(),
NodeExpressionStringLiteral expression => $"(struct string){{ \"{expression.Value.Value}\", {expression.Value.Value.Length} }}",
NodeExpressionStructLiteral expression => EmitStructLiteral(expression),
NodeExpressionMemberAccess expression => EmitExpressionMemberAccess(expression),
NodeExpressionIdent expression => expression.Value.Ident,
_ => throw new ArgumentOutOfRangeException(nameof(node), node, null)
};
@@ -208,7 +227,7 @@ public sealed class Generator(List<NodeDefinition> nodes)
{
NodeTypeVoid => "void" + (varName != null ? $" {varName}" : ""),
NodeTypeBool => "bool" + (varName != null ? $" {varName}" : ""),
NodeTypeCustom type => $"struct {type}" + (varName != null ? $" {varName}" : ""),
NodeTypeCustom type => $"struct {type.Name.Ident}" + (varName != null ? $" {varName}" : ""),
NodeTypeSInt type => $"int{type.Width}_t" + (varName != null ? $" {varName}" : ""),
NodeTypeUInt type => $"uint{type.Width}_t" + (varName != null ? $" {varName}" : ""),
NodeTypePointer type => CType(type.To) + (varName != null ? $" *{varName}" : "*"),
@@ -217,6 +236,27 @@ public sealed class Generator(List<NodeDefinition> nodes)
_ => throw new ArgumentOutOfRangeException(nameof(node), node, null)
};
}
private string EmitStructLiteral(NodeExpressionStructLiteral expression)
{
var initializerValues = new Dictionary<string, string>();
foreach (var initializer in expression.Initializers)
{
var values = EmitExpression(initializer.Value);
initializerValues[initializer.Name.Ident] = values;
}
var initializerStrings = initializerValues.Select(x => $".{x.Key} = {x.Value}");
return $"(struct {expression.Name.Ident}){{ {string.Join(", ", initializerStrings)} }}";
}
private string EmitExpressionMemberAccess(NodeExpressionMemberAccess expression)
{
var target = EmitExpression(expression.Target);
return $"{target}.{expression.Name.Ident}";
}
}
internal class IndentedTextWriter