Fix LSU FENCE issue - Githubissues

kuznia-rdzeni / coreblocks

RISC-V out-of-order core for education and research purposes

https://kuznia-rdzeni.github.io/coreblocks/

BSD 3-Clause "New" or "Revised" License

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Fix LSU FENCE issue #647

Closed tilk closed 7 months ago

tilk commented 7 months ago

The freshly refactored LSU could mess up ordering between FENCE and LOAD/STORE instructions, making LOAD instructions return invalid values if directly after FENCE.