mu/subx/examples/ex1.subx

## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html
# Just return 42.
#
# To run (from the subx directory):
#   $ subx translate examples/ex1.2.subx -o examples/ex1
#   $ subx run examples/ex1
# Expected result:
#   $ echo $?
#   42

== code

bb/copy-to-EBX  2a/imm32  # 42 in hex
# exit(EBX)
b8/copy-to-EAX  1/imm32/exit
cd/syscall  0x80/imm8

# vim:nowrap:textwidth=0
4303 - subx: first real transform We'll see if this is useful. Mostly just stretching our legs. 2018-07-01 07:01:13 +00:00			`## first program: same as https://www.muppetlabs.com/~breadbox/software/tiny/teensy.html`
4351 2018-07-16 14:55:07 +00:00			`# Just return 42.`
4303 - subx: first real transform We'll see if this is useful. Mostly just stretching our legs. 2018-07-01 07:01:13 +00:00			`#`
4639 2018-10-01 19:28:30 +00:00			`# To run (from the subx directory):`
			`# $ subx translate examples/ex1.2.subx -o examples/ex1`
			`# $ subx run examples/ex1`
4446 2018-07-27 23:53:47 +00:00			`# Expected result:`
			`# $ echo $?`
			`# 42`
4303 - subx: first real transform We'll see if this is useful. Mostly just stretching our legs. 2018-07-01 07:01:13 +00:00
4531 - automatically compute segment addresses 2018-09-01 22:58:53 +00:00			`== code`
4780 2018-11-26 08:26:20 +00:00
4792 Thanks Pelle Hjek for the feedback: http://arclanguage.org/item?id=20870 2018-11-28 19:18:50 +00:00			`bb/copy-to-EBX 2a/imm32 # 42 in hex`
4669 2018-10-06 04:50:20 +00:00			`# exit(EBX)`
4792 Thanks Pelle Hjek for the feedback: http://arclanguage.org/item?id=20870 2018-11-28 19:18:50 +00:00			`b8/copy-to-EAX 1/imm32/exit`
4669 2018-10-06 04:50:20 +00:00			`cd/syscall 0x80/imm8`
4303 - subx: first real transform We'll see if this is useful. Mostly just stretching our legs. 2018-07-01 07:01:13 +00:00
4662 2018-10-05 17:42:16 +00:00			`# vim:nowrap:textwidth=0`