On Thu, Dec 04, 2014 at 04:00:27AM -0800, H.J. Lu wrote: > >> Can you add a few testcases? > > > > Isn't it already covered by gcc.dg/torture/vshuf* ? > > > > I didn't see them fail on my machines today.
Those are executable testcases, those better should not fail.
The patch just improved code generation and the testcases test
if the improved code generation works well.
Did you mean some scan-assembler test that verifies the better code
generation? Guess it is possible, though fragile.
Jakub
