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Re: [PATCH, ARM 7/7] Add support for ARMv8-M Mainline with DSP extension


Hi Thomas,

> *** bfd/ChangeLog ***
> 2015-11-10  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
>          (elf32_arm_merge_eabi_attributes): Add merging logic for
>          Tag_DSP_extension.
> 
> 
> *** binutils/ChangeLog ***
> 2015-11-10  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
>          * readelf.c (display_arm_attribute): Add output for Tag_DSP_extension.
>          (arm_attr_public_tags): Define DSP_extension attribute.
> 
> 
> *** gas/ChangeLog ***
> 2016-03-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
>          * config/tc-arm.c (arm_ext_dsp): New feature for Thumb DSP
>          instructions.
>          (arm_extensions): Add dsp extension for ARMv8-M Mainline.
>          (aeabi_set_public_attributes): Memorize the feature bits of the
>          architecture selected for Tag_CPU_arch.  Use it to set
>          Tag_DSP_extension to 1 for ARMv8-M Mainline with DSP extension.
>          (arm_convert_symbolic_attribute): Define Tag_DSP_extension.
>          * testsuite/gas/arm/arch7em-bad.d: Rename to ...
>          * testsuite/gas/arm/arch7em-bad-1.d: This.
>          * testsuite/gas/arm/arch7em-bad-2.d: New file.
>          * testsuite/gas/arm/arch7em-bad-3.d: Likewise.
>          * testsuite/gas/arm/archv8m-main-dsp-1.d: Likewise.
>          * testsuite/gas/arm/archv8m-main-dsp-2.d: Likewise.
>          * testsuite/gas/arm/archv8m-main-dsp-3.d: Likewise.
>          * testsuite/gas/arm/archv8m-main-dsp-4.d: Likewise.
>          * testsuite/gas/arm/archv8m-main-dsp-5.d: Likewise.
>          * testsuite/gas/arm/attr-march-armv8m.main.dsp.d: Likewise.
> 
> 
> *** include/elf/ChangeLog ***
> 2015-11-10  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
>          * arm.h (Tag_DSP_extension): Define.
> 
> 
> *** ld/ChangeLog ***
> 2016-03-07  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
>          * testsuite/ld-arm/arm-elf.exp (EABI attribute merging 10 (DSP)): New
>          test.
>          * testsuite/ld-arm/attr-merge-10b-dsp.s: New file.
>          * testsuite/ld-arm/attr-merge-10-dsp.attr: Likewise.
 
Approved - please apply - but ...

Please could you also add an entry to gas/NEWS mentioning the support for the new instructions.

Cheers
  Nick


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