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Re: Improve sanity checking for erroneous insns an' da "g" thang
- From: Ian Lance Taylor <ian at airs dot com>
- To: Hans-Peter Nilsson <hans-peter dot nilsson at axis dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: 11 Nov 2005 22:43:02 -0800
- Subject: Re: Improve sanity checking for erroneous insns an' da "g" thang
- References: <200511120217.jAC2HuUx020120@ignucius.se.axis.com>
Hans-Peter Nilsson <hans-peter.nilsson@axis.com> writes:
> * recog.c (constrain_operands) <case 'g'>: For a match, require
> that a non-register matches general_operand when strict >= 0.
This is OK.
There is the chance of a slight compiler slowdown, but most targets
don't use the 'g' constraint much if at all, so I'm not too worried.
Thanks.
Ian