Remove dead code before performing final field analysis

If we don't do this then we incorrectly mark some fields as final, due
to writes present inside if blocks removed by ConstantArgTransformer.

Signed-off-by: Graham <gpe@openrs2.dev>
Graham 4 years ago
parent 6c26fb8b9c
commit 64d1b836ed
  1. 3
      deob/src/main/java/dev/openrs2/deob/transform/FinalFieldTransformer.kt

@ -5,6 +5,7 @@ import dev.openrs2.asm.MemberDesc
import dev.openrs2.asm.MemberRef
import dev.openrs2.asm.classpath.ClassPath
import dev.openrs2.asm.classpath.Library
import dev.openrs2.asm.removeDeadCode
import dev.openrs2.asm.transform.Transformer
import dev.openrs2.deob.analysis.FieldWriteAnalyzer
import dev.openrs2.deob.analysis.FieldWriteCount
@ -28,6 +29,8 @@ class FinalFieldTransformer : Transformer() {
}
override fun transformCode(classPath: ClassPath, library: Library, clazz: ClassNode, method: MethodNode): Boolean {
method.removeDeadCode(clazz.name)
val constructor = method.name == "<init>" || method.name == "<clinit>"
val constructorStatic = (method.access and Opcodes.ACC_STATIC) != 0
val thisCall = if (constructor && !constructorStatic) {

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