[PATCH, gas/ARM] Add support for Cortex-M23

Richard Earnshaw (lists) Richard.Earnshaw@arm.com
Mon Oct 31 13:45:00 GMT 2016


On 28/10/16 15:32, Thomas Preudhomme wrote:
> On 27/10/16 13:44, Richard Earnshaw (lists) wrote:
>> OK.  Don't forget to update the NEWS file.
> 
> I wasn't sure I should. I didn't see any entry for new processor support
> in the NEWS file. It seems we (ARM but also the community in general I
> think) only mention architecture.
> 
> I'm happy to change our behavior (and I think it makes sense to announce
> any interface change) but I just want an extra confirmation from you:

OK, I'd missed that we don't normally mention CPU names.  I'll let Nick
make the call on which version he wants (NEWS or no-NEWS).

R.

> 
> *** gas/ChangeLog ***
> 
> 2016-10-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
>         * config/tc-arm.c (cortex-m23): Declare new processor.
>         * doc/c-arm.texi (-mcpu ARM command line option): Document new
>         Cortex-M23 processor.
>         * NEWS: Mention Cortex-M23 support.
> 
> 
> Ok for master?
> 
> Best regards,
> 
> Thomas
> 
> add_gas_cortex-m23_support.patch
> 
> 
> diff --git a/gas/NEWS b/gas/NEWS
> index 2dd2245d6e7fd762d02c7bbeff11aab7e536ecb5..a2a62563f867edf26462a08a23950b179710d288 100644
> --- a/gas/NEWS
> +++ b/gas/NEWS
> @@ -1,5 +1,9 @@
>  -*- text -*-
>  
> +Changes in 2.28:
> +
> +* Add support for the Cortex-M23 processor.
> +
>  Changes in 2.27:
>  
>  * Default to --enable-compressed-debug-sections=gas for Linux/x86 targets.
> diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
> index 73f8396396ff85276dc5bc92f79764d6d194b3d3..69dfe989133cbdc12f2da9d2864e6788eace3353 100644
> --- a/gas/config/tc-arm.c
> +++ b/gas/config/tc-arm.c
> @@ -25406,6 +25406,8 @@ static const struct arm_cpu_option_table arm_cpus[] =
>    ARM_CPU_OPT ("cortex-r8",	ARM_ARCH_V7R_IDIV,
>  						 FPU_ARCH_VFP_V3D16,
>  								  "Cortex-R8"),
> +  ARM_CPU_OPT ("cortex-m23",	ARM_ARCH_V8M_BASE,
> +						 FPU_NONE,	  "Cortex-M23"),
>    ARM_CPU_OPT ("cortex-m7",	ARM_ARCH_V7EM,	 FPU_NONE,	  "Cortex-M7"),
>    ARM_CPU_OPT ("cortex-m4",	ARM_ARCH_V7EM,	 FPU_NONE,	  "Cortex-M4"),
>    ARM_CPU_OPT ("cortex-m3",	ARM_ARCH_V7M,	 FPU_NONE,	  "Cortex-M3"),
> diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi
> index 0cf7390dc5f28dc34b33c377ff59f06f5aee2a89..565ef73250e957e2da11cc261ec9d4b5ccb9c7c2 100644
> --- a/gas/doc/c-arm.texi
> +++ b/gas/doc/c-arm.texi
> @@ -131,6 +131,7 @@ recognized:
>  @code{cortex-r5},
>  @code{cortex-r7},
>  @code{cortex-r8},
> +@code{cortex-m23},
>  @code{cortex-m7},
>  @code{cortex-m4},
>  @code{cortex-m3},
> 



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