Re: [cxx-mem-model 2/2] arm: Install __sync libfuncs for Linux.

[Richard Henderson <rth@redhat.com>]

Ping 2.

r~

On 11/03/2011 04:24 PM, Richard Henderson wrote:
> Cc: Richard Earnshaw <richard.earnshaw@arm.com>
> ---
>  gcc/config/arm/arm.c |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
> index 5f0d562..9963faa 100644
> --- a/gcc/config/arm/arm.c
> +++ b/gcc/config/arm/arm.c
> @@ -1096,6 +1096,10 @@ arm_set_fixed_conv_libfunc (convert_optab optable, enum machine_mode to,
>  static void
>  arm_init_libfuncs (void)
>  {
> +  /* For Linux, we have access to kernel support for atomic operations.  */
> +  if (arm_abi == ARM_ABI_AAPCS_LINUX)
> +    init_sync_libfuncs (8);
> +
>    /* There are no special library functions unless we are using the
>       ARM BPABI.  */
>    if (!TARGET_BPABI)