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authorStuart Henderson <shenders@gcc.gnu.org>2012-02-27 14:30:44 +0000
committerStuart Henderson <shenders@gcc.gnu.org>2012-02-27 14:30:44 +0000
commit2662a82152143f876bdd7bab4c0e0ffddf942093 (patch)
tree2beea161b94caff32fa25092bf6a11b00077ab5e /gcc
parentcc2de92d5a4fbc66cbcfd1c9187c4ebecc4f46b3 (diff)
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ifcvt.c (noce_get_condition): Check condition variable is not small_register_classes_for_mode_p before accepting.
2012-02-27 Stuart Henderson <shenders@gcc.gnu.org> * ifcvt.c (noce_get_condition): Check condition variable is not small_register_classes_for_mode_p before accepting. From-SVN: r184599
Diffstat (limited to 'gcc')
-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/ifcvt.c4
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 54e1128..abc17a1 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2012-02-27 Stuart Henderson <shenders@gcc.gnu.org>
+
+ * ifcvt.c (noce_get_condition): Check condition variable is not
+ small_register_classes_for_mode_p before accepting.
+
2012-02-27 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.md (*movabs<mode>_1): Fix operand 1 constraints.
diff --git a/gcc/ifcvt.c b/gcc/ifcvt.c
index 8d81c89..e4e13ab 100644
--- a/gcc/ifcvt.c
+++ b/gcc/ifcvt.c
@@ -2295,7 +2295,9 @@ noce_get_condition (rtx jump, rtx *earliest, bool then_else_reversed)
cond = XEXP (SET_SRC (set), 0);
tmp = XEXP (cond, 0);
- if (REG_P (tmp) && GET_MODE_CLASS (GET_MODE (tmp)) == MODE_INT)
+ if (REG_P (tmp) && GET_MODE_CLASS (GET_MODE (tmp)) == MODE_INT
+ && (GET_MODE (tmp) != BImode
+ || !targetm.small_register_classes_for_mode_p (BImode)))
{
*earliest = jump;