diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/reload.c | 15 |
2 files changed, 12 insertions, 9 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 65a39a2..fb8152f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk> + + * reload.c (find_reloads_address_1): Generate reloads for auto_inc + pseudos that refer to the original pseudos, not only to their + equivalent memory locations. + Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes diff --git a/gcc/reload.c b/gcc/reload.c index 1737ac4..3fc2bfe 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -5276,21 +5276,18 @@ find_reloads_address_1 (mode, x, context, loc, opnum, type, ind_levels, insn) && ((*insn_data[icode].operand[1].predicate) (equiv, Pmode)))) { - loc = &XEXP (x, 0); + /* We use the original pseudo for loc, so that + emit_reload_insns() knows which pseudo this + reload refers to and updates the pseudo rtx, not + its equivalent memory location, as well as the + corresponding entry in reg_last_reload_reg. */ + loc = &XEXP (x_orig, 0); x = XEXP (x, 0); reloadnum = push_reload (x, x, loc, loc, (context ? INDEX_REG_CLASS : BASE_REG_CLASS), GET_MODE (x), GET_MODE (x), 0, 0, opnum, RELOAD_OTHER); - - /* If we created a new MEM based on reg_equiv_mem[REGNO], then - LOC above is part of the new MEM, not the MEM in INSN. - - We must also replace the address of the MEM in INSN. */ - if (&XEXP (x_orig, 0) != loc) - push_replacement (&XEXP (x_orig, 0), reloadnum, VOIDmode); - } else { |