17 lines
828 B
Plaintext
17 lines
828 B
Plaintext
## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html
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#
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# To run:
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# $ subx translate ex1.2.subx ex1
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# $ subx run ex1
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== 0x08048054 # code segment, after leaving room for ELF header
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# opcode ModR/M SIB displacement immediate
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# instruction mod, reg, Reg/Mem bits scale, index, base
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# 1-3 bytes 0/1 byte 0/1 byte 0/1/2/4 bytes 0/1/2/4 bytes
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bb 42/imm32 # copy 0x2a (42) to EBX
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# exit(EBX)
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b8 1/imm32 # copy 1 to EAX
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cd 128/imm8 # int 80h
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# vim:ft=subx
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