Re: [PATCH] x86: Add pmovzx/pmovsx patterns with SI/DI operands

2018-09-30 Thread H.J. Lu
On Sun, Sep 30, 2018 at 1:53 AM Marc Glisse wrote: > > On Sat, 29 Sep 2018, H.J. Lu wrote: > > > Add pmovzx/pmovsx patterns with SI and DI operands for pmovzx/pmovsx > > instructions which only read the low 4 or 8 bytes from the source. > > Hello, > > I am wondering a few things (these are questio

Re: [PATCH] x86: Add pmovzx/pmovsx patterns with SI/DI operands

2018-09-30 Thread Marc Glisse
On Sat, 29 Sep 2018, H.J. Lu wrote: Add pmovzx/pmovsx patterns with SI and DI operands for pmovzx/pmovsx instructions which only read the low 4 or 8 bytes from the source. Hello, I am wondering a few things (these are questions, I am not asking for changes): Should we change the builtin an