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From 9b1d9f15e7ecfd7d27a2bb878efb6577741eecaa Mon Sep 17 00:00:00 2001
From: Sam James <sam@gentoo.org>
Date: Sun, 18 Feb 2024 22:58:51 +0000
Subject: [PATCH] arm: fix inconsistency between atomic patterns and expected
attributes
Apply workaround patch from Andrew Pinski at https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113915#c9.
Bug: https://gcc.gnu.org/PR113915
Bug: https://bugs.gentoo.org/924237
---
gcc/config/arm/arm.cc | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/gcc/config/arm/arm.cc b/gcc/config/arm/arm.cc
index 1cd69268ee98..9f0d2405b905 100644
--- a/gcc/config/arm/arm.cc
+++ b/gcc/config/arm/arm.cc
@@ -25614,11 +25614,12 @@ arm_final_prescan_insn (rtx_insn *insn)
case INSN:
/* Instructions using or affecting the condition codes make it
- fail. */
+ fail or ones which cannot be predicable. */
scanbody = PATTERN (this_insn);
if (!(GET_CODE (scanbody) == SET
|| GET_CODE (scanbody) == PARALLEL)
- || get_attr_conds (this_insn) != CONDS_NOCOND)
+ || get_attr_conds (this_insn) != CONDS_NOCOND
+ || get_attr_predicable (this_insn) != PREDICABLE_YES)
fail = TRUE;
break;
--
2.43.2
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