path: root/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
## 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