radareorg/radare2

rasm2 jeq tricore diassembly error

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#15,912 opened on Jan 29, 2020

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RAsm-Disassemblergood first issuetest-required

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Description

rasm2  -a tricore -D 'be22'

0x800898ee   2                     be22  .hword 0x22be

should be jeq d15, d2, 0x80089912 (from ghidra)

image

Contributor guide

Research direction
Investigate the decoding of TriCore `jeq` instruction in radare2. Look at the opcode 0x22be and trace the disassembly path for Tricore in the source code.
Tech stack
c
Domain
backend
Issue type
Bug
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
3
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
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Stale
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Clear
Prerequisites
GitC
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
50