rubyx/test/slot_machine/macro/test_putstring.rb
Torsten 4bae5c418b fix register use in putstring
was off by one, the syscall is write 
and the first arg is file_descriptor
ie 1 == stdout
2020-03-26 11:24:56 +02:00

46 lines
1.7 KiB
Ruby

require_relative "helper"
module SlotMachine
module Builtin
class TestWordPutRisc < BootTest
def setup
@method = get_compiler("Word",:put)
end
def test_slot_length
assert_equal :putstring , @method.callable.name
assert_equal 7 , @method.slot_instructions.length
end
def test_compile
assert_equal Risc::MethodCompiler , @method.to_risc.class
end
def test_risc_length
assert_equal 44 , @method.to_risc.risc_instructions.length
end
def test_allocate
assert_allocate
end
def test_all
s = Risc.allocate_length
assert_reg_to_slot s + 1 , "id_factory_.next_object" , :message , 5
assert_slot_to_reg s + 2 ,:message , 2 , "message.receiver"
assert_slot_to_reg s + 3 ,"message.receiver" , 1 , "id_factory_.next_object"
assert_transfer s + 4 , :"message.receiver" , :syscall_2
assert_transfer s + 5 , "id_factory_.next_object" , :syscall_3
assert_transfer s + 6 , :message , :saved_message
assert_syscall s + 7 , :putstring
assert_transfer s + 8 , :syscall_1 , :restore_integer_return
assert_transfer s + 9 , :saved_message , :message
assert_slot_to_reg s + 10 ,:message , 5 , "message.return_value"
assert_reg_to_slot s + 11 , :restore_integer_return , "message.return_value" , 2
assert_slot_to_reg s + 12 ,:message , 5 , "message.return_value"
assert_reg_to_slot s + 13 , "message.return_value" , :message , 5
assert_branch s + 14 , "return_label"
assert_label s + 15 , "return_label"
end
def test_return
assert_return(36)
end
end
end
end