2008/5/29 <[EMAIL PROTECTED]>:
> Again thank you and Denis for your comment.
>
> Here is what I deduce from code and Denis comments - I am sure he (and
> others) will correct me if wrong :-)
>
>
> The main issue is that we have one pointer register that cannot take offset
> and two base pointers
kov <[EMAIL PROTECTED]>
To: Jeff Law <[EMAIL PROTECTED]>
Cc: Andy H <[EMAIL PROTECTED]>; GCC Development ;
[EMAIL PROTECTED]
Sent: Thu, 29 May 2008 3:23 am
Subject: Re: Help with reload and naked constant sum causing ICE
2008/5/29 Jeff Law <[EMAIL PROTECTED]>:
Ric
2008/5/29 Jeff Law <[EMAIL PROTECTED]>:
> Richard Sandiford wrote:
>>
>> Andy H <[EMAIL PROTECTED]> writes:
If L_R_A does nothing with it,
the normal reload handling will first try:
(const:HI (plus:HI (symbol_ref:HI ("chk_fail_buf") (const_int 2
>>>
>>> This worke
Richard Sandiford wrote:
Andy H <[EMAIL PROTECTED]> writes:
If L_R_A does nothing with it,
the normal reload handling will first try:
(const:HI (plus:HI (symbol_ref:HI ("chk_fail_buf") (const_int 2
This worked just as your described after I added test of
reg_equiv_constant[] inside L_
[EMAIL PROTECTED] writes:
> I have copied Anatoly for comment, and I promise to revisit this again
> after reviewing reload capabilities.
Thanks.
Looking back, my message sounded like I was holding you personally
responsible for the current AVR macro. Didn't mean to do that ;)
Richard
May 2008 3:00 pm
Subject: Re: Help with reload and naked constant sum causing ICE
Andy H <[EMAIL PROTECTED]> writes:
If L_R_A does nothing with it,
the normal reload handling will first try:
(const:HI (plus:HI (symbol_ref:HI ("chk_fail_buf") (const_int 2
This worked just as
Andy H <[EMAIL PROTECTED]> writes:
>> If L_R_A does nothing with it,
>> the normal reload handling will first try:
>>
>> (const:HI (plus:HI (symbol_ref:HI ("chk_fail_buf") (const_int 2
>>
>
> This worked just as your described after I added test of
> reg_equiv_constant[] inside L_R_A .
>
If L_R_A does nothing with it,
the normal reload handling will first try:
(const:HI (plus:HI (symbol_ref:HI ("chk_fail_buf") (const_int 2
This worked just as your described after I added test of
reg_equiv_constant[] inside L_R_A .
So I guess that looks like the fix for bug I post
Thank you very much for reply. reload is such a lonely place!
TBH, it sounds like the opposite: LEGITIMIZE_RELOAD_ADDRESS should
not be handling this address at all.
Yes but reload will not do anything before call to L_R_A. So in practice
that would mean L_R_A has
to check reg_equiv_constant[re
Andy H <[EMAIL PROTECTED]> writes:
> I am am tracking down ICE bug in reload during global register allocation.
>
> I have managed to find root of problem but I am not sure how it should
> work correctly. I would appreciate anyones advise on this.
>
> ICE is from assert in push_reload to ensure
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