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

[Hurugalawadi, Naveen]

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  <apin...@cavium.com>
                    Naveen H.S  <naveen.hurugalaw...@caviumnetworks.com>

        * config/aarch64/aarch64.c (*aarch64_load_symref_appropriately):
        Check whether the destination of SYMBOL_SMALL_TPREL is Pmode.
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;