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Kartik Agaram 2018-07-16 07:55:07 -07:00
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15
subx/Readme.md
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@ -49,6 +49,21 @@ Running `subx` will transparently compile it as necessary.
translate`. Useful for debugging, and also enables more thorough testing of translate`. Useful for debugging, and also enables more thorough testing of
`translate`. `translate`.
Putting them together, build and run one of the example programs:
<img alt='ex1.1.subx' src='html/ex1.png'>
```
$ ./subx translate ex1.1.subx ex1
$ ./subx run ex1
```
If you're running on Linux, `ex1` will also be runnable directly:
```
$ chmod +x ex1
$ ./ex1
```
I'm not building general infrastructure here for all of the x86 ISA and ELF I'm not building general infrastructure here for all of the x86 ISA and ELF
format. SubX is about programming with a small, regular subset of 32-bit x86: format. SubX is about programming with a small, regular subset of 32-bit x86:

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subx/ex1.1.subx
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@ -1,4 +1,5 @@
## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html ## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html
# Just return 42.
# #
# To run: # To run:
# $ subx translate ex1.1.subx ex1 # $ subx translate ex1.1.subx ex1

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subx/ex1.2.subx
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@ -1,4 +1,5 @@
## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html ## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html
# Just return 42.
# #
# To run: # To run:
# $ subx translate ex1.2.subx ex1 # $ subx translate ex1.2.subx ex1

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