Arm add vldmia (#154)

* Add VLDMIA * Add vldmia tests
2017-04-20 15:30:50 -04:00
parent 5ae5daa5c4
commit a52be7459d
2 changed files with 30 additions and 0 deletions
@@ -1352,3 +1352,29 @@ class Armv7CpuInstructions(unittest.TestCase):
    def test_dmb(self):
        # This is a nop, ensure that the instruction exists
        self.assertTrue(True)
+
+    @itest_custom("vldmia  r1, {d8, d9, d10}")
+    def test_vldmia(self):
+        self.cpu.stack_push(20)
+        self.cpu.stack_push(21)
+        self.cpu.stack_push(22)
+        self.cpu.R1 = self.cpu.SP
+        pre = self.cpu.R1
+        self.cpu.execute()
+        self.assertEqual(self.cpu.D8, 22)
+        self.assertEqual(self.cpu.D9, 21)
+        self.assertEqual(self.cpu.D10, 20)
+        self.assertEqual(self.cpu.R1, pre)
+
+    @itest_custom("vldmia  r1!, {d8, d9, d10}")
+    def test_vldmia_wb(self):
+        pre = self.cpu.SP
+        self.cpu.stack_push(20)
+        self.cpu.stack_push(21)
+        self.cpu.stack_push(22)
+        self.cpu.R1 = self.cpu.SP
+        self.cpu.execute()
+        self.assertEqual(self.cpu.D8, 22)
+        self.assertEqual(self.cpu.D9, 21)
+        self.assertEqual(self.cpu.D10, 20)
+        self.assertEqual(self.cpu.R1, pre)