1 files changed, 41 insertions, 0 deletions
diff --git a/tests/rem.S b/tests/rem.S
new file mode 100644
index 0000000..7955736
--- /dev/null
+++ b/tests/rem.S
@@ -0,0 +1,41 @@
+# See LICENSE for license details.
+
+#*****************************************************************************
+# rem.S
+#-----------------------------------------------------------------------------
+#
+# Test rem instruction.
+#
+
+#include "riscv_test.h"
+#include "test_macros.h"
+
+RVTEST_RV32U
+RVTEST_CODE_BEGIN
+
+  #-------------------------------------------------------------
+  # Arithmetic tests
+  #-------------------------------------------------------------
+
+  TEST_RR_OP( 2, rem,  2,  20,   6 );
+  TEST_RR_OP( 3, rem, -2, -20,   6 );
+  TEST_RR_OP( 4, rem,  2,  20,  -6 );
+  TEST_RR_OP( 5, rem, -2, -20,  -6 );
+
+  TEST_RR_OP( 6, rem,  0, -1<<31,  1 );
+  TEST_RR_OP( 7, rem,  0, -1<<31, -1 );
+
+  TEST_RR_OP( 8, rem, -1<<31, -1<<31, 0 );
+  TEST_RR_OP( 9, rem,      1,      1, 0 );
+  TEST_RR_OP(10, rem,      0,      0, 0 );
+
+  TEST_PASSFAIL
+
+RVTEST_CODE_END
+
+  .data
+RVTEST_DATA_BEGIN
+
+  TEST_DATA
+
+RVTEST_DATA_END