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According to tests on hawaii, v_mqsad_u32_u8 always uses saturating accumulation
while v_msad_u8 truncates. GFX8+ can control this with the VOP3 clamp bit,
on older hardware that's not supported.
We want truncation for the NIR opcode.
Closes: https://gitlab.freedesktop.org/mesa/mesa/-/issues/12062
Fixes:
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| .. | ||
| addrlib | ||
| ci | ||
| common | ||
| compiler | ||
| drm-shim | ||
| llvm | ||
| registers | ||
| vpelib | ||
| vulkan | ||
| meson.build | ||