aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--lib/hipe/rtl/hipe_rtl_binary_match.erl30
-rw-r--r--lib/hipe/test/Makefile4
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_arith.erl72
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_beam_instrs.erl102
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_bifs.erl257
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_bignums.erl143
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_boolean.erl47
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_bugs_beam.erl138
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl463
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_comparisons.erl157
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_exceptions.erl465
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_floats.erl180
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_fun.erl124
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_guards.erl164
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_inline_function.erl73
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_inline_module.erl31
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_issues_beam.erl326
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_issues_hipe.erl153
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_lists.erl61
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_module_info.erl32
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_pattern_match.erl46
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_random.erl238
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_receive.erl56
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_records.erl28
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_strength_reduce.erl65
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_switches.erl52
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_tail_rec.erl39
-rw-r--r--lib/hipe/test/basic_SUITE_data/basic_tuples.erl177
-rw-r--r--lib/hipe/test/bs_SUITE_data/bs_split.erl10
-rw-r--r--lib/hipe/test/bs_SUITE_data/bs_utf.erl344
-rw-r--r--lib/hipe/test/hipe_testsuite_driver.erl16
-rw-r--r--lib/hipe/test/sanity_SUITE_data/sanity_comp_timeout.erl28
-rw-r--r--lib/hipe/test/sanity_SUITE_data/sanity_no_zombies.erl21
33 files changed, 4113 insertions, 29 deletions
diff --git a/lib/hipe/rtl/hipe_rtl_binary_match.erl b/lib/hipe/rtl/hipe_rtl_binary_match.erl
index 51213b71d1..cf1b8e453f 100644
--- a/lib/hipe/rtl/hipe_rtl_binary_match.erl
+++ b/lib/hipe/rtl/hipe_rtl_binary_match.erl
@@ -333,32 +333,50 @@ float_get_c_code(Dst1, Ms, Size, Flags, TrueLblName, FalseLblName) ->
get_c_code(Func, Dst1, Ms, Size, Flags, TrueLblName, FalseLblName) ->
SizeReg = hipe_rtl:mk_new_reg_gcsafe(),
FlagsReg = hipe_rtl:mk_new_reg_gcsafe(),
+ RetReg = hipe_rtl:mk_new_reg_gcsafe(),
MatchBuf = hipe_rtl:mk_new_reg(),
RetLabel = hipe_rtl:mk_new_label(),
+ OkLabel = hipe_rtl:mk_new_label(),
NonVal = hipe_rtl:mk_imm(hipe_tagscheme:mk_non_value()),
[hipe_rtl:mk_move(SizeReg, Size),
hipe_rtl:mk_move(FlagsReg, hipe_rtl:mk_imm(Flags)),
hipe_tagscheme:extract_matchbuffer(MatchBuf, Ms),
- hipe_rtl_arch:call_bif([Dst1], Func, [SizeReg, FlagsReg, MatchBuf],
+ hipe_rtl_arch:call_bif([RetReg], Func, [SizeReg, FlagsReg, MatchBuf],
hipe_rtl:label_name(RetLabel), FalseLblName),
RetLabel,
- hipe_rtl:mk_branch(Dst1, eq, NonVal, FalseLblName, TrueLblName, 0.01)].
+ hipe_rtl:mk_branch(RetReg, eq, NonVal, FalseLblName,
+ hipe_rtl:label_name(OkLabel), 0.01),
+ OkLabel,
+ hipe_rtl:mk_move(Dst1, RetReg),
+ hipe_rtl:mk_goto(TrueLblName)].
utf8_get_c_code(Dst, Ms, TrueLblName, FalseLblName) ->
+ RetReg = hipe_rtl:mk_new_reg_gcsafe(),
+ OkLabel = hipe_rtl:mk_new_label(),
MatchBuf = hipe_rtl:mk_new_reg(),
NonVal = hipe_rtl:mk_imm(hipe_tagscheme:mk_non_value()),
[hipe_tagscheme:extract_matchbuffer(MatchBuf, Ms),
- hipe_rtl_arch:call_bif([Dst], bs_get_utf8, [MatchBuf], [], []),
- hipe_rtl:mk_branch(Dst, eq, NonVal, FalseLblName, TrueLblName, 0.01)].
+ hipe_rtl_arch:call_bif([RetReg], bs_get_utf8, [MatchBuf], [], []),
+ hipe_rtl:mk_branch(RetReg, eq, NonVal, FalseLblName,
+ hipe_rtl:label_name(OkLabel), 0.01),
+ OkLabel,
+ hipe_rtl:mk_move(Dst, RetReg),
+ hipe_rtl:mk_goto(TrueLblName)].
utf16_get_c_code(Flags, Dst, Ms, TrueLblName, FalseLblName) ->
+ RetReg = hipe_rtl:mk_new_reg_gcsafe(),
+ OkLabel = hipe_rtl:mk_new_label(),
MatchBuf = hipe_rtl:mk_new_reg(),
NonVal = hipe_rtl:mk_imm(hipe_tagscheme:mk_non_value()),
FlagsReg = hipe_rtl:mk_new_reg_gcsafe(),
[hipe_tagscheme:extract_matchbuffer(MatchBuf, Ms),
hipe_rtl:mk_move(FlagsReg, hipe_rtl:mk_imm(Flags)),
- hipe_rtl_arch:call_bif([Dst], bs_get_utf16, [MatchBuf, FlagsReg], [], []),
- hipe_rtl:mk_branch(Dst, eq, NonVal, FalseLblName, TrueLblName, 0.01)].
+ hipe_rtl_arch:call_bif([RetReg], bs_get_utf16, [MatchBuf, FlagsReg], [], []),
+ hipe_rtl:mk_branch(RetReg, eq, NonVal, FalseLblName,
+ hipe_rtl:label_name(OkLabel), 0.01),
+ OkLabel,
+ hipe_rtl:mk_move(Dst, RetReg),
+ hipe_rtl:mk_goto(TrueLblName)].
validate_unicode_retract_c_code(Src, Ms, TrueLblName, FalseLblName) ->
MatchBuf = hipe_rtl:mk_new_reg(),
diff --git a/lib/hipe/test/Makefile b/lib/hipe/test/Makefile
index 009f503abb..d781e4f9be 100644
--- a/lib/hipe/test/Makefile
+++ b/lib/hipe/test/Makefile
@@ -10,8 +10,10 @@ MODULES= \
# .erl files for these modules are automatically generated
GEN_MODULES= \
+ basic_SUITE \
bs_SUITE \
- maps_SUITE
+ maps_SUITE \
+ sanity_SUITE
ERL_FILES= $(MODULES:%=%.erl)
diff --git a/lib/hipe/test/basic_SUITE_data/basic_arith.erl b/lib/hipe/test/basic_SUITE_data/basic_arith.erl
new file mode 100644
index 0000000000..28e99be053
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_arith.erl
@@ -0,0 +1,72 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%---------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests cases for compilation of arithmetic.
+%%%---------------------------------------------------------------------
+-module(basic_arith).
+
+-export([test/0]).
+
+test() ->
+ ok = test_rem(),
+ ok = test_bit_ops(),
+ ok = test_uplus(),
+ ok = test_bsl_errors(),
+ ok.
+
+%%----------------------------------------------------------------------
+%% Tests the remainder operator.
+
+test_rem() ->
+ 2 = ret_rem(42, 20),
+ -2 = ret_rem(-42, 20),
+ -2 = ret_rem(-42, -20),
+ {'EXIT', {badarith, _}} = ret_rem(3.14, 2),
+ {'EXIT', {badarith, _}} = ret_rem(42, 3.14),
+ ok.
+
+ret_rem(X, Y) ->
+ catch X rem Y.
+
+%%----------------------------------------------------------------------
+%%
+
+test_bit_ops() ->
+ 2 = bbb(11, 2, 16#3ff),
+ ok.
+
+bbb(X, Y, Z) ->
+ ((1 bsl X) bor Y) band Z.
+
+%%----------------------------------------------------------------------
+%% Tests unary plus: it used to be the identity function but not anymore
+
+test_uplus() ->
+ badarith = try uplus(gazonk) catch error:Err -> Err end,
+ 42 = uplus(42),
+ ok.
+
+uplus(X) -> +(X).
+
+%%----------------------------------------------------------------------
+%% The first part of this test triggered a bug in the emulator as one
+%% of the arguments to bsl is not an integer.
+%%
+%% The second part triggered a compilation crash since an arithmetic
+%% expression resulting in a 'system_limit' exception was statically
+%% evaluated and an arithmetic result was expected.
+
+test_bsl_errors() ->
+ {'EXIT', {'badarith', _}} = (catch (t1(0, pad, 0))),
+ badarith = try t2(0, pad, 0) catch error:Err1 -> Err1 end,
+ system_limit = try (id(1) bsl 100000000) catch error:Err2 -> Err2 end,
+ ok.
+
+t1(_, X, _) ->
+ (1 bsl X) + 1.
+
+t2(_, X, _) ->
+ (X bsl 1) + 1.
+
+id(I) -> I.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_beam_instrs.erl b/lib/hipe/test/basic_SUITE_data/basic_beam_instrs.erl
new file mode 100644
index 0000000000..6fafea3b09
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_beam_instrs.erl
@@ -0,0 +1,102 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Tests for correct translation of various BEAM instructions.
+%%%-------------------------------------------------------------------
+-module(basic_beam_instrs).
+
+-export([test/0]).
+
+test() ->
+ ok = test_make_fun(),
+ ok = test_switch_val(),
+ ok = test_put_literal(),
+ ok = test_set_tuple_element(),
+ ok = test_unguarded_unsafe_element(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Tests whether the translation of make_fun works.
+
+test_make_fun() ->
+ {F, G} = double_the_fun(),
+ ok = F(),
+ {ok, 42} = G(42),
+ FV1 = {ok, free_var1},
+ FV2 = {also, {free, var2}},
+ {FV1, {ok, [bv]}, FV2} = contains_fun(FV1, ignored, FV2),
+ ok.
+
+double_the_fun() ->
+ {fun () -> ok end, fun (V) -> {ok, V} end}.
+
+contains_fun(X, _IGNORED_ARG, Y) ->
+ calls_fun(fun(Term) -> {X, Term, Y} end).
+
+calls_fun(F) ->
+ F({ok, [bv]}).
+
+%%--------------------------------------------------------------------
+%% Tests whether the translation of switch_val works.
+
+test_switch_val() ->
+ 'A' = sv(a),
+ 'B' = sv(b),
+ 'C' = sv(c),
+ foo = sv(d),
+ ok.
+
+sv(a) -> 'A';
+sv(b) -> 'B';
+sv(c) -> 'C';
+sv(_) -> foo.
+
+%%--------------------------------------------------------------------
+%% Tests correct handling of literals (statically constant terms)
+
+-define(QUADRUPLE, {a,b,c,42}).
+-define(DEEP_LIST, [42,[42,[42]]]).
+
+test_put_literal() ->
+ ?QUADRUPLE = mk_literal_quadruple(),
+ ?DEEP_LIST = mk_literal_deep_list(),
+ ok.
+
+mk_literal_quadruple() ->
+ ?QUADRUPLE.
+
+mk_literal_deep_list() ->
+ ?DEEP_LIST.
+
+%%--------------------------------------------------------------------
+%% Tests whether the translation of set_tuple_element works.
+
+-record(rec, {f1, f2, f3, f4, f5}).
+
+test_set_tuple_element() ->
+ F2 = [a,b,c], F4 = {a,b},
+ State0 = init_rec(F2, F4),
+ State1 = simple_set(State0, 42),
+ #rec{f1 = foo, f2 = F2, f3 = 42, f4 = F4, f5 = 42.0} = odd_set(State1, 21),
+ ok.
+
+init_rec(F2, F4) ->
+ #rec{f1 = bar, f2 = F2, f3 = 10, f4 = F4, f5 = 3.14}.
+
+simple_set(State, Val) -> %% f3 = Val is the one used in set_element;
+ State#rec{f3 = Val, f5 = Val*2}. %% this checks the case of variable
+
+odd_set(State, Val) -> %% f3 = foo is the one used in set_element;
+ State#rec{f1 = foo, f5 = Val*2.0}. %% this checks the case of constant
+
+%%--------------------------------------------------------------------
+%% Tests the handling of unguarded unsafe_element operations that BEAM
+%% can sometimes construct on records (when it has enough context).
+
+test_unguarded_unsafe_element() ->
+ {badrecord, rec} = try unguarded_unsafe_element(42) catch error:E -> E end,
+ ok.
+
+unguarded_unsafe_element(X) ->
+ X#rec{f1 = X#rec.f3}.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_bifs.erl b/lib/hipe/test/basic_SUITE_data/basic_bifs.erl
new file mode 100644
index 0000000000..e7ee2f3678
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_bifs.erl
@@ -0,0 +1,257 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests for handling of BIFs in guards and body calls.
+%%%-------------------------------------------------------------------
+-module(basic_bifs).
+
+-export([test/0]).
+
+-define(BIG, 1398479237498374913984792374983749).
+
+test() ->
+ ok = test_abs(),
+ ok = test_binary_part(),
+ ok = test_element(),
+ ok = test_float(),
+ ok = test_float_to_list(),
+ ok = test_integer_to_list(),
+ ok = test_list_to_float(),
+ ok = test_list_to_integer(),
+ ok = test_round(),
+ ok = test_trunc(),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_abs() ->
+ t_abs(5.5, 0.0, -100.0, 5, 0, -100, ?BIG).
+
+t_abs(F1, F2, F3, I1, I2, I3, BigNum) ->
+ %% Floats.
+ 5.5 = abs(F1),
+ 0.0 = abs(F2),
+ 100.0 = abs(F3),
+ %% Integers.
+ 5 = abs(I1),
+ 0 = abs(I2),
+ 100 = abs(I3),
+ %% Bignums.
+ BigNum = abs(BigNum),
+ BigNum = abs(-BigNum),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Checks that 2-ary and 3-ary BIFs can be compiled to native code.
+
+test_binary_part() ->
+ Bin = <<1,2,3,4,5,6,7,8,9,10>>,
+ BinPart = bp3(Bin),
+ <<7,8>> = bp2(BinPart),
+ ok.
+
+bp2(Bin) ->
+ binary_part(Bin, {1, 2}).
+
+bp3(Bin) ->
+ binary_part(Bin, byte_size(Bin), -5).
+
+%%--------------------------------------------------------------------
+
+test_element() ->
+ true = elem({a, b}),
+ false = elem({a, c}),
+ other = elem(gazonk),
+ ok.
+
+elem(T) when element(1, T) == a -> element(2, T) == b;
+elem(_) -> other.
+
+%%--------------------------------------------------------------------
+
+test_float() ->
+ t_float(0, 42, -100, 2.5, 0.0, -100.42, ?BIG, -?BIG).
+
+t_float(I1, I2, I3, F1, F2, F3, B1, B2) ->
+ 0.0 = float(I1),
+ 2.5 = float(F1),
+ 0.0 = float(F2),
+ -100.42 = float(F3),
+ 42.0 = float(I2),
+ -100.0 = float(I3),
+ %% Bignums.
+ 1398479237498374913984792374983749.0 = float(B1),
+ -1398479237498374913984792374983749.0 = float(B2),
+ %% Extremly big bignums.
+ Big = list_to_integer(duplicate(2000, $1)),
+ {'EXIT', _} = (catch float(Big)),
+ %% Invalid types and lists.
+ {'EXIT', _} = (catch my_list_to_integer(atom)),
+ {'EXIT', _} = (catch my_list_to_integer(123)),
+ {'EXIT', _} = (catch my_list_to_integer([$1, [$2]])),
+ {'EXIT', _} = (catch my_list_to_integer("1.2")),
+ {'EXIT', _} = (catch my_list_to_integer("a")),
+ {'EXIT', _} = (catch my_list_to_integer("")),
+ ok.
+
+my_list_to_integer(X) ->
+ list_to_integer(X).
+
+%%--------------------------------------------------------------------
+
+test_float_to_list() ->
+ test_ftl("0.0e+0", 0.0),
+ test_ftl("2.5e+1", 25.0),
+ test_ftl("2.5e+0", 2.5),
+ test_ftl("2.5e-1", 0.25),
+ test_ftl("-3.5e+17", -350.0e15),
+ ok.
+
+test_ftl(Expect, Float) ->
+ %% No \n on the next line -- we want the line number from t_float_to_list.
+ Expect = remove_zeros(lists:reverse(float_to_list(Float)), []).
+
+%% Removes any non-significant zeros in a floating point number.
+%% Example: 2.500000e+01 -> 2.5e+1
+
+remove_zeros([$+, $e|Rest], [$0, X|Result]) ->
+ remove_zeros([$+, $e|Rest], [X|Result]);
+remove_zeros([$-, $e|Rest], [$0, X|Result]) ->
+ remove_zeros([$-, $e|Rest], [X|Result]);
+remove_zeros([$0, $.|Rest], [$e|Result]) ->
+ remove_zeros(Rest, [$., $0, $e|Result]);
+remove_zeros([$0|Rest], [$e|Result]) ->
+ remove_zeros(Rest, [$e|Result]);
+remove_zeros([Char|Rest], Result) ->
+ remove_zeros(Rest, [Char|Result]);
+remove_zeros([], Result) ->
+ Result.
+
+%%--------------------------------------------------------------------
+
+test_integer_to_list() ->
+ t_integer_to_list(0, 42, 32768, 268435455, 123456932798748738738).
+
+t_integer_to_list(I1, I2, I3, I4, BIG) ->
+ "0" = integer_to_list(I1),
+ "42" = integer_to_list(I2),
+ "-42" = integer_to_list(-I2),
+ "-42" = integer_to_list(-I2),
+ "32768" = integer_to_list(I3),
+ "268435455" = integer_to_list(I4),
+ "-268435455" = integer_to_list(-I4),
+ "123456932798748738738" = integer_to_list(BIG),
+ BigList = duplicate(2000, $1),
+ Big = list_to_integer(BigList),
+ BigList = integer_to_list(Big),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_list_to_float() ->
+ ok = t_list_to_float_safe(),
+ ok = t_list_to_float_risky().
+
+t_list_to_float_safe() ->
+ 0.0 = my_list_to_float("0.0"),
+ 0.0 = my_list_to_float("-0.0"),
+ 0.5 = my_list_to_float("0.5"),
+ -0.5 = my_list_to_float("-0.5"),
+ 100.0 = my_list_to_float("1.0e2"),
+ 127.5 = my_list_to_float("127.5"),
+ -199.5 = my_list_to_float("-199.5"),
+ {'EXIT', _} = (catch my_list_to_float("0")),
+ {'EXIT', _} = (catch my_list_to_float("0..0")),
+ {'EXIT', _} = (catch my_list_to_float("0e12")),
+ {'EXIT', _} = (catch my_list_to_float("--0.0")),
+ ok.
+
+my_list_to_float(X) ->
+ list_to_float(X).
+
+%% This might crash the emulator. (Used to crash Erlang 4.4.1 on Unix.)
+
+t_list_to_float_risky() ->
+ Many_Ones = duplicate(25000, $1),
+ ok = case list_to_float("2." ++ Many_Ones) of
+ F when is_float(F), 0.0 < F, F =< 3.14 -> ok
+ end,
+ {'EXIT', _} = (catch list_to_float("2" ++ Many_Ones)),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_list_to_integer() ->
+ ok = t_list_to_integer_small("0", "00", "-0", "1", "-1", "42", "-12",
+ "32768", "268435455", "-268435455"),
+ ok = t_list_to_integer_bignum("123456932798748738738666"),
+ ok.
+
+t_list_to_integer_small(S1, S2, S3, S4, S5, S6, S7, S8, S9, S10) ->
+ 0 = list_to_integer(S1),
+ 0 = list_to_integer(S2),
+ 0 = list_to_integer(S3),
+ 1 = list_to_integer(S4),
+ -1 = list_to_integer(S5),
+ 42 = list_to_integer(S6),
+ -12 = list_to_integer(S7),
+ 32768 = list_to_integer(S8),
+ 268435455 = list_to_integer(S9),
+ -268435455 = list_to_integer(S10),
+ ok.
+
+t_list_to_integer_bignum(S) ->
+ 123456932798748738738666 = list_to_integer(S),
+ case list_to_integer(duplicate(2000, $1)) of
+ I when is_integer(I), I > 123456932798748738738666 -> ok
+ end.
+
+%%--------------------------------------------------------------------
+
+test_round() ->
+ ok = t_round_small(0.0, 0.4, 0.5, -0.4, -0.5, 255.3, 255.6, -1033.3, -1033.6),
+ ok = t_round_big(4294967296.1, 4294967296.9),
+ ok.
+
+t_round_small(F1, F2, F3, F4, F5, F6, F7, F8, F9) ->
+ 0 = round(F1),
+ 0 = round(F2),
+ 1 = round(F3),
+ 0 = round(F4),
+ -1 = round(F5),
+ 255 = round(F6),
+ 256 = round(F7),
+ -1033 = round(F8),
+ -1034 = round(F9),
+ ok.
+
+t_round_big(B1, B2) ->
+ 4294967296 = round(B1),
+ 4294967297 = round(B2),
+ -4294967296 = round(-B1),
+ -4294967297 = round(-B2),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_trunc() ->
+ t_trunc(0.0, 5.3333, -10.978987, 4294967305.7).
+
+t_trunc(F1, F2, F3, B) ->
+ 0 = trunc(F1),
+ 5 = trunc(F2),
+ -10 = trunc(F3),
+ %% Bignums.
+ 4294967305 = trunc(B),
+ -4294967305 = trunc(-B),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Auxiliary functions below
+
+duplicate(N, X) when is_integer(N), N >= 0 ->
+ duplicate(N, X, []).
+
+duplicate(0, _, L) -> L;
+duplicate(N, X, L) -> duplicate(N-1, X, [X|L]).
diff --git a/lib/hipe/test/basic_SUITE_data/basic_bignums.erl b/lib/hipe/test/basic_SUITE_data/basic_bignums.erl
new file mode 100644
index 0000000000..e3b523b3f5
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_bignums.erl
@@ -0,0 +1,143 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains code examples that test bignum arithmetic and matching.
+%%%-------------------------------------------------------------------
+-module(basic_bignums).
+
+-export([test/0, test_bsl/0]).
+
+test() ->
+ ok = test_ops(),
+ ok = test_big_fac(),
+ ok = test_int_overfl_32(),
+ ok = test_int_overfl_64(),
+ ok = test_int_overfl_32_guard(),
+ ok = test_int_overfl_64_guard(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Define some constants for the tests of arithmetic operators
+
+-define(X, 68719476736).
+-define(Y, 98765432101234).
+-define(Z, 4722366482869645213696).
+-define(W, 339254531512339254531512).
+
+-define(B1, 4398046511104).
+-define(B5, 1645504557321206042154969182557350504982735865633579863348609024).
+-define(B17, 86182066610968551542636378241108028056376767329454880514019834315878107616003372189510312530372009184902888961739623919010110377987011442493486117202360415845666384627768436296772219009176743399772868636439042064384).
+
+%%--------------------------------------------------------------------
+
+test_ops() ->
+ ok = test_mult(),
+ ok = test_div(),
+ ok = test_round(),
+ ok = test_trunc(),
+ ok = test_bsl(),
+ ok.
+
+test_mult() ->
+ ?Z = mult(?X, ?X),
+ ok.
+
+mult(X, Y) -> X * Y.
+
+test_div() ->
+ 4 = div_f(339254531512, ?X),
+ 0 = div_f(?Y, ?Y+1),
+ 64 = div_f(?B1, ?X),
+ ?X = div_f(?Z, ?X),
+ 1073741824 = div_f(?Z, ?B1),
+ ok.
+
+div_f(X, Y) -> X div Y.
+
+test_round() ->
+ 0 = round_f(?Z, ?W),
+ 1 = round_f(?Y, ?Y),
+ 71 = round_f(?W, ?Z),
+ 1437 = round_f(?Y, ?X),
+ 47813960 = round_f(?Z, ?Y),
+ 4936803183406 = round_f(?W, ?X),
+ ok.
+
+trunc_f(X, Y) -> round(X/Y).
+
+test_trunc() ->
+ 0 = trunc_f(?Z, ?W),
+ 1 = trunc_f(?Y, ?Y),
+ 72 = trunc_f(?W, ?Z),
+ 1437 = trunc_f(?Y, ?X),
+ 47813961 = trunc_f(?Z, ?Y),
+ 4936803183407 = trunc_f(?W, ?X),
+ ok.
+
+round_f(X, Y) -> trunc(X/Y).
+
+test_bsl() ->
+ ?B1 = bsl_f(1, 42),
+ ?B5 = n(5, fun erlang:'bsl'/2, 1, 42), % use the operator
+ ?B17 = n(17, fun bsl_f/2, 1, 42), % use the local function
+ ok.
+
+bsl_f(X, Y) -> X bsl Y.
+
+%% applies a binary function N times
+n(1, F, X, Y) -> F(X, Y);
+n(N, F, X, Y) when N > 1 -> n(N-1, F, F(X, Y), Y).
+
+%%--------------------------------------------------------------------
+
+-define(FAC42, 1405006117752879898543142606244511569936384000000000).
+
+test_big_fac() ->
+ ?FAC42 = fac(42),
+ ok.
+
+fac(0) -> 1;
+fac(N) -> N * fac(N-1).
+
+%%--------------------------------------------------------------------
+%% Tests for correct handling of integer overflow
+
+test_int_overfl_32() ->
+ 16#7FFFFFF = add(16#7FFFFFF, 0),
+ 16#8000000 = add(16#8000000, 0),
+ 16#8000001 = add(16#8000000, 1),
+ case add(16#7FFFFFF, 1) of
+ 16#8000000 -> ok;
+ -16#7FFFFFF -> error
+ end.
+
+test_int_overfl_64() ->
+ 16#7FFFFFFFFFFFFFF = add(16#7FFFFFFFFFFFFFF, 0),
+ 16#800000000000000 = add(16#800000000000000, 0),
+ 16#800000000000001 = add(16#800000000000000, 1),
+ case add(16#7FFFFFFFFFFFFFF, 1) of
+ 16#800000000000000 -> ok;
+ -16#7FFFFFFFFFFFFFF -> error
+ end.
+
+add(X, Y) -> X + Y.
+
+%%--------------------------------------------------------------------
+%% Tests for correct handling of integer overflow in guards
+
+test_int_overfl_32_guard() ->
+ ok = overfl_in_guard(16#7ffffff, 0),
+ ok = overfl_in_guard(16#7ffffff, 16#7ffffff),
+ ok.
+
+test_int_overfl_64_guard() ->
+ ok = overfl_in_guard(16#7ffffffffffffff, 0),
+ ok = overfl_in_guard(16#7ffffffffffffff, 16#7ffffffffffffff),
+ ok.
+
+overfl_in_guard(X, Y) ->
+ case ok of
+ V when X+Y > 12 -> V;
+ _ -> bad
+ end.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_boolean.erl b/lib/hipe/test/basic_SUITE_data/basic_boolean.erl
new file mode 100644
index 0000000000..e4a91ef5af
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_boolean.erl
@@ -0,0 +1,47 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Tests for correct translation of booleans and their primitives.
+%%%-------------------------------------------------------------------
+-module(basic_boolean).
+
+-export([test/0]).
+
+test() ->
+ ok = test_boolean_ops(false, true),
+ ok = test_orelse_redundant(),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_boolean_ops(F, T) ->
+ true = T and T,
+ false = T and F,
+ false = F and T,
+ false = F and F,
+ true = T or T,
+ true = T or F,
+ true = F or T,
+ false = F or F,
+ true = T andalso T,
+ false = T andalso F,
+ false = F andalso T,
+ false = F andalso F,
+ true = T orelse T,
+ true = T orelse F,
+ true = F orelse T,
+ false = F orelse F,
+ ok.
+
+%%--------------------------------------------------------------------
+%% Redundant test in BEAM code will generate type warning.
+
+test_orelse_redundant() ->
+ true = test_orelse(true, true, true),
+ ok.
+
+test_orelse(A, B, C) ->
+ A andalso B orelse C.
+
+%%--------------------------------------------------------------------
diff --git a/lib/hipe/test/basic_SUITE_data/basic_bugs_beam.erl b/lib/hipe/test/basic_SUITE_data/basic_bugs_beam.erl
new file mode 100644
index 0000000000..964b0f423a
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_bugs_beam.erl
@@ -0,0 +1,138 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains code examples that exhibited bugs in the BEAM compiler.
+%%%-------------------------------------------------------------------
+-module(basic_bugs_beam).
+
+-export([test/0]).
+
+%% the following is needed for the test_weird_message
+-export([loop/1]).
+%% the following are needed for the test_catch_bug
+-behaviour(gen_server).
+-export([start_link/1]).
+-export([init/1, handle_call/3, handle_cast/2, handle_info/2,
+ terminate/2, code_change/3]).
+
+test() ->
+ ok = test_fp_basic_blocks(),
+ ok = test_weird_message(),
+ ok = test_catch_bug(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Test which shows that BEAM's splitting of basic blocks should take
+%% into account that arithmetic operations implemented as BIFs can
+%% also cause exceptions and thus calls to BIFs should end basic blocks.
+%%
+%% Investigated and fixed in the beginning of April 2004.
+%%--------------------------------------------------------------------
+
+test_fp_basic_blocks() ->
+ ok = t1(),
+ ok = t2().
+
+t1() ->
+ X = (catch bad_arith1(2.0, 1.7)),
+ case X of
+ {'EXIT', {badarith, _}} ->
+ ok;
+ _ ->
+ error
+ end.
+
+bad_arith1(X, Y) when is_float(X) ->
+ X1 = X * 1.7e+308,
+ X2 = X1 + 1.0,
+ Y1 = Y * 2,
+ {X2, Y1}.
+
+%% Similarly, it is not kosher to have anything that can fail inside
+%% the fp block since it will throw the exception before the fp
+%% exception and we will get the same problems.
+
+t2() ->
+ case catch bad_arith2(2.0, []) of
+ {'EXIT', {badarith, _}} ->
+ ok;
+ _ ->
+ error
+ end.
+
+bad_arith2(X, Y) when is_float(X) ->
+ X1 = X * 1.7e+308,
+ Y1 = element(1, Y),
+ {X1 + 1.0, Y1}.
+
+%%--------------------------------------------------------------------
+%% Sending 'test' to this process should return 'ok'. But:
+%%
+%% 1> MOD:test().
+%% Weird: received true
+%% timeout
+%%
+%% Surprisingly, the message has been bound to the value of 'ena'
+%% in the record! The problem was visible in the .S file.
+%%--------------------------------------------------------------------
+
+-record(state, {ena = true}).
+
+test_weird_message() ->
+ P = spawn_link(?MODULE, loop, [#state{}]),
+ P ! {msg, self()},
+ receive
+ What -> What
+ after 42 -> timeout
+ end.
+
+loop(S) ->
+ receive
+ _ when S#state.ena == false ->
+ io:format("Weird: ena is false\n");
+ % loop(S);
+ {msg, Pid} ->
+ Pid ! ok;
+ % loop(S);
+ Other ->
+ io:format("Weird: received ~p\n", [Other])
+ % loop(S)
+ end.
+
+%%--------------------------------------------------------------------
+%% This was posted on the Erlang mailing list as a question:
+%%
+%% Given the module below and the function call
+%% "catch_bug:start_link(foo)."
+%% from the Erlang shell, why does Erlang crash with "Catch not found"?
+%%
+%% The BEAM compiler was generating wrong code for this case;
+%% this was fixed in R9C-0. Native code generation was OK.
+%%--------------------------------------------------------------------
+
+test_catch_bug() ->
+ ignore = start_link(foo),
+ ok.
+
+start_link(Param) ->
+ gen_server:start_link(?MODULE, Param, []).
+
+init(Param) ->
+ process_flag(trap_exit, true),
+ (catch begin
+ dummy(Param),
+ (catch exit(bar))
+ end
+ ),
+ ignore.
+
+dummy(_) -> ok.
+
+%% gen_server callbacks below
+handle_call(_Call, _From, State) -> {noreply, State}.
+handle_cast(_Msg, State) -> {noreply, State}.
+handle_info(_Msg, State) -> {noreply, State}.
+terminate(_Reason, _State) -> ok.
+code_change(_OldVsn, State, _Extra) -> {ok, State}.
+
diff --git a/lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl b/lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl
new file mode 100644
index 0000000000..caa0e71d0b
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_bugs_hipe.erl
@@ -0,0 +1,463 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%----------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains code examples that exhibited bugs in the HiPE compiler.
+%%%----------------------------------------------------------------------
+-module(basic_bugs_hipe).
+
+-export([test/0]).
+
+test() ->
+ ok = test_ets_bifs(),
+ ok = test_szar_bug(),
+ ok = test_bit_shift(),
+ ok = test_match_big_list(),
+ ok = test_unsafe_bsl(),
+ ok = test_unsafe_bsr(),
+ ok = test_R12B5_seg_fault(),
+ ok = test_switch_neg_int(),
+ ok = test_icode_range_anal(),
+ ok.
+
+%%-----------------------------------------------------------------------
+%% From: Bjorn Gustavsson
+%%
+%% This code, if HiPE compiled, crashed like this (on SPARC)
+%%
+%% (gdb) where
+%% #0 fullsweep_heap (p=0x2c60dc, new_sz=610, objv=0xffbee8b4, nobj=3)
+%% at beam/ggc.c:1060
+%% #1 0x7ff24 in erts_garbage_collect (p=0x2c60dc, need=2, objv=0x1128fc, ...)
+%% at beam/ggc.c:1648
+%% #2 0xab6fc in hipe_mode_switch (p=0x2c60dc, cmd=704512, reg=0x1128fc)
+%% at hipe/hipe_mode_switch.c:180
+%% #3 0x8e27c in process_main () at beam/beam_emu.c:3314
+%% #4 0x31338 in erl_start (argc=9, argv=0xffbeed5c) at beam/erl_init.c:936
+%% #5 0x2d9f4 in main (argc=9, argv=0xffbeed5c) at sys/unix/erl_main.c:28
+%%
+%% A guess at what could be the problem: From R8, many ets BIFs trap
+%% to other ets BIFs with a *different* arity (i.e. they have more or
+%% less arguments). I have probably forgotten to mention that subtle
+%% change.
+%%-----------------------------------------------------------------------
+
+test_ets_bifs() ->
+ Seed = {1032, 15890, 22716},
+ put(random_seed, Seed),
+ do_random_test().
+
+do_random_test() ->
+ OrdSet = ets:new(xxx, [ordered_set]),
+ Set = ets:new(xxx, []),
+ do_n_times(fun() ->
+ Key = create_random_string(25),
+ Value = create_random_tuple(25),
+ ets:insert(OrdSet, {Key, Value}),
+ ets:insert(Set, {Key, Value})
+ end, 5000),
+ %% io:format("~nData inserted~n"),
+ do_n_times(fun() ->
+ I = random:uniform(25),
+ Key = create_random_string(I) ++ '_',
+ L1 = ets_match_object(OrdSet, {Key, '_'}),
+ L2 = lists:sort(ets_match_object(Set, {Key, '_'})),
+ case L1 == L2 of
+ false ->
+ %% io:format("~p != ~p~n", [L1, L2]),
+ exit({not_eq, L1, L2});
+ true ->
+ ok
+ end
+ end, 2000),
+ %% io:format("~nData matched~n"),
+ ets:match_delete(OrdSet, '_'),
+ ets:match_delete(Set, '_'),
+ ok.
+
+create_random_string(0) ->
+ [];
+create_random_string(OfLength) ->
+ C = case random:uniform(2) of
+ 1 -> (random:uniform($Z - $A + 1) - 1) + $A;
+ _ -> (random:uniform($z - $a + 1) - 1) + $a
+ end,
+ [C | create_random_string(OfLength - 1)].
+
+create_random_tuple(OfLength) ->
+ list_to_tuple([list_to_atom([X]) || X <- create_random_string(OfLength)]).
+
+ets_match_object(Tab,Expr) ->
+ case random:uniform(2) of
+ 1 -> ets:match_object(Tab,Expr);
+ _ -> match_object_chunked(Tab,Expr)
+ end.
+
+match_object_chunked(Tab,Expr) ->
+ match_object_chunked_collect(ets:match_object(Tab, Expr,
+ random:uniform(1999) + 1)).
+
+match_object_chunked_collect('$end_of_table') ->
+ [];
+match_object_chunked_collect({Results, Continuation}) ->
+ Results ++ match_object_chunked_collect(ets:match_object(Continuation)).
+
+do_n_times(_, 0) ->
+ ok;
+do_n_times(Fun, N) ->
+ Fun(),
+ case N rem 1000 of
+ 0 -> ok; %% WAS: io:format(".");
+ _ -> ok
+ end,
+ do_n_times(Fun, N - 1).
+
+%%-----------------------------------------------------------------------
+%% From: Jozsef Berces (PR/ECZ)
+%% Date: Feb 19, 2004
+%%
+%% Program which was added to the testsuite as a result of another bug
+%% report involving tuples as funs. Thanks God, these are no longer
+%% supported, but the following is a good test for testing calling
+%% native code funs from BEAM code (lists:map, lists:filter, ...).
+%%-----------------------------------------------------------------------
+
+test_szar_bug() ->
+ ["A","B","C"] = smartconcat([], "H'A, H'B, H'C"),
+ ok.
+
+smartconcat(B, L) ->
+ LL = tokenize(L, $,),
+ NewlineDel = fun (X) -> killcontrol(X) end,
+ StripFun = fun (X) -> string:strip(X) end,
+ LL2 = lists:map(NewlineDel, lists:map(StripFun, LL)),
+ EmptyDel = fun(X) ->
+ case string:len(X) of
+ 0 -> false;
+ _ -> true
+ end
+ end,
+ LL3 = lists:filter(EmptyDel, LL2),
+ HexFormat = fun(X, Acc) ->
+ case string:str(X, "H'") of
+ 1 ->
+ case checkhex(string:substr(X, 3)) of
+ {ok, Y} ->
+ {Y, Acc};
+ _ ->
+ {X, Acc + 1}
+ end;
+ _ ->
+ {X, Acc + 1}
+ end
+ end,
+ {LL4,_Ret} = lists:mapfoldl(HexFormat, 0, LL3),
+ lists:append(B, lists:sublist(LL4, lists:max([0, 25 - length(B)]))).
+
+checkhex(L) ->
+ checkhex(L, "").
+
+checkhex([H | T], N) when H >= $0, H =< $9 ->
+ checkhex(T, [H | N]);
+checkhex([H | T], N) when H >= $A, H =< $F ->
+ checkhex(T, [H | N]);
+checkhex([H | T], N) when H =< 32 ->
+ checkhex(T, N);
+checkhex([_ | _], _) ->
+ {error, ""};
+checkhex([], N) ->
+ {ok, lists:reverse(N)}.
+
+killcontrol([C | S]) when C < 32 ->
+ killcontrol(S);
+killcontrol([C | S]) ->
+ [C | killcontrol(S)];
+killcontrol([]) ->
+ [].
+
+tokenize(L, C) ->
+ tokenize(L, C, [], []).
+
+tokenize([C | T], C, A, B) ->
+ case A of
+ [] ->
+ tokenize(T, C, [], B);
+ _ ->
+ tokenize(T, C, [], [lists:reverse(A) | B])
+ end;
+tokenize([H | T], C, A, B) ->
+ tokenize(T, C, [H | A], B);
+tokenize(_, _, [], B) ->
+ lists:reverse(B);
+tokenize(_, _, A, B) ->
+ lists:reverse([lists:reverse(A) | B]).
+
+%%-----------------------------------------------------------------------
+%% From: Niclas Pehrsson
+%% Date: Apr 20, 2006
+%%
+%% We found something weird with the bit shifting in HiPE. It seems
+%% that bsr in some cases shifts the bits in the wrong way...
+%%
+%% Fixed about 10 mins afterwards; was a bug in constant propagation.
+%%-----------------------------------------------------------------------
+
+test_bit_shift() ->
+ 1 = plain_shift(), % 1
+ 6 = length_list_plus(), % 6
+ 0 = shift_length_list(), % 0
+ 1 = shift_length_list_plus(), % 1
+ 1 = shift_length_list_plus2(), % 1
+ 24 = shift_length_list_plus_bsl(), % 24
+ 1 = shift_fun(), % 1
+ %% {1, 6, 0, 1, 1, 24, 1} = {A, B, C, D, E, F, G},
+ ok.
+
+plain_shift() ->
+ 6 bsr 2.
+
+length_list() ->
+ length([0,0]).
+
+length_list_plus() ->
+ length([0,0]) + 4.
+
+shift_length_list() ->
+ length([0,0]) bsr 2.
+
+shift_length_list_plus() ->
+ (length([0,0]) + 4) bsr 2.
+
+shift_length_list_plus_bsl() ->
+ (length([0,0]) + 4) bsl 2.
+
+shift_length_list_plus2() ->
+ N = length([0,0]) + 4,
+ N bsr 2.
+
+shift_fun() ->
+ (length_list() + 4) bsr 2.
+
+%%-----------------------------------------------------------------------
+%% From: Igor Goryachev
+%% Date: June 15, 2006
+%%
+%% I have experienced a different behaviour and possibly a weird result
+%% while playing with matching a big list on x86 and x86_64 machines.
+%%-----------------------------------------------------------------------
+
+-define(BIG_LIST,
+ ["uid", "nickname", "n_family", "n_given", "email_pref",
+ "tel_home_number", "tel_cellular_number", "adr_home_country",
+ "adr_home_locality", "adr_home_region", "url", "gender", "bday",
+ "constitution", "height", "weight", "hair", "routine", "smoke",
+ "maritalstatus", "children", "independence", "school_number",
+ "school_locality", "school_title", "school_period", "org_orgname",
+ "title", "adr_work_locality", "photo_type", "photo_binval"]).
+
+test_match_big_list() ->
+ case create_tuple_with_big_const_list() of
+ {selected, ?BIG_LIST, _} -> ok;
+ _ -> weird
+ end.
+
+create_tuple_with_big_const_list() ->
+ {selected, ?BIG_LIST, [{"test"}]}.
+
+%%-----------------------------------------------------------------------
+%% In October 2006 the HiPE compiler acquired more type-driven
+%% optimisations of arithmetic operations. One of these, the
+%% transformation of bsl to a pure fixnum bsl fixnum -> fixnum version
+%% (unsafe_bsl), was incorrectly performed even when the result
+%% wouldn't be a fixnum. The error occurred for all backends, but the
+%% only place known to break was hipe_arm:imm_to_am1/2. Some
+%% immediates got broken on ARM, causing segmentation faults in
+%% compiler_tests when HiPE recompiled itself.
+%%-----------------------------------------------------------------------
+
+test_unsafe_bsl() ->
+ ok = bsl_check(bsl_test_cases()).
+
+bsl_test_cases() ->
+ [{16#FF, {16#FF, 0}},
+ {16#F000000F, {16#FF, 2}}].
+
+bsl_check([]) -> ok;
+bsl_check([{X, Y}|Rest]) ->
+ case imm_to_am1(X) of
+ Y -> bsl_check(Rest);
+ _ -> 'hipe_broke_bsl'
+ end.
+
+imm_to_am1(Imm) ->
+ imm_to_am1(Imm band 16#FFFFFFFF, 16).
+imm_to_am1(Imm, RotCnt) ->
+ if Imm >= 0, Imm =< 255 -> {Imm, RotCnt band 15};
+ true ->
+ NewRotCnt = RotCnt - 1,
+ if NewRotCnt =:= 0 -> []; % full circle, no joy
+ true ->
+ NewImm = (Imm bsr 2) bor ((Imm band 3) bsl 30),
+ imm_to_am1(NewImm, NewRotCnt)
+ end
+ end.
+
+%%-----------------------------------------------------------------------
+%% Another transformation, namely that of bsr to a pure fixnum bsr
+%% fixnum -> fixnum version (unsafe_bsr), failed to check for shifts
+%% larger than the number of bits in fixnums. Such shifts should
+%% return zero, but instead they became plain machine-level shift
+%% instructions. Machines often only consider the low-order bits of
+%% the shift count, so machine-level shifts larger than the word size
+%% do not match the Erlang semantics.
+%%-----------------------------------------------------------------------
+
+test_unsafe_bsr() ->
+ ok = bsr_check(bsr_test_cases()).
+
+bsr_test_cases() ->
+ [{16#FF, 4, 16#0F},
+ {16#FF, 64, 0}].
+
+bsr_check([]) -> ok;
+bsr_check([{X, Y, Z}|Rest]) ->
+ case do_bsr(X, Y) of
+ Z -> bsr_check(Rest);
+ _ -> 'hipe_broke_bsr'
+ end.
+
+do_bsr(X, Y) ->
+ (X band 16#FFFF) bsr (Y band 16#FFFF).
+
+%%-----------------------------------------------------------------------
+%% From: Sergey S, mid January 2009.
+%%
+%% While I was playing with +native option, I run into a bug in HiPE
+%% which leads to segmentation fault using +native and Erlang R12B-5.
+%%
+%% Eshell V5.6.5
+%% 1> crash:test().
+%% # Some message to be printed here each loop iteration
+%% Segmentation fault
+%%
+%% Diagnosed and fixed by Mikael Pettersson (22 Jan 2009):
+%%
+%% I've analysed the recently posted HiPE bug report on erlang-bugs
+%% <http://www.erlang.org/pipermail/erlang-bugs/2009-January/001162.html>.
+%% The segfault is caused by memory corruption, which in turn is caused
+%% by RTL removing an update of the HP (heap pointer) register due to
+%% what looks like broken liveness information.
+%%-----------------------------------------------------------------------
+
+test_R12B5_seg_fault() ->
+ _ = spawn(fun() -> init() end),
+ ok.
+
+init() ->
+ repeat(5, fun() -> void end),
+ receive after infinity -> ok end.
+
+repeat(0, _) ->
+ ok;
+repeat(N, Fun) ->
+ %% io:format("# Some message to be printed here each loop iteration\n"),
+ Fun(),
+ repeat(N - 1, Fun).
+
+%%-----------------------------------------------------------------------
+%% From: Jon Meredith
+%% Date: July 9, 2009
+%%
+%% Binary search key tables are sorted by the loader based on the
+%% runtime representations of the keys as unsigned words. However,
+%% the code generated for the binary search used signed comparisons.
+%% That worked for atoms and non-negative fixnums, but not for
+%% negative fixnums. Fixed by Mikael Pettersson July 10, 2009.
+%%-----------------------------------------------------------------------
+
+test_switch_neg_int() ->
+ ok = f(-80, 8).
+
+f(10, -1) -> ok;
+f(X, Y) ->
+ Y = g(X),
+ f(X + 10, Y - 1).
+
+g(X) -> % g(0) should be 0 but became -1
+ case X of
+ 0 -> 0;
+ -10 -> 1;
+ -20 -> 2;
+ -30 -> 3;
+ -40 -> 4;
+ -50 -> 5;
+ -60 -> 6;
+ -70 -> 7;
+ -80 -> 8;
+ _ -> -1
+ end.
+
+%%-----------------------------------------------------------------------
+%% From: Paul Guyot
+%% Date: Jan 31, 2011
+%%
+%% There is a bug in HiPE compilation with the comparison of floats
+%% with integers. This bug happens in functions f/1 and g/2 below.
+%% BEAM will evaluate f_eq(42) and f_eq(42.0) to true, while HiPE
+%% will evaluate them to false.
+%%
+%% The culprit was the Icode range analysis which was buggy. (On the
+%% other hand, HiPE properly evaluated these calls to true if passed
+%% the option 'no_icode_range'.) Fixed by Kostis Sagonas.
+%% --------------------------------------------------------------------
+
+test_icode_range_anal() ->
+ true = f_eq(42),
+ true = f_eq(42.0),
+ false = f_ne(42),
+ false = f_ne(42.0),
+ false = f_eq_ex(42),
+ false = f_eq_ex(42.0),
+ true = f_ne_ex(42),
+ true = f_ne_ex(42.0),
+ false = f_gt(42),
+ false = f_gt(42.0),
+ true = f_le(42),
+ true = f_le(42.0),
+ zero_test = g(0, test),
+ zero_test = g(0.0, test),
+ non_zero_test = g(42, test),
+ other = g(42, other),
+ ok.
+
+f_eq(X) ->
+ Y = X / 2,
+ Y == 21.
+
+f_ne(X) ->
+ Y = X / 2,
+ Y /= 21.
+
+f_eq_ex(X) ->
+ Y = X / 2,
+ Y =:= 21.
+
+f_ne_ex(X) ->
+ Y = X / 2,
+ Y =/= 21.
+
+f_gt(X) ->
+ Y = X / 2,
+ Y > 21.
+
+f_le(X) ->
+ Y = X / 2,
+ Y =< 21.
+
+g(X, Z) ->
+ Y = X / 2,
+ case Z of
+ test when Y == 0 -> zero_test;
+ test -> non_zero_test;
+ other -> other
+ end.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_comparisons.erl b/lib/hipe/test/basic_SUITE_data/basic_comparisons.erl
new file mode 100644
index 0000000000..8dab2cab1f
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_comparisons.erl
@@ -0,0 +1,157 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests for correct execution of comparison operators.
+%%%-------------------------------------------------------------------
+-module(basic_comparisons).
+
+-export([test/0]).
+
+test() ->
+ Ns = [0, 0.0, 42, 42.0, gazonk],
+ T1F4 = [true, false, false, false, false],
+ T2F3 = [true, true, false, false, false],
+ F1T4 = [false, true, true, true, true],
+ F2T3 = [false, false, true, true, true],
+ %% tests for calls
+ T1F4 = [eq_exact_call(0, N) || N <- Ns],
+ F1T4 = [ne_exact_call(0, N) || N <- Ns],
+ T2F3 = [eq_call(0, N) || N <- Ns],
+ F2T3 = [ne_call(0, N) || N <- Ns],
+ %% tests for guards
+ T1F4 = [eq_exact_guard(0, N) || N <- Ns],
+ F1T4 = [ne_exact_guard(0, N) || N <- Ns],
+ T2F3 = [eq_guard(0, N) || N <- Ns],
+ F2T3 = [ne_guard(0, N) || N <- Ns],
+ %% some more tests
+ ok = test_against_zero(),
+ ok = test_against_other_terms(),
+ ok = test_sofs_func(),
+ ok.
+
+test_against_zero() ->
+ Xs = [0, 1, 0.0],
+ [true, false, false] = [is_zero_int(X) || X <- Xs],
+ [true, false, true] = [is_zero_num(X) || X <- Xs],
+ [false, true, true] = [is_nonzero_int(X) || X <- Xs],
+ [false, true, false] = [is_nonzero_num(X) || X <- Xs],
+ ok.
+
+test_against_other_terms() ->
+ TTT = {true, true, true},
+ FFF = {false, false, false},
+ TTT = {is_foo_exact(foo), is_foo_term1(foo), is_foo_term2(foo)},
+ FFF = {is_foo_exact(bar), is_foo_term1(bar), is_foo_term2(bar)},
+ FFF = {is_nonfoo_exact(foo), is_nonfoo_term1(foo), is_nonfoo_term2(foo)},
+ TTT = {is_nonfoo_exact(bar), is_nonfoo_term1(bar), is_nonfoo_term2(bar)},
+ Tup = {a, {42}, [c]},
+ TTT = {is_tuple_skel(Tup), is_tuple_exact(Tup), is_tuple_term(Tup)},
+ BNi = <<42>>,
+ TTT = {is_bin_exact(BNi), is_bin_term1(BNi), is_bin_term2(BNi)},
+ BNf = <<42/float>>,
+ FFF = {is_bin_exact(BNf), is_bin_term1(BNf), is_bin_term2(BNf)},
+ ok.
+
+test_sofs_func() ->
+ L = [0, 0.0],
+ ok = sofs_func(L, L, L).
+
+%%--------------------------------------------------------------------
+%% Test for comparison operators used in body calls
+
+eq_exact_call(X, Y) -> X =:= Y.
+
+ne_exact_call(X, Y) -> X =/= Y.
+
+eq_call(X, Y) -> X == Y.
+
+ne_call(X, Y) -> X /= Y.
+
+%%--------------------------------------------------------------------
+%% Tests for comparison operators used as guards
+
+eq_exact_guard(X, Y) when X =:= Y -> true;
+eq_exact_guard(_, _) -> false.
+
+ne_exact_guard(X, Y) when X =/= Y -> true;
+ne_exact_guard(_, _) -> false.
+
+eq_guard(X, Y) when X == Y -> true;
+eq_guard(_, _) -> false.
+
+ne_guard(X, Y) when X /= Y -> true;
+ne_guard(_, _) -> false.
+
+%%--------------------------------------------------------------------
+
+is_zero_int(N) when N =:= 0 -> true;
+is_zero_int(_) -> false.
+
+is_nonzero_int(N) when N =/= 0 -> true;
+is_nonzero_int(_) -> false.
+
+is_zero_num(N) when N == 0 -> true;
+is_zero_num(_) -> false.
+
+is_nonzero_num(N) when N /= 0 -> true;
+is_nonzero_num(_) -> false.
+
+%%--------------------------------------------------------------------
+%% There should not really be any difference in the generated code
+%% for the following three functions.
+
+is_foo_exact(A) when A =:= foo -> true;
+is_foo_exact(_) -> false.
+
+is_foo_term1(A) when A == foo -> true;
+is_foo_term1(_) -> false.
+
+is_foo_term2(A) when foo == A -> true;
+is_foo_term2(_) -> false.
+
+%%--------------------------------------------------------------------
+%% Same for these cases
+
+is_nonfoo_exact(A) when A =/= foo -> true;
+is_nonfoo_exact(_) -> false.
+
+is_nonfoo_term1(A) when A /= foo -> true;
+is_nonfoo_term1(_) -> false.
+
+is_nonfoo_term2(A) when foo /= A -> true;
+is_nonfoo_term2(_) -> false.
+
+%%--------------------------------------------------------------------
+
+is_tuple_skel({A,{B},[C]}) when is_atom(A), is_integer(B), is_atom(C) -> true;
+is_tuple_skel(T) when is_tuple(T) -> false.
+
+is_tuple_exact(T) when T =:= {a,{42},[c]} -> true;
+is_tuple_exact(T) when is_tuple(T) -> false.
+
+is_tuple_term(T) when T == {a,{42.0},[c]} -> true;
+is_tuple_term(T) when is_tuple(T) -> false.
+
+%%--------------------------------------------------------------------
+%% But for binaries the treatment has to be different, due to the need
+%% for construction of the binary in the guard.
+
+is_bin_exact(B) when B =:= <<42>> -> true;
+is_bin_exact(_) -> false.
+
+is_bin_term1(B) when B == <<42>> -> true;
+is_bin_term1(_) -> false.
+
+is_bin_term2(B) when <<42>> == B -> true;
+is_bin_term2(_) -> false.
+
+%%--------------------------------------------------------------------
+%% a test from sofs.erl which failed at some point
+
+sofs_func([X | Ts], X0, L) when X /= X0 ->
+ sofs_func(Ts, X, L);
+sofs_func([X | _Ts], X0, _L) when X == X0 ->
+ ok;
+sofs_func([], _X0, L) ->
+ L.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_exceptions.erl b/lib/hipe/test/basic_SUITE_data/basic_exceptions.erl
new file mode 100644
index 0000000000..229a0516dc
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_exceptions.erl
@@ -0,0 +1,465 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests that raise exceptions and catch them.
+%%%-------------------------------------------------------------------
+-module(basic_exceptions).
+
+-export([test/0, test_catches/0]).
+
+%% functions used as arguments to spawn/3
+-export([bad_guy/2]).
+
+test() ->
+ ok = test_catch_exit(42),
+ ok = test_catch_throw(42),
+ ok = test_catch_element(),
+ ok = test_catch_crash(),
+ ok = test_catch_empty(),
+ ok = test_catch_merge(),
+ ok = test_catches_merged(),
+ ok = test_pending_errors(),
+ ok = test_bad_fun_call(),
+ ok = test_guard_bif(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Written in 2001 by Erik Johansson.
+
+test_catches() ->
+ ExitBar = {'EXIT', bar},
+ L1 = [ExitBar, ok, ExitBar, {ok, ExitBar}],
+ L1 = [t1(), t2(), t3(), t4()],
+ badarith = (catch element(1, element(2, t5(a, b)))),
+ L2 = [42, ExitBar, ExitBar, {no_exception, ok}],
+ L2 = [t5(21, 21), t6(), t7(), t8()],
+ ok.
+
+t1() ->
+ catch foo().
+
+t2() ->
+ V = (catch ok()),
+ s(),
+ V.
+
+t3() ->
+ V = (catch foo()),
+ V.
+
+t4() ->
+ V1 = ok(),
+ V2 = (catch foo()),
+ {V1, V2}.
+
+t5(A, B) ->
+ catch A + B.
+
+t6() ->
+ catch {no_exception, ok(), foo()}.
+
+t7() ->
+ catch {no_exception, foo(), ok()}.
+
+t8() ->
+ catch {no_exception, ok()}.
+
+foo() ->
+ s(),
+ exit(bar).
+
+ok() -> s(), ok.
+
+s() -> nada.
+
+%%--------------------------------------------------------------------
+
+test_catch_exit(N) ->
+ {'EXIT', N} = (catch exit(N)),
+ {'EXIT', 42} = (catch exit(42)),
+ 42 = try exit(N) catch exit:R1 -> R1 end,
+ 42 = try exit(42) catch exit:R2 -> R2 end,
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_catch_throw(N) ->
+ N = (catch throw(N)),
+ 42 = (catch throw(42)),
+ 42 = try throw(N) catch throw:R1 -> R1 end,
+ 42 = try throw(42) catch throw:R2 -> R2 end,
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_catch_element() ->
+ 'EXIT' = test_catch_element([]),
+ 'EXIT' = test_catch_element(42),
+ ok.
+
+test_catch_element(N) ->
+ element(1, catch element(N, {1,2,3,4,5,6,7,8,9,10,11})).
+
+%%--------------------------------------------------------------------
+
+-define(try_match(E),
+ catch ?MODULE:non_existing(),
+ {'EXIT', {{badmatch, nomatch}, _}} = (catch E = no_match())).
+
+test_catch_crash() ->
+ ?try_match(a),
+ ?try_match(42),
+ ?try_match({a, b, c}),
+ ?try_match([]),
+ ?try_match(1.0),
+ ok.
+
+no_match() -> nomatch.
+
+%% small_test() ->
+%% catch ?MODULE:non_existing(),
+%% io:format("Before\n",[]),
+%% hipe_bifs:show_nstack(self()),
+%% io:format("After\n",[]),
+%% garbage_collect().
+
+%%--------------------------------------------------------------------
+%% Tests whether the HiPE compiler optimizes catches in a way that
+%% does not result in an infinite loop.
+%%--------------------------------------------------------------------
+
+test_catch_empty() ->
+ badmatch().
+
+badmatch() ->
+ Big = ret_big(),
+ Float = ret_float(),
+ catch a = Big,
+ catch b = Float,
+ ok = case Big of Big -> ok end,
+ ok = case Float of Float -> ok end,
+ ok.
+
+ret_big() ->
+ 329847987298478924982978248748729829487298292982972978239874.
+
+ret_float() ->
+ 3.1415927.
+
+%%--------------------------------------------------------------------
+%% Test that shows how BEAM can merge catch-end blocks that belong to
+%% different catch-start instructions. Written by Richard Carlsson.
+%%--------------------------------------------------------------------
+
+test_catch_merge() ->
+ merge(get(whatever)).
+
+merge(foo=X) ->
+ catch f(X),
+ catch g(X);
+merge(X) ->
+ catch f(X),
+ catch g(X).
+
+f(_) -> ok.
+
+g(_) -> ok.
+
+%%--------------------------------------------------------------------
+%% Written by Tobias Lindahl.
+
+test_catches_merged() ->
+ {'EXIT', _} = merged_catches(foo),
+ {'EXIT', {badarith, _}} = merged_catches(bar),
+ {'EXIT', _} = merged_catches(baz),
+ ok.
+
+merged_catches(X) ->
+ case X of
+ foo -> catch fail1(0);
+ bar -> catch {catch(1 = X), fail2(0)};
+ baz -> catch fail3(0)
+ end.
+
+fail1(X) -> 1/X.
+
+fail2(X) -> 1/X.
+
+fail3(X) -> 1/X.
+
+%%--------------------------------------------------------------------
+%% Taken from exception_SUITE.erl
+%%--------------------------------------------------------------------
+
+test_pending_errors() ->
+ error_logger:tty(false), % disable printouts of error reports
+ pending_errors().
+
+%% Test various exceptions, in the presence of a previous error
+%% suppressed in a guard.
+pending_errors() ->
+ pending(e_badmatch, {badmatch, b}),
+ pending(x, function_clause),
+ pending(e_case, {case_clause, xxx}),
+ pending(e_if, if_clause),
+ %% pending(e_badarith, badarith),
+ %% pending(e_undef, undef),
+ pending(e_timeoutval, timeout_value),
+ %% pending(e_badarg, badarg),
+ %% pending(e_badarg_spawn, badarg),
+ ok.
+
+bad_guy(pe_badarith, Other) when Other+1 =:= 0 -> % badarith (suppressed)
+ ok;
+bad_guy(pe_badarg, Other) when length(Other) > 0 -> % badarg (suppressed)
+ ok;
+bad_guy(_, e_case) ->
+ case xxx() of
+ ok -> ok
+ end; % case_clause
+bad_guy(_, e_if) ->
+ B = b(),
+ if
+ a == B -> ok
+ end; % if_clause
+%% bad_guy(_, e_badarith) ->
+%% 1+b; % badarith
+bad_guy(_, e_undef) ->
+ non_existing_module:foo(); % undef
+bad_guy(_, e_timeoutval) ->
+ receive
+ after gazonk -> ok % timeout_value
+ end;
+bad_guy(_, e_badarg) ->
+ node(xxx); % badarg
+bad_guy(_, e_badarg_spawn) ->
+ spawn({}, {}, {}); % badarg
+bad_guy(_, e_badmatch) ->
+ a = b(). % badmatch
+
+xxx() -> xxx.
+
+b() -> b.
+
+pending(Arg, Expected) ->
+ pending(pe_badarith, Arg, Expected),
+ pending(pe_badarg, Arg, Expected).
+
+pending(First, Second, Expected) ->
+ pending_catched(First, Second, Expected),
+ pending_exit_message([First, Second], Expected).
+
+pending_catched(First, Second, Expected) ->
+ %% ok = io:format("Catching bad_guy(~p, ~p)\n", [First, Second]),
+ case catch bad_guy(First, Second) of
+ {'EXIT', Reason} ->
+ pending(Reason, bad_guy, [First, Second], Expected);
+ Other ->
+ exit({not_exit, Other})
+ end.
+
+pending_exit_message(Args, Expected) ->
+ %% ok = io:format("Trapping exits from spawn_link(~p, ~p, ~p)\n",
+ %% [?MODULE, bad_guy, Args]),
+ process_flag(trap_exit, true),
+ Pid = spawn_link(?MODULE, bad_guy, Args),
+ receive
+ {'EXIT', Pid, Reason} ->
+ pending(Reason, bad_guy, Args, Expected);
+ Other ->
+ exit({unexpected_message, Other})
+ after 10000 ->
+ exit(timeout)
+ end,
+ process_flag(trap_exit, false).
+
+%% pending({badarg, [{erlang,Bif,BifArgs},{?MODULE,Func,Arity}|_]},
+%% Func, Args, _Code)
+%% when atom(Bif), list(BifArgs), length(Args) =:= Arity ->
+%% ok;
+pending({badarg,Trace}, _, _, _) when is_list(Trace) ->
+ ok;
+%% pending({undef,[{non_existing_module,foo,[]}|_]}, _, _, _) ->
+%% ok;
+pending({undef,Trace}, _, _, _) when is_list(Trace) ->
+ ok;
+%% pending({function_clause,[{?MODULE,Func,Args}|_]}, Func, Args, _Code) ->
+%% ok;
+pending({function_clause,Trace}, _, _, _) when is_list(Trace) ->
+ ok;
+%% pending({Code,[{?MODULE,Func,Arity}|_]}, Func, Args, Code)
+%% when length(Args) =:= Arity ->
+%% ok;
+pending({Code,Trace}, _, _, Code) when is_list(Trace) ->
+ ok;
+pending(Reason, _Function, _Args, _Code) ->
+ exit({bad_exit_reason, Reason}).
+
+%%--------------------------------------------------------------------
+%% Taken from fun_SUITE.erl
+%%
+%% Checks correct exception throwing when calling a bad fun.
+%%--------------------------------------------------------------------
+
+test_bad_fun_call() ->
+ ok = bad_call_fc(42),
+ ok = bad_call_fc(xx),
+ ok = bad_call_fc({}),
+ ok = bad_call_fc({1}),
+ ok = bad_call_fc({1,2,3}),
+ ok = bad_call_fc({1,2,3}),
+ ok = bad_call_fc({1,2,3,4}),
+ ok = bad_call_fc({1,2,3,4,5,6}),
+ ok = bad_call_fc({1,2,3,4,5}),
+ ok = bad_call_fc({1,2}),
+ ok.
+
+bad_call_fc(Fun) ->
+ Args = [some, stupid, args],
+ Res = (catch Fun(Fun(Args))),
+ case Res of
+ {'EXIT', {{badfun, Fun} ,_Where}} ->
+ ok; %% = io:format("~p(~p) -> ~p\n", [Fun, Args, Res]);
+ Other ->
+ io:format("~p(~p) -> ~p\n", [Fun, Args, Res]),
+ exit({bad_result, Other})
+ end.
+
+%%--------------------------------------------------------------------
+%% Taken from guard_SUITE.erl
+%%
+%% Tests correct handling of exceptions by calling guard BIFs with
+%% nasty (but legal arguments).
+%%--------------------------------------------------------------------
+
+test_guard_bif() ->
+ Big = -237849247829874297658726487367328971246284736473821617265433,
+ Float = 387924.874,
+
+ %% Succeding use of guard bifs.
+
+ try_gbif('abs/1', Big, -Big),
+ try_gbif('float/1', Big, float(Big)),
+ try_gbif('trunc/1', Float, 387924.0),
+ try_gbif('round/1', Float, 387925.0),
+ try_gbif('length/1', [], 0),
+
+ try_gbif('length/1', [a], 1),
+ try_gbif('length/1', [a, b], 2),
+ try_gbif('length/1', lists:seq(0, 31), 32),
+
+ try_gbif('hd/1', [a], a),
+ try_gbif('hd/1', [a, b], a),
+
+ try_gbif('tl/1', [a], []),
+ try_gbif('tl/1', [a, b], [b]),
+ try_gbif('tl/1', [a, b, c], [b, c]),
+
+ try_gbif('size/1', {}, 0),
+ try_gbif('size/1', {a}, 1),
+ try_gbif('size/1', {a, b}, 2),
+ try_gbif('size/1', {a, b, c}, 3),
+ try_gbif('size/1', list_to_binary([]), 0),
+ try_gbif('size/1', list_to_binary([1]), 1),
+ try_gbif('size/1', list_to_binary([1, 2]), 2),
+ try_gbif('size/1', list_to_binary([1, 2, 3]), 3),
+
+ try_gbif('element/2', {x}, {1, x}),
+ try_gbif('element/2', {x, y}, {1, x}),
+ try_gbif('element/2', {x, y}, {2, y}),
+
+ try_gbif('self/0', 0, self()),
+ try_gbif('node/0', 0, node()),
+ try_gbif('node/1', self(), node()),
+
+ %% Failing use of guard bifs.
+
+ try_fail_gbif('abs/1', Big, 1),
+ try_fail_gbif('abs/1', [], 1),
+
+ try_fail_gbif('float/1', Big, 42),
+ try_fail_gbif('float/1', [], 42),
+
+ try_fail_gbif('trunc/1', Float, 0.0),
+ try_fail_gbif('trunc/1', [], 0.0),
+
+ try_fail_gbif('round/1', Float, 1.0),
+ try_fail_gbif('round/1', [], a),
+
+ try_fail_gbif('length/1', [], 1),
+ try_fail_gbif('length/1', [a], 0),
+ try_fail_gbif('length/1', a, 0),
+ try_fail_gbif('length/1', {a}, 0),
+
+ try_fail_gbif('hd/1', [], 0),
+ try_fail_gbif('hd/1', [a], x),
+ try_fail_gbif('hd/1', x, x),
+
+ try_fail_gbif('tl/1', [], 0),
+ try_fail_gbif('tl/1', [a], x),
+ try_fail_gbif('tl/1', x, x),
+
+ try_fail_gbif('size/1', {}, 1),
+ try_fail_gbif('size/1', [], 0),
+ try_fail_gbif('size/1', [a], 1),
+ try_fail_gbif('size/1', fun() -> 1 end, 0),
+ try_fail_gbif('size/1', fun() -> 1 end, 1),
+
+ try_fail_gbif('element/2', {}, {1, x}),
+ try_fail_gbif('element/2', {x}, {1, y}),
+ try_fail_gbif('element/2', [], {1, z}),
+
+ try_fail_gbif('self/0', 0, list_to_pid("<0.0.0>")),
+ try_fail_gbif('node/0', 0, xxxx),
+ try_fail_gbif('node/1', self(), xxx),
+ try_fail_gbif('node/1', yyy, xxx),
+ ok.
+
+try_gbif(Id, X, Y) ->
+ case guard_bif(Id, X, Y) of
+ {Id, X, Y} ->
+ %% io:format("guard_bif(~p, ~p, ~p) -- ok\n", [Id, X, Y]);
+ ok;
+ Other ->
+ ok = io:format("guard_bif(~p, ~p, ~p) -- bad result: ~p\n",
+ [Id, X, Y, Other]),
+ exit({bad_result,try_gbif})
+ end.
+
+try_fail_gbif(Id, X, Y) ->
+ case catch guard_bif(Id, X, Y) of
+ %% {'EXIT', {function_clause,[{?MODULE,guard_bif,[Id,X,Y]}|_]}} ->
+ {'EXIT', {function_clause,_}} -> % in HiPE, a trace is not generated
+ %% io:format("guard_bif(~p, ~p, ~p) -- ok\n", [Id,X,Y]);
+ ok;
+ Other ->
+ ok = io:format("guard_bif(~p, ~p, ~p) -- bad result: ~p\n",
+ [Id, X, Y, Other]),
+ exit({bad_result,try_fail_gbif})
+ end.
+
+guard_bif('abs/1', X, Y) when abs(X) == Y ->
+ {'abs/1', X, Y};
+guard_bif('float/1', X, Y) when float(X) == Y ->
+ {'float/1', X, Y};
+guard_bif('trunc/1', X, Y) when trunc(X) == Y ->
+ {'trunc/1', X, Y};
+guard_bif('round/1', X, Y) when round(X) == Y ->
+ {'round/1', X, Y};
+guard_bif('length/1', X, Y) when length(X) == Y ->
+ {'length/1', X, Y};
+guard_bif('hd/1', X, Y) when hd(X) == Y ->
+ {'hd/1', X, Y};
+guard_bif('tl/1', X, Y) when tl(X) == Y ->
+ {'tl/1', X, Y};
+guard_bif('size/1', X, Y) when size(X) == Y ->
+ {'size/1', X, Y};
+guard_bif('element/2', X, {Pos, Expected}) when element(Pos, X) == Expected ->
+ {'element/2', X, {Pos, Expected}};
+guard_bif('self/0', X, Y) when self() == Y ->
+ {'self/0', X, Y};
+guard_bif('node/0', X, Y) when node() == Y ->
+ {'node/0', X, Y};
+guard_bif('node/1', X, Y) when node(X) == Y ->
+ {'node/1', X, Y}.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_floats.erl b/lib/hipe/test/basic_SUITE_data/basic_floats.erl
new file mode 100644
index 0000000000..eec175075a
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_floats.erl
@@ -0,0 +1,180 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests that manipulate floating point numbers.
+%%%-------------------------------------------------------------------
+-module(basic_floats).
+
+-export([test/0]).
+-export([test_fmt_double_fpe_leak/0]). % suppress the unused warning
+
+test() ->
+ ok = test_arith_ops(),
+ ok = test_fp_ebb(),
+ ok = test_fp_phi(),
+ ok = test_big_bad_float(),
+ ok = test_catch_bad_fp_arith(),
+ ok = test_catch_fp_conv(),
+ ok = test_fp_with_fp_exceptions(),
+ %% ok = test_fmt_double_fpe_leak(), % this requires printing
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_arith_ops() ->
+ E = 2.5617,
+ 5.703200000000001 = add(E),
+ 0.5798000000000001 = sub(E),
+ 8.047580550000001 = mult(E),
+ -6.023e23 = negate(6.023e23),
+ ok.
+
+add(X) ->
+ 3.1415 + X.
+
+sub(X) ->
+ 3.1415 - X.
+
+mult(X) ->
+ 3.1415 * X.
+
+%% tests the translation of the fnegate BEAM instruction.
+negate(X) ->
+ - (X + 0.0).
+
+%%--------------------------------------------------------------------
+%% Test the construction of overlapping extended basic blocks where
+%% BEAM has constructed one and hipe_icode_fp constructs the other.
+%%--------------------------------------------------------------------
+
+test_fp_ebb() ->
+ 1.0 = foo(2 * math:pi()),
+ 1.0 = bar(2 * math:pi()),
+ ok.
+
+foo(X) ->
+ X / (2 * math:pi()).
+
+bar(X) ->
+ F = float_two(),
+ case F < 3.0 of
+ true -> (X * F) / ((2 * F) * math:pi());
+ false -> weird
+ end.
+
+float_two() ->
+ 2.0.
+
+%%--------------------------------------------------------------------
+
+test_fp_phi() ->
+ 10 = fp_phi(10, 100),
+ undefined = fp_phi(1.1e302, 0.000000001),
+ ok.
+
+fp_phi(A, B) ->
+ case catch A / B of
+ {'EXIT', _Reason} -> undefined;
+ _ -> round(100 * (A / B))
+ end.
+
+%%--------------------------------------------------------------------
+
+-define(BS, "93904329458954829589425849258998492384932849328493284932849328493284932389248329432932483294832949245827588578423578435783475834758375837580745807304258924584295924588459834958349589348589345934859384958349583945893458934859438593485995348594385943859438593458934589345938594385934859483958348934589435894859485943859438594594385938459438595034950439504395043950495043593485943758.0").
+
+test_big_bad_float() ->
+ ok = try f2l(?BS) catch error:badarg -> ok end,
+ ok = case catch f2l(?BS) of {'EXIT', {badarg, _}} -> ok end,
+ ok.
+
+f2l(F) ->
+ float_to_list(list_to_float(F)).
+
+%%--------------------------------------------------------------------
+%% Tests catching of floating point bad arithmetic.
+
+test_catch_bad_fp_arith() ->
+ 5.7 = f(2.56),
+ {'EXIT', {badarith, _}} = bad_arith(9.9),
+ ok.
+
+f(F) when is_float(F) -> F + 3.14.
+
+bad_arith(F) when is_float(F) ->
+ catch F * 1.70000e+308.
+
+%%--------------------------------------------------------------------
+%% Tests proper catching of exceptions due to illegal convertion of
+%% bignums to floating point numbers.
+
+test_catch_fp_conv() ->
+ F = 1.7e308, %% F is a number very close to a maximum float.
+ ok = big_arith(F),
+ ok = big_const_float(F),
+ ok.
+
+big_arith(F) ->
+ I = trunc(F),
+ {'EXIT', {badarith, _}} = big_int_arith(I),
+ ok.
+
+big_int_arith(I) when is_integer(I) ->
+ catch(3.0 + 2*I).
+
+big_const_float(F) ->
+ I = trunc(F),
+ badarith = try (1/(2*I)) catch error:Err -> Err end,
+ _ = 2/I,
+ {'EXIT', _} = (catch 4/(2*I)),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Forces floating point exceptions and tests that subsequent, legal,
+%% operations are calculated correctly.
+
+test_fp_with_fp_exceptions() ->
+ 0.0 = math:log(1.0),
+ badarith = try math:log(float_minus_one()) catch error:E1 -> E1 end,
+ 0.0 = math:log(1.0),
+ badarith = try math:log(float_zero()) catch error:E2 -> E2 end,
+ 0.0 = math:log(1.0),
+ %% An old-fashioned exception here just so as to test this case also
+ {'EXIT', _} = (catch fp_mult(3.23e133, 3.57e257)),
+ 0.0 = math:log(1.0),
+ badarith = try fp_div(5.0, 0.0) catch error:E3 -> E3 end,
+ 0.0 = math:log(1.0),
+ ok.
+
+fp_mult(X, Y) -> X * Y.
+
+fp_div(X, Y) -> X / Y.
+
+%% The following two function definitions appear here just to shut
+%% off 'expression will fail with a badarg' warnings from the compiler
+
+float_zero() -> 0.0.
+
+float_minus_one() -> -1.0.
+
+%%--------------------------------------------------------------------
+%% Test that erl_printf_format.c:fmt_double() does not leak pending FP
+%% exceptions to subsequent code. This used to break x87 FP code on
+%% 32-bit x86. Based on a problem report from Richard Carlsson.
+
+test_fmt_double_fpe_leak() ->
+ test_fmt_double_fpe_leak(float_zero(), int_two()),
+ ok.
+
+%% We need the specific sequence of erlang:display/1 on a float that
+%% triggers faulting ops in fmt_double() followed by a simple FP BIF.
+%% We also need to repeat this at least three times.
+test_fmt_double_fpe_leak(X, Y) ->
+ erlang:display(X), _ = math:log10(Y),
+ erlang:display(X), _ = math:log10(Y),
+ erlang:display(X), _ = math:log10(Y),
+ erlang:display(X), _ = math:log10(Y),
+ erlang:display(X),
+ math:log10(Y).
+
+int_two() -> 2.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_fun.erl b/lib/hipe/test/basic_SUITE_data/basic_fun.erl
new file mode 100644
index 0000000000..18ba7fdb3f
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_fun.erl
@@ -0,0 +1,124 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Tests for correct handling of funs.
+%%%-------------------------------------------------------------------
+-module(basic_fun).
+
+-export([test/0]).
+
+-export([dummy_foo/4, add1/1, test_fun03/0]).
+
+test() ->
+ ok = test_calls(),
+ ok = test_is_function(),
+ ok = test_is_function2(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Tests function and fun calls.
+
+test_calls() ->
+ ok = test_apply_call(?MODULE, dummy_foo),
+ ok = test_fun_call(fun dummy_foo/4),
+ ok = test_fun_call(fun ?MODULE:dummy_foo/4),
+ ok.
+
+test_apply_call(M, F) ->
+ M:F(bar, 42, foo, 17).
+
+test_fun_call(Fun) ->
+ Fun(bar, 42, foo, 17).
+
+dummy_foo(_, _, foo, _) -> ok.
+
+%%--------------------------------------------------------------------
+%% Tests handling of funs out of exported functions and 2-tuple funs.
+
+test_fun03() ->
+ MFPair = add1_as_2tuple(),
+ 4712 = do_call(add1_as_export(), 4711),
+ {badfun, MFPair} = try do_call(MFPair, 88) catch error:Err -> Err end,
+ true = do_guard(add1_as_export()),
+ false = do_guard(MFPair), % 2-tuples do not satisfy is_function/1
+ ok.
+
+do_call(F, X) -> F(X).
+
+do_guard(F) when is_function(F) -> true;
+do_guard(_) -> false.
+
+add1_as_export() -> fun ?MODULE:add1/1.
+
+add1_as_2tuple() -> {?MODULE, add1}.
+
+add1(X) -> X+1.
+
+%%--------------------------------------------------------------------
+%% Tests the is_function guard and BIF.
+
+test_is_function() ->
+ Fun = fun (X, foo) -> dummy_foo(X, mnesia_lib, foo, [X]) end,
+ ok = test_when_guard(Fun),
+ ok = test_if_guard(Fun),
+ ok.
+
+test_when_guard(X) when is_function(X) -> ok.
+
+test_if_guard(X) ->
+ if is_function(X) -> ok;
+ true -> weird
+ end.
+
+%%--------------------------------------------------------------------
+%% Tests the is_function2 guard and BIF.
+
+test_is_function2() ->
+ ok = test_guard(),
+ ok = test_guard2(),
+ ok = test_call(),
+ ok.
+
+test_guard() ->
+ zero_fun = test_f2(fun () -> ok end),
+ unary_fun = test_f2(fun(X) -> X end),
+ binary_fun = test_f2(fun (X, Y) -> {X, Y} end),
+ no_fun = test_f2(gazonk),
+ ok.
+
+test_f2(Fun) when is_function(Fun, 0) ->
+ zero_fun;
+test_f2(Fun) when is_function(Fun, 1) ->
+ unary_fun;
+test_f2(Fun) when is_function(Fun, 2) ->
+ binary_fun;
+test_f2(_) ->
+ no_fun.
+
+test_guard2() ->
+ zero_fun = test_f2_n(fun () -> ok end, 0),
+ unary_fun = test_f2_n(fun (X) -> X end, 1),
+ binary_fun = test_f2_n(fun (X, Y) -> {X, Y} end, 2),
+ no_fun = test_f2_n(gazonk, 0),
+ ok.
+
+test_f2_n(F, N) when is_function(F, N) ->
+ case N of
+ 0 -> zero_fun;
+ 1 -> unary_fun;
+ 2 -> binary_fun
+ end;
+test_f2_n(_, _) ->
+ no_fun.
+
+test_call() ->
+ true = test_fn2(fun (X, Y) -> {X,Y} end, 2),
+ false = test_fn2(fun (X, Y) -> {X,Y} end, 3),
+ false = test_fn2(gazonk, 2),
+ {'EXIT', {badarg, _TR1}} = (catch test_fn2(gazonk, gazonk)),
+ {'EXIT', {badarg, _TR2}} = (catch test_fn2(fun (X, Y) -> {X, Y} end, gazonk)),
+ ok.
+
+test_fn2(F, N) ->
+ is_function(F, N).
diff --git a/lib/hipe/test/basic_SUITE_data/basic_guards.erl b/lib/hipe/test/basic_SUITE_data/basic_guards.erl
new file mode 100644
index 0000000000..81eeed7c3b
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_guards.erl
@@ -0,0 +1,164 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests for correct handling of guards and guard BIFs.
+%%%-------------------------------------------------------------------
+-module(basic_guards).
+
+-export([test/0]).
+%% Prevent the inlining of the following functions
+-export([bad_arith/0, bad_tuple/0, is_strange_guard/0]).
+
+test() ->
+ ok = guard0(4.2),
+ ok = guard1([foo]),
+ ok = test_guard2(),
+ ok = test_guard3(),
+ ok = test_guard4(),
+ ok = test_is_boolean(),
+ ok = test_bad_guards(),
+ ok.
+
+%%--------------------------------------------------------------------
+
+guard0(X) when X /= 0, is_float(X) ->
+ ok.
+
+guard1(X) when is_atom(X) orelse is_float(X) ->
+ error1;
+guard1(X) when is_reference(hd(X)) ->
+ error2;
+guard1(X) when is_integer(hd(X)) ->
+ error3;
+guard1(X) when hd(X) == foo ->
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_guard2() ->
+ ok1 = guard2(true),
+ not_boolean = guard2(42),
+ ok2 = guard2(false),
+ ok.
+
+guard2(X) when X -> % gets transformed to: is_boolean(X), X =:= true
+ ok1;
+guard2(X) when X =:= false ->
+ ok2;
+guard2(_) ->
+ not_boolean.
+
+%%--------------------------------------------------------------------
+
+-define(is_foo(X), (is_atom(X) or (is_tuple(X) and (element(1, X) =:= 'foo')))).
+
+test_guard3() ->
+ no = f('foo'),
+ yes = f({'foo', 42}),
+ no = f(42),
+ ok.
+
+f(X) when ?is_foo(X) -> yes;
+f(_) -> no.
+
+%%--------------------------------------------------------------------
+
+-define(EXT_REF, <<131,114,0,3,100,0,19,114,101,102,95,116,101,115,116,95,98,117,103,64,103,111,114,98,97,103,2,0,0,0,125,0,0,0,0,0,0,0,0>>).
+
+test_guard4() ->
+ yes = is_ref(make_ref()),
+ no = is_ref(gazonk),
+ yes = is_ref(an_external_ref(?EXT_REF)),
+ ok.
+
+is_ref(Ref) when is_reference(Ref) -> yes;
+is_ref(_Ref) -> no.
+
+an_external_ref(Bin) ->
+ binary_to_term(Bin).
+
+%%--------------------------------------------------------------------
+
+test_is_boolean() ->
+ ok = is_boolean_in_if(),
+ ok = is_boolean_in_guard().
+
+is_boolean_in_if() ->
+ ok1 = tif(true),
+ ok2 = tif(false),
+ not_bool = tif(other),
+ ok.
+
+is_boolean_in_guard() ->
+ ok = tg(true),
+ ok = tg(false),
+ not_bool = tg(other),
+ ok.
+
+tif(V) ->
+ Yes = yes(), %% just to prevent the optimizer removing this
+ if
+ %% the following line generates an is_boolean instruction
+ V, Yes == yes ->
+ %% while the following one does not (?!)
+ %% Yes == yes, V ->
+ ok1;
+ not(not(not(V))) ->
+ ok2;
+ V ->
+ ok3;
+ true ->
+ not_bool
+ end.
+
+tg(V) when is_boolean(V) ->
+ ok;
+tg(_) ->
+ not_bool.
+
+yes() -> yes.
+
+%%--------------------------------------------------------------------
+%% original test by Bjorn G
+
+test_bad_guards() ->
+ ok = bad_arith(),
+ ok = bad_tuple(),
+ ok = is_strange_guard(),
+ ok.
+
+bad_arith() ->
+ 13 = bad_arith1(1, 12),
+ 42 = bad_arith1(1, infinity),
+ 42 = bad_arith1(infinity, 1),
+ 42 = bad_arith2(infinity, 1),
+ 42 = bad_arith3(inf),
+ 42 = bad_arith4(infinity, 1),
+ ok.
+
+bad_arith1(T1, T2) when (T1 + T2) < 17 -> T1 + T2;
+bad_arith1(_, _) -> 42.
+
+bad_arith2(T1, T2) when (T1 * T2) < 17 -> T1 * T2;
+bad_arith2(_, _) -> 42.
+
+bad_arith3(T) when (bnot T) < 17 -> T;
+bad_arith3(_) -> 42.
+
+bad_arith4(T1, T2) when (T1 bsr T2) < 10 -> T1 bsr T2;
+bad_arith4(_, _) -> 42.
+
+bad_tuple() ->
+ error = bad_tuple1(a),
+ error = bad_tuple1({a, b}),
+ x = bad_tuple1({x, b}),
+ y = bad_tuple1({a, b, y}),
+ ok.
+
+bad_tuple1(T) when element(1, T) =:= x -> x;
+bad_tuple1(T) when element(3, T) =:= y -> y;
+bad_tuple1(_) -> error.
+
+is_strange_guard() when is_tuple({1, bar, length([1, 2, 3, 4]), self()}) -> ok;
+is_strange_guard() -> error.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_inline_function.erl b/lib/hipe/test/basic_SUITE_data/basic_inline_function.erl
new file mode 100644
index 0000000000..4c08064670
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_inline_function.erl
@@ -0,0 +1,73 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests that depend on the compiler inliner being turned on.
+%%%-------------------------------------------------------------------
+-module(basic_inline_function).
+
+-export([test/0]).
+
+-compile({inline, [{to_objects, 3}]}).
+
+test() ->
+ ok = test_inline_match(),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_inline_match() ->
+ bad_object = test1(a, {binary, foo, set}, c),
+ bad_object = test2(a, {binary, foo, set}, c),
+ bad_object = test3(a, {binary, foo, set}, c),
+ ok.
+
+%% Inlined
+test1(KeysObjs, C, Ts) ->
+ case catch to_objects(KeysObjs, C, Ts) of
+ {'EXIT', _} ->
+ bad_object;
+ ok ->
+ ok
+ end.
+
+%% "Inlined" by hand
+test2(KeysObjs, C, _Ts) ->
+ case catch (case C of
+ {binary, _, set} ->
+ <<_ObjSz0:32, _T/binary>> = KeysObjs;
+ _ -> ok
+ end) of
+ {'EXIT', _} ->
+ bad_object;
+ ok ->
+ ok
+ end.
+
+%% Not inlined
+test3(KeysObjs, C, Ts) ->
+ case catch fto_objects(KeysObjs, C, Ts) of
+ {'EXIT', _} ->
+ bad_object;
+ ok ->
+ ok
+ end.
+
+%% Inlined.
+to_objects(Bin, {binary, _, set}, _Ts) ->
+ <<_ObjSz0:32, _T/binary>> = Bin,
+ ok;
+to_objects(<<_ObjSz0:32, _T/binary>> ,_, _) ->
+ ok;
+to_objects(_Bin, _, _Ts) ->
+ ok.
+
+%% Not Inlined.
+fto_objects(Bin, {binary, _, set}, _Ts) ->
+ <<_ObjSz0:32, _T/binary>> = Bin,
+ ok;
+fto_objects(<<_ObjSz0:32, _T/binary>> ,_,_) ->
+ ok;
+fto_objects(_Bin, _, _Ts) ->
+ ok.
+
diff --git a/lib/hipe/test/basic_SUITE_data/basic_inline_module.erl b/lib/hipe/test/basic_SUITE_data/basic_inline_module.erl
new file mode 100644
index 0000000000..306c6a39ce
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_inline_module.erl
@@ -0,0 +1,31 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests that depend on the compiler inliner being turned on.
+%%%-------------------------------------------------------------------
+-module(basic_inline_module).
+
+-export([test/0]).
+
+-compile([inline]). %% necessary for these tests
+
+test() ->
+ ok = test_case_end_atom(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Tests whether the translation of a case_end instruction works even
+%% when an exception (no matching case pattern) is to be raised.
+
+test_case_end_atom() ->
+ {'EXIT',{{case_clause,some_atom},_Trace}} = (catch test_case_stm_inlining()),
+ ok.
+
+test_case_stm_inlining() ->
+ case some_atom() of
+ another_atom -> strange_result
+ end.
+
+some_atom() ->
+ some_atom.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_issues_beam.erl b/lib/hipe/test/basic_SUITE_data/basic_issues_beam.erl
new file mode 100644
index 0000000000..73367c5c45
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_issues_beam.erl
@@ -0,0 +1,326 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains code examples, mostly taken from the mailing list, that
+%%% crashed the BEAM compiler or gave an internal error at some point.
+%%%-------------------------------------------------------------------
+-module(basic_issues_beam).
+
+-export([test/0]).
+
+test() ->
+ ok = test_crash_R10_hinde(),
+ ok = test_error_R10_mander(),
+ ok = test_error_R11_bjorklund(),
+ ok = test_error_R11_rath(),
+ ok = test_error_R12_empty_bin_rec(),
+ ok = test_bug_R12_cornish(),
+ ok = test_crash_R12_morris(),
+ ok = test_error_R13_almeida(),
+ ok = test_error_R13B01_fisher(),
+ ok = test_error_R13B01_sawatari(),
+ ok = test_error_R13B01_whongo(),
+ ok = test_error_R16B03_norell(),
+ ok = test_error_try_wings(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Fisher R10 compiler crash
+%%--------------------------------------------------------------------
+
+-record(r, {a, b, c}).
+
+test_crash_R10_hinde() ->
+ rec_R10_hinde(#r{}).
+
+rec_R10_hinde(As) ->
+ case As of
+ A when A#r.b == ""; A#r.b == undefined -> ok;
+ _ -> error
+ end.
+
+%%--------------------------------------------------------------------
+%% From: Peter-Henry Mander
+%% Date: 27 Jan, 2005
+%%
+%% I managed to isolate a non-critical BEAM compilation error
+%% (internal error in v3_codegen) when compiling the following code:
+%%--------------------------------------------------------------------
+
+test_error_R10_mander() ->
+ try just_compile_me_R10() catch _:_ -> ok end.
+
+just_compile_me_R10() ->
+ URI_Before =
+ {absoluteURI,
+ {scheme, fun() -> nil end},
+ {hier_part,
+ {net_path,
+ {srvr,
+ {userinfo, nil},
+ fun() -> nil end},
+ nil},
+ {port, nil}}},
+ {absoluteURI,
+ {scheme, _},
+ {hier_part,
+ {net_path,
+ {srvr,
+ {userinfo, nil},
+ _HostportBefore},
+ nil},
+ {port, nil}}} = URI_Before,
+ %% ... some funky code ommitted, not relevant ...
+ {absoluteURI,
+ {scheme, _},
+ {hier_part,
+ {net_path,
+ {srvr,
+ {userinfo, nil},
+ HostportAfter},
+ nil},
+ {port, nil}}} = URI_Before,
+ %% NOTE: I intended to write URI_After instead of URI_Before
+ %% but the accident revealed that when you add the line below,
+ %% it causes internal error in v3_codegen on compilation
+ {hostport, {hostname, "HostName"}, {port, nil}} = HostportAfter,
+ ok.
+
+%%--------------------------------------------------------------------
+%% From: Martin Bjorklund
+%% Date: Aug 16, 2006
+%%
+%% I found this compiler bug in R10B-10 and R11B-0.
+%%
+%% Function -just_compile_me/0-fun-2-/1 refers to undefined label 18
+%% ./bjorklund_R11compiler_bug.erl:none: internal error in beam_clean;
+%% crash reason: {{case_clause,{'EXIT',{undefined_label,18}}},
+%% [{compile,'-select_passes/2-anonymous-2-',2},
+%% {compile,'-internal_comp/4-anonymous-1-',2},
+%% {compile,fold_comp,3},
+%% {compile,internal_comp,4},
+%% {compile,internal,3}]}
+%%--------------------------------------------------------------------
+
+test_error_R11_bjorklund() ->
+ just_compile_me_R11_bjorklund().
+
+just_compile_me_R11_bjorklund() ->
+ G = fun() -> ok end,
+ try
+ G() %% fun() -> ok end
+ after
+ fun({A, B}) -> A + B end
+ end.
+
+%%--------------------------------------------------------------------
+%% From: Tim Rath
+%% Date: Sep 13, 2006
+%% Subject: Compiler bug not quite fixed
+%%
+%%
+%% I saw a compiler bug posted to the list by Martin Bjorklund that
+%% appeared to be exactly the problem I'm seeing, and then noticed
+%% that this was fixed in R11B-1. Unfortunately, though R11B-1 appears
+%% to fix the code submitted by Martin, it does not fix my case.
+%%
+%% Function -just_compile_me/0-fun-2-/1 refers to undefined label 13
+%% ./rath_R11compiler_bug.erl:none: internal error in beam_clean;
+%% crash reason: {{case_clause,{'EXIT',{undefined_label,13}}},
+%% [{compile,'-select_passes/2-anonymous-2-',2},
+%% {compile,'-internal_comp/4-anonymous-1-',2},
+%% {compile,fold_comp,3},
+%% {compile,internal_comp,4},
+%% {compile,internal,3}]}
+%%--------------------------------------------------------------------
+
+test_error_R11_rath() ->
+ just_compile_me_R11_rath().
+
+just_compile_me_R11_rath() ->
+ A = {6},
+ try
+ io:fwrite("")
+ after
+ fun () ->
+ fun () -> {_} = A end
+ end
+ end.
+
+%%----------------------------------------------------------------------
+%% Program that crashed the R12B-0 compiler: internal error in v3_codegen
+%%----------------------------------------------------------------------
+
+-record(rec, {a = <<>> :: binary(), b = 42 :: integer()}).
+
+test_error_R12_empty_bin_rec() ->
+ 42 = test_empty_bin_rec(#rec{}),
+ ok.
+
+test_empty_bin_rec(R) ->
+ #rec{a = <<>>} = R,
+ R#rec.b.
+
+%%----------------------------------------------------------------------
+%% From: Simon Cornish
+%% Date: Jan 13, 2008
+%%
+%% The attached Erlang code demonstrates an R12B-0 bug with funs.
+%% Compile and evaluate the two die/1 calls for two different failure modes.
+%% It seems to me that the live register check for call_fun is off by one.
+%%----------------------------------------------------------------------
+
+-record(b, {c}).
+
+test_bug_R12_cornish() ->
+ {a2, a} = die(a),
+ {a2, {b, c}} = die({b, c}),
+ ok.
+
+die(A) ->
+ F = fun() -> {ok, A} end,
+ if A#b.c =:= [] -> one;
+ true ->
+ case F() of
+ {ok, A2} -> {a2, A2};
+ _ -> three
+ end
+ end.
+
+%%----------------------------------------------------------------------
+%% From: Hunter Morris
+%% Date: Nov 20, 2008
+%%
+%% The following code (tested with R12B-4 or R12B-5, vanilla compiler
+%% options) produces a compiler crash. It's nonsensical, and I realise
+%% that andalso can be quite evil, but it's a crash nonetheless.
+%%----------------------------------------------------------------------
+
+test_crash_R12_morris() ->
+ foo(42).
+
+foo(Bar) when (is_integer(Bar) andalso Bar =:= 0) ; Bar =:= 42 ->
+ ok.
+
+%%--------------------------------------------------------------------
+%% From: Paulo Sergio Almeida
+%% Date: May 20, 2009
+%%
+%% The following code when compiled under R13B gives a compiler error.
+%% Function loop/1 refers to undefined label 6
+%% ./almeida_R13compiler_bug.erl:none: internal error in beam_peep;
+%% crash reason: {{case_clause,{'EXIT',{undefined_label,6}}},
+%% [{compile,'-select_passes/2-anonymous-2-',2},
+%% {compile,'-internal_comp/4-anonymous-1-',2},
+%%--------------------------------------------------------------------
+
+test_error_R13_almeida() ->
+ self() ! {backup, 42, false},
+ loop([]).
+
+loop(Tids) ->
+ receive
+ {backup, Tid, Dumping} ->
+ case Dumping of
+ false -> ok;
+ _ -> receive {logged, Tab, Tid} -> put({log, Tab}, Tid) end
+ end,
+ collect(Tid, Tids, [])
+ end.
+
+collect(_, _, _) -> ok.
+
+%%--------------------------------------------------------------------
+%% Fisher R13B01 compiler error
+%%--------------------------------------------------------------------
+
+test_error_R13B01_fisher() ->
+ perform_select({foo, "42"}).
+
+perform_select({Type, Keyval}) ->
+ try
+ if is_atom(Type) andalso length(Keyval) > 0 -> ok;
+ true -> ok
+ end
+ catch
+ _:_ -> fail
+ end.
+
+%%--------------------------------------------------------------------
+%% From: Mikage Sawatari
+%% Date: Jun 12, 2009
+%%
+%% I have the following compilation problem on Erlang R13B01.
+%% Compiler reports "Internal consistency check failed".
+%%--------------------------------------------------------------------
+
+test_error_R13B01_sawatari() ->
+ test_sawatari([1, null, 3], <<1, 2, 3>>).
+
+test_sawatari([], _Bin) -> ok;
+test_sawatari([H|T], Bin) ->
+ _ = case H of
+ null -> <<Bin/binary>>;
+ _ -> ok
+ end,
+ test_sawatari(T, Bin).
+
+%%--------------------------------------------------------------------
+
+test_error_R13B01_whongo() ->
+ S = "gazonk",
+ S = orgno_alphanum(S),
+ ok.
+
+orgno_alphanum(Cs) ->
+ [C || C <- Cs, ((C >= $0) andalso (C =< $9))
+ orelse ((C >= $a) andalso (C =< $z))
+ orelse ((C >= $A) andalso (C =< $Z))].
+
+%%--------------------------------------------------------------------
+%% I'm getting an Internal Consistency Check error when attempting to
+%% build Wings3D on Mac OS X 10.4.2 (Erlang OTP R10B-6):
+%%
+%% erlc -pa /ebin +warn_unused_vars -I/include -I ../e3d -W +debug_info
+%% '-Dwings_version="0.98.31"' -pa ../ebin -o../ebin wings_color.erl
+%% wings_color: function internal_rgb_to_hsv/3+97:
+%% Internal consistency check failed - please report this bug.
+%% Instruction: {test,is_eq_exact,{f,80},[{x,0},{atom,error}]}
+%% Error: {unsafe_instruction,{float_error_state,cleared}}:
+%%
+%% The problem is the interaction of the 'try' construct with the
+%% handling of FP exceptions.
+%%--------------------------------------------------------------------
+
+test_error_try_wings() ->
+ %% a call with a possible FP exception
+ {199.99999999999997, 0.045454545454545456, 44} = rgb_to_hsv(42, 43, 44),
+ ok.
+
+rgb_to_hsv(R, G, B) ->
+ Max = lists:max([R, G, B]),
+ Min = lists:min([R, G, B]),
+ V = Max,
+ {Hue, Sat} = try
+ {if Min == B -> (G-Min)/(R+G-2.0*Min);
+ Min == R -> (1.0+(B-Min)/(B+G-2.0*Min));
+ Min == G -> (2.0+(R-Min)/(B+R-2.0*Min))
+ end * 120, (Max-Min)/Max}
+ catch
+ error:badarith -> {undefined, 0.0}
+ end,
+ {Hue, Sat, V}.
+
+%%--------------------------------------------------------------------
+%% From: Ulf Norell
+%% Date: Feb 28, 2014
+%%
+%% This caused an internal error in v3_codegen
+%%--------------------------------------------------------------------
+
+test_error_R16B03_norell() ->
+ test_error_R16B03_norell(#r{}, gazonk).
+
+test_error_R16B03_norell(Rec, Tag) ->
+ is_record(Rec, Tag, 3) orelse ok.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_issues_hipe.erl b/lib/hipe/test/basic_SUITE_data/basic_issues_hipe.erl
new file mode 100644
index 0000000000..e71045bfe2
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_issues_hipe.erl
@@ -0,0 +1,153 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains code examples that exhibited crashes in the HiPE compiler.
+%%%-------------------------------------------------------------------
+-module(basic_issues_hipe).
+
+-export([test/0]).
+
+%% functions that need to be exported so that they are retained.
+-export([auth/4]).
+
+test() ->
+ ok = test_dominance_trees(),
+ ok = test_merged_const(),
+ ok = test_var_pair(),
+ ok = test_bif_fails(),
+ ok = test_find_catches(),
+ ok = test_heap_allocate_trim(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% This is taken from a file sent to us by Martin Bjorklund @ Nortel
+%% on 14th November 2004. The problem was in the SSA unconvert pass.
+%%
+%% No tests here; we simply check that the HiPE compiler does not go
+%% into an infinite loop when compiling strange functions like this.
+%%--------------------------------------------------------------------
+
+auth(_, A, B, C) ->
+ auth(A, B, C, []).
+
+%%--------------------------------------------------------------------
+%% Exposed a crash in the generation of dominance trees used in SSA.
+%%--------------------------------------------------------------------
+
+-record(state, {f}).
+
+test_dominance_trees() ->
+ {ok, true} = doit(true, #state{f = true}),
+ ok.
+
+doit(Foo, S) ->
+ Fee = case Foo of
+ Bar when Bar == S#state.f; Bar == [] -> true;
+ _ -> false
+ end,
+ {ok, Fee}.
+
+%%--------------------------------------------------------------------
+%% Checks that the merging of constants in the constant table uses the
+%% appropriate comparison function for this.
+%%--------------------------------------------------------------------
+
+test_merged_const() ->
+ Const1 = {'', 1.0000},
+ Const2 = {'', 1},
+ match(Const1, Const2).
+
+match(A, A) ->
+ error;
+match(_A, _B) ->
+ ok.
+
+%%--------------------------------------------------------------------
+%% Checks that the HiPE compiler does not get confused by constant
+%% data structures similar to the internal compiler data structures.
+%%--------------------------------------------------------------------
+
+test_var_pair() ->
+ ok = var_pair([gazonk]).
+
+var_pair([_|_]) ->
+ var_pair({var, some_atom});
+var_pair(_) ->
+ ok.
+
+%%--------------------------------------------------------------------
+%% This module was causing the HiPE compiler to crash in January 2007.
+%% The culprit was an "optimization" of the BEAM compiler: postponing
+%% the save of x variables when BIFs cannot fail. This was fixed on
+%% February 1st, by making the HiPE compiler use the same functions
+%% as the BEAM compiler for deciding whether a BIF fails.
+%%--------------------------------------------------------------------
+
+test_bif_fails() ->
+ [42] = bif_fails_in_catch([42]),
+ true = bif_fails_in_try([42]),
+ ok.
+
+bif_fails_in_catch(X) ->
+ case catch get(gazonk) of
+ _ -> X
+ end.
+
+bif_fails_in_try(X) ->
+ try
+ true = X =/= []
+ catch
+ _ -> nil(X)
+ end.
+
+nil(_) -> [].
+
+%%--------------------------------------------------------------------
+%% Test that resulted in a native code compiler crash in the code of
+%% hipe_icode_exceptions:find_catches/1 when compiling find_catches/2.
+%%--------------------------------------------------------------------
+
+test_find_catches() ->
+ 42 = find_catches(a, false),
+ ok.
+
+find_catches(X, Y) ->
+ case X of
+ a when Y =:= true ->
+ catch id(X),
+ X;
+ b when Y =:= true ->
+ catch id(X),
+ X;
+ a ->
+ catch id(X),
+ 42;
+ b ->
+ catch id(X),
+ 42
+ end.
+
+id(X) -> X.
+
+%%--------------------------------------------------------------------
+%% Date: Dec 28, 2007
+%%
+%% This is a test adapted from the file sent to the Erlang mailing
+%% list by Eranga Udesh. The file did not compile because of problems
+%% with the heap_allocate instruction and stack trimming.
+%%--------------------------------------------------------------------
+
+test_heap_allocate_trim() ->
+ {abandon, 42} = get_next_retry(a, 42),
+ ok.
+
+get_next_retry(Error, Count) ->
+ case catch pair(retry_scheme, {Error, Count}) of
+ _ ->
+ case pair(Error, Count) of
+ _ -> {abandon, Count}
+ end
+ end.
+
+pair(A, B) -> {A, B}.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_lists.erl b/lib/hipe/test/basic_SUITE_data/basic_lists.erl
new file mode 100644
index 0000000000..264a7f86f6
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_lists.erl
@@ -0,0 +1,61 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests that manipulate and pattern match against lists
+%%% (perhaps by calling functions from the 'lists' module).
+%%%-------------------------------------------------------------------
+-module(basic_lists).
+
+-export([test/0]).
+
+test() ->
+ ok = test_length(),
+ ok = test_lists_key(),
+ ok = test_lists_and_strings(),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_length() ->
+ Len = 42,
+ Lst = mklist(Len, []),
+ Len = iterate(100, Lst),
+ ok.
+
+mklist(0, L) -> L;
+mklist(X, L) -> mklist(X-1, [X|L]).
+
+iterate(0, L) -> len(L, 0);
+iterate(X, L) -> len(L, 0), iterate(X-1, L).
+
+len([_|X], L) -> len(X, L+1);
+len([], L) -> L.
+
+%%--------------------------------------------------------------------
+
+test_lists_key() ->
+ First = {x, 42.0},
+ Second = {y, -77},
+ Third = {z, [a, b, c], {5.0}},
+ List = [First, Second, Third],
+ {value, First} = key_search_find(42, 2, List),
+ ok.
+
+key_search_find(Key, Pos, List) ->
+ case lists:keyfind(Key, Pos, List) of
+ false ->
+ false = lists:keysearch(Key, Pos, List);
+ Tuple when is_tuple(Tuple) ->
+ {value, Tuple} = lists:keysearch(Key, Pos, List)
+ end.
+
+%%--------------------------------------------------------------------
+
+test_lists_and_strings() ->
+ LL = ["H'A", " H'B", " H'C"],
+ LL2 = lists:map(fun string:strip/1, LL),
+ HexFormat = fun(X, Acc) -> {string:substr(X, 3), Acc} end,
+ {LL3,_Ret} = lists:mapfoldl(HexFormat, 0, LL2),
+ ["A", "B", "C"] = lists:sublist(LL3, 42),
+ ok.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_module_info.erl b/lib/hipe/test/basic_SUITE_data/basic_module_info.erl
new file mode 100644
index 0000000000..cab48b10ba
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_module_info.erl
@@ -0,0 +1,32 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%% Date: Oct 25, 2003
+%%%
+%%% Tests whether calling module_info from the same module works.
+%%% This seems trivial, but the problem is that the module_info/[0,1]
+%%% functions that the BEAM file contains used to be dummy functions
+%%% containing crap. So, these functions could not be used for
+%%% compilation to native code and the functions that the BEAM loader
+%%% generates should have been used instead. This was a HiPE bug
+%%% reported by Dan Wallin.
+%%%-------------------------------------------------------------------
+-module(basic_module_info).
+
+-export([test/0]).
+
+test() ->
+ L = test_local_mi0_call(),
+ E = test_remote_mi1_call(),
+ {3, 3} = {L, E},
+ ok.
+
+test_local_mi0_call() ->
+ ModInfo = module_info(),
+ %% io:format("ok, ModInfo=~w\n", [ModInfo]),
+ {exports, FunList} = lists:keyfind(exports, 1, ModInfo),
+ length(FunList).
+
+test_remote_mi1_call() ->
+ FunList = ?MODULE:module_info(exports),
+ length(FunList).
diff --git a/lib/hipe/test/basic_SUITE_data/basic_pattern_match.erl b/lib/hipe/test/basic_SUITE_data/basic_pattern_match.erl
new file mode 100644
index 0000000000..93240354a7
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_pattern_match.erl
@@ -0,0 +1,46 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains code examples that test pattern matching against terms of
+%%% various types.
+%%%-------------------------------------------------------------------
+-module(basic_pattern_match).
+
+-export([test/0]).
+
+test() ->
+ ok = test_hello_world(),
+ ok = test_list_plus_plus_match(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Trivial test to test pattern matching compilation with atoms, the
+%% correct handling of all sorts of alphanumeric types in Erlang, and
+%% conversions between them.
+
+test_hello_world() ->
+ String = gimme(string),
+ String = atom_to_list(gimme(atom)),
+ String = binary_to_list(gimme(binary)),
+ true = (list_to_atom(String) =:= gimme(atom)),
+ true = (list_to_binary(String) =:= gimme(binary)),
+ ok.
+
+gimme(string) ->
+ "hello world";
+gimme(atom) ->
+ 'hello world';
+gimme(binary) ->
+ <<"hello world">>.
+
+%%--------------------------------------------------------------------
+%% Makes sure that pattern matching expressions involving ++ work OK.
+%% The third expression caused a problem in the Erlang shell of R11B-5.
+%% It worked OK in both interpreted and compiled code.
+
+test_list_plus_plus_match() ->
+ ok = (fun("X" ++ _) -> ok end)("X"),
+ ok = (fun([$X | _]) -> ok end)("X"),
+ ok = (fun([$X] ++ _) -> ok end)("X"),
+ ok.
diff --git a/lib/hipe/test/basic_SUITE_data/basic_random.erl b/lib/hipe/test/basic_SUITE_data/basic_random.erl
new file mode 100644
index 0000000000..783947bd31
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_random.erl
@@ -0,0 +1,238 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% A test for list handling created using the 'random' module.
+%%%-------------------------------------------------------------------
+-module(basic_random).
+
+-export([test/0]).
+
+%% It can be used as a benchmark by playing with the following defines
+-define(N, 1000).
+-define(Iter, 500).
+
+test() ->
+ ok = random(?N).
+
+random(N) ->
+ random(N, ?Iter).
+
+random(N, Iter) ->
+ random:seed(1, 2, 3),
+ t(ranlist(N, [], N*100), Iter).
+
+ranlist(0, L, _N) -> L;
+ranlist(N, L, N0) -> ranlist(N-1, [random:uniform(N0)+300 | L], N0).
+
+t(_, 0) -> ok;
+t(L, Iter) ->
+ %% io:format("Sort starting~n"),
+ sort(L),
+ t(L, Iter-1).
+
+sort([X, Y | L]) when X =< Y ->
+ split_1(X, Y, L, [], []);
+sort([X, Y | L]) ->
+ split_2(X, Y, L, [], []);
+sort(L) ->
+ L.
+
+%% Ascending.
+split_1(X, Y, [Z | L], R, Rs) when Z >= Y ->
+ split_1(Y, Z, L, [X | R], Rs);
+split_1(X, Y, [Z | L], R, Rs) when Z >= X ->
+ split_1(Z, Y, L, [X | R], Rs);
+split_1(X, Y, [Z | L], [], Rs) ->
+ split_1(X, Y, L, [Z], Rs);
+split_1(X, Y, [Z | L], R, Rs) ->
+ split_1_1(X, Y, L, R, Rs, Z);
+split_1(X, Y, [], R, Rs) ->
+ rmergel([[Y, X | R] | Rs], []).
+
+%% One out-of-order element, S.
+split_1_1(X, Y, [Z | L], R, Rs, S) when Z >= Y ->
+ split_1_1(Y, Z, L, [X | R], Rs, S);
+split_1_1(X, Y, [Z | L], R, Rs, S) when Z >= X ->
+ split_1_1(Z, Y, L, [X | R], Rs, S);
+split_1_1(X, Y, [Z | L], R, Rs, S) when S =< Z ->
+ split_1(S, Z, L, [], [[Y, X | R] | Rs]);
+split_1_1(X, Y, [Z | L], R, Rs, S) ->
+ split_1(Z, S, L, [], [[Y, X | R] | Rs]);
+split_1_1(X, Y, [], R, Rs, S) ->
+ rmergel([[S], [Y, X | R] | Rs], []).
+
+%% Descending.
+split_2(X, Y, [Z | L], R, Rs) when Z =< Y ->
+ split_2(Y, Z, L, [X | R], Rs);
+split_2(X, Y, [Z | L], R, Rs) when Z =< X ->
+ split_2(Z, Y, L, [X | R], Rs);
+split_2(X, Y, [Z | L], [], Rs) ->
+ split_2(X, Y, L, [Z], Rs);
+split_2(X, Y, [Z | L], R, Rs) ->
+ split_2_1(X, Y, L, R, Rs, Z);
+split_2(X, Y, [], R, Rs) ->
+ mergel([[Y, X | R] | Rs], []).
+
+split_2_1(X, Y, [Z | L], R, Rs, S) when Z =< Y ->
+ split_2_1(Y, Z, L, [X | R], Rs, S);
+split_2_1(X, Y, [Z | L], R, Rs, S) when Z =< X ->
+ split_2_1(Z, Y, L, [X | R], Rs, S);
+split_2_1(X, Y, [Z | L], R, Rs, S) when S > Z ->
+ split_2(S, Z, L, [], [[Y, X | R] | Rs]);
+split_2_1(X, Y, [Z | L], R, Rs, S) ->
+ split_2(Z, S, L, [], [[Y, X | R] | Rs]);
+split_2_1(X, Y, [], R, Rs, S) ->
+ mergel([[S], [Y, X | R] | Rs], []).
+
+mergel([[] | L], Acc) ->
+ mergel(L, Acc);
+mergel([A, [H2 | T2], [H3 | T3] | L], Acc) ->
+ mergel(L, [merge3_1(A, [], H2, T2, H3, T3) | Acc]);
+mergel([A, [H | T]], Acc) ->
+ rmergel([merge2_1(A, H, T, []) | Acc], []);
+mergel([L], []) ->
+ L;
+mergel([L], Acc) ->
+ rmergel([lists:reverse(L, []) | Acc], []);
+mergel([], []) ->
+ [];
+mergel([], Acc) ->
+ rmergel(Acc, []);
+mergel([A, [] | L], Acc) ->
+ mergel([A | L], Acc);
+mergel([A, B, [] | L], Acc) ->
+ mergel([A, B | L], Acc).
+
+rmergel([A, [H2 | T2], [H3 | T3] | L], Acc) ->
+ rmergel(L, [rmerge3_1(A, [], H2, T2, H3, T3) | Acc]);
+rmergel([A, [H | T]], Acc) ->
+ mergel([rmerge2_1(A, H, T, []) | Acc], []);
+rmergel([L], Acc) ->
+ mergel([lists:reverse(L, []) | Acc], []);
+rmergel([], Acc) ->
+ mergel(Acc, []).
+
+%% Take L1 apart.
+merge3_1([H1 | T1], M, H2, T2, H3, T3) when H1 =< H2 ->
+ merge3_12(T1, H1, H2, T2, H3, T3, M);
+merge3_1([H1 | T1], M, H2, T2, H3, T3) ->
+ merge3_21(T1, H1, H2, T2, H3, T3, M);
+merge3_1(_nil, M, H2, T2, H3, T3) when H2 =< H3 ->
+ merge2_1(T2, H3, T3, [H2 | M]);
+merge3_1(_nil, M, H2, T2, H3, T3) ->
+ merge2_1(T3, H2, T2, [H3 | M]).
+
+%% Take L2 apart.
+merge3_2(T1, H1, M, [H2 | T2], H3, T3) when H1 =< H2 ->
+ merge3_12(T1, H1, H2, T2, H3, T3, M);
+merge3_2(T1, H1, M, [H2 | T2], H3, T3) ->
+ merge3_21(T1, H1, H2, T2, H3, T3, M);
+merge3_2(T1, H1, M, _nil, H3, T3) when H1 =< H3 ->
+ merge2_1(T1, H3, T3, [H1 | M]);
+merge3_2(T1, H1, M, _nil, H3, T3) ->
+ merge2_1(T3, H1, T1, [H3 | M]).
+
+%% H1 <= H2. Inlined.
+merge3_12(T1, H1, H2, T2, H3, T3, M) when H3 < H1 ->
+ merge3_12_3(T1, H1, H2, T2, [H3 | M], T3);
+merge3_12(T1, H1, H2, T2, H3, T3, M) ->
+ merge3_1(T1, [H1 | M], H2, T2, H3, T3).
+
+%% H1 <= H2, take L3 apart.
+merge3_12_3(T1, H1, H2, T2, M, [H3 | T3]) when H3 < H1 ->
+ merge3_12_3(T1, H1, H2, T2, [H3 | M], T3);
+merge3_12_3(T1, H1, H2, T2, M, [H3 | T3]) ->
+ merge3_1(T1, [H1 | M], H2, T2, H3, T3);
+merge3_12_3(T1, H1, H2, T2, M, _nil) ->
+ merge2_1(T1, H2, T2, [H1 | M]).
+
+%% H1 > H2. Inlined.
+merge3_21(T1, H1, H2, T2, H3, T3, M) when H3 < H2 ->
+ merge3_21_3(T1, H1, H2, T2, [H3 | M], T3);
+merge3_21(T1, H1, H2, T2, H3, T3, M) ->
+ merge3_2(T1, H1, [H2 | M], T2, H3, T3).
+
+%% H1 > H2, take L3 apart.
+merge3_21_3(T1, H1, H2, T2, M, [H3 | T3]) when H3 < H2 ->
+ merge3_21_3(T1, H1, H2, T2, [H3 | M], T3);
+merge3_21_3(T1, H1, H2, T2, M, [H3 | T3]) ->
+ merge3_2(T1, H1, [H2 | M], T2, H3, T3);
+merge3_21_3(T1, H1, H2, T2, M, _nil) ->
+ merge2_1(T2, H1, T1, [H2 | M]).
+
+%% Take L1 apart.
+rmerge3_1([H1 | T1], M, H2, T2, H3, T3) when H1 > H2 ->
+ rmerge3_12(T1, H1, H2, T2, H3, T3, M);
+rmerge3_1([H1 | T1], M, H2, T2, H3, T3) ->
+ rmerge3_21(T1, H1, H2, T2, H3, T3, M);
+rmerge3_1(_nil, M, H2, T2, H3, T3) when H2 > H3 ->
+ rmerge2_1(T2, H3, T3, [H2 | M]);
+rmerge3_1(_nil, M, H2, T2, H3, T3) ->
+ rmerge2_1(T3, H2, T2, [H3 | M]).
+
+%% Take L2 apart.
+rmerge3_2(T1, H1, M, [H2 | T2], H3, T3) when H1 > H2 ->
+ rmerge3_12(T1, H1, H2, T2, H3, T3, M);
+rmerge3_2(T1, H1, M, [H2 | T2], H3, T3) ->
+ rmerge3_21(T1, H1, H2, T2, H3, T3, M);
+rmerge3_2(T1, H1, M, _nil, H3, T3) when H1 > H3 ->
+ rmerge2_1(T1, H3, T3, [H1 | M]);
+rmerge3_2(T1, H1, M, _nil, H3, T3) ->
+ rmerge2_1(T3, H1, T1, [H3 | M]).
+
+%% H1 > H2. Inlined.
+rmerge3_12(T1, H1, H2, T2, H3, T3, M) when H3 >= H1 ->
+ rmerge3_12_3(T1, H1, H2, T2, [H3 | M], T3);
+rmerge3_12(T1, H1, H2, T2, H3, T3, M) ->
+ rmerge3_1(T1, [H1 | M], H2, T2, H3, T3).
+
+%% H1 > H2, take L3 apart.
+rmerge3_12_3(T1, H1, H2, T2, M, [H3 | T3]) when H3 >= H1 ->
+ rmerge3_12_3(T1, H1, H2, T2, [H3 | M], T3);
+rmerge3_12_3(T1, H1, H2, T2, M, [H3 | T3]) ->
+ rmerge3_1(T1, [H1 | M], H2, T2, H3, T3);
+rmerge3_12_3(T1, H1, H2, T2, M, _nil) ->
+ rmerge2_1(T1, H2, T2, [H1 | M]).
+
+%% H1 =< H2. Inlined.
+rmerge3_21(T1, H1, H2, T2, H3, T3, M) when H3 >= H2 ->
+ rmerge3_21_3(T1, H1, H2, T2, [H3 | M], T3);
+rmerge3_21(T1, H1, H2, T2, H3, T3, M) ->
+ rmerge3_2(T1, H1, [H2 | M], T2, H3, T3).
+
+%% H1 =< H2, take L3 apart.
+rmerge3_21_3(T1, H1, H2, T2, M, [H3 | T3]) when H3 >= H2 ->
+ rmerge3_21_3(T1, H1, H2, T2, [H3 | M], T3);
+rmerge3_21_3(T1, H1, H2, T2, M, [H3 | T3]) ->
+ rmerge3_2(T1, H1, [H2 | M], T2, H3, T3);
+rmerge3_21_3(T1, H1, H2, T2, M, _nil) ->
+ rmerge2_1(T2, H1, T1, [H2 | M]).
+
+merge2_1([H1 | T1], H2, T2, M) when H2 < H1 ->
+ merge2_2(T1, H1, T2, [H2 | M]);
+merge2_1([H1 | T1], H2, T2, M) ->
+ merge2_1(T1, H2, T2, [H1 | M]);
+merge2_1(_nil, H2, T2, M) ->
+ lists:reverse(T2, [H2 | M]).
+
+merge2_2(T1, H1, [H2 | T2], M) when H1 < H2 ->
+ merge2_1(T1, H2, T2, [H1 | M]);
+merge2_2(T1, H1, [H2 | T2], M) ->
+ merge2_2(T1, H1, T2, [H2 | M]);
+merge2_2(T1, H1, _nil, M) ->
+ lists:reverse(T1, [H1 | M]).
+
+rmerge2_1([H1 | T1], H2, T2, M) when H2 >= H1 ->
+ rmerge2_2(T1, H1, T2, [H2 | M]);
+rmerge2_1([H1 | T1], H2, T2, M) ->
+ rmerge2_1(T1, H2, T2, [H1 | M]);
+rmerge2_1(_nil, H2, T2, M) ->
+ lists:reverse(T2, [H2 | M]).
+
+rmerge2_2(T1, H1, [H2 | T2], M) when H1 >= H2 ->
+ rmerge2_1(T1, H2, T2, [H1 | M]);
+rmerge2_2(T1, H1, [H2 | T2], M) ->
+ rmerge2_2(T1, H1, T2, [H2 | M]);
+rmerge2_2(T1, H1, _nil, M) ->
+ lists:reverse(T1, [H1 | M]).
diff --git a/lib/hipe/test/basic_SUITE_data/basic_receive.erl b/lib/hipe/test/basic_SUITE_data/basic_receive.erl
new file mode 100644
index 0000000000..5f865d7b7a
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_receive.erl
@@ -0,0 +1,56 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains code examples that test correct handling of receives.
+%%%-------------------------------------------------------------------
+-module(basic_receive).
+
+-export([test/0]).
+
+test() ->
+ ok = test_wait_timeout(),
+ ok = test_double_timeout(),
+ ok = test_reschedule(),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_wait_timeout() ->
+ receive after 42 -> ok end.
+
+%%--------------------------------------------------------------------
+
+test_double_timeout() ->
+ self() ! foo,
+ self() ! another_foo,
+ receive
+ non_existent -> weird
+ after 0 -> timeout
+ end,
+ receive
+ foo -> ok
+ after 1000 -> timeout
+ end.
+
+%%--------------------------------------------------------------------
+%% Check that RESCHEDULE returns from BIFs work.
+
+test_reschedule() ->
+ erts_debug:set_internal_state(available_internal_state, true),
+ First = self(),
+ Second = spawn(fun() -> doit(First) end),
+ receive
+ Second -> ok
+ end,
+ receive
+ after 42 -> ok
+ end,
+ erts_debug:set_internal_state(hipe_test_reschedule_resume, Second),
+ ok.
+
+doit(First) ->
+ First ! self(),
+ erts_debug:set_internal_state(hipe_test_reschedule_suspend, 1).
+
+%%--------------------------------------------------------------------
diff --git a/lib/hipe/test/basic_SUITE_data/basic_records.erl b/lib/hipe/test/basic_SUITE_data/basic_records.erl
new file mode 100644
index 0000000000..cbb451196c
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_records.erl
@@ -0,0 +1,28 @@
+%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests that manipulate and pattern match against records.
+%%%-------------------------------------------------------------------
+-module(basic_records).
+
+-export([test/0]).
+
+test() ->
+ ok = test_rec1(),
+ ok.
+
+%%--------------------------------------------------------------------
+
+-record(r, {ra}).
+-record(s, {sa, sb, sc, sd}).
+
+test_rec1() ->
+ R = #r{},
+ S = #s{},
+ S1 = S#s{sc=R, sd=1},
+ R1 = S1#s.sc,
+ undefined = R1#r.ra,
+ ok.
+
+%%--------------------------------------------------------------------
diff --git a/lib/hipe/test/basic_SUITE_data/basic_strength_reduce.erl b/lib/hipe/test/basic_SUITE_data/basic_strength_reduce.erl
new file mode 100644
index 0000000000..0f94320a33
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_strength_reduce.erl
@@ -0,0 +1,65 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Tests the strength reduction component of the HiPE compiler.
+%%%-------------------------------------------------------------------
+-module(basic_strength_reduce).
+
+-export([test/0]).
+%% These functions are exported so as to not remove them by inlining
+-export([crash_0/1, crash_1/1, crash_2/1, crash_3/1, bug_div_2N/1]).
+
+test() ->
+ ok = test_strength_reduce1(),
+ ok.
+
+%%--------------------------------------------------------------------
+
+test_strength_reduce1() ->
+ ok = crash_0(0),
+ ok = crash_1(42),
+ ok = crash_2(42),
+ ok = crash_3(42),
+ 5 = 42 bsr 3 = bug_div_2N(42),
+ -6 = -42 bsr 3 = bug_div_2N(-42) - 1,
+ ok.
+
+%% This is a crash report by Peter Wang (10 July 2007) triggering an
+%% R11B-5 crash: strength reduction could not handle calls with no
+%% destination
+crash_0(A) ->
+ case A of
+ 0 ->
+ A div 8,
+ ok
+ end.
+
+%% The above was simplified to the following which showed another
+%% crash, this time on RTL
+crash_1(A) when is_integer(A), A >= 0 ->
+ A div 8,
+ ok.
+
+%% A similar crash like the first one, but in a different place in the
+%% code, was triggered by the following code
+crash_2(A) when is_integer(A), A >= 0 ->
+ A div 1,
+ ok.
+
+%% A crash similar to the first one happened in the following code
+crash_3(A) ->
+ case A of
+ 42 ->
+ A * 0,
+ ok
+ end.
+
+%% Strength reduction for div/2 and rem/2 with a power of 2
+%% should be performed only for non-negative integers
+bug_div_2N(X) when is_integer(X), X >= 0 ->
+ X div 8;
+bug_div_2N(X) when is_integer(X), X < 0 ->
+ X div 8.
+
+%%--------------------------------------------------------------------
diff --git a/lib/hipe/test/basic_SUITE_data/basic_switches.erl b/lib/hipe/test/basic_SUITE_data/basic_switches.erl
new file mode 100644
index 0000000000..0a7ae5b8b7
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_switches.erl
@@ -0,0 +1,52 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests for pattern matching switches.
+%%%-------------------------------------------------------------------
+-module(basic_switches).
+
+-export([test/0]).
+
+test() ->
+ ok = test_switch_mix(),
+ ok.
+
+%%---------------------------------------------------------------------
+
+-define(BIG1, 21323233222132323322).
+-define(BIG2, 4242424242424242424242424242424242).
+
+test_switch_mix() ->
+ small1 = t(42),
+ small2 = t(17),
+ big1 = t(?BIG1),
+ big2 = t(?BIG2),
+ atom = t(foo),
+ pid = t(self()),
+ float = t(4.2),
+ ok.
+
+t(V) ->
+ S = self(),
+ case V of
+ 42 -> small1;
+ 17 -> small2;
+ ?BIG1 -> big1;
+ ?BIG2 -> big2;
+ 1 -> no;
+ 2 -> no;
+ 3 -> no;
+ 4 -> no;
+ 5 -> no;
+ 6 -> no;
+ 7 -> no;
+ 8 -> no;
+ foo -> atom;
+ 9 -> no;
+ 4.2 -> float;
+ S -> pid;
+ _ -> no
+ end.
+
+%%---------------------------------------------------------------------
diff --git a/lib/hipe/test/basic_SUITE_data/basic_tail_rec.erl b/lib/hipe/test/basic_SUITE_data/basic_tail_rec.erl
new file mode 100644
index 0000000000..0124f13df6
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_tail_rec.erl
@@ -0,0 +1,39 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests that check that tail recursion optimization occurs.
+%%%-------------------------------------------------------------------
+-module(basic_tail_rec).
+
+-export([test/0]).
+-export([app0/2]). %% used in an apply/3 call
+
+test() ->
+ ok = test_app_tail(),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Written by Mikael Pettersson: check that apply is tail recursive.
+
+%% Increased the following quantity from 20 to 30 so that the test
+%% remains valid even with the naive register allocator. - Kostis
+-define(SIZE_INCREASE, 30).
+
+test_app_tail() ->
+ Inc = start(400),
+ %% io:format("Inc ~w\n", [Inc]),
+ case Inc > ?SIZE_INCREASE of
+ true ->
+ {error, "apply/3 is not tail recursive in native code"};
+ false ->
+ ok
+ end.
+
+start(N) ->
+ app0(N, hipe_bifs:nstack_used_size()).
+
+app0(0, Size0) ->
+ hipe_bifs:nstack_used_size() - Size0;
+app0(N, Size) ->
+ apply(?MODULE, app0, [N-1, Size]).
diff --git a/lib/hipe/test/basic_SUITE_data/basic_tuples.erl b/lib/hipe/test/basic_SUITE_data/basic_tuples.erl
new file mode 100644
index 0000000000..94c187e364
--- /dev/null
+++ b/lib/hipe/test/basic_SUITE_data/basic_tuples.erl
@@ -0,0 +1,177 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%-------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Contains tests that manipulate and pattern match against tuples.
+%%%-------------------------------------------------------------------
+-module(basic_tuples).
+
+-export([test/0]).
+
+test() ->
+ Num = 4711,
+ ok = test_match({}, {1}, {1,2}, {1,2,3}, {1,2,3,4}, {1,2,3,4,5},
+ {1,2,3,4,5,6}, {1,2,3,4,5,6,7}, {1,2,3,4,5,6,7,8}),
+ ok = test_size({}, {a}, {{a},{b}}, {a,{b},c}),
+ ok = test_element({}, {a}, {a,b}, Num),
+ ok = test_setelement({}, {1}, {1,2}, 3, [1,2]),
+ ok = test_tuple_to_list({}, {a}, {a,b}, {a,b,c}, {a,b,c,d}, Num),
+ ok = test_list_to_tuple([], [a], [a,b], [a,b,c], [a,b,c,d], Num),
+ ok = test_tuple_with_case(),
+ ok = test_tuple_in_guard({a, b}, {a, b, c}),
+ ok.
+
+%%--------------------------------------------------------------------
+%% Tests matching of tuples
+
+test_match(T0, T1, T2, T3, T4, T5, T6, T7, T8) ->
+ {} = T0,
+ {1} = T1,
+ {1, 2} = T2,
+ {1, 2, 3} = T3,
+ {1, 2, 3, 4} = T4,
+ {1, 2, 3, 4, 5} = T5,
+ {1, 2, 3, 4, 5, 6} = T6,
+ T6 = {1, 2, 3, 4, 5, 6},
+ T7 = {1, 2, 3, 4, 5, 6, 7},
+ {1, 2, 3, 4, 5, 6, 7, 8} = T8,
+ ok.
+
+%%--------------------------------------------------------------------
+%% Tests the size/1 and tuple_size/1 BIFs.
+
+test_size(T0, T1, T2, T3) ->
+ [0, 1, 2, 3] = [size(T) || T <- [T0, T1, T2, T3]],
+ [0, 1, 2, 3] = [tuple_size(T) || T <- [T0, T1, T2, T3]],
+ ok.
+
+%%--------------------------------------------------------------------
+%% Tests element/2.
+
+test_element(T0, T1, T2, N) ->
+ a = element(1, T1),
+ a = element(1, T2),
+ %% indirect calls to element/2
+ List = lists:seq(1, N),
+ Tuple = list_to_tuple(List),
+ ok = get_elements(List, Tuple, 1),
+ %% some cases that throw exceptions
+ {'EXIT', _} = (catch my_element(0, T2)),
+ {'EXIT', _} = (catch my_element(3, T2)),
+ {'EXIT', _} = (catch my_element(1, T0)),
+ {'EXIT', _} = (catch my_element(1, List)),
+ {'EXIT', _} = (catch my_element(1, N)),
+ {'EXIT', _} = (catch my_element(1.5, T2)),
+ ok.
+
+my_element(Pos, Term) ->
+ element(Pos, Term).
+
+get_elements([Element|Rest], Tuple, Pos) ->
+ Element = element(Pos, Tuple),
+ get_elements(Rest, Tuple, Pos + 1);
+get_elements([], _Tuple, _Pos) ->
+ ok.
+
+%%--------------------------------------------------------------------
+%% Tests set_element/3.
+
+test_setelement(T0, T1, Pair, Three, L) ->
+ {x} = setelement(1, T1, x),
+ {x, 2} = setelement(1, Pair, x),
+ {1, x} = setelement(2, Pair, x),
+ %% indirect calls to setelement/3
+ Tuple = list_to_tuple(lists:duplicate(2048, x)),
+ NewTuple = set_all_elements(Tuple, 1),
+ NewTuple = list_to_tuple(lists:seq(1+7, 2048+7)),
+ %% the following cases were rewritten to use the Three
+ %% variable in this weird way so as to silence the compiler
+ {'EXIT', _} = (catch setelement(Three - Three, Pair, x)),
+ {'EXIT', _} = (catch setelement(Three, Pair, x)),
+ {'EXIT', _} = (catch setelement(Three div Three, T0, x)),
+ {'EXIT', _} = (catch setelement(Three div Three, L, x)),
+ {'EXIT', _} = (catch setelement(Three / 2, Pair, x)),
+ ok.
+
+set_all_elements(Tuple, Pos) when Pos =< tuple_size(Tuple) ->
+ set_all_elements(setelement(Pos, Tuple, Pos+7), Pos+1);
+set_all_elements(Tuple, Pos) when Pos > tuple_size(Tuple) ->
+ Tuple.
+
+%%--------------------------------------------------------------------
+%% Tests tuple_to_list/1.
+
+test_tuple_to_list(T0, T1, T2, T3, T4, Size) ->
+ [] = tuple_to_list(T0),
+ [a] = tuple_to_list(T1),
+ [a, b] = tuple_to_list(T2),
+ [a, b, c] = tuple_to_list(T3),
+ [a, b, c, d] = tuple_to_list(T4),
+ [a, b, c, d] = tuple_to_list(T4),
+ %% test a big tuple
+ List = lists:seq(1, Size),
+ Tuple = list_to_tuple(List),
+ Size = tuple_size(Tuple),
+ List = tuple_to_list(Tuple),
+ %% some cases that should result in errors
+ {'EXIT', _} = (catch my_tuple_to_list(element(2, T3))),
+ {'EXIT', _} = (catch my_tuple_to_list(Size)),
+ ok.
+
+my_tuple_to_list(X) ->
+ tuple_to_list(X).
+
+%%--------------------------------------------------------------------
+%% Tests list_to_tuple/1.
+
+test_list_to_tuple(L0, L1, L2, L3, L4, Size) ->
+ {} = list_to_tuple(L0),
+ {a} = list_to_tuple(L1),
+ {a, b} = list_to_tuple(L2),
+ {a, b, c} = list_to_tuple(L3),
+ {a, b, c, d} = list_to_tuple(L4),
+ {a, b, c, d, e} = list_to_tuple(L4++[e]),
+ %% test list_to_tuple with a big list
+ Tuple = list_to_tuple(lists:seq(1, Size)),
+ Size = tuple_size(Tuple),
+ %% some cases that should result in errors
+ {'EXIT', _} = (catch my_list_to_tuple({a,b})),
+ {'EXIT', _} = (catch my_list_to_tuple([hd(L1)|hd(L2)])),
+ ok.
+
+my_list_to_tuple(X) ->
+ list_to_tuple(X).
+
+%%--------------------------------------------------------------------
+%% Tests that a case nested inside a tuple is ok.
+%% (This was known to crash earlier versions of BEAM.)
+
+test_tuple_with_case() ->
+ {reply, true} = tuple_with_case(),
+ ok.
+
+tuple_with_case() ->
+ %% The following comments apply to the BEAM compiler.
+ void(), % Reset var count.
+ {reply, % Compiler will choose {x,1} for tuple.
+ case void() of % Call will reset var count.
+ {'EXIT', Reason} -> % Case will return in {x,1} (first free),
+ {error, Reason}; % but the tuple will be build in {x,1},
+ _ -> % so case value is lost and a circular
+ true % data element is built.
+ end}.
+
+void() -> ok.
+
+%%--------------------------------------------------------------------
+%% Test to build a tuple in a guard.
+
+test_tuple_in_guard(T2, T3) ->
+ %% T2 = {a, b}; T3 = {a, b, c}
+ ok = if T2 == {element(1, T3), element(2, T3)} -> ok;
+ true -> other
+ end,
+ ok = if T3 == {element(1, T3), element(2, T3), element(3, T3)} -> ok;
+ true -> other
+ end,
+ ok.
diff --git a/lib/hipe/test/bs_SUITE_data/bs_split.erl b/lib/hipe/test/bs_SUITE_data/bs_split.erl
index 2e52308a77..617543f789 100644
--- a/lib/hipe/test/bs_SUITE_data/bs_split.erl
+++ b/lib/hipe/test/bs_SUITE_data/bs_split.erl
@@ -26,13 +26,13 @@ bs1(L, B, Pos, Sz1, Sz2) ->
<<B1:Sz1/binary, B2:Sz2/binary>> = B,
bs2(L, B, Pos, B1, B2).
-bs2(L, B, Pos, B1, B2)->
+bs2(L, B, Pos, B1, B2) ->
B1 = list_to_binary(lists:sublist(L, 1, Pos)),
bs3(L, B, Pos, B2).
bs3(L, B, Pos, B2) ->
B2 = list_to_binary(lists:nthtail(Pos, L)),
- byte_split(L, B, Pos-1).
+ byte_split(L, B, Pos - 1).
%%--------------------------------------------------------------------
@@ -56,14 +56,14 @@ bit_split_binary2(_Action, _Bin, [], _Bef) -> ok.
bit_split_binary3(Action, Bin, List, Bef, Aft) when Bef =< Aft ->
Action(Bin, List, Bef, (Aft-Bef) div 8 * 8),
- bit_split_binary3(Action, Bin, List, Bef, Aft-8);
+ bit_split_binary3(Action, Bin, List, Bef, Aft - 8);
bit_split_binary3(_, _, _, _, _) -> ok.
make_bin_from_list(_List, 0) ->
mkbin([]);
make_bin_from_list(List, N) ->
list_to_binary([make_int(List, 8, 0),
- make_bin_from_list(lists:nthtail(8, List), N-8)]).
+ make_bin_from_list(lists:nthtail(8, List), N - 8)]).
make_int(_List, 0, Acc) -> Acc;
make_int([H|T], N, Acc) -> make_int(T, N-1, Acc bsl 1 bor H).
@@ -101,5 +101,5 @@ z_split(B, N) ->
<<_:N/binary>> ->
[B];
_ ->
- z_split(B, N+1)
+ z_split(B, N + 1)
end.
diff --git a/lib/hipe/test/bs_SUITE_data/bs_utf.erl b/lib/hipe/test/bs_SUITE_data/bs_utf.erl
index f50ae08964..24526f574d 100644
--- a/lib/hipe/test/bs_SUITE_data/bs_utf.erl
+++ b/lib/hipe/test/bs_SUITE_data/bs_utf.erl
@@ -1,18 +1,356 @@
%% -*- erlang-indent-level: 2 -*-
%%-------------------------------------------------------------------
-%% Purpose: test support for UTF datatypes in binaries - INCOMPLETE
+%% Purpose: test support for UTF datatypes in binaries
+%%
+%% Most of it taken from emulator/test/bs_utf_SUITE.erl
%%-------------------------------------------------------------------
-module(bs_utf).
-export([test/0]).
+-include_lib("test_server/include/test_server.hrl").
+
test() ->
+ ok = utf8_cm65(),
+ ok = utf8_roundtrip(),
+ ok = utf16_roundtrip(),
+ ok = utf32_roundtrip(),
+ %% The following were problematic for the LLVM backend
+ ok = utf8_illegal_sequences(),
+ ok = utf16_illegal_sequences(),
+ ok = utf32_illegal_sequences(),
+ ok.
+
+%%-------------------------------------------------------------------
+%% A test with construction and matching
+
+utf8_cm65() ->
<<65>> = b65utf8(),
ok = m(<<65>>).
+b65utf8() ->
+ <<65/utf8>>.
+
m(<<65/utf8>>) ->
ok.
-b65utf8() ->
- <<65/utf8>>.
+%%-------------------------------------------------------------------
+
+utf8_roundtrip() ->
+ ok = utf8_roundtrip(0, 16#D7FF),
+ ok = utf8_roundtrip(16#E000, 16#10FFFF),
+ ok.
+
+utf8_roundtrip(First, Last) when First =< Last ->
+ Bin = int_to_utf8(First),
+ Bin = id(<<First/utf8>>),
+ Bin = id(<<(id(<<>>))/binary,First/utf8>>),
+ Unaligned = id(<<3:2,First/utf8>>),
+ <<_:2,Bin/binary>> = Unaligned,
+ <<First/utf8>> = Bin,
+ <<First/utf8>> = make_unaligned(Bin),
+ utf8_roundtrip(First+1, Last);
+utf8_roundtrip(_, _) ->
+ ok.
+
+%%-------------------------------------------------------------------
+
+utf16_roundtrip() ->
+ Big = fun utf16_big_roundtrip/1,
+ Little = fun utf16_little_roundtrip/1,
+ PidRefs = [spawn_monitor(fun() -> do_utf16_roundtrip(Fun) end) ||
+ Fun <- [Big,Little]],
+ [receive {'DOWN', Ref, process, Pid, Reason} -> normal=Reason end ||
+ {Pid, Ref} <- PidRefs],
+ ok.
+
+do_utf16_roundtrip(Fun) ->
+ do_utf16_roundtrip(0, 16#D7FF, Fun),
+ do_utf16_roundtrip(16#E000, 16#10FFFF, Fun).
+
+do_utf16_roundtrip(First, Last, Fun) when First =< Last ->
+ Fun(First),
+ do_utf16_roundtrip(First+1, Last, Fun);
+do_utf16_roundtrip(_, _, _) -> ok.
+
+utf16_big_roundtrip(Char) ->
+ Bin = id(<<Char/utf16>>),
+ Bin = id(<<(id(<<>>))/binary,Char/utf16>>),
+ Unaligned = id(<<3:2,Char/utf16>>),
+ <<_:2,Bin/binary>> = Unaligned,
+ <<Char/utf16>> = Bin,
+ <<Char/utf16>> = make_unaligned(Bin),
+ ok.
+
+utf16_little_roundtrip(Char) ->
+ Bin = id(<<Char/little-utf16>>),
+ Bin = id(<<(id(<<>>))/binary,Char/little-utf16>>),
+ Unaligned = id(<<3:2,Char/little-utf16>>),
+ <<_:2,Bin/binary>> = Unaligned,
+ <<Char/little-utf16>> = Bin,
+ <<Char/little-utf16>> = make_unaligned(Bin),
+ ok.
+
+%%-------------------------------------------------------------------
+
+utf32_roundtrip() ->
+ Big = fun utf32_big_roundtrip/1,
+ Little = fun utf32_little_roundtrip/1,
+ PidRefs = [spawn_monitor(fun() -> do_utf32_roundtrip(Fun) end) ||
+ Fun <- [Big,Little]],
+ [receive {'DOWN', Ref, process, Pid, Reason} -> normal=Reason end ||
+ {Pid, Ref} <- PidRefs],
+ ok.
+
+do_utf32_roundtrip(Fun) ->
+ do_utf32_roundtrip(0, 16#D7FF, Fun),
+ do_utf32_roundtrip(16#E000, 16#10FFFF, Fun).
+
+do_utf32_roundtrip(First, Last, Fun) when First =< Last ->
+ Fun(First),
+ do_utf32_roundtrip(First+1, Last, Fun);
+do_utf32_roundtrip(_, _, _) -> ok.
+
+utf32_big_roundtrip(Char) ->
+ Bin = id(<<Char/utf32>>),
+ Bin = id(<<(id(<<>>))/binary,Char/utf32>>),
+ Unaligned = id(<<3:2,Char/utf32>>),
+ <<_:2,Bin/binary>> = Unaligned,
+ <<Char/utf32>> = Bin,
+ <<Char/utf32>> = make_unaligned(Bin),
+ ok.
+
+utf32_little_roundtrip(Char) ->
+ Bin = id(<<Char/little-utf32>>),
+ Bin = id(<<(id(<<>>))/binary,Char/little-utf32>>),
+ Unaligned = id(<<3:2,Char/little-utf32>>),
+ <<_:2,Bin/binary>> = Unaligned,
+ <<Char/little-utf32>> = Bin,
+ <<Char/little-utf32>> = make_unaligned(Bin),
+ ok.
+
+%%-------------------------------------------------------------------
+
+utf8_illegal_sequences() ->
+ fail_range(16#10FFFF+1, 16#10FFFF+512), % Too large.
+ fail_range(16#D800, 16#DFFF), % Reserved for UTF-16.
+
+ %% Illegal first character.
+ [fail(<<I,16#8F,16#8F,16#8F>>) || I <- lists:seq(16#80, 16#BF)],
+
+ %% Short sequences.
+ short_sequences(16#80, 16#10FFFF),
+
+ %% Overlong sequences. (Using more bytes than necessary
+ %% is not allowed.)
+ overlong(0, 127, 2),
+ overlong(128, 16#7FF, 3),
+ overlong(16#800, 16#FFFF, 4),
+ ok.
+
+fail_range(Char, End) when Char =< End ->
+ {'EXIT', _} = (catch <<Char/utf8>>),
+ Bin = int_to_utf8(Char),
+ fail(Bin),
+ fail_range(Char+1, End);
+fail_range(_, _) -> ok.
+
+short_sequences(Char, End) ->
+ Step = (End - Char) div erlang:system_info(schedulers) + 1,
+ PidRefs = short_sequences_1(Char, Step, End),
+ [receive {'DOWN', Ref, process, Pid, Reason} -> normal=Reason end ||
+ {Pid, Ref} <- PidRefs],
+ ok.
+
+short_sequences_1(Char, Step, End) when Char =< End ->
+ CharEnd = lists:min([Char+Step-1,End]),
+ [spawn_monitor(fun() ->
+ %% io:format("~p - ~p\n", [Char, CharEnd]),
+ do_short_sequences(Char, CharEnd)
+ end)|short_sequences_1(Char+Step, Step, End)];
+short_sequences_1(_, _, _) -> [].
+
+do_short_sequences(Char, End) when Char =< End ->
+ short_sequence(Char),
+ do_short_sequences(Char+1, End);
+do_short_sequences(_, _) -> ok.
+
+short_sequence(I) ->
+ case int_to_utf8(I) of
+ <<S0:3/binary,_:8>> ->
+ <<S1:2/binary,R1:8>> = S0,
+ <<S2:1/binary,_:8>> = S1,
+ fail(S0),
+ fail(S1),
+ fail(S2),
+ fail(<<S2/binary,16#7F,R1,R1>>),
+ fail(<<S1/binary,16#7F,R1>>),
+ fail(<<S0/binary,16#7F>>);
+ <<S0:2/binary,_:8>> ->
+ <<S1:1/binary,R1:8>> = S0,
+ fail(S0),
+ fail(S1),
+ fail(<<S0/binary,16#7F>>),
+ fail(<<S1/binary,16#7F>>),
+ fail(<<S1/binary,16#7F,R1>>);
+ <<S:1/binary,_:8>> ->
+ fail(S),
+ fail(<<S/binary,16#7F>>)
+ end.
+
+overlong(Char, Last, NumBytes) when Char =< Last ->
+ overlong(Char, NumBytes),
+ overlong(Char+1, Last, NumBytes);
+overlong(_, _, _) -> ok.
+
+overlong(Char, NumBytes) when NumBytes < 5 ->
+ case int_to_utf8(Char, NumBytes) of
+ <<Char/utf8>>=Bin ->
+ ?t:fail({illegal_encoding_accepted,Bin,Char});
+ <<OtherChar/utf8>>=Bin ->
+ ?t:fail({illegal_encoding_accepted,Bin,Char,OtherChar});
+ _ -> ok
+ end,
+ overlong(Char, NumBytes+1);
+overlong(_, _) -> ok.
+
+fail(Bin) ->
+ fail_1(Bin),
+ fail_1(make_unaligned(Bin)).
+
+fail_1(<<Char/utf8>> = Bin) ->
+ ?t:fail({illegal_encoding_accepted, Bin, Char});
+fail_1(_) -> ok.
+
+%%-------------------------------------------------------------------
+
+utf16_illegal_sequences() ->
+ utf16_fail_range(16#10FFFF+1, 16#10FFFF+512), % Too large.
+ utf16_fail_range(16#D800, 16#DFFF), % Reserved for UTF-16.
+ lonely_hi_surrogate(16#D800, 16#DFFF),
+ leading_lo_surrogate(16#DC00, 16#DFFF),
+ ok.
+
+utf16_fail_range(Char, End) when Char =< End ->
+ {'EXIT', _} = (catch <<Char/big-utf16>>),
+ {'EXIT', _} = (catch <<Char/little-utf16>>),
+ utf16_fail_range(Char+1, End);
+utf16_fail_range(_, _) -> ok.
+
+lonely_hi_surrogate(Char, End) when Char =< End ->
+ BinBig = <<Char:16/big>>,
+ BinLittle = <<Char:16/little>>,
+ case {BinBig,BinLittle} of
+ {<<Bad/big-utf16>>,_} ->
+ ?t:fail({lonely_hi_surrogate_accepted,Bad});
+ {_,<<Bad/little-utf16>>} ->
+ ?t:fail({lonely_hi_surrogate_accepted,Bad});
+ {_,_} ->
+ ok
+ end,
+ lonely_hi_surrogate(Char+1, End);
+lonely_hi_surrogate(_, _) -> ok.
+
+leading_lo_surrogate(Char, End) when Char =< End ->
+ leading_lo_surrogate(Char, 16#D800, 16#DFFF),
+ leading_lo_surrogate(Char+1, End);
+leading_lo_surrogate(_, _) -> ok.
+
+leading_lo_surrogate(HiSurr, LoSurr, End) when LoSurr =< End ->
+ BinBig = <<HiSurr:16/big,LoSurr:16/big>>,
+ BinLittle = <<HiSurr:16/little,LoSurr:16/little>>,
+ case {BinBig,BinLittle} of
+ {<<Bad/big-utf16,_/bits>>,_} ->
+ ?t:fail({leading_lo_surrogate_accepted,Bad});
+ {_,<<Bad/little-utf16,_/bits>>} ->
+ ?t:fail({leading_lo_surrogate_accepted,Bad});
+ {_,_} ->
+ ok
+ end,
+ leading_lo_surrogate(HiSurr, LoSurr+1, End);
+leading_lo_surrogate(_, _, _) -> ok.
+
+%%-------------------------------------------------------------------
+
+utf32_illegal_sequences() ->
+ utf32_fail_range(16#10FFFF+1, 16#10FFFF+512), % Too large.
+ utf32_fail_range(16#D800, 16#DFFF), % Reserved for UTF-16.
+ utf32_fail_range(-100, -1),
+ ok.
+
+utf32_fail_range(Char, End) when Char =< End ->
+ {'EXIT', _} = (catch <<Char/big-utf32>>),
+ {'EXIT', _} = (catch <<Char/little-utf32>>),
+ case {<<Char:32>>,<<Char:32/little>>} of
+ {<<Unexpected/utf32>>,_} ->
+ ?t:fail(Unexpected);
+ {_,<<Unexpected/little-utf32>>} ->
+ ?t:fail(Unexpected);
+ {_,_} -> ok
+ end,
+ utf32_fail_range(Char+1, End);
+utf32_fail_range(_, _) -> ok.
+
+%%-------------------------------------------------------------------
+%% This function intentionally allows construction of UTF-8 sequence
+%% in illegal ranges.
+
+int_to_utf8(I) when I =< 16#7F ->
+ <<I>>;
+int_to_utf8(I) when I =< 16#7FF ->
+ B2 = I,
+ B1 = (I bsr 6),
+ <<1:1,1:1,0:1,B1:5,1:1,0:1,B2:6>>;
+int_to_utf8(I) when I =< 16#FFFF ->
+ B3 = I,
+ B2 = (I bsr 6),
+ B1 = (I bsr 12),
+ <<1:1,1:1,1:1,0:1,B1:4,1:1,0:1,B2:6,1:1,0:1,B3:6>>;
+int_to_utf8(I) when I =< 16#3FFFFF ->
+ B4 = I,
+ B3 = (I bsr 6),
+ B2 = (I bsr 12),
+ B1 = (I bsr 18),
+ <<1:1,1:1,1:1,1:1,0:1,B1:3,1:1,0:1,B2:6,1:1,0:1,B3:6,1:1,0:1,B4:6>>;
+int_to_utf8(I) when I =< 16#3FFFFFF ->
+ B5 = I,
+ B4 = (I bsr 6),
+ B3 = (I bsr 12),
+ B2 = (I bsr 18),
+ B1 = (I bsr 24),
+ <<1:1,1:1,1:1,1:1,1:1,0:1,B1:2,1:1,0:1,B2:6,1:1,0:1,B3:6,1:1,0:1,B4:6,
+ 1:1,0:1,B5:6>>.
+
+%% int_to_utf8(I, NumberOfBytes) -> Binary.
+%% This function can be used to construct overlong sequences.
+int_to_utf8(I, 1) ->
+ <<I>>;
+int_to_utf8(I, 2) ->
+ B2 = I,
+ B1 = (I bsr 6),
+ <<1:1,1:1,0:1,B1:5,1:1,0:1,B2:6>>;
+int_to_utf8(I, 3) ->
+ B3 = I,
+ B2 = (I bsr 6),
+ B1 = (I bsr 12),
+ <<1:1,1:1,1:1,0:1,B1:4,1:1,0:1,B2:6,1:1,0:1,B3:6>>;
+int_to_utf8(I, 4) ->
+ B4 = I,
+ B3 = (I bsr 6),
+ B2 = (I bsr 12),
+ B1 = (I bsr 18),
+ <<1:1,1:1,1:1,1:1,0:1,B1:3,1:1,0:1,B2:6,1:1,0:1,B3:6,1:1,0:1,B4:6>>.
+
+%%-------------------------------------------------------------------
+
+make_unaligned(Bin0) when is_binary(Bin0) ->
+ Bin1 = <<0:3,Bin0/binary,31:5>>,
+ Sz = byte_size(Bin0),
+ <<0:3,Bin:Sz/binary,31:5>> = id(Bin1),
+ Bin.
+
+%%-------------------------------------------------------------------
+%% Just to prevent compiler optimizations
+
+id(X) -> X.
diff --git a/lib/hipe/test/hipe_testsuite_driver.erl b/lib/hipe/test/hipe_testsuite_driver.erl
index 5f05a716bc..9f5d7421b4 100644
--- a/lib/hipe/test/hipe_testsuite_driver.erl
+++ b/lib/hipe/test/hipe_testsuite_driver.erl
@@ -176,7 +176,8 @@ run(TestCase, Dir, _OutDir) ->
HiPEOpts = try TestCase:hipe_options() catch error:undef -> [] end,
{ok, TestCase} = hipe:c(TestCase, HiPEOpts),
ok = TestCase:test(),
- case is_llvm_opt_available() of
+ ToLLVM = try TestCase:to_llvm() catch error:undef -> true end,
+ case ToLLVM andalso hipe:llvm_support_available() of
true ->
{ok, TestCase} = hipe:c(TestCase, [to_llvm|HiPEOpts]),
ok = TestCase:test();
@@ -186,16 +187,3 @@ run(TestCase, Dir, _OutDir) ->
%% lists:foreach(fun (DF) -> ok end, % = file:delete(DF) end,
%% [filename:join(OutDir, D) || D <- DataFiles])
%% end.
-
-
-%% This function, which is supposed to check whether the right LLVM
-%% infrastructure is available, should be probably written in a better
-%% and more portable way and moved to the hipe application.
-
-is_llvm_opt_available() ->
- OptStr = os:cmd("opt -version"),
- SubStr = "LLVM version ", N = length(SubStr),
- case string:str(OptStr, SubStr) of
- 0 -> false;
- S -> P = S + N, string:sub_string(OptStr, P, P + 2) >= "3.4"
- end.
diff --git a/lib/hipe/test/sanity_SUITE_data/sanity_comp_timeout.erl b/lib/hipe/test/sanity_SUITE_data/sanity_comp_timeout.erl
new file mode 100644
index 0000000000..9f0830574f
--- /dev/null
+++ b/lib/hipe/test/sanity_SUITE_data/sanity_comp_timeout.erl
@@ -0,0 +1,28 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%----------------------------------------------------------------------
+%%% Author: Kostis Sagonas
+%%%
+%%% Tests that when the native code compilation times out or gets killed
+%%% for some other reason, the parent process does not also get killed.
+%%%
+%%% Problem discovered by Bjorn G. on 1/12/2003 and fixed by Kostis.
+%%%----------------------------------------------------------------------
+
+-module(sanity_comp_timeout).
+
+-export([test/0, to_llvm/0]).
+
+test() ->
+ ok = write_dummy_mod(),
+ error_logger:tty(false), % disable printouts of error reports
+ Self = self(), % get the parent process
+ c:c(dummy_mod, [native, {hipe, [{timeout, 1}]}]), % This will kill the process
+ Self = self(), % make sure the parent process stays the same
+ ok.
+
+to_llvm() -> false.
+
+write_dummy_mod() ->
+ Prog = <<"-module(dummy_mod).\n-export([test/0]).\ntest() -> ok.\n">>,
+ ok = file:write_file("dummy_mod.erl", Prog).
+
diff --git a/lib/hipe/test/sanity_SUITE_data/sanity_no_zombies.erl b/lib/hipe/test/sanity_SUITE_data/sanity_no_zombies.erl
new file mode 100644
index 0000000000..87e746042e
--- /dev/null
+++ b/lib/hipe/test/sanity_SUITE_data/sanity_no_zombies.erl
@@ -0,0 +1,21 @@
+%%% -*- erlang-indent-level: 2 -*-
+%%%----------------------------------------------------------------------
+%%% Author: Per Gustafsson
+%%%
+%%% Checks that HiPE's concurrent compilation does not leave any zombie
+%%% processes around after compilation has finished.
+%%%
+%%% This was a bug reported on erlang-bugs (Oct 25, 2007).
+%%%----------------------------------------------------------------------
+
+-module(sanity_no_zombies).
+
+-export([test/0, to_llvm/0]).
+
+test() ->
+ L = length(processes()),
+ hipe:c(?MODULE, [concurrent_comp]), % force concurrent compilation
+ L = length(processes()),
+ ok.
+
+to_llvm() -> false.