Re: [PATCH v2 2/2] selftests/arm64: Implement cmpbr_sigill() to hwcap test

From: Mark Brown

Date: Thu Mar 05 2026 - 09:15:46 EST


On Thu, Mar 05, 2026 at 09:36:38AM +0800, Yifan Wu wrote:

> The function executes a CBEQ instruction which is valid if the CPU
> supports the CMPBR extension. The CBEQ branches to skip the following
> UDF instruction, and no SIGILL is generated. Otherwise, it will
> generate a SIGILL.

Reviewed-by: Mark Brown <broonie@xxxxxxxxxx>

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