On Tue, May 31, 2016 at 07:43:22PM -0400, Michael Meissner wrote:
> [gcc]
> 2016-05-31 Michael Meissner
>
> PR target/71186
> * config/rs6000/vsx.md (xxspltib__nosplit): Add alternatives
> for loading up all 0's or all 1's.
>
> [gcc/testsuite]
> 2016-05-31 Michael Meissner
Anton Blanchard found that in some cases, setting V4SImode and V8HImode vector
registers to all 0's or all 1's could cause the compiler issue an 'insn does
not satisfy its constraints' error message. The reason was, 0/-1 treated
specially, since we can generate them using normal ISA 2.06/2.07 inst