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Re: clobber CC for arithmetic instructions

From: Hans-Peter Nilsson <hp at bitrange dot com>
To: Rohit Arul Raj <rohitarulraj at gmail dot com>
Cc: gcc <gcc at gcc dot gnu dot org>
Date: Fri, 12 Aug 2011 20:18:16 -0400 (EDT)
Subject: Re: clobber CC for arithmetic instructions
References: <CAPVMLfVMYJwwBzWtnWjoECfzp49t_EPSC_RvjradOTAyBOULAw@mail.gmail.com> <CAPVMLfWg62FGcJisdeEi7GvbGMgq3SV7xVt0tYVJ2TspOBasVA@mail.gmail.com> <alpine.BSF.2.00.1108121930020.19382@dair.pair.com>

On Fri, 12 Aug 2011, Hans-Peter Nilsson wrote:
> On Fri, 12 Aug 2011, Rohit Arul Raj wrote:
> Assuming that you can indeed emit reasonable code for compares
> and conditional branches without the "CCR register" set to the
> do-not-update state, I'd suggest you implement that

Sorry for the miswrite: I meant 'without the "CCR register" set
to the always-update state' (with the "CCR register" constantly
set to the do-not-update state).

brgds, H-P

References:
- clobber CC for arithmetic instructions
  - From: Rohit Arul Raj
- Re: clobber CC for arithmetic instructions
  - From: Rohit Arul Raj
- Re: clobber CC for arithmetic instructions
  - From: Hans-Peter Nilsson

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