On 24/02/16 10:49, Kyrill Tkachov wrote:
> Hi all,
>
> This patch adds initial support for the Cortex-A32 core.
> It is an ARMv8-A core and this patch enables the -mcpu=cortex-a32 and
> -mtune=cortex-a32 options.
>
> The initial tunings are set to the same parameters as for Cortex-A35.
>
> Bootstrapped and tested on arm-none-linux-gnueabihf together with a
> binutils
> suitably patched to recognise -mcpu=cortex-a32 and the respective .cpu
> directive
> (https://sourceware.org/ml/binutils/2016-02/msg00345.html)
> The build was configured with --with-cpu=cortex-a32 --with-mode=thumb
> --with-fpu=neon-fp-armv8 --with-float=hard
>
> Ok for trunk?
>
> Thanks,
> Kyrill
>
> 2016-02-24 Kyrylo Tkachov <kyrylo.tkac...@arm.com>
>
> * config/arm/arm-cores.def (cortex-a32): New entry.
> * config/arm/arm-tables.opt: Regenerate.
> * config/arm/arm-tune.md: Regenerate.
> * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
> * config/arm/t-aprofile: Handle mcpu=cortex-a32.
> * doc/invoke.texi (ARM Options): Document cortex-a32 as value
> for -mcpu and -mtune.
>
OK.
R.
> cortex-a32-gcc.patch
>
>
> diff --git a/gcc/config/arm/arm-cores.def b/gcc/config/arm/arm-cores.def
> index
> 6538861898689e64a3554f709c5a3355cffad187..b61b7f82b68d3b1f42ee5e22b537fb69392ce337
> 100644
> --- a/gcc/config/arm/arm-cores.def
> +++ b/gcc/config/arm/arm-cores.def
> @@ -165,6 +165,7 @@ ARM_CORE("cortex-a15.cortex-a7", cortexa15cortexa7,
> cortexa7, 7A, ARM_FSET_MAKE_
> ARM_CORE("cortex-a17.cortex-a7", cortexa17cortexa7, cortexa7, 7A,
> ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_THUMB_DIV | FL_ARM_DIV | FL_FOR_ARCH7A),
> cortex_a12)
>
> /* V8 Architecture Processors */
> +ARM_CORE("cortex-a32", cortexa32, cortexa53, 8A,
> ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_CRC32 | FL_FOR_ARCH8A), cortex_a35)
> ARM_CORE("cortex-a35", cortexa35, cortexa53, 8A,
> ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_CRC32 | FL_FOR_ARCH8A), cortex_a35)
> ARM_CORE("cortex-a53", cortexa53, cortexa53, 8A,
> ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_CRC32 | FL_FOR_ARCH8A), cortex_a53)
> ARM_CORE("cortex-a57", cortexa57, cortexa57, 8A,
> ARM_FSET_MAKE_CPU1 (FL_LDSCHED | FL_CRC32 | FL_FOR_ARCH8A), cortex_a57)
> diff --git a/gcc/config/arm/arm-tables.opt b/gcc/config/arm/arm-tables.opt
> index
> 6d6ee96828146fe076a6a1ee285f6a1d578b6c85..4b7522cb7afd189dc7edda1bb824b3ae509756b4
> 100644
> --- a/gcc/config/arm/arm-tables.opt
> +++ b/gcc/config/arm/arm-tables.opt
> @@ -304,6 +304,9 @@ EnumValue
> Enum(processor_type) String(cortex-a17.cortex-a7) Value(cortexa17cortexa7)
>
> EnumValue
> +Enum(processor_type) String(cortex-a32) Value(cortexa32)
> +
> +EnumValue
> Enum(processor_type) String(cortex-a35) Value(cortexa35)
>
> EnumValue
> diff --git a/gcc/config/arm/arm-tune.md b/gcc/config/arm/arm-tune.md
> index
> 1c842180cee6afd7a560ef51b63632bb0f83b932..b66344a838e0579ea687dabc4e4b6343f16705ad
> 100644
> --- a/gcc/config/arm/arm-tune.md
> +++ b/gcc/config/arm/arm-tune.md
> @@ -32,7 +32,8 @@ (define_attr "tune"
> cortexr4f,cortexr5,cortexr7,
> cortexm7,cortexm4,cortexm3,
> marvell_pj4,cortexa15cortexa7,cortexa17cortexa7,
> - cortexa35,cortexa53,cortexa57,
> - cortexa72,exynosm1,qdf24xx,
> - xgene1,cortexa57cortexa53,cortexa72cortexa53"
> + cortexa32,cortexa35,cortexa53,
> + cortexa57,cortexa72,exynosm1,
> + qdf24xx,xgene1,cortexa57cortexa53,
> + cortexa72cortexa53"
> (const (symbol_ref "((enum attr_tune) arm_tune)")))
> diff --git a/gcc/config/arm/bpabi.h b/gcc/config/arm/bpabi.h
> index
> 82128ef0735bb4b223908b2393a46d97e020156b..5d6c4ed51eac2d136871b52d87faefc2ebaa4a43
> 100644
> --- a/gcc/config/arm/bpabi.h
> +++ b/gcc/config/arm/bpabi.h
> @@ -68,6 +68,7 @@
> |mcpu=cortex-a15.cortex-a7 \
> |mcpu=cortex-a17.cortex-a7 \
> |mcpu=marvell-pj4 \
> + |mcpu=cortex-a32 \
> |mcpu=cortex-a35 \
> |mcpu=cortex-a53 \
> |mcpu=cortex-a57 \
> diff --git a/gcc/config/arm/t-aprofile b/gcc/config/arm/t-aprofile
> index
> 609570643cab23ff699d48a0ea0ee3f991b71c85..b0ecc2fe45da581b6f1cf1a3e1aea7d428c0e533
> 100644
> --- a/gcc/config/arm/t-aprofile
> +++ b/gcc/config/arm/t-aprofile
> @@ -86,6 +86,7 @@ MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a12
> MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a17
> MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a15.cortex-a7
> MULTILIB_MATCHES += march?armv7ve=mcpu?cortex-a17.cortex-a7
> +MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a32
> MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a35
> MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a53
> MULTILIB_MATCHES += march?armv8-a=mcpu?cortex-a57
> diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
> index
> 0a2a6f45d7cf916a84dc48b6885cf04d43b12d8a..e6b52b4a4b59cbda59b3a8fc25e9bab2f25934c5
> 100644
> --- a/gcc/doc/invoke.texi
> +++ b/gcc/doc/invoke.texi
> @@ -13874,8 +13874,8 @@ Permissible names are: @samp{arm2}, @samp{arm250},
> @samp{arm1156t2-s}, @samp{arm1156t2f-s}, @samp{arm1176jz-s},
> @samp{arm1176jzf-s},
> @samp{generic-armv7-a}, @samp{cortex-a5}, @samp{cortex-a7}, @samp{cortex-a8},
> @samp{cortex-a9}, @samp{cortex-a12}, @samp{cortex-a15}, @samp{cortex-a17},
> -@samp{cortex-a35}, @samp{cortex-a53}, @samp{cortex-a57}, @samp{cortex-a72},
> -@samp{cortex-r4},
> +@samp{cortex-a32}, @samp{cortex-a35}, @samp{cortex-a53}, @samp{cortex-a57},
> +@samp{cortex-a72}, @samp{cortex-r4},
> @samp{cortex-r4f}, @samp{cortex-r5}, @samp{cortex-r7}, @samp{cortex-m7},
> @samp{cortex-m4},
> @samp{cortex-m3},
>
