Nios II Linux had a bad TLS relocation generated, exposed by the test case for PR 65771. A fix for this in nios2_legitimize_address() was tested and applied.
Chung-Lin 2015-09-22 Chung-Lin Tang <clt...@codesourcery.com> * config/nios2/nios2.c (nios2_legitimize_address): When handling 'reg + reloc' cases, allow first operand to be non-REG, and use force_reg() to enforce address pattern.
Index: nios2.c =================================================================== --- nios2.c (revision 227931) +++ nios2.c (working copy) @@ -2265,15 +2265,15 @@ Which will be output as '%tls_le(var+48)(r23)' in assembly. */ if (GET_CODE (x) == PLUS - && GET_CODE (XEXP (x, 0)) == REG && GET_CODE (XEXP (x, 1)) == CONST) { - rtx unspec, offset, reg = XEXP (x, 0); + rtx unspec, offset; split_const (XEXP (x, 1), &unspec, &offset); if (GET_CODE (unspec) == UNSPEC && !nios2_large_offset_p (XINT (unspec, 1)) && offset != const0_rtx) { + rtx reg = force_reg (Pmode, XEXP (x, 0)); unspec = copy_rtx (unspec); XVECEXP (unspec, 0, 0) = plus_constant (Pmode, XVECEXP (unspec, 0, 0), INTVAL (offset));