[v7,13/13] Documentation for ARC port

Message ID 20200615201441.31820-14-vgupta@synopsys.com
State Superseded
Headers show
Series
  • glibc port to ARC processors
Related show

Commit Message

---
 NEWS                | 11 +++++++++++
 README              |  1 +
 manual/install.texi |  4 ++++
 3 files changed, 16 insertions(+)

-- 
2.20.1

Comments

On 15/06/2020 17:14, Vineet Gupta via Libc-alpha wrote:
> ---

>  NEWS                | 11 +++++++++++

>  README              |  1 +

>  manual/install.texi |  4 ++++


LGTM, thanks.

Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>


>  3 files changed, 16 insertions(+)

> 

> diff --git a/NEWS b/NEWS

> index a660fc59a89e..db65fea8b6ec 100644

> --- a/NEWS

> +++ b/NEWS

> @@ -15,6 +15,17 @@ Major new features:

>  

>  * New locale added: ckb_IQ (Kurdish/Sorani spoken in Iraq)

>  

> +* Support for Synopsys ARC HS cores (ARCv2 ISA) running Linux has been

> +  added. This port requires at least binutils-2.32, gcc-8.3 and Linux-5.1.

> +  Three ABIs are supported:

> +

> +     - arc-linux-gnu

> +     - arc-linux-gnuhf

> +     - arceb-linux-gnu

> +

> +  The arc* ABI is little-endian while arceb is big-endian. All ABIs use

> +  64-bit time (y2038 safe) and 64-bit file offsets (LFS default).

> +

>  * The GNU C Library now loads audit modules listed in the DT_AUDIT and

>    DT_DEPAUDIT dynamic section entries of the main executable.

>  


Ok.

> diff --git a/README b/README

> index 31c5da0405bd..903f07e4840a 100644

> --- a/README

> +++ b/README

> @@ -24,6 +24,7 @@ The GNU C Library supports these configurations for using Linux kernels:

>  

>  	aarch64*-*-linux-gnu

>  	alpha*-*-linux-gnu

> +	arc*-*-linux-gnu

>  	arm-*-linux-gnueabi

>  	csky-*-linux-gnuabiv2

>  	hppa-*-linux-gnu


Ok.

> diff --git a/manual/install.texi b/manual/install.texi

> index c1e49a94fed3..74cb90a91331 100644

> --- a/manual/install.texi

> +++ b/manual/install.texi

> @@ -522,6 +522,8 @@ Library with support for IEEE long double.

>  @c powerpc64le performs an autoconf test to verify the compiler compiles with

>  @c commands like "$CC -c foo.c -mabi=ibmlongdouble -mlong-double-128".

>  

> +For ARC architecture builds, GCC 8.3 or higher is needed.

> +

>  For multi-arch support it is recommended to use a GCC which has been built with

>  support for GNU indirect functions.  This ensures that correct debugging

>  information is generated for functions selected by IFUNC resolvers.  This

> @@ -547,6 +549,8 @@ For PowerPC 64-bits little-endian (powerpc64le), @command{objcopy} is required

>  to support @option{--update-section}.  This option requires binutils 2.26 or

>  newer.

>  

> +ARC architecture needs @code{binutils} 2.32 or higher for TLS related fixes.

> +

>  @item

>  GNU @code{texinfo} 4.7 or later

>  

> 


Ok.

Patch

diff --git a/NEWS b/NEWS
index a660fc59a89e..db65fea8b6ec 100644
--- a/NEWS
+++ b/NEWS
@@ -15,6 +15,17 @@  Major new features:
 
 * New locale added: ckb_IQ (Kurdish/Sorani spoken in Iraq)
 
+* Support for Synopsys ARC HS cores (ARCv2 ISA) running Linux has been
+  added. This port requires at least binutils-2.32, gcc-8.3 and Linux-5.1.
+  Three ABIs are supported:
+
+     - arc-linux-gnu
+     - arc-linux-gnuhf
+     - arceb-linux-gnu
+
+  The arc* ABI is little-endian while arceb is big-endian. All ABIs use
+  64-bit time (y2038 safe) and 64-bit file offsets (LFS default).
+
 * The GNU C Library now loads audit modules listed in the DT_AUDIT and
   DT_DEPAUDIT dynamic section entries of the main executable.
 
diff --git a/README b/README
index 31c5da0405bd..903f07e4840a 100644
--- a/README
+++ b/README
@@ -24,6 +24,7 @@  The GNU C Library supports these configurations for using Linux kernels:
 
 	aarch64*-*-linux-gnu
 	alpha*-*-linux-gnu
+	arc*-*-linux-gnu
 	arm-*-linux-gnueabi
 	csky-*-linux-gnuabiv2
 	hppa-*-linux-gnu
diff --git a/manual/install.texi b/manual/install.texi
index c1e49a94fed3..74cb90a91331 100644
--- a/manual/install.texi
+++ b/manual/install.texi
@@ -522,6 +522,8 @@  Library with support for IEEE long double.
 @c powerpc64le performs an autoconf test to verify the compiler compiles with
 @c commands like "$CC -c foo.c -mabi=ibmlongdouble -mlong-double-128".
 
+For ARC architecture builds, GCC 8.3 or higher is needed.
+
 For multi-arch support it is recommended to use a GCC which has been built with
 support for GNU indirect functions.  This ensures that correct debugging
 information is generated for functions selected by IFUNC resolvers.  This
@@ -547,6 +549,8 @@  For PowerPC 64-bits little-endian (powerpc64le), @command{objcopy} is required
 to support @option{--update-section}.  This option requires binutils 2.26 or
 newer.
 
+ARC architecture needs @code{binutils} 2.32 or higher for TLS related fixes.
+
 @item
 GNU @code{texinfo} 4.7 or later