[PING^2][PATCH] -fuse-caller-save - Implement TARGET_FN_OTHER_HARD_REG_USAGE hook for MIPS

Tom de Vries Tom_deVries@mentor.com
Thu Jan 9 13:51:00 GMT 2014


On 25/12/13 14:02, Tom de Vries wrote:
> On 07-12-13 16:07, Tom de Vries wrote:
>> Richard,
>>
>> This patch implements the target hook TARGET_FN_OTHER_HARD_REG_USAGE (posted
>> here: http://gcc.gnu.org/ml/gcc-patches/2013-03/msg01318.html) for MIPS, to
>> address the issue that $6 is sometimes used in split calls.
>>
>> Build and reg-tested on MIPS.
>>
>> OK for stage1?
>>
> 

Richard,

Ping.

This patch is the only part of -fuse-caller-save that still needs approval.

> This patch was submitted here ( 
> http://gcc.gnu.org/ml/gcc-patches/2013-12/msg00771.html ) and is required for 
> the -fuse-caller-save optimization which was submitted here ( 
> http://gcc.gnu.org/ml/gcc-patches/2013-01/msg01234.html ).
> 
> The patch fixes a correctness issue with -fuse-caller-save for MIPS.
> 
> OK for stage1?
> 

Thanks,
- Tom



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