On 10 Dec 08:23, H.J. Lu wrote: > What is wrong to pass the correct offset to > CANNOT_CHANGE_MODE_CLASS? Backends are free to > ignore it.
Yes, but as fas as understand this hook as a predicate saying if it not-safe to change mode1 to mode2 for given register class. I don't think that offsets should be involved here. IMHO it is safe to change V4SF->SF for SSE/AVX register... -- Thanks, K
