On Fri, Oct 14, 2011 at 09:21:15AM -0700, Richard Henderson wrote:
So what you're doing here is the low-part permutation:
0 4 1 5 2 6 3 7
followed by a shift to get
4 . 5 . 6 . 7 .
But you need to load a 256-bit constant from memory to get it.
Right.
I wonder if it
On 10/14/2011 11:34 AM, Jakub Jelinek wrote:
2011-10-14 Jakub Jelinek ja...@redhat.com
* config/i386/sse.md (vec_widen_smult_hi_v8hi,
vec_widen_smult_lo_v8hi, vec_widen_umult_hi_v8hi,
vec_widen_umult_lo_v8hi): Macroize using VI2_AVX2
mode iterator and any_extend
