target-xtensa: add regression testsuite

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

1 files changed, 69 insertions, 0 deletions

diff --git a/tests/xtensa/test_sext.S b/tests/xtensa/test_sext.S
new file mode 100644
index 0000000000..04dc6500c1
--- /dev/null
+++ b/tests/xtensa/test_sext.S
@@ -0,0 +1,69 @@
+.include "macros.inc"
+
+test_suite sext
+
+test sext
+    movi    a2, 0xffffff5a
+    movi    a3, 0x0000005a
+    sext    a4, a2, 7
+    assert  eq, a3, a4
+
+    movi    a2, 0x000000a5
+    movi    a3, 0xffffffa5
+    sext    a4, a2, 7
+    assert  eq, a3, a4
+
+    movi    a2, 0xfffffaa5
+    movi    a3, 0x000000a5
+    sext    a4, a2, 8
+    assert  eq, a3, a4
+
+    movi    a2, 0x0000055a
+    movi    a3, 0xffffff5a
+    sext    a4, a2, 8
+    assert  eq, a3, a4
+
+    movi    a2, 0xffff5a5a
+    movi    a3, 0x00005a5a
+    sext    a4, a2, 15
+    assert  eq, a3, a4
+
+    movi    a2, 0x0000a5a5
+    movi    a3, 0xffffa5a5
+    sext    a4, a2, 15
+    assert  eq, a3, a4
+
+    movi    a2, 0x00055a5a
+    movi    a3, 0xffff5a5a
+    sext    a4, a2, 16
+    assert  eq, a3, a4
+
+    movi    a2, 0x000aa5a5
+    movi    a3, 0x0000a5a5
+    sext    a4, a2, 16
+    assert  eq, a3, a4
+
+    movi    a2, 0x005a5a5a
+    movi    a3, 0xffda5a5a
+    sext    a4, a2, 22
+    assert  eq, a3, a4
+
+    movi    a2, 0xffa5a5a5
+    movi    a3, 0x0025a5a5
+    sext    a4, a2, 22
+    assert  eq, a3, a4
+test_end
+
+test sext_same_rs
+    movi    a2, 0xffffff5a
+    movi    a3, 0x0000005a
+    sext    a2, a2, 7
+    assert  eq, a3, a2
+
+    movi    a2, 0x000000a5
+    movi    a3, 0xffffffa5
+    sext    a2, a2, 7
+    assert  eq, a3, a2
+test_end
+
+test_suite_end