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JADX ERROR: Failed to decode insn: 0x0020: INVOKE_POLYMORPHIC / JADX ERROR: Failed to decode insn: 0x003D: INVOKE_POLYMORPHIC_RANGE #1777

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hide955 opened this issue Feb 2, 2023 · 3 comments
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JADX ERROR: Failed to decode insn: 0x0020: INVOKE_POLYMORPHIC / JADX ERROR: Failed to decode insn: 0x003D: INVOKE_POLYMORPHIC_RANGE #1777

hide955 opened this issue Feb 2, 2023 · 3 comments
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bug Core Issues in jadx-core module no-sample waiting for reply

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@hide955
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hide955 commented Feb 2, 2023 

/*  JADX ERROR: Failed to decode insn: 0x0020: INVOKE_POLYMORPHIC r2, r6, r3, r4, method: com.example.myapplication26.MainActivity.invoke_polymorphic():void
    jadx.core.utils.exceptions.DecodeException: Unknown instruction: '0x0020: INVOKE_POLYMORPHIC r2, r6, r3, r4'
    	at jadx.core.dex.instructions.InsnDecoder.decode(InsnDecoder.java:494)
    	at jadx.core.dex.instructions.InsnDecoder.lambda$process$0(InsnDecoder.java:50)
    	at jadx.plugins.input.dex.sections.DexCodeReader.visitInstructions(DexCodeReader.java:85)
    	at jadx.core.dex.instructions.InsnDecoder.process(InsnDecoder.java:45)
    	at jadx.core.dex.nodes.MethodNode.load(MethodNode.java:145)
    	at jadx.core.dex.nodes.ClassNode.load(ClassNode.java:410)
    	at jadx.core.ProcessClass.process(ProcessClass.java:67)
    	at jadx.core.ProcessClass.generateCode(ProcessClass.java:115)
    	at jadx.core.dex.nodes.ClassNode.decompile(ClassNode.java:384)
    	at jadx.core.dex.nodes.ClassNode.decompile(ClassNode.java:308)
    */



/*  JADX ERROR: Failed to decode insn: 0x003D: INVOKE_POLYMORPHIC_RANGE r4, r5, r6, r7, r8, r9, r10, r11, method: com.example.myapplication26.MainActivity.invoke_polymorphic_range():void
    jadx.core.utils.exceptions.DecodeException: Unknown instruction: '0x003D: INVOKE_POLYMORPHIC_RANGE r4, r5, r6, r7, r8, r9, r10, r11'
    	at jadx.core.dex.instructions.InsnDecoder.decode(InsnDecoder.java:494)
    	at jadx.core.dex.instructions.InsnDecoder.lambda$process$0(InsnDecoder.java:50)
    	at jadx.plugins.input.dex.sections.DexCodeReader.visitInstructions(DexCodeReader.java:85)
    	at jadx.core.dex.instructions.InsnDecoder.process(InsnDecoder.java:45)
    	at jadx.core.dex.nodes.MethodNode.load(MethodNode.java:145)
    	at jadx.core.dex.nodes.ClassNode.load(ClassNode.java:410)
    	at jadx.core.ProcessClass.process(ProcessClass.java:67)
    	at jadx.core.ProcessClass.generateCode(ProcessClass.java:115)
    	at jadx.core.dex.nodes.ClassNode.decompile(ClassNode.java:384)
    	at jadx.core.dex.nodes.ClassNode.decompile(ClassNode.java:308)
    */
@hide955 hide955 added bug Core Issues in jadx-core module labels Feb 2, 2023
@hide955 hide955 changed the title JADX ERROR: Failed to decode insn: 0x0020: INVOKE_POLYMORPHICJADX ERROR: Failed to decode insn: 0x003D: INVOKE_POLYMORPHIC_RANGE JADX ERROR: Failed to decode insn: 0x0020: INVOKE_POLYMORPHIC / JADX ERROR: Failed to decode insn: 0x003D: INVOKE_POLYMORPHIC_RANGE Feb 2, 2023
@skylot
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skylot commented Feb 2, 2023

@hide955 is it possible to share an app apk or at least a method smali?
This instruction is rare now on Android (after d8), and I am not sure how to get this instruction by compiling from source.

Duplicate of #384

@hide955
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hide955 commented Feb 3, 2023

app-debug.zip

skylot added a commit that referenced this issue Feb 3, 2023
@skylot
feat: support polymorphic invoke (#384)(#1777)
540c0a8
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skylot commented Feb 3, 2023

Done. Please check latest unstable build.

@skylot skylot closed this as completed Feb 3, 2023
@anantshri anantshri mentioned this issue Feb 20, 2023
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