add_usage_text mrw "address"
add_help_text mrw "Returns value of word in memory."
+proc mrb {reg} {
+ set value ""
+ mem2array value 8 $reg 1
+ return $value(0)
+}
+
+add_usage_text mrb "address"
+add_help_text mrb "Returns value of byte in memory."
+
# mmw: "memory modify word", updates value of $reg
# $reg <== ((value & ~$clearbits) | $setbits)
proc mmw {reg setbits clearbits} {