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Re: asm changes? [Was: Re: flow.c bugfix ]
- To: Joern Rennecke <amylaar at cygnus dot co dot uk>
- Subject: Re: asm changes? [Was: Re: flow.c bugfix ]
- From: Jeffrey A Law <law at cygnus dot com>
- Date: Fri, 04 Dec 1998 01:08:01 -0700
- cc: rth at cygnus dot com, egcs at cygnus dot com
- Reply-To: law at cygnus dot com
In message <199812040804.IAA11083@phal.cygnus.co.uk>you write:
> > Basically they need a more intuitive way to say "this value must be in a
> > register at the start of this asm and the register will be clobbered
> > unpredictably within the asm".
>
> So why not use "+r" ?
'+' means read/write. '&' has meant earlyclobber. I think earlyclobber more
closely matches the semantics they need.
jeff