From: Jakub Jelinek <jakub@redhat.com>
Date: Fri, 27 Sep 2019 15:48:51 +0000 (+0200)
Subject: re PR target/91919 (arm-linux-eabi ICE with building kernel)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=88e032f105da53ef628f0eecd1f5a6fc372d022b;p=gcc.git

re PR target/91919 (arm-linux-eabi ICE with building kernel)

	PR target/91919
	* config/arm/arm.md (<US>mlal): Remove SE wrappers around operands
	of SImode MULT.

	* gcc.c-torture/compile/pr91919.c: New.test

From-SVN: r276183
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0258bfc43ad..8e4e143edc4 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-09-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/91919
+	* config/arm/arm.md (<US>mlal): Remove SE wrappers around operands
+	of SImode MULT.
+
 2019-09-27  Richard Biener  <rguenther@suse.de>
 
 	* tree-vectorizer.h (_stmt_vec_info::reduc_fn): New.
diff --git a/gcc/config/arm/arm.md b/gcc/config/arm/arm.md
index d3ee59a37ad..f861c72ccfc 100644
--- a/gcc/config/arm/arm.md
+++ b/gcc/config/arm/arm.md
@@ -1812,8 +1812,8 @@
   [(set (match_operand:SI 0 "s_register_operand" "=r,&r")
 	(plus:SI
 	 (mult:SI
-	  (SE:DI (match_operand:SI 4 "s_register_operand" "%r,r"))
-	  (SE:DI (match_operand:SI 5 "s_register_operand" "r,r")))
+	  (match_operand:SI 4 "s_register_operand" "%r,r")
+	  (match_operand:SI 5 "s_register_operand" "r,r"))
 	 (match_operand:SI 1 "s_register_operand" "0,0")))
    (set (match_operand:SI 2 "s_register_operand" "=r,&r")
 	(plus:SI
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index d53d67afbe4..8386c33770b 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2019-09-27  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/91919
+	* gcc.c-torture/compile/pr91919.c: New.test
+
 2019-09-27  Manfred Schwarb  <manfred99@gmx.ch>
 
 	* gfortran.dg/associate_48.f90: Fix a dg directive.
diff --git a/gcc/testsuite/gcc.c-torture/compile/pr91919.c b/gcc/testsuite/gcc.c-torture/compile/pr91919.c
new file mode 100644
index 00000000000..9d0c95ea061
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/compile/pr91919.c
@@ -0,0 +1,7 @@
+/* PR target/91919 */
+
+unsigned int
+foo (unsigned int x, int y)
+{
+  return (x * 3355443200ULL + (y * 1801439851ULL >> 29) >> 25);
+}