diff options
Diffstat (limited to 'erts')
-rw-r--r-- | erts/doc/src/erl_ext_dist.xml | 251 | ||||
-rw-r--r-- | erts/doc/src/notes.xml | 40 | ||||
-rw-r--r-- | erts/emulator/beam/beam_debug.c | 16 | ||||
-rw-r--r-- | erts/emulator/beam/bif.tab | 1 | ||||
-rw-r--r-- | erts/emulator/beam/break.c | 8 | ||||
-rw-r--r-- | erts/emulator/beam/bs_instrs.tab | 2 | ||||
-rw-r--r-- | erts/emulator/beam/instrs.tab | 2 | ||||
-rw-r--r-- | erts/emulator/beam/macros.tab | 15 | ||||
-rw-r--r-- | erts/emulator/test/Makefile | 8 | ||||
-rw-r--r-- | erts/emulator/test/bs_construct_SUITE.erl | 86 | ||||
-rw-r--r-- | erts/emulator/test/bs_match_int_SUITE.erl | 71 | ||||
-rw-r--r-- | erts/emulator/test/distribution_SUITE.erl | 20 | ||||
-rw-r--r-- | erts/emulator/test/emulator_bench.spec | 1 | ||||
-rw-r--r-- | erts/emulator/test/erts_debug_SUITE.erl | 15 | ||||
-rw-r--r-- | erts/emulator/test/erts_test_utils.erl | 2 | ||||
-rw-r--r-- | erts/emulator/test/fun_SUITE.erl | 2 | ||||
-rw-r--r-- | erts/vsn.mk | 2 |
17 files changed, 341 insertions, 201 deletions
diff --git a/erts/doc/src/erl_ext_dist.xml b/erts/doc/src/erl_ext_dist.xml index 6b7a6db943..a6bc44b8c8 100644 --- a/erts/doc/src/erl_ext_dist.xml +++ b/erts/doc/src/erl_ext_dist.xml @@ -381,44 +381,6 @@ </section> <section> - <marker id="REFERENCE_EXT"/> - <title>REFERENCE_EXT</title> - <table align="left"> - <row> - <cell align="center">1</cell> - <cell align="center">N</cell> - <cell align="center">4</cell> - <cell align="center">1</cell> - </row> - <row> - <cell align="center"><c>101</c></cell> - <cell align="center"><c>Node</c></cell> - <cell align="center"><c>ID</c></cell> - <cell align="center"><c>Creation</c></cell> - </row> - <tcaption>REFERENCE_EXT</tcaption></table> - <p> - Encodes a reference object (an object generated with - <seealso marker="erlang#make_ref/0">erlang:make_ref/0</seealso>). - The <c>Node</c> term is an encoded atom, that is, - <seealso marker="#ATOM_UTF8_EXT"><c>ATOM_UTF8_EXT</c></seealso>, - <seealso marker="#SMALL_ATOM_UTF8_EXT"><c>SMALL_ATOM_UTF8_EXT</c></seealso>, or - <seealso marker="#ATOM_CACHE_REF"><c>ATOM_CACHE_REF</c></seealso>. - The <c>ID</c> field contains a big-endian unsigned integer, - but <em>is to be regarded as uninterpreted data</em>, - as this field is node-specific. - <c>Creation</c> is a byte containing a node serial number, which - makes it possible to separate old (crashed) nodes from a new one. - </p> - <p> - In <c>ID</c>, only 18 bits are significant; the rest are to be 0. - In <c>Creation</c>, only two bits are significant; the rest are to be 0. - See <seealso marker="#NEW_REFERENCE_EXT"> - <c>NEW_REFERENCE_EXT</c></seealso>. - </p> - </section> - - <section> <marker id="PORT_EXT"/> <title>PORT_EXT</title> <table align="left"> @@ -436,13 +398,46 @@ </row> <tcaption>PORT_EXT</tcaption></table> <p> - Encodes a port object (obtained from - <seealso marker="erlang#open_port/2"> - <c>erlang:open_port/2</c></seealso>). - The <c>ID</c> is a node-specific identifier for a local port. + Same as <seealso marker="#NEW_PORT_EXT"><c>NEW_PORT_EXT</c></seealso> + except the <c>Creation</c> field is only one byte and only two + bits are significant, the rest are to be 0. + </p> + </section> + + <section> + <marker id="NEW_PORT_EXT"/> + <title>NEW_PORT_EXT</title> + <table align="left"> + <row> + <cell align="center">1</cell> + <cell align="center">N</cell> + <cell align="center">4</cell> + <cell align="center">4</cell> + </row> + <row> + <cell align="center"><c>89</c></cell> + <cell align="center"><c>Node</c></cell> + <cell align="center"><c>ID</c></cell> + <cell align="center"><c>Creation</c></cell> + </row> + <tcaption>NEW_PORT_EXT</tcaption></table> + <p> + Encodes a port identifier (obtained from + <seealso marker="erlang#open_port/2"><c>erlang:open_port/2</c></seealso>). + <c>Node</c> is an encoded atom, that is, + <seealso marker="#ATOM_UTF8_EXT"><c>ATOM_UTF8_EXT</c></seealso>, + <seealso marker="#SMALL_ATOM_UTF8_EXT"><c>SMALL_ATOM_UTF8_EXT</c></seealso> + or <seealso marker="#ATOM_CACHE_REF"><c>ATOM_CACHE_REF</c></seealso>. + <c>ID</c> is a 32-bit big endian unsigned integer. Only 28 bits are + significant; the rest are to be 0. The <c>Creation</c> works just like in + <seealso marker="#NEW_PID_EXT"><c>NEW_PID_EXT</c></seealso>. Port operations are not allowed across node boundaries. - The <c>Creation</c> works just like in - <seealso marker="#REFERENCE_EXT"><c>REFERENCE_EXT</c></seealso>. + </p> + <p>Introduced in OTP 19, but only to be decoded and echoed back. Not + encoded for local ports. Planned to supersede <seealso marker="#PORT_EXT"> + <c>PORT_EXT</c></seealso> in OTP 23 when + <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_BIG_CREATON</c></seealso> + becomes mandatory. </p> </section> @@ -466,12 +461,65 @@ </row> <tcaption>PID_EXT</tcaption></table> <p> - Encodes a process identifier object (obtained from - <seealso marker="erlang#spawn/3"><c>erlang:spawn/3</c></seealso> or - friends). The <c>ID</c> and <c>Creation</c> fields works just like in - <seealso marker="#REFERENCE_EXT"><c>REFERENCE_EXT</c></seealso>, while - the <c>Serial</c> field is used to improve safety. - In <c>ID</c>, only 15 bits are significant; the rest are to be 0. + Same as <seealso marker="#NEW_PID_EXT"><c>NEW_PID_EXT</c></seealso> + except the <c>Creation</c> field is only one byte and only two + bits are significant, the rest are to be 0. + </p> + </section> + + <section> + <marker id="NEW_PID_EXT"/> + <title>NEW_PID_EXT</title> + <table align="left"> + <row> + <cell align="center">1</cell> + <cell align="center">N</cell> + <cell align="center">4</cell> + <cell align="center">4</cell> + <cell align="center">4</cell> + </row> + <row> + <cell align="center"><c>88</c></cell> + <cell align="center"><c>Node</c></cell> + <cell align="center"><c>ID</c></cell> + <cell align="center"><c>Serial</c></cell> + <cell align="center"><c>Creation</c></cell> + </row> + <tcaption>NEW_PID_EXT</tcaption></table> + <p> + Encodes an Erlang process identifier object. + </p> + <taglist> + <tag><c>Node</c></tag> + <item><p>The name of the originating node, encoded using + <seealso marker="#ATOM_UTF8_EXT"><c>ATOM_UTF8_EXT</c></seealso>, + <seealso marker="#SMALL_ATOM_UTF8_EXT"><c>SMALL_ATOM_UTF8_EXT</c></seealso> + or <seealso + marker="#ATOM_CACHE_REF"><c>ATOM_CACHE_REF</c></seealso>.</p> + </item> + <tag><c>ID</c></tag> + <item><p>A 32-bit big endian unsigned integer. Only 15 bits are + significant; the rest are to be 0.</p> + </item> + <tag><c>Serial</c></tag> + <item><p>A 32-bit big endian unsigned integer. Only 13 bits are + significant; the rest are to be 0.</p> + </item> + <tag><c>Creation</c></tag> + <item><p>A 32-bit big endian unsigned integer. All identifiers + originating from the same node incarnation must have identical <c>Creation</c> + values. This makes it possible to separate identifiers from old + (crashed) nodes from a new one. The value zero should be avoided for + normal operations as it is used as a wild card for debug purpose + (like a pid returned by <seealso marker="erts:erlang#list_to_pid/1"> + erlang:list_to_pid/1</seealso>).</p> + </item> + </taglist> + <p>Introduced in OTP 19, but only to be decoded and echoed back. Not + encoded for local processes. Planned to supersede <seealso marker="#PID_EXT"> + <c>PID_EXT</c></seealso> in OTP 23 when + <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_BIG_CREATON</c></seealso> + becomes mandatory. </p> </section> @@ -695,6 +743,30 @@ </section> <section> + <marker id="REFERENCE_EXT"/> + <title>REFERENCE_EXT (deprecated)</title> + <table align="left"> + <row> + <cell align="center">1</cell> + <cell align="center">N</cell> + <cell align="center">4</cell> + <cell align="center">1</cell> + </row> + <row> + <cell align="center"><c>101</c></cell> + <cell align="center"><c>Node</c></cell> + <cell align="center"><c>ID</c></cell> + <cell align="center"><c>Creation</c></cell> + </row> + <tcaption>REFERENCE_EXT</tcaption></table> + <p> + The same as <seealso marker="#NEW_REFERENCE_EXT"> + <c>NEW_REFERENCE_EXT</c></seealso> except <c>ID</c> is only one word + (<c>Len</c> = 1). + </p> + </section> + + <section> <marker id="NEW_REFERENCE_EXT"/> <title>NEW_REFERENCE_EXT</title> <table align="left"> @@ -714,29 +786,68 @@ </row> <tcaption>NEW_REFERENCE_EXT</tcaption></table> <p> - <c>Node</c> and <c>Creation</c> are as in - <seealso marker="#REFERENCE_EXT"><c>REFERENCE_EXT</c></seealso>. - </p> - <p> - <c>ID</c> contains a sequence of big-endian unsigned integers - (4 bytes each, so <c>N'</c> is a multiple of 4), - but is to be regarded as uninterpreted data. - </p> - <p> - <c>N'</c> = 4 * <c>Len</c>. - </p> - <p> - In the first word (4 bytes) of <c>ID</c>, only 18 bits are - significant, the rest are to be 0. - In <c>Creation</c>, only two bits are significant, - the rest are to be 0. + The same as <seealso marker="#NEWER_REFERENCE_EXT"> + <c>NEWER_REFERENCE_EXT</c></seealso> <em>except</em>: </p> + <taglist> + <tag><c>ID</c></tag> + <item><p>In the first word (4 bytes) of <c>ID</c>, only 18 bits are + significant, the rest must be 0.</p> + </item> + <tag><c>Creation</c></tag> + <item><p>Only one byte long and only two bits are significant, the rest must be 0.</p> + </item> + </taglist> + </section> + + <section> + <marker id="NEWER_REFERENCE_EXT"/> + <title>NEWER_REFERENCE_EXT</title> + <table align="left"> + <row> + <cell align="center">1</cell> + <cell align="center">2</cell> + <cell align="center">N</cell> + <cell align="center">4</cell> + <cell align="center">N'</cell> + </row> + <row> + <cell align="center"><c>90</c></cell> + <cell align="center"><c>Len</c></cell> + <cell align="center"><c>Node</c></cell> + <cell align="center"><c>Creation</c></cell> + <cell align="center"><c>ID ...</c></cell> + </row> + <tcaption>NEWER_REFERENCE_EXT</tcaption></table> <p> - <c>NEW_REFERENCE_EXT</c> was introduced with distribution version 4. - In version 4, <c>N'</c> is to be at most 12. + Encodes a reference term generated with + <seealso marker="erts:erlang#make_ref/0">erlang:make_ref/0</seealso>. </p> - <p> - See <seealso marker="#REFERENCE_EXT"><c>REFERENCE_EXT</c></seealso>. + <taglist> + <tag><c>Node</c></tag> + <item><p>The name of the originating node, encoded using + <seealso marker="#ATOM_UTF8_EXT"><c>ATOM_UTF8_EXT</c></seealso>, + <seealso marker="#SMALL_ATOM_UTF8_EXT"><c>SMALL_ATOM_UTF8_EXT</c></seealso> + or <seealso marker="#ATOM_CACHE_REF"><c>ATOM_CACHE_REF</c></seealso>.</p> + </item> + <tag><c>Len</c></tag> + <item><p>A 16-bit big endian unsigned integer not larger than 3.</p> + </item> + <tag><c>ID</c></tag> + <item><p>A sequence of <c>Len</c> big-endian unsigned integers + (4 bytes each, so <c>N'</c> = 4 * <c>Len</c>), + but is to be regarded as uninterpreted data.</p> + </item> + <tag><c>Creation</c></tag> + <item><p>Works just like in + <seealso marker="#NEW_PID_EXT"><c>NEW_PID_EXT</c></seealso>.</p> + </item> + </taglist> + <p>Introduced in OTP 19, but only to be decoded and echoed back. Not + encoded for local references. Planned to supersede <seealso marker="#NEW_REFERENCE_EXT"> + <c>NEW_REFERENCE_EXT</c></seealso> in OTP 23 when + <seealso marker="erl_dist_protocol#dflags"><c>DFLAG_BIG_CREATON</c></seealso> + becomes mandatory. </p> </section> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 13cd4129ac..fca01f0dd6 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -31,6 +31,46 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 10.3.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>Add missing documentation of new external tags + <c>NEW_PID</c>, <c>NEW_PORT</c> and + <c>NEWER_REFERENCE</c> introduced in OTP 19.</p> <p>These + new tags are planned to be "activated" in OTP 23 when + distribution capability flag <c>DFLAG_BIG_CREATION</c> + becomes mandatory. Older nodes (>= 19) are able to decode + these new tags and send them back to the new node. Nodes + older than OTP 23 will however never encode their own + local pids, ports and references using the new tags.</p> + <p> + Own Id: OTP-15766</p> + </item> + </list> + </section> + +</section> + +<section><title>Erts 10.3.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix <c>erlang:open_port/2</c> with the <c>fd</c> option + to correctly cleanup the pollset when the port is closed. + Before this fix there would be error printouts sent to + logger when the same fd was reused in a new port.</p> + <p> + Own Id: OTP-15753 Aux Id: ERL-900 </p> + </item> + </list> + </section> + +</section> + <section><title>Erts 10.3.2</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/erts/emulator/beam/beam_debug.c b/erts/emulator/beam/beam_debug.c index 762c5da9be..4d52435139 100644 --- a/erts/emulator/beam/beam_debug.c +++ b/erts/emulator/beam/beam_debug.c @@ -353,6 +353,22 @@ erts_debug_disassemble_1(BIF_ALIST_1) return TUPLE3(hp, addr, bin, mfa); } +BIF_RETTYPE +erts_debug_interpreter_size_0(BIF_ALIST_0) +{ + int i; + BeamInstr low, high; + + low = high = (BeamInstr) process_main; + for (i = 0; i < NUM_SPECIFIC_OPS; i++) { + BeamInstr a = BeamOpCodeAddr(i); + if (a > high) { + high = a; + } + } + return erts_make_integer(high - low, BIF_P); +} + void dbg_bt(Process* p, Eterm* sp) { diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab index 34a0be4f2d..db9c258cb7 100644 --- a/erts/emulator/beam/bif.tab +++ b/erts/emulator/beam/bif.tab @@ -437,6 +437,7 @@ bif erts_debug:set_internal_state/2 bif erts_debug:display/1 bif erts_debug:dist_ext_to_term/2 bif erts_debug:instructions/0 +bif erts_debug:interpreter_size/0 bif erts_debug:dirty_cpu/2 bif erts_debug:dirty_io/2 bif erts_debug:dirty/3 diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c index 06d8c7cda8..80e871aaf6 100644 --- a/erts/emulator/beam/break.c +++ b/erts/emulator/beam/break.c @@ -394,8 +394,12 @@ print_process_info(fmtfn_t to, void *to_arg, Process *p, ErtsProcLocks orig_lock erts_print(to, to_arg, "OldBinVHeap: %b64u\n", BIN_OLD_VHEAP(p)); erts_print(to, to_arg, "BinVHeap unused: %b64u\n", BIN_VHEAP_SZ(p) - p->off_heap.overhead); - erts_print(to, to_arg, "OldBinVHeap unused: %b64u\n", - BIN_OLD_VHEAP_SZ(p) - BIN_OLD_VHEAP(p)); + if (BIN_OLD_VHEAP_SZ(p) >= BIN_OLD_VHEAP(p)) { + erts_print(to, to_arg, "OldBinVHeap unused: %b64u\n", + BIN_OLD_VHEAP_SZ(p) - BIN_OLD_VHEAP(p)); + } else { + erts_print(to, to_arg, "OldBinVHeap unused: overflow\n"); + } erts_print(to, to_arg, "Memory: %beu\n", erts_process_memory(p, !0)); if (garbing) { diff --git a/erts/emulator/beam/bs_instrs.tab b/erts/emulator/beam/bs_instrs.tab index 9cad2b03c5..bd1ad91e45 100644 --- a/erts/emulator/beam/bs_instrs.tab +++ b/erts/emulator/beam/bs_instrs.tab @@ -125,7 +125,7 @@ BS_GET_UNCHECKED_FIELD_SIZE(Bits, Unit, Fail, Dst) { TEST_BIN_VHEAP(VNh, Nh, Live) { Uint need = $Nh; if (E - HTOP < need || MSO(c_p).overhead + $VNh >= BIN_VHEAP_SZ(c_p)) { - SWAPOUT; + $GC_SWAPOUT(); PROCESS_MAIN_CHK_LOCKS(c_p); FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, $Live, FCALLS); ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); diff --git a/erts/emulator/beam/instrs.tab b/erts/emulator/beam/instrs.tab index 692408e212..462ee77e6f 100644 --- a/erts/emulator/beam/instrs.tab +++ b/erts/emulator/beam/instrs.tab @@ -1001,7 +1001,7 @@ catch_end(Y) { } /* only x(2) is included in the rootset here */ if (E - HTOP < 3) { - SWAPOUT; + $GC_SWAPOUT(); PROCESS_MAIN_CHK_LOCKS(c_p); FCALLS -= erts_garbage_collect_nobump(c_p, 3, reg+2, 1, FCALLS); ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); diff --git a/erts/emulator/beam/macros.tab b/erts/emulator/beam/macros.tab index 494fe8961e..1b5e5f66b0 100644 --- a/erts/emulator/beam/macros.tab +++ b/erts/emulator/beam/macros.tab @@ -63,10 +63,21 @@ JUMP(Fail) { Goto(*I); } +GC_SWAPOUT() { + // + // Since a garbage collection is expensive anyway, we can afford + // to save the instruction counter so that the correct function will + // be pointed in the crash dump if the garbage collection fails + // because of insufficient memory. + // + SWAPOUT; + c_p->i = I; +} + GC_TEST(Ns, Nh, Live) { Uint need = $Nh + $Ns; if (ERTS_UNLIKELY(E - HTOP < need)) { - SWAPOUT; + $GC_SWAPOUT(); PROCESS_MAIN_CHK_LOCKS(c_p); FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, $Live, FCALLS); ERTS_VERIFY_UNUSED_TEMP_ALLOC(c_p); @@ -79,7 +90,7 @@ GC_TEST(Ns, Nh, Live) { GC_TEST_PRESERVE(NeedHeap, Live, PreserveTerm) { Uint need = $NeedHeap; if (ERTS_UNLIKELY(E - HTOP < need)) { - SWAPOUT; + $GC_SWAPOUT(); reg[$Live] = $PreserveTerm; PROCESS_MAIN_CHK_LOCKS(c_p); FCALLS -= erts_garbage_collect_nobump(c_p, need, reg, $Live+1, FCALLS); diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile index 28775b6f02..019af2162f 100644 --- a/erts/emulator/test/Makefile +++ b/erts/emulator/test/Makefile @@ -207,14 +207,10 @@ ERL_COMPILE_FLAGS += # ---------------------------------------------------- make_emakefile: $(NO_OPT_ERL_FILES) $(NATIVE_ERL_FILES) - # This special rule can be removed when communication with R7B nodes - # is no longer supported. - $(ERL_TOP)/make/make_emakefile $(ERL_COMPILE_FLAGS) +compressed -o$(EBIN) \ - '*_SUITE_make' > $(EMAKEFILE) $(ERL_TOP)/make/make_emakefile $(ERL_COMPILE_FLAGS) +compressed -o$(EBIN) \ $(MODULES) >> $(EMAKEFILE) - $(ERL_TOP)/make/make_emakefile +no_copt +no_postopt $(ERL_COMPILE_FLAGS) \ - -o$(EBIN) $(NO_OPT_MODULES) >> $(EMAKEFILE) + $(ERL_TOP)/make/make_emakefile +no_copt +no_postopt +no_ssa_opt +no_bsm_opt \ + $(ERL_COMPILE_FLAGS) -o$(EBIN) $(NO_OPT_MODULES) >> $(EMAKEFILE) $(ERL_TOP)/make/make_emakefile +native $(ERL_COMPILE_FLAGS) \ -o$(EBIN) $(NATIVE_MODULES) >> $(EMAKEFILE) diff --git a/erts/emulator/test/bs_construct_SUITE.erl b/erts/emulator/test/bs_construct_SUITE.erl index ad05cb3689..8fab4f5bc4 100644 --- a/erts/emulator/test/bs_construct_SUITE.erl +++ b/erts/emulator/test/bs_construct_SUITE.erl @@ -16,8 +16,6 @@ %% limitations under the License. %% %% %CopyrightEnd% -%% -%% Purpose : Common utilities used by several optimization passes. %% -module(bs_construct_SUITE). @@ -27,9 +25,9 @@ test1/1, test2/1, test3/1, test4/1, test5/1, testf/1, not_used/1, in_guard/1, mem_leak/1, coerce_to_float/1, bjorn/1, append_empty_is_same/1, - huge_float_field/1, huge_binary/1, system_limit/1, badarg/1, + huge_float_field/1, system_limit/1, badarg/1, copy_writable_binary/1, kostis/1, dynamic/1, bs_add/1, - otp_7422/1, zero_width/1, bad_append/1, bs_add_overflow/1]). + otp_7422/1, zero_width/1, bad_append/1, bs_append_overflow/1]). -include_lib("common_test/include/ct.hrl"). @@ -40,9 +38,9 @@ suite() -> all() -> [test1, test2, test3, test4, test5, testf, not_used, in_guard, mem_leak, coerce_to_float, bjorn, append_empty_is_same, - huge_float_field, huge_binary, system_limit, badarg, + huge_float_field, system_limit, badarg, copy_writable_binary, kostis, dynamic, bs_add, otp_7422, zero_width, - bad_append, bs_add_overflow]. + bad_append, bs_append_overflow]. init_per_suite(Config) -> Config. @@ -543,56 +541,6 @@ huge_float_field(Config) when is_list(Config) -> huge_float_check({'EXIT',{system_limit,_}}) -> ok; huge_float_check({'EXIT',{badarg,_}}) -> ok. -huge_binary(Config) when is_list(Config) -> - ct:timetrap({seconds, 60}), - 16777216 = size(<<0:(id(1 bsl 26)),(-1):(id(1 bsl 26))>>), - garbage_collect(), - FreeMem = free_mem(), - io:format("Free memory (Mb): ~p\n", [FreeMem]), - {Shift,Return} = case free_mem() of - undefined -> - %% This test has to be inlined inside the case to - %% use a literal Shift - garbage_collect(), - id(<<0:((1 bsl 32)-1)>>), - {32,ok}; - Mb when Mb > 600 -> - garbage_collect(), - id(<<0:((1 bsl 32)-1)>>), - {32,ok}; - Mb when Mb > 300 -> - garbage_collect(), - id(<<0:((1 bsl 31)-1)>>), - {31,"Limit huge binaries to 256 Mb"}; - Mb when Mb > 200 -> - garbage_collect(), - id(<<0:((1 bsl 30)-1)>>), - {30,"Limit huge binary to 128 Mb"}; - _ -> - garbage_collect(), - id(<<0:((1 bsl 29)-1)>>), - {29,"Limit huge binary to 64 Mb"} - end, - garbage_collect(), - id(<<0:((1 bsl Shift)-1)>>), - garbage_collect(), - id(<<0:(id((1 bsl Shift)-1))>>), - garbage_collect(), - case Return of - ok -> ok; - Comment -> {comment, Comment} - end. - -%% Return the amount of free memory in Mb. -free_mem() -> - {ok,Apps} = application:ensure_all_started(os_mon), - Mem = memsup:get_system_memory_data(), - [ok = application:stop(App)||App <- Apps], - case proplists:get_value(free_memory,Mem) of - undefined -> undefined; - Val -> Val div (1024*1024) - end. - system_limit(Config) when is_list(Config) -> WordSize = erlang:system_info(wordsize), BitsPerWord = WordSize * 8, @@ -904,33 +852,37 @@ append_unit_8(Bin) -> append_unit_16(Bin) -> <<Bin/binary-unit:16,0:1>>. -%% Produce a large result of bs_add that, if cast to signed int, would overflow -%% into a negative number that fits a smallnum. -bs_add_overflow(_Config) -> +%% Test that the bs_append instruction will correctly check for +%% overflow by producing a binary whose total size would exceed the +%% maximum allowed size for a binary on a 32-bit computer. + +bs_append_overflow(_Config) -> Memsize = memsize(), io:format("Memsize = ~w Bytes~n", [Memsize]), case erlang:system_info(wordsize) of 8 -> + %% Not possible to test on a 64-bit computer. {skip, "64-bit architecture"}; _ when Memsize < (2 bsl 30) -> - {skip, "Less then 2 GB of memory"}; + {skip, "Less than 2 GB of memory"}; 4 -> - {'EXIT', {system_limit, _}} = (catch bs_add_overflow_signed()), - {'EXIT', {system_limit, _}} = (catch bs_add_overflow_unsigned()), + {'EXIT', {system_limit, _}} = (catch bs_append_overflow_signed()), + erlang:garbage_collect(), + {'EXIT', {system_limit, _}} = (catch bs_append_overflow_unsigned()), + erlang:garbage_collect(), ok end. -bs_add_overflow_signed() -> - %% Produce a large result of bs_add that, if cast to signed int, would +bs_append_overflow_signed() -> + %% Produce a large binary that, if cast to signed int, would %% overflow into a negative number that fits a smallnum. Large = <<0:((1 bsl 30)-1)>>, <<Large/bits, Large/bits, Large/bits, Large/bits, Large/bits, Large/bits, Large/bits, Large/bits, Large/bits>>. -bs_add_overflow_unsigned() -> - %% Produce a large result of bs_add that goes beyond the limit of an - %% unsigned word. This used to succeed but produced an incorrect result +bs_append_overflow_unsigned() -> + %% The following would succeed but would produce an incorrect result %% where B =:= C! A = <<0:((1 bsl 32)-8)>>, B = <<2, 3>>, diff --git a/erts/emulator/test/bs_match_int_SUITE.erl b/erts/emulator/test/bs_match_int_SUITE.erl index e913dc98b0..454e55d017 100644 --- a/erts/emulator/test/bs_match_int_SUITE.erl +++ b/erts/emulator/test/bs_match_int_SUITE.erl @@ -234,34 +234,49 @@ mml_choose(<<_A:8>>) -> single_byte_binary; mml_choose(<<_A:8,_T/binary>>) -> multi_byte_binary. match_huge_int(Config) when is_list(Config) -> - Sz = 1 bsl 27, - Bin = <<0:Sz,13:8>>, - skip_huge_int_1(Sz, Bin), - 0 = match_huge_int_1(Sz, Bin), - - %% Test overflowing the size of an integer field. - nomatch = overflow_huge_int_skip_32(Bin), - case erlang:system_info(wordsize) of - 4 -> - nomatch = overflow_huge_int_32(Bin); - 8 -> - %% An attempt will be made to allocate heap space for - %% the bignum (which will probably fail); only if the - %% allocation succeeds will the matching fail because - %% the binary is too small. - ok - end, - nomatch = overflow_huge_int_skip_64(Bin), - nomatch = overflow_huge_int_64(Bin), - - %% Test overflowing the size of an integer field using variables as sizes. - Sizes = case erlang:system_info(wordsize) of - 4 -> lists:seq(25, 32); - 8 -> [] - end ++ lists:seq(50, 64), - ok = overflow_huge_int_unit128(Bin, Sizes), - - ok. + case ?MODULE of + bs_match_int_no_opt_SUITE -> + %% This test case is written with the assumption that + %% bs_skip2 instructions are used when the value of the + %% extracted segment will not be used. In OTP 21 and earlier, that + %% assumption was always true, because the bs_skip optimization + %% was included in v3_codegen and could not be disabled. + %% In OTP 22, the bs_skip optimization is done by beam_ssa_opt + %% and is disabled. + %% + %% On memory-constrained computers, using bs_get_integer2 + %% instructions may cause the runtime system to terminate + %% because of insufficient memory. + {skip, "unoptimized code would use too much memory"}; + bs_match_int_SUITE -> + Sz = 1 bsl 27, + Bin = <<0:Sz,13:8>>, + skip_huge_int_1(Sz, Bin), + 0 = match_huge_int_1(Sz, Bin), + + %% Test overflowing the size of an integer field. + nomatch = overflow_huge_int_skip_32(Bin), + case erlang:system_info(wordsize) of + 4 -> + nomatch = overflow_huge_int_32(Bin); + 8 -> + %% An attempt will be made to allocate heap space for + %% the bignum (which will probably fail); only if the + %% allocation succeeds will the matching fail because + %% the binary is too small. + ok + end, + nomatch = overflow_huge_int_skip_64(Bin), + nomatch = overflow_huge_int_64(Bin), + + %% Test overflowing the size of an integer field using + %% variables as sizes. + Sizes = case erlang:system_info(wordsize) of + 4 -> lists:seq(25, 32); + 8 -> [] + end ++ lists:seq(50, 64), + ok = overflow_huge_int_unit128(Bin, Sizes) + end. overflow_huge_int_unit128(Bin, [Sz0|Sizes]) -> Sz = id(1 bsl Sz0), diff --git a/erts/emulator/test/distribution_SUITE.erl b/erts/emulator/test/distribution_SUITE.erl index 58194cf167..6e31c73e10 100644 --- a/erts/emulator/test/distribution_SUITE.erl +++ b/erts/emulator/test/distribution_SUITE.erl @@ -19,7 +19,6 @@ %% -module(distribution_SUITE). --compile(r16). -define(VERSION_MAGIC, 131). @@ -55,7 +54,6 @@ dist_parallel_send/1, atom_roundtrip/1, unicode_atom_roundtrip/1, - atom_roundtrip_r16b/1, contended_atom_cache_entry/1, contended_unicode_atom_cache_entry/1, bad_dist_structure/1, @@ -95,7 +93,6 @@ all() -> ref_port_roundtrip, nil_roundtrip, stop_dist, {group, trap_bif}, {group, dist_auto_connect}, dist_parallel_send, atom_roundtrip, unicode_atom_roundtrip, - atom_roundtrip_r16b, contended_atom_cache_entry, contended_unicode_atom_cache_entry, {group, message_latency}, {group, bad_dist}, {group, bad_dist_ext}, @@ -1158,23 +1155,6 @@ atom_roundtrip(Config) when is_list(Config) -> stop_node(Node), ok. -atom_roundtrip_r16b(Config) when is_list(Config) -> - case test_server:is_release_available("r16b") of - true -> - ct:timetrap({minutes, 6}), - AtomData = unicode_atom_data(), - verify_atom_data(AtomData), - case start_node(Config, [], "r16b") of - {ok, Node} -> - do_atom_roundtrip(Node, AtomData), - stop_node(Node); - {error, timeout} -> - {skip,"Unable to start OTP R16B release"} - end; - false -> - {skip,"No OTP R16B available"} - end. - unicode_atom_roundtrip(Config) when is_list(Config) -> AtomData = unicode_atom_data(), verify_atom_data(AtomData), diff --git a/erts/emulator/test/emulator_bench.spec b/erts/emulator/test/emulator_bench.spec index 2a180b440c..03638bfa23 100644 --- a/erts/emulator/test/emulator_bench.spec +++ b/erts/emulator/test/emulator_bench.spec @@ -1,2 +1,3 @@ {groups,"../emulator_test",estone_SUITE,[estone_bench]}. {groups,"../emulator_test",binary_SUITE,[iolist_size_benchmarks]}. +{groups,"../emulator_test",erts_debug_SUITE,[interpreter_size_bench]}. diff --git a/erts/emulator/test/erts_debug_SUITE.erl b/erts/emulator/test/erts_debug_SUITE.erl index f39dbedd8f..6798e3bf25 100644 --- a/erts/emulator/test/erts_debug_SUITE.erl +++ b/erts/emulator/test/erts_debug_SUITE.erl @@ -20,10 +20,12 @@ -module(erts_debug_SUITE). -include_lib("common_test/include/ct.hrl"). +-include_lib("common_test/include/ct_event.hrl"). --export([all/0, suite/0, +-export([all/0, suite/0, groups/0, test_size/1,flat_size_big/1,df/1,term_type/1, - instructions/1, stack_check/1, alloc_blocks_size/1]). + instructions/1, stack_check/1, alloc_blocks_size/1, + interpreter_size_bench/1]). -export([do_alloc_blocks_size/0]). @@ -35,6 +37,15 @@ all() -> [test_size, flat_size_big, df, instructions, term_type, stack_check, alloc_blocks_size]. +groups() -> + [{interpreter_size_bench, [], [interpreter_size_bench]}]. + +interpreter_size_bench(_Config) -> + Size = erts_debug:interpreter_size(), + ct_event:notify(#event{name=benchmark_data, + data=[{value,Size}]}), + {comment,integer_to_list(Size)++" bytes"}. + test_size(Config) when is_list(Config) -> ConsCell1 = id([a|b]), ConsCell2 = id(ConsCell1), diff --git a/erts/emulator/test/erts_test_utils.erl b/erts/emulator/test/erts_test_utils.erl index e4e00a0a16..9c9eaa70ed 100644 --- a/erts/emulator/test/erts_test_utils.erl +++ b/erts/emulator/test/erts_test_utils.erl @@ -19,7 +19,7 @@ %% -module(erts_test_utils). --compile(r16). +-compile(r20). %% %% THIS MODULE IS ALSO USED BY *OTHER* APPLICATIONS TEST CODE diff --git a/erts/emulator/test/fun_SUITE.erl b/erts/emulator/test/fun_SUITE.erl index 7f6caa08f1..2cbde621ce 100644 --- a/erts/emulator/test/fun_SUITE.erl +++ b/erts/emulator/test/fun_SUITE.erl @@ -513,6 +513,8 @@ refc(Config) when is_list(Config) -> Other -> ct:fail({unexpected,Other}) end, process_flag(trap_exit, false), + %% Wait to make sure that the process has terminated completely. + receive after 1 -> ok end, {refc,3} = erlang:fun_info(F1, refc), %% Garbage collect. Only the F2 fun will be left. diff --git a/erts/vsn.mk b/erts/vsn.mk index bce5ce4167..fafcdf3b28 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -18,7 +18,7 @@ # %CopyrightEnd% # -VSN = 10.3.2 +VSN = 10.3.4 # Port number 4365 in 4.2 # Port number 4366 in 4.3 |