On Wed, 2012-11-14 at 12:00 -0800, Andrew Pinski wrote:

> I know exactly where this code comes from; I have looked at the
> benchmark as one of the reason why I add expand_cond_expr_using_cmove
> in the first place.  Anyways you should look into removing
> TARGET_PROMOTE_PROTOTYPES because I found that also fixes the problem
> mentioned here.
> 
> Thanks,
> Andrew Pinski

Removing TARGET_PROMOTE_PROTOTYPES looks interesting but I don't know if
it is possible for compatibility reasons.  I am still looking at my
example though, I see GCC doing:

andi    $5,$5,0x1
xori    $5,$5,0x1
movz    $2,$4,$5

When it should just do:

andi    $5,$5,0x1
movn    $2,$4,$5


Steve Ellcey
sell...@mips.com


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