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+## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html
+#
+# To run:
+#   $ subx translate ex1.2.subx ex1
+#   $ subx run ex1
+
+# opcode        ModR/M                    SIB                   displacement    immediate
+# instruction   mod, reg, Reg/Mem bits    scale, index, base
+# 1-3 bytes     0/1 byte                  0/1 byte              0/1/2/4 bytes   0/1/2/4 bytes
+  bb                                                                            42/imm32
+  05                                                                            1/imm32
+  cd                                                                            128/imm8
+
+# vim:ft=subx