Add testsuite for the PRU simulator port

[deliverable/binutils-gdb.git] / sim / testsuite / sim / pru / mul.s

diff --git a/sim/testsuite/sim/pru/mul.s b/sim/testsuite/sim/pru/mul.s
new file mode 100644 (file)
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+++ b/sim/testsuite/sim/pru/mul.s
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+# Check that multiplication 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
+
+       # MUL: Test regular case
+       ldi r28, 1001
+       ldi r29, 4567
+       nop
+       xin 0, r26, 4
+       qbne32 2f, r26, 1001 * 4567
+
+       # MUL: Test the pipeline emulation
+       ldi r28, 1002
+       ldi r29, 1003
+       ldi r29, 4004
+       xin 0, r26, 4
+       qbne32 2f, r26, 1002 * 1003
+       xin 0, r26, 4
+       qbne32 2f, r26, 1002 * 4004
+
+       # MUL: Test 64-bit result
+       ldi32 r28, 0x12345678
+       ldi32 r29, 0xaabbccdd
+       nop
+       xin 0, r26, 8
+       qbne32 2f, r26, 0x45BE4598
+       qbne32 2f, r27, 0xC241C38
+
+       # MAC: Test regular case
+       ldi r25, 1
+       xout 0, r25, 1
+       ldi r25, 3
+       xout 0, r25, 1
+
+       ldi r25, 1
+       ldi r28, 1001
+       ldi r29, 2002
+       xout 0, r25, 1
+       ldi r28, 3003
+       ldi r29, 4004
+       xout 0, r25, 1
+
+       xin 0, r26, 4
+       qbne32 2f, r26, (1001 * 2002) + (3003 * 4004)
+
+       # MAC: Test 64-bit result
+       ldi r25, 3
+       xout 0, r25, 1
+
+       ldi r25, 1
+       ldi32 r28, 0x10203040
+       ldi32 r29, 0x50607080
+       xout 0, r25, 1
+       ldi32 r28, 0xa0b0c0d0
+       ldi32 r29, 0x11223344
+       xout 0, r25, 1
+
+       xin 0, r26, 8
+       qbne32 2f, r26, 0x8E30C740
+       qbne32 2f, r27, 0xFD156B1
+
+       jmp 1f
+
+       fail
+
+1:
+       pass
+2:     fail