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-rw-r--r--erts/doc/src/escript.xml23
-rw-r--r--erts/emulator/beam/utils.c6
-rw-r--r--erts/emulator/hipe/hipe_bif0.c39
-rw-r--r--erts/emulator/hipe/hipe_bif0.tab3
-rw-r--r--erts/emulator/test/map_SUITE.erl19
5 files changed, 70 insertions, 20 deletions
diff --git a/erts/doc/src/escript.xml b/erts/doc/src/escript.xml
index d2b09d4515..1abbdb2180 100644
--- a/erts/doc/src/escript.xml
+++ b/erts/doc/src/escript.xml
@@ -4,7 +4,7 @@
<comref>
<header>
<copyright>
- <year>2007</year><year>2013</year>
+ <year>2007</year><year>2014</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -92,6 +92,18 @@ $ <input>escript factorial 5</input> </pre>
marker="stdlib:epp#encoding">encoding</seealso> it can be
located on the second line.</p>
+ <note><p>
+ The encoding specified by the above mentioned comment
+ applies to the script itself. The encoding of the
+ I/O-server, however, has to be set explicitly like this:
+<code>io:setopts([{encoding, unicode}])</code></p>
+ <p>The default encoding of the I/O-server for <c>standard_io</c>
+ is <c>latin1</c>
+ since the script runs in a non-interactive terminal
+ (see <seealso marker="stdlib:unicode_usage#unicode_options_summary">
+ Using Unicode in Erlang</seealso>).
+ </p></note>
+
<p>On the third line (or second line depending on the presence
of the Emacs directive), it is possible to give arguments to
the emulator, such as </p>
@@ -141,8 +153,9 @@ halt(1).</pre>
-include_lib("kernel/include/file.hrl").</pre>
<p>to include the record definitions for the records used by the
<c>file:read_link_info/1</c> function. You can also select
- encoding here, but if there is a valid encoding comment on
- the second line it takes precedence.</p>
+ encoding by including a encoding comment here, but if there
+ is a valid encoding comment on the second line it takes
+ precedence.</p>
<p>The script will be checked for syntactic and semantic
correctness before being run. If there are warnings (such as
@@ -163,7 +176,7 @@ halt(1).</pre>
If much of the execution takes place in interpreted code it
may be worthwhile to compile it, even though the compilation
itself will take a little while. It is also possible to supply
- <c>native</c> instead of compile, this will compile the script
+ <c>native</c> instead of <c>compile</c>, this will compile the script
using the native flag, again depending on the characteristics
of the escript this could or could not be worth while.</p>
@@ -239,7 +252,7 @@ factorial 5 = 120
can either be returned as a binary or written to file.</p>
<p>As an example of how the function can be used, we create an
- interpreted escript which uses emu_args to set some emulator
+ interpreted escript which uses <c>emu_args</c> to set some emulator
flag. In this case it happens to disable the smp_support. We
do also extract the different sections from the newly created
script:</p>
diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c
index 5b43d25e3c..738f793020 100644
--- a/erts/emulator/beam/utils.c
+++ b/erts/emulator/beam/utils.c
@@ -2125,7 +2125,11 @@ tailrecur_ne:
if (!is_boxed(b) || *boxed_val_rel(b,b_base) != *aa)
goto not_equal;
bb = map_val_rel(b,b_base);
- if ((sz = map_get_size((map_t*)aa)) == 0) goto pop_next;
+ sz = map_get_size((map_t*)aa);
+
+ if (sz != map_get_size((map_t*)bb)) goto not_equal;
+ if (sz == 0) goto pop_next;
+
aa += 2;
bb += 2;
sz += 1; /* increment for tuple-keys */
diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c
index fa99c817f0..2497d51df1 100644
--- a/erts/emulator/hipe/hipe_bif0.c
+++ b/erts/emulator/hipe/hipe_bif0.c
@@ -1101,9 +1101,9 @@ BIF_RETTYPE hipe_bifs_make_fun_3(BIF_ALIST_3)
#endif
/*
- * args: Nativecodeaddress, Module, {Uniq, Index, BeamAddress}
+ * args: Module, {Uniq, Index, BeamAddress}
*/
-BIF_RETTYPE hipe_bifs_make_fe_3(BIF_ALIST_3)
+BIF_RETTYPE hipe_bifs_get_fe_2(BIF_ALIST_2)
{
Eterm mod;
Uint index;
@@ -1111,20 +1111,15 @@ BIF_RETTYPE hipe_bifs_make_fe_3(BIF_ALIST_3)
void *beam_address;
ErlFunEntry *fe;
Eterm *tp;
- void *native_address;
-
- native_address = term_to_address(BIF_ARG_1);
- if (!native_address)
- BIF_ERROR(BIF_P, BADARG);
- if (is_not_atom(BIF_ARG_2))
+ if (is_not_atom(BIF_ARG_1))
BIF_ERROR(BIF_P, BADARG);
- mod = BIF_ARG_2;
+ mod = BIF_ARG_1;
- if (is_not_tuple(BIF_ARG_3) ||
- (arityval(*tuple_val(BIF_ARG_3)) != 3))
+ if (is_not_tuple(BIF_ARG_2) ||
+ (arityval(*tuple_val(BIF_ARG_2)) != 3))
BIF_ERROR(BIF_P, BADARG);
- tp = tuple_val(BIF_ARG_3);
+ tp = tuple_val(BIF_ARG_2);
if (term_to_Uint(tp[1], &uniq) == 0)
BIF_ERROR(BIF_P, BADARG);
if (term_to_Uint(tp[2], &index) == 0)
@@ -1144,10 +1139,28 @@ BIF_RETTYPE hipe_bifs_make_fe_3(BIF_ALIST_3)
printf("no fun entry for %s %ld:%ld\n", atom_buf, uniq, index);
BIF_ERROR(BIF_P, BADARG);
}
+ BIF_RET(address_to_term((void *)fe, BIF_P));
+}
+
+/*
+ * args: FE, Nativecodeaddress
+ */
+BIF_RETTYPE hipe_bifs_set_native_address_in_fe_2(BIF_ALIST_2)
+{
+ ErlFunEntry *fe;
+ void *native_address;
+
+ fe = (ErlFunEntry *)term_to_address(BIF_ARG_1);
+ if (!fe)
+ BIF_ERROR(BIF_P, BADARG);
+ native_address = term_to_address(BIF_ARG_2);
+ if (!native_address)
+ BIF_ERROR(BIF_P, BADARG);
+
fe->native_address = native_address;
if (erts_refc_dectest(&fe->refc, 0) == 0)
erts_erase_fun_entry(fe);
- BIF_RET(address_to_term((void *)fe, BIF_P));
+ BIF_RET(am_true);
}
#if 0 /* XXX: unused */
diff --git a/erts/emulator/hipe/hipe_bif0.tab b/erts/emulator/hipe/hipe_bif0.tab
index ce641365e9..2514b1c3a5 100644
--- a/erts/emulator/hipe/hipe_bif0.tab
+++ b/erts/emulator/hipe/hipe_bif0.tab
@@ -69,7 +69,8 @@ bif hipe_bifs:atom_to_word/1
bif hipe_bifs:term_to_word/1
#bif hipe_bifs:make_fun/3
-bif hipe_bifs:make_fe/3
+bif hipe_bifs:get_fe/2
+bif hipe_bifs:set_native_address_in_fe/2
#bif hipe_bifs:make_native_stub/2
bif hipe_bifs:find_na_or_make_stub/2
diff --git a/erts/emulator/test/map_SUITE.erl b/erts/emulator/test/map_SUITE.erl
index 8cc5621181..753d6f7727 100644
--- a/erts/emulator/test/map_SUITE.erl
+++ b/erts/emulator/test/map_SUITE.erl
@@ -29,6 +29,7 @@
t_guard_receive/1, t_guard_fun/1,
t_list_comprehension/1,
t_map_sort_literals/1,
+ t_map_equal/1,
%t_size/1,
t_map_size/1,
@@ -74,6 +75,7 @@ all() -> [
t_update_assoc,t_update_exact,
t_guard_bifs, t_guard_sequence, t_guard_update,
t_guard_receive,t_guard_fun, t_list_comprehension,
+ t_map_equal,
t_map_sort_literals,
%% Specific Map BIFs
@@ -450,6 +452,23 @@ t_map_sort_literals(Config) when is_list(Config) ->
ok.
+t_map_equal(Config) when is_list(Config) ->
+ true = id(#{}) =:= id(#{}),
+ false = id(#{}) =:= id(#{a=>1}),
+ false = id(#{a=>1}) =:= id(#{}),
+ true = id(#{ "a" => "hi", b => 134 }) =:= id(#{ b => 134,"a" => "hi"}),
+
+ false = id(#{ a => 1 }) =:= id(#{ a => 2}),
+ false = id(#{ a => 2 }) =:= id(#{ a => 1}),
+ false = id(#{ a => 2, b => 1 }) =:= id(#{ a => 1, b => 3}),
+ false = id(#{ a => 1, b => 1 }) =:= id(#{ a => 1, b => 3}),
+
+ true = id(#{ a => 1 }) =:= id(#{ a => 1}),
+ true = id(#{ "a" => 2 }) =:= id(#{ "a" => 2}),
+ true = id(#{ "a" => 2, b => 3 }) =:= id(#{ "a" => 2, b => 3}),
+ true = id(#{ a => 1, b => 3, c => <<"wat">> }) =:= id(#{ a => 1, b => 3, c=><<"wat">>}),
+ ok.
+
%% BIFs
t_bif_map_get(Config) when is_list(Config) ->
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-28 15:19:00 +0000