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* 4407 - error message on unimplemented syscallsKartik Agaram2018-07-251-0/+2
| | | | Fixes #9.
* 4386 - start of syntax-checkingKartik Agaram2018-07-221-1/+1
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* 4380 - single-byte opcodes all documentedKartik Agaram2018-07-201-0/+3
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* 4364Kartik Agaram2018-07-171-1/+0
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* 4363 - subx: first program using the stack segmentKartik Agaram2018-07-161-0/+2
| | | | | We allocate space for a local variable, read() a character from stdin to it, and write() it out to stdout.
* 4352 - subx: write() syscallKartik Agaram2018-07-161-1/+4
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* 4333Kartik Agaram2018-07-101-1/+1
| | | | Fix a warning in CI.
* 4331Kartik Agaram2018-07-081-0/+3
| | | | Fix CI.
* 4327Kartik Agaram2018-07-081-2/+1
| | | | Encapsulate RAM management.
* 4326 - new example: read() from stdinKartik Agaram2018-07-071-0/+5
| | | | | Currently only runs in emulated mode. Likely a paging issue, writing data to code page. I'm not checking the return value.
* 4284 - implement first syscall for subxKartik Agaram2018-06-281-0/+19
Hopefully I won't need much more than exit, read and write.