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Date: Fri, 07 Feb 2020 21:46:00 -0000
From: Segher Boessenkool <segher@kernel.crashing.org>
To: Vladimir Makarov <vmakarov@redhat.com>
Cc: gcc-patches <gcc-patches@gcc.gnu.org>
Subject: Re: Patch to fix PR93561
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References: <782fd9b2-f2f1-e4b4-9161-909a18d84176@redhat.com>
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Hi!

On Thu, Feb 06, 2020 at 05:16:14PM -0500, Vladimir Makarov wrote:
> --- a/gcc/lra-assigns.c
> +++ b/gcc/lra-assigns.c
> @@ -964,6 +964,8 @@ spill_for (int regno, bitmap spilled_pseudo_bitmap, bool first_p)
>        bitmap_clear (&spill_pseudos_bitmap);
>        for (j = hard_regno_nregs (hard_regno, mode) - 1; j >= 0; j--)
>  	{
> +          if (hard_regno + j >= FIRST_PSEUDO_REGISTER)
> +	    break;

if (!HARD_REGISTER_NUM_P (hard_regno + j))
?


Segher