From: Hugo Villeneuve <hugo@hugovil.com>
Date: Sat, 23 Nov 2013 18:58:37 +0000 (-0500)
Subject: Add tests for MUL instructions
X-Git-Tag: v2.0.0~54
X-Git-Url: http://gitweb.hugovil.com/?a=commitdiff_plain;h=97e852595503f054a20953c1a818be4b8ff0382e;p=emu8051.git

Add tests for MUL instructions
---

diff --git a/tests/mul1.asm b/tests/mul1.asm
new file mode 100644
index 0000000..4e600a6
--- /dev/null
+++ b/tests/mul1.asm
@@ -0,0 +1,16 @@
+; Test program to verify correct emu8051 operation
+;
+; Test desc: MUL AB (no overflow)
+; Test output1: ACC = 0xC2
+; Test output2: B = 0x00
+; Test output2: PSW = 0x01
+
+        CSEG
+
+        ORG     0000h           ; Reset vector
+
+        MOV     A, #061h
+        MOV     B, #002h
+        MUL     AB              ; CY should be cleared, OV should be cleared
+
+        END
diff --git a/tests/mul2.asm b/tests/mul2.asm
new file mode 100644
index 0000000..ec931d6
--- /dev/null
+++ b/tests/mul2.asm
@@ -0,0 +1,16 @@
+; Test program to verify correct emu8051 operation
+;
+; Test desc: MUL AB (overflow)
+; Test output1: ACC = 0x5B
+; Test output2: B = 0x0B
+; Test output3: PSW = 0x05
+
+        CSEG
+
+        ORG     0000h           ; Reset vector
+
+        MOV     A, #099h
+        MOV     B, #013h
+        MUL     AB              ; CY should be cleared, OV should be cleared
+
+        END