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Diffstat (limited to 'subx/ex1.2.subx')
| -rw-r--r-- | subx/ex1.2.subx | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/subx/ex1.2.subx b/subx/ex1.2.subx deleted file mode 100644 index 2652037a..00000000 --- a/subx/ex1.2.subx +++ /dev/null @@ -1,20 +0,0 @@ -## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html -# Just return 42. -# -# To run: -# $ subx translate ex1.2.subx ex1 -# $ subx run ex1 -# Expected result: -# $ echo $? -# 42 - -== 0x08048054 # code segment, after leaving room for ELF header -# instruction effective address operand displacement immediate -# op subop mod rm32 base index scale r32 -# 1-3 bytes 3 bits 2 bits 3 bits 3 bits 3 bits 2 bits 2 bits 0/1/2/4 bytes 0/1/2/4 bytes - bb/copy 2a/imm32 # copy 42 to EBX - # exit(EBX) - b8/copy 1/imm32 # copy 1 to EAX - cd/syscall 0x80/imm8 # int 80h - -# vim:ft=subx |