The following patch fixes all testsuite regressions on ia64 in
comparison with reload.
The patch was successfully bootstrapped on ia64 and x86/x86-64.
Committed as rev. 189235.
2012-07-03 Vladimir Makarov <vmaka...@redhat.com>
* lra-eliminations.c (lra_eliminate_regs_1): Use Pmode for
plus_constant calls.
(eliminate_regs_in_insn): Ditto.
Index: lra-eliminations.c
===================================================================
--- lra-eliminations.c (revision 189016)
+++ lra-eliminations.c (working copy)
@@ -304,12 +304,12 @@ lra_eliminate_regs_1 (rtx x, enum machin
if ((ep = get_elimination (regno)) != NULL)
{
rtx to = subst_p ? ep->to_rtx : ep->from_rtx;
-
+
if (update_p)
- return plus_constant (GET_MODE (x), to,
+ return plus_constant (Pmode, to,
ep->offset - ep->previous_offset);
else if (full_p)
- return plus_constant (GET_MODE (x), to, ep->offset);
+ return plus_constant (Pmode, to, ep->offset);
else
return to;
}
@@ -843,8 +843,7 @@ eliminate_regs_in_insn (rtx insn, bool r
rtx src;
offset -= (ep->offset - ep->previous_offset);
- src = plus_constant (GET_MODE (SET_SRC (old_set)),
- ep->to_rtx, offset);
+ src = plus_constant (Pmode, ep->to_rtx, offset);
/* First see if this insn remains valid when we
make the change. If not, keep the INSN_CODE
@@ -930,8 +929,7 @@ eliminate_regs_in_insn (rtx insn, bool r
before. */
if (offset == 0 || plus_src)
{
- rtx new_src = plus_constant (GET_MODE (XEXP (plus_cst_src, 0)),
- to_rtx, offset);
+ rtx new_src = plus_constant (GET_MODE (to_rtx), to_rtx, offset);
old_set = single_set (insn);
