Vladimir Makarov <vmaka...@redhat.com> writes: > The following patch fixes > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81481 > > The patch was bootstrapped and tested on x86-64. > > Committed as rev. 253300. > > > Index: ira-costs.c > =================================================================== > --- ira-costs.c (revision 253253) > +++ ira-costs.c (working copy) > @@ -1471,7 +1471,10 @@ scan_one_insn (rtx_insn *insn) > && targetm.legitimate_constant_p (GET_MODE (SET_DEST (set)), > XEXP (note, 0)) > && REG_N_SETS (REGNO (SET_DEST (set))) == 1)) > - && general_operand (SET_SRC (set), GET_MODE (SET_SRC (set)))) > + && general_operand (SET_SRC (set), GET_MODE (SET_SRC (set))) > + /* LRA does not use equiv with a symbol for PIC code. */ > + && (! ira_use_lra_p || ! pic_offset_table_rtx > + || ! contains_symbol_ref_p (XEXP (note, 0)))) > { > enum reg_class cl = GENERAL_REGS; > rtx reg = SET_DEST (set);
I don't think this is the right test for PICness. Most targets have an unconditional pic_offset_table_rtx. Richard
