2014-12-04 Yvan Roux <yvan.roux@linaro.org>
- Backport from trunk r217026.
- 2014-11-03 Zhenqiang Chen <zhenqiang.chen@arm.com>
-
- * ifcvt.c (noce_emit_cmove, noce_get_alt_condition, noce_get_condition):
- Allow CC mode if HAVE_cbranchcc4.
-
-2014-12-04 Yvan Roux <yvan.roux@linaro.org>
-
Backport from trunk r217014.
2014-11-02 Michael Collison <michael.collison@linaro.org>
end_sequence ();
}
- /* Don't even try if the comparison operands are weird
- except that the target supports cbranchcc4. */
+ /* Don't even try if the comparison operands are weird. */
if (! general_operand (cmp_a, GET_MODE (cmp_a))
|| ! general_operand (cmp_b, GET_MODE (cmp_b)))
- {
-#if HAVE_cbranchcc4
- if (GET_MODE_CLASS (GET_MODE (cmp_a)) != MODE_CC
- || cmp_b != const0_rtx)
-#endif
- return NULL_RTX;
- }
+ return NULL_RTX;
#if HAVE_conditional_move
unsignedp = (code == LTU || code == GEU
{
rtx cond, set, insn;
int reverse;
- int allow_cc_mode = false;
-#if HAVE_cbranchcc4
- allow_cc_mode = true;
-#endif
-
/* If target is already mentioned in the known condition, return it. */
if (reg_mentioned_p (target, if_info->cond))
}
cond = canonicalize_condition (if_info->jump, cond, reverse,
- earliest, target, allow_cc_mode, true);
+ earliest, target, false, true);
if (! cond || ! reg_mentioned_p (target, cond))
return NULL;
{
rtx cond, set, tmp;
bool reverse;
- int allow_cc_mode = false;
-#if HAVE_cbranchcc4
- allow_cc_mode = true;
-#endif
if (! any_condjump_p (jump))
return NULL_RTX;
/* Otherwise, fall back on canonicalize_condition to do the dirty
work of manipulating MODE_CC values and COMPARE rtx codes. */
tmp = canonicalize_condition (jump, cond, reverse, earliest,
- NULL_RTX, allow_cc_mode, true);
+ NULL_RTX, false, true);
/* We don't handle side-effects in the condition, like handling
REG_INC notes and making sure no duplicate conditions are emitted. */