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


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


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