1 files changed, 38 insertions, 0 deletions
diff --git a/sim/testsuite/d10v-elf/t-sadd.s b/sim/testsuite/d10v-elf/t-sadd.s
new file mode 100644
index 00000000000..f3e4ebe3da4
--- /dev/null
+++ b/sim/testsuite/d10v-elf/t-sadd.s
@@ -0,0 +1,38 @@
+.include "t-macros.i"
+
+	start
+
+	PSW_BITS = PSW_FX|PSW_ST|PSW_SM
+        loadpsw2 PSW_BITS
+
+ ;; Test normal sadd
+
+        loadacc2 a0 0x00 0x7fff 0xffff
+        loadacc2 a1 0xff 0x8000 0x0000
+        sadd a1, a0
+        checkacc2 1 a0 0x00 0x7fff 0xffff
+        checkacc2 2 a1 0xff 0x8000 0x7fff
+
+ ;; Test overflow 
+
+        loadacc2 a0 0x00 0x0000 0x0000
+        loadacc2 a1 0x01 0x8000 0x0000
+        sadd a1, a0
+        checkacc2 3 a0 0x00 0x0000 0x0000
+        checkacc2 4 a1 0x00 0x7fff 0xffff
+
+        loadacc2 a0 0x00 0xffff 0xffff
+        loadacc2 a1 0x00 0xffff 0xffff
+        sadd a1, a0
+        checkacc2 5 a1 0x00 0x7fff 0xffff
+        checkacc2 6 a0 0x00 0xffff 0xffff
+
+ ;; Test underflow
+
+        loadacc2 a0 0x00 0x0000 0x0000
+        loadacc2 a1 0x80 0x8000 0x0000
+        sadd a1, a0
+        checkacc2 7 a0 0x00 0x0000 0x0000
+        checkacc2 8 a1 0xff 0x8000 0x0000
+
+	exit0