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Re: gcc compile-time performance

From: Richard Henderson <rth at redhat dot com>
To: "David S. Miller" <davem at redhat dot com>
Cc: dewar at gnat dot com, gdr at codesourcery dot com, gcc at gcc dot gnu dot org, scott at coyotegulch dot com
Date: Sat, 18 May 2002 21:46:40 -0700
Subject: Re: gcc compile-time performance
References: <20020518143705.73153F2A59@nile.gnat.com> <20020518.212038.82829843.davem@redhat.com>

On Sat, May 18, 2002 at 09:20:38PM -0700, David S. Miller wrote:
> +      tmpmode = reg_raw_mode[regno];
> +      nxtmode = GET_MODE_WIDER_MODE (tmpmode);
> +      while (HARD_REGNO_MODE_OK (regno, nxtmode))
> +	{
> +	  tmpmode = nxtmode;
> +	  nxtmode = GET_MODE_WIDER_MODE (tmpmode);
> +	}

You should also stop at nxtmode == VOIDmode.


r~

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