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Re: removing ctr branches from rs6000
- From: David Edelsohn <dje at watson dot ibm dot com>
- To: Spundun <spundun at ISI dot EDU>
- Cc: gcc <gcc at gcc dot gnu dot org>
- Date: Tue, 26 Nov 2002 12:56:35 -0500
- Subject: Re: removing ctr branches from rs6000
>>>>> Spundun writes:
Spundun> Hi as I am trying to use rs6000 configuration as a template to port gcc
Spundun> to a new architecture, I am encountering problems. My latest is that
Spundun> unlike rs6000 my arch doesnt have ctr register and the macros like
Spundun> HAVE_decrement_and_branch_on_count should be false. But I couldnt locate
Spundun> a place in the sourcecode where they are defined ( I basically tried to
Spundun> grep through the source). Can anyone suggest a clean way of removing
Spundun> these "barnch on count" support?
Those macros are defined automatically based on the existence of
particular named patterns in the machine description.
David