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-rw-r--r--erts/aclocal.m415
-rw-r--r--erts/emulator/beam/beam_emu.c3
-rw-r--r--erts/emulator/beam/io.c10
-rw-r--r--erts/emulator/test/Makefile1
-rw-r--r--erts/emulator/test/prim_eval_SUITE.erl78
-rw-r--r--erts/preloaded/ebin/prim_eval.beambin1276 -> 1428 bytes
-rw-r--r--erts/preloaded/src/prim_eval.S41
-rw-r--r--erts/vsn.mk2
8 files changed, 137 insertions, 13 deletions
diff --git a/erts/aclocal.m4 b/erts/aclocal.m4
index 5ea4c2ccf3..80bf236188 100644
--- a/erts/aclocal.m4
+++ b/erts/aclocal.m4
@@ -1524,6 +1524,13 @@ ETHR_LIB_NAME=
ethr_modified_default_stack_size=
+AC_ARG_WITH(threadnames,
+AS_HELP_STRING([--with-threadnames], [use pthread_setname to set the thread names (default)])
+AS_HELP_STRING([--without-threadnames],
+ [do not set any thread names]),
+[],
+[with_threadnames=yes])
+
dnl Name of lib where ethread implementation is located
ethr_lib_name=ethread
@@ -1914,12 +1921,12 @@ case "$THR_LIB_NAME" in
[pthread_setname_np("name");],
pthread_setname=darwin)
AC_MSG_RESULT([$pthread_setname])
- case $pthread_setname in
- linux) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_2, 1,
+ case $with_threadnames-$pthread_setname in
+ yes-linux) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_2, 1,
[Define if you have linux style pthread_setname_np]);;
- bsd) AC_DEFINE(ETHR_HAVE_PTHREAD_SET_NAME_NP_2, 1,
+ yes-bsd) AC_DEFINE(ETHR_HAVE_PTHREAD_SET_NAME_NP_2, 1,
[Define if you have bsd style pthread_set_name_np]);;
- darwin) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_1, 1,
+ yes-darwin) AC_DEFINE(ETHR_HAVE_PTHREAD_SETNAME_NP_1, 1,
[Define if you have darwin style pthread_setname_np]);;
*) ;;
esac
diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c
index 49f932a1c2..8be0f58227 100644
--- a/erts/emulator/beam/beam_emu.c
+++ b/erts/emulator/beam/beam_emu.c
@@ -1324,6 +1324,7 @@ void process_main(Eterm * x_reg_array, FloatDef* f_reg_array)
goto do_schedule1;
do_schedule:
+ ASSERT(c_p->arity < 6);
ASSERT(c_p->debug_reds_in == REDS_IN(c_p));
if (!ERTS_PROC_GET_SAVED_CALLS_BUF(c_p))
reds_used = REDS_IN(c_p) - FCALLS;
@@ -1924,6 +1925,7 @@ void process_main(Eterm * x_reg_array, FloatDef* f_reg_array)
erts_smp_proc_unlock(c_p, ERTS_PROC_LOCKS_MSG_RECEIVE);
SWAPOUT;
c_p->flags &= ~F_DELAY_GC;
+ c_p->arity = 0;
goto do_schedule; /* Will be rescheduled for exit */
}
ERTS_SMP_MSGQ_MV_INQ2PRIVQ(c_p);
@@ -2166,6 +2168,7 @@ void process_main(Eterm * x_reg_array, FloatDef* f_reg_array)
* in limbo forever.
*/
SWAPOUT;
+ c_p->arity = 0;
goto do_schedule;
}
#endif
diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c
index ebff564421..ddff862607 100644
--- a/erts/emulator/beam/io.c
+++ b/erts/emulator/beam/io.c
@@ -4887,10 +4887,18 @@ erts_port_control(Process* c_p,
copy = 1;
else {
ProcBin *pb = (ProcBin *) ebinp;
+ int offset = bufp - pb->val->orig_bytes;
- if (pb->flags)
+ ASSERT(pb->val->orig_bytes <= bufp
+ && bufp + size <= pb->val->orig_bytes + pb->val->orig_size);
+
+ if (pb->flags) {
erts_emasculate_writable_binary(pb);
+ /* The procbin may have been reallocated, so update bufp */
+ bufp = pb->val->orig_bytes + offset;
+ }
+
binp = pb->val;
ASSERT(bufp <= bufp + size);
ASSERT(binp->orig_bytes <= bufp
diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile
index 6f9827002a..5478932b13 100644
--- a/erts/emulator/test/Makefile
+++ b/erts/emulator/test/Makefile
@@ -89,6 +89,7 @@ MODULES= \
os_signal_SUITE \
port_SUITE \
port_bif_SUITE \
+ prim_eval_SUITE \
process_SUITE \
pseudoknot_SUITE \
receive_SUITE \
diff --git a/erts/emulator/test/prim_eval_SUITE.erl b/erts/emulator/test/prim_eval_SUITE.erl
new file mode 100644
index 0000000000..3f4965f96d
--- /dev/null
+++ b/erts/emulator/test/prim_eval_SUITE.erl
@@ -0,0 +1,78 @@
+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2017. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+-module(prim_eval_SUITE).
+-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
+ init_per_testcase/2, end_per_testcase/2,
+ init_per_group/2, end_per_group/2]).
+
+-export(['ERL-365'/1]).
+
+init_per_testcase(_Case, Config) ->
+ Config.
+
+end_per_testcase(_Case, _Config) ->
+ ok.
+
+suite() ->
+ [{ct_hooks,[ts_install_cth]},
+ {timetrap,{minutes,1}}].
+
+groups() ->
+ [].
+
+init_per_suite(Config) ->
+ Config.
+
+end_per_suite(_Config) ->
+ ok.
+
+init_per_group(_GroupName, Config) ->
+ Config.
+
+end_per_group(_GroupName, Config) ->
+ Config.
+
+all() ->
+ ['ERL-365'].
+
+'ERL-365'(Config) when is_list(Config) ->
+ %% def_arg_reg[0] is used for storage of timeout instruction
+ %% when a 'receive after' is executed. When a process was
+ %% scheduled out inside prim_eval:'receive'/0 due to a function
+ %% call, def_arg_reg[0] was overwritten due to storage of live
+ %% registers.
+ P = spawn_link(fun () ->
+ prim_eval:'receive'(fun (_M) ->
+ erlang:bump_reductions((1 bsl 27)-1),
+ id(true),
+ nomatch
+ end,
+ 200)
+ end),
+ receive after 100 -> ok end,
+ P ! {wont, match},
+ receive after 200 -> ok end,
+ ok.
+
+
+
+id(X) ->
+ X.
diff --git a/erts/preloaded/ebin/prim_eval.beam b/erts/preloaded/ebin/prim_eval.beam
index 66cc919bf1..a011890c1a 100644
--- a/erts/preloaded/ebin/prim_eval.beam
+++ b/erts/preloaded/ebin/prim_eval.beam
Binary files differ
diff --git a/erts/preloaded/src/prim_eval.S b/erts/preloaded/src/prim_eval.S
index e7f09a870c..c6623f8e03 100644
--- a/erts/preloaded/src/prim_eval.S
+++ b/erts/preloaded/src/prim_eval.S
@@ -26,7 +26,7 @@
{attributes, []}.
-{labels, 10}.
+{labels, 14}.
{function, 'receive', 2, 2}.
@@ -36,6 +36,9 @@
{allocate,2,2}.
{move,{x,1},{y,0}}.
{move,{x,0},{y,1}}.
+ %% Call arg_reg_alloc() in order to ensure
+ %% that def_arg_reg[0] isn't clobbered
+ {call,0,{f,7}}.
{label,3}.
{loop_rec,{f,5},{x,0}}.
{move,{y,1},{x,1}}.
@@ -53,19 +56,43 @@
{deallocate,2}.
return.
-
-{function, module_info, 0, 8}.
+{function, arg_reg_alloc, 0, 7}.
{label,6}.
- {func_info,{atom,prim_eval},{atom,module_info},0}.
+ {func_info,{atom,prim_eval},{atom,arg_reg_alloc},0}.
{label,7}.
+ {allocate,0,0}.
+ {move,{integer,134217727},{x,0}}.
+ {call_ext,1,{extfunc,erlang,bump_reductions,1}}.
+ {move,{atom,true},{x,3}}.
+ {move,{atom,true},{x,4}}.
+ {move,{atom,true},{x,2}}.
+ {move,{atom,true},{x,5}}.
+ {move,{atom,true},{x,1}}.
+ {move,{atom,true},{x,6}}.
+ {move,{atom,true},{x,0}}.
+ {call_last,7,{f,9},0}.
+
+
+{function, arg_reg_alloc, 7, 9}.
+ {label,8}.
+ {func_info,{atom,prim_eval},{atom,arg_reg_alloc},7}.
+ {label,9}.
+ {move,{atom,ok},{x,0}}.
+ return.
+
+
+{function, module_info, 0, 11}.
+ {label,10}.
+ {func_info,{atom,prim_eval},{atom,module_info},0}.
+ {label,11}.
{move,{atom,prim_eval},{x,0}}.
{call_ext_only,1,{extfunc,erlang,get_module_info,1}}.
-{function, module_info, 1, 10}.
- {label,8}.
+{function, module_info, 1, 13}.
+ {label,12}.
{func_info,{atom,prim_eval},{atom,module_info},1}.
- {label,9}.
+ {label,13}.
{move,{x,0},{x,1}}.
{move,{atom,prim_eval},{x,0}}.
{call_ext_only,2,{extfunc,erlang,get_module_info,2}}.
diff --git a/erts/vsn.mk b/erts/vsn.mk
index a0a991f5a9..453df6ca83 100644
--- a/erts/vsn.mk
+++ b/erts/vsn.mk
@@ -18,7 +18,7 @@
# %CopyrightEnd%
#
-VSN = 8.2.2
+VSN = 9.0
# Port number 4365 in 4.2
# Port number 4366 in 4.3
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-30 15:33:23 +0000