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Re: [PATCH, AArch64] [4.9] Handle SYMBOL_SMALL_TPREL appropriately


On 20/02/15 04:14, Hurugalawadi, Naveen wrote:
> Hi Marcus,
> 
>>> The handling of SYMBOL_SMALL_TPREL is present in 4.9 and very clearly
>>> has exactly the same issue.
> 
> Please find attached the patch ported for gcc-4.9.
> 
> Please review the patch and let us know if its okay?
> Regression tested on aarch64-elf.
> 
> Thanks,
> Naveen
> 
> 
> 2015-02-20  Andrew Pinski  <apinski@cavium.com>
>                     Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
> 
>         * config/aarch64/aarch64.c (*aarch64_load_symref_appropriately):
>         Check whether the destination of SYMBOL_SMALL_TPREL is Pmode.
> 

OK.

R.

> 
> symbolref_ilp32.patch
> 
> 
> Index: gcc/config/aarch64/aarch64.c
> ===================================================================
> --- gcc/config/aarch64/aarch64.c	(revision 220806)
> +++ gcc/config/aarch64/aarch64.c	(working copy)
> @@ -659,6 +659,10 @@
>      case SYMBOL_SMALL_TPREL:
>        {
>  	rtx tp = aarch64_load_tp (NULL);
> +
> +	if (GET_MODE (dest) != Pmode)
> +	  tp = gen_lowpart (GET_MODE (dest), tp);
> +
>  	emit_insn (gen_tlsle_small (dest, tp, imm));
>  	set_unique_reg_note (get_last_insn (), REG_EQUIV, imm);
>  	return;
> 


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