blob: 0aca40f8aa2b7772dc9499661c06902c14ffa575 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
|
# 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 0x09000000
Entry:
# syscall(exit, 42)
bb/copy-to-EBX 2a/imm32 # 42 in hex
b8/copy-to-EAX 1/imm32/exit
cd/syscall 0x80/imm8
== data 0x0a000000
# . . vim:nowrap:textwidth=0
|