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-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl42
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_edge_cases.erl142
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_tuples.erl14
-rw-r--r--lib/hipe/test/bs_SUITE_data/bs_construct.erl13
-rw-r--r--lib/hipe/test/hipe_testsuite_driver.erl6
-rw-r--r--lib/hipe/test/maps_SUITE_data/maps_warn_pair_key_overloaded.erl1
-rw-r--r--lib/hipe/test/opt_verify_SUITE.erl2
-rw-r--r--lib/hipe/test/opt_verify_SUITE_data/call_elim_test_branches_opt_poss.erl10
8 files changed, 217 insertions, 13 deletions
diff --git a/lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl b/lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl
index caa0e71d0b..430e097b91 100644
--- a/lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl
+++ b/lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl
@@ -18,6 +18,7 @@ test() ->
ok = test_R12B5_seg_fault(),
ok = test_switch_neg_int(),
ok = test_icode_range_anal(),
+ ok = test_icode_range_call(),
ok.
%%-----------------------------------------------------------------------
@@ -461,3 +462,44 @@ g(X, Z) ->
test -> non_zero_test;
other -> other
end.
+
+%%-----------------------------------------------------------------------
+%% From: Rich Neswold
+%% Date: Oct 5, 2016
+%%
+%% The following was a bug in the HiPE compiler's range analysis. The
+%% function range_client/2 below would would not stop when N reached 0,
+%% but keep recursing into the second clause forever.
+%%
+%% The problem turned out to be in hipe_icode_range:analyse_call/2,
+%% which would note update the argument ranges of the callee if the
+%% result of the call was ignored.
+%% -----------------------------------------------------------------------
+-define(TIMEOUT, 42).
+
+test_icode_range_call() ->
+ Self = self(),
+ Client = spawn_link(fun() -> range_client(Self, 4) end),
+ range_server(4, Client).
+
+range_server(0, _Client) ->
+ receive
+ stopping -> ok;
+ {called_with, 0} -> error(failure)
+ after ?TIMEOUT -> error(timeout)
+ end;
+range_server(N, Client) ->
+ receive
+ {called_with, N} ->
+ Client ! proceed
+ after ?TIMEOUT -> error(timeout)
+ end,
+ range_server(N-1, Client). % tailcall (so the bug does not affect it)
+
+range_client(Server, 0) ->
+ Server ! stopping;
+range_client(Server, N) ->
+ Server ! {called_with, N},
+ receive proceed -> ok end,
+ range_client(Server, N - 1), % non-tailrecursive call with ignored result
+ ok.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_edge_cases.erl b/lib/hipe/test/basic_SUITE_data/basic_edge_cases.erl
new file mode 100644
index 0000000000..9bf5cf52cd
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_edge_cases.erl
@@ -0,0 +1,142 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%----------------------------------------------------------------------
+%%% Contains
+%%%----------------------------------------------------------------------
+-module(basic_edge_cases).
+
+-export([test/0]).
+
+test() ->
+ ok = test_float_spills(),
+ ok = test_infinite_loops(),
+ ok.
+
+%% Contains more float temps live at a single point than there are float
+%% registers in any backend
+
+test_float_spills() ->
+ {{{2942.0,4670.0,3198.0,4926.0,2206.0,4734.0},
+ {3118.0,2062.0,5174.0,3038.0,3618.0,3014.0},
+ {2542.0,2062.0,4934.0,2590.0,3098.0,3062.0},
+ {2950.0,3666.0,2574.0,5038.0,1866.0,2946.0},
+ {3126.0,3050.0,3054.0,5070.0,2258.0,2714.0},
+ {4734.0,2206.0,4926.0,3198.0,4670.0,2942.0}},
+ 58937.0} =
+ mat66_flip_sum(35.0,86.0,32.0,88.0,33.0,57.0,
+ 22.0,77.0,91.0,80.0,14.0,33.0,
+ 51.0,28.0,87.0,20.0,91.0,11.0,
+ 68.0,83.0,64.0,82.0,10.0,86.0,
+ 74.0,18.0,08.0,52.0,10.0,14.0,
+ 89.0,34.0,64.0,66.0,58.0,55.0,
+ 0.0, 5),
+ ok.
+
+mat66_flip_sum(M11, M12, M13, M14, M15, M16,
+ M21, M22, M23, M24, M25, M26,
+ M31, M32, M33, M34, M35, M36,
+ M41, M42, M43, M44, M45, M46,
+ M51, M52, M53, M54, M55, M56,
+ M61, M62, M63, M64, M65, M66,
+ Acc, Ctr)
+ when is_float(M11), is_float(M12), is_float(M13),
+ is_float(M14), is_float(M15), is_float(M16),
+ is_float(M21), is_float(M22), is_float(M23),
+ is_float(M24), is_float(M25), is_float(M26),
+ is_float(M31), is_float(M32), is_float(M33),
+ is_float(M34), is_float(M35), is_float(M36),
+ is_float(M41), is_float(M42), is_float(M43),
+ is_float(M44), is_float(M45), is_float(M46),
+ is_float(M51), is_float(M52), is_float(M53),
+ is_float(M54), is_float(M55), is_float(M56),
+ is_float(M61), is_float(M62), is_float(M63),
+ is_float(M64), is_float(M65), is_float(M66),
+ is_float(Acc) ->
+ R11 = M66+M11, R12 = M65+M12, R13 = M64+M13,
+ R14 = M63+M14, R15 = M62+M15, R16 = M61+M16,
+ R21 = M56+M21, R22 = M55+M22, R23 = M54+M23,
+ R24 = M53+M24, R25 = M52+M25, R26 = M51+M26,
+ R31 = M46+M31, R32 = M45+M32, R33 = M44+M33,
+ R34 = M43+M34, R35 = M42+M35, R36 = M41+M36,
+ R41 = M26+M41, R42 = M25+M42, R43 = M24+M43,
+ R44 = M23+M44, R45 = M22+M45, R46 = M21+M46,
+ R51 = M36+M51, R52 = M35+M52, R53 = M34+M53,
+ R54 = M33+M54, R55 = M32+M55, R56 = M31+M56,
+ R61 = M16+M61, R62 = M15+M62, R63 = M14+M63,
+ R64 = M13+M64, R65 = M12+M65, R66 = M11+M66,
+ case Ctr of
+ 0 ->
+ {{{R11, R12, R13, R14, R15, R16},
+ {R21, R22, R23, R24, R25, R26},
+ {R31, R32, R33, R34, R35, R36},
+ {R41, R42, R43, R44, R45, R46},
+ {R51, R52, R53, R54, R55, R56},
+ {R61, R62, R63, R64, R65, R66}},
+ Acc};
+ _ ->
+ NewAcc = 0.0 + M11 + M12 + M13 + M14 + M15 + M16 +
+ + M21 + M22 + M23 + M24 + M25 + M26
+ + M31 + M32 + M33 + M34 + M35 + M36
+ + M41 + M42 + M43 + M44 + M45 + M46
+ + M51 + M52 + M53 + M54 + M55 + M56
+ + M61 + M62 + M63 + M64 + M65 + M66
+ + Acc,
+ mat66_flip_sum(R11+1.0, R12+1.0, R13+1.0, R14+1.0, R15+1.0, R16+1.0,
+ R21+1.0, R22+1.0, R23+1.0, R24+1.0, R25+1.0, R26+1.0,
+ R31+1.0, R32+1.0, R33+1.0, R34+1.0, R35+1.0, R36+1.0,
+ R41+1.0, R42+1.0, R43+1.0, R44+1.0, R45+1.0, R46+1.0,
+ R51+1.0, R52+1.0, R53+1.0, R54+1.0, R55+1.0, R56+1.0,
+ R61+1.0, R62+1.0, R63+1.0, R64+1.0, R65+1.0, R66+1.0,
+ NewAcc, Ctr-1)
+ end.
+
+%% Infinite loops must receive reduction tests, and might trip up basic block
+%% weighting, leading to infinite weights and/or divisions by zero.
+
+test_infinite_loops() ->
+ OldTrapExit = process_flag(trap_exit, true),
+ ok = test_infinite_loop(fun infinite_recursion/0),
+ ok = test_infinite_loop(fun infinite_corecursion/0),
+ RecursiveFun = fun RecursiveFun() -> RecursiveFun() end,
+ ok = test_infinite_loop(RecursiveFun),
+ CorecursiveFunA = fun CorecursiveFunA() ->
+ CorecursiveFunA1 = fun () -> CorecursiveFunA() end,
+ CorecursiveFunA1()
+ end,
+ ok = test_infinite_loop(CorecursiveFunA),
+ CorecursiveFunB1 = fun(CorecursiveFunB) -> CorecursiveFunB() end,
+ CorecursiveFunB = fun CorecursiveFunB() ->
+ CorecursiveFunB1(CorecursiveFunB)
+ end,
+ ok = test_infinite_loop(CorecursiveFunB),
+ CorecursiveFunC1 = fun CorecursiveFunC1(Other) ->
+ Other(CorecursiveFunC1)
+ end,
+ CorecursiveFunC = fun CorecursiveFunC(Other) ->
+ Other(CorecursiveFunC)
+ end,
+ ok = test_infinite_loop(fun() -> CorecursiveFunC(CorecursiveFunC1) end),
+ ok = test_infinite_loop(fun() -> CorecursiveFunC(CorecursiveFunC) end),
+ true = process_flag(trap_exit, OldTrapExit),
+ ok.
+
+-define(INFINITE_LOOP_TIMEOUT, 100).
+test_infinite_loop(Fun) ->
+ Tester = spawn_link(Fun),
+ kill_soon(Tester),
+ receive {'EXIT', Tester, awake} ->
+ undefined = process_info(Tester),
+ ok
+ after ?INFINITE_LOOP_TIMEOUT -> error(timeout)
+ end.
+
+infinite_recursion() -> infinite_recursion().
+
+infinite_corecursion() -> infinite_corecursion_1().
+infinite_corecursion_1() -> infinite_corecursion().
+
+kill_soon(Pid) ->
+ _ = spawn_link(fun() ->
+ timer:sleep(1),
+ erlang:exit(Pid, awake)
+ end),
+ ok.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_tuples.erl b/lib/hipe/test/basic_SUITE_data/basic_tuples.erl
index 94c187e364..96e39d565a 100644
--- a/lib/hipe/test/basic_SUITE_data/basic_tuples.erl
+++ b/lib/hipe/test/basic_SUITE_data/basic_tuples.erl
@@ -55,6 +55,8 @@ test_element(T0, T1, T2, N) ->
List = lists:seq(1, N),
Tuple = list_to_tuple(List),
ok = get_elements(List, Tuple, 1),
+ %% element/2 of larger tuple with omitted bounds test
+ true = lists:all(fun(I) -> I * I =:= square(I) end, lists:seq(1, 20)),
%% some cases that throw exceptions
{'EXIT', _} = (catch my_element(0, T2)),
{'EXIT', _} = (catch my_element(3, T2)),
@@ -73,6 +75,18 @@ get_elements([Element|Rest], Tuple, Pos) ->
get_elements([], _Tuple, _Pos) ->
ok.
+squares() ->
+ {1*1, 2*2, 3*3, 4*4, 5*5, 6*6, 7*7, 8*8, 9*9, 10*10,
+ 11*11, 12*12, 13*13, 14*14, 15*15, 16*16, 17*17, 18*18, 19*19, 20*20}.
+
+square(N) when is_integer(N), N >= 1, N =< 20 ->
+ %% The guard tests lets the range analysis conclude N to be an integer in the
+ %% 1..20 range. 20-1=19 is bigger than ?SET_LIMIT in erl_types.erl, and will
+ %% thus be represented by an ?int_range() rather than an ?int_set().
+ %% Because of the range analysis, the bounds test of this element/2 call
+ %% should be omitted.
+ element(N, squares()).
+
%%--------------------------------------------------------------------
%% Tests set_element/3.
diff --git a/lib/hipe/test/bs_SUITE_data/bs_construct.erl b/lib/hipe/test/bs_SUITE_data/bs_construct.erl
index b9e7d93570..aa85626857 100644
--- a/lib/hipe/test/bs_SUITE_data/bs_construct.erl
+++ b/lib/hipe/test/bs_SUITE_data/bs_construct.erl
@@ -279,13 +279,22 @@ bad_floats() ->
%% (incorrectly) signed.
huge_binaries() ->
- AlmostIllegal = id(<<0:(id((1 bsl 32)-8))>>),
case erlang:system_info(wordsize) of
- 4 -> huge_binaries_32(AlmostIllegal);
+ 4 ->
+ Old = erts_debug:set_internal_state(available_internal_state, true),
+ case erts_debug:set_internal_state(binary, (1 bsl 29)-1) of
+ false ->
+ io:format("\nNot enough memory to create 512Mb binary\n",[]);
+ Bin->
+ huge_binaries_32(Bin)
+ end,
+ erts_debug:set_internal_state(available_internal_state, Old);
+
8 -> ok
end,
garbage_collect(),
id(<<0:(id((1 bsl 31)-1))>>),
+ garbage_collect(),
id(<<0:(id((1 bsl 30)-1))>>),
garbage_collect(),
ok.
diff --git a/lib/hipe/test/hipe_testsuite_driver.erl b/lib/hipe/test/hipe_testsuite_driver.erl
index a3048d907e..88576775ca 100644
--- a/lib/hipe/test/hipe_testsuite_driver.erl
+++ b/lib/hipe/test/hipe_testsuite_driver.erl
@@ -99,7 +99,7 @@ write_suite(Suite) ->
write_header(#suite{suitename = SuiteName, outputfile = OutputFile,
testcases = TestCases}) ->
Exports = format_export(TestCases),
- TimeLimit = 5, %% with 1 or 2 it fails on some slow machines...
+ TimeLimit = 6, %% with 1, 2, or 3 it fails on some slow machines...
io:format(OutputFile,
"%% ATTENTION!\n"
"%% This is an automatically generated file. Do not edit.\n\n"
@@ -168,6 +168,10 @@ run(TestCase, Dir, _OutDir) ->
HiPEOpts = try TestCase:hipe_options() catch error:undef -> [] end,
{ok, TestCase} = hipe:c(TestCase, HiPEOpts),
ok = TestCase:test(),
+ {ok, TestCase} = hipe:c(TestCase, [o1|HiPEOpts]),
+ ok = TestCase:test(),
+ {ok, TestCase} = hipe:c(TestCase, [o0|HiPEOpts]),
+ ok = TestCase:test(),
ToLLVM = try TestCase:to_llvm() catch error:undef -> true end,
case ToLLVM andalso hipe:llvm_support_available() of
true ->
diff --git a/lib/hipe/test/maps_SUITE_data/maps_warn_pair_key_overloaded.erl b/lib/hipe/test/maps_SUITE_data/maps_warn_pair_key_overloaded.erl
index 76b2a91f94..cce91530f4 100644
--- a/lib/hipe/test/maps_SUITE_data/maps_warn_pair_key_overloaded.erl
+++ b/lib/hipe/test/maps_SUITE_data/maps_warn_pair_key_overloaded.erl
@@ -14,7 +14,6 @@ test() ->
"hi2" => lists:subtract([1,2],[1]),
"hi3" => +3,
"hi1" => erlang:min(1,2),
- "hi1" => erlang:hash({1,2},35),
"hi1" => erlang:phash({1,2},33),
"hi1" => erlang:phash2({1,2},34),
"hi1" => erlang:integer_to_binary(1337),
diff --git a/lib/hipe/test/opt_verify_SUITE.erl b/lib/hipe/test/opt_verify_SUITE.erl
index 86083fa02b..a323c10503 100644
--- a/lib/hipe/test/opt_verify_SUITE.erl
+++ b/lib/hipe/test/opt_verify_SUITE.erl
@@ -44,7 +44,7 @@ call_elim(Config) ->
Icode5 = call_elim_test_file(Config, F3, icode_call_elim),
0 = substring_count(binary:bin_to_list(Icode5), "is_key"),
Icode6 = call_elim_test_file(Config, F3, no_icode_call_elim),
- 3 = substring_count(binary:bin_to_list(Icode6), "is_key"),
+ 2 = substring_count(binary:bin_to_list(Icode6), "is_key"),
ok.
call_elim_test_file(Config, FileName, Option) ->
diff --git a/lib/hipe/test/opt_verify_SUITE_data/call_elim_test_branches_opt_poss.erl b/lib/hipe/test/opt_verify_SUITE_data/call_elim_test_branches_opt_poss.erl
index c8ddfa1e75..12875f41af 100644
--- a/lib/hipe/test/opt_verify_SUITE_data/call_elim_test_branches_opt_poss.erl
+++ b/lib/hipe/test/opt_verify_SUITE_data/call_elim_test_branches_opt_poss.erl
@@ -6,17 +6,11 @@ test(A) ->
if A > 0 ->
true = has_a_field(#{a=>true}),
true = has_a_field(#{b=>1, a=>"2"}),
- true = has_a_field(#{a=>5, c=>4}),
- true = has_tuple_field(#{{ab, 1}=><<"qq">>, 1 =>0}),
- true = has_tuple_field(#{up =>down, {ab, 1}=>[]}),
- true = has_tuple_field(#{{ab, 1}=>42});
+ true = has_a_field(#{a=>5, c=>4});
A =< 0 ->
true = has_a_field(#{a=>q, 'A' =>nej}),
true = has_a_field(#{a=>"hej", false=>true}),
- true = has_a_field(#{a=>3}),
- true = has_tuple_field(#{{ab, 1}=>q, 'A' =>nej}),
- true = has_tuple_field(#{{ab, 1}=>"hej", false=>true}),
- true = has_tuple_field(#{{ab, 1}=>3})
+ true = has_a_field(#{a=>3})
end,
true = has_nil_field(#{[] =>3, b =>"seven"}),
true = has_nil_field(#{"seventeen"=>17, []=>nil}),