Re: [PATCH 10/27] [AARCH64] Detect ILP32 in configure scripts.

From	Joseph Myers <joseph@codesourcery.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH 10/27] [AARCH64] Detect ILP32 in configure scripts.
Date	2016-06-21 13:30 +0200
Message-ID	<rMs2t-5aD-1@gated-at.bofh.it> (permalink)
References	<rMoBA-2OV-31@gated-at.bofh.it> <rMoUX-3cQ-45@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Tue, 21 Jun 2016, Yury Norov wrote:

> diff --git a/sysdeps/aarch64/preconfigure b/sysdeps/aarch64/preconfigure
> index d9bd1f8..4bcd8e3 100644
> --- a/sysdeps/aarch64/preconfigure
> +++ b/sysdeps/aarch64/preconfigure
> @@ -1,6 +1,15 @@
>  case "$machine" in
>  aarch64*)
>  	base_machine=aarch64
> -	machine=aarch64
> +	case "$CC $CFLAGS $CPPFLAGS " in
> +		*" -mabi=ilp32 "*) aarch64_config_abi=ilp32 ;;
> +		*" -mabi=lp64 "*) aarch64_config_abi=lp64 ;;
> +		*) aarch64_config_abi=default ;;

My comments in 
<https://sourceware.org/ml/libc-alpha/2014-10/msg00639.html> still apply: 
test how the compiler behaves instead.

> +if test $aarch64_config_abi = ilp32; then
> +  arch_minimum_kernel=3.19.0

My comments in 
<https://sourceware.org/ml/libc-alpha/2014-10/msg00639.html> still apply: 
use 10.0.0 until the corresponding kernel support is in, then change to 
the actual kernel version with the support.

-- 
Joseph S. Myers
joseph@codesourcery.com

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Re: [PATCH 10/27] [AARCH64] Detect ILP32 in configure scripts. Joseph Myers <joseph@codesourcery.com> - 2016-06-21 13:30 +0200

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