From: Kyrylo Tkachov <kyrylo.tkachov@arm.com>
Date: Tue, 7 Apr 2020 17:10:02 +0000 (+0100)
Subject: [AArch64] PR target/94518: Fix memmodel index in aarch64_store_exclusive_pair
X-Git-Tag: embedded-9-2020q2~24
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=470626394ab7779cb663258048da821a502a1e82;p=thirdparty%2Fgcc.git

[AArch64] PR target/94518: Fix memmodel index in aarch64_store_exclusive_pair

2020-04-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/94518
        2019-09-23  Richard Sandiford  <richard.sandiford@arm.com>

        * config/aarch64/atomics.md (aarch64_store_exclusive_pair): Fix
        memmodel index.
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 86cc47cb78da..cc1a903cf473 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2020-04-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	PR target/94518
+	2019-09-23  Richard Sandiford  <richard.sandiford@arm.com>
+
+	* config/aarch64/atomics.md (aarch64_store_exclusive_pair): Fix
+	memmodel index.
+
 2020-04-07  Jakub Jelinek  <jakub@redhat.com>
 
 	PR target/94500
diff --git a/gcc/config/aarch64/atomics.md b/gcc/config/aarch64/atomics.md
index 590f82a4b14a..e7f3dad652f3 100644
--- a/gcc/config/aarch64/atomics.md
+++ b/gcc/config/aarch64/atomics.md
@@ -755,7 +755,7 @@
 	  UNSPECV_SX))]
   ""
   {
-    enum memmodel model = memmodel_from_int (INTVAL (operands[3]));
+    enum memmodel model = memmodel_from_int (INTVAL (operands[4]));
     if (is_mm_relaxed (model) || is_mm_consume (model) || is_mm_acquire (model))
       return "stxp\t%w0, %x2, %x3, %1";
     else