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don't remove subroutines in a block marked with "force_output"

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Irmen de Jong 2021-02-21 23:25:26 +01:00
parent edf9a500d3
commit 0e62f5b759
1 changed files with 2 additions and 1 deletions
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3
compiler/src/prog8/optimizer/UnusedCodeRemover.kt
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@ -28,7 +28,8 @@ internal class UnusedCodeRemover(private val program: Program,
val entrypoint = program.entrypoint() val entrypoint = program.entrypoint()
program.modules.forEach { program.modules.forEach {
callgraph.forAllSubroutines(it) { sub -> callgraph.forAllSubroutines(it) { sub ->
if (sub !== entrypoint && !sub.isAsmSubroutine && (callgraph.calledBy[sub].isNullOrEmpty() || sub.containsNoCodeNorVars())) { val forceOutput = "force_output" in sub.definingBlock().options()
if (sub !== entrypoint && !forceOutput && !sub.isAsmSubroutine && (callgraph.calledBy[sub].isNullOrEmpty() || sub.containsNoCodeNorVars())) {
removals.add(IAstModification.Remove(sub, sub.definingScope())) removals.add(IAstModification.Remove(sub, sub.definingScope()))
} }
} }