[PATCH/ARM] To emit warnings for unpredictable behaviour of LDRD/STRD in Thumb-2

Richard Earnshaw rearnsha@arm.com
Wed Dec 7 15:40:00 GMT 2011


On 07/12/11 15:37, Sameera Deshpande wrote:
> Hi,
> 
> Please find attached the patch which emits warning for
> unpredictable behaviour of LDRD/STRD instruction for Thumb-2.
> A new testcase is added for the same.
> 
> gas/ChangeLog:
> 2011-12-07  Sameera Deshpande  <sameera.deshpande@arm.com>
> 
>         * config/tc-arm.c (do_t_ldstd): Warn for unpredictable cases.
> 
> 
> gas/testsuite/Changelog:
> 2011-12-06  Sameera Deshpande  <sameera.deshpande@arm.com>
> 
>         * gas/arm/thumb2_ldstd_unpredictable.d: New testcase.
>         * gas/arm/thumb2_ldstd_unpredictable.l: Likewise.
>         * gas/arm/thumb2_ldstd_unpredictable.s: Likewise.
>         * gas/testsuite/gas/arm/sp-pc-validations-bad-t.l: Update
> testcase.
>         * gas/testsuite/gas/arm/sp-pc-validations-bad-t.s: Likewise.
> 

OK.

R.



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