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Re: PATCH for [ARM] subsequent use of plus and minus operators could be improved
- From: Richard Earnshaw <rearnsha at arm dot com>
- To: Gábor Lóki <alga at rgai dot hu>
- Cc: Richard dot Earnshaw at arm dot com, gcc-patches <gcc-patches at gcc dot gnu dot org>
- Date: Wed, 02 Apr 2003 13:33:45 +0100
- Subject: Re: PATCH for [ARM] subsequent use of plus and minus operators could be improved
- Organization: ARM Ltd.
- Reply-to: Richard dot Earnshaw at arm dot com
> Ok. I moved my code into postreload phase. It works fine on ARM.
> I also tested on i386 with no problem, but no difference
> occurs between normal and patched run.
>
> I've never used other targets, so I don't know if the
> problem occurs on them, or not. Could someone show me
> another platform with an example where this problem occurs?
It's more likely to be a problem on RISC machines than CISC ones, since
its a consequence of immediate constants having a limited range.
> Should I attach the patch for the generic solution of the
> problem?
We need to see the patch.
R.
BTW. Have you filed a copyright assignment with the FSF?