Re: [PATCH 3/6] microblaze: Fixes for RTL checking

[Jakub Jelinek]

On Tue, Feb 21, 2017 at 02:48:15PM +0000, Segher Boessenkool wrote:
> -  /* Shift by zero -- copy regs if necessary.  */
> +  /* Shift by zero -- copy regs.  */
>    if ((GET_CODE (operands[2]) == CONST_INT) && (INTVAL (operands[2]) == 0))

You could have changed this line to
  if (operands[2] == const0_rtx)
as well.

        Jakub