Re: [PATCH bpf-next v3 0/2] bpf, mips: Add BPF_MOVSX support to the JITs

From: patchwork-bot+netdevbpf

Date: Tue Sep 22 2026 - 19:51:38 EST


Hello:

This series was applied to bpf/bpf-next.git (master)
by Alexei Starovoitov <ast@xxxxxxxxxx>:

On Sat, 12 Sep 2026 00:12:18 -0400 you wrote:
> Add the five MOVSX forms to the MIPS32 and MIPS64 JITs, which currently
> emit them as ordinary moves. Patch 1 factors register moves into helpers;
> patch 2 adds sign extension.
>
> Use seb/seh on MIPS32 R2+ and doubleword shift pairs on MIPS64, where
> normalizing the source for seb/seh would eliminate the instruction saving.
> The MIPS64 sequence also matches GCC's generic lowering [1].
>
> [...]

Here is the summary with links:
- [bpf-next,v3,1/2] bpf, mips: Factor register moves into helpers
https://git.kernel.org/bpf/bpf-next/c/86187bd3cd5a
- [bpf-next,v3,2/2] bpf, mips: Add support for BPF_MOVSX in the JITs
https://git.kernel.org/bpf/bpf-next/c/07ebb8c386d3

You are awesome, thank you!
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