Deadcode elimination for FATE #620

Merged
zxq9 merged 3 commits from deadcode-elim into master 2019-08-22 21:25:32 +09:00
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@ -53,15 +53,17 @@ simple_compile_test_() ->
#{byte_code := Code2} = compile(aevm, "include"),
?assertMatch(true, Code1 == Code2)
end} ] ++
[ {"Testing deadcode elimination",
[ {"Testing deadcode elimination for " ++ atom_to_list(Backend),
fun() ->
#{ byte_code := NoDeadCode } = compile(aevm, "nodeadcode"),
#{ byte_code := DeadCode } = compile(aevm, "deadcode"),
#{ byte_code := NoDeadCode } = compile(Backend, "nodeadcode"),
#{ byte_code := DeadCode } = compile(Backend, "deadcode"),
SizeNoDeadCode = byte_size(NoDeadCode),
SizeDeadCode = byte_size(DeadCode),
?assertMatch({_, _, true}, {SizeDeadCode, SizeNoDeadCode, SizeDeadCode + 40 < SizeNoDeadCode}),
Delta = if Backend == aevm -> 40;
Backend == fate -> 20 end,
?assertMatch({_, _, true}, {SizeDeadCode, SizeNoDeadCode, SizeDeadCode + Delta < SizeNoDeadCode}),
ok
end} ].
end} || Backend <- [aevm, fate] ].
check_errors(Expect, ErrorString) ->
%% This removes the final single \n as well.