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Re: Is there a way to adjust alignment of DImode and DFmode?


On Thu, May 21, 2015 at 1:56 PM, Jim Wilson <jim.wilson@linaro.org> wrote:
> On 05/20/2015 10:00 AM, H.J. Lu wrote:
>> By default, alignment of DImode and DFmode is set to 8 bytes.
>> Intel MCU psABI specifies alignment of DImode and DFmode
>> to be 4 bytes. I'd like to make get_mode_alignment to return
>> 32 bits for DImode and DFmode.   Is there a way to adjust alignment
>> of DImode and DFmode via ADJUST_ALIGNMENT?
>
> I see that i386-modes.def already uses ADJUST_ALIGNMENT to change the
> alignment of XFmode to 4 for ilp32 code.  ADJUST_ALIGNMENT should work
> the same for DImode and DFmode.  Did you run into a problem when you
> tried it?

It seems to work.  I don't know why it failed for me last time.


-- 
H.J.


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