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nub31
2025-06-15 02:21:11 +02:00
parent 3f7499d2b9
commit 5fffd07077
4 changed files with 35 additions and 90 deletions
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55
src/Generation/QBE/QBEGenerator.cs
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@@ -494,12 +494,12 @@ public static class QBEGenerator
case StatementExpressionNode statementExpression:
GenerateExpression(statementExpression.Expression);
break;
case VariableAssignmentNode variableAssignment:
GenerateVariableAssignment(variableAssignment);
break;
case VariableDeclarationNode variableDeclaration:
GenerateVariableDeclaration(variableDeclaration);
break;
case VariableAssignmentNode variableAssignment:
GenerateVariableAssignment(variableAssignment);
break;
case WhileNode whileStatement:
GenerateWhile(whileStatement);
break;
@@ -762,26 +762,26 @@ public static class QBEGenerator
private static void GenerateArrayBoundsCheck(string array, string index)
{
// var countName = VarName();
// _builder.AppendLine($" {countName} =l loadl {array}");
//
// var isNegativeName = VarName();
// _builder.AppendLine($" {isNegativeName} =w csltl {index}, 0");
//
// var isOobName = VarName();
// _builder.AppendLine($" {isOobName} =w csgel {index}, {countName}");
//
// var anyOobName = VarName();
// _builder.AppendLine($" {anyOobName} =w or {isNegativeName}, {isOobName}");
//
// var oobLabel = LabelName();
// var notOobLabel = LabelName();
// _builder.AppendLine($" jnz {anyOobName}, {oobLabel}, {notOobLabel}");
//
// _builder.AppendLine(oobLabel);
// _builder.AppendLine($" call $nub_panic_array_oob()");
//
// _builder.AppendLine(notOobLabel);
var countName = VarName();
_builder.AppendLine($" {countName} =l loadl {array}");
var isNegativeName = VarName();
_builder.AppendLine($" {isNegativeName} =w csltl {index}, 0");
var isOobName = VarName();
_builder.AppendLine($" {isOobName} =w csgel {index}, {countName}");
var anyOobName = VarName();
_builder.AppendLine($" {anyOobName} =w or {isNegativeName}, {isOobName}");
var oobLabel = LabelName();
var notOobLabel = LabelName();
_builder.AppendLine($" jnz {anyOobName}, {oobLabel}, {notOobLabel}");
_builder.AppendLine(oobLabel);
_builder.AppendLine($" call $nub_panic_array_oob()");
_builder.AppendLine(notOobLabel);
}
private static string GenerateArrayInitializer(ArrayInitializerNode arrayInitializer)
@@ -1199,19 +1199,12 @@ public static class QBEGenerator
var item = GenerateExpression(memberAccess.Expression);
switch (memberAccess.Expression.Type)
{
case NubArrayType arrayType:
case NubArrayType:
{
if (memberAccess.Member == "count")
{
return item;
}
if (arrayType.ElementType is NubPrimitiveType { Kind: PrimitiveTypeKind.U8 } && memberAccess.Member == "cstring")
{
var result = VarName();
_builder.AppendLine($" {result} =l call $nub_string_to_cstring(l {item})");
return result;
}
throw new UnreachableException(nameof(memberAccess.Member));
}