[Patch] MIPS: Fix PR33479 Broken atomic memory primitives.

[David Daney]

Richard Sandiford wrote:
> David Daney <ddaney@avtrex.com> writes:
>   
>> 2007-09-22  David Daney  <ddaney@avtrex.com>
>>
>>     PR target/33479
>>     * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
>>     sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
>>     sync_old_nand<mode>, sync_new_nand<mode>,
>>     sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
>>     Update length attributes.
>>     (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
>>     sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
>>     length attributes.
>>     * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
>>     MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
>>     MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Rewrite.
>>     
>
> OK, thanks.  In the changelog, "Add post-loop sync." would be more
> descriptive than "Rewrite.".
>
>   
Committed with this ChangeLog:

2007-09-26  David Daney  <ddaney@avtrex.com>

    PR target/33479
    * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
    sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
    sync_old_nand<mode>, sync_new_nand<mode>,
    sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
    Update length attributes.
    (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
    sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
    length attributes.
    * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
    MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
    MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
    post-loop sync.