On Thu, Sep 19, 2019 at 5:30 PM Richard Biener <rguent...@suse.de> wrote:
>
>
> Boostrapped and tested on x86_64-unknown-linux-gnu.
>
> OK?
OK.
Thanks,
Uros.
> Thanks,
> Richard.
>
> 2019-09-19 Richard Biener <rguent...@suse.de>
>
> PR target/91814
> * config/i386/i386-features.c (gen_gpr_to_xmm_move_src):
> Force operand to a register if it isn't nonimmediate_operand.
>
> Index: gcc/config/i386/i386-features.c
> ===================================================================
> --- gcc/config/i386/i386-features.c (revision 275959)
> +++ gcc/config/i386/i386-features.c (working copy)
> @@ -668,10 +668,13 @@ scalar_chain::emit_conversion_insns (rtx
> static rtx
> gen_gpr_to_xmm_move_src (enum machine_mode vmode, rtx gpr)
> {
> + if (!nonimmediate_operand (gpr, GET_MODE_INNER (vmode)))
> + gpr = force_reg (GET_MODE_INNER (vmode), gpr);
> switch (GET_MODE_NUNITS (vmode))
> {
> case 1:
> - return gen_rtx_SUBREG (vmode, gpr, 0);
> + /* We are not using this case currently. */
> + gcc_unreachable ();
> case 2:
> return gen_rtx_VEC_CONCAT (vmode, gpr,
> CONST0_RTX (GET_MODE_INNER (vmode)));
