x0 is not zero - Githubissues

lowRISC / ibex

Ibex is a small 32 bit RISC-V CPU core, previously known as zero-riscy.

https://www.lowrisc.org

Apache License 2.0

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Closed haiyangqin closed 5 months ago

haiyangqin commented 5 months ago

--> not zero

I disable the ECC to build my ibex core. I find that the x0 is not zero, when I'm running the "addi x1 x0 20".

Is there any special consideration here?

haiyangqin commented 5 months ago

x0 is not zero