From 88e032f105da53ef628f0eecd1f5a6fc372d022b Mon Sep 17 00:00:00 2001
From: Jakub Jelinek <jakub@redhat.com>
Date: Fri, 27 Sep 2019 17:48:51 +0200
Subject: [PATCH] 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
---
gcc/ChangeLog | 6 ++++++
gcc/config/arm/arm.md | 4 ++--
gcc/testsuite/ChangeLog | 5 +++++
gcc/testsuite/gcc.c-torture/compile/pr91919.c | 7 +++++++
4 files changed, 20 insertions(+), 2 deletions(-)
create mode 100644 gcc/testsuite/gcc.c-torture/compile/pr91919.c
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0258bfc43ad9..8e4e143edc4e 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 d3ee59a37ade..f861c72ccfc8 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 d53d67afbe48..8386c33770b4 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 000000000000..9d0c95ea0618
--- /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);
+}
--
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