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Re: [PATCH 10/10 GAS/ARM] Add support for ARM Cortex-R52 processor


On 21/06/17 11:16, Thomas Preudhomme wrote:
> Hi,
> 
> === Context ===
> 
> This patch is part of a patch series to add support for ARMv8-R
> architecture. Its purpose is to add support for ARM Cortex-R52
> processor.
> 
> === Patch description ===
> 
> This patch adds support for Cortex-R52 as an ARMv8-R processor with CRC
> extensions.
> 
> ChangeLog entry is as follows:
> 
> *** gas/ChangeLog ***
> 
> 2017-01-31  Thomas Preud'homme  <thomas.preudhomme@arm.com>
> 
>     * NEWS: Mention support of ARM Cortex-R52 processor.
>     * config/tc-arm.c (arm_cpus): Add entry for ARM Cortex-R52 processor.
>     * doc/c-arm.texi: Mention support for -mcpu=cortex-r52.
> 
> === Testing ===
> 
> Testsuite shows no regression when run for arm-none-eabi targets.
> 
> Is this ok for master branch?
> 
> Best regards,
> 
> Thomas
> 
> 10_add_cortex-r52_support.patch
> 
> 
> diff --git a/gas/NEWS b/gas/NEWS
> index 1897502078d387db0eb5a28c45a945c6a89b42be..cca9c3ac24b7edbcd438620e49a5e7c96a2fa1be 100644
> --- a/gas/NEWS
> +++ b/gas/NEWS
> @@ -10,7 +10,7 @@ Changes in 2.28:
>  
>  * Add support for the RISC-V architecture.
>  
> -* Add support for the ARM Cortex-M23 and Cortex-M33 processors.
> +* Add support for the ARM Cortex-M23, Cortex-M33 and Cortex-r52 processors.
>  
>  * Support for the ARMv8-R architecture has been added to the ARM port.
>  
> diff --git a/gas/config/tc-arm.c b/gas/config/tc-arm.c
> index 8f6ea96f56f974ea6252892ff0d7399e5fb47537..737cd66896930999999c5f97ee1e490ec77ae0e9 100644
> --- a/gas/config/tc-arm.c
> +++ b/gas/config/tc-arm.c
> @@ -25742,6 +25742,9 @@ static const struct arm_cpu_option_table arm_cpus[] =
>    ARM_CPU_OPT ("cortex-r8",	  "Cortex-R8",	       ARM_ARCH_V7R,
>  	       ARM_FEATURE_CORE_LOW (ARM_EXT_ADIV),
>  	       FPU_ARCH_VFP_V3D16),
> +  ARM_CPU_OPT ("cortex-r52",	  "Cortex-R52",	       ARM_ARCH_V8R,
> +	      ARM_FEATURE_COPROC (CRC_EXT_ARMV8),
> +	      FPU_ARCH_NEON_VFP_ARMV8),
>    ARM_CPU_OPT ("cortex-m33",	  "Cortex-M33",	       ARM_ARCH_V8M_MAIN,
>  	       ARM_FEATURE_CORE_LOW (ARM_EXT_V5ExP | ARM_EXT_V6_DSP),
>  	       FPU_NONE),
> diff --git a/gas/doc/c-arm.texi b/gas/doc/c-arm.texi
> index 596c8af90ca15f85a63f177151e3463b4f635315..455223cbeeece01dacb01f9c33a20d833d940d1d 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-52},

cortex-r52

>  @code{cortex-m33},
>  @code{cortex-m23},
>  @code{cortex-m7},
> 

OK with that change.

R.


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