On 11/06/14 11:19, Charles Baylis wrote:
> 2014-05-22  Charles Baylis  <charles.bay...@linaro.org>
> 
>       * config/arm/bpabi.S (__aeabi_uldivmod, __aeabi_ldivmod): Add comment
>       describing register usage on function entry and exit.


OK.

R.
> ---
>  libgcc/config/arm/bpabi.S | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/libgcc/config/arm/bpabi.S b/libgcc/config/arm/bpabi.S
> index f47d715..ae76cd3 100644
> --- a/libgcc/config/arm/bpabi.S
> +++ b/libgcc/config/arm/bpabi.S
> @@ -122,6 +122,14 @@ ARM_FUNC_START aeabi_ulcmp
>  
>  #ifdef L_aeabi_ldivmod
>  
> +/* Perform 64 bit signed division.
> +   Inputs:
> +     r0:r1   numerator
> +     r2:r3   denominator
> +   Outputs:
> +     r0:r1   quotient
> +     r2:r3   remainder
> + */
>  ARM_FUNC_START aeabi_ldivmod
>       cfi_start       __aeabi_ldivmod, LSYM(Lend_aeabi_ldivmod)
>       test_div_by_zero        signed
> @@ -145,6 +153,14 @@ ARM_FUNC_START aeabi_ldivmod
>  
>  #ifdef L_aeabi_uldivmod
>  
> +/* Perform 64 bit signed division.
> +   Inputs:
> +     r0:r1   numerator
> +     r2:r3   denominator
> +   Outputs:
> +     r0:r1   quotient
> +     r2:r3   remainder
> + */
>  ARM_FUNC_START aeabi_uldivmod
>       cfi_start       __aeabi_uldivmod, LSYM(Lend_aeabi_uldivmod)
>       test_div_by_zero        unsigned
> 


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