1 files changed, 72 insertions, 0 deletions
diff --git a/sim/testsuite/sim/pru/dram.s b/sim/testsuite/sim/pru/dram.s
new file mode 100644
index 00000000000..fd79ba783ee
--- /dev/null
+++ b/sim/testsuite/sim/pru/dram.s
@@ -0,0 +1,72 @@
+# Check that DRAM memory access works.
+# mach: pru
+
+# Copyright (C) 2016-2019 Free Software Foundation, Inc.
+# Contributed by Dimitar Dimitrov <dimitar@dinux.eu>
+#
+# This file is part of the GNU simulators.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+.include "testutils.inc"
+
+	start
+
+	fill r20, 16
+	ldi r10, 0
+	not r10, r10
+	qbne F, r20, r10
+	qbne F, r21, r10
+	qbne F, r22, r10
+	qbne F, r23, r10
+
+	zero r20, 16
+	qbne F, r20, 0
+	qbne F, r21, 0
+	qbne F, r22, 0
+	qbne F, r23, 0
+
+	ldi r0, testarray
+	lbbo &r20, r0, 0, 7
+	qbne F, r20.b0, 0x01
+	qbne F, r20.b1, 0x23
+	qbne F, r20.b2, 0x45
+	qbne F, r20.b3, 0x67
+	qbne F, r21.b0, 0x89
+	qbne F, r21.b1, 0xab
+	qbne F, r21.b2, 0xcd
+	qbne F, r21.b3, 0x00 ; Should not have been loaded!
+	qbne F, r22, 0
+	qbne F, r23, 0
+
+	ldi r1, 0x11
+	sbbo &r1, r0, 9, 1
+	ldi r1, 0x11
+	sbbo &r1, r0, 12, 4
+
+	lbbo &r20, r0, 0, 16
+	qbne F, r21.b3, 0xef
+	qbne F, r22.b0, 0xff
+	qbne F, r22.b1, 0x11
+	qbne F, r22.b2, 0xff
+	qbne F, r22.b3, 0xff
+	qbne F, r23, 0x11
+
+	pass
+F:	fail
+
+	.data
+testarray:
+	.byte 0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef
+	.byte 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff