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Re: Abt RTL expression
- From: Rask Ingemann Lambertsen <rask at sygehus dot dk>
- To: Mohamed Shafi <shafitvm at yahoo dot com>
- Cc: gcc at gcc dot gnu dot org, Revital1 Eres <ERES at il dot ibm dot com>
- Date: Tue, 17 Oct 2006 09:51:30 +0200
- Subject: Re: Abt RTL expression
- References: <20061017043258.57261.qmail@web33215.mail.mud.yahoo.com>
On Mon, Oct 16, 2006 at 09:32:58PM -0700, Mohamed Shafi wrote:
>
> In th document
> http://gcc.gnu.org/onlinedocs/gccint/Insns.html#Insns
>
> it is said that "An integer that says which pattern in the machine description matches
> this insn, or -1 if the matching has not yet been attempted.Such matching is never attempted and this field remains -1 on an insn
> whose pattern consists of a single use, clobber ...."
>
> The integer in my pattern is -1. In fact integer for all the insn for a program (980602-2.c) like
It is quite normal for the first 6-7 dump files. It is because matching
has not yet been attempted.
--
Rask Ingemann Lambertsen