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Re: RFC: [4.7] Adding CUMULATIVE_ARGS to targetm.calls.function_ok_for_sibcall?

From: Paolo Bonzini <bonzini at gnu dot org>
To: Joern Rennecke <amylaar at spamcop dot net>
Cc: Georg-Johann Lay <avr at gjlay dot de>, gcc at gcc dot gnu dot org
Date: Sun, 06 Mar 2011 09:09:50 +0100
Subject: Re: RFC: [4.7] Adding CUMULATIVE_ARGS to targetm.calls.function_ok_for_sibcall?
References: <4D6F9CFB.60207@gjlay.de> <20110303113122.h3u6jkp0zcwsk44c-nzlynne@webmail.spamcop.net>

On 03/03/2011 05:31 PM, Joern Rennecke wrote:


CUMULATIVE_ARGS is a target-dependent type, and thus every use of it
in the interface of target hooks should be considered a bug.

The very presence of CUMULATIVE_ARGS in the interface is a bug, but I don't see why introducing more uses should be forbidden---given it's what we have.

Paolo

References:
- RFC: [4.7] Adding CUMULATIVE_ARGS to targetm.calls.function_ok_for_sibcall?
  - From: Georg-Johann Lay
- Re: RFC: [4.7] Adding CUMULATIVE_ARGS to targetm.calls.function_ok_for_sibcall?
  - From: Joern Rennecke

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