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Re: [PATCH Version 2][RFA]Improving register pressure directed hoist

From: Jeff Law <law at redhat dot com>
To: Bin Cheng <bin dot cheng at arm dot com>
Cc: gcc-patches at gcc dot gnu dot org
Date: Fri, 09 Nov 2012 06:57:36 -0700
Subject: Re: [PATCH Version 2][RFA]Improving register pressure directed hoist
References: <007001cdb8d4$f2198a30$d64c9e90$@cheng@arm.com> <509826AF.5080906@redhat.com> <007a01cdbc1f$2d7e6a80$887b3f80$@cheng@arm.com> <008201cdbd2b$91850630$b48f1290$@cheng@arm.com>

On 11/07/2012 02:05 PM, Bin Cheng wrote:

2012-11-08 Bin Cheng <bin.cheng@arm.com>

	* gcse.c: (struct bb_data): Add new fields, old_pressure, live_in
	and backup.
	(calculate_bb_reg_pressure): Initialize live_in and backup.
	(update_bb_reg_pressure): New.
	(should_hoist_expr_to_dom): Add new parameter from.
	Monitor the change of reg pressure and use it to drive hoisting.
	(hoist_code): Update LIVE and reg pressure information.

gcc/testsuite/ChangeLog
2012-11-08  Bin Cheng  <bin.cheng@arm.com>

* gcc.dg/hoist-register-pressure-3.c: New test.

Thanks for taking care of that inconsistency. This is OK to install now.

Thanks,
jeff

Follow-Ups:
- RE: [PATCH Version 2][RFA]Improving register pressure directed hoist
  - From: Bin Cheng

References:
- [PATCH Version 2][RFA]Improving register pressure directed hoist
  - From: Bin Cheng
- Re: [PATCH Version 2][RFA]Improving register pressure directed hoist
  - From: Jeff Law
- RE: [PATCH Version 2][RFA]Improving register pressure directed hoist
  - From: Bin Cheng
- RE: [PATCH Version 2][RFA]Improving register pressure directed hoist
  - From: Bin Cheng

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