Added 3 miscellaneous testcases like read32.ms uread16.ms hw-trap.ms.

sim/testsuite/sim/cr16/hw-trap.ms

@@ -0,0 +1,10 @@
+# mach(): cr16
+
+	.include "testutils.inc"
+
+	start
+
+# perform trap
+	movw $0,r2
+	movw $0x410,r0
+	pass # the pass macro use the trap 8

sim/testsuite/sim/cr16/uread16.ms

@@ -0,0 +1,17 @@
+# mach: cr16
+
+	.include "testutils.inc"
+
+	start
+
+	.global read16
+read16:
+	loadw foo,r1
+	cmpw $42, r1
+	beq ok
+	fail
+ok:
+	pass
+
+foo:
+	.word 42

sim/testsuite/sim/cr16/uread32.ms

@@ -0,0 +1,17 @@
+# mach: cr16
+
+	.include "testutils.inc"
+
+	start
+
+	.global read32
+read32:
+	loadd foo, (r1,r0)
+	cmpd $0x12345678, (r1,r0)
+	beq ok
+	fail
+ok:
+	pass
+
+foo:
+	.long 0x12345678