miksilo.modularLanguages.deltas.javac.expressions.postfix.PostFixIncrementToByteCodeDelta.scala Maven / Gradle / Ivy
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package miksilo.modularLanguages.deltas.javac.expressions.postfix
import miksilo.modularLanguages.core.deltas.Contract
import miksilo.modularLanguages.core.deltas.path.NodePath
import miksilo.languageServer.core.language.Compilation
import miksilo.modularLanguages.core.node.{Node, NodeShape}
import miksilo.modularLanguages.deltas.bytecode.coreInstructions.integers.{IncrementIntegerDelta, LoadIntegerDelta}
import miksilo.modularLanguages.deltas.expression.{PostFixIncrementDelta, VariableDelta}
import miksilo.modularLanguages.deltas.javac.expressions.ConvertsToByteCodeDelta
import miksilo.modularLanguages.deltas.method.MethodDelta
import miksilo.modularLanguages.deltas.statement.assignment.SimpleAssignmentDelta
object PostFixIncrementToByteCodeDelta extends ConvertsToByteCodeDelta {
override def dependencies: Set[Contract] = Set(IncrementIntegerDelta, PostFixIncrementDelta, MethodDelta)
override def toByteCode(plusPlus: NodePath, compilation: Compilation): Seq[Node] = {
val methodCompiler = MethodDelta.getMethodCompiler(compilation)
val target = plusPlus(SimpleAssignmentDelta.Target).asInstanceOf[NodePath]
target.current.shape match {
case VariableDelta.Shape =>
val name = VariableDelta.Variable[Node](target.current).name
val variableAddress = methodCompiler.getVariables(plusPlus)(name).offset
Seq(LoadIntegerDelta.load(variableAddress), IncrementIntegerDelta.integerIncrement(variableAddress, 1))
}
}
override def description: String = "Converts post fix increment to bytecode"
override def shape: NodeShape = PostFixIncrementDelta.Shape
}