Re: [Qemu-devel] [PATCH v4 0/7] tcg/ppc: Add vector opcodes

[Richard Henderson]

On 6/25/19 5:37 PM, Mark Cave-Ayland wrote:
> The problem is that in tcg/tcg-op.h we define "DEF(dup2_vec, 1, 2, 0, IMPLVEC 
> |
> IMPL(TCG_TARGET_REG_BITS == 32))" and in the last patchset dup2_vec isn't 
> introduced
> until towards the end. Unfortunately it's not a simple as bringing the patch 
> forward
> within the series to maintain bisectability because the current implementation
> depends on VMRG which only appears in the patch just before it...

Ah, that would explain it.  I admit I haven't looked at v5 that closely.

> Next to try and figure out what exactly is causing the fault. Just a quick 
> question
> out of curiosity: is your Power9 system BE or LE?

The Power9 is LE.

I do have access to a Power7 BE system, and that worked last time I checked.
I'll try that again tomorrow to be sure.


r~