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From: Jakub Jelinek <jakub@redhat.com>
To: Alexandre Oliva <aoliva@redhat.com>
Cc: Bernd Schmidt <bernds@codesourcery.com>, gcc-patches@gcc.gnu.org
Subject: Re: introduce --param max-vartrack-expr-depth
Date: Thu, 02 Jun 2011 08:47:00 -0000	[thread overview]
Message-ID: <20110602084646.GZ17079@tyan-ft48-01.lab.bos.redhat.com> (raw)
In-Reply-To: <ortyc9w5ng.fsf@livre.localdomain>

On Wed, Jun 01, 2011 at 07:25:39PM -0300, Alexandre Oliva wrote:
> Such as this one...

I'd appreciate if this could go in...

> Index: gcc/params.def
> ===================================================================
> --- gcc/params.def.orig	2011-05-31 18:28:05.348070586 -0300
> +++ gcc/params.def	2011-06-01 17:09:41.117140944 -0300
> @@ -845,7 +845,7 @@ DEFPARAM (PARAM_MAX_VARTRACK_SIZE,
>  DEFPARAM (PARAM_MAX_VARTRACK_EXPR_DEPTH,
>  	  "max-vartrack-expr-depth",
>  	  "Max. recursion depth for expanding var tracking expressions",
> -	  10, 0, 0)
> +	  20, 0, 0)
>  
>  /* Set minimum insn uid for non-debug insns.  */
>  
> Index: gcc/var-tracking.c
> ===================================================================
> --- gcc/var-tracking.c.orig	2011-05-31 20:06:25.604477956 -0300
> +++ gcc/var-tracking.c	2011-05-31 23:56:06.578450957 -0300
> @@ -5288,7 +5288,7 @@ reverse_op (rtx val, const_rtx expr)
>        arg = XEXP (src, 1);
>        if (!CONST_INT_P (arg) && GET_CODE (arg) != SYMBOL_REF)
>  	{
> -	  arg = cselib_expand_value_rtx (arg, scratch_regs, EXPR_DEPTH);
> +	  arg = cselib_expand_value_rtx (arg, scratch_regs, 5);
>  	  if (arg == NULL_RTX)
>  	    return NULL_RTX;
>  	  if (!CONST_INT_P (arg) && GET_CODE (arg) != SYMBOL_REF)

	Jakub

  reply	other threads:[~2011-06-02  8:47 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-30 12:24 Alexandre Oliva
2011-05-30 12:30 ` Jakub Jelinek
2011-05-30 12:39 ` Bernd Schmidt
2011-05-31 17:47   ` Alexandre Oliva
2011-05-31 18:16     ` Jakub Jelinek
2011-06-01 20:09     ` Alexandre Oliva
2011-06-01 22:29       ` Alexandre Oliva
2011-06-02  8:47         ` Jakub Jelinek [this message]
2011-06-02 10:07           ` Bernd Schmidt
2011-06-03  1:42             ` Alexandre Oliva
2011-07-20 20:48     ` Michael Eager
2011-07-20 20:55       ` Jakub Jelinek
2011-07-20 21:00         ` Michael Eager
2011-07-20 21:04           ` Jakub Jelinek
2011-07-21  0:10             ` Michael Eager

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