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ir: don't refuse complicated array lookup expressions

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This commit is contained in:
Irmen de Jong 2023-05-21 16:07:19 +02:00
parent c69c17de42
commit 8e5c67b4b2
1 changed files with 6 additions and 6 deletions
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12
compiler/src/prog8/compiler/astprocessing/BeforeAsmAstChanger.kt
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@ -229,13 +229,13 @@ internal class BeforeAsmAstChanger(val program: Program,
override fun after(arrayIndexedExpression: ArrayIndexedExpression, parent: Node): Iterable<IAstModification> {
val containingStatement = getContainingStatement(arrayIndexedExpression)
if(getComplexArrayIndexedExpressions(containingStatement).size > 1) {
errors.err("it's not possible to use more than one complex array indexing expression in a single statement; break it up via a temporary variable for instance", containingStatement.position)
return noModifications
}
if(options.compTarget.name!=VMTarget.NAME) { // don't apply this optimization/check for Vm target
val containingStatement = getContainingStatement(arrayIndexedExpression)
if(getComplexArrayIndexedExpressions(containingStatement).size > 1) {
errors.err("it's not possible to use more than one complex array indexing expression in a single statement; break it up via a temporary variable for instance", containingStatement.position)
return noModifications
}
if(options.compTarget.name!=VMTarget.NAME) { // don't apply this optimization for Vm target
val index = arrayIndexedExpression.indexer.indexExpr
if (index !is NumericLiteral && index !is IdentifierReference) {
// replace complex indexing expression with a temp variable to hold the computed index first