diff options
Diffstat (limited to 'erts')
147 files changed, 3930 insertions, 1423 deletions
diff --git a/erts/configure.in b/erts/configure.in index f66110b98b..9864d03cde 100644 --- a/erts/configure.in +++ b/erts/configure.in @@ -446,13 +446,13 @@ else fi AC_ARG_ENABLE(static-nifs, -AS_HELP_STRING([--enable-static-nifs], [link nifs statically. If yes then all nifs in all Erlang/OTP applications will be statically linked into the main binary. It is also possible to give a list of nifs that should be linked statically. The list should be a comma seperated and contain the absolute path to a .a archive for each nif that is to be statically linked. The name of the .a archive has to be the same as the name of the nif. Note that you have to link any external dependencies that the nifs have to the main binary, so for the crypto nif you want to pass LIBS=-lcrypto to configure.]), +AS_HELP_STRING([--enable-static-nifs], [link nifs statically. If yes then all nifs in all Erlang/OTP applications will be statically linked into the main binary. It is also possible to give a list of nifs that should be linked statically. The list should be a comma separated and contain the absolute path to a .a archive for each nif that is to be statically linked. The name of the .a archive has to be the same as the name of the nif. Note that you have to link any external dependencies that the nifs have to the main binary, so for the crypto nif you want to pass LIBS=-lcrypto to configure.]), STATIC_NIFS="$enableval", STATIC_NIFS=no) AC_SUBST(STATIC_NIFS) AC_ARG_ENABLE(static-drivers, -AS_HELP_STRING([--enable-static-drivers], [comma seperated list of linked-in drivers to link statically with the main binary. The list should contain the absolute path to a .a archive for each driver that is to be statically linked. The name of the .a archive has to be the same as the name of the driver.]), +AS_HELP_STRING([--enable-static-drivers], [comma separated list of linked-in drivers to link statically with the main binary. The list should contain the absolute path to a .a archive for each driver that is to be statically linked. The name of the .a archive has to be the same as the name of the driver.]), STATIC_DRIVERS="$enableval", STATIC_DRIVERS=no) AC_SUBST(STATIC_DRIVERS) @@ -2109,6 +2109,17 @@ AC_CHECK_FUNCS([ieee_handler fpsetmask finite isnan isinf res_gethostbyname dlop flockfile fstat strlcpy strlcat setsid posix2time time2posix \ setlocale nl_langinfo poll mlockall]) +AC_MSG_CHECKING([for isfinite]) +AC_TRY_LINK([#include <math.h>], + [isfinite(0);], have_isfinite=yes, have_isfinite=no), + +if test $have_isfinite = yes; then + AC_DEFINE(HAVE_ISFINITE,[1], + [Define to 1 if you have the `isfinite' function.]) + AC_MSG_RESULT(yes) +else + AC_MSG_RESULT(no) +fi case X$erl_xcomp_posix_memalign in Xno) ;; @@ -3988,7 +3999,7 @@ dnl If set to --with-ssl=PATH we use that path as the prefix, i.e. we dnl use "PATH/include" and "PATH/lib". AC_SUBST(SSL_INCLUDE) -AC_SUBST(SSL_ROOT) +AC_SUBST(SSL_INCDIR) AC_SUBST(SSL_LIBDIR) AC_SUBST(SSL_CRYPTO_LIBNAME) AC_SUBST(SSL_SSL_LIBNAME) @@ -4082,6 +4093,15 @@ AS_HELP_STRING([--with-ssl=PATH], [specify location of OpenSSL include and lib]) AS_HELP_STRING([--with-ssl], [use SSL (default)]) AS_HELP_STRING([--without-ssl], [don't use SSL])) +AC_ARG_WITH(ssl-incl, +AS_HELP_STRING([--with-ssl-incl=PATH], [location of OpenSSL include dir, if different than specified by --with-ssl=PATH]), +[ +case X$with_ssl in + X | Xyes | Xno) AC_MSG_ERROR([--with-ssl-incl=PATH set without --with-ssl=PATH]);; +esac +], +[with_ssl_incl=$with_ssl]) #default + AC_ARG_ENABLE(dynamic-ssl-lib, AS_HELP_STRING([--disable-dynamic-ssl-lib], [disable using dynamic openssl libraries]), @@ -4196,7 +4216,7 @@ case "$erl_xcomp_without_sysroot-$with_ssl" in dir="$erl_xcomp_sysroot$rdir" if test -f "$erl_xcomp_isysroot$rdir/include/openssl/opensslv.h"; then is_real_ssl=yes - SSL_ROOT="$dir" + SSL_INCDIR="$dir" if test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes"; then if test -f "$dir/lib/VC/libeay32.lib"; then SSL_RUNTIME_LIBDIR="$rdir/lib/VC" @@ -4326,8 +4346,8 @@ case "$erl_xcomp_without_sysroot-$with_ssl" in # Trust OpenBSD to have everything the in the correct locations. ssl_found=yes ssl_linkable=yes - SSL_ROOT="$erl_xcomp_sysroot/usr" - AC_MSG_RESULT([$SSL_ROOT]) + SSL_INCDIR="$erl_xcomp_sysroot/usr" + AC_MSG_RESULT([$SSL_INCDIR]) SSL_RUNTIME_LIB="/usr/lib" SSL_LIB="$erl_xcomp_sysroot/usr/lib" SSL_BINDIR="/usr/sbin" @@ -4394,7 +4414,10 @@ dnl so it is - be adoptable if test ! -d "$with_ssl" ; then AC_MSG_ERROR(Invalid path to option --with-ssl=PATH) fi - SSL_ROOT="$with_ssl" + if test ! -d "$with_ssl_incl" ; then + AC_MSG_ERROR(Invalid path to option --with-ssl-incl=PATH) + fi + SSL_INCDIR="$with_ssl_incl" SSL_CRYPTO_LIBNAME=crypto SSL_SSL_LIBNAME=ssl if test "x$MIXED_CYGWIN" = "xyes" -o "x$MIXED_MSYS" = "xyes" && test -d "$with_ssl/lib/VC"; then @@ -4444,12 +4467,12 @@ dnl so it is - be adoptable elif test '!' -f ${SSL_LIBDIR}/lib${SSL_CRYPTO_LIBNAME}.so -a '!' -f "$SSL_LIBDIR/lib${SSL_CRYPTO_LIBNAME}.dylib"; then SSL_STATIC_ONLY=yes fi - SSL_INCLUDE="-I$with_ssl/include" + SSL_INCLUDE="-I$with_ssl_incl/include" SSL_APP=ssl CRYPTO_APP=crypto SSH_APP=ssh if test "$cross_compiling" = "yes"; then - SSL_RUNTIME_LIBDIR=`echo "$SSL_LIBDIR" | sed -n "s|^$erl_xcomp_sysroot\(.*\)\$|\1|p"` + SSL_RUNTIME_LIBDIR=`echo "$SSL_LIBDIR" | sed -n "s|^$erl_xcomp_sysroot\(/*\)\(.*\)\$|/\2|p"` else SSL_RUNTIME_LIBDIR="$SSL_LIBDIR" fi @@ -4507,8 +4530,8 @@ if test "x$SSL_APP" != "x" ; then SSL_KRB5_INCLUDE= if test "x$ssl_krb5_enabled" = "xyes" ; then AC_MSG_CHECKING(for krb5.h in standard locations) - for dir in $extra_dir "$SSL_ROOT/include" "$SSL_ROOT/include/openssl" \ - "$SSL_ROOT/include/kerberos" \ + for dir in $extra_dir "$SSL_INCDIR/include" "$SSL_INCDIR/include/openssl" \ + "$SSL_INCDIR/include/kerberos" \ "$erl_xcomp_isysroot/cygdrive/c/kerberos/include" \ "$erl_xcomp_isysroot/usr/local/kerberos/include" \ "$erl_xcomp_isysroot/usr/kerberos/include" \ @@ -4805,7 +4828,7 @@ AH_BOTTOM([ #define HAVE_GETHRVTIME #endif -#ifndef HAVE_FINITE +#if !defined(HAVE_ISFINITE) && !defined(HAVE_FINITE) # if defined(HAVE_ISINF) && defined(HAVE_ISNAN) # define USE_ISINF_ISNAN # endif @@ -4821,6 +4844,26 @@ if test "x$GCC" = xyes; then fi dnl ---------------------------------------------------------------------- +dnl Enable -fsanitize= flags. +dnl ---------------------------------------------------------------------- + +m4_define(DEFAULT_SANITIZERS, [address,undefined]) +AC_ARG_ENABLE( + sanitizers, + AS_HELP_STRING( + [--enable-sanitizers@<:@=comma-separated list of sanitizers@:>@], + [Default=DEFAULT_SANITIZERS]), +[ +case "$enableval" in + no) sanitizers= ;; + yes) sanitizers="-fsanitize=DEFAULT_SANITIZERS" ;; + *) sanitizers="-fsanitize=$enableval" ;; +esac +CFLAGS="$CFLAGS $sanitizers" +LDFLAGS="$LDFLAGS $sanitizers" +]) + +dnl ---------------------------------------------------------------------- dnl Output the result. dnl ---------------------------------------------------------------------- diff --git a/erts/doc/src/crash_dump.xml b/erts/doc/src/crash_dump.xml index c59741f250..2b5fc877c3 100644 --- a/erts/doc/src/crash_dump.xml +++ b/erts/doc/src/crash_dump.xml @@ -85,20 +85,22 @@ operating system.</p> <list type="bulleted"> <item>"<em><A></em>: Cannot allocate <em><N></em> - bytes of memory (of type "<em><T></em>")." - The system - has run out of memory. <A> is the allocator that failed - to allocate memory, <N> is the number of bytes that - <A> tried to allocate, and <T> is the memory block - type that the memory was needed for. The most common case is - that a process stores huge amounts of data. In this case - <T> is most often <c><![CDATA[heap]]></c>, <c><![CDATA[old_heap]]></c>, - <c><![CDATA[heap_frag]]></c>, or <c><![CDATA[binary]]></c>. For more information on - allocators see - <seealso marker="erts_alloc">erts_alloc(3)</seealso>.</item> + bytes of memory (of type "<em><T></em>", thread + <em><I></em>em>)." - The system has run out of memory. <A> + is the allocator that failed to allocate memory, <N> is the + number of bytes that <A> tried to allocate, <T> is the + memory block type that the memory was needed for, and <I> is the + thread identifier. The most common case is that a process stores huge + amounts of data. In this case <T> is most often + <c><![CDATA[heap]]></c>, <c><![CDATA[old_heap]]></c>, + <c><![CDATA[heap_frag]]></c>, or <c><![CDATA[binary]]></c>. + For more information on allocators see + <seealso marker="erts_alloc">erts_alloc(3)</seealso>.</item> <item>"<em><A></em>: Cannot reallocate <em><N></em> - bytes of memory (of type "<em><T></em>")." - Same as - above with the exception that memory was being reallocated - instead of being allocated when the system ran out of memory.</item> + bytes of memory (of type "<em><T></em>", thread + <em><I></em>em>)." - Same as above with the exception that memory + was being reallocated instead of being allocated when the system ran + out of memory.</item> <item>"Unexpected op code <em>N</em>" - Error in compiled code, <c><![CDATA[beam]]></c> file damaged or error in the compiler.</item> <item>"Module <em>Name</em> undefined" <c><![CDATA[|]]></c> "Function @@ -113,8 +115,9 @@ sockets/pipes can be used simultaneously by Erlang (due to limitations in the Unix <c><![CDATA[select]]></c> call). The number of open regular files is not affected by this.</item> - <item>"Received SIGUSR1" - The SIGUSR1 signal was sent to the - Erlang machine (Unix only).</item> + <item>"Received SIGUSR1" - Sending the SIGUSR1 signal to a + Erlang machine (Unix only) forces a crash dump. This slogan reflects + that the Erlang machine crash-dumped due to receiving that signal.</item> <item>"Kernel pid terminated (<em>Who</em>) (<em>Exit-reason</em>)" - The kernel supervisor has detected a failure, usually that the <c><![CDATA[application_controller]]></c> @@ -246,6 +249,9 @@ <tag><em>Last scheduled in for | Current call</em></tag> <item>The current function of the process. These fields will not always exist.</item> + <tag><em>Run queue</em></tag> + <item>The identifier of the scheduler run queue in which the process is + running.</item> <tag><em>Spawned by</em></tag> <item>The parent of the process, i.e. the process which executed <c><![CDATA[spawn]]></c> or <c><![CDATA[spawn_link]]></c>.</item> diff --git a/erts/doc/src/epmd.xml b/erts/doc/src/epmd.xml index 963d35c3c8..25f819ab50 100644 --- a/erts/doc/src/epmd.xml +++ b/erts/doc/src/epmd.xml @@ -58,12 +58,12 @@ of the IP address and a port number. The name of the node is an atom on the form of <c><![CDATA[Name@Node]]></c>. The job of the <c><![CDATA[epmd]]></c> daemon is to keep track of which - node name listens on which address. Hence, <c><![CDATA[epmd]]></c> map + node name listens on which address. Hence, <c><![CDATA[epmd]]></c> maps symbolic node names to machine addresses.</p> <p>The TCP/IP <c>epmd</c> daemon actually only keeps track of - the <c>Name</c> (first) part of an Erlang node name, the <c>Host</c> - part (whatever is after the <c><![CDATA[@]]></c> is implicit in the + the <c>Name</c> (first) part of an Erlang node name. The <c>Host</c> + part (whatever is after the <c><![CDATA[@]]></c>) is implicit in the node name where the <c>epmd</c> daemon was actually contacted, as is the IP address where the Erlang node can be reached. Consistent and correct TCP naming services are @@ -77,12 +77,12 @@ <p>The daemon is started automatically by the <c>erl</c> command if the node is to be distributed and there is no running instance present. If automatically launched, - environment variables has to be used to alter the behavior of + environment variables have to be used to alter the behavior of the daemon. See the <seealso marker="#environment_variables">Environment variables</seealso> section below.</p> - <p>If the -daemon argument is not given, the + <p>If the -daemon argument is not given, <c><![CDATA[epmd]]></c> runs as a normal program with the controlling terminal of the shell in which it is started. Normally, it should run as a daemon.</p> @@ -122,7 +122,7 @@ comma-separated list of IP addresses and on the loopback address (which is implicitly added to the list if it has not been specified). This can also be set using the - <c><![CDATA[ERL_EPMD_ADDRESS]]></c> environment variable, see the + <c><![CDATA[ERL_EPMD_ADDRESS]]></c> environment variable. See the section <seealso marker="#environment_variables">Environment variables</seealso> below.</p> </item> @@ -130,7 +130,7 @@ <item> <p>Let this instance of epmd listen to another TCP port than default 4369. This can also be set using the - <c><![CDATA[ERL_EPMD_PORT]]></c> environment variable, see the + <c><![CDATA[ERL_EPMD_PORT]]></c> environment variable. See the section <seealso marker="#environment_variables">Environment variables</seealso> below</p> </item> @@ -153,7 +153,7 @@ <p>With relaxed command checking, the <c>epmd</c> daemon can be killed from the localhost with i.e. <c>epmd -kill</c> even if there are active nodes registered. Normally only daemons with an empty node database can be killed with the <c>epmd -kill</c> command.</p> </item> <item> - <p>The <c>epmd -stop</c> command (and the corresponding messages to epmd, as can be given using <c>erl_interface/ei</c>) is normally always ignored, as it opens up for strange situation when two nodes of the same name can be alive at the same time. A node unregisters itself by just closing the connection to epmd, why the <c>stop</c> command was only intended for use in debugging situations.</p> + <p>The <c>epmd -stop</c> command (and the corresponding messages to epmd, as can be given using <c>erl_interface/ei</c>) is normally always ignored, as it opens up the possibility of a strange situation where two nodes of the same name can be alive at the same time. A node unregisters itself by just closing the connection to epmd, which is why the <c>stop</c> command was only intended for use in debugging situations.</p> <p>With relaxed command checking enabled, you can forcibly unregister live nodes.</p> </item> </list> @@ -166,7 +166,7 @@ <section> <marker id="debug_flags"></marker> <title>DbgExtra options</title> - <p>These options are purely for debugging and testing epmd clients, they should not be used in normal operation.</p> + <p>These options are purely for debugging and testing epmd clients. They should not be used in normal operation.</p> <taglist> <tag><c><![CDATA[-packet_timeout Seconds]]></c></tag> @@ -177,9 +177,9 @@ </item> <tag><c><![CDATA[-delay_accept Seconds]]></c></tag> <item> - <p>To simulate a busy server you can insert a delay between epmd - gets notified about that a new connection is requested and - when the connections gets accepted.</p> + <p>To simulate a busy server you can insert a delay between when epmd + gets notified that a new connection is requested and + when the connection gets accepted.</p> </item> <tag><c><![CDATA[-delay_write Seconds]]></c></tag> <item> @@ -191,15 +191,15 @@ <section> <marker id="interactive_flags"></marker> <title>Interactive options</title> - <p>These options make <c>epmd</c> run as an interactive command displaying the results of sending queries ta an already running instance of <c>epmd</c>. The epmd contacted is always on the local node, but the <c>-port</c> option can be used to select between instances if several are running using different port on the host.</p> + <p>These options make <c>epmd</c> run as an interactive command, displaying the results of sending queries to an already running instance of <c>epmd</c>. The epmd contacted is always on the local node, but the <c>-port</c> option can be used to select between instances if several are running using different ports on the host.</p> <taglist> <tag><c><![CDATA[-port No]]></c></tag> <item> <p>Contacts the <c>epmd</c> listening on the given TCP port number (default 4369). This can also be set using the - <c><![CDATA[ERL_EPMD_PORT]]></c> environment variable, see the + <c><![CDATA[ERL_EPMD_PORT]]></c> environment variable. See the section <seealso marker="#environment_variables">Environment - variables</seealso> below</p> + variables</seealso> below.</p> </item> <tag><c><![CDATA[-names]]></c></tag> <item> @@ -210,7 +210,7 @@ <p>Kill the currently running <c>epmd</c>.</p> <p>Killing the running <c>epmd</c> is only allowed if <c>epmd - -names</c> show an empty database or + -names</c> shows an empty database or <c>-relaxed_command_check</c> was given when the running instance of <c>epmd</c> was started. Note that <c>-relaxed_command_check</c> is given when starting the @@ -228,7 +228,7 @@ <p>This command can only be used when contacting <c>epmd</c> instances started with the <c>-relaxed_command_check</c> flag. Note that relaxed command checking has to be enabled for - the <c>epmd</c> daemon contacted, When running epmd + the <c>epmd</c> daemon contacted. When running epmd interactively, <c>-relaxed_command_check</c> has no effect.</p> </item> @@ -259,7 +259,7 @@ <item> <p>If set prior to start, the <c>epmd</c> daemon will behave as if the <c>-relaxed_command_check</c> option was given at - start-up. If consequently setting this option before starting + start-up. Consequently, if this option is set before starting the Erlang virtual machine, the automatically started <c>epmd</c> will accept the <c>-kill</c> and <c>-stop</c> commands without restrictions.</p> @@ -287,8 +287,8 @@ remote hosts. However, only the query commands are answered (and acted upon) if the query comes from a remote host. It is always an error to try to register a nodename if the client is not a process - located on the same host as the <c>epmd</c> instance is running on, - why such requests are considered hostile and the connection is + located on the same host as the <c>epmd</c> instance is running on- + such requests are considered hostile and the connection is immediately closed.</p> <p>The queries accepted from remote nodes are:</p> @@ -307,3 +307,4 @@ </comref> + diff --git a/erts/doc/src/erl.xml b/erts/doc/src/erl.xml index 5bde285311..16000191dc 100644 --- a/erts/doc/src/erl.xml +++ b/erts/doc/src/erl.xml @@ -525,7 +525,8 @@ core dump and no crash dump if an internal error is detected.</p> <p>Calling <c>erlang:halt/1</c> with a string argument will still - produce a crash dump.</p> + produce a crash dump. On Unix systems, sending an emulator process + a SIGUSR1 signal will also force a crash dump.</p> </item> <tag><marker id="+e"><c><![CDATA[+e Number]]></c></marker></tag> <item> @@ -1141,6 +1142,23 @@ <p>For more information, see <seealso marker="erlang#system_info_cpu_topology">erlang:system_info(cpu_topology)</seealso>.</p> </item> + <tag><marker id="+secio"><c>+secio true|false</c></marker></tag> + <item> + <p>Enable or disable eager check I/O scheduling. The default + is currently <c>true</c>. The default was changed from <c>false</c> + to <c>true</c> as of erts version 7.0. The behaviour before this + flag was introduced corresponds to <c>+secio false</c>.</p> + <p>The flag effects when schedulers will check for I/O + operations possible to execute, and when such I/O operations + will execute. As the name of the parameter implies, + schedulers will be more eager to check for I/O when + <c>true</c> is passed. This however also implies that + execution of outstanding I/O operation will not be + prioritized to the same extent as when <c>false</c> is + passed.</p> + <p><seealso marker="erlang#system_info_eager_check_io"><c>erlang:system_info(eager_check_io)</c></seealso> + returns the value of this parameter used when starting the VM.</p> + </item> <tag><marker id="+sfwi"><c>+sfwi Interval</c></marker></tag> <item> <p>Set scheduler forced wakeup interval. All run queues will @@ -1186,7 +1204,7 @@ utilization. </p> </item> - <tag><marker id="+swct"><c>+sws very_eager|eager|medium|lazy|very_lazy</c></marker></tag> + <tag><marker id="+swct"><c>+swct very_eager|eager|medium|lazy|very_lazy</c></marker></tag> <item> <p> Set scheduler wake cleanup threshold. Default is <c>medium</c>. diff --git a/erts/doc/src/erl_driver.xml b/erts/doc/src/erl_driver.xml index ad37813ac0..77fc906aca 100644 --- a/erts/doc/src/erl_driver.xml +++ b/erts/doc/src/erl_driver.xml @@ -546,6 +546,7 @@ typedef struct ErlDrvSysInfo { int scheduler_threads; int nif_major_version; int nif_minor_version; + int dirty_scheduler_support; } ErlDrvSysInfo; </code> @@ -610,6 +611,10 @@ typedef struct ErlDrvSysInfo { <tag><c>nif_minor_version</c></tag> <item>The value of <c>ERL_NIF_MINOR_VERSION</c> when the runtime system was compiled. </item> + <tag><c>dirty_scheduler_support</c></tag> + <item>A value <c>!= 0</c> if the runtime system has support for dirty scheduler threads; + otherwise <c>0</c>. + </item> </taglist> </item> <tag><marker id="ErlDrvBinary"/>ErlDrvBinary</tag> @@ -2028,7 +2033,8 @@ ERL_DRV_MAP int sz entry function is called. If <c>ready_async</c> is null in the driver entry, the <c>async_free</c> function is called instead.</p> - <p>The return value is a handle to the asynchronous task.</p> + <p>The return value is -1 if the <c>driver_async</c> call + fails.</p> <note> <p>As of erts version 5.5.4.3 the default stack size for threads in the async-thread pool is 16 kilowords, diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index 6b1f4cccf8..3de94be9ff 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -168,16 +168,18 @@ ok <p><marker id="lengthy_work"/> As mentioned in the <seealso marker="#WARNING">warning</seealso> text at the beginning of this document it is of vital importance that a native function - does return relatively fast. It is hard to give an exact maximum amount + return relatively quickly. It is hard to give an exact maximum amount of time that a native function is allowed to work, but as a rule of thumb - a well behaving native function should return to its caller before a + a well-behaving native function should return to its caller before a millisecond has passed. This can be achieved using different approaches. - If you have full control over the code that are to execute in the native + If you have full control over the code to execute in the native function, the best approach is to divide the work into multiple chunks of - work and call the native function multiple times. Function + work and call the native function multiple times, either directly from Erlang code + or by having a native function schedule a future NIF call via the + <seealso marker="#enif_schedule_nif"> enif_schedule_nif</seealso> function. Function <seealso marker="#enif_consume_timeslice">enif_consume_timeslice</seealso> can be - used this facilitate such work division. In some cases, however, this might not - be possible, e.g. when calling third party libraries. Then you typically want + used to help with such work division. In some cases, however, this might not + be possible, e.g. when calling third-party libraries. Then you typically want to dispatch the work to another thread, return from the native function, and wait for the result. The thread can send the result back to the calling thread using message passing. Information @@ -342,37 +344,38 @@ ok libraries might however fail if deprecated features are used. </p></item> - <tag>Dirty NIFs</tag> - <item><p><marker id="dirty_nifs"/><em>Note that the dirty NIF functionality - is experimental</em> and that you have to enable support for dirty - schedulers when building OTP in order to try the functionality out. Native functions + <tag>Long-running NIFs</tag> + <item><p><marker id="dirty_nifs"/>Native functions <seealso marker="#lengthy_work"> must normally run quickly</seealso>, as explained earlier in this document. They generally should execute for no more than a millisecond. But not all native functions can execute so quickly; for example, functions that encrypt large blocks of data or perform lengthy file system operations can often run for tens of seconds or more.</p> - <p>A NIF that cannot execute in a millisecond or less is called a "dirty NIF" since - it performs work that the Erlang runtime cannot handle cleanly. Applications - that make use of such functions must indicate to the runtime that the functions are + <p>If the functionality of a long-running NIF can be split so that its work can be + achieved through a series of shorter NIF calls, the application can either make that series + of NIF calls from the Erlang level, or it can call a NIF that first performs a chunk of the + work, then invokes the <seealso marker="#enif_schedule_nif">enif_schedule_nif</seealso> + function to schedule another NIF call to perform the next chunk. The final call scheduled + in this manner can then return the overall result. Breaking up a long-running function in + this manner enables the VM to regain control between calls to the NIFs, thereby avoiding + degraded responsiveness, scheduler load balancing problems, and other strange behaviours.</p> + <p>A NIF that cannot be split and cannot execute in a millisecond or less is called a "dirty NIF" + because it performs work that the Erlang runtime cannot handle cleanly. + <em>Note that the dirty NIF functionality described here is experimental</em> and that you have to + enable support for dirty schedulers when building OTP in order to try the functionality out. + Applications that make use of such functions must indicate to the runtime that the functions are dirty so they can be handled specially. To schedule a dirty NIF for execution, the - application calls <seealso marker="#enif_schedule_dirty_nif">enif_schedule_dirty_nif</seealso>, - passing to it a pointer to the dirty NIF to be executed and indicating with a flag + appropriate flags value can be set for the NIF in its <seealso marker="#ErlNifFunc">ErlNifFunc</seealso> + entry, or the application can call <seealso marker="#enif_schedule_nif">enif_schedule_nif</seealso>, + passing to it a pointer to the dirty NIF to be executed and indicating with the <c>flags</c> argument whether it expects the operation to be CPU-bound or I/O-bound.</p> - <p>All dirty NIFs must ultimately invoke the <seealso marker="#enif_schedule_dirty_nif_finalizer"> - enif_schedule_dirty_nif_finalizer</seealso> as their final action, passing to it the - result they wish to return to the original caller. A finalizer function can either - receive the result and return it directly, or it can return a different value instead. - For convenience, the NIF API provides the <seealso marker="#enif_dirty_nif_finalizer"> - enif_dirty_nif_finalizer</seealso> function that applications can use as a finalizer; - it simply returns its result argument.</p> <note><p>Dirty NIF support is available only when the emulator is configured with dirty schedulers enabled. This feature is currently disabled by default. To determine whether the dirty NIF API is available, native code can check to see if the C preprocessor macro <c>ERL_NIF_DIRTY_SCHEDULER_SUPPORT</c> is defined. Also, if the Erlang runtime was built without threading support, dirty schedulers are disabled. To check at runtime for the presence - of dirty scheduler threads, code can call the <seealso marker="#enif_have_dirty_schedulers"><c> - enif_have_dirty_schedulers()</c></seealso> API function, which returns true if dirty - scheduler threads are present, false otherwise.</p></note> + of dirty scheduler threads, code can use the <seealso marker="#enif_system_info"><c> + enif_system_info()</c></seealso> API function.</p></note> </item> </taglist> </section> @@ -498,6 +501,7 @@ typedef struct { const char* <em>name</em>; unsigned <em>arity</em>; ERL_NIF_TERM (*<em>fptr</em>)(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); + unsigned flags; } ErlNifFunc; </code> <p>Describes a NIF by its name, arity and implementation. @@ -508,7 +512,17 @@ typedef struct { will thus denote the Nth argument to the NIF. Note that the <c>argc</c> argument allows for the same C function to implement several Erlang functions with different arity (but - same name probably).</p> + same name probably). For a regular NIF, <c>flags</c> is 0 (and + so its value can be omitted for statically initialized <c>ErlNifFunc</c> + instances), or it can be used to indicate that the NIF is a <seealso + marker="#dirty_nifs">dirty NIF</seealso> that should be executed + on a dirty scheduler thread (<em>note that the dirty NIF functionality + described here is experimental</em> and that you have to enable + support for dirty schedulers when building OTP in order to try the + functionality out). If the dirty NIF is expected to be + CPU-bound, its <c>flags</c> field should be set to + <c>ERL_NIF_DIRTY_JOB_CPU_BOUND</c>, or for I/O-bound jobs, + <c>ERL_NIF_DIRTY_JOB_IO_BOUND</c>.</p> </item> <tag><marker id="ErlNifBinary"/>ErlNifBinary</tag> <item> @@ -672,18 +686,6 @@ typedef enum { See also the <seealso marker="#WARNING">warning</seealso> text at the beginning of this document.</p> </desc> </func> - <func><name><ret>ERL_NIF_TERM</ret><nametext>enif_dirty_nif_finalizer(ErlNifEnv* env, ERL_NIF_TERM result)</nametext></name> - <fsummary>Simple dirty NIF result finalizer</fsummary> - <desc> - <p>A convenience function that a dirty NIF can use as a finalizer that simply - return its <c>result</c> argument as its return value. This function is provided - for dirty NIFs with results that should be returned directly to the original caller.</p> - <note><p>This function is available only when the emulator is configured with dirty - schedulers enabled. This feature is currently disabled by default. To determine whether - the dirty NIF API is available, native code can check to see if the C preprocessor macro - <c>ERL_NIF_DIRTY_SCHEDULER_SUPPORT</c> is defined.</p></note> - </desc> - </func> <func><name><ret>int</ret><nametext>enif_equal_tids(ErlNifTid tid1, ErlNifTid tid2)</nametext></name> <fsummary></fsummary> <desc><p>Same as <seealso marker="erl_driver#erl_drv_equal_tids">erl_drv_equal_tids</seealso>. @@ -804,22 +806,6 @@ typedef enum { and return true, or return false if <c>term</c> is not an unsigned integer or is outside the bounds of type <c>unsigned long</c>.</p></desc> </func> - <func><name><ret>int</ret><nametext>enif_have_dirty_schedulers()</nametext></name> - <fsummary>Runtime check for the presence of dirty scheduler threads</fsummary> - <desc> - <p>Check at runtime for the presence of dirty scheduler threads. If the emulator is - built with threading support, dirty scheduler threads are available and - <c>enif_have_dirty_schedulers()</c> returns true. If the emulator was built without - threading support, <c>enif_have_dirty_schedulers()</c> returns false.</p> - <p>If dirty scheduler threads are not available in the emulator, calls to - <c>enif_schedule_dirty_nif</c> and <c>enif_schedule_dirty_nif_finalizer</c> result in - the NIF and finalizer functions being called directly within the calling thread.</p> - <note><p>This function is available only when the emulator is configured with dirty - schedulers enabled. This feature is currently disabled by default. To determine whether - the dirty NIF API is available, native code can check to see if the C preprocessor macro - <c>ERL_NIF_DIRTY_SCHEDULER_SUPPORT</c> is defined.</p></note> - </desc> - </func> <func><name><ret>int</ret><nametext>enif_inspect_binary(ErlNifEnv* env, ERL_NIF_TERM bin_term, ErlNifBinary* bin)</nametext></name> <fsummary>Inspect the content of a binary</fsummary> <desc><p>Initialize the structure pointed to by <c>bin</c> with @@ -873,8 +859,8 @@ typedef enum { <p>Check to see if the current NIF is executing on a dirty scheduler thread. If the emulator is built with threading support, calling <c>enif_is_on_dirty_scheduler</c> from within a dirty NIF returns true. It returns false when the calling NIF is a regular - NIF or a NIF finalizer, both of which run on normal scheduler threads, or when the emulator - is built without threading support.</p> + NIF running on a normal scheduler thread, or when the emulator is built without threading + support.</p> <note><p>This function is available only when the emulator is configured with dirty schedulers enabled. This feature is currently disabled by default. To determine whether the dirty NIF API is available, native code can check to see if the C preprocessor macro @@ -1245,46 +1231,29 @@ typedef enum { <desc><p>Same as <seealso marker="erl_driver#erl_drv_rwlock_tryrwlock">erl_drv_rwlock_tryrwlock</seealso>. </p></desc> </func> - <func><name><ret>ERL_NIF_TERM</ret><nametext>enif_schedule_dirty_nif(ErlNifEnv* env, int flags, ERL_NIF_TERM (*fp)(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]), int argc, const ERL_NIF_TERM argv[])</nametext></name> - <fsummary>Schedule a dirty NIF for execution</fsummary> + <func><name><ret>ERL_NIF_TERM</ret><nametext>enif_schedule_nif(ErlNifEnv* env, const char* fun_name, int flags, ERL_NIF_TERM (*fp)(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]), int argc, const ERL_NIF_TERM argv[])</nametext></name> + <fsummary>Schedule a NIF for execution</fsummary> <desc> - <p>Schedule dirty NIF <c>fp</c> to execute a long-running operation. The <c>flags</c> - argument must be set to either <c>ERL_NIF_DIRTY_JOB_CPU_BOUND</c> if the job is expected to - be primarily CPU-bound, or <c>ERL_NIF_DIRTY_JOB_IO_BOUND</c> for jobs that will be - I/O-bound. The <c>argc</c> and <c>argv</c> arguments can either be the originals passed - into the calling NIF, or they can be values created by the calling NIF. The calling - NIF must use the return value of <c>enif_schedule_dirty_nif</c> as its own return value.</p> - <p>Be aware that <c>enif_schedule_dirty_nif</c>, as its name implies, only schedules the - dirty NIF for future execution. The calling NIF does not block waiting for the dirty NIF to - execute and return, which means that the calling NIF can't expect to receive the dirty NIF + <p>Schedule NIF <c>fp</c> to execute. This function allows an application to break up long-running + work into multiple regular NIF calls or to schedule a <seealso marker="#dirty_nifs">dirty NIF</seealso> + to execute on a dirty scheduler thread (<em>note that the dirty NIF functionality described here is + experimental</em> and that you have to enable support for dirty schedulers when building OTP in + order to try the functionality out).</p> + <p>The <c>fun_name</c> argument provides a name for the NIF being scheduled for execution. If it cannot + be converted to an atom, <c>enif_schedule_nif</c> returns a <c>badarg</c> exception.</p> + <p>The <c>flags</c> argument must be set to 0 for a regular NIF, or if the emulator was built the + experimental dirty scheduler support enabled, <c>flags</c> can be set to either <c>ERL_NIF_DIRTY_JOB_CPU_BOUND</c> + if the job is expected to be primarily CPU-bound, or <c>ERL_NIF_DIRTY_JOB_IO_BOUND</c> for jobs that will + be I/O-bound. If dirty scheduler threads are not available in the emulator, a try to schedule such a job + will result in a <c>badarg</c> exception.</p> + + <p>The <c>argc</c> and <c>argv</c> arguments can either be the originals passed into the calling NIF, or + they can be values created by the calling NIF.</p> + <p>The calling NIF must use the return value of <c>enif_schedule_nif</c> as its own return value.</p> + <p>Be aware that <c>enif_schedule_nif</c>, as its name implies, only schedules the + NIF for future execution. The calling NIF does not block waiting for the scheduled NIF to + execute and return, which means that the calling NIF can't expect to receive the scheduled NIF return value and use it for further operations.</p> - <p>A dirty NIF may not invoke the <seealso marker="#enif_make_badarg">enif_make_badarg</seealso> - to raise an exception. If it wishes to return an exception, the dirty NIF should pass a - regular result indicating the exception details to its finalizer, and allow the finalizer - to raise the exception on its behalf.</p> - <note><p>This function is available only when the emulator is configured with dirty schedulers - enabled. This feature is currently disabled by default. To determine whether the dirty NIF API - is available, native code can check to see if the C preprocessor macro - <c>ERL_NIF_DIRTY_SCHEDULER_SUPPORT</c> is defined.</p></note> - </desc> - </func> - <func><name><ret>ERL_NIF_TERM</ret><nametext>enif_schedule_dirty_nif_finalizer(ErlNifEnv* env, ERL_NIF_TERM result, ERL_NIF_TERM (*fp)(ErlNifEnv* env, ERL_NIF_TERM result))</nametext></name> - <fsummary>Schedule a dirty NIF finalizer</fsummary> - <desc> - <p>When a dirty NIF finishes executing, it must schedule a finalizer function to return - its result to the original NIF caller. The dirty NIF passes <c>result</c> as the value it - wants the finalizer to use as the return value. The <c>fp</c> argument is a pointer to the - finalizer function. The NIF API provides the <seealso marker="#enif_dirty_nif_finalizer"> - enif_dirty_nif_finalizer</seealso> function that can be used as a finalizer that simply - returns its <c>result</c> argument. You are also free to write your own custom finalizer - that uses <c>result</c> to derive a different return value, or ignores <c>result</c> - entirely and returns a completely different value.</p> - <p>Without exception, all dirty NIFs must invoke <c>enif_schedule_dirty_nif_finalizer</c> - to complete their execution.</p> - <note><p>This function is available only when the emulator is configured with dirty - schedulers enabled. This feature is currently disabled by default. To determine whether - the dirty NIF API is available, native code can check to see if the C preprocessor macro - <c>ERL_NIF_DIRTY_SCHEDULER_SUPPORT</c> is defined.</p></note> </desc> </func> <func><name><ret>ErlNifPid *</ret><nametext>enif_self(ErlNifEnv* caller_env, ErlNifPid* pid)</nametext></name> @@ -1384,4 +1353,3 @@ typedef enum { <p><seealso marker="erlang#load_nif-2">erlang:load_nif/2</seealso></p> </section> </cref> - diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 84168397f6..226f2c0150 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -1252,10 +1252,11 @@ true <fsummary>Check if a function is exported and loaded</fsummary> <desc> <p>Returns <c>true</c> if the module <c><anno>Module</anno></c> is loaded - and contains an exported function <c><anno>Function</anno>/<anno>Arity</anno></c>; - otherwise <c>false</c>.</p> - <p>Returns <c>false</c> for any BIF (functions implemented in C - rather than in Erlang).</p> + and contains an exported function <c><anno>Function</anno>/<anno>Arity</anno></c>, + or if there is a BIF (a built-in function implemented in C) + with the given name; otherwise returns <c>false</c>.</p> + <note><p>This function used to return false for built-in + functions before the 18.0 release.</p></note> </desc> </func> <func> @@ -1376,6 +1377,19 @@ true </desc> </func> <func> + <name name="get_keys" arity="0"/> + <fsummary>Return a list of all keys from the process dictionary</fsummary> + <desc> + <p>Returns a list of keys all keys present in the process dictionary.</p> + <pre> +> <input>put(dog, {animal,1}),</input> +<input>put(cow, {animal,2}),</input> +<input>put(lamb, {animal,3}),</input> +<input>get_keys().</input> +[dog,cow,lamb]</pre> + </desc> + </func> + <func> <name name="get_keys" arity="1"/> <fsummary>Return a list of keys from the process dictionary</fsummary> <desc> @@ -5775,6 +5789,7 @@ ok <name name="system_info" arity="1" clause_i="52"/> <name name="system_info" arity="1" clause_i="53"/> <name name="system_info" arity="1" clause_i="54"/> + <name name="system_info" arity="1" clause_i="55"/> <fsummary>Information about the system</fsummary> <desc> <p>Returns various information about the current system @@ -5970,6 +5985,16 @@ ok The return value will always be <c>false</c> since the elib_malloc allocator has been removed.</p> </item> + <tag><marker id="system_info_eager_check_io"><c>eager_check_io</c></marker></tag> + <item> + <p> + Returns the value of the <c>erl</c> + <seealso marker="erl#+secio">+secio</seealso> command line + flag which is either <c>true</c> or <c>false</c>. See the + documentation of the command line flag for information about + the different values. + </p> + </item> <tag><c>ets_limit</c></tag> <item> <p>Returns the maximum number of ETS tables allowed. This limit diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 50de3c5d4d..743369951f 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -30,6 +30,176 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 6.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + General documentation updates.</p> + <p> + Own Id: OTP-12052</p> + </item> + <item> + <p>A bug in the VM code implementing sending of signals + to ports could cause the receiving port queue to remain + in a busy state forever. When this state had been + reached, processes sending command signals to the port + either got suspended forever, or, if the <c>nosuspend</c> + feature was used, always failed to send to the port. This + bug was introduced in ERTS version 5.10.</p> + <p>In order for this bug to be triggered on a port, one + had to at least once utilize the <c>nosuspend</c> + functionality when passing a signal to the port. This by + either calling</p> <list> <item> <seealso + marker="erlang#port_command/3"><c>port_command(Port, + Data, [nosuspend | Options])</c></seealso>, </item> + <item> <seealso + marker="erlang#send/3"><c>erlang:send(Port, {PortOwner, + {command, Data}}, [nosuspend | Options])</c></seealso>, + </item> <item> <seealso + marker="erlang#send_nosuspend/2"><c>erlang:send_nosuspend(Port, + {PortOwner, {command, Data}})</c></seealso>, or </item> + <item> <seealso + marker="erlang#send_nosuspend/3"><c>erlang:send_nosuspend(Port, + {PortOwner, {command, Data}}, Options)</c></seealso>. + </item> </list> + <p>Thanks Vasily Demidenok for reporting the issue, and + Sergey Kudryashov for providing a testcase.</p> + <p> + Own Id: OTP-12082 Aux Id: OTP-10336 </p> + </item> + <item> + <p> + Fix size overflow bug at memory allocation. A memory + allocation call, with an insane size close to the entire + address space, could return successfully as if it had + allocated just a few bytes. (Thanks to Don A. Bailey for + reporting)</p> + <p> + Own Id: OTP-12091</p> + </item> + <item> + <p> + Fix various issues where negating a signed integer would + trigger undefined behaviour. This fixes issues in the + enif_make_int64 interface and some edge cases inside the + erlang runtime system.</p> + <p> + Own Id: OTP-12097</p> + </item> + <item> + <p> + The documentation erroneously listed the <seealso + marker="erl#+swct"><c>+swct</c></seealso> command line + argument under <c>+sws</c>.</p> + <p> + Own Id: OTP-12102 Aux Id: OTP-10994 </p> + </item> + <item> + <p> + Profiling messages could be delivered out of order when + profiling on <c>runnable_procs</c> and/or + <c>runnable_ports</c> using <seealso + marker="erlang#system_profile/2"><c>erlang:system_profile/2</c></seealso>. + This bug was introduced in ERTS version 5.10.</p> + <p> + Own Id: OTP-12105 Aux Id: OTP-10336 </p> + </item> + <item> + <p> + Various logging fixes, including: Add run queue index to + the process dump in crash dumps.<br/> Add thread index to + enomem slogan when crashing.<br/> Remove error logger + message for sending messages to old instances of the same + node.</p> + <p> + Own Id: OTP-12115</p> + </item> + <item> + <p> + Fix compiler warnings reported by LLVM</p> + <p> + Own Id: OTP-12138</p> + </item> + <item> + <p> + Correct conversion of <c>MIN_SMALL</c> by + <c>list_to_integer/1</c> and <c>binary_to_integer/1</c>. + The bug produced an unnormalized bignum which can cause + strange behavior such as comparing different to a correct + <c>MIN_SMALL</c> integer. The value <c>MIN_SMALL</c> is + <c>-(1 bsl 27) = -134217728</c> on a 32-bit VM and <c>-(1 + bsl 59) = -576460752303423488</c> on a 64-bit VM. (Thanks + to Jesper Louis Andersen, Mikael Pettersson and Anthony + Ramine for report, patch and optimization suggestion)</p> + <p> + Own Id: OTP-12140</p> + </item> + <item> + <p> + Fix bug in <c>term_to_binary</c> that reallocates binary + with inconsistent size information. Bug has never been + confirmed to be the cause of any faulty behavior.</p> + <p> + Own Id: OTP-12141</p> + </item> + <item> + <p> + Real_path method used while prim loading archive files + was not taking into account the fact that windows + directory symlinks can be across different drives.</p> + <p> + Own Id: OTP-12155</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Add log2 histogram to lcnt for lock wait time</p> + <p> + Own Id: OTP-12059</p> + </item> + <item> + <p> + Introduced <seealso + marker="erl_nif#enif_schedule_nif"><c>enif_schedule_nif()</c></seealso> + to the NIF API.</p> + <p> + The <c>enif_schedule_nif()</c> function allows a + long-running NIF to be broken into separate NIF + invocations without the help of a wrapper function + written in Erlang. The NIF first executes part of the + long-running task, then calls <c>enif_schedule_nif()</c> + to schedule a NIF for later execution to continue the + task. Any number of NIFs can be scheduled in this manner, + one after another. Since the emulator regains control + between invocations, this helps avoid problems caused by + native code tying up scheduler threads for too long.</p> + <p> + The <c>enif_schedule_nif()</c> function also replaces the + <c>enif_schedule_dirty_nif()</c> in the experimental + dirty NIF API. Note that the only incompatible changes + made are in the experimental dirty NIF API.</p> + <p> + See the <seealso marker="erl_nif">NIF + documentation</seealso> for more information.</p> + <p> + Thanks to Steve Vinoski.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12128</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 6.1.2</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -940,6 +1110,12 @@ Thanks to Matwey V. Kornilov</p> <p> Own Id: OTP-11829</p> + </item> + </list> + </section> + +</section> + <section><title>Erts 5.10.4.1</title> <section><title>Known Bugs and Problems</title> diff --git a/erts/emulator/Makefile.in b/erts/emulator/Makefile.in index 7145824f91..53fc7bd713 100644 --- a/erts/emulator/Makefile.in +++ b/erts/emulator/Makefile.in @@ -112,18 +112,24 @@ NO_INLINE_FUNCTIONS=true else ifeq ($(TYPE),lcnt) -PURIFY = +PURIFY = TYPEMARKER = .lcnt TYPE_FLAGS = @CFLAGS@ -DERTS_ENABLE_LOCK_COUNT else ifeq ($(TYPE),frmptr) -PURIFY = +PURIFY = OMIT_OMIT_FP=yes TYPEMARKER = .frmptr TYPE_FLAGS = @CFLAGS@ -DERTS_FRMPTR else +ifeq ($(TYPE),icount) +PURIFY = +TYPEMARKER = .icount +TYPE_FLAGS = @CFLAGS@ -DERTS_OPCODE_COUNTER_SUPPORT +else + # If type isn't one of the above, it *is* opt type... override TYPE=opt PURIFY = @@ -138,6 +144,7 @@ endif endif endif endif +endif comma:=, space:= diff --git a/erts/emulator/beam/atom.names b/erts/emulator/beam/atom.names index 5d06a32941..721a1ff219 100644 --- a/erts/emulator/beam/atom.names +++ b/erts/emulator/beam/atom.names @@ -279,7 +279,6 @@ atom http httph https http_response http_request http_header http_eoh http_error atom id atom if_clause atom ignore -atom imports atom in atom in_exiting atom inactive @@ -335,6 +334,7 @@ atom max atom maximum atom max_tables max_processes atom mbuf_size +atom md5 atom memory atom memory_internal atom memory_types diff --git a/erts/emulator/beam/beam_emu.c b/erts/emulator/beam/beam_emu.c index 1026e5f649..e9f5fd798b 100644 --- a/erts/emulator/beam/beam_emu.c +++ b/erts/emulator/beam/beam_emu.c @@ -241,10 +241,6 @@ BeamInstr beam_return_time_trace[1]; /* OpCode(i_return_time_trace) */ void** beam_ops; #endif -#ifndef ERTS_SMP /* Not supported with smp emulator */ -extern int count_instructions; -#endif - #define SWAPIN \ HTOP = HEAP_TOP(c_p); \ E = c_p->stop @@ -1163,14 +1159,15 @@ void process_main(void) Eterm (*arith_func)(Process* p, Eterm* reg, Uint live); -#ifndef NO_JUMP_TABLE - static void* opcodes[] = { DEFINE_OPCODES }; #ifdef ERTS_OPCODE_COUNTER_SUPPORT static void* counting_opcodes[] = { DEFINE_COUNTING_OPCODES }; -#endif +#else +#ifndef NO_JUMP_TABLE + static void* opcodes[] = { DEFINE_OPCODES }; #else int Go; #endif +#endif Uint temp_bits; /* Temporary used by BsSkipBits2 & BsGetInteger2 */ @@ -3503,6 +3500,7 @@ get_map_elements_fail: * I[0]: &&call_nif * I[1]: Function pointer to NIF function * I[2]: Pointer to erl_module_nif + * I[3]: Function pointer to dirty NIF */ BifFunction vbf; @@ -3523,13 +3521,6 @@ get_map_elements_fail: reg[0] = r(0); nif_bif_result = (*fp)(&env, bif_nif_arity, reg); erts_post_nif(&env); -#ifdef ERTS_DIRTY_SCHEDULERS - if (is_non_value(nif_bif_result) && c_p->freason == TRAP) { - Export* ep = ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(c_p); - ep->code[0] = I[-3]; - ep->code[1] = I[-2]; - } -#endif } ASSERT(!ERTS_PROC_IS_EXITING(c_p) || is_non_value(nif_bif_result)); PROCESS_MAIN_CHK_LOCKS(c_p); @@ -3788,8 +3779,6 @@ get_map_elements_fail: * Allocate the binary struct itself. */ bptr = erts_bin_nrml_alloc(num_bytes); - bptr->flags = 0; - bptr->orig_size = num_bytes; erts_refc_init(&bptr->refc, 1); erts_current_bin = (byte *) bptr->orig_bytes; @@ -3889,8 +3878,6 @@ get_map_elements_fail: * Allocate the binary struct itself. */ bptr = erts_bin_nrml_alloc(tmp_arg1); - bptr->flags = 0; - bptr->orig_size = tmp_arg1; erts_refc_init(&bptr->refc, 1); erts_current_bin = (byte *) bptr->orig_bytes; @@ -4993,14 +4980,14 @@ get_map_elements_fail: * ... remainder of original BEAM code */ ASSERT(I[-5] == (Uint) OpCode(i_func_info_IaaI)); - c_p->hipe.ncallee = (void(*)(void)) I[-4]; + c_p->hipe.u.ncallee = (void(*)(void)) I[-4]; cmd = HIPE_MODE_SWITCH_CMD_CALL | (I[-1] << 8); ++hipe_trap_count; goto L_hipe_mode_switch; } OpCase(hipe_trap_call_closure): { ASSERT(I[-5] == (Uint) OpCode(i_func_info_IaaI)); - c_p->hipe.ncallee = (void(*)(void)) I[-4]; + c_p->hipe.u.ncallee = (void(*)(void)) I[-4]; cmd = HIPE_MODE_SWITCH_CMD_CALL_CLOSURE | (I[-1] << 8); ++hipe_trap_count; goto L_hipe_mode_switch; @@ -5034,7 +5021,10 @@ get_map_elements_fail: case HIPE_MODE_SWITCH_RES_RETURN: ASSERT(is_value(reg[0])); MoveReturn(reg[0], r(0)); - case HIPE_MODE_SWITCH_RES_CALL: + case HIPE_MODE_SWITCH_RES_CALL_EXPORTED: + c_p->i = c_p->hipe.u.callee_exp->addressv[erts_active_code_ix()]; + /*fall through*/ + case HIPE_MODE_SWITCH_RES_CALL_BEAM: SET_I(c_p->i); r(0) = reg[0]; Dispatch(); @@ -5151,22 +5141,16 @@ get_map_elements_fail: #ifndef NO_JUMP_TABLE #ifdef ERTS_OPCODE_COUNTER_SUPPORT - /* Are tables correctly generated by beam_makeops? */ ASSERT(sizeof(counting_opcodes) == sizeof(opcodes)); - - if (count_instructions) { #ifdef DEBUG - counting_opcodes[op_catch_end_y] = LabelAddr(lb_catch_end_y); + counting_opcodes[op_catch_end_y] = LabelAddr(lb_catch_end_y); #endif - counting_opcodes[op_i_func_info_IaaI] = LabelAddr(lb_i_func_info_IaaI); - beam_ops = counting_opcodes; - } - else -#endif /* #ifndef ERTS_OPCODE_COUNTER_SUPPORT */ - { - beam_ops = opcodes; - } + counting_opcodes[op_i_func_info_IaaI] = LabelAddr(lb_i_func_info_IaaI); + beam_ops = counting_opcodes; +#else /* #ifndef ERTS_OPCODE_COUNTER_SUPPORT */ + beam_ops = opcodes; +#endif /* ERTS_OPCODE_COUNTER_SUPPORT */ #endif /* NO_JUMP_TABLE */ em_call_error_handler = OpCode(call_error_handler); diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index e96177cfd9..07654f6d5c 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -245,7 +245,7 @@ typedef struct { /* * This structure contains all information about the module being loaded. */ - +#define MD5_SIZE 16 typedef struct LoaderState { /* * The current logical file within the binary. @@ -292,7 +292,7 @@ typedef struct LoaderState { StringPatch* string_patches; /* Linked list of position into string table to patch. */ BeamInstr catches; /* Linked list of catch_yf instructions. */ unsigned loaded_size; /* Final size of code when loaded. */ - byte mod_md5[16]; /* MD5 for module code. */ + byte mod_md5[MD5_SIZE]; /* MD5 for module code. */ int may_load_nif; /* true if NIFs may later be loaded for this module */ int on_load; /* Index in the code for the on_load function * (or 0 if there is no on_load function) @@ -528,6 +528,7 @@ static Eterm exported_from_module(Process* p, Eterm mod); static Eterm functions_in_module(Process* p, Eterm mod); static Eterm attributes_for_module(Process* p, Eterm mod); static Eterm compilation_info_for_module(Process* p, Eterm mod); +static Eterm md5_of_module(Process* p, Eterm mod); static Eterm native_addresses(Process* p, Eterm mod); int patch_funentries(Eterm Patchlist); int patch(Eterm Addresses, Uint fe); @@ -648,6 +649,7 @@ erts_prepare_loading(Binary* magic, Process *c_p, Eterm group_leader, stp->code[MI_COMPILE_PTR] = 0; stp->code[MI_COMPILE_SIZE] = 0; stp->code[MI_COMPILE_SIZE_ON_HEAP] = 0; + stp->code[MI_MD5_PTR] = 0; /* * Read the atom table. @@ -2363,7 +2365,11 @@ load_code(LoaderState* stp) if (stp->may_load_nif) { const int finfo_ix = ci - FUNC_INFO_SZ; - enum { MIN_FUNC_SZ = 3 }; +#ifdef ERTS_DIRTY_SCHEDULERS + enum { MIN_FUNC_SZ = 4 }; +#else + enum { MIN_FUNC_SZ = 3 }; +#endif if (finfo_ix - last_func_start < MIN_FUNC_SZ && last_func_start) { /* Must make room for call_nif op */ int pad = MIN_FUNC_SZ - (finfo_ix - last_func_start); @@ -4038,7 +4044,7 @@ freeze_code(LoaderState* stp) } size = (stp->ci * sizeof(BeamInstr)) + (stp->total_literal_size * sizeof(Eterm)) + - strtab_size + attr_size + compile_size + line_size; + strtab_size + attr_size + compile_size + MD5_SIZE + line_size; /* * Move the code to its final location. @@ -4247,11 +4253,20 @@ freeze_code(LoaderState* stp) code[MI_COMPILE_SIZE_ON_HEAP] = decoded_size; } CHKBLK(ERTS_ALC_T_CODE,code); + { + byte* md5_sum = str_table + strtab_size + attr_size + compile_size; + CHKBLK(ERTS_ALC_T_CODE,code); + sys_memcpy(md5_sum, stp->mod_md5, MD5_SIZE); + CHKBLK(ERTS_ALC_T_CODE,code); + code[MI_MD5_PTR] = (BeamInstr) md5_sum; + CHKBLK(ERTS_ALC_T_CODE,code); + } + CHKBLK(ERTS_ALC_T_CODE,code); /* * Make sure that we have not overflowed the allocated code space. */ - ASSERT(str_table + strtab_size + attr_size + compile_size == + ASSERT(str_table + strtab_size + attr_size + compile_size + MD5_SIZE == ((byte *) code) + size); /* @@ -5103,10 +5118,11 @@ erts_module_info_0(Process* p, Eterm module) hp += 3; \ list = CONS(hp, tup, list) + BUILD_INFO(am_md5); BUILD_INFO(am_compile); BUILD_INFO(am_attributes); - BUILD_INFO(am_imports); BUILD_INFO(am_exports); + BUILD_INFO(am_module); #undef BUILD_INFO return list; } @@ -5116,8 +5132,8 @@ erts_module_info_1(Process* p, Eterm module, Eterm what) { if (what == am_module) { return module; - } else if (what == am_imports) { - return NIL; + } else if (what == am_md5) { + return md5_of_module(p, module); } else if (what == am_exports) { return exported_from_module(p, module); } else if (what == am_functions) { @@ -5306,7 +5322,7 @@ attributes_for_module(Process* p, /* Process whose heap to use. */ Eterm result = NIL; Eterm* end; - if (is_not_atom(mod) || (is_not_list(result) && is_not_nil(result))) { + if (is_not_atom(mod)) { return THE_NON_VALUE; } @@ -5345,7 +5361,7 @@ compilation_info_for_module(Process* p, /* Process whose heap to use. */ Eterm result = NIL; Eterm* end; - if (is_not_atom(mod) || (is_not_list(result) && is_not_nil(result))) { + if (is_not_atom(mod)) { return THE_NON_VALUE; } @@ -5368,6 +5384,33 @@ compilation_info_for_module(Process* p, /* Process whose heap to use. */ } /* + * Returns the MD5 checksum for a module + * + * Returns a tagged term, or 0 on error. + */ + +Eterm +md5_of_module(Process* p, /* Process whose heap to use. */ + Eterm mod) /* Tagged atom for module. */ +{ + Module* modp; + BeamInstr* code; + Eterm res = NIL; + + if (is_not_atom(mod)) { + return THE_NON_VALUE; + } + + modp = erts_get_module(mod, erts_active_code_ix()); + if (modp == NULL) { + return THE_NON_VALUE; + } + code = modp->curr.code; + res = new_binary(p, (byte *) code[MI_MD5_PTR], MD5_SIZE); + return res; +} + +/* * Build a single {M,F,A,Loction} item to be part of * a stack trace. */ @@ -5543,7 +5586,7 @@ code_module_md5_1(BIF_ALIST_1) res = am_undefined; goto done; } - res = new_binary(p, stp->mod_md5, sizeof(stp->mod_md5)); + res = new_binary(p, stp->mod_md5, MD5_SIZE); done: erts_free_aligned_binary_bytes(temp_alloc); @@ -5939,6 +5982,7 @@ erts_make_stub_module(Process* p, Eterm Mod, Eterm Beam, Eterm Info) code[MI_LITERALS_END] = 0; code[MI_LITERALS_OFF_HEAP] = 0; code[MI_ON_LOAD_FUNCTION_PTR] = 0; + code[MI_MD5_PTR] = 0; ci = MI_FUNCTIONS + n + 1; /* diff --git a/erts/emulator/beam/beam_load.h b/erts/emulator/beam/beam_load.h index bd22b0c4de..0e3ca0bdb0 100644 --- a/erts/emulator/beam/beam_load.h +++ b/erts/emulator/beam/beam_load.h @@ -91,7 +91,6 @@ extern Uint erts_total_code_size; #define MI_LITERALS_END 8 #define MI_LITERALS_OFF_HEAP 9 - /* * Pointer to the on_load function (or NULL if none). */ @@ -103,6 +102,11 @@ extern Uint erts_total_code_size; #define MI_LINE_TABLE 11 /* + * Pointer to the module MD5 sum (16 bytes) + */ +#define MI_MD5_PTR 12 + +/* * Start of function pointer table. This table contains pointers to * all functions in the module plus an additional pointer just beyond * the end of the last function. @@ -111,7 +115,7 @@ extern Uint erts_total_code_size; * this table. */ -#define MI_FUNCTIONS 12 +#define MI_FUNCTIONS 13 /* * Layout of the line table. diff --git a/erts/emulator/beam/bif.c b/erts/emulator/beam/bif.c index fcbeb6cf5c..12a1ecd50e 100644 --- a/erts/emulator/beam/bif.c +++ b/erts/emulator/beam/bif.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1996-2013. All Rights Reserved. + * Copyright Ericsson AB 1996-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -28,7 +28,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "dist.h" #include "erl_version.h" @@ -1869,6 +1871,7 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { } else if (is_external_pid(to)) { dep = external_pid_dist_entry(to); if(dep == erts_this_dist_entry) { +#if DEBUG erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf(); erts_dsprintf(dsbufp, "Discarding message %T from %T to %T in an old " @@ -1879,6 +1882,7 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { external_pid_creation(to), erts_this_node->creation); erts_send_error_to_logger(p->group_leader, dsbufp); +#endif return 0; } return remote_send(p, dep, to, to, msg, suspend); @@ -1912,6 +1916,7 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { } else if (is_external_port(to) && (external_port_dist_entry(to) == erts_this_dist_entry)) { +#if DEBUG erts_dsprintf_buf_t *dsbufp = erts_create_logger_dsbuf(); erts_dsprintf(dsbufp, "Discarding message %T from %T to %T in an old " @@ -1922,6 +1927,7 @@ do_send(Process *p, Eterm to, Eterm msg, int suspend, Eterm *refp) { external_port_creation(to), erts_this_node->creation); erts_send_error_to_logger(p->group_leader, dsbufp); +#endif return 0; } else if (is_internal_port(to)) { int ret_val; @@ -2887,9 +2893,6 @@ static int do_list_to_integer(Process *p, Eterm orig_list, res = big_plus_small(res, m, hp); } - if (is_big(res)) /* check if small */ - res = big_plus_small(res, 0, hp); /* includes conversion to small */ - if (neg) { if (is_small(res)) res = make_small(-signed_val(res)); @@ -2899,8 +2902,12 @@ static int do_list_to_integer(Process *p, Eterm orig_list, } } - if (is_big(res)) { - hp += (big_arity(res)+1); + if (is_not_small(res)) { + res = big_plus_small(res, 0, hp); /* includes conversion to small */ + + if (is_not_small(res)) { + hp += (big_arity(res)+1); + } } HRelease(p,hp_end,hp); } @@ -3989,16 +3996,19 @@ BIF_RETTYPE halt_2(BIF_ALIST_2) BIF_RETTYPE function_exported_3(BIF_ALIST_3) { + int arity; if (is_not_atom(BIF_ARG_1) || is_not_atom(BIF_ARG_2) || is_not_small(BIF_ARG_3)) { BIF_ERROR(BIF_P, BADARG); } - if (erts_find_function(BIF_ARG_1, BIF_ARG_2, signed_val(BIF_ARG_3), - erts_active_code_ix()) == NULL) { - BIF_RET(am_false); + arity = signed_val(BIF_ARG_3); + if (erts_find_function(BIF_ARG_1, BIF_ARG_2, arity, + erts_active_code_ix()) != NULL || + erts_is_builtin(BIF_ARG_1, BIF_ARG_2, arity)) { + BIF_RET(am_true); } - BIF_RET(am_true); + BIF_RET(am_false); } /**********************************************************************/ diff --git a/erts/emulator/beam/bif.h b/erts/emulator/beam/bif.h index 72c55ccb55..7b69b39511 100644 --- a/erts/emulator/beam/bif.h +++ b/erts/emulator/beam/bif.h @@ -465,6 +465,8 @@ erts_bif_prep_await_proc_exit_apply_trap(Process *c_p, Eterm args[], int nargs); +#ifdef ERL_WANT_HIPE_BIF_WRAPPER__ + #ifndef HIPE #define HIPE_WRAPPER_BIF_DISABLE_GC(BIF_NAME, ARITY) @@ -509,6 +511,7 @@ BIF_RETTYPE hipe_wrapper_ ## BIF_NAME ## _ ## ARITY (Process* c_p, \ #endif +#endif /* ERL_WANT_HIPE_BIF_WRAPPER__ */ #include "erl_bif_table.h" diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab index 011e49f1fe..55ac778475 100644 --- a/erts/emulator/beam/bif.tab +++ b/erts/emulator/beam/bif.tab @@ -578,7 +578,7 @@ bif io:printable_range/0 bif os:unsetenv/1 # -# New in R17A +# New in 17.0 # bif re:inspect/2 @@ -601,6 +601,17 @@ bif maps:values/1 bif erts_internal:cmp_term/2 # +# New in 17.1 +# + +bif erlang:fun_info_mfa/1 + +# New in 18.0 +# + +bif erlang:get_keys/0 + +# # Obsolete # diff --git a/erts/emulator/beam/big.c b/erts/emulator/beam/big.c index 41a041eba6..a8710dd910 100644 --- a/erts/emulator/beam/big.c +++ b/erts/emulator/beam/big.c @@ -274,6 +274,9 @@ _b = _b << _s; \ _vn1 = _b >> H_EXP; \ _vn0 = _b & LO_MASK; \ + /* Sometimes _s is 0 which triggers undefined behaviour for the \ + (_a0>>(D_EXP-_s)) shift, but this is ok because the \ + & -s will make it all to 0 later anyways. */ \ _un32 = (_a1 << _s) | ((_a0>>(D_EXP-_s)) & (-_s >> (D_EXP-1))); \ _un10 = _a0 << _s; \ _un1 = _un10 >> H_EXP; \ @@ -1506,13 +1509,15 @@ Eterm uword_to_big(UWord x, Eterm *y) */ Eterm small_to_big(Sint x, Eterm *y) { + Uint xu; if (x >= 0) { + xu = x; *y = make_pos_bignum_header(1); } else { - x = -x; + xu = -(Uint)x; *y = make_neg_bignum_header(1); } - BIG_DIGIT(y, 0) = x; + BIG_DIGIT(y, 0) = xu; return make_big(y); } @@ -1540,21 +1545,24 @@ Eterm erts_uint64_to_big(Uint64 x, Eterm **hpp) Eterm erts_sint64_to_big(Sint64 x, Eterm **hpp) { Eterm *hp = *hpp; + Uint64 ux; int neg; - if (x >= 0) + if (x >= 0) { neg = 0; + ux = x; + } else { neg = 1; - x = -x; + ux = -(Uint64)x; } #if defined(ARCH_32) || HALFWORD_HEAP - if (x >= (((Uint64) 1) << 32)) { + if (ux >= (((Uint64) 1) << 32)) { if (neg) *hp = make_neg_bignum_header(2); else *hp = make_pos_bignum_header(2); - BIG_DIGIT(hp, 0) = (Uint) (x & ((Uint) 0xffffffff)); - BIG_DIGIT(hp, 1) = (Uint) ((x >> 32) & ((Uint) 0xffffffff)); + BIG_DIGIT(hp, 0) = (Uint) (ux & ((Uint) 0xffffffff)); + BIG_DIGIT(hp, 1) = (Uint) ((ux >> 32) & ((Uint) 0xffffffff)); *hpp += 3; } else @@ -1564,7 +1572,7 @@ Eterm erts_sint64_to_big(Sint64 x, Eterm **hpp) *hp = make_neg_bignum_header(1); else *hp = make_pos_bignum_header(1); - BIG_DIGIT(hp, 0) = (Uint) x; + BIG_DIGIT(hp, 0) = (Uint) ux; *hpp += 2; } return make_big(hp); @@ -2667,9 +2675,6 @@ Eterm erts_chars_to_integer(Process *BIF_P, char *bytes, res = big_plus_small(res, m, hp); } - if (is_big(res)) /* check if small */ - res = big_plus_small(res, 0, hp); /* includes conversion to small */ - if (neg) { if (is_small(res)) res = make_small(-signed_val(res)); @@ -2679,8 +2684,12 @@ Eterm erts_chars_to_integer(Process *BIF_P, char *bytes, } } - if (is_big(res)) { - hp += (big_arity(res) + 1); + if (is_not_small(res)) { + res = big_plus_small(res, 0, hp); /* includes conversion to small */ + + if (is_not_small(res)) { + hp += (big_arity(res) + 1); + } } HRelease(BIF_P, hp_end, hp); goto bytebuf_to_integer_1_done; diff --git a/erts/emulator/beam/big.h b/erts/emulator/beam/big.h index d80111822e..da31876d75 100644 --- a/erts/emulator/beam/big.h +++ b/erts/emulator/beam/big.h @@ -101,7 +101,7 @@ typedef Uint dsize_t; /* Vector size type */ #define ERTS_SINT64_HEAP_SIZE(X) \ (IS_SSMALL((X)) \ ? 0 \ - : ERTS_UINT64_BIG_HEAP_SIZE__((X) >= 0 ? (X) : -(X))) + : ERTS_UINT64_BIG_HEAP_SIZE__((X) >= 0 ? (X) : -(Uint64)(X))) #define ERTS_UINT64_HEAP_SIZE(X) \ (IS_USMALL(0, (X)) ? 0 : ERTS_UINT64_BIG_HEAP_SIZE__((X))) diff --git a/erts/emulator/beam/binary.c b/erts/emulator/beam/binary.c index f50d484576..cc0b3b9b6c 100644 --- a/erts/emulator/beam/binary.c +++ b/erts/emulator/beam/binary.c @@ -26,7 +26,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "erl_binary.h" #include "erl_bits.h" @@ -83,8 +85,6 @@ new_binary(Process *p, byte *buf, Uint len) * Allocate the binary struct itself. */ bptr = erts_bin_nrml_alloc(len); - bptr->flags = 0; - bptr->orig_size = len; erts_refc_init(&bptr->refc, 1); if (buf != NULL) { sys_memcpy(bptr->orig_bytes, buf, len); @@ -122,8 +122,6 @@ Eterm erts_new_mso_binary(Process *p, byte *buf, int len) * Allocate the binary struct itself. */ bptr = erts_bin_nrml_alloc(len); - bptr->flags = 0; - bptr->orig_size = len; erts_refc_init(&bptr->refc, 1); if (buf != NULL) { sys_memcpy(bptr->orig_bytes, buf, len); @@ -177,7 +175,6 @@ erts_realloc_binary(Eterm bin, size_t size) } else { /* REFC */ ProcBin* pb = (ProcBin *) bval; Binary* newbin = erts_bin_realloc(pb->val, size); - newbin->orig_size = size; pb->val = newbin; pb->size = size; pb->bytes = (byte*) newbin->orig_bytes; diff --git a/erts/emulator/beam/break.c b/erts/emulator/beam/break.c index 7d4f52ee23..08265b590d 100644 --- a/erts/emulator/beam/break.c +++ b/erts/emulator/beam/break.c @@ -256,6 +256,7 @@ print_process_info(int to, void *to_arg, Process *p) p->current[1], p->current[2]); } + erts_print(to, to_arg, "Run queue: %d\n", erts_get_runq_proc(p)->ix); erts_print(to, to_arg, "Spawned by: %T\n", p->parent); approx_started = (time_t) p->approx_started; diff --git a/erts/emulator/beam/copy.c b/erts/emulator/beam/copy.c index 50548850eb..0010f6a440 100644 --- a/erts/emulator/beam/copy.c +++ b/erts/emulator/beam/copy.c @@ -21,6 +21,8 @@ # include "config.h" #endif +#define ERL_WANT_GC_INTERNALS__ + #include "sys.h" #include "erl_vm.h" #include "global.h" diff --git a/erts/emulator/beam/dist.c b/erts/emulator/beam/dist.c index ec07ddcd9c..dcbbb857da 100644 --- a/erts/emulator/beam/dist.c +++ b/erts/emulator/beam/dist.c @@ -622,9 +622,7 @@ alloc_dist_obuf(Uint size) ErtsDistOutputBuf *obuf; Uint obuf_size = sizeof(ErtsDistOutputBuf)+sizeof(byte)*(size-1); Binary *bin = erts_bin_drv_alloc(obuf_size); - bin->flags = BIN_FLAG_DRV; erts_refc_init(&bin->refc, 1); - bin->orig_size = (SWord) obuf_size; obuf = (ErtsDistOutputBuf *) &bin->orig_bytes[0]; #ifdef DEBUG obuf->dbg_pattern = ERTS_DIST_OUTPUT_BUF_DBG_PATTERN; diff --git a/erts/emulator/beam/erl_alloc.c b/erts/emulator/beam/erl_alloc.c index 05ac24e04d..90cd227fae 100644 --- a/erts/emulator/beam/erl_alloc.c +++ b/erts/emulator/beam/erl_alloc.c @@ -1873,8 +1873,8 @@ erts_alc_fatal_error(int error, int func, ErtsAlcType_t n, ...) size = va_arg(argp, Uint); va_end(argp); erl_exit(1, - "%s: Cannot %s %lu bytes of memory (of type \"%s\").\n", - allctr_str, op, size, t_str); + "%s: Cannot %s %lu bytes of memory (of type \"%s\", thread %d).\n", + allctr_str, op, size, t_str, ERTS_ALC_GET_THR_IX()); break; } case ERTS_ALC_E_NOALLCTR: diff --git a/erts/emulator/beam/erl_alloc.types b/erts/emulator/beam/erl_alloc.types index 17ac6316b7..61def65235 100644 --- a/erts/emulator/beam/erl_alloc.types +++ b/erts/emulator/beam/erl_alloc.types @@ -267,7 +267,6 @@ type CODE_IX_LOCK_Q SHORT_LIVED SYSTEM code_ix_lock_q type PROC_INTERVAL LONG_LIVED SYSTEM process_interval type BUSY_CALLER_TAB SHORT_LIVED SYSTEM busy_caller_table type BUSY_CALLER SHORT_LIVED SYSTEM busy_caller -type PORT_DATA_HEAP STANDARD SYSTEM port_data_heap type PROC_SYS_TSK SHORT_LIVED PROCESSES proc_sys_task type PROC_SYS_TSK_QS SHORT_LIVED PROCESSES proc_sys_task_queues @@ -357,12 +356,14 @@ type DB_MS_PSDO_PROC LONG_LIVED_LOW ETS db_match_pseudo_proc type SCHDLR_DATA LONG_LIVED_LOW SYSTEM scheduler_data type LL_TEMP_TERM LONG_LIVED_LOW SYSTEM ll_temp_term +type NIF_TRAP_EXPORT STANDARD_LOW CODE nif_trap_export_entry type EXPORT LONG_LIVED_LOW CODE export_entry type MONITOR_SH STANDARD_LOW PROCESSES monitor_sh type NLINK_SH STANDARD_LOW PROCESSES nlink_sh type AINFO_REQ STANDARD_LOW SYSTEM alloc_info_request type SCHED_WTIME_REQ STANDARD_LOW SYSTEM sched_wall_time_request type GC_INFO_REQ STANDARD_LOW SYSTEM gc_info_request +type PORT_DATA_HEAP STANDARD_LOW SYSTEM port_data_heap +else # "fullword" @@ -375,12 +376,14 @@ type DB_MS_PSDO_PROC LONG_LIVED ETS db_match_pseudo_proc type SCHDLR_DATA LONG_LIVED SYSTEM scheduler_data type LL_TEMP_TERM LONG_LIVED SYSTEM ll_temp_term +type NIF_TRAP_EXPORT STANDARD CODE nif_trap_export_entry type EXPORT LONG_LIVED CODE export_entry type MONITOR_SH FIXED_SIZE PROCESSES monitor_sh type NLINK_SH FIXED_SIZE PROCESSES nlink_sh type AINFO_REQ SHORT_LIVED SYSTEM alloc_info_request type SCHED_WTIME_REQ SHORT_LIVED SYSTEM sched_wall_time_request type GC_INFO_REQ SHORT_LIVED SYSTEM gc_info_request +type PORT_DATA_HEAP STANDARD SYSTEM port_data_heap +endif @@ -395,6 +398,7 @@ type DRV_EV_STATE LONG_LIVED SYSTEM driver_event_state type DRV_EV_D_STATE FIXED_SIZE SYSTEM driver_event_data_state type DRV_SEL_D_STATE FIXED_SIZE SYSTEM driver_select_data_state type FD_LIST SHORT_LIVED SYSTEM fd_list +type ACTIVE_FD_ARR SHORT_LIVED SYSTEM active_fd_array type POLLSET LONG_LIVED SYSTEM pollset type POLLSET_UPDREQ SHORT_LIVED SYSTEM pollset_update_req type POLL_FDS LONG_LIVED SYSTEM poll_fds @@ -411,6 +415,8 @@ type CS_PROG_PATH LONG_LIVED SYSTEM cs_prog_path type ENVIRONMENT TEMPORARY SYSTEM environment type PUTENV_STR SYSTEM SYSTEM putenv_string type PRT_REP_EXIT STANDARD SYSTEM port_report_exit +type SYS_BLOCKING STANDARD SYSTEM sys_blocking +type SYS_WRITE_BUF TEMPORARY SYSTEM sys_write_buf +endif diff --git a/erts/emulator/beam/erl_bif_binary.c b/erts/emulator/beam/erl_bif_binary.c index 7e0e825a0d..bd0d7c71cc 100644 --- a/erts/emulator/beam/erl_bif_binary.c +++ b/erts/emulator/beam/erl_bif_binary.c @@ -32,7 +32,9 @@ #include "global.h" #include "erl_process.h" #include "error.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "erl_binary.h" #include "erl_bits.h" @@ -1324,9 +1326,9 @@ static int parse_match_opts_list(Eterm l, Eterm bin, Uint *posp, Uint *endp) goto badarg; } if (len < 0) { - Sint lentmp = -len; + Uint lentmp = -(Uint)len; /* overflow */ - if (lentmp == len || lentmp < 0 || -lentmp != len) { + if ((Sint)lentmp < 0) { goto badarg; } len = lentmp; @@ -1555,9 +1557,9 @@ BIF_RETTYPE erts_binary_part(Process *p, Eterm binary, Eterm epos, Eterm elen) goto badarg; } if (len < 0) { - Sint lentmp = -len; + Uint lentmp = -(Uint)len; /* overflow */ - if (lentmp == len || lentmp < 0 || -lentmp != len) { + if ((Sint)lentmp < 0) { goto badarg; } len = lentmp; @@ -1644,9 +1646,9 @@ BIF_RETTYPE erts_gc_binary_part(Process *p, Eterm *reg, Eterm live, int range_is goto badarg; } if (len < 0) { - Sint lentmp = -len; + Uint lentmp = -(Uint)len; /* overflow */ - if (lentmp == len || lentmp < 0 || -lentmp != len) { + if ((Sint)lentmp < 0) { goto badarg; } len = lentmp; @@ -2213,9 +2215,9 @@ static BIF_RETTYPE binary_bin_to_list_common(Process *p, goto badarg; } if (len < 0) { - Sint lentmp = -len; + Uint lentmp = -(Uint)len; /* overflow */ - if (lentmp == len || lentmp < 0 || -lentmp != len) { + if ((Sint)lentmp < 0) { goto badarg; } len = lentmp; @@ -2424,8 +2426,6 @@ static BIF_RETTYPE do_binary_copy(Process *p, Eterm bin, Eterm en) } cbs->result = erts_bin_nrml_alloc(target_size); /* Always offheap if trapping */ - cbs->result->flags = 0; - cbs->result->orig_size = target_size; erts_refc_init(&(cbs->result->refc), 1); t = (byte *) cbs->result->orig_bytes; /* No offset or anything */ pos = 0; diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 6915765dab..e92842c7d1 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -115,6 +115,9 @@ static char erts_system_version[] = ("Erlang/OTP " ERLANG_OTP_RELEASE #ifdef ERTS_ENABLE_LOCK_COUNT " [lock-counting]" #endif +#ifdef ERTS_OPCODE_COUNTER_SUPPORT + " [instruction-counting]" +#endif #ifdef PURIFY " [purify-compiled]" #endif @@ -2300,7 +2303,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) for (i = num_instructions-1; i >= 0; i--) { res = erts_bld_cons(hpp, hszp, erts_bld_tuple(hpp, hszp, 2, - erts_atom_put(opc[i].name, + erts_atom_put((byte *)opc[i].name, strlen(opc[i].name), ERTS_ATOM_ENC_LATIN1, 1), @@ -2696,6 +2699,9 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) ? am_disabled : am_enabled); } + else if (ERTS_IS_ATOM_STR("eager_check_io",BIF_ARG_1)) { + BIF_RET(erts_eager_check_io ? am_true : am_false); + } BIF_ERROR(BIF_P, BADARG); } @@ -3055,6 +3061,25 @@ fun_info_2(BIF_ALIST_2) return TUPLE2(hp, what, val); } +BIF_RETTYPE +fun_info_mfa_1(BIF_ALIST_1) +{ + Process* p = BIF_P; + Eterm fun = BIF_ARG_1; + Eterm* hp; + + if (is_fun(fun)) { + ErlFunThing* funp = (ErlFunThing *) fun_val(fun); + hp = HAlloc(p, 4); + BIF_RET(TUPLE3(hp,funp->fe->module,funp->fe->address[-2],make_small(funp->arity))); + } else if (is_export(fun)) { + Export* exp = (Export *) ((UWord) (export_val(fun))[1]); + hp = HAlloc(p, 4); + BIF_RET(TUPLE3(hp,exp->code[0],exp->code[1],make_small(exp->code[2]))); + } + BIF_ERROR(p, BADARG); +} + BIF_RETTYPE is_process_alive_1(BIF_ALIST_1) { if(is_internal_pid(BIF_ARG_1)) { @@ -3285,17 +3310,38 @@ BIF_RETTYPE erts_debug_get_internal_state_1(BIF_ALIST_1) BIF_RET(make_small((Uint) words)); } else if (ERTS_IS_ATOM_STR("check_io_debug", BIF_ARG_1)) { - /* Used by (emulator) */ - int res; + /* Used by driver_SUITE (emulator) */ + Uint sz, *szp; + Eterm res, *hp, **hpp; + int no_errors; + ErtsCheckIoDebugInfo ciodi = {0}; #ifdef HAVE_ERTS_CHECK_IO_DEBUG erts_smp_proc_unlock(BIF_P,ERTS_PROC_LOCK_MAIN); - res = erts_check_io_debug(); + no_errors = erts_check_io_debug(&ciodi); erts_smp_proc_lock(BIF_P,ERTS_PROC_LOCK_MAIN); #else - res = 0; + no_errors = 0; #endif - ASSERT(res >= 0); - BIF_RET(erts_make_integer((Uint) res, BIF_P)); + sz = 0; + szp = &sz; + hpp = NULL; + while (1) { + res = erts_bld_tuple(hpp, szp, 4, + erts_bld_uint(hpp, szp, + (Uint) no_errors), + erts_bld_uint(hpp, szp, + (Uint) ciodi.no_used_fds), + erts_bld_uint(hpp, szp, + (Uint) ciodi.no_driver_select_structs), + erts_bld_uint(hpp, szp, + (Uint) ciodi.no_driver_event_structs)); + if (hpp) + break; + hp = HAlloc(BIF_P, sz); + szp = NULL; + hpp = &hp; + } + BIF_RET(res); } else if (ERTS_IS_ATOM_STR("process_info_args", BIF_ARG_1)) { /* Used by process_SUITE (emulator) */ diff --git a/erts/emulator/beam/erl_bif_port.c b/erts/emulator/beam/erl_bif_port.c index afb33c1cdb..64bd598ba6 100644 --- a/erts/emulator/beam/erl_bif_port.c +++ b/erts/emulator/beam/erl_bif_port.c @@ -493,8 +493,8 @@ void erts_cleanup_port_data(Port *prt) { ASSERT(erts_atomic32_read_nob(&prt->state) & ERTS_PORT_SFLGS_INVALID_LOOKUP); - cleanup_old_port_data(erts_smp_atomic_read_nob(&prt->data)); - erts_smp_atomic_set_nob(&prt->data, (erts_aint_t) THE_NON_VALUE); + cleanup_old_port_data(erts_smp_atomic_xchg_nob(&prt->data, + (erts_aint_t) NULL)); } Uint @@ -554,6 +554,7 @@ BIF_RETTYPE port_set_data_2(BIF_ALIST_2) hp = &pdhp->heap[0]; pdhp->off_heap.first = NULL; pdhp->off_heap.overhead = 0; + pdhp->hsize = hsize; pdhp->data = copy_struct(BIF_ARG_2, hsize, &hp, &pdhp->off_heap); data = (erts_aint_t) pdhp; ASSERT((data & 0x3) == 0); @@ -561,8 +562,14 @@ BIF_RETTYPE port_set_data_2(BIF_ALIST_2) data = erts_smp_atomic_xchg_wb(&prt->data, data); + if (data == (erts_aint_t)NULL) { + /* Port terminated by racing thread */ + data = erts_smp_atomic_xchg_wb(&prt->data, data); + ASSERT(data != (erts_aint_t)NULL); + cleanup_old_port_data(data); + BIF_ERROR(BIF_P, BADARG); + } cleanup_old_port_data(data); - BIF_RET(am_true); } @@ -581,6 +588,8 @@ BIF_RETTYPE port_get_data_1(BIF_ALIST_1) BIF_ERROR(BIF_P, BADARG); data = erts_smp_atomic_read_ddrb(&prt->data); + if (data == (erts_aint_t)NULL) + BIF_ERROR(BIF_P, BADARG); /* Port terminated by racing thread */ if ((data & 0x3) != 0) { res = (Eterm) (UWord) data; diff --git a/erts/emulator/beam/erl_binary.h b/erts/emulator/beam/erl_binary.h index 06dfeb1260..8d264d166e 100644 --- a/erts/emulator/beam/erl_binary.h +++ b/erts/emulator/beam/erl_binary.h @@ -231,41 +231,58 @@ erts_free_aligned_binary_bytes(byte* buf) # define CHICKEN_PAD (sizeof(void*) - 1) #endif +/* Caller must initialize 'refc' +*/ ERTS_GLB_INLINE Binary * erts_bin_drv_alloc_fnf(Uint size) { Uint bsize = ERTS_SIZEOF_Binary(size) + CHICKEN_PAD; - void *res; + Binary *res; + if (bsize < size) /* overflow */ return NULL; res = erts_alloc_fnf(ERTS_ALC_T_DRV_BINARY, bsize); ERTS_CHK_BIN_ALIGNMENT(res); - return (Binary *) res; + if (res) { + res->orig_size = size; + res->flags = BIN_FLAG_DRV; + } + return res; } +/* Caller must initialize 'refc' +*/ ERTS_GLB_INLINE Binary * erts_bin_drv_alloc(Uint size) { Uint bsize = ERTS_SIZEOF_Binary(size) + CHICKEN_PAD; - void *res; + Binary *res; + if (bsize < size) /* overflow */ erts_alloc_enomem(ERTS_ALC_T_DRV_BINARY, size); res = erts_alloc(ERTS_ALC_T_DRV_BINARY, bsize); ERTS_CHK_BIN_ALIGNMENT(res); - return (Binary *) res; + res->orig_size = size; + res->flags = BIN_FLAG_DRV; + return res; } +/* Caller must initialize 'refc' +*/ ERTS_GLB_INLINE Binary * erts_bin_nrml_alloc(Uint size) { Uint bsize = ERTS_SIZEOF_Binary(size) + CHICKEN_PAD; - void *res; + Binary *res; + if (bsize < size) /* overflow */ erts_alloc_enomem(ERTS_ALC_T_BINARY, size); res = erts_alloc(ERTS_ALC_T_BINARY, bsize); ERTS_CHK_BIN_ALIGNMENT(res); - return (Binary *) res; + res->orig_size = size; + res->flags = 0; + return res; } ERTS_GLB_INLINE Binary * @@ -280,6 +297,8 @@ erts_bin_realloc_fnf(Binary *bp, Uint size) return NULL; nbp = erts_realloc_fnf(type, (void *) bp, bsize); ERTS_CHK_BIN_ALIGNMENT(nbp); + if (nbp) + nbp->orig_size = size; return nbp; } @@ -297,6 +316,7 @@ erts_bin_realloc(Binary *bp, Uint size) if (!nbp) erts_realloc_enomem(type, bp, bsize); ERTS_CHK_BIN_ALIGNMENT(nbp); + nbp->orig_size = size; return nbp; } @@ -329,4 +349,4 @@ erts_create_magic_binary(Uint size, void (*destructor)(Binary *)) #endif /* #if ERTS_GLB_INLINE_INCL_FUNC_DEF */ -#endif +#endif /* !__ERL_BINARY_H */ diff --git a/erts/emulator/beam/erl_bits.c b/erts/emulator/beam/erl_bits.c index 73765772c8..71d31c01aa 100644 --- a/erts/emulator/beam/erl_bits.c +++ b/erts/emulator/beam/erl_bits.c @@ -1299,7 +1299,6 @@ erts_bs_append(Process* c_p, Eterm* reg, Uint live, Eterm build_size_term, if (binp->orig_size < pb->size) { Uint new_size = 2*pb->size; binp = erts_bin_realloc(binp, new_size); - binp->orig_size = new_size; pb->val = binp; pb->bytes = (byte *) binp->orig_bytes; } @@ -1371,8 +1370,6 @@ erts_bs_append(Process* c_p, Eterm* reg, Uint live, Eterm build_size_term, * Allocate the binary data struct itself. */ bptr = erts_bin_nrml_alloc(bin_size); - bptr->flags = 0; - bptr->orig_size = bin_size; erts_refc_init(&bptr->refc, 1); erts_current_bin = (byte *) bptr->orig_bytes; @@ -1475,7 +1472,6 @@ erts_bs_private_append(Process* p, Eterm bin, Eterm build_size_term, Uint unit) * is safe to reallocate it. */ binp = erts_bin_realloc(binp, new_size); - binp->orig_size = new_size; pb->val = binp; pb->bytes = (byte *) binp->orig_bytes; } else { @@ -1488,8 +1484,6 @@ erts_bs_private_append(Process* p, Eterm bin, Eterm build_size_term, Uint unit) * binary and copy the contents of the old binary into it. */ Binary* bptr = erts_bin_nrml_alloc(new_size); - bptr->flags = 0; - bptr->orig_size = new_size; erts_refc_init(&bptr->refc, 1); sys_memcpy(bptr->orig_bytes, binp->orig_bytes, binp->orig_size); pb->flags |= PB_IS_WRITABLE | PB_ACTIVE_WRITER; @@ -1537,8 +1531,6 @@ erts_bs_init_writable(Process* p, Eterm sz) * Allocate the binary data struct itself. */ bptr = erts_bin_nrml_alloc(bin_size); - bptr->flags = 0; - bptr->orig_size = bin_size; erts_refc_init(&bptr->refc, 1); /* @@ -1585,9 +1577,7 @@ erts_emasculate_writable_binary(ProcBin* pb) /* Our allocators are 8 byte aligned, i.e., shrinking with less than 8 bytes will have no real effect */ if (unused >= 8) { - Uint new_size = pb->size; binp = erts_bin_realloc(binp, pb->size); - binp->orig_size = new_size; pb->val = binp; pb->bytes = (byte *) binp->orig_bytes; } diff --git a/erts/emulator/beam/erl_db_hash.h b/erts/emulator/beam/erl_db_hash.h index 908cec11d4..e68081a5b1 100644 --- a/erts/emulator/beam/erl_db_hash.h +++ b/erts/emulator/beam/erl_db_hash.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 1998-2013. All Rights Reserved. + * Copyright Ericsson AB 1998-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -42,7 +42,7 @@ typedef struct hash_db_term { typedef struct db_table_hash_fine_locks { union { erts_smp_rwmtx_t lck; - byte _cache_line_alignment[64]; + byte _cache_line_alignment[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(erts_smp_rwmtx_t))]; }lck_vec[DB_HASH_LOCK_CNT]; } DbTableHashFineLocks; diff --git a/erts/emulator/beam/erl_driver.h b/erts/emulator/beam/erl_driver.h index 5ced8c5ca0..f9938fc66c 100644 --- a/erts/emulator/beam/erl_driver.h +++ b/erts/emulator/beam/erl_driver.h @@ -133,7 +133,7 @@ typedef struct { #define ERL_DRV_EXTENDED_MARKER (0xfeeeeeed) #define ERL_DRV_EXTENDED_MAJOR_VERSION 3 -#define ERL_DRV_EXTENDED_MINOR_VERSION 0 +#define ERL_DRV_EXTENDED_MINOR_VERSION 1 /* * The emulator will refuse to load a driver with a major version diff --git a/erts/emulator/beam/erl_drv_nif.h b/erts/emulator/beam/erl_drv_nif.h index 3f829ea7ea..4e8c6dc68b 100644 --- a/erts/emulator/beam/erl_drv_nif.h +++ b/erts/emulator/beam/erl_drv_nif.h @@ -35,6 +35,7 @@ typedef struct { int scheduler_threads; int nif_major_version; int nif_minor_version; + int dirty_scheduler_support; } ErlDrvSysInfo; typedef struct { diff --git a/erts/emulator/beam/erl_gc.c b/erts/emulator/beam/erl_gc.c index aa15d2cc57..5f78a7b532 100644 --- a/erts/emulator/beam/erl_gc.c +++ b/erts/emulator/beam/erl_gc.c @@ -20,6 +20,8 @@ # include "config.h" #endif +#define ERL_WANT_GC_INTERNALS__ + #include "sys.h" #include "erl_vm.h" #include "global.h" @@ -2018,6 +2020,20 @@ setup_rootset(Process *p, Eterm *objv, int nobj, Rootset *rootset) roots[n].sz = 1; n++; } + + /* + * If a NIF has saved arguments, they need to be added + */ + if (ERTS_PROC_GET_NIF_TRAP_EXPORT(p)) { + Eterm* argv; + int argc; + if (erts_setup_nif_gc(p, &argv, &argc)) { + roots[n].v = argv; + roots[n].sz = argc; + n++; + } + } + ASSERT(n <= rootset->size); mp = p->msg.first; @@ -2386,7 +2402,6 @@ sweep_off_heap(Process *p, int fullsweep) } pb->val = erts_bin_realloc(pb->val, new_size); - pb->val->orig_size = new_size; pb->bytes = (byte *) pb->val->orig_bytes; } } diff --git a/erts/emulator/beam/erl_gc.h b/erts/emulator/beam/erl_gc.h index 5203dda263..bf0496c112 100644 --- a/erts/emulator/beam/erl_gc.h +++ b/erts/emulator/beam/erl_gc.h @@ -20,10 +20,12 @@ #ifndef __ERL_GC_H__ #define __ERL_GC_H__ -#include "erl_map.h" +#if defined(ERL_WANT_GC_INTERNALS__) || defined(ERTS_DO_INCL_GLB_INLINE_FUNC_DEF) /* GC declarations shared by beam/erl_gc.c and hipe/hipe_gc.c */ +#include "erl_map.h" + #if defined(DEBUG) && !ERTS_GLB_INLINE_INCL_FUNC_DEF # define HARDDEBUG 1 #endif @@ -67,8 +69,6 @@ do { \ #define in_area(ptr,start,nbytes) \ ((UWord)((char*)(ptr) - (char*)(start)) < (nbytes)) -extern Uint erts_test_long_gc_sleep; - #if defined(DEBUG) || defined(ERTS_OFFHEAP_DEBUG) int within(Eterm *ptr, Process *p); #endif @@ -97,4 +97,33 @@ ERTS_GLB_INLINE Eterm follow_moved(Eterm term) } #endif +#endif /* ERL_GC_C__ || HIPE_GC_C__ */ + +/* + * Global exported + */ + +extern Uint erts_test_long_gc_sleep; + +typedef struct { + Uint64 reclaimed; + Uint64 garbage_cols; +} ErtsGCInfo; + +void erts_gc_info(ErtsGCInfo *gcip); +void erts_init_gc(void); +int erts_garbage_collect(struct process*, int, Eterm*, int); +void erts_garbage_collect_hibernate(struct process* p); +Eterm erts_gc_after_bif_call(struct process* p, Eterm result, Eterm* regs, Uint arity); +void erts_garbage_collect_literals(struct process* p, Eterm* literals, + Uint lit_size, + struct erl_off_heap_header* oh); +Uint erts_next_heap_size(Uint, Uint); +Eterm erts_heap_sizes(struct process* p); + +void erts_offset_off_heap(struct erl_off_heap*, Sint, Eterm*, Eterm*); +void erts_offset_heap_ptr(Eterm*, Uint, Sint, Eterm*, Eterm*); +void erts_offset_heap(Eterm*, Uint, Sint, Eterm*, Eterm*); +void erts_free_heap_frags(struct process* p); + #endif /* __ERL_GC_H__ */ diff --git a/erts/emulator/beam/erl_init.c b/erts/emulator/beam/erl_init.c index 5e6d812242..77445ef1ff 100644 --- a/erts/emulator/beam/erl_init.c +++ b/erts/emulator/beam/erl_init.c @@ -161,9 +161,6 @@ int H_MIN_SIZE; /* The minimum heap grain */ int BIN_VH_MIN_SIZE; /* The minimum binary virtual*/ Uint32 erts_debug_flags; /* Debug flags. */ -#ifdef ERTS_OPCODE_COUNTER_SUPPORT -int count_instructions; -#endif int erts_backtrace_depth; /* How many functions to show in a backtrace * in error codes. */ @@ -548,6 +545,8 @@ void erts_usage(void) erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); erts_fprintf(stderr, "-sct cput set cpu topology,\n"); erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); + erts_fprintf(stderr, "-secio bool enable/disable eager check I/O scheduling,\n"); + erts_fprintf(stderr, " see the erl(1) documentation for more info.\n"); #if ERTS_HAVE_SCHED_UTIL_BALANCING_SUPPORT_OPT erts_fprintf(stderr, "-sub bool enable/disable scheduler utilization balancing,\n"); #else @@ -1674,6 +1673,22 @@ erl_start(int argc, char **argv) erts_usage(); } } + else if (has_prefix("ecio", sub_param)) { + arg = get_arg(sub_param+4, argv[i+1], &i); +#ifndef __OSE__ + if (sys_strcmp("true", arg) == 0) + erts_eager_check_io = 1; + else +#endif + if (sys_strcmp("false", arg) == 0) + erts_eager_check_io = 0; + else { + erts_fprintf(stderr, + "bad schedule eager check I/O value '%s'\n", + arg); + erts_usage(); + } + } else if (has_prefix("pp", sub_param)) { arg = get_arg(sub_param+2, argv[i+1], &i); if (sys_strcmp(arg, "true") == 0) @@ -1882,11 +1897,6 @@ erl_start(int argc, char **argv) if (argv[i][2] == 0) { /* -c: documented option */ erts_disable_tolerant_timeofday = 1; } -#ifdef ERTS_OPCODE_COUNTER_SUPPORT - else if (argv[i][2] == 'i') { /* -ci: undcoumented option*/ - count_instructions = 1; - } -#endif break; case 'W': arg = get_arg(argv[i]+2, argv[i+1], &i); @@ -2066,8 +2076,10 @@ erl_exit_vv(int n, int flush_async, char *fmt, va_list args1, va_list args2) system_cleanup(flush_async); save_statistics(); - - an = abs(n); + if (n < 0) + an = -(unsigned int)n; + else + an = n; if (erts_mtrace_enabled) erts_mtrace_exit((Uint32) an); diff --git a/erts/emulator/beam/erl_lock_check.c b/erts/emulator/beam/erl_lock_check.c index c13eb87012..b105ece6f1 100644 --- a/erts/emulator/beam/erl_lock_check.c +++ b/erts/emulator/beam/erl_lock_check.c @@ -139,7 +139,6 @@ static erts_lc_lock_order_t erts_lock_order[] = { { "drv_tsd", NULL }, { "async_enq_mtx", NULL }, #ifdef ERTS_SMP - { "sys_msg_q", NULL }, { "atom_tab", NULL }, { "make_ref", NULL }, { "misc_op_list_pre_alloc_lock", "address" }, @@ -148,6 +147,7 @@ static erts_lc_lock_order_t erts_lock_order[] = { { "btm_pre_alloc_lock", NULL, }, { "dist_entry_out_queue", "address" }, { "port_sched_lock", "port_id" }, + { "sys_msg_q", NULL }, { "port_table", NULL }, #endif { "mtrace_op", NULL }, @@ -227,8 +227,7 @@ rw_op_str(Uint16 flags) case ERTS_LC_FLG_LO_READ: return " (r)"; case ERTS_LC_FLG_LO_WRITE: - erts_fprintf(stderr, "\nInternal error\n"); - lc_abort(); + ERTS_INTERNAL_ERROR("Only write flag present"); default: break; } @@ -311,8 +310,7 @@ static ERTS_INLINE void lc_free(void *p) static void *lc_core_alloc(void) { lc_unlock(); - erts_fprintf(stderr, "Lock checker out of memory!\n"); - lc_abort(); + ERTS_INTERNAL_ERROR("Lock checker out of memory!\n"); } #else @@ -325,8 +323,7 @@ static void *lc_core_alloc(void) fbs = (erts_lc_free_block_t *) malloc(sizeof(erts_lc_free_block_t) * ERTS_LC_FB_CHUNK_SIZE); if (!fbs) { - erts_fprintf(stderr, "Lock checker failed to allocate memory!\n"); - lc_abort(); + ERTS_INTERNAL_ERROR("Lock checker failed to allocate memory!"); } for (i = 1; i < ERTS_LC_FB_CHUNK_SIZE - 1; i++) { #ifdef DEBUG @@ -366,11 +363,11 @@ create_locked_locks(char *thread_name) { erts_lc_locked_locks_t *l_lcks = malloc(sizeof(erts_lc_locked_locks_t)); if (!l_lcks) - lc_abort(); + ERTS_INTERNAL_ERROR("Lock checker failed to allocate memory!"); l_lcks->thread_name = strdup(thread_name ? thread_name : "unknown"); if (!l_lcks->thread_name) - lc_abort(); + ERTS_INTERNAL_ERROR("Lock checker failed to allocate memory!"); l_lcks->emu_thread = 0; l_lcks->tid = erts_thr_self(); @@ -691,7 +688,7 @@ erts_lc_set_thread_name(char *thread_name) free((void *) l_lcks->thread_name); l_lcks->thread_name = strdup(thread_name ? thread_name : "unknown"); if (!l_lcks->thread_name) - lc_abort(); + ERTS_INTERNAL_ERROR("strdup failed"); } l_lcks->emu_thread = 1; } @@ -1330,7 +1327,7 @@ erts_lc_init(void) #endif /* #ifdef ERTS_LC_STATIC_ALLOC */ if (ethr_spinlock_init(&free_blocks_lock) != 0) - lc_abort(); + ERTS_INTERNAL_ERROR("spinlock_init failed"); erts_tsd_key_create(&locks_key,"erts_lock_check_key"); } diff --git a/erts/emulator/beam/erl_lock_count.c b/erts/emulator/beam/erl_lock_count.c index 17ddfdc8ae..cf6996ea06 100644 --- a/erts/emulator/beam/erl_lock_count.c +++ b/erts/emulator/beam/erl_lock_count.c @@ -151,6 +151,9 @@ static erts_lcnt_thread_data_t *lcnt_thread_data_alloc(void) { erts_lcnt_thread_data_t *eltd; eltd = (erts_lcnt_thread_data_t*)malloc(sizeof(erts_lcnt_thread_data_t)); + if (!eltd) { + ERTS_INTERNAL_ERROR("Lock counter failed to allocate memory!"); + } eltd->timer_set = 0; eltd->lock_in_conflict = 0; @@ -272,6 +275,9 @@ void erts_lcnt_init() { /* init lcnt structure */ erts_lcnt_data = (erts_lcnt_data_t*)malloc(sizeof(erts_lcnt_data_t)); + if (!erts_lcnt_data) { + ERTS_INTERNAL_ERROR("Lock counter failed to allocate memory!"); + } erts_lcnt_data->current_locks = erts_lcnt_list_init(); erts_lcnt_data->deleted_locks = erts_lcnt_list_init(); @@ -293,6 +299,9 @@ erts_lcnt_lock_list_t *erts_lcnt_list_init(void) { erts_lcnt_lock_list_t *list; list = (erts_lcnt_lock_list_t*)malloc(sizeof(erts_lcnt_lock_list_t)); + if (!list) { + ERTS_INTERNAL_ERROR("Lock counter failed to allocate memory!"); + } list->head = NULL; list->tail = NULL; list->n = 0; @@ -399,6 +408,9 @@ void erts_lcnt_destroy_lock(erts_lcnt_lock_t *lock) { /* copy structure and insert the copy */ deleted_lock = (erts_lcnt_lock_t*)malloc(sizeof(erts_lcnt_lock_t)); + if (!deleted_lock) { + ERTS_INTERNAL_ERROR("Lock counter failed to allocate memory!"); + } memcpy(deleted_lock, lock, sizeof(erts_lcnt_lock_t)); deleted_lock->next = NULL; diff --git a/erts/emulator/beam/erl_message.c b/erts/emulator/beam/erl_message.c index 59a677a12c..8870fac7d9 100644 --- a/erts/emulator/beam/erl_message.c +++ b/erts/emulator/beam/erl_message.c @@ -415,7 +415,13 @@ erts_queue_dist_message(Process *rcvr, if (!(*rcvr_locks & ERTS_PROC_LOCK_MSGQ)) erts_smp_proc_unlock(rcvr, ERTS_PROC_LOCK_MSGQ); - erts_proc_notify_new_message(rcvr); + erts_proc_notify_new_message(rcvr, +#ifdef ERTS_SMP + *rcvr_locks +#else + 0 +#endif + ); } } @@ -542,7 +548,13 @@ queue_message(Process *c_p, if (locked_msgq) erts_smp_proc_unlock(receiver, ERTS_PROC_LOCK_MSGQ); - erts_proc_notify_new_message(receiver); + erts_proc_notify_new_message(receiver, +#ifdef ERTS_SMP + *receiver_locks +#else + 0 +#endif + ); #ifndef ERTS_SMP ERTS_HOLE_CHECK(receiver); diff --git a/erts/emulator/beam/erl_nif.c b/erts/emulator/beam/erl_nif.c index 10c7af5a9d..caa9eba8a7 100644 --- a/erts/emulator/beam/erl_nif.c +++ b/erts/emulator/beam/erl_nif.c @@ -472,6 +472,18 @@ int enif_inspect_binary(ErlNifEnv* env, Eterm bin_term, ErlNifBinary* bin) struct enif_tmp_obj_t* tmp; byte* raw_ptr; }u; + + if (is_boxed(bin_term) && *binary_val(bin_term) == HEADER_SUB_BIN) { + ErlSubBin* sb = (ErlSubBin*) binary_val(bin_term); + if (sb->is_writable) { + ProcBin* pb = (ProcBin*) binary_val(sb->orig); + ASSERT(pb->thing_word == HEADER_PROC_BIN); + if (pb->flags) { + erts_emasculate_writable_binary(pb); + sb->is_writable = 0; + } + } + } u.tmp = NULL; bin->data = erts_get_aligned_binary_bytes_extra(bin_term, &u.raw_ptr, allocator, sizeof(struct enif_tmp_obj_t)); @@ -539,9 +551,7 @@ int enif_alloc_binary(size_t size, ErlNifBinary* bin) if (refbin == NULL) { return 0; /* The NIF must take action */ } - refbin->flags = BIN_FLAG_DRV; /* BUGBUG: Flag? */ erts_refc_init(&refbin->refc, 1); - refbin->orig_size = (SWord) size; bin->size = size; bin->data = (unsigned char*) refbin->orig_bytes; @@ -561,7 +571,6 @@ int enif_realloc_binary(ErlNifBinary* bin, size_t size) if (!newbin) { return 0; } - newbin->orig_size = size; bin->ref_bin = newbin; bin->data = (unsigned char*) newbin->orig_bytes; bin->size = size; @@ -1513,72 +1522,263 @@ int enif_consume_timeslice(ErlNifEnv* env, int percent) return ERTS_BIF_REDS_LEFT(env->proc) == 0; } -#ifdef ERTS_DIRTY_SCHEDULERS - -/* NIFs exports need one more item than the Export struct provides, the - * erl_module_nif*, so the DirtyNifExport below adds that. The Export - * member must be first in the struct. +/* + * NIF exports need a few more items than the Export struct provides, + * including the erl_module_nif* and a NIF function pointer, so the + * NifExport below adds those. The Export member must be first in the + * struct. The saved_mfa, saved_argc, nif_level, alloced_argv_sz and argv + * members are used to track the MFA and arguments of the top NIF in case a + * chain of one or more enif_schedule_nif() calls results in an exception, + * since in that case the original MFA and registers have to be restored + * before returning to Erlang to ensure stacktrace information associated + * with the exception is correct. */ +typedef ERL_NIF_TERM (*NativeFunPtr)(ErlNifEnv*, int, const ERL_NIF_TERM[]); + typedef struct { Export exp; struct erl_module_nif* m; -} DirtyNifExport; + NativeFunPtr fp; + Eterm saved_mfa[3]; + int saved_argc; + int alloced_argv_sz; + Eterm argv[1]; +} NifExport; -static void -alloc_proc_psd(Process* proc, DirtyNifExport **ep) +/* + * If a process has saved arguments, they need to be part of the GC + * rootset. The function below is called from setup_rootset() in + * erl_gc.c. This function is declared in erl_process.h. + */ +int +erts_setup_nif_gc(Process* proc, Eterm** objv, int* nobj) { + NifExport* ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + int gc = (ep && ep->saved_argc > 0); + + if (gc) { + *objv = ep->argv; + *nobj = ep->saved_argc; + } + return gc; +} + +/* + * Allocate a NifExport and set it in proc specific data + */ +static NifExport* +allocate_nif_sched_data(Process* proc, int argc) +{ + NifExport* ep; + size_t argv_extra, total; int i; - if (!*ep) { - *ep = erts_alloc(ERTS_ALC_T_PSD, sizeof(DirtyNifExport)); - sys_memset((void*) *ep, 0, sizeof(DirtyNifExport)); - for (i=0; i<ERTS_NUM_CODE_IX; i++) { - (*ep)->exp.addressv[i] = &(*ep)->exp.code[3]; - } - (*ep)->exp.code[3] = (BeamInstr) em_call_nif; + + argv_extra = argc > 1 ? sizeof(Eterm)*(argc-1) : 0; + total = sizeof(NifExport) + argv_extra; + ep = erts_alloc(ERTS_ALC_T_NIF_TRAP_EXPORT, total); + sys_memset((void*) ep, 0, total); + ep->alloced_argv_sz = argc; + for (i=0; i<ERTS_NUM_CODE_IX; i++) { + ep->exp.addressv[i] = &ep->exp.code[3]; } - (void) ERTS_PROC_SET_DIRTY_SCHED_TRAP_EXPORT(proc, ERTS_PROC_LOCK_MAIN, &(*ep)->exp); + ep->exp.code[3] = (BeamInstr) em_call_nif; + (void) ERTS_PROC_SET_NIF_TRAP_EXPORT(proc, ERTS_PROC_LOCK_MAIN, ep); + return ep; +} + +static ERTS_INLINE void +destroy_nif_export(NifExport *nif_export) +{ + erts_free(ERTS_ALC_T_NIF_TRAP_EXPORT, (void *) nif_export); } +void +erts_destroy_nif_export(void *nif_export) +{ + destroy_nif_export((NifExport *) nif_export); +} + +/* + * Initialize a NifExport struct. Create it if needed and store it in the + * proc. The direct_fp function is what will be invoked by op_call_nif, and + * the indirect_fp function, if not NULL, is what the direct_fp function + * will call. If the allocated NifExport isn't enough to hold all of argv, + * allocate a larger one. Save MFA and registers only if the need_save + * parameter is true. + */ static ERL_NIF_TERM -execute_dirty_nif_finalizer(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +init_nif_sched_data(ErlNifEnv* env, NativeFunPtr direct_fp, NativeFunPtr indirect_fp, + int need_save, int argc, const ERL_NIF_TERM argv[]) { - Eterm* reg = ERTS_PROC_GET_SCHDATA(env->proc)->x_reg_array; - ERL_NIF_TERM result, dirty_result = (ERL_NIF_TERM) reg[0]; - typedef ERL_NIF_TERM (*FinalizerFP)(ErlNifEnv*, ERL_NIF_TERM); - FinalizerFP fp; -#if HAVE_INT64 && SIZEOF_LONG != 8 - ASSERT(sizeof(fp) <= sizeof(ErlNifUInt64)); - enif_get_uint64(env, reg[1], (ErlNifUInt64 *) &fp); -#else - ASSERT(sizeof(fp) <= sizeof(unsigned long)); - enif_get_ulong(env, reg[1], (unsigned long *) &fp); -#endif - result = (*fp)(env, dirty_result); - if (erts_refc_dectest(&env->mod_nif->rt_dtor_cnt, 0) == 0 - && env->mod_nif->mod == NULL) - close_lib(env->mod_nif); - return result; + Process* proc = env->proc; + Eterm* reg = ERTS_PROC_GET_SCHDATA(proc)->x_reg_array; + NifExport* ep; + int i; + + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + if (!ep) + ep = allocate_nif_sched_data(proc, argc); + else if (need_save && ep->alloced_argv_sz < argc) { + NifExport* new_ep = allocate_nif_sched_data(proc, argc); + destroy_nif_export(ep); + ep = new_ep; + } + ERTS_VBUMP_ALL_REDS(proc); + for (i = 0; i < argc; i++) { + if (need_save) + ep->argv[i] = reg[i]; + reg[i] = (Eterm) argv[i]; + } + if (need_save) { + ep->saved_mfa[0] = proc->current[0]; + ep->saved_mfa[1] = proc->current[1]; + ep->saved_mfa[2] = proc->current[2]; + ep->saved_argc = argc; + } + proc->i = (BeamInstr*) ep->exp.addressv[0]; + ep->exp.code[0] = (BeamInstr) proc->current[0]; + ep->exp.code[1] = (BeamInstr) proc->current[1]; + ep->exp.code[2] = argc; + ep->exp.code[4] = (BeamInstr) direct_fp; + ep->m = env->mod_nif; + ep->fp = indirect_fp; + proc->freason = TRAP; + return THE_NON_VALUE; } -#endif /* ERTS_DIRTY_SCHEDULERS */ +/* + * Restore saved MFA and registers. Registers are restored only when the + * exception flag is true. + */ +static void +restore_nif_mfa(Process* proc, NifExport* ep, int exception) +{ + int i; + Eterm* reg = ERTS_PROC_GET_SCHDATA(proc)->x_reg_array; -#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT + proc->current[0] = ep->saved_mfa[0]; + proc->current[1] = ep->saved_mfa[1]; + proc->current[2] = ep->saved_mfa[2]; + if (exception) + for (i = 0; i < ep->saved_argc; i++) + reg[i] = ep->argv[i]; + ep->saved_argc = 0; + ep->saved_mfa[0] = THE_NON_VALUE; +} -ERL_NIF_TERM -enif_schedule_dirty_nif(ErlNifEnv* env, int flags, - ERL_NIF_TERM (*fp)(ErlNifEnv*, int, const ERL_NIF_TERM[]), - int argc, const ERL_NIF_TERM argv[]) +#ifdef ERTS_DIRTY_SCHEDULERS + +/* + * Finalize a dirty NIF call. This function is scheduled to cause the VM to + * switch the process off a dirty scheduler thread and back onto a regular + * scheduler thread, and then return the result from the dirty NIF. It also + * restores the original NIF MFA when necessary based on the value of + * ep->fp set by execute_dirty_nif via init_nif_sched_data -- non-NULL + * means restore, NULL means do not restore. + */ +static ERL_NIF_TERM +dirty_nif_finalizer(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + Process* proc = env->proc; + NifExport* ep; + + ASSERT(argc == 1); + ASSERT(!ERTS_SCHEDULER_IS_DIRTY(env->proc->scheduler_data)); + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + ASSERT(ep); + if (ep->fp) + restore_nif_mfa(proc, ep, 0); + return argv[0]; +} + +/* Finalize a dirty NIF call that raised an exception. Otherwise same as + * the dirty_nif_finalizer() function. + */ +static ERL_NIF_TERM +dirty_nif_exception(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + Process* proc = env->proc; + NifExport* ep; + + ASSERT(!ERTS_SCHEDULER_IS_DIRTY(env->proc->scheduler_data)); + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + ASSERT(ep); + if (ep->fp) + restore_nif_mfa(proc, ep, 1); + return enif_make_badarg(env); +} + +/* + * Dirty NIF execution wrapper function. Invoke an application's dirty NIF, + * then check the result and schedule the appropriate finalizer function + * where needed. Also restore the original NIF MFA when appropriate. + */ +static ERL_NIF_TERM +execute_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + Process* proc = env->proc; + NativeFunPtr fp = (NativeFunPtr) proc->current[6]; + NifExport* ep; + ERL_NIF_TERM result; + + ASSERT(ERTS_SCHEDULER_IS_DIRTY(env->proc->scheduler_data)); + + /* + * Set ep->fp to NULL before the native call so we know later whether it scheduled another NIF for execution + */ + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + ASSERT(ep); + ep->fp = NULL; + result = (*fp)(env, argc, argv); + erts_smp_atomic32_read_band_mb(&proc->state, + ~(ERTS_PSFLG_DIRTY_CPU_PROC + |ERTS_PSFLG_DIRTY_IO_PROC + |ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q + |ERTS_PSFLG_DIRTY_IO_PROC_IN_Q)); + if (erts_refc_dectest(&env->mod_nif->rt_dtor_cnt, 0) == 0 && env->mod_nif->mod == NULL) + close_lib(env->mod_nif); + /* + * If no more NIFs were scheduled by the native call via + * enif_schedule_nif(), then ep->fp will still be NULL as set above, in + * which case we need to restore the original NIF calling + * context. Reuse fp essentially as a boolean for this, passing it to + * init_nif_sched_data below. Both dirty_nif_exception and + * dirty_nif_finalizer then check ep->fp to decide whether or not to + * restore the original calling context. + */ + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + ASSERT(ep); + if (ep->fp) + fp = NULL; + if (is_non_value(result)) { + if (proc->freason != TRAP) { + ASSERT(proc->freason == BADARG); + return init_nif_sched_data(env, dirty_nif_exception, fp, 0, argc, argv); + } else { + if (ep->fp == NULL) + restore_nif_mfa(proc, ep, 1); + return result; + } + } + else + return init_nif_sched_data(env, dirty_nif_finalizer, fp, 0, 1, &result); +} + +/* + * Dirty NIF scheduling wrapper function. Schedule a dirty NIF to execute + * via the execute_dirty_nif() wrapper function. The dirty scheduler thread + * type (CPU or I/O) is indicated in flags parameter. + */ +static ERTS_INLINE ERL_NIF_TERM +schedule_dirty_nif(ErlNifEnv* env, int flags, int argc, const ERL_NIF_TERM argv[]) { -#ifdef USE_THREADS erts_aint32_t state, n, a; Process* proc = env->proc; - Eterm* reg = ERTS_PROC_GET_SCHDATA(proc)->x_reg_array; - DirtyNifExport* ep = NULL; - int i; + NativeFunPtr fp = (NativeFunPtr) proc->current[6]; + NifExport* ep; + int need_save; - int chkflgs = (flags & (ERL_NIF_DIRTY_JOB_IO_BOUND|ERL_NIF_DIRTY_JOB_CPU_BOUND)); - if (chkflgs != ERL_NIF_DIRTY_JOB_IO_BOUND && chkflgs != ERL_NIF_DIRTY_JOB_CPU_BOUND) - return enif_make_badarg(env); + ASSERT(flags==ERL_NIF_DIRTY_JOB_IO_BOUND || flags==ERL_NIF_DIRTY_JOB_CPU_BOUND); a = erts_smp_atomic32_read_acqb(&proc->state); while (1) { @@ -1590,7 +1790,7 @@ enif_schedule_dirty_nif(ErlNifEnv* env, int flags, */ n &= ~(ERTS_PSFLG_DIRTY_CPU_PROC|ERTS_PSFLG_DIRTY_IO_PROC |ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q|ERTS_PSFLG_DIRTY_IO_PROC_IN_Q); - if (chkflgs == ERL_NIF_DIRTY_JOB_CPU_BOUND) + if (flags == ERL_NIF_DIRTY_JOB_CPU_BOUND) n |= ERTS_PSFLG_DIRTY_CPU_PROC; else n |= ERTS_PSFLG_DIRTY_IO_PROC; @@ -1598,85 +1798,106 @@ enif_schedule_dirty_nif(ErlNifEnv* env, int flags, if (a == state) break; } - if (!(ep = (DirtyNifExport*) ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(proc))) - alloc_proc_psd(proc, &ep); - ERTS_VBUMP_ALL_REDS(proc); - ep->exp.code[2] = argc; - for (i = 0; i < argc; i++) { - reg[i] = (Eterm) argv[i]; - } - proc->i = (BeamInstr*) ep->exp.addressv[0]; - ep->exp.code[4] = (BeamInstr) fp; - ep->m = env->mod_nif; - proc->freason = TRAP; - erts_refc_inc(&env->mod_nif->rt_dtor_cnt, 1); + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + need_save = (ep == NULL || is_non_value(ep->saved_mfa[0])); + return init_nif_sched_data(env, execute_dirty_nif, fp, need_save, argc, argv); +} - return THE_NON_VALUE; -#else - return (*fp)(env, argc, argv); -#endif +static ERL_NIF_TERM +schedule_dirty_io_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + return schedule_dirty_nif(env, ERL_NIF_DIRTY_JOB_IO_BOUND, argc, argv); +} + +static ERL_NIF_TERM +schedule_dirty_cpu_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + return schedule_dirty_nif(env, ERL_NIF_DIRTY_JOB_CPU_BOUND, argc, argv); +} + +#endif /* ERTS_DIRTY_SCHEDULERS */ + +/* + * NIF execution wrapper used by enif_schedule_nif() for regular NIFs. It + * calls the actual NIF, restores original NIF MFA if necessary, and + * then returns the NIF result. + */ +static ERL_NIF_TERM +execute_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + Process* proc = env->proc; + NativeFunPtr fp = (NativeFunPtr) proc->current[6]; + NifExport* ep; + ERL_NIF_TERM result; + + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + ASSERT(ep); + ep->fp = NULL; + result = (*fp)(env, argc, argv); + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + ASSERT(ep); + /* + * If no NIFs were scheduled by the native call via + * enif_schedule_nif(), then ep->fp will still be NULL as set above, in + * which case we need to restore the original NIF MFA. + */ + if (ep->fp == NULL) + restore_nif_mfa(proc, ep, is_non_value(result) && proc->freason != TRAP); + return result; } ERL_NIF_TERM -enif_schedule_dirty_nif_finalizer(ErlNifEnv* env, ERL_NIF_TERM result, - ERL_NIF_TERM (*fp)(ErlNifEnv*, ERL_NIF_TERM)) +enif_schedule_nif(ErlNifEnv* env, const char* fun_name, int flags, + ERL_NIF_TERM (*fp)(ErlNifEnv*, int, const ERL_NIF_TERM[]), + int argc, const ERL_NIF_TERM argv[]) { -#ifdef USE_THREADS Process* proc = env->proc; - Eterm* reg = ERTS_PROC_GET_SCHDATA(proc)->x_reg_array; - DirtyNifExport* ep; + NifExport* ep; + ERL_NIF_TERM fun_name_atom, result; + int need_save; - erts_smp_atomic32_read_band_mb(&proc->state, - ~(ERTS_PSFLG_DIRTY_CPU_PROC - |ERTS_PSFLG_DIRTY_IO_PROC - |ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q - |ERTS_PSFLG_DIRTY_IO_PROC_IN_Q)); - if (!(ep = (DirtyNifExport*) ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(proc))) - alloc_proc_psd(proc, &ep); - ERTS_VBUMP_ALL_REDS(proc); - ep->exp.code[2] = 2; - reg[0] = (Eterm) result; -#if HAVE_INT64 && SIZEOF_LONG != 8 - ASSERT(sizeof(fp) <= sizeof(ErlNifUInt64)); - reg[1] = (Eterm) enif_make_uint64(env, (ErlNifUInt64) fp); -#else - ASSERT(sizeof(fp) <= sizeof(unsigned long)); - reg[1] = (Eterm) enif_make_ulong(env, (unsigned long) fp); -#endif - proc->i = (BeamInstr*) ep->exp.addressv[0]; - ep->exp.code[4] = (BeamInstr) execute_dirty_nif_finalizer; - proc->freason = TRAP; + if (argc > MAX_ARG) + return enif_make_badarg(env); + fun_name_atom = enif_make_atom(env, fun_name); + if (enif_is_exception(env, fun_name_atom)) + return fun_name_atom; - return THE_NON_VALUE; + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + need_save = (ep == NULL || is_non_value(ep->saved_mfa[0])); + + if (flags) { +#ifdef ERTS_DIRTY_SCHEDULERS + NativeFunPtr sched_fun; + int chkflgs = (flags & (ERL_NIF_DIRTY_JOB_IO_BOUND|ERL_NIF_DIRTY_JOB_CPU_BOUND)); + if (chkflgs == ERL_NIF_DIRTY_JOB_IO_BOUND) + sched_fun = schedule_dirty_io_nif; + else if (chkflgs == ERL_NIF_DIRTY_JOB_CPU_BOUND) + sched_fun = schedule_dirty_cpu_nif; + else + return enif_make_badarg(env); + result = init_nif_sched_data(env, sched_fun, fp, need_save, argc, argv); #else - return (*fp)(env, result); + return enif_make_badarg(env); #endif -} + } + else + result = init_nif_sched_data(env, execute_nif, fp, need_save, argc, argv); -/* A simple finalizer that just returns its result argument */ -ERL_NIF_TERM -enif_dirty_nif_finalizer(ErlNifEnv* env, ERL_NIF_TERM result) -{ + ep = (NifExport*) ERTS_PROC_GET_NIF_TRAP_EXPORT(proc); + ASSERT(ep); + ep->exp.code[1] = (BeamInstr) fun_name_atom; return result; } +#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT + int enif_is_on_dirty_scheduler(ErlNifEnv* env) { return ERTS_SCHEDULER_IS_DIRTY(env->proc->scheduler_data); } -int -enif_have_dirty_schedulers() -{ -#ifdef USE_THREADS - return 1; -#else - return 0; -#endif -} - #endif /* ERL_NIF_DIRTY_SCHEDULER_SUPPORT */ /* Maps */ @@ -1983,6 +2204,35 @@ static Eterm load_nif_error(Process* p, const char* atom, const char* format, .. return ret; } +/* + * The function below is for looping through ErlNifFunc arrays, helping + * provide backwards compatibility across the version 2.7 change that added + * the "flags" field to ErlNifFunc. + */ +static ErlNifFunc* next_func(ErlNifEntry* entry, int* incrp, ErlNifFunc* func) +{ + ASSERT(incrp); + if (!*incrp) { + if (entry->major > 2 || (entry->major == 2 && entry->minor >= 7)) + *incrp = sizeof(ErlNifFunc); + else { + /* + * ErlNifFuncV1 below is what ErlNifFunc was before the + * addition of the flags field for 2.7, and is needed to handle + * backward compatibility. + */ + typedef struct { + const char* name; + unsigned arity; + ERL_NIF_TERM (*fptr)(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); + }ErlNifFuncV1; + *incrp = sizeof(ErlNifFuncV1); + } + } + return (ErlNifFunc*) ((char*)func + *incrp); +} + + BIF_RETTYPE load_nif_2(BIF_ALIST_2) { static const char bad_lib[] = "bad_lib"; @@ -2092,22 +2342,48 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) } else { /*erts_fprintf(stderr, "Found module %T\r\n", mod_atom);*/ - + + int maybe_dirty_nifs = ((entry->major > 2 || (entry->major == 2 && entry->minor >= 7)) + && (entry->options & ERL_NIF_DIRTY_NIF_OPTION)); + int incr = 0; + ErlNifFunc* f = entry->funcs; for (i=0; i < entry->num_of_funcs && ret==am_ok; i++) { BeamInstr** code_pp; - ErlNifFunc* f = &entry->funcs[i]; if (!erts_atom_get(f->name, sys_strlen(f->name), &f_atom, ERTS_ATOM_ENC_LATIN1) || (code_pp = get_func_pp(mod->curr.code, f_atom, f->arity))==NULL) { ret = load_nif_error(BIF_P,bad_lib,"Function not found %T:%s/%u", mod_atom, f->name, f->arity); - } - else if (code_pp[1] - code_pp[0] < (5+3)) { + } + else if (maybe_dirty_nifs && f->flags) { + /* + * If the flags field is non-zero and this emulator was + * built with dirty scheduler support, check that the flags + * value is legal. But if this emulator was built without + * dirty scheduler support, treat a non-zero flags field as + * a load error. + */ +#ifdef ERTS_DIRTY_SCHEDULERS + if (f->flags != ERL_NIF_DIRTY_JOB_IO_BOUND && f->flags != ERL_NIF_DIRTY_JOB_CPU_BOUND) + ret = load_nif_error(BIF_P, bad_lib, "Illegal flags field value %d for NIF %T:%s/%u", + f->flags, mod_atom, f->name, f->arity); +#else + ret = load_nif_error(BIF_P, bad_lib, "NIF %T:%s/%u requires a runtime with dirty scheduler support.", + mod_atom, f->name, f->arity); +#endif + } +#ifdef ERTS_DIRTY_SCHEDULERS + else if (code_pp[1] - code_pp[0] < (5+4)) +#else + else if (code_pp[1] - code_pp[0] < (5+3)) +#endif + { ret = load_nif_error(BIF_P,bad_lib,"No explicit call to load_nif" - " in module (%T:%s/%u to small)", - mod_atom, entry->funcs[i].name, entry->funcs[i].arity); + " in module (%T:%s/%u too small)", + mod_atom, f->name, f->arity); } /*erts_fprintf(stderr, "Found NIF %T:%s/%u\r\n", - mod_atom, entry->funcs[i].name, entry->funcs[i].arity);*/ + mod_atom, f->name, f->arity);*/ + f = next_func(entry, &incr, f); } } @@ -2133,7 +2409,8 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) * is deprecated and was only ment as a development feature not to * be used in production systems. (See warning below) */ - int k; + int k, old_incr = 0; + ErlNifFunc* old_func; lib->priv_data = mod->curr.nif->priv_data; ASSERT(mod->curr.nif->entry != NULL); @@ -2142,13 +2419,16 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) goto error; } /* Check that no NIF is removed */ + old_func = mod->curr.nif->entry->funcs; for (k=0; k < mod->curr.nif->entry->num_of_funcs; k++) { - ErlNifFunc* old_func = &mod->curr.nif->entry->funcs[k]; + int incr = 0; + ErlNifFunc* f = entry->funcs; for (i=0; i < entry->num_of_funcs; i++) { - if (old_func->arity == entry->funcs[i].arity - && sys_strcmp(old_func->name, entry->funcs[i].name) == 0) { + if (old_func->arity == f->arity + && sys_strcmp(old_func->name, f->name) == 0) { break; } + f = next_func(entry, &incr, f); } if (i == entry->num_of_funcs) { ret = load_nif_error(BIF_P,reload,"Reloaded library missing " @@ -2156,7 +2436,8 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) old_func->name, old_func->arity); goto error; } - } + old_func = next_func(mod->curr.nif->entry, &old_incr, old_func); + } erts_pre_nif(&env, BIF_P, lib); veto = entry->reload(&env, &lib->priv_data, BIF_ARG_2); erts_post_nif(&env); @@ -2203,13 +2484,17 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) /* ** Everything ok, patch the beam code with op_call_nif */ - mod->curr.nif = lib; + + int incr = 0; + ErlNifFunc* f = entry->funcs; + + mod->curr.nif = lib; for (i=0; i < entry->num_of_funcs; i++) { BeamInstr* code_ptr; - erts_atom_get(entry->funcs[i].name, sys_strlen(entry->funcs[i].name), &f_atom, ERTS_ATOM_ENC_LATIN1); - code_ptr = *get_func_pp(mod->curr.code, f_atom, entry->funcs[i].arity); - + erts_atom_get(f->name, sys_strlen(f->name), &f_atom, ERTS_ATOM_ENC_LATIN1); + code_ptr = *get_func_pp(mod->curr.code, f_atom, f->arity); + if (code_ptr[1] == 0) { code_ptr[5+0] = (BeamInstr) BeamOp(op_call_nif); } @@ -2217,10 +2502,21 @@ BIF_RETTYPE load_nif_2(BIF_ALIST_2) GenericBp* g = (GenericBp *) code_ptr[1]; ASSERT(code_ptr[5+0] == (BeamInstr) BeamOp(op_i_generic_breakpoint)); - g->orig_instr = (BeamInstr) BeamOp(op_call_nif); - } - code_ptr[5+1] = (BeamInstr) entry->funcs[i].fptr; + g->orig_instr = (BeamInstr) BeamOp(op_call_nif); + } + if ((entry->major > 2 || (entry->major == 2 && entry->minor >= 7)) + && (entry->options & ERL_NIF_DIRTY_NIF_OPTION) && f->flags) { +#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT + code_ptr[5+3] = (BeamInstr) f->fptr; + code_ptr[5+1] = (f->flags == ERL_NIF_DIRTY_JOB_IO_BOUND) ? + (BeamInstr) schedule_dirty_io_nif : + (BeamInstr) schedule_dirty_cpu_nif; +#endif + } + else + code_ptr[5+1] = (BeamInstr) f->fptr; code_ptr[5+2] = (BeamInstr) lib; + f = next_func(entry, &incr, f); } } else { diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h index 5b93c2398e..849024453c 100644 --- a/erts/emulator/beam/erl_nif.h +++ b/erts/emulator/beam/erl_nif.h @@ -42,9 +42,13 @@ ** 2.5: R17 Maps API additions ** 2.6: R17 with maps ** R17 dirty schedulers +** 2.7: 17.3 add enif_schedule_nif +** remove enif_schedule_dirty_nif, enif_schedule_dirty_nif_finalizer, enif_dirty_nif_finalizer +** add ErlNifEntry options +** add ErlNifFunc flags */ #define ERL_NIF_MAJOR_VERSION 2 -#define ERL_NIF_MINOR_VERSION 6 +#define ERL_NIF_MINOR_VERSION 7 /* * The emulator will refuse to load a nif-lib with a major version @@ -125,8 +129,10 @@ typedef struct const char* name; unsigned arity; ERL_NIF_TERM (*fptr)(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]); + unsigned flags; }ErlNifFunc; + typedef struct enif_entry_t { int major; @@ -139,8 +145,11 @@ typedef struct enif_entry_t int (*upgrade)(ErlNifEnv*, void** priv_data, void** old_priv_data, ERL_NIF_TERM load_info); void (*unload) (ErlNifEnv*, void* priv_data); const char* vm_variant; + unsigned options; }ErlNifEntry; +/* Field bits for ErlNifEntry options */ +#define ERL_NIF_DIRTY_NIF_OPTION 1 typedef struct @@ -243,6 +252,11 @@ extern TWinDynNifCallbacks WinDynNifCallbacks; # endif #endif +#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT +# define ERL_NIF_ENTRY_OPTIONS ERL_NIF_DIRTY_NIF_OPTION +#else +# define ERL_NIF_ENTRY_OPTIONS 0 +#endif #ifdef __cplusplus } @@ -268,7 +282,8 @@ ERL_NIF_INIT_DECL(NAME) \ sizeof(FUNCS) / sizeof(*FUNCS), \ FUNCS, \ LOAD, RELOAD, UPGRADE, UNLOAD, \ - ERL_NIF_VM_VARIANT \ + ERL_NIF_VM_VARIANT, \ + ERL_NIF_ENTRY_OPTIONS \ }; \ ERL_NIF_INIT_BODY; \ return &entry; \ diff --git a/erts/emulator/beam/erl_nif_api_funcs.h b/erts/emulator/beam/erl_nif_api_funcs.h index d7c554e60b..630cefae93 100644 --- a/erts/emulator/beam/erl_nif_api_funcs.h +++ b/erts/emulator/beam/erl_nif_api_funcs.h @@ -22,7 +22,7 @@ #endif /* -** WARNING: add new ERL_NIF_API_FUNC_DECL entries at the bottom of the list +** WARNING: Add new ERL_NIF_API_FUNC_DECL entries at the bottom of the list ** to keep compatibility on Windows!!! ** ** And don't forget to increase ERL_NIF_MINOR_VERSION in erl_nif.h @@ -141,14 +141,6 @@ ERL_NIF_API_FUNC_DECL(int,enif_is_number,(ErlNifEnv*, ERL_NIF_TERM term)); ERL_NIF_API_FUNC_DECL(void*,enif_dlopen,(const char* lib, void (*err_handler)(void*,const char*), void* err_arg)); ERL_NIF_API_FUNC_DECL(void*,enif_dlsym,(void* handle, const char* symbol, void (*err_handler)(void*,const char*), void* err_arg)); ERL_NIF_API_FUNC_DECL(int,enif_consume_timeslice,(ErlNifEnv*, int percent)); -#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT -ERL_NIF_API_FUNC_DECL(ERL_NIF_TERM,enif_schedule_dirty_nif,(ErlNifEnv*,int,ERL_NIF_TERM (*)(ErlNifEnv*,int,const ERL_NIF_TERM[]),int,const ERL_NIF_TERM[])); -ERL_NIF_API_FUNC_DECL(ERL_NIF_TERM,enif_schedule_dirty_nif_finalizer,(ErlNifEnv*,ERL_NIF_TERM,ERL_NIF_TERM (*)(ErlNifEnv*,ERL_NIF_TERM))); -ERL_NIF_API_FUNC_DECL(ERL_NIF_TERM,enif_dirty_nif_finalizer,(ErlNifEnv*,ERL_NIF_TERM)); -ERL_NIF_API_FUNC_DECL(int,enif_is_on_dirty_scheduler,(ErlNifEnv*)); -ERL_NIF_API_FUNC_DECL(int,enif_have_dirty_schedulers,(void)); -#endif - ERL_NIF_API_FUNC_DECL(int, enif_is_map, (ErlNifEnv* env, ERL_NIF_TERM term)); ERL_NIF_API_FUNC_DECL(int, enif_get_map_size, (ErlNifEnv* env, ERL_NIF_TERM term, size_t *size)); ERL_NIF_API_FUNC_DECL(ERL_NIF_TERM, enif_make_new_map, (ErlNifEnv* env)); @@ -163,12 +155,22 @@ ERL_NIF_API_FUNC_DECL(int, enif_map_iterator_is_tail, (ErlNifEnv *env, ErlNifMap ERL_NIF_API_FUNC_DECL(int, enif_map_iterator_next, (ErlNifEnv *env, ErlNifMapIterator *iter)); ERL_NIF_API_FUNC_DECL(int, enif_map_iterator_prev, (ErlNifEnv *env, ErlNifMapIterator *iter)); ERL_NIF_API_FUNC_DECL(int, enif_map_iterator_get_pair, (ErlNifEnv *env, ErlNifMapIterator *iter, ERL_NIF_TERM *key, ERL_NIF_TERM *value)); - +ERL_NIF_API_FUNC_DECL(ERL_NIF_TERM,enif_schedule_nif,(ErlNifEnv*,const char*,int,ERL_NIF_TERM (*)(ErlNifEnv*,int,const ERL_NIF_TERM[]),int,const ERL_NIF_TERM[])); /* -** Add new entries here to keep compatibility on Windows!!! +** ADD NEW ENTRIES HERE (before this comment) !!! */ + + +/* + * Conditional EXPERIMENTAL stuff always last. + * Must be moved up and made unconditional to support binary backward + * compatibility on Windows. + */ +#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT +ERL_NIF_API_FUNC_DECL(int,enif_is_on_dirty_scheduler,(ErlNifEnv*)); #endif +#endif /* ERL_NIF_API_FUNC_DECL */ /* ** Please keep the ERL_NIF_API_FUNC_MACRO list below in the same order @@ -282,21 +284,12 @@ ERL_NIF_API_FUNC_DECL(int, enif_map_iterator_get_pair, (ErlNifEnv *env, ErlNifMa # define enif_make_int64 ERL_NIF_API_FUNC_MACRO(enif_make_int64) # define enif_make_uint64 ERL_NIF_API_FUNC_MACRO(enif_make_uint64) #endif - # define enif_is_exception ERL_NIF_API_FUNC_MACRO(enif_is_exception) # define enif_make_reverse_list ERL_NIF_API_FUNC_MACRO(enif_make_reverse_list) # define enif_is_number ERL_NIF_API_FUNC_MACRO(enif_is_number) # define enif_dlopen ERL_NIF_API_FUNC_MACRO(enif_dlopen) # define enif_dlsym ERL_NIF_API_FUNC_MACRO(enif_dlsym) # define enif_consume_timeslice ERL_NIF_API_FUNC_MACRO(enif_consume_timeslice) -#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT -# define enif_schedule_dirty_nif ERL_NIF_API_FUNC_MACRO(enif_schedule_dirty_nif) -# define enif_schedule_dirty_nif_finalizer ERL_NIF_API_FUNC_MACRO(enif_schedule_dirty_nif_finalizer) -# define enif_dirty_nif_finalizer ERL_NIF_API_FUNC_MACRO(enif_dirty_nif_finalizer) -# define enif_is_on_dirty_scheduler ERL_NIF_API_FUNC_MACRO(enif_is_on_dirty_scheduler) -# define enif_have_dirty_schedulers ERL_NIF_API_FUNC_MACRO(enif_have_dirty_schedulers) -#endif - # define enif_is_map ERL_NIF_API_FUNC_MACRO(enif_is_map) # define enif_get_map_size ERL_NIF_API_FUNC_MACRO(enif_get_map_size) # define enif_make_new_map ERL_NIF_API_FUNC_MACRO(enif_make_new_map) @@ -311,11 +304,21 @@ ERL_NIF_API_FUNC_DECL(int, enif_map_iterator_get_pair, (ErlNifEnv *env, ErlNifMa # define enif_map_iterator_next ERL_NIF_API_FUNC_MACRO(enif_map_iterator_next) # define enif_map_iterator_prev ERL_NIF_API_FUNC_MACRO(enif_map_iterator_prev) # define enif_map_iterator_get_pair ERL_NIF_API_FUNC_MACRO(enif_map_iterator_get_pair) +# define enif_schedule_nif ERL_NIF_API_FUNC_MACRO(enif_schedule_nif) /* -** Add new entries here +** ADD NEW ENTRIES HERE (before this comment) */ + +/* + * Conditional EXPERIMENTAL stuff always last + * Must be moved up and made unconditional to support binary backward + * compatibility on Windows. + */ +#ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT +# define enif_is_on_dirty_scheduler ERL_NIF_API_FUNC_MACRO(enif_is_on_dirty_scheduler) #endif +#endif /* ERL_NIF_API_FUNC_MACRO */ #if defined(__GNUC__) && !(defined(__WIN32__) || defined(_WIN32) || defined(_WIN32_)) diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index 31d9a1e26e..2aa0a27197 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -32,6 +32,7 @@ #include "global.h" #include "erl_port_task.h" #include "dist.h" +#include "erl_check_io.h" #include "dtrace-wrapper.h" #include <stdarg.h> @@ -68,6 +69,13 @@ static void chk_task_queues(Port *pp, ErtsPortTask *execq, int processing_busy_q #define DTRACE_DRIVER(PROBE_NAME, PP) do {} while(0) #endif +#define ERTS_SMP_LC_VERIFY_RQ(RQ, PP) \ + do { \ + ERTS_SMP_LC_ASSERT(erts_smp_lc_runq_is_locked(runq)); \ + ERTS_SMP_LC_ASSERT((RQ) == ((ErtsRunQueue *) \ + erts_smp_atomic_read_nob(&(PP)->run_queue))); \ + } while (0) + erts_smp_atomic_t erts_port_task_outstanding_io_tasks; #define ERTS_PT_STATE_SCHEDULED 0 @@ -543,6 +551,16 @@ reset_handle(ErtsPortTask *ptp) } static ERTS_INLINE void +reset_executed_io_task_handle(ErtsPortTask *ptp) +{ + if (ptp->u.alive.handle) { + ASSERT(ptp == handle2task(ptp->u.alive.handle)); + erts_io_notify_port_task_executed(ptp->u.alive.handle); + reset_port_task_handle(ptp->u.alive.handle); + } +} + +static ERTS_INLINE void set_handle(ErtsPortTask *ptp, ErtsPortTaskHandle *pthp) { ptp->u.alive.handle = pthp; @@ -798,12 +816,13 @@ schedule_port_task_handle_list_free(ErtsPortTaskHandleList *pthlp) static ERTS_INLINE void abort_nosuspend_task(Port *pp, ErtsPortTaskType type, - ErtsPortTaskTypeData *tdp) + ErtsPortTaskTypeData *tdp, + int bpq_data) { ASSERT(type == ERTS_PORT_TASK_PROC_SIG); - if (!pp->sched.taskq.bpq) + if (!bpq_data) tdp->psig.callback(NULL, ERTS_PORT_SFLG_INVALID, ERTS_PROC2PORT_SIG_ABORT_NOSUSPEND, @@ -991,6 +1010,7 @@ static ERTS_INLINE int finalize_exec(Port *pp, ErtsPortTask **execq, int processing_busy_q) { erts_aint32_t act; + unsigned int prof_runnable_ports; if (!processing_busy_q) pp->sched.taskq.local.first = *execq; @@ -1007,6 +1027,10 @@ finalize_exec(Port *pp, ErtsPortTask **execq, int processing_busy_q) if (act & ERTS_PTS_FLG_CHK_UNSET_BUSY_PORT_Q) act = check_unset_busy_port_q(pp, act, pp->sched.taskq.bpq); + prof_runnable_ports = erts_system_profile_flags.runnable_ports; + if (prof_runnable_ports) + erts_port_task_sched_lock(&pp->sched); + while (1) { erts_aint32_t new, exp; @@ -1018,12 +1042,24 @@ finalize_exec(Port *pp, ErtsPortTask **execq, int processing_busy_q) act = erts_smp_atomic32_cmpxchg_relb(&pp->sched.flags, new, exp); - ASSERT(!(act & ERTS_PTS_FLG_IN_RUNQ)); + ERTS_LC_ASSERT(!(act & ERTS_PTS_FLG_IN_RUNQ)); + ERTS_LC_ASSERT(!(act & ERTS_PTS_FLG_EXEC_IMM)); if (exp == act) break; } + if (prof_runnable_ports | IS_TRACED_FL(pp, F_TRACE_SCHED_PORTS)) { + /* trace port scheduling, out */ + if (IS_TRACED_FL(pp, F_TRACE_SCHED_PORTS)) + trace_sched_ports(pp, am_out); + if (prof_runnable_ports) { + if (!(act & (ERTS_PTS_FLG_EXEC_IMM|ERTS_PTS_FLG_HAVE_TASKS))) + profile_runnable_port(pp, am_inactive); + erts_port_task_sched_unlock(&pp->sched); + } + } + return (act & ERTS_PTS_FLG_HAVE_TASKS) != 0; } @@ -1345,7 +1381,7 @@ erts_port_task_abort_nosuspend_tasks(Port *pp) #endif schedule_port_task_handle_list_free(pthlp); - abort_nosuspend_task(pp, type, &td); + abort_nosuspend_task(pp, type, &td, pp->sched.taskq.bpq != NULL); } } @@ -1369,11 +1405,9 @@ erts_port_task_schedule(Eterm id, Port *pp; ErtsPortTask *ptp = NULL; erts_aint32_t act, add_flags; + unsigned int prof_runnable_ports; - if (pthp && erts_port_task_is_scheduled(pthp)) { - ASSERT(0); - erts_port_task_abort(pthp); - } + ERTS_LC_ASSERT(!pthp || !erts_port_task_is_scheduled(pthp)); ASSERT(is_internal_port(id)); @@ -1457,6 +1491,10 @@ erts_port_task_schedule(Eterm id, if (ns_pthlp) add_flags |= ERTS_PTS_FLG_HAVE_NS_TASKS; + prof_runnable_ports = erts_system_profile_flags.runnable_ports; + if (prof_runnable_ports) + erts_port_task_sched_lock(&pp->sched); + while (1) { erts_aint32_t new, exp; @@ -1481,6 +1519,13 @@ erts_port_task_schedule(Eterm id, goto done; /* Died after our task insert... */ } + if (prof_runnable_ports) { + if (!(act & ERTS_PTS_FLG_EXEC_IMM)) + profile_runnable_port(pp, am_active); + erts_port_task_sched_unlock(&pp->sched); + prof_runnable_ports = 0; + } + /* Enqueue port on run-queue */ runq = erts_port_runq(pp); @@ -1489,8 +1534,10 @@ erts_port_task_schedule(Eterm id, #ifdef ERTS_SMP xrunq = erts_check_emigration_need(runq, ERTS_PORT_PRIO_LEVEL); + ERTS_SMP_LC_ASSERT(runq != xrunq); + ERTS_SMP_LC_VERIFY_RQ(runq, pp); if (xrunq) { - /* Port emigrated ... */ + /* Emigrate port ... */ erts_smp_atomic_set_nob(&pp->run_queue, (erts_aint_t) xrunq); erts_smp_runq_unlock(runq); runq = erts_port_runq(pp); @@ -1500,10 +1547,6 @@ erts_port_task_schedule(Eterm id, #endif enqueue_port(runq, pp); - - if (erts_system_profile_flags.runnable_ports) { - profile_runnable_port(pp, am_active); - } erts_smp_runq_unlock(runq); @@ -1511,6 +1554,9 @@ erts_port_task_schedule(Eterm id, done: + if (prof_runnable_ports) + erts_port_task_sched_unlock(&pp->sched); + #ifdef ERTS_SMP if (dhndl != ERTS_THR_PRGR_DHANDLE_MANAGED) erts_port_dec_refc(pp); @@ -1525,7 +1571,7 @@ abort_nosuspend: erts_port_dec_refc(pp); #endif - abort_nosuspend_task(pp, ptp->type, &ptp->u.alive.td); + abort_nosuspend_task(pp, ptp->type, &ptp->u.alive.td, 0); ASSERT(ns_pthlp); erts_free(ERTS_ALC_T_PT_HNDL_LIST, ns_pthlp); @@ -1609,6 +1655,8 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) goto done; } + ERTS_SMP_LC_VERIFY_RQ(runq, pp); + erts_smp_runq_unlock(runq); *curr_port_pp = pp; @@ -1659,8 +1707,6 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) goto aborted_port_task; } - reset_handle(ptp); - if (erts_system_monitor_long_schedule != 0) { start_time = erts_timestamp_millis(); } @@ -1671,6 +1717,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) switch (ptp->type) { case ERTS_PORT_TASK_TIMEOUT: + reset_handle(ptp); reds = ERTS_PORT_REDS_TIMEOUT; if (!(state & ERTS_PORT_SFLGS_DEAD)) { DTRACE_DRIVER(driver_timeout, pp); @@ -1685,6 +1732,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) for input and output */ (*pp->drv_ptr->ready_input)((ErlDrvData) pp->drv_data, ptp->u.alive.td.io.event); + reset_executed_io_task_handle(ptp); io_tasks_executed++; break; case ERTS_PORT_TASK_OUTPUT: @@ -1693,6 +1741,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) DTRACE_DRIVER(driver_ready_output, pp); (*pp->drv_ptr->ready_output)((ErlDrvData) pp->drv_data, ptp->u.alive.td.io.event); + reset_executed_io_task_handle(ptp); io_tasks_executed++; break; case ERTS_PORT_TASK_EVENT: @@ -1702,10 +1751,12 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) (*pp->drv_ptr->event)((ErlDrvData) pp->drv_data, ptp->u.alive.td.io.event, ptp->u.alive.td.io.event_data); + reset_executed_io_task_handle(ptp); io_tasks_executed++; break; case ERTS_PORT_TASK_PROC_SIG: { ErtsProc2PortSigData *sigdp = &ptp->u.alive.td.psig.data; + reset_handle(ptp); ASSERT((state & ERTS_PORT_SFLGS_DEAD) == 0); if (!pp->sched.taskq.bpq) reds = ptp->u.alive.td.psig.callback(pp, @@ -1723,6 +1774,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) break; } case ERTS_PORT_TASK_DIST_CMD: + reset_handle(ptp); reds = erts_dist_command(pp, CONTEXT_REDS - pp->reds); break; default: @@ -1765,10 +1817,6 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) erts_unblock_fpe(fpe_was_unmasked); - /* trace port scheduling, out */ - if (IS_TRACED_FL(pp, F_TRACE_SCHED_PORTS)) { - trace_sched_ports(pp, am_out); - } if (io_tasks_executed) { ASSERT(erts_smp_atomic_read_nob(&erts_port_task_outstanding_io_tasks) @@ -1791,11 +1839,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) erts_smp_runq_lock(runq); - if (!active) { - if (erts_system_profile_flags.runnable_ports) - profile_runnable_port(pp, am_inactive); - } - else { + if (active) { #ifdef ERTS_SMP ErtsRunQueue *xrunq; #endif @@ -1804,6 +1848,8 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) #ifdef ERTS_SMP xrunq = erts_check_emigration_need(runq, ERTS_PORT_PRIO_LEVEL); + ERTS_SMP_LC_ASSERT(runq != xrunq); + ERTS_SMP_LC_VERIFY_RQ(runq, pp); if (!xrunq) { #endif enqueue_port(runq, pp); @@ -1811,7 +1857,7 @@ erts_port_task_execute(ErtsRunQueue *runq, Port **curr_port_pp) #ifdef ERTS_SMP } else { - /* Port emigrated ... */ + /* Emigrate port... */ erts_smp_atomic_set_nob(&pp->run_queue, (erts_aint_t) xrunq); erts_smp_runq_unlock(runq); diff --git a/erts/emulator/beam/erl_port_task.h b/erts/emulator/beam/erl_port_task.h index 1d30465ec9..406cd3c492 100644 --- a/erts/emulator/beam/erl_port_task.h +++ b/erts/emulator/beam/erl_port_task.h @@ -78,6 +78,7 @@ extern erts_smp_atomic_t erts_port_task_outstanding_io_tasks; #define ERTS_PTS_FLG_PARALLELISM (((erts_aint32_t) 1) << 9) #define ERTS_PTS_FLG_FORCE_SCHED (((erts_aint32_t) 1) << 10) #define ERTS_PTS_FLG_EXITING (((erts_aint32_t) 1) << 11) +#define ERTS_PTS_FLG_EXEC_IMM (((erts_aint32_t) 1) << 12) #define ERTS_PTS_FLGS_BUSY \ (ERTS_PTS_FLG_BUSY_PORT | ERTS_PTS_FLG_BUSY_PORT_Q) @@ -87,6 +88,7 @@ extern erts_smp_atomic_t erts_port_task_outstanding_io_tasks; | ERTS_PTS_FLG_HAVE_BUSY_TASKS \ | ERTS_PTS_FLG_HAVE_TASKS \ | ERTS_PTS_FLG_EXEC \ + | ERTS_PTS_FLG_EXEC_IMM \ | ERTS_PTS_FLG_FORCE_SCHED \ | ERTS_PTS_FLG_EXITING) @@ -154,7 +156,7 @@ erts_port_task_handle_init(ErtsPortTaskHandle *pthp) ERTS_GLB_INLINE int erts_port_task_is_scheduled(ErtsPortTaskHandle *pthp) { - return ((void *) erts_smp_atomic_read_nob(pthp)) != NULL; + return ((void *) erts_smp_atomic_read_acqb(pthp)) != NULL; } ERTS_GLB_INLINE void erts_port_task_pre_init_sched(ErtsPortTaskSched *ptsp, diff --git a/erts/emulator/beam/erl_printf_term.c b/erts/emulator/beam/erl_printf_term.c index d18760dc43..1a0c7a9fc9 100644 --- a/erts/emulator/beam/erl_printf_term.c +++ b/erts/emulator/beam/erl_printf_term.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2005-2013. All Rights Reserved. + * Copyright Ericsson AB 2005-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -25,6 +25,7 @@ #include "sys.h" #include "big.h" #include "erl_map.h" +#include "erl_binary.h" #define PRINT_CHAR(CNT, FN, ARG, C) \ do { \ @@ -138,6 +139,25 @@ is_printable_string(Eterm list, Eterm* base) return 0; } +static int is_printable_ascii(byte* bytep, Uint bytesize, Uint bitoffs) +{ + if (!bitoffs) { + while (bytesize--) { + if (*bytep < ' ' || *bytep >= 127) + return 0; + bytep++; + } + } else { + while (bytesize--) { + byte octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs)); + if (octet < ' ' || octet >= 127) + return 0; + bytep++; + } + } + return 1; +} + /* print a atom doing what quoting is necessary */ static int print_atom_name(fmtfn_t fn, void* arg, Eterm atom, long *dcount) { @@ -446,13 +466,65 @@ print_term(fmtfn_t fn, void* arg, Eterm obj, long *dcount, PRINT_STRING(res, fn, arg, "#MatchState"); } else { - ProcBin* pb = (ProcBin *) binary_val(wobj); - if (pb->size == 1) - PRINT_STRING(res, fn, arg, "<<1 byte>>"); - else { + byte* bytep; + Uint bytesize = binary_size_rel(obj,obj_base); + Uint bitoffs; + Uint bitsize; + byte octet; + ERTS_GET_BINARY_BYTES_REL(obj, bytep, bitoffs, bitsize, obj_base); + + if (bitsize || !bytesize + || !is_printable_ascii(bytep, bytesize, bitoffs)) { + int is_first = 1; PRINT_STRING(res, fn, arg, "<<"); - PRINT_UWORD(res, fn, arg, 'u', 0, 1, (ErlPfUWord) pb->size); - PRINT_STRING(res, fn, arg, " bytes>>"); + while (bytesize) { + if (is_first) + is_first = 0; + else + PRINT_CHAR(res, fn, arg, ','); + if (bitoffs) + octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs)); + else + octet = bytep[0]; + PRINT_UWORD(res, fn, arg, 'u', 0, 1, octet); + ++bytep; + --bytesize; + } + if (bitsize) { + Uint bits = bitoffs + bitsize; + octet = bytep[0]; + if (bits < 8) + octet >>= 8 - bits; + else if (bits > 8) { + bits -= 8; /* bits in last byte */ + octet <<= bits; + octet |= bytep[1] >> (8 - bits); + } + octet &= (1 << bitsize) - 1; + if (is_first) + is_first = 0; + else + PRINT_CHAR(res, fn, arg, ','); + PRINT_UWORD(res, fn, arg, 'u', 0, 1, octet); + PRINT_CHAR(res, fn, arg, ':'); + PRINT_UWORD(res, fn, arg, 'u', 0, 1, bitsize); + } + PRINT_STRING(res, fn, arg, ">>"); + } + else { + PRINT_STRING(res, fn, arg, "<<\""); + while (bytesize) { + if (bitoffs) + octet = (bytep[0] << bitoffs) | (bytep[1] >> (8-bitoffs)); + else + octet = bytep[0]; + if (octet == '"') + PRINT_CHAR(res, fn, arg, '\\'); + PRINT_CHAR(res, fn, arg, octet); + ++bytep; + --bytesize; + } + PRINT_STRING(res, fn, arg, "\">>"); } } break; diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index b73f9b7f92..7b272885a7 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -148,6 +148,12 @@ extern BeamInstr beam_apply[]; extern BeamInstr beam_exit[]; extern BeamInstr beam_continue_exit[]; +#ifdef __OSE__ +/* Eager check I/O not supported on OSE yet. */ +int erts_eager_check_io = 0; +#else +int erts_eager_check_io = 1; +#endif int erts_sched_compact_load; int erts_sched_balance_util = 0; Uint erts_no_schedulers; @@ -590,12 +596,10 @@ erts_pre_init_process(void) erts_psd_required_locks[ERTS_PSD_DELAYED_GC_TASK_QS].set_locks = ERTS_PSD_DELAYED_GC_TASK_QS_SET_LOCKS; -#ifdef ERTS_DIRTY_SCHEDULERS - erts_psd_required_locks[ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT].get_locks - = ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT_GET_LOCKS; - erts_psd_required_locks[ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT].set_locks - = ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT_SET_LOCKS; -#endif + erts_psd_required_locks[ERTS_PSD_NIF_TRAP_EXPORT].get_locks + = ERTS_PSD_NIF_TRAP_EXPORT_GET_LOCKS; + erts_psd_required_locks[ERTS_PSD_NIF_TRAP_EXPORT].set_locks + = ERTS_PSD_NIF_TRAP_EXPORT_SET_LOCKS; /* Check that we have locks for all entries */ for (ix = 0; ix < ERTS_PSD_SIZE; ix++) { @@ -2211,6 +2215,9 @@ aux_work_timeout_early_init(int no_schedulers) p = (UWord) malloc((sizeof(ErtsAuxWorkTmo) + sizeof(erts_atomic32_t)*(no_schedulers+1)) + ERTS_CACHE_LINE_SIZE-1); + if (!p) { + ERTS_INTERNAL_ERROR("malloc failed to allocate memory!"); + } if (p & ERTS_CACHE_LINE_MASK) p = (p & ~ERTS_CACHE_LINE_MASK) + ERTS_CACHE_LINE_SIZE; ASSERT((p & ERTS_CACHE_LINE_MASK) == 0); @@ -2380,29 +2387,47 @@ try_set_sys_scheduling(void) #endif static ERTS_INLINE int -prepare_for_sys_schedule(ErtsSchedulerData *esdp) +prepare_for_sys_schedule(ErtsSchedulerData *esdp, int non_blocking) { + if (non_blocking && erts_eager_check_io) { #ifdef ERTS_SMP - while (!erts_port_task_have_outstanding_io_tasks() - && try_set_sys_scheduling()) { #ifdef ERTS_SCHED_ONLY_POLL_SCHED_1 - if (esdp->no != 1) { - /* If we are not scheduler 1 and ERTS_SCHED_ONLY_POLL_SCHED_1 is used - then we make sure to wake scheduler 1 */ - ErtsRunQueue *rq = ERTS_RUNQ_IX(0); - clear_sys_scheduling(); - wake_scheduler(rq); - return 0; - } + if (esdp->no != 1) { + /* If we are not scheduler 1 and ERTS_SCHED_ONLY_POLL_SCHED_1 is used + then we make sure to wake scheduler 1 */ + ErtsRunQueue *rq = ERTS_RUNQ_IX(0); + wake_scheduler(rq); + return 0; + } #endif - if (!erts_port_task_have_outstanding_io_tasks()) + return try_set_sys_scheduling(); +#else return 1; - clear_sys_scheduling(); +#endif } - return 0; + else { +#ifdef ERTS_SMP + while (!erts_port_task_have_outstanding_io_tasks() + && try_set_sys_scheduling()) { +#ifdef ERTS_SCHED_ONLY_POLL_SCHED_1 + if (esdp->no != 1) { + /* If we are not scheduler 1 and ERTS_SCHED_ONLY_POLL_SCHED_1 is used + then we make sure to wake scheduler 1 */ + ErtsRunQueue *rq = ERTS_RUNQ_IX(0); + clear_sys_scheduling(); + wake_scheduler(rq); + return 0; + } +#endif + if (!erts_port_task_have_outstanding_io_tasks()) + return 1; + clear_sys_scheduling(); + } + return 0; #else - return !erts_port_task_have_outstanding_io_tasks(); + return !erts_port_task_have_outstanding_io_tasks(); #endif + } } #ifdef ERTS_SMP @@ -2779,7 +2804,7 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) * be waiting in erl_sys_schedule() */ - if (ERTS_SCHEDULER_IS_DIRTY(esdp) || !prepare_for_sys_schedule(esdp)) { + if (ERTS_SCHEDULER_IS_DIRTY(esdp) || !prepare_for_sys_schedule(esdp, 0)) { sched_waiting(esdp->no, rq); @@ -2943,7 +2968,7 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) * Got to check that we still got I/O tasks; otherwise * we have to continue checking for I/O... */ - if (!prepare_for_sys_schedule(esdp)) { + if (!prepare_for_sys_schedule(esdp, 0)) { spincount *= ERTS_SCHED_TSE_SLEEP_SPINCOUNT_FACT; goto tse_wait; } @@ -2965,7 +2990,7 @@ scheduler_wait(int *fcalls, ErtsSchedulerData *esdp, ErtsRunQueue *rq) * Got to check that we still got I/O tasks; otherwise * we have to wait in erl_sys_schedule() after all... */ - if (!prepare_for_sys_schedule(esdp)) { + if (!prepare_for_sys_schedule(esdp, 0)) { /* * Not allowed to wait in erl_sys_schedule; * do tse wait instead... @@ -3755,17 +3780,25 @@ evacuate_run_queue(ErtsRunQueue *rq, } #ifdef ERTS_DIRTY_SCHEDULERS else if (state & ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q) { - erts_aint32_t old; - old = erts_smp_atomic32_read_band_nob(&proc->state, - ~(ERTS_PSFLG_DIRTY_CPU_PROC - | ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q)); +#ifdef DEBUG + erts_aint32_t old = +#else + (void) +#endif + erts_smp_atomic32_read_band_nob(&proc->state, + ~(ERTS_PSFLG_DIRTY_CPU_PROC + | ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q)); /* assert that no other dirty flags are set */ ASSERT(!(old & (ERTS_PSFLG_DIRTY_IO_PROC|ERTS_PSFLG_DIRTY_IO_PROC_IN_Q))); } else if (state & ERTS_PSFLG_DIRTY_IO_PROC_IN_Q) { - erts_aint32_t old; - old = erts_smp_atomic32_read_band_nob(&proc->state, - ~(ERTS_PSFLG_DIRTY_IO_PROC - | ERTS_PSFLG_DIRTY_IO_PROC_IN_Q)); +#ifdef DEBUG + erts_aint32_t old = +#else + (void) +#endif + erts_smp_atomic32_read_band_nob(&proc->state, + ~(ERTS_PSFLG_DIRTY_IO_PROC + | ERTS_PSFLG_DIRTY_IO_PROC_IN_Q)); /* assert that no other dirty flags are set */ ASSERT(!(old & (ERTS_PSFLG_DIRTY_CPU_PROC|ERTS_PSFLG_DIRTY_CPU_PROC_IN_Q))); } @@ -5874,6 +5907,9 @@ schedule_out_process(ErtsRunQueue *c_rq, erts_aint32_t state, Process *p, Proces case ERTS_ENQUEUE_NOT: if (erts_system_profile_flags.runnable_procs) { + /* Status lock prevents out of order "runnable proc" trace msgs */ + ERTS_SMP_LC_ASSERT(ERTS_PROC_LOCK_STATUS & erts_proc_lc_my_proc_locks(p)); + if (!(a & ERTS_PSFLG_ACTIVE_SYS) && (!(a & ERTS_PSFLG_ACTIVE) || (a & ERTS_PSFLG_SUSPENDED))) { @@ -5987,7 +6023,8 @@ change_proc_schedule_state(Process *p, erts_aint32_t clear_state_flags, erts_aint32_t set_state_flags, erts_aint32_t *statep, - erts_aint32_t *enq_prio_p) + erts_aint32_t *enq_prio_p, + ErtsProcLocks locks) { /* * NOTE: ERTS_PSFLG_RUNNING, ERTS_PSFLG_RUNNING_SYS and @@ -5996,6 +6033,11 @@ change_proc_schedule_state(Process *p, */ erts_aint32_t a = *statep, n; int enqueue; /* < 0 -> use proxy */ + unsigned int prof_runnable_procs = erts_system_profile_flags.runnable_procs; + unsigned int lock_status = (prof_runnable_procs + && !(locks & ERTS_PROC_LOCK_STATUS)); + + ERTS_SMP_LC_ASSERT(locks == erts_proc_lc_my_proc_locks(p)); ASSERT(!(a & ERTS_PSFLG_PROXY)); ASSERT((clear_state_flags & (ERTS_PSFLG_RUNNING @@ -6005,6 +6047,9 @@ change_proc_schedule_state(Process *p, | ERTS_PSFLG_RUNNING_SYS | ERTS_PSFLG_ACTIVE_SYS)) == 0); + if (lock_status) + erts_smp_proc_lock(p, ERTS_PROC_LOCK_STATUS); + while (1) { erts_aint32_t e; n = e = a; @@ -6040,7 +6085,9 @@ change_proc_schedule_state(Process *p, break; } - if (erts_system_profile_flags.runnable_procs) { + if (prof_runnable_procs) { + + /* Status lock prevents out of order "runnable proc" trace msgs */ if (((n & (ERTS_PSFLG_SUSPENDED | ERTS_PSFLG_ACTIVE)) == ERTS_PSFLG_ACTIVE) @@ -6053,15 +6100,18 @@ change_proc_schedule_state(Process *p, profile_runnable_proc(p, am_active); } + if (lock_status) + erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); } + *statep = a; return enqueue; } static ERTS_INLINE void -schedule_process(Process *p, erts_aint32_t in_state) +schedule_process(Process *p, erts_aint32_t in_state, ErtsProcLocks locks) { erts_aint32_t enq_prio = -1; erts_aint32_t state = in_state; @@ -6069,7 +6119,8 @@ schedule_process(Process *p, erts_aint32_t in_state) 0, ERTS_PSFLG_ACTIVE, &state, - &enq_prio); + &enq_prio, + locks); if (enqueue != ERTS_ENQUEUE_NOT) add2runq(enqueue > 0 ? p : make_proxy_proc(NULL, p, enq_prio), state, @@ -6077,16 +6128,27 @@ schedule_process(Process *p, erts_aint32_t in_state) } void -erts_schedule_process(Process *p, erts_aint32_t state) +erts_schedule_process(Process *p, erts_aint32_t state, ErtsProcLocks locks) { - schedule_process(p, state); + schedule_process(p, state, locks); } static void schedule_process_sys_task(Process *p, erts_aint32_t state, Process *proxy) { + /* + * Expects status lock to be locked when called, and + * returns with status lock unlocked... + */ erts_aint32_t a = state, n, enq_prio = -1; int enqueue; /* < 0 -> use proxy */ + unsigned int prof_runnable_procs = erts_system_profile_flags.runnable_procs; + + /* Status lock prevents out of order "runnable proc" trace msgs */ + ERTS_SMP_LC_ASSERT(ERTS_PROC_LOCK_STATUS & erts_proc_lc_my_proc_locks(p)); + + if (!prof_runnable_procs) + erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); ASSERT(!(state & ERTS_PSFLG_PROXY)); @@ -6095,7 +6157,7 @@ schedule_process_sys_task(Process *p, erts_aint32_t state, Process *proxy) n = e = a; if (a & ERTS_PSFLG_FREE) - return; /* We don't want to schedule free processes... */ + goto cleanup; /* We don't want to schedule free processes... */ enqueue = ERTS_ENQUEUE_NOT; n |= ERTS_PSFLG_ACTIVE_SYS; @@ -6108,7 +6170,7 @@ schedule_process_sys_task(Process *p, erts_aint32_t state, Process *proxy) goto cleanup; } - if (erts_system_profile_flags.runnable_procs) { + if (prof_runnable_procs) { if (!(a & (ERTS_PSFLG_ACTIVE_SYS | ERTS_PSFLG_RUNNING @@ -6118,6 +6180,8 @@ schedule_process_sys_task(Process *p, erts_aint32_t state, Process *proxy) profile_runnable_proc(p, am_active); } + erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); + prof_runnable_procs = 0; } if (enqueue != ERTS_ENQUEUE_NOT) { @@ -6132,8 +6196,14 @@ schedule_process_sys_task(Process *p, erts_aint32_t state, Process *proxy) } cleanup: + + if (prof_runnable_procs) + erts_smp_proc_unlock(p, ERTS_PROC_LOCK_STATUS); + if (proxy) free_proxy_proc(proxy); + + ERTS_SMP_LC_ASSERT(!(ERTS_PROC_LOCK_STATUS & erts_proc_lc_my_proc_locks(p))); } static ERTS_INLINE int @@ -6200,7 +6270,7 @@ suspend_process(Process *c_p, Process *p) } static ERTS_INLINE void -resume_process(Process *p) +resume_process(Process *p, ErtsProcLocks locks) { erts_aint32_t state, enq_prio = -1; int enqueue; @@ -6217,7 +6287,8 @@ resume_process(Process *p) ERTS_PSFLG_SUSPENDED, 0, &state, - &enq_prio); + &enq_prio, + locks); if (enqueue) add2runq(enqueue > 0 ? p : make_proxy_proc(NULL, p, enq_prio), state, @@ -7818,6 +7889,9 @@ erts_start_schedulers(void) #ifdef ETHR_HAVE_THREAD_NAMES opts.name = malloc(80); + if (!opts.name) { + ERTS_INTERNAL_ERROR("malloc failed to allocate memory!"); + } #endif #ifdef ERTS_SMP @@ -8030,7 +8104,8 @@ handle_pend_sync_suspend(Process *suspendee, } /* suspender is suspended waiting for suspendee to suspend; resume suspender */ - resume_process(suspender); + ASSERT(suspendee != suspender); + resume_process(suspender, ERTS_PROC_LOCK_STATUS); erts_smp_proc_unlock(suspender, ERTS_PROC_LOCK_STATUS); } } @@ -8065,7 +8140,7 @@ pid2proc_not_running(Process *c_p, ErtsProcLocks c_p_locks, ASSERT(c_p->flags & F_P2PNR_RESCHED); c_p->flags &= ~F_P2PNR_RESCHED; if (!suspend && rp) - resume_process(rp); + resume_process(rp, rp_locks); } else { @@ -8223,7 +8298,8 @@ handle_pend_bif_sync_suspend(Process *suspendee, } /* suspender is suspended waiting for suspendee to suspend; resume suspender */ - resume_process(suspender); + ASSERT(suspender != suspendee); + resume_process(suspender, ERTS_PROC_LOCK_LINK|ERTS_PROC_LOCK_STATUS); erts_smp_proc_unlock(suspender, ERTS_PROC_LOCK_LINK|ERTS_PROC_LOCK_STATUS); } @@ -8583,7 +8659,8 @@ resume_process_1(BIF_ALIST_1) ASSERT(ERTS_PSFLG_SUSPENDED & erts_smp_atomic32_read_nob(&suspendee->state)); - resume_process(suspendee); + ASSERT(BIF_P != suspendee); + resume_process(suspendee, ERTS_PROC_LOCK_STATUS); erts_smp_proc_unlock(suspendee, ERTS_PROC_LOCK_STATUS); } @@ -8713,7 +8790,7 @@ erts_resume(Process* process, ErtsProcLocks process_locks) ERTS_SMP_LC_ASSERT(process_locks == erts_proc_lc_my_proc_locks(process)); if (!(process_locks & ERTS_PROC_LOCK_STATUS)) erts_smp_proc_lock(process, ERTS_PROC_LOCK_STATUS); - resume_process(process); + resume_process(process, process_locks|ERTS_PROC_LOCK_STATUS); if (!(process_locks & ERTS_PROC_LOCK_STATUS)) erts_smp_proc_unlock(process, ERTS_PROC_LOCK_STATUS); } @@ -8732,7 +8809,7 @@ erts_resume_processes(ErtsProcList *list) proc = erts_pid2proc(NULL, 0, plp->pid, ERTS_PROC_LOCK_STATUS); if (proc) { if (erts_proclist_same(plp, proc)) { - resume_process(proc); + resume_process(proc, ERTS_PROC_LOCK_STATUS); nresumed++; } erts_smp_proc_unlock(proc, ERTS_PROC_LOCK_STATUS); @@ -9147,7 +9224,7 @@ Process *schedule(Process *p, int calls) } else if (!ERTS_SCHEDULER_IS_DIRTY(esdp) && (fcalls > input_reductions && - prepare_for_sys_schedule(esdp))) { + prepare_for_sys_schedule(esdp, !0))) { /* * Schedule system-level activities. */ @@ -9155,8 +9232,6 @@ Process *schedule(Process *p, int calls) erts_smp_atomic32_set_relb(&function_calls, 0); fcalls = 0; - ASSERT(!erts_port_task_have_outstanding_io_tasks()); - #if 0 /* Not needed since we wont wait in sys schedule */ erts_sys_schedule_interrupt(0); #endif @@ -9188,7 +9263,9 @@ Process *schedule(Process *p, int calls) if (RUNQ_READ_LEN(&rq->ports.info.len)) { int have_outstanding_io; have_outstanding_io = erts_port_task_execute(rq, &esdp->current_port); - if ((have_outstanding_io && fcalls > 2*input_reductions) + if ((!erts_eager_check_io + && have_outstanding_io + && fcalls > 2*input_reductions) || rq->halt_in_progress) { /* * If we have performed more than 2*INPUT_REDUCTIONS since @@ -9968,8 +10045,10 @@ erts_internal_request_system_task_3(BIF_ALIST_3) rp_state = n; } - erts_smp_proc_unlock(rp, ERTS_PROC_LOCK_STATUS); - + /* + * schedule_process_sys_task() unlocks status + * lock on process. + */ schedule_process_sys_task(rp, rp_state, NULL); if (free_stqs) @@ -10714,7 +10793,7 @@ erl_create_process(Process* parent, /* Parent of process (default group leader). * Schedule process for execution. */ - schedule_process(p, state); + schedule_process(p, state, 0); VERBOSE(DEBUG_PROCESSES, ("Created a new process: %T\n",p->common.id)); @@ -11035,7 +11114,8 @@ set_proc_exiting(Process *p, ERTS_PSFLG_SUSPENDED|ERTS_PSFLG_PENDING_EXIT, ERTS_PSFLG_EXITING|ERTS_PSFLG_ACTIVE, &state, - &enq_prio); + &enq_prio, + ERTS_PROC_LOCKS_ALL); p->fvalue = reason; if (bp) @@ -11076,7 +11156,8 @@ set_proc_self_exiting(Process *c_p) ERTS_PSFLG_SUSPENDED|ERTS_PSFLG_PENDING_EXIT, ERTS_PSFLG_EXITING|ERTS_PSFLG_ACTIVE, &state, - &enq_prio); + &enq_prio, + ERTS_PROC_LOCKS_ALL); ASSERT(!enqueue); return state; @@ -11721,8 +11802,9 @@ resume_suspend_monitor(ErtsSuspendMonitor *smon, void *vc_p) Process *suspendee = erts_pid2proc((Process *) vc_p, ERTS_PROC_LOCK_MAIN, smon->pid, ERTS_PROC_LOCK_STATUS); if (suspendee) { + ASSERT(suspendee != vc_p); if (smon->active) - resume_process(suspendee); + resume_process(suspendee, ERTS_PROC_LOCK_STATUS); erts_smp_proc_unlock(suspendee, ERTS_PROC_LOCK_STATUS); } erts_destroy_suspend_monitor(smon); @@ -11814,6 +11896,7 @@ erts_continue_exit_process(Process *p) struct saved_calls *scb; process_breakpoint_time_t *pbt; erts_aint32_t state; + void *nif_export; #ifdef DEBUG int yield_allowed = 1; @@ -11964,6 +12047,7 @@ erts_continue_exit_process(Process *p) : NULL); scb = ERTS_PROC_SET_SAVED_CALLS_BUF(p, ERTS_PROC_LOCKS_ALL, NULL); pbt = ERTS_PROC_SET_CALL_TIME(p, ERTS_PROC_LOCKS_ALL, NULL); + nif_export = ERTS_PROC_SET_NIF_TRAP_EXPORT(p, ERTS_PROC_LOCKS_ALL, NULL); erts_smp_proc_unlock(p, ERTS_PROC_LOCKS_ALL); #ifdef BM_COUNTERS @@ -12011,6 +12095,9 @@ erts_continue_exit_process(Process *p) if (pbt) erts_free(ERTS_ALC_T_BPD, (void *) pbt); + if (nif_export) + erts_destroy_nif_export(nif_export); + delete_process(p); #ifdef ERTS_SMP @@ -12055,7 +12142,7 @@ timeout_proc(Process* p) state = erts_smp_atomic32_read_acqb(&p->state); if (!(state & ERTS_PSFLG_ACTIVE)) - schedule_process(p, state); + schedule_process(p, state, ERTS_PROC_LOCK_MAIN|ERTS_PROC_LOCK_STATUS); } diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index ed6dadbffa..3d08be25ff 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -58,6 +58,7 @@ typedef struct process Process; #include "external.h" #include "erl_mseg.h" #include "erl_async.h" +#include "erl_gc.h" #ifdef HIPE #include "hipe_process.h" @@ -104,6 +105,7 @@ struct saved_calls { }; extern Export exp_send, exp_receive, exp_timeout; +extern int erts_eager_check_io; extern int erts_sched_compact_load; extern int erts_sched_balance_util; extern Uint erts_no_schedulers; @@ -488,11 +490,6 @@ typedef struct { } ErtsSchedWallTime; typedef struct { - Uint64 reclaimed; - Uint64 garbage_cols; -} ErtsGCInfo; - -typedef struct { int sched; erts_aint32_t aux_work; } ErtsDelayedAuxWorkWakeupJob; @@ -734,13 +731,9 @@ erts_smp_reset_max_len(ErtsRunQueue *rq, ErtsRunQueueInfo *rqi) #define ERTS_PSD_DIST_ENTRY 3 #define ERTS_PSD_CALL_TIME_BP 4 #define ERTS_PSD_DELAYED_GC_TASK_QS 5 -#ifdef ERTS_DIRTY_SCHEDULERS -#define ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT 6 +#define ERTS_PSD_NIF_TRAP_EXPORT 6 #define ERTS_PSD_SIZE 7 -#else -#define ERTS_PSD_SIZE 6 -#endif typedef struct { void *data[ERTS_PSD_SIZE]; @@ -767,10 +760,8 @@ typedef struct { #define ERTS_PSD_DELAYED_GC_TASK_QS_GET_LOCKS ERTS_PROC_LOCK_MAIN #define ERTS_PSD_DELAYED_GC_TASK_QS_SET_LOCKS ERTS_PROC_LOCK_MAIN -#ifdef ERTS_DIRTY_SCHEDULERS -#define ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT_GET_LOCKS ERTS_PROC_LOCK_MAIN -#define ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT_SET_LOCKS ERTS_PROC_LOCK_MAIN -#endif +#define ERTS_PSD_NIF_TRAP_EXPORT_GET_LOCKS ERTS_PROC_LOCK_MAIN +#define ERTS_PSD_NIF_TRAP_EXPORT_SET_LOCKS ERTS_PROC_LOCK_MAIN typedef struct { ErtsProcLocks get_locks; @@ -1367,6 +1358,9 @@ Uint64 erts_get_proc_interval(void); Uint64 erts_ensure_later_proc_interval(Uint64); Uint64 erts_step_proc_interval(void); +int erts_setup_nif_gc(Process* proc, Eterm** objv, int* nobj); /* see erl_nif.c */ +void erts_destroy_nif_export(void *); /* see erl_nif.c */ + ErtsProcList *erts_proclist_create(Process *); void erts_proclist_destroy(ErtsProcList *); @@ -1704,17 +1698,17 @@ ErtsSchedulerData *erts_get_scheduler_data(void) #endif #endif -void erts_schedule_process(Process *, erts_aint32_t); +void erts_schedule_process(Process *, erts_aint32_t, ErtsProcLocks); -ERTS_GLB_INLINE void erts_proc_notify_new_message(Process *p); +ERTS_GLB_INLINE void erts_proc_notify_new_message(Process *p, ErtsProcLocks locks); #if ERTS_GLB_INLINE_INCL_FUNC_DEF ERTS_GLB_INLINE void -erts_proc_notify_new_message(Process *p) +erts_proc_notify_new_message(Process *p, ErtsProcLocks locks) { /* No barrier needed, due to msg lock */ erts_aint32_t state = erts_smp_atomic32_read_nob(&p->state); if (!(state & ERTS_PSFLG_ACTIVE)) - erts_schedule_process(p, state); + erts_schedule_process(p, state, locks); } #endif @@ -1817,12 +1811,10 @@ erts_psd_set(Process *p, ErtsProcLocks plocks, int ix, void *data) #define ERTS_PROC_SET_DELAYED_GC_TASK_QS(P, L, PBT) \ ((ErtsProcSysTaskQs *) erts_psd_set((P), (L), ERTS_PSD_DELAYED_GC_TASK_QS, (void *) (PBT))) -#ifdef ERTS_DIRTY_SCHEDULERS -#define ERTS_PROC_GET_DIRTY_SCHED_TRAP_EXPORT(P) \ - ((Export *) erts_psd_get((P), ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT)) -#define ERTS_PROC_SET_DIRTY_SCHED_TRAP_EXPORT(P, L, DSTE) \ - ((Export *) erts_psd_set((P), (L), ERTS_PSD_DIRTY_SCHED_TRAP_EXPORT, (void *) (DSTE))) -#endif +#define ERTS_PROC_GET_NIF_TRAP_EXPORT(P) \ + erts_psd_get((P), ERTS_PSD_NIF_TRAP_EXPORT) +#define ERTS_PROC_SET_NIF_TRAP_EXPORT(P, L, NTE) \ + erts_psd_set((P), (L), ERTS_PSD_NIF_TRAP_EXPORT, (void *) (NTE)) ERTS_GLB_INLINE Eterm erts_proc_get_error_handler(Process *p); diff --git a/erts/emulator/beam/erl_process_dict.c b/erts/emulator/beam/erl_process_dict.c index 23e5bf737f..3ce707efda 100644 --- a/erts/emulator/beam/erl_process_dict.c +++ b/erts/emulator/beam/erl_process_dict.c @@ -82,6 +82,7 @@ static void pd_hash_erase(Process *p, Eterm id, Eterm *ret); static void pd_hash_erase_all(Process *p); static Eterm pd_hash_get_keys(Process *p, Eterm value); +static Eterm pd_hash_get_all_keys(Process *p, ProcDict *pd); static Eterm pd_hash_get_all(Process *p, ProcDict *pd); static Eterm pd_hash_put(Process *p, Eterm id, Eterm value); @@ -275,6 +276,16 @@ BIF_RETTYPE get_1(BIF_ALIST_1) BIF_RET(ret); } +BIF_RETTYPE get_keys_0(BIF_ALIST_0) +{ + Eterm ret; + + PD_CHECK(BIF_P->dictionary); + ret = pd_hash_get_all_keys(BIF_P,BIF_P->dictionary); + PD_CHECK(BIF_P->dictionary); + BIF_RET(ret); +} + BIF_RETTYPE get_keys_1(BIF_ALIST_1) { Eterm ret; @@ -412,6 +423,47 @@ Eterm erts_pd_hash_get(Process *p, Eterm id) return am_undefined; } +#define PD_GET_TKEY(Dst,Src) \ +do { \ + ASSERT(is_tuple((Src))); \ + ASSERT(arityval(*((Eterm*)tuple_val((Src)))) == 2); \ + (Dst) = ((Eterm*)tuple_val((Src)))[1]; \ +} while(0) + +static Eterm pd_hash_get_all_keys(Process *p, ProcDict *pd) { + Eterm* hp; + Eterm res = NIL; + Eterm tmp, tmp2; + unsigned int i; + unsigned int num; + + if (pd == NULL) { + return res; + } + + num = HASH_RANGE(pd); + hp = HAlloc(p, pd->numElements * 2); + + for (i = 0; i < num; ++i) { + tmp = ARRAY_GET(pd, i); + if (is_boxed(tmp)) { + PD_GET_TKEY(tmp,tmp); + res = CONS(hp, tmp, res); + hp += 2; + } else if (is_list(tmp)) { + while (tmp != NIL) { + tmp2 = TCAR(tmp); + PD_GET_TKEY(tmp2,tmp2); + res = CONS(hp, tmp2, res); + hp += 2; + tmp = TCDR(tmp); + } + } + } + return res; +} +#undef PD_GET_TKEY + static Eterm pd_hash_get_keys(Process *p, Eterm value) { Eterm *hp; diff --git a/erts/emulator/beam/erl_vm.h b/erts/emulator/beam/erl_vm.h index b7de8208ad..78d98229d8 100644 --- a/erts/emulator/beam/erl_vm.h +++ b/erts/emulator/beam/erl_vm.h @@ -20,8 +20,6 @@ #ifndef __ERL_VM_H__ #define __ERL_VM_H__ -/* #define ERTS_OPCODE_COUNTER_SUPPORT */ - /* FORCE_HEAP_FRAGS: * Debug provocation to make HAlloc always create heap fragments (if allowed) * even if there is room on heap. diff --git a/erts/emulator/beam/external.c b/erts/emulator/beam/external.c index 8d240355b0..48e717bb6f 100644 --- a/erts/emulator/beam/external.c +++ b/erts/emulator/beam/external.c @@ -36,7 +36,9 @@ #include "erl_process.h" #include "error.h" #include "external.h" +#define ERL_WANT_HIPE_BIF_WRAPPER__ #include "bif.h" +#undef ERL_WANT_HIPE_BIF_WRAPPER__ #include "big.h" #include "dist.h" #include "erl_binary.h" @@ -1899,8 +1901,6 @@ static Eterm erts_term_to_binary_int(Process* p, Eterm Term, int level, Uint fla } result_bin = erts_bin_nrml_alloc(size); - result_bin->flags = 0; - result_bin->orig_size = size; erts_refc_init(&result_bin->refc, 0); result_bin->orig_bytes[0] = VERSION_MAGIC; /* Next state immediately, no need to export context */ @@ -1961,8 +1961,6 @@ static Eterm erts_term_to_binary_int(Process* p, Eterm Term, int level, Uint fla context->s.cc.result_bin = result_bin; result_bin = erts_bin_nrml_alloc(real_size); - result_bin->flags = 0; - result_bin->orig_size = real_size; erts_refc_init(&result_bin->refc, 0); result_bin->orig_bytes[0] = VERSION_MAGIC; @@ -3385,8 +3383,6 @@ dec_term_atom_common: } else { Binary* dbin = erts_bin_nrml_alloc(n); ProcBin* pb; - dbin->flags = 0; - dbin->orig_size = n; erts_refc_init(&dbin->refc, 1); pb = (ProcBin *) hp; hp += PROC_BIN_SIZE; @@ -3439,8 +3435,6 @@ dec_term_atom_common: Binary* dbin = erts_bin_nrml_alloc(n); ProcBin* pb; - dbin->flags = 0; - dbin->orig_size = n; erts_refc_init(&dbin->refc, 1); pb = (ProcBin *) hp; pb->thing_word = HEADER_PROC_BIN; diff --git a/erts/emulator/beam/global.h b/erts/emulator/beam/global.h index 891046a8b5..da9f029a9f 100644 --- a/erts/emulator/beam/global.h +++ b/erts/emulator/beam/global.h @@ -41,6 +41,7 @@ #include "error.h" #include "erl_utils.h" #include "erl_port.h" +#include "erl_gc.h" struct enif_environment_t /* ErlNifEnv */ { @@ -809,23 +810,6 @@ void MD5Init(MD5_CTX *); void MD5Update(MD5_CTX *, unsigned char *, unsigned int); void MD5Final(unsigned char [16], MD5_CTX *); -/* ggc.c */ - -void erts_gc_info(ErtsGCInfo *gcip); -void erts_init_gc(void); -int erts_garbage_collect(Process*, int, Eterm*, int); -void erts_garbage_collect_hibernate(Process* p); -Eterm erts_gc_after_bif_call(Process* p, Eterm result, Eterm* regs, Uint arity); -void erts_garbage_collect_literals(Process* p, Eterm* literals, - Uint lit_size, - struct erl_off_heap_header* oh); -Uint erts_next_heap_size(Uint, Uint); -Eterm erts_heap_sizes(Process* p); - -void erts_offset_off_heap(ErlOffHeap *, Sint, Eterm*, Eterm*); -void erts_offset_heap_ptr(Eterm*, Uint, Sint, Eterm*, Eterm*); -void erts_offset_heap(Eterm*, Uint, Sint, Eterm*, Eterm*); -void erts_free_heap_frags(Process* p); /* io.c */ diff --git a/erts/emulator/beam/io.c b/erts/emulator/beam/io.c index d028737664..4d262ff022 100644 --- a/erts/emulator/beam/io.c +++ b/erts/emulator/beam/io.c @@ -1218,9 +1218,10 @@ typedef struct { static ERTS_INLINE ErtsTryImmDrvCallResult try_imm_drv_call(ErtsTryImmDrvCallState *sp) { + unsigned int prof_runnable_ports; ErtsTryImmDrvCallResult res; int reds_left_in; - erts_aint32_t invalid_state, invalid_sched_flags; + erts_aint32_t act, exp, invalid_state, invalid_sched_flags; Port *prt = sp->port; Process *c_p = sp->c_p; @@ -1247,18 +1248,39 @@ try_imm_drv_call(ErtsTryImmDrvCallState *sp) goto locked_fail; } - sp->sched_flags = erts_smp_atomic32_read_nob(&prt->sched.flags); - if (sp->sched_flags & invalid_sched_flags) { - res = ERTS_TRY_IMM_DRV_CALL_INVALID_SCHED_FLAGS; - goto locked_fail; - } + prof_runnable_ports = erts_system_profile_flags.runnable_ports; + if (prof_runnable_ports) + erts_port_task_sched_lock(&prt->sched); + + act = erts_smp_atomic32_read_nob(&prt->sched.flags); + do { + erts_aint32_t new; + + if (act & invalid_sched_flags) { + res = ERTS_TRY_IMM_DRV_CALL_INVALID_SCHED_FLAGS; + sp->sched_flags = act; + goto locked_fail; + } + exp = act; + new = act | ERTS_PTS_FLG_EXEC_IMM; + act = erts_smp_atomic32_cmpxchg_mb(&prt->sched.flags, new, exp); + } while (act != exp); + + sp->sched_flags = act; if (!c_p) reds_left_in = CONTEXT_REDS/10; else { if (IS_TRACED_FL(c_p, F_TRACE_SCHED_PROCS)) trace_virtual_sched(c_p, am_out); + /* + * No status lock held while sending runnable + * proc trace messages. It is however not needed + * in this case, since only this thread can send + * such messages for this process until the process + * has been scheduled out. + */ if (erts_system_profile_flags.runnable_procs && erts_system_profile_flags.exclusive) profile_runnable_proc(c_p, am_inactive); @@ -1273,11 +1295,14 @@ try_imm_drv_call(ErtsTryImmDrvCallState *sp) ERTS_SMP_CHK_NO_PROC_LOCKS; - if (IS_TRACED_FL(prt, F_TRACE_SCHED_PORTS)) - trace_sched_ports_where(prt, am_in, sp->port_op); - if (erts_system_profile_flags.runnable_ports - && !erts_port_is_scheduled(prt)) - profile_runnable_port(prt, am_active); + if (prof_runnable_ports | IS_TRACED_FL(prt, F_TRACE_SCHED_PORTS)) { + if (prof_runnable_ports && !(act & (ERTS_PTS_FLG_IN_RUNQ|ERTS_PTS_FLG_EXEC))) + profile_runnable_port(prt, am_active); + if (IS_TRACED_FL(prt, F_TRACE_SCHED_PORTS)) + trace_sched_ports_where(prt, am_in, sp->port_op); + if (prof_runnable_ports) + erts_port_task_sched_unlock(&prt->sched); + } sp->fpe_was_unmasked = erts_block_fpe(); @@ -1294,17 +1319,31 @@ finalize_imm_drv_call(ErtsTryImmDrvCallState *sp) int reds; Port *prt = sp->port; Process *c_p = sp->c_p; + erts_aint32_t act; + unsigned int prof_runnable_ports; reds = prt->reds; reds += erts_port_driver_callback_epilogue(prt, NULL); erts_unblock_fpe(sp->fpe_was_unmasked); - if (IS_TRACED_FL(prt, F_TRACE_SCHED_PORTS)) - trace_sched_ports_where(prt, am_out, sp->port_op); - if (erts_system_profile_flags.runnable_ports - && !erts_port_is_scheduled(prt)) - profile_runnable_port(prt, am_inactive); + prof_runnable_ports = erts_system_profile_flags.runnable_ports; + if (prof_runnable_ports) + erts_port_task_sched_lock(&prt->sched); + + act = erts_smp_atomic32_read_band_mb(&prt->sched.flags, + ~ERTS_PTS_FLG_EXEC_IMM); + ERTS_SMP_LC_ASSERT(act & ERTS_PTS_FLG_EXEC_IMM); + + if (prof_runnable_ports | IS_TRACED_FL(prt, F_TRACE_SCHED_PORTS)) { + if (IS_TRACED_FL(prt, F_TRACE_SCHED_PORTS)) + trace_sched_ports_where(prt, am_out, sp->port_op); + if (prof_runnable_ports) { + if (!(act & (ERTS_PTS_FLG_IN_RUNQ|ERTS_PTS_FLG_EXEC))) + profile_runnable_port(prt, am_inactive); + erts_port_task_sched_unlock(&prt->sched); + } + } erts_port_release(prt); @@ -1319,6 +1358,13 @@ finalize_imm_drv_call(ErtsTryImmDrvCallState *sp) if (IS_TRACED_FL(c_p, F_TRACE_SCHED_PROCS)) trace_virtual_sched(c_p, am_in); + /* + * No status lock held while sending runnable + * proc trace messages. It is however not needed + * in this case, since only this thread can send + * such messages for this process until the process + * has been scheduled out. + */ if (erts_system_profile_flags.runnable_procs && erts_system_profile_flags.exclusive) profile_runnable_proc(c_p, am_active); @@ -3107,8 +3153,6 @@ static void deliver_read_message(Port* prt, erts_aint32_t state, Eterm to, Binary* bptr; bptr = erts_bin_nrml_alloc(len); - bptr->flags = 0; - bptr->orig_size = len; erts_refc_init(&bptr->refc, 1); sys_memcpy(bptr->orig_bytes, buf, len); @@ -5460,8 +5504,6 @@ driver_deliver_term(Eterm to, ErlDrvTermData* data, int len) ProcBin* pbp; Binary* bp = erts_bin_nrml_alloc(size); ASSERT(bufp); - bp->flags = 0; - bp->orig_size = (SWord) size; erts_refc_init(&bp->refc, 1); sys_memcpy((void *) bp->orig_bytes, (void *) bufp, size); pbp = (ProcBin *) hp; @@ -5953,9 +5995,7 @@ driver_alloc_binary(ErlDrvSizeT size) bin = erts_bin_drv_alloc_fnf((Uint) size); if (!bin) return NULL; /* The driver write must take action */ - bin->flags = BIN_FLAG_DRV; erts_refc_init(&bin->refc, 1); - bin->orig_size = (SWord) size; return Binary2ErlDrvBinary(bin); } @@ -5985,7 +6025,6 @@ ErlDrvBinary* driver_realloc_binary(ErlDrvBinary* bin, ErlDrvSizeT size) if (!newbin) return NULL; - newbin->orig_size = size; return Binary2ErlDrvBinary(newbin); } @@ -7166,7 +7205,7 @@ char *driver_dl_error(void) #define ERL_DRV_SYS_INFO_SIZE(LAST_FIELD) \ - (((size_t) &((ErlDrvSysInfo *) 0)->LAST_FIELD) \ + (offsetof(ErlDrvSysInfo, LAST_FIELD) \ + sizeof(((ErlDrvSysInfo *) 0)->LAST_FIELD)) void @@ -7228,6 +7267,18 @@ driver_system_info(ErlDrvSysInfo *sip, size_t si_size) sip->nif_major_version = ERL_NIF_MAJOR_VERSION; sip->nif_minor_version = ERL_NIF_MINOR_VERSION; } + /* + * 'dirty_scheduler_support' is the last field in the 4th version + * (driver version 3.1, NIF version 2.7) + */ + if (si_size >= ERL_DRV_SYS_INFO_SIZE(dirty_scheduler_support)) { +#if defined(ERL_NIF_DIRTY_SCHEDULER_SUPPORT) && defined(USE_THREADS) + sip->dirty_scheduler_support = 1; +#else + sip->dirty_scheduler_support = 0; +#endif + } + } diff --git a/erts/emulator/beam/sys.h b/erts/emulator/beam/sys.h index 3d8dd9c6d0..c29d4b3777 100644 --- a/erts/emulator/beam/sys.h +++ b/erts/emulator/beam/sys.h @@ -66,8 +66,12 @@ */ #ifndef ERTS_SYS_FD_TYPE +#define ERTS_SYS_FD_INVALID ((ErtsSysFdType) -1) typedef int ErtsSysFdType; #else +#ifndef ERTS_SYS_FD_INVALID +# error missing ERTS_SYS_FD_INVALID +#endif typedef ERTS_SYS_FD_TYPE ErtsSysFdType; #endif @@ -501,7 +505,7 @@ extern volatile int erts_writing_erl_crash_dump; # define NO_ERF # define NO_ERFC /* This definition doesn't take NaN into account, but matherr() gets those */ -# define finite(x) (fabs(x) != HUGE_VAL) +# define isfinite(x) (fabs(x) != HUGE_VAL) # define USE_MATHERR # define HAVE_FINITE #endif @@ -744,6 +748,14 @@ void init_getenv_state(GETENV_STATE *); char * getenv_string(GETENV_STATE *); void fini_getenv_state(GETENV_STATE *); +#define HAVE_ERTS_CHECK_IO_DEBUG +typedef struct { + int no_used_fds; + int no_driver_select_structs; + int no_driver_event_structs; +} ErtsCheckIoDebugInfo; +int erts_check_io_debug(ErtsCheckIoDebugInfo *ip); + /* xxxP */ #define SYS_DEFAULT_FLOAT_DECIMALS 20 void init_sys_float(void); diff --git a/erts/emulator/beam/utils.c b/erts/emulator/beam/utils.c index 72092ec7b0..9b3ee5cc65 100644 --- a/erts/emulator/beam/utils.c +++ b/erts/emulator/beam/utils.c @@ -48,6 +48,10 @@ #include "erl_sched_spec_pre_alloc.h" #include "beam_bp.h" #include "erl_ptab.h" +#include "erl_check_io.h" +#ifdef HIPE +# include "hipe_mode_switch.h" +#endif #undef M_TRIM_THRESHOLD #undef M_TOP_PAD @@ -3948,6 +3952,9 @@ erts_save_emu_args(int argc, char **argv) size += sz+1; } ptr = (char *) malloc(size); + if (!ptr) { + ERTS_INTERNAL_ERROR("malloc failed to allocate memory!"); + } #ifdef DEBUG end_ptr = ptr + size; #endif diff --git a/erts/emulator/drivers/common/inet_drv.c b/erts/emulator/drivers/common/inet_drv.c index 09d90f4984..891589d1c5 100644 --- a/erts/emulator/drivers/common/inet_drv.c +++ b/erts/emulator/drivers/common/inet_drv.c @@ -5778,7 +5778,7 @@ done: ia_p->Ipv6IfIndex && ia_p->Ipv6IfIndex != index) { - /* Oops, there was an other interface for IPv6. Possible? XXX */ + /* Oops, there was another interface for IPv6. Possible? XXX */ index = ia_p->Ipv6IfIndex; goto index; } diff --git a/erts/emulator/drivers/unix/multi_drv.c b/erts/emulator/drivers/unix/multi_drv.c index 822c96730c..724d325ed5 100644 --- a/erts/emulator/drivers/unix/multi_drv.c +++ b/erts/emulator/drivers/unix/multi_drv.c @@ -20,7 +20,7 @@ /* Purpose: Multidriver interface This is an example of a driver which allows multiple instances of itself. I.e have one erlang process execute open_port(multi......) and - at the same time have an other erlang process open an other port + at the same time have another erlang process open another port running multi there as well. */ diff --git a/erts/emulator/drivers/unix/ttsl_drv.c b/erts/emulator/drivers/unix/ttsl_drv.c index 491e0a090e..be2fee1f25 100644 --- a/erts/emulator/drivers/unix/ttsl_drv.c +++ b/erts/emulator/drivers/unix/ttsl_drv.c @@ -32,6 +32,10 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #ifdef HAVE_TERMCAP /* else make an empty driver that can not be opened */ +#ifndef WANT_NONBLOCKING +#define WANT_NONBLOCKING +#endif + #include "sys.h" #include <ctype.h> #include <stdlib.h> @@ -39,6 +43,7 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #include <string.h> #include <signal.h> #include <fcntl.h> +#include <limits.h> #include <locale.h> #include <unistd.h> #include <termios.h> @@ -57,6 +62,14 @@ static ErlDrvData ttysl_start(ErlDrvPort, char*); #include <langinfo.h> #endif +#if defined IOV_MAX +#define MAXIOV IOV_MAX +#elif defined UIO_MAXIOV +#define MAXIOV UIO_MAXIOV +#else +#define MAXIOV 16 +#endif + #define TRUE 1 #define FALSE 0 @@ -80,12 +93,15 @@ static volatile int cols_needs_update = FALSE; #define OP_INSC 2 #define OP_DELC 3 #define OP_BEEP 4 +#define OP_PUTC_SYNC 5 /* Control op */ #define CTRL_OP_GET_WINSIZE 100 #define CTRL_OP_GET_UNICODE_STATE 101 #define CTRL_OP_SET_UNICODE_STATE 102 - +/* We use 1024 as the buf size as that was the default buf size of FILE streams + on all platforms that I checked. */ +#define TTY_BUFFSIZE 1024 static int lbuf_size = BUFSIZ; static Uint32 *lbuf; /* The current line buffer */ @@ -113,13 +129,19 @@ static int lpos; /* The current "cursor position" in the line buf /* Main interface functions. */ static void ttysl_stop(ErlDrvData); static void ttysl_from_erlang(ErlDrvData, char*, ErlDrvSizeT); +static void ttysl_to_tty(ErlDrvData, ErlDrvEvent); +static void ttysl_flush_tty(ErlDrvData); static void ttysl_from_tty(ErlDrvData, ErlDrvEvent); static void ttysl_stop_select(ErlDrvEvent, void*); static Sint16 get_sint16(char*); static ErlDrvPort ttysl_port; static int ttysl_fd; -static FILE *ttysl_out; +static int ttysl_terminate = 0; +static int ttysl_send_ok = 0; +static ErlDrvBinary *putcbuf; +static int putcpos; +static int putclen; /* Functions that work on the line buffer. */ static int start_lbuf(void); @@ -201,22 +223,22 @@ struct erl_drv_entry ttsl_driver_entry = { IF_IMPL(ttysl_stop), IF_IMPL(ttysl_from_erlang), IF_IMPL(ttysl_from_tty), - NULL, - "tty_sl", - NULL, - NULL, + IF_IMPL(ttysl_to_tty), + "tty_sl", /* driver_name */ + NULL, /* finish */ + NULL, /* handle */ IF_IMPL(ttysl_control), NULL, /* timeout */ NULL, /* outputv */ NULL, /* ready_async */ - NULL, /* flush */ + IF_IMPL(ttysl_flush_tty), NULL, /* call */ NULL, /* event */ ERL_DRV_EXTENDED_MARKER, ERL_DRV_EXTENDED_MAJOR_VERSION, ERL_DRV_EXTENDED_MINOR_VERSION, 0, /* ERL_DRV_FLAGs */ - NULL, + NULL, /* handle2 */ NULL, /* process_exit */ IF_IMPL(ttysl_stop_select) }; @@ -296,8 +318,7 @@ static ErlDrvData ttysl_start(ErlDrvPort port, char* buf) return ERL_DRV_ERROR_GENERAL; } - /* Open the terminal and set the terminal */ - ttysl_out = fdopen(ttysl_fd, "w"); + SET_NONBLOCKING(ttysl_fd); #ifdef PRIMITIVE_UTF8_CHECK setlocale(LC_CTYPE, ""); /* Set international environment, @@ -400,12 +421,14 @@ static void ttysl_stop(ErlDrvData ttysl_data) stop_lbuf(); stop_termcap(); tty_reset(ttysl_fd); - driver_select(ttysl_port, (ErlDrvEvent)(UWord)ttysl_fd, ERL_DRV_READ|ERL_DRV_USE, 0); + driver_select(ttysl_port, (ErlDrvEvent)(UWord)ttysl_fd, + ERL_DRV_WRITE|ERL_DRV_READ|ERL_DRV_USE, 0); sys_sigset(SIGCONT, SIG_DFL); sys_sigset(SIGWINCH, SIG_DFL); } ttysl_port = (ErlDrvPort)-1; ttysl_fd = -1; + ttysl_terminate = 0; /* return TRUE; */ } @@ -650,10 +673,26 @@ static int check_buf_size(byte *s, int n) static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT count) { + ErlDrvSizeT sz; + + sz = driver_sizeq(ttysl_port); + + putclen = count > TTY_BUFFSIZE ? TTY_BUFFSIZE : count; + putcbuf = driver_alloc_binary(putclen); + putcpos = 0; + if (lpos > MAXSIZE) put_chars((byte*)"\n", 1); switch (buf[0]) { + case OP_PUTC_SYNC: + /* Using sync means that we have to send an ok to the + controlling process for each command call. We delay + sending ok if the driver queue exceeds a certain size. + We do not set ourselves as a busy port, as this + could be very bad for user_drv, if it gets blocked on + the port_command. */ + /* fall through */ case OP_PUTC: DEBUGLOG(("OP: Putc(%lu)",(unsigned long) count-1)); if (check_buf_size((byte*)buf+1, count-1) == 0) @@ -678,10 +717,104 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun /* Unknown op, just ignore. */ break; } - fflush(ttysl_out); + + driver_enq_bin(ttysl_port,putcbuf,0,putcpos); + + if (sz == 0) { + for (;;) { + int written, qlen; + SysIOVec *iov; + + iov = driver_peekq(ttysl_port,&qlen); + if (iov) + written = writev(ttysl_fd, iov, qlen > MAXIOV ? MAXIOV : qlen); + else + written = 0; + if (written < 0) { + if (errno == EAGAIN) { + driver_select(ttysl_port,(ErlDrvEvent)(long)ttysl_fd, + ERL_DRV_USE|ERL_DRV_WRITE,1); + break; + } else { + /* we ignore all other errors */ + break; + } + } else { + if (driver_deq(ttysl_port, written) == 0) + break; + } + } + } + + if (buf[0] == OP_PUTC_SYNC) { + if (driver_sizeq(ttysl_port) > TTY_BUFFSIZE && !ttysl_terminate) { + /* We delay sending the ack until the buffer has been consumed */ + ttysl_send_ok = 1; + } else { + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + ASSERT(ttysl_send_ok == 0); + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } + } + return; /* TRUE; */ } +static void ttysl_to_tty(ErlDrvData ttysl_data, ErlDrvEvent fd) { + for (;;) { + int written, qlen; + SysIOVec *iov; + ErlDrvSizeT sz; + + iov = driver_peekq(ttysl_port,&qlen); + if (iov) + written = writev(ttysl_fd, iov, qlen > MAXIOV ? MAXIOV : qlen); + else + written = 0; + if (written < 0) { + if (errno == EAGAIN) { + break; + } else { + /* we ignore all other errors */ + } + } else { + sz = driver_deq(ttysl_port, written); + if (sz < TTY_BUFFSIZE && ttysl_send_ok) { + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + ttysl_send_ok = 0; + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } + if (sz == 0) { + driver_select(ttysl_port,(ErlDrvEvent)(long)ttysl_fd, + ERL_DRV_WRITE,0); + if (ttysl_terminate) + /* flush has been called, which means we should terminate + when queue is empty. This will not send any exit + message */ + driver_failure_atom(ttysl_port, "normal"); + break; + } + } + } + + return; +} + +static void ttysl_flush_tty(ErlDrvData ttysl_data) { + ttysl_terminate = 1; + return; +} + static void ttysl_from_tty(ErlDrvData ttysl_data, ErlDrvEvent fd) { byte b[1024]; @@ -1070,7 +1203,14 @@ static int write_buf(Uint32 *s, int n) /* The basic procedure for outputting one character. */ static int outc(int c) { - return (int)putc(c, ttysl_out); + putcbuf->orig_bytes[putcpos++] = c; + if (putcpos == putclen) { + driver_enq_bin(ttysl_port,putcbuf,0,putclen); + putcpos = 0; + putclen = TTY_BUFFSIZE; + putcbuf = driver_alloc_binary(BUFSIZ); + } + return 1; } static int move_cursor(int from, int to) diff --git a/erts/emulator/drivers/win32/ttsl_drv.c b/erts/emulator/drivers/win32/ttsl_drv.c index 502cb58dfa..851c336a11 100644 --- a/erts/emulator/drivers/win32/ttsl_drv.c +++ b/erts/emulator/drivers/win32/ttsl_drv.c @@ -46,6 +46,7 @@ static int rows; /* Number of rows available. */ #define OP_INSC 2 #define OP_DELC 3 #define OP_BEEP 4 +#define OP_PUTC_SYNC 5 /* Control op */ #define CTRL_OP_GET_WINSIZE 100 @@ -458,6 +459,7 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun switch (buf[0]) { case OP_PUTC: + case OP_PUTC_SYNC: DEBUGLOG(("OP: Putc(%I64u)",(unsigned long long)count-1)); if (check_buf_size((byte*)buf+1, count-1) == 0) return; @@ -481,6 +483,20 @@ static void ttysl_from_erlang(ErlDrvData ttysl_data, char* buf, ErlDrvSizeT coun /* Unknown op, just ignore. */ break; } + + if (buf[0] == OP_PUTC_SYNC) { + /* On windows we do a blocking write to the tty so we just + send the ack immidiately. If at some point in the future + someone has a problem with tty output being blocking + this has to be changed. */ + ErlDrvTermData spec[] = { + ERL_DRV_PORT, driver_mk_port(ttysl_port), + ERL_DRV_ATOM, driver_mk_atom("ok"), + ERL_DRV_TUPLE, 2 + }; + erl_drv_output_term(driver_mk_port(ttysl_port), spec, + sizeof(spec) / sizeof(spec[0])); + } return; } diff --git a/erts/emulator/drivers/win32/win_efile.c b/erts/emulator/drivers/win32/win_efile.c index a321bb9641..7e4043fc1b 100644 --- a/erts/emulator/drivers/win32/win_efile.c +++ b/erts/emulator/drivers/win32/win_efile.c @@ -1288,6 +1288,10 @@ do_fileinfo(Efile_call_state* state, Efile_info* pInfo, { HANDLE handle; /* Handle returned by CreateFile() */ BY_HANDLE_FILE_INFORMATION fileInfo; /* from CreateFile() */ + + /* We initialise nNumberOfLinks as GetFileInformationByHandle + does not always initialise this field */ + fileInfo.nNumberOfLinks = 1; if (handle = CreateFileW(name, GENERIC_READ, FILE_SHARE_FLAGS, NULL, OPEN_EXISTING, 0, NULL)) { GetFileInformationByHandle(handle, &fileInfo); diff --git a/erts/emulator/hipe/hipe_amd64.c b/erts/emulator/hipe/hipe_amd64.c index b5dff06987..16c597e7b4 100644 --- a/erts/emulator/hipe/hipe_amd64.c +++ b/erts/emulator/hipe/hipe_amd64.c @@ -224,18 +224,19 @@ void *hipe_alloc_code(Uint nrbytes, Eterm callees, Eterm *trampolines, Process * return alloc_code(nrbytes); } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) + +/* Make stub for native code calling exported beam function. +*/ +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { /* * This creates a native code stub with the following contents: * - * movq $Address, P_BEAM_IP(%ebp) %% Actually two movl + * movq $Address, P_CALLEE_EXP(%ebp) %% Actually two movl * movb $Arity, P_ARITY(%ebp) * jmp callemu * - * The stub has variable size, depending on whether the P_BEAM_IP + * The stub has variable size, depending on whether the P_CALLEE_EXP * and P_ARITY offsets fit in 8-bit signed displacements or not. * The rel32 offset in the final jmp depends on its actual location, * which also depends on the size of the previous instructions. @@ -248,49 +249,49 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) codeSize = /* 23, 26, 29, or 32 bytes */ 23 + /* 23 when all offsets are 8-bit */ - (P_BEAM_IP >= 128 ? 3 : 0) + - ((P_BEAM_IP + 4) >= 128 ? 3 : 0) + + (P_CALLEE_EXP >= 128 ? 3 : 0) + + ((P_CALLEE_EXP + 4) >= 128 ? 3 : 0) + (P_ARITY >= 128 ? 3 : 0); codep = code = alloc_code(codeSize); - /* movl $beamAddress, P_BEAM_IP(%ebp); 3 or 6 bytes, plus 4 */ + /* movl $callee_exp, P_CALLEE_EXP(%ebp); 3 or 6 bytes, plus 4 */ codep[0] = 0xc7; -#if P_BEAM_IP >= 128 +#if P_CALLEE_EXP >= 128 codep[1] = 0x85; /* disp32[EBP] */ - codep[2] = P_BEAM_IP & 0xFF; - codep[3] = (P_BEAM_IP >> 8) & 0xFF; - codep[4] = (P_BEAM_IP >> 16) & 0xFF; - codep[5] = (P_BEAM_IP >> 24) & 0xFF; + codep[2] = P_CALLEE_EXP & 0xFF; + codep[3] = (P_CALLEE_EXP >> 8) & 0xFF; + codep[4] = (P_CALLEE_EXP >> 16) & 0xFF; + codep[5] = (P_CALLEE_EXP >> 24) & 0xFF; codep += 6; #else codep[1] = 0x45; /* disp8[EBP] */ - codep[2] = P_BEAM_IP; + codep[2] = P_CALLEE_EXP; codep += 3; #endif - codep[0] = ((unsigned long)beamAddress ) & 0xFF; - codep[1] = ((unsigned long)beamAddress >> 8) & 0xFF; - codep[2] = ((unsigned long)beamAddress >> 16) & 0xFF; - codep[3] = ((unsigned long)beamAddress >> 24) & 0xFF; + codep[0] = ((unsigned long)callee_exp ) & 0xFF; + codep[1] = ((unsigned long)callee_exp >> 8) & 0xFF; + codep[2] = ((unsigned long)callee_exp >> 16) & 0xFF; + codep[3] = ((unsigned long)callee_exp >> 24) & 0xFF; codep += 4; - /* movl (shl 32 $beamAddress), P_BEAM_IP+4(%ebp); 3 or 6 bytes, plus 4 */ + /* movl (shl 32 $callee_exp), P_CALLEE_EXP+4(%ebp); 3 or 6 bytes, plus 4 */ codep[0] = 0xc7; -#if P_BEAM_IP+4 >= 128 +#if P_CALLEE_EXP+4 >= 128 codep[1] = 0x85; /* disp32[EBP] */ - codep[2] = (P_BEAM_IP+4) & 0xFF; - codep[3] = ((P_BEAM_IP+4) >> 8) & 0xFF; - codep[4] = ((P_BEAM_IP+4) >> 16) & 0xFF; - codep[5] = ((P_BEAM_IP+4) >> 24) & 0xFF; + codep[2] = (P_CALLEE_EXP+4) & 0xFF; + codep[3] = ((P_CALLEE_EXP+4) >> 8) & 0xFF; + codep[4] = ((P_CALLEE_EXP+4) >> 16) & 0xFF; + codep[5] = ((P_CALLEE_EXP+4) >> 24) & 0xFF; codep += 6; #else codep[1] = 0x45; /* disp8[EBP] */ - codep[2] = (P_BEAM_IP+4); + codep[2] = (P_CALLEE_EXP+4); codep += 3; #endif - codep[0] = ((unsigned long)beamAddress >> 32) & 0xFF; - codep[1] = ((unsigned long)beamAddress >> 40) & 0xFF; - codep[2] = ((unsigned long)beamAddress >> 48) & 0xFF; - codep[3] = ((unsigned long)beamAddress >> 56) & 0xFF; + codep[0] = ((unsigned long)callee_exp >> 32) & 0xFF; + codep[1] = ((unsigned long)callee_exp >> 40) & 0xFF; + codep[2] = ((unsigned long)callee_exp >> 48) & 0xFF; + codep[3] = ((unsigned long)callee_exp >> 56) & 0xFF; codep += 4; /* movb $beamArity, P_ARITY(%ebp); 3 or 6 bytes */ diff --git a/erts/emulator/hipe/hipe_amd64_asm.m4 b/erts/emulator/hipe/hipe_amd64_asm.m4 index 7c81040b8b..b4b3c073ab 100644 --- a/erts/emulator/hipe/hipe_amd64_asm.m4 +++ b/erts/emulator/hipe/hipe_amd64_asm.m4 @@ -33,7 +33,35 @@ define(HEAP_LIMIT_IN_REGISTER,0)dnl global for HL define(SIMULATE_NSP,0)dnl change to 1 to simulate call/ret insns `#define AMD64_LEAF_WORDS 'LEAF_WORDS -`#define LEAF_WORDS 'LEAF_WORDS +`#define LEAF_WORDS 'LEAF_WORDS +`#define AMD64_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + +`#define AMD64_HP_IN_REGISTER 'HP_IN_REGISTER +`#if AMD64_HP_IN_REGISTER' +`#define AMD64_HEAP_POINTER 15' +define(HP,%r15)dnl Only change this together with above +`#endif' + +`#define AMD64_FCALLS_IN_REGISTER 'FCALLS_IN_REGISTER +`#if AMD64_FCALLS_IN_REGISTER' +`#define AMD64_FCALLS_REGISTER 11' +define(FCALLS,%r11)dnl This goes together with line above +`#endif' + +`#define AMD64_HEAP_LIMIT_IN_REGISTER 'HEAP_LIMIT_IN_REGISTER +`#if AMD64_HEAP_LIMIT_IN_REGISTER' +`#define AMD64_HEAP_LIMIT_REGISTER 12' +define(HEAP_LIMIT,%r12)dnl Change this together with line above +`#endif' + +`#define AMD64_SIMULATE_NSP 'SIMULATE_NSP + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Workarounds for Darwin. @@ -63,33 +91,24 @@ ifelse(OPSYS,darwin,`` */ `#define P %rbp' -`#define AMD64_HP_IN_REGISTER 'HP_IN_REGISTER `#if AMD64_HP_IN_REGISTER -#define AMD64_HEAP_POINTER 15' -define(HP,%r15)dnl Only change this together with above -`#define SAVE_HP movq 'HP`, P_HP(P) +#define SAVE_HP movq 'HP`, P_HP(P) #define RESTORE_HP movq P_HP(P), 'HP` #else #define SAVE_HP /*empty*/ #define RESTORE_HP /*empty*/ #endif' -`#define AMD64_FCALLS_IN_REGISTER 'FCALLS_IN_REGISTER `#if AMD64_FCALLS_IN_REGISTER -#define AMD64_FCALLS_REGISTER 11' -define(FCALLS,%r11)dnl This goes together with line above -`#define SAVE_FCALLS movq 'FCALLS`, P_FCALLS(P) +#define SAVE_FCALLS movq 'FCALLS`, P_FCALLS(P) #define RESTORE_FCALLS movq P_FCALLS(P), 'FCALLS` #else #define SAVE_FCALLS /*empty*/ #define RESTORE_FCALLS /*empty*/ #endif' -`#define AMD64_HEAP_LIMIT_IN_REGISTER 'HEAP_LIMIT_IN_REGISTER `#if AMD64_HEAP_LIMIT_IN_REGISTER -#define AMD64_HEAP_LIMIT_REGISTER 12' -define(HEAP_LIMIT,%r12)dnl Change this together with line above -`#define RESTORE_HEAP_LIMIT movq P_HP_LIMIT(P), 'HEAP_LIMIT` +#define RESTORE_HEAP_LIMIT movq P_HP_LIMIT(P), 'HEAP_LIMIT` #else #define RESTORE_HEAP_LIMIT /*empty*/ #endif' @@ -99,7 +118,6 @@ define(NSP,%rsp)dnl `#define SAVE_CSP movq %rsp, P_CSP(P) #define RESTORE_CSP movq P_CSP(P), %rsp' -`#define AMD64_SIMULATE_NSP 'SIMULATE_NSP /* * Context switching macros. @@ -132,8 +150,6 @@ define(NSP,%rsp)dnl /* * Argument (parameter) registers. */ -`#define AMD64_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -263,4 +279,6 @@ define(NBIF_RET,`NBIF_RET_N(eval(RET_POP($1)))')dnl `/* #define NBIF_RET_3 'NBIF_RET(3)` */' `/* #define NBIF_RET_5 'NBIF_RET(5)` */' +`#endif /* ASM */' + `#endif /* HIPE_AMD64_ASM_H */' diff --git a/erts/emulator/hipe/hipe_amd64_bifs.m4 b/erts/emulator/hipe/hipe_amd64_bifs.m4 index 0de69a617f..7a4bb30447 100644 --- a/erts/emulator/hipe/hipe_amd64_bifs.m4 +++ b/erts/emulator/hipe/hipe_amd64_bifs.m4 @@ -18,7 +18,7 @@ changecom(`/*', `*/')dnl * %CopyrightEnd% */ - +#`define ASM' include(`hipe/hipe_amd64_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" @@ -39,7 +39,10 @@ define(HANDLE_GOT_MBUF,` jmp 2b') `#if defined(ERTS_ENABLE_LOCK_CHECK) && defined(ERTS_SMP) -# define CALL_BIF(F) movq $CSYM(F), P_BIF_CALLEE(P); call CSYM(hipe_debug_bif_wrapper) +# define CALL_BIF(F) \ + movq CSYM(F)@GOTPCREL(%rip), %r11; \ + movq %r11, P_BIF_CALLEE(P); \ + call CSYM(hipe_debug_bif_wrapper) #else # define CALL_BIF(F) call CSYM(F) #endif' diff --git a/erts/emulator/hipe/hipe_amd64_glue.S b/erts/emulator/hipe/hipe_amd64_glue.S index 8816906870..955f7362b4 100644 --- a/erts/emulator/hipe/hipe_amd64_glue.S +++ b/erts/emulator/hipe/hipe_amd64_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_amd64_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" /* @@ -109,7 +108,7 @@ ASYM(nbif_return): * stub (hipe_x86_loader.erl) which should look as follows: * * stub for f/N: - * movq $<f's BEAM code address>, P_BEAM_IP(P) + * movq $<f's export entry address>, P_CALLEE_EXP(P) * movb $<N>, P_ARITY(P) * jmp nbif_callemu * @@ -119,7 +118,7 @@ ASYM(nbif_return): GLOBAL(ASYM(nbif_callemu)) ASYM(nbif_callemu): STORE_ARG_REGS - movl $HIPE_MODE_SWITCH_RES_CALL, %eax + movl $HIPE_MODE_SWITCH_RES_CALL_EXPORTED, %eax jmp .suspend_exit /* diff --git a/erts/emulator/hipe/hipe_arm.c b/erts/emulator/hipe/hipe_arm.c index 3db3ffe9b1..165eb543c8 100644 --- a/erts/emulator/hipe/hipe_arm.c +++ b/erts/emulator/hipe/hipe_arm.c @@ -260,9 +260,9 @@ int hipe_patch_insn(void *address, Uint32 value, Eterm type) return 0; } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +/* Make stub for native code calling exported beam function +*/ +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { unsigned int *code; unsigned int *tramp_callemu; @@ -272,9 +272,9 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) * Native code calls BEAM via a stub looking as follows: * * mov r0, #beamArity - * ldr r8, [pc,#0] // beamAddress + * ldr r8, [pc,#0] // callee_exp * b nbif_callemu - * .long beamAddress + * .long callee_exp * * I'm using r0 and r8 since they aren't used for * parameter passing in native code. The branch to @@ -292,12 +292,12 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) /* mov r0, #beamArity */ code[0] = 0xE3A00000 | (beamArity & 0xFF); - /* ldr r8, [pc,#0] // beamAddress */ + /* ldr r8, [pc,#0] // callee_exp */ code[1] = 0xE59F8000; /* b nbif_callemu */ code[2] = 0xEA000000 | (callemu_offset & 0x00FFFFFF); - /* .long beamAddress */ - code[3] = (unsigned int)beamAddress; + /* .long callee_exp */ + code[3] = (unsigned int)callee_exp; hipe_flush_icache_range(code, 4*sizeof(int)); diff --git a/erts/emulator/hipe/hipe_arm_asm.m4 b/erts/emulator/hipe/hipe_arm_asm.m4 index 85dc84973d..b2e3f83d1e 100644 --- a/erts/emulator/hipe/hipe_arm_asm.m4 +++ b/erts/emulator/hipe/hipe_arm_asm.m4 @@ -29,6 +29,14 @@ define(LEAF_WORDS,16)dnl number of stack words for leaf functions define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive `#define ARM_LEAF_WORDS 'LEAF_WORDS +`#define ARM_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Reserved registers. @@ -77,8 +85,6 @@ define(NR_ARG_REGS,3)dnl admissible values are 0 to 6, inclusive /* * Argument (parameter) registers. */ -`#define ARM_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -195,4 +201,6 @@ define(QUICK_CALL_RET,`NBIF_POP_N(eval(RET_POP($2)))b $1')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_ARM_ASM_H */' diff --git a/erts/emulator/hipe/hipe_arm_bifs.m4 b/erts/emulator/hipe/hipe_arm_bifs.m4 index bd8bc5ab6b..57e51bb8b1 100644 --- a/erts/emulator/hipe/hipe_arm_bifs.m4 +++ b/erts/emulator/hipe/hipe_arm_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_arm_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_arm_glue.S b/erts/emulator/hipe/hipe_arm_glue.S index 2e2b8604a6..069cb4512e 100644 --- a/erts/emulator/hipe/hipe_arm_glue.S +++ b/erts/emulator/hipe/hipe_arm_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_arm_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .text @@ -135,7 +134,7 @@ hipe_arm_throw_to_native: * which should look as follows: * * stub for f/N: - * <set r8 to f's BEAM code address> + * <set r8 to f's export entry address> * <set r0 to N> * b nbif_callemu * @@ -143,10 +142,10 @@ hipe_arm_throw_to_native: */ .global nbif_callemu nbif_callemu: - str r8, [P, #P_BEAM_IP] + str r8, [P, #P_CALLEE_EXP] str r0, [P, #P_ARITY] STORE_ARG_REGS - mov r0, #HIPE_MODE_SWITCH_RES_CALL + mov r0, #HIPE_MODE_SWITCH_RES_CALL_EXPORTED b .suspend_exit /* diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c index 2497d51df1..9eb0b88ced 100644 --- a/erts/emulator/hipe/hipe_bif0.c +++ b/erts/emulator/hipe/hipe_bif0.c @@ -89,25 +89,6 @@ static Eterm address_to_term(const void *address, Process *p) /* * BIFs for reading and writing memory. Used internally by HiPE. */ -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_read_u8_1(BIF_ALIST_1) -{ - unsigned char *address = term_to_address(BIF_ARG_1); - if (!address) - BIF_ERROR(BIF_P, BADARG); - BIF_RET(make_small(*address)); -} -#endif - -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_read_u32_1(BIF_ALIST_1) -{ - Uint32 *address = term_to_address(BIF_ARG_1); - if (!address || !hipe_word32_address_ok(address)) - BIF_ERROR(BIF_P, BADARG); - BIF_RET(Uint_to_term(*address, BIF_P)); -} -#endif BIF_RETTYPE hipe_bifs_write_u8_2(BIF_ALIST_2) { @@ -120,22 +101,6 @@ BIF_RETTYPE hipe_bifs_write_u8_2(BIF_ALIST_2) BIF_RET(NIL); } -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_write_s32_2(BIF_ALIST_2) -{ - Sint32 *address; - Sint value; - - address = term_to_address(BIF_ARG_1); - if (!address || !hipe_word32_address_ok(address)) - BIF_ERROR(BIF_P, BADARG); - if (!term_to_Sint32(BIF_ARG_2, &value)) - BIF_ERROR(BIF_P, BADARG); - *address = value; - BIF_RET(NIL); -} -#endif - BIF_RETTYPE hipe_bifs_write_u32_2(BIF_ALIST_2) { Uint32 *address; @@ -639,33 +604,6 @@ BIF_RETTYPE hipe_bifs_fun_to_address_1(BIF_ALIST_1) BIF_RET(address_to_term(pc, BIF_P)); } -static void *hipe_get_emu_address(Eterm m, Eterm f, unsigned int arity, int is_remote) -{ - void *address = NULL; - if (!is_remote) - address = hipe_find_emu_address(m, f, arity); - if (!address) { - /* if not found, stub it via the export entry */ - /* no lock needed around erts_export_get_or_make_stub() */ - Export *export_entry = erts_export_get_or_make_stub(m, f, arity); - address = export_entry->addressv[erts_active_code_ix()]; - } - return address; -} - -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_get_emu_address_1(BIF_ALIST_1) -{ - struct mfa mfa; - void *address; - - if (!term_to_mfa(BIF_ARG_1, &mfa)) - BIF_ERROR(BIF_P, BADARG); - address = hipe_get_emu_address(mfa.mod, mfa.fun, mfa.ari); - BIF_RET(address_to_term(address, BIF_P)); -} -#endif - BIF_RETTYPE hipe_bifs_set_native_address_3(BIF_ALIST_3) { Eterm *pc; @@ -713,33 +651,6 @@ BIF_RETTYPE hipe_bifs_set_native_address_3(BIF_ALIST_3) BIF_RET(am_false); } -#if 0 /* XXX: unused */ -/* - * hipe_bifs_address_to_fun(Address) - * - Address is the address of the start of a emu function's code - * - returns {Module, Function, Arity} - */ -BIF_RETTYPE hipe_bifs_address_to_fun_1(BIF_ALIST_1) -{ - Eterm *pc; - Eterm *funcinfo; - Eterm *hp; - - pc = term_to_address(BIF_ARG_1); - if (!pc) - BIF_ERROR(BIF_P, BADARG); - funcinfo = find_function_from_pc(pc); - if (!funcinfo) - BIF_RET(am_false); - hp = HAlloc(BIF_P, 4); - hp[0] = make_arityval(3); - hp[1] = funcinfo[0]; - hp[2] = funcinfo[1]; - hp[3] = make_small(funcinfo[2]); - BIF_RET(make_tuple(hp)); -} -#endif - BIF_RETTYPE hipe_bifs_enter_sdesc_1(BIF_ALIST_1) { struct sdesc *sdesc; @@ -948,37 +859,6 @@ BIF_RETTYPE hipe_bifs_primop_address_1(BIF_ALIST_1) BIF_RET(address_to_term(primop->address, BIF_P)); } -#if 0 /* XXX: unused */ -/* - * hipe_bifs_gbif_address(F,A) -> address or false - */ -#define GBIF_LIST(ATOM,ARY,CFUN) extern Eterm gbif_##CFUN(void); -#include "hipe_gbif_list.h" -#undef GBIF_LIST - -BIF_RETTYPE hipe_bifs_gbif_address_2(BIF_ALIST_2) -{ - Uint arity; - void *address; - - if (is_not_atom(BIF_ARG_1) || is_not_small(BIF_ARG_2)) - BIF_RET(am_false); /* error or false, does it matter? */ - arity = signed_val(BIF_ARG_2); - /* XXX: replace with a hash table later */ - do { /* trick to let us use 'break' instead of 'goto' */ -#define GBIF_LIST(ATOM,ARY,CFUN) if (BIF_ARG_1 == ATOM && arity == ARY) { address = CFUN; break; } -#include "hipe_gbif_list.h" -#undef GBIF_LIST - printf("\r\n%s: guard BIF ", __FUNCTION__); - fflush(stdout); - erts_printf("%T", BIF_ARG_1); - printf("/%lu isn't listed in hipe_gbif_list.h\r\n", arity); - BIF_RET(am_false); - } while (0); - BIF_RET(address_to_term(address, BIF_P)); -} -#endif - BIF_RETTYPE hipe_bifs_atom_to_word_1(BIF_ALIST_1) { if (is_not_atom(BIF_ARG_1)) @@ -1022,83 +902,12 @@ BIF_RETTYPE hipe_conv_big_to_float(BIF_ALIST_1) */ void hipe_emulate_fpe(Process* p) { - if (!finite(p->hipe.float_result)) { + if (!isfinite(p->hipe.float_result)) { p->fp_exception = 1; } } #endif -#if 0 /* XXX: unused */ -/* - * At least parts of this should be inlined in native code. - * The rest could be made a primop used by both the emulator and - * native code... - */ -BIF_RETTYPE hipe_bifs_make_fun_3(BIF_ALIST_3) -{ - Eterm free_vars; - Eterm mod; - Eterm *tp; - Uint index; - Uint uniq; - Uint num_free; - Eterm tmp_var; - Uint *tmp_ptr; - unsigned needed; - ErlFunThing *funp; - Eterm *hp; - int i; - - if (is_not_list(BIF_ARG_1) && is_not_nil(BIF_ARG_1)) - BIF_ERROR(BIF_P, BADARG); - free_vars = BIF_ARG_1; - - if (is_not_atom(BIF_ARG_2)) - BIF_ERROR(BIF_P, BADARG); - mod = BIF_ARG_2; - - if (is_not_tuple(BIF_ARG_3) || - (arityval(*tuple_val(BIF_ARG_3)) != 3)) - BIF_ERROR(BIF_P, BADARG); - tp = tuple_val(BIF_ARG_3); - - if (term_to_Uint(tp[1], &index) == 0) - BIF_ERROR(BIF_P, BADARG); - if (term_to_Uint(tp[2], &uniq) == 0) - BIF_ERROR(BIF_P, BADARG); - if (term_to_Uint(tp[3], &num_free) == 0) - BIF_ERROR(BIF_P, BADARG); - - needed = ERL_FUN_SIZE + num_free; - funp = (ErlFunThing *) HAlloc(BIF_P, needed); - hp = funp->env; - - funp->thing_word = HEADER_FUN; - - /* Need a ErlFunEntry *fe - * fe->refc++; - * funp->fe = fe; - */ - - funp->num_free = num_free; - funp->creator = BIF_P->id; - for (i = 0; i < num_free; i++) { - if (is_nil(free_vars)) - BIF_ERROR(BIF_P, BADARG); - tmp_ptr = list_val(free_vars); - tmp_var = CAR(tmp_ptr); - free_vars = CDR(tmp_ptr); - *hp++ = tmp_var; - } - if (is_not_nil(free_vars)) - BIF_ERROR(BIF_P, BADARG); - - funp->next = MSO(BIF_P).funs; - MSO(BIF_P).funs = funp; - - BIF_RET(make_fun(funp)); -} -#endif /* * args: Module, {Uniq, Index, BeamAddress} @@ -1163,22 +972,6 @@ BIF_RETTYPE hipe_bifs_set_native_address_in_fe_2(BIF_ALIST_2) BIF_RET(am_true); } -#if 0 /* XXX: unused */ -BIF_RETTYPE hipe_bifs_make_native_stub_2(BIF_ALIST_2) -{ - void *beamAddress; - Uint beamArity; - void *stubAddress; - - if ((beamAddress = term_to_address(BIF_ARG_1)) == 0 || - is_not_small(BIF_ARG_2) || - (beamArity = unsigned_val(BIF_ARG_2)) >= 256) - BIF_ERROR(BIF_P, BADARG); - stubAddress = hipe_make_native_stub(beamAddress, beamArity); - BIF_RET(address_to_term(stubAddress, BIF_P)); -} -#endif - /* * MFA info hash table: * - maps MFA to native code entry point @@ -1323,16 +1116,6 @@ static inline struct hipe_mfa_info *hipe_mfa_info_table_get_locked(Eterm m, Eter return NULL; } -#if 0 /* XXX: unused */ -void *hipe_mfa_find_na(Eterm m, Eterm f, unsigned int arity) -{ - const struct hipe_mfa_info *p; - - p = hipe_mfa_info_table_get(m, f, arity); - return p ? p->address : NULL; -} -#endif - static struct hipe_mfa_info *hipe_mfa_info_table_put_locked(Eterm m, Eterm f, unsigned int arity) { unsigned long h; @@ -1490,18 +1273,13 @@ void hipe_mfa_save_orig_beam_op(Eterm mod, Eterm fun, unsigned int ari, Eterm *p static void *hipe_make_stub(Eterm m, Eterm f, unsigned int arity, int is_remote) { - void *BEAMAddress; + Export *export_entry; void *StubAddress; -#if 0 - if (is_not_atom(m) || is_not_atom(f) || arity > 255) - return NULL; -#endif - BEAMAddress = hipe_get_emu_address(m, f, arity, is_remote); - StubAddress = hipe_make_native_stub(BEAMAddress, arity); -#if 0 - hipe_mfa_set_na(m, f, arity, StubAddress); -#endif + ASSERT(is_remote); + + export_entry = erts_export_get_or_make_stub(m, f, arity); + StubAddress = hipe_make_native_stub(export_entry, arity); return StubAddress; } diff --git a/erts/emulator/hipe/hipe_debug.c b/erts/emulator/hipe/hipe_debug.c index 32694a8f97..61406b92af 100644 --- a/erts/emulator/hipe/hipe_debug.c +++ b/erts/emulator/hipe/hipe_debug.c @@ -172,8 +172,10 @@ void hipe_print_pcb(Process *p) printf("P: 0x%0*lx\r\n", 2*(int)sizeof(long), (unsigned long)p); printf("-----------------------------------------------\r\n"); printf("Offset| Name | Value | *Value |\r\n"); +#undef U #define U(n,x) \ printf(" % 4d | %s | 0x%0*lx | |\r\n", (int)offsetof(Process,x), n, 2*(int)sizeof(long), (unsigned long)p->x) +#undef P #define P(n,x) \ printf(" % 4d | %s | 0x%0*lx | 0x%0*lx |\r\n", (int)offsetof(Process,x), n, 2*(int)sizeof(long), (unsigned long)p->x, 2*(int)sizeof(long), p->x ? (unsigned long)*(p->x) : -1UL) @@ -231,7 +233,7 @@ void hipe_print_pcb(Process *p) U("nsp ", hipe.nsp); U("nstack ", hipe.nstack); U("nstend ", hipe.nstend); - U("ncallee ", hipe.ncallee); + U("ncallee ", hipe.u.ncallee); hipe_arch_print_pcb(&p->hipe); #endif /* HIPE */ #undef U diff --git a/erts/emulator/hipe/hipe_gc.c b/erts/emulator/hipe/hipe_gc.c index 86c4068072..b10263f6e2 100644 --- a/erts/emulator/hipe/hipe_gc.c +++ b/erts/emulator/hipe/hipe_gc.c @@ -22,6 +22,9 @@ #ifdef HAVE_CONFIG_H #include "config.h" #endif + +#define ERL_WANT_GC_INTERNALS__ + #include "global.h" #include "erl_gc.h" diff --git a/erts/emulator/hipe/hipe_mkliterals.c b/erts/emulator/hipe/hipe_mkliterals.c index 0e287908b1..ed355ce264 100644 --- a/erts/emulator/hipe/hipe_mkliterals.c +++ b/erts/emulator/hipe/hipe_mkliterals.c @@ -498,8 +498,8 @@ static const struct rts_param rts_params[] = { { 38, "P_ARG4", 1, offsetof(struct process, def_arg_reg[4]) }, { 39, "P_ARG5", 1, offsetof(struct process, def_arg_reg[5]) }, { 40, "P_NSP", 1, offsetof(struct process, hipe.nsp) }, - { 41, "P_NCALLEE", 1, offsetof(struct process, hipe.ncallee) }, - { 42, "P_CLOSURE", 1, offsetof(struct process, hipe.closure) }, + { 41, "P_NCALLEE", 1, offsetof(struct process, hipe.u.ncallee) }, + { 42, "P_CLOSURE", 1, offsetof(struct process, hipe.u.closure) }, { 43, "P_NSP_LIMIT", 1, offsetof(struct process, hipe.nstack) }, { 44, "P_CSP", #if defined(__i386__) || defined(__x86_64__) @@ -524,6 +524,7 @@ static const struct rts_param rts_params[] = { }, { 49, "P_MSG_FIRST", 1, offsetof(struct process, msg.first) }, { 50, "P_MSG_SAVE", 1, offsetof(struct process, msg.save) }, + { 51, "P_CALLEE_EXP", 1, offsetof(struct process, hipe.u.callee_exp) }, }; #define NR_PARAMS ARRAY_SIZE(rts_params) diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c index 4ddc2790b1..8c73312d45 100644 --- a/erts/emulator/hipe/hipe_mode_switch.c +++ b/erts/emulator/hipe/hipe_mode_switch.c @@ -2,7 +2,7 @@ * %CopyrightBegin% * - * Copyright Ericsson AB 2001-2013. All Rights Reserved. + * Copyright Ericsson AB 2001-2014. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -140,7 +140,6 @@ void hipe_check_pcb(Process *p, const char *file, unsigned line) #endif /* HIPE_DEBUG > 0 */ /* ensure that at least nwords words are available on the native stack */ -static void hipe_check_nstack(Process *p, unsigned nwords); #if defined(__sparc__) #include "hipe_sparc_glue.h" @@ -159,7 +158,7 @@ static void hipe_check_nstack(Process *p, unsigned nwords); Uint hipe_beam_pc_return[1]; /* needed in hipe_debug.c */ Uint hipe_beam_pc_throw[1]; /* needed in hipe_debug.c */ Uint hipe_beam_pc_resume[1]; /* needed by hipe_set_timeout() */ -static Eterm hipe_beam_catch_throw; +Eterm hipe_beam_catch_throw; void hipe_mode_switch_init(void) { @@ -185,48 +184,31 @@ void hipe_set_call_trap(Uint *bfun, void *nfun, int is_closure) bfun[-4] = (Uint)nfun; } -void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) -{ - /* ensure that at least 2 words are available on the BEAM stack */ - if ((p->stop - 2) < p->htop) { - DPRINTF("calling gc to reserve BEAM stack size"); - p->fcalls -= erts_garbage_collect(p, 2, reg, arity); - ASSERT(!((p->stop - 2) < p->htop)); - } - p->stop -= 2; - p->stop[0] = NIL; - p->stop[1] = NIL; -} - static __inline__ void hipe_push_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) { - if (p->flags & F_DISABLE_GC) { + if (&p->stop[1] < p->hend && p->stop[1] == hipe_beam_catch_throw) { /* Trap frame already reserved */ - ASSERT(p->stop[0] == NIL && p->stop[1] == NIL); + ASSERT(p->stop[0] == NIL); } else { + ASSERT(!(p->flags & F_DISABLE_GC)); if ((p->stop - 2) < p->htop) { DPRINTF("calling gc to increase BEAM stack size"); p->fcalls -= erts_garbage_collect(p, 2, reg, arity); ASSERT(!((p->stop - 2) < p->htop)); } p->stop -= 2; + p->stop[1] = hipe_beam_catch_throw; } - p->stop[1] = hipe_beam_catch_throw; p->stop[0] = make_cp(p->cp); ++p->catches; p->cp = hipe_beam_pc_return; } -void hipe_unreserve_beam_trap_frame(Process *p) -{ - ASSERT(p->stop[0] == NIL && p->stop[1] == NIL); - p->stop += 2; -} - static __inline__ void hipe_pop_beam_trap_frame(Process *p) { + ASSERT(p->stop[1] == hipe_beam_catch_throw); p->cp = cp_val(p->stop[0]); --p->catches; p->stop += 2; @@ -257,14 +239,14 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) /* BEAM calls a native code function */ unsigned arity = cmd >> 8; - /* p->hipe.ncallee set in beam_emu */ + /* p->hipe.u.ncallee set in beam_emu */ if (p->cp == hipe_beam_pc_return) { /* Native called BEAM, which now tailcalls native. */ hipe_pop_beam_trap_frame(p); result = hipe_tailcall_to_native(p, arity, reg); break; } - DPRINTF("calling %#lx/%u", (long)p->hipe.ncallee, arity); + DPRINTF("calling %#lx/%u", (long)p->hipe.u.ncallee, arity); result = hipe_call_to_native(p, arity, reg); break; } @@ -282,18 +264,18 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) arity -= funp->num_free; /* arity == #formals */ reg[arity] = fun; ++arity; /* correct for having added the closure */ - /* HIPE_ASSERT(p->hipe.ncallee == (void(*)(void))funp->native_address); */ + /* HIPE_ASSERT(p->hipe.u.ncallee == (void(*)(void))funp->native_address); */ /* just like a normal call from now on */ - /* p->hipe.ncallee set in beam_emu */ + /* p->hipe.u.ncallee set in beam_emu */ if (p->cp == hipe_beam_pc_return) { /* Native called BEAM, which now tailcalls native. */ hipe_pop_beam_trap_frame(p); result = hipe_tailcall_to_native(p, arity, reg); break; } - DPRINTF("calling %#lx/%u", (long)p->hipe.ncallee, arity); + DPRINTF("calling %#lx/%u", (long)p->hipe.u.ncallee, arity); result = hipe_call_to_native(p, arity, reg); break; } @@ -396,13 +378,13 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) if (is_recursive) hipe_push_beam_trap_frame(p, reg, p->arity); - result = HIPE_MODE_SWITCH_RES_CALL; + result = HIPE_MODE_SWITCH_RES_CALL_BEAM; break; } - case HIPE_MODE_SWITCH_RES_CALL: { + case HIPE_MODE_SWITCH_RES_CALL_EXPORTED: { /* Native code calls or tailcalls BEAM. * - * p->i is the callee's BEAM code + * p->hipe.u.callee_exp is the callee's export entry * p->arity is the callee's arity * p->def_arg_reg[] contains the register parameters * p->hipe.nsp[] contains the stacked parameters @@ -422,15 +404,15 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) * F(A1, ..., AN, FV1, ..., FVM, Closure) * (Where Ai is argument i and FVj is free variable j) * - * p->hipe.closure contains the closure + * p->hipe.u.closure contains the closure * p->def_arg_reg[] contains the register parameters * p->hipe.nsp[] contains the stacked parameters */ ErlFunThing *closure; unsigned num_free, arity, i, is_recursive; - HIPE_ASSERT(is_fun(p->hipe.closure)); - closure = (ErlFunThing*)fun_val(p->hipe.closure); + HIPE_ASSERT(is_fun(p->hipe.u.closure)); + closure = (ErlFunThing*)fun_val(p->hipe.u.closure); num_free = closure->num_free; arity = closure->fe->arity; @@ -460,10 +442,10 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) p->i = closure->fe->address; /* Change result code to the faster plain CALL type. */ - result = HIPE_MODE_SWITCH_RES_CALL; + result = HIPE_MODE_SWITCH_RES_CALL_BEAM; } /* Append the closure as the last parameter. Don't increment arity. */ - reg[arity] = p->hipe.closure; + reg[arity] = p->hipe.u.closure; if (is_recursive) { /* BEAM called native, which now calls BEAM. @@ -541,7 +523,7 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) } } HIPE_CHECK_PCB(p); - result = HIPE_MODE_SWITCH_RES_CALL; + result = HIPE_MODE_SWITCH_RES_CALL_BEAM; p->def_arg_reg[3] = result; return p; } @@ -569,7 +551,7 @@ Process *hipe_mode_switch(Process *p, unsigned cmd, Eterm reg[]) address = hipe_get_remote_na(mfa[0], mfa[1], arity); if (!address) goto do_apply_fail; - p->hipe.ncallee = (void(*)(void)) address; + p->hipe.u.ncallee = (void(*)(void)) address; result = hipe_tailcall_to_native(p, arity, reg); goto do_return_from_native; do_apply_fail: @@ -599,7 +581,6 @@ static unsigned hipe_next_nstack_size(unsigned size) } #if 0 && defined(HIPE_NSTACK_GROWS_UP) -#define hipe_nstack_avail(p) ((p)->hipe.nstend - (p)->hipe.nsp) void hipe_inc_nstack(Process *p) { Eterm *old_nstack = p->hipe.nstack; @@ -623,7 +604,6 @@ void hipe_inc_nstack(Process *p) #endif #if defined(HIPE_NSTACK_GROWS_DOWN) -#define hipe_nstack_avail(p) ((unsigned)((p)->hipe.nsp - (p)->hipe.nstack)) void hipe_inc_nstack(Process *p) { unsigned old_size = p->hipe.nstend - p->hipe.nstack; @@ -655,12 +635,6 @@ void hipe_empty_nstack(Process *p) p->hipe.nstend = NULL; } -static void hipe_check_nstack(Process *p, unsigned nwords) -{ - while (hipe_nstack_avail(p) < nwords) - hipe_inc_nstack(p); -} - void hipe_set_closure_stub(ErlFunEntry *fe, unsigned num_free) { unsigned arity; diff --git a/erts/emulator/hipe/hipe_mode_switch.h b/erts/emulator/hipe/hipe_mode_switch.h index 06721e3c04..b8de12fcbb 100644 --- a/erts/emulator/hipe/hipe_mode_switch.h +++ b/erts/emulator/hipe/hipe_mode_switch.h @@ -31,7 +31,7 @@ /* result codes for beam_emu <- hipe_mode_switch() return */ #define HIPE_MODE_SWITCH_RES_RETURN 4 -#define HIPE_MODE_SWITCH_RES_CALL 5 +#define HIPE_MODE_SWITCH_RES_CALL_EXPORTED 5 #define HIPE_MODE_SWITCH_RES_THROW 6 /* additional result codes for hipe_mode_switch() <- native return */ @@ -45,6 +45,8 @@ #define HIPE_MODE_SWITCH_RES_APPLY 13 /* mode_switch <- native */ +#define HIPE_MODE_SWITCH_RES_CALL_BEAM 14 + #ifndef ASM #include "error.h" @@ -59,13 +61,58 @@ void hipe_empty_nstack(Process *p); void hipe_set_closure_stub(ErlFunEntry *fe, unsigned num_free); Eterm hipe_build_stacktrace(Process *p, struct StackTrace *s); -void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity); -void hipe_unreserve_beam_trap_frame(Process*); +ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process*, Eterm reg[], unsigned arity); +ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process*); extern Uint hipe_beam_pc_return[]; extern Uint hipe_beam_pc_throw[]; extern Uint hipe_beam_pc_resume[]; +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +#include "erl_gc.h" +#include "hipe_stack.h" + +#if defined(__sparc__) +#include "hipe_sparc_glue.h" +#elif defined(__i386__) +#include "hipe_x86_glue.h" +#elif defined(__x86_64__) +#include "hipe_amd64_glue.h" +#elif defined(__powerpc__) || defined(__ppc__) || defined(__powerpc64__) +#include "hipe_ppc_glue.h" +#elif defined(__arm__) +#include "hipe_arm_glue.h" +#endif + +extern Eterm hipe_beam_catch_throw; + +ERTS_GLB_INLINE void hipe_reserve_beam_trap_frame(Process *p, Eterm reg[], unsigned arity) +{ + if (!hipe_bifcall_from_native_is_recursive(p)) + return; + + /* ensure that at least 2 words are available on the BEAM stack */ + if ((p->stop - 2) < p->htop) { + p->fcalls -= erts_garbage_collect(p, 2, reg, arity); + ASSERT(!((p->stop - 2) < p->htop)); + } + p->stop -= 2; + p->stop[0] = NIL; + p->stop[1] = hipe_beam_catch_throw; +} + +ERTS_GLB_INLINE void hipe_unreserve_beam_trap_frame(Process *p) +{ + if (!hipe_bifcall_from_native_is_recursive(p)) + return; + + ASSERT(p->stop[0] == NIL && p->stop[1] == hipe_beam_catch_throw); + p->stop += 2; +} + +#endif /* ERTS_GLB_INLINE_INCL_FUNC_DEF */ + #endif /* ASM */ #endif /* HIPE_MODE_SWITCH_H */ diff --git a/erts/emulator/hipe/hipe_native_bif.c b/erts/emulator/hipe/hipe_native_bif.c index 7d343dd91e..7e8632b50d 100644 --- a/erts/emulator/hipe/hipe_native_bif.c +++ b/erts/emulator/hipe/hipe_native_bif.c @@ -330,8 +330,6 @@ char *hipe_bs_allocate(int len) Binary *bptr; bptr = erts_bin_nrml_alloc(len); - bptr->flags = 0; - bptr->orig_size = len; erts_smp_atomic_init_nob(&bptr->refc, 1); return bptr->orig_bytes; } @@ -341,7 +339,6 @@ Binary *hipe_bs_reallocate(Binary* oldbptr, int newsize) Binary *bptr; bptr = erts_bin_realloc(oldbptr, newsize); - bptr->orig_size = newsize; return bptr; } diff --git a/erts/emulator/hipe/hipe_ppc.c b/erts/emulator/hipe/hipe_ppc.c index 2d8fd61e1e..4dc26cdbc8 100644 --- a/erts/emulator/hipe/hipe_ppc.c +++ b/erts/emulator/hipe/hipe_ppc.c @@ -285,7 +285,7 @@ int hipe_patch_insn(void *address, Uint64 value, Eterm type) } } -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { unsigned int *code; @@ -294,16 +294,16 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) code = alloc_stub(7); - /* addis r12,0,beamAddress@highest */ - code[0] = 0x3d800000 | (((unsigned long)beamAddress >> 48) & 0xffff); - /* ori r12,r12,beamAddress@higher */ - code[1] = 0x618c0000 | (((unsigned long)beamAddress >> 32) & 0xffff); + /* addis r12,0,callee_exp@highest */ + code[0] = 0x3d800000 | (((unsigned long)callee_exp >> 48) & 0xffff); + /* ori r12,r12,callee_exp@higher */ + code[1] = 0x618c0000 | (((unsigned long)callee_exp >> 32) & 0xffff); /* sldi r12,r12,32 (rldicr r12,r12,32,31) */ code[2] = 0x798c07c6; - /* oris r12,r12,beamAddress@h */ - code[3] = 0x658c0000 | (((unsigned long)beamAddress >> 16) & 0xffff); - /* ori r12,r12,beamAddress@l */ - code[4] = 0x618c0000 | ((unsigned long)beamAddress & 0xffff); + /* oris r12,r12,callee_exp@h */ + code[3] = 0x658c0000 | (((unsigned long)callee_exp >> 16) & 0xffff); + /* ori r12,r12,callee_exp@l */ + code[4] = 0x618c0000 | ((unsigned long)callee_exp & 0xffff); /* addi r0,0,beamArity */ code[5] = 0x38000000 | (beamArity & 0x7FFF); /* ba nbif_callemu */ @@ -355,18 +355,16 @@ int hipe_patch_insn(void *address, Uint32 value, Eterm type) return 0; } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { unsigned int *code; /* * Native code calls BEAM via a stub looking as follows: * - * addi r12,0,beamAddress@l + * addi r12,0,callee_exp@l * addi r0,0,beamArity - * addis r12,r12,beamAddress@ha + * addis r12,r12,callee_exp@ha * ba nbif_callemu * * I'm using r0 and r12 since the standard SVR4 ABI allows @@ -384,12 +382,12 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) code = alloc_stub(4); - /* addi r12,0,beamAddress@l */ - code[0] = 0x39800000 | ((unsigned long)beamAddress & 0xFFFF); + /* addi r12,0,callee_exp@l */ + code[0] = 0x39800000 | ((unsigned long)callee_exp & 0xFFFF); /* addi r0,0,beamArity */ code[1] = 0x38000000 | (beamArity & 0x7FFF); - /* addis r12,r12,beamAddress@ha */ - code[2] = 0x3D8C0000 | at_ha((unsigned long)beamAddress); + /* addis r12,r12,callee_exp@ha */ + code[2] = 0x3D8C0000 | at_ha((unsigned long)callee_exp); /* ba nbif_callemu */ code[3] = 0x48000002 | (unsigned long)&nbif_callemu; diff --git a/erts/emulator/hipe/hipe_ppc_asm.m4 b/erts/emulator/hipe/hipe_ppc_asm.m4 index 343402f9f0..4a1caa1543 100644 --- a/erts/emulator/hipe/hipe_ppc_asm.m4 +++ b/erts/emulator/hipe/hipe_ppc_asm.m4 @@ -23,6 +23,22 @@ changecom(`/*', `*/')dnl #define HIPE_PPC_ASM_H' /* + * Tunables. + */ +define(LEAF_WORDS,16)dnl number of stack words for leaf functions +define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive + +`#define PPC_LEAF_WORDS 'LEAF_WORDS +`#define PPC_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ + +/* * Handle 32 vs 64-bit. */ ifelse(ARCH,ppc64,` @@ -53,13 +69,6 @@ define(WSIZE,4)dnl `#define STORE 'STORE `#define CMPI 'CMPI -/* - * Tunables. - */ -define(LEAF_WORDS,16)dnl number of stack words for leaf functions -define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive - -`#define PPC_LEAF_WORDS 'LEAF_WORDS /* * Workarounds for Darwin. @@ -193,8 +202,6 @@ NAME: \ /* * Argument (parameter) registers. */ -`#define PPC_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' @@ -309,4 +316,6 @@ define(QUICK_CALL_RET,`NBIF_POP_N(eval(RET_POP($2)))b $1')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_PPC_ASM_H */' diff --git a/erts/emulator/hipe/hipe_ppc_bifs.m4 b/erts/emulator/hipe/hipe_ppc_bifs.m4 index 7cc2b5c7b6..f53b79b52e 100644 --- a/erts/emulator/hipe/hipe_ppc_bifs.m4 +++ b/erts/emulator/hipe/hipe_ppc_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_ppc_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_ppc_glue.S b/erts/emulator/hipe/hipe_ppc_glue.S index 6f0217c738..c48fb150af 100644 --- a/erts/emulator/hipe/hipe_ppc_glue.S +++ b/erts/emulator/hipe/hipe_ppc_glue.S @@ -17,10 +17,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_ppc_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .text @@ -296,7 +295,7 @@ CSYM(hipe_ppc_throw_to_native): * which should look as follows: * * stub for f/N: - * <set r12 to f's BEAM code address> + * <set r12 to f's export entry address> * <set r0 to N> * b nbif_callemu * @@ -312,10 +311,10 @@ CSYM(hipe_ppc_throw_to_native): */ GLOBAL(ASYM(nbif_callemu)) ASYM(nbif_callemu): - STORE r12, P_BEAM_IP(P) + STORE r12, P_CALLEE_EXP(P) STORE r0, P_ARITY(P) STORE_ARG_REGS - li r3, HIPE_MODE_SWITCH_RES_CALL + li r3, HIPE_MODE_SWITCH_RES_CALL_EXPORTED b .suspend_exit /* diff --git a/erts/emulator/hipe/hipe_process.h b/erts/emulator/hipe/hipe_process.h index 4ee99d78a2..86655ad42c 100644 --- a/erts/emulator/hipe/hipe_process.h +++ b/erts/emulator/hipe/hipe_process.h @@ -23,14 +23,17 @@ #define HIPE_PROCESS_H #include "erl_alloc.h" +#include "export.h" struct hipe_process_state { Eterm *nsp; /* Native stack pointer. */ Eterm *nstack; /* Native stack block start. */ Eterm *nstend; /* Native stack block end (start+size). */ - /* XXX: ncallee and closure could share space in a union */ - void (*ncallee)(void); /* Native code callee (label) to invoke. */ - Eterm closure; /* Used to pass a closure from native code. */ + union { + void (*ncallee)(void); /* Native code callee (label) to invoke. */ + Eterm closure; /* Used to pass a closure from native code. */ + Export* callee_exp; /* Used to pass export entry from native code */ + }u; Eterm *nstgraylim; /* Gray/white stack boundary. */ Eterm *nstblacklim; /* Black/gray stack boundary. Must exist if graylim exists. Ignored if no graylim. */ diff --git a/erts/emulator/hipe/hipe_risc_glue.h b/erts/emulator/hipe/hipe_risc_glue.h index cc2671c016..dbb7086dae 100644 --- a/erts/emulator/hipe/hipe_risc_glue.h +++ b/erts/emulator/hipe/hipe_risc_glue.h @@ -214,6 +214,14 @@ hipe_trap_from_native_is_recursive(Process *p) return 0; } +/* Native called BIF. Is it a recursive call? + i.e should we return back to native when BIF is done? */ +static __inline__ int +hipe_bifcall_from_native_is_recursive(Process *p) +{ + return (p->hipe.nra != (void(*)(void))&nbif_return); +} + /* Native makes a call which needs to unload the parameters. This differs from hipe_call_from_native_is_recursive() in diff --git a/erts/emulator/hipe/hipe_risc_stack.c b/erts/emulator/hipe/hipe_risc_stack.c index 1183856c7e..bea3a0fecd 100644 --- a/erts/emulator/hipe/hipe_risc_stack.c +++ b/erts/emulator/hipe/hipe_risc_stack.c @@ -226,7 +226,7 @@ void (*hipe_handle_stack_trap(Process *p))(void) * The native stack MUST contain a stack frame as it appears on * entry to a function (actuals, caller's frame, caller's return address). * p->hipe.narity MUST contain the arity (number of actuals). - * On exit, p->hipe.ncallee is set to the handler's PC and p->hipe.nsp + * On exit, p->hipe.u.ncallee is set to the handler's PC and p->hipe.nsp * is set to its SP (low address of its stack frame). */ void hipe_find_handler(Process *p) @@ -254,7 +254,7 @@ void hipe_find_handler(Process *p) if ((exnra = sdesc_exnra(sdesc)) != 0 && (p->catches >= 0 || exnra == (unsigned long)&nbif_fail)) { - p->hipe.ncallee = (void(*)(void)) exnra; + p->hipe.u.ncallee = (void(*)(void)) exnra; p->hipe.nsp = nsp; p->hipe.narity = 0; /* update the gray/white boundary if we threw past it */ diff --git a/erts/emulator/hipe/hipe_sparc.c b/erts/emulator/hipe/hipe_sparc.c index 49d4da7bab..2052aa8498 100644 --- a/erts/emulator/hipe/hipe_sparc.c +++ b/erts/emulator/hipe/hipe_sparc.c @@ -204,9 +204,7 @@ void *hipe_alloc_code(Uint nrbytes, Eterm callees, Eterm *trampolines, Process * return alloc_code(nrbytes); } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { unsigned int *code; unsigned int callEmuOffset; @@ -215,11 +213,11 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) code = alloc_code(5*sizeof(int)); /* sethi %hi(Address), %i4 */ - code[0] = 0x39000000 | (((unsigned int)beamAddress >> 10) & 0x3FFFFF); + code[0] = 0x39000000 | (((unsigned int)callee_exp >> 10) & 0x3FFFFF); /* or %g0, %o7, %i3 ! mov %o7, %i3 */ code[1] = 0xB610000F; /* or %i4, %lo(Address), %i4 */ - code[2] = 0xB8172000 | ((unsigned int)beamAddress & 0x3FF); + code[2] = 0xB8172000 | ((unsigned int)callee_exp & 0x3FF); /* call callemu */ callEmuOffset = (char*)nbif_callemu - (char*)&code[3]; code[3] = (1 << 30) | ((callEmuOffset >> 2) & 0x3FFFFFFF); diff --git a/erts/emulator/hipe/hipe_sparc_asm.m4 b/erts/emulator/hipe/hipe_sparc_asm.m4 index 227d10ed80..c3c3bcb74a 100644 --- a/erts/emulator/hipe/hipe_sparc_asm.m4 +++ b/erts/emulator/hipe/hipe_sparc_asm.m4 @@ -29,6 +29,14 @@ define(LEAF_WORDS,16)dnl number of stack words for leaf functions define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive `#define SPARC_LEAF_WORDS 'LEAF_WORDS +`#define SPARC_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ /* * Reserved registers. @@ -80,9 +88,6 @@ define(NR_ARG_REGS,4)dnl admissible values are 0 to 6, inclusive /* * Argument (parameter) registers. */ -`#define SPARC_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS - define(defarg,`define(ARG$1,`$2')dnl #`define ARG'$1 $2' )dnl @@ -210,4 +215,6 @@ define(QUICK_CALL_RET,`ba $1; NBIF_POP_N(eval(RET_POP($2)))')dnl `/* #define QUICK_CALL_RET_F_3 'QUICK_CALL_RET(F,3)` */' `/* #define QUICK_CALL_RET_F_5 'QUICK_CALL_RET(F,5)` */' +`#endif /* ASM */' + `#endif /* HIPE_SPARC_ASM_H */' diff --git a/erts/emulator/hipe/hipe_sparc_bifs.m4 b/erts/emulator/hipe/hipe_sparc_bifs.m4 index ca5af45d58..2bfe3a4646 100644 --- a/erts/emulator/hipe/hipe_sparc_bifs.m4 +++ b/erts/emulator/hipe/hipe_sparc_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_sparc_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_sparc_glue.S b/erts/emulator/hipe/hipe_sparc_glue.S index 44bdf1bc7e..6c8c841194 100644 --- a/erts/emulator/hipe/hipe_sparc_glue.S +++ b/erts/emulator/hipe/hipe_sparc_glue.S @@ -18,10 +18,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_sparc_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" .section ".text" @@ -155,9 +154,9 @@ hipe_sparc_throw_to_native: * which should look as follows: * * stub for f/N: - * sethi %hi(f's BEAM code address), TEMP_ARG0 + * sethi %hi(f's export entry address), TEMP_ARG0 * mov RA, TEMP_RA ! because the call below clobbers RA (%o7) - * or TEMP_ARG0, %lo(f's BEAM code address), TEMP_ARG0 + * or TEMP_ARG0, %lo(f's export entry address), TEMP_ARG0 * call nbif_callemu ! clobbers RA! * mov N, TEMP_ARG1 ! delay slot: TEMP_ARG1 := ARITY * @@ -165,12 +164,12 @@ hipe_sparc_throw_to_native: */ .global nbif_callemu nbif_callemu: - st TEMP_ARG0, [P+P_BEAM_IP] + st TEMP_ARG0, [P+P_CALLEE_EXP] st TEMP_ARG1, [P+P_ARITY] st TEMP_RA, [P+P_NRA] STORE_ARG_REGS ba .flush_exit - mov HIPE_MODE_SWITCH_RES_CALL, %o0 + mov HIPE_MODE_SWITCH_RES_CALL_EXPORTED, %o0 /* * nbif_apply diff --git a/erts/emulator/hipe/hipe_stack.h b/erts/emulator/hipe/hipe_stack.h index 66f9f04c73..4cfdb54dd8 100644 --- a/erts/emulator/hipe/hipe_stack.h +++ b/erts/emulator/hipe/hipe_stack.h @@ -108,12 +108,23 @@ extern int hipe_fill_stacktrace(Process*, int, Eterm**); #if 0 && defined(HIPE_NSTACK_GROWS_UP) #define hipe_nstack_start(p) ((p)->hipe.nstack) #define hipe_nstack_used(p) ((p)->hipe.nsp - (p)->hipe.nstack) +#define hipe_nstack_avail(p) ((p)->hipe.nstend - (p)->hipe.nsp) #endif #if defined(HIPE_NSTACK_GROWS_DOWN) #define hipe_nstack_start(p) ((p)->hipe.nsp) #define hipe_nstack_used(p) ((p)->hipe.nstend - (p)->hipe.nsp) +#define hipe_nstack_avail(p) ((unsigned)((p)->hipe.nsp - (p)->hipe.nstack)) #endif +/* ensure that at least nwords words are available on the native stack */ +static __inline__ void hipe_check_nstack(Process *p, unsigned nwords) +{ + extern void hipe_inc_nstack(Process *p); + + while (hipe_nstack_avail(p) < nwords) + hipe_inc_nstack(p); +} + /* * GC support procedures */ diff --git a/erts/emulator/hipe/hipe_x86.c b/erts/emulator/hipe/hipe_x86.c index 327c74e9aa..314f6b597c 100644 --- a/erts/emulator/hipe/hipe_x86.c +++ b/erts/emulator/hipe/hipe_x86.c @@ -182,18 +182,16 @@ void *hipe_alloc_code(Uint nrbytes, Eterm callees, Eterm *trampolines, Process * return alloc_code(nrbytes); } -/* called from hipe_bif0.c:hipe_bifs_make_native_stub_2() - and hipe_bif0.c:hipe_make_stub() */ -void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) +void *hipe_make_native_stub(void *callee_exp, unsigned int beamArity) { /* * This creates a native code stub with the following contents: * - * movl $Address, P_BEAM_IP(%ebp) + * movl $Address, P_CALLEE_EXP(%ebp) * movb $Arity, P_ARITY(%ebp) * jmp callemu * - * The stub has variable size, depending on whether the P_BEAM_IP + * The stub has variable size, depending on whether the P_CALLEE_EXP * and P_ARITY offsets fit in 8-bit signed displacements or not. * The rel32 offset in the final jmp depends on its actual location, * which also depends on the size of the previous instructions. @@ -206,28 +204,28 @@ void *hipe_make_native_stub(void *beamAddress, unsigned int beamArity) codeSize = /* 16, 19, or 22 bytes */ 16 + /* 16 when both offsets are 8-bit */ - (P_BEAM_IP >= 128 ? 3 : 0) + + (P_CALLEE_EXP >= 128 ? 3 : 0) + (P_ARITY >= 128 ? 3 : 0); codep = code = alloc_code(codeSize); - /* movl $beamAddress, P_BEAM_IP(%ebp); 3 or 6 bytes, plus 4 */ + /* movl $beamAddress, P_CALLEE_EXP(%ebp); 3 or 6 bytes, plus 4 */ codep[0] = 0xc7; -#if P_BEAM_IP >= 128 +#if P_CALLEE_EXP >= 128 codep[1] = 0x85; /* disp32[EBP] */ - codep[2] = P_BEAM_IP & 0xFF; - codep[3] = (P_BEAM_IP >> 8) & 0xFF; - codep[4] = (P_BEAM_IP >> 16) & 0xFF; - codep[5] = (P_BEAM_IP >> 24) & 0xFF; + codep[2] = P_CALLEE_EXP & 0xFF; + codep[3] = (P_CALLEE_EXP >> 8) & 0xFF; + codep[4] = (P_CALLEE_EXP >> 16) & 0xFF; + codep[5] = (P_CALLEE_EXP >> 24) & 0xFF; codep += 6; #else codep[1] = 0x45; /* disp8[EBP] */ - codep[2] = P_BEAM_IP; + codep[2] = P_CALLEE_EXP; codep += 3; #endif - codep[0] = ((unsigned int)beamAddress) & 0xFF; - codep[1] = ((unsigned int)beamAddress >> 8) & 0xFF; - codep[2] = ((unsigned int)beamAddress >> 16) & 0xFF; - codep[3] = ((unsigned int)beamAddress >> 24) & 0xFF; + codep[0] = ((unsigned int)callee_exp) & 0xFF; + codep[1] = ((unsigned int)callee_exp >> 8) & 0xFF; + codep[2] = ((unsigned int)callee_exp >> 16) & 0xFF; + codep[3] = ((unsigned int)callee_exp >> 24) & 0xFF; codep += 4; /* movb $beamArity, P_ARITY(%ebp); 3 or 6 bytes */ diff --git a/erts/emulator/hipe/hipe_x86_asm.m4 b/erts/emulator/hipe/hipe_x86_asm.m4 index 020ccf8d4b..39c5cb1044 100644 --- a/erts/emulator/hipe/hipe_x86_asm.m4 +++ b/erts/emulator/hipe/hipe_x86_asm.m4 @@ -33,6 +33,18 @@ define(SIMULATE_NSP,0)dnl change to 1 to simulate call/ret insns `#define X86_LEAF_WORDS 'LEAF_WORDS `#define LEAF_WORDS 'LEAF_WORDS +`#define X86_NR_ARG_REGS 'NR_ARG_REGS +`#define NR_ARG_REGS 'NR_ARG_REGS + +`#define X86_HP_IN_ESI 'HP_IN_ESI +`#define X86_SIMULATE_NSP 'SIMULATE_NSP + + +`#ifdef ASM' +/* + * Only assembler stuff from here on (when included from *.S) + */ + /* * Workarounds for Darwin. */ @@ -60,7 +72,6 @@ ifelse(OPSYS,darwin,`` */ `#define P %ebp' -`#define X86_HP_IN_ESI 'HP_IN_ESI `#if X86_HP_IN_ESI #define SAVE_HP movl %esi, P_HP(P) #define RESTORE_HP movl P_HP(P), %esi @@ -73,7 +84,6 @@ ifelse(OPSYS,darwin,`` #define SAVE_CSP movl %esp, P_CSP(P) #define RESTORE_CSP movl P_CSP(P), %esp' -`#define X86_SIMULATE_NSP 'SIMULATE_NSP /* * Context switching macros. @@ -100,12 +110,10 @@ ifelse(OPSYS,darwin,`` SAVE_CACHED_STATE; \ SWITCH_ERLANG_TO_C_QUICK' + /* * Argument (parameter) registers. */ -`#define X86_NR_ARG_REGS 'NR_ARG_REGS -`#define NR_ARG_REGS 'NR_ARG_REGS - ifelse(eval(NR_ARG_REGS >= 1),0,, ``#define ARG0 %eax '')dnl @@ -282,4 +290,6 @@ define(LOAD_CALLER_SAVE,`LAR_N(eval(NR_CALLER_SAVE-1))')dnl `#define STORE_CALLER_SAVE 'STORE_CALLER_SAVE `#define LOAD_CALLER_SAVE 'LOAD_CALLER_SAVE +`#endif /* ASM */' + `#endif /* HIPE_X86_ASM_H */' diff --git a/erts/emulator/hipe/hipe_x86_bifs.m4 b/erts/emulator/hipe/hipe_x86_bifs.m4 index dd6980f555..a0f16efa33 100644 --- a/erts/emulator/hipe/hipe_x86_bifs.m4 +++ b/erts/emulator/hipe/hipe_x86_bifs.m4 @@ -19,6 +19,7 @@ changecom(`/*', `*/')dnl */ +#`define ASM' include(`hipe/hipe_x86_asm.m4') #`include' "config.h" #`include' "hipe_literals.h" diff --git a/erts/emulator/hipe/hipe_x86_glue.S b/erts/emulator/hipe/hipe_x86_glue.S index 88b86f4de7..9d38eaaafd 100644 --- a/erts/emulator/hipe/hipe_x86_glue.S +++ b/erts/emulator/hipe/hipe_x86_glue.S @@ -18,10 +18,9 @@ * %CopyrightEnd% */ - +#define ASM #include "hipe_x86_asm.h" #include "hipe_literals.h" -#define ASM #include "hipe_mode_switch.h" /* @@ -104,7 +103,7 @@ ASYM(nbif_return): * stub (hipe_x86_loader.erl) which should look as follows: * * stub for f/N: - * movl $<f's BEAM code address>, P_BEAM_IP(P) + * movl $<f's export entry address>, P_CALLEE_EXP(P) * movb $<N>, P_ARITY(P) * jmp nbif_callemu * @@ -114,7 +113,7 @@ ASYM(nbif_return): GLOBAL(ASYM(nbif_callemu)) ASYM(nbif_callemu): STORE_ARG_REGS - movl $HIPE_MODE_SWITCH_RES_CALL, %eax + movl $HIPE_MODE_SWITCH_RES_CALL_EXPORTED, %eax jmp .suspend_exit /* diff --git a/erts/emulator/hipe/hipe_x86_glue.h b/erts/emulator/hipe/hipe_x86_glue.h index 63ad250d60..4b6e495b9a 100644 --- a/erts/emulator/hipe/hipe_x86_glue.h +++ b/erts/emulator/hipe/hipe_x86_glue.h @@ -207,6 +207,14 @@ hipe_trap_from_native_is_recursive(Process *p) return 0; } +/* Native called BIF. Is it a recursive call? + i.e should we return back to native when BIF is done? */ +static __inline__ int +hipe_bifcall_from_native_is_recursive(Process *p) +{ + return (*p->hipe.nsp != (Eterm)nbif_return); +} + /* Native makes a call which needs to unload the parameters. This differs from hipe_call_from_native_is_recursive() in diff --git a/erts/emulator/hipe/hipe_x86_stack.c b/erts/emulator/hipe/hipe_x86_stack.c index 9ad3fa9d31..7f1c2f7d41 100644 --- a/erts/emulator/hipe/hipe_x86_stack.c +++ b/erts/emulator/hipe/hipe_x86_stack.c @@ -209,7 +209,7 @@ void (*hipe_handle_stack_trap(Process *p))(void) * The native stack MUST contain a stack frame as it appears on * entry to a function (return address, actuals, caller's frame). * p->hipe.narity MUST contain the arity (number of actuals). - * On exit, p->hipe.ncallee is set to the handler's PC and p->hipe.nsp + * On exit, p->hipe.u.ncallee is set to the handler's PC and p->hipe.nsp * is set to its SP (low address of its stack frame). */ void hipe_find_handler(Process *p) @@ -240,7 +240,7 @@ void hipe_find_handler(Process *p) if ((exnra = sdesc_exnra(sdesc)) != 0 && (p->catches >= 0 || exnra == (unsigned long)nbif_fail)) { - p->hipe.ncallee = (void(*)(void)) exnra; + p->hipe.u.ncallee = (void(*)(void)) exnra; p->hipe.nsp = nsp; p->hipe.narity = 0; /* update the gray/white boundary if we threw past it */ diff --git a/erts/emulator/sys/common/erl_check_io.c b/erts/emulator/sys/common/erl_check_io.c index 1db673e7f3..81cb5dc4bb 100644 --- a/erts/emulator/sys/common/erl_check_io.c +++ b/erts/emulator/sys/common/erl_check_io.c @@ -52,8 +52,17 @@ typedef char EventStateType; #define ERTS_EV_TYPE_STOP_USE ((EventStateType) 3) /* pending stop_select */ typedef char EventStateFlags; -#define ERTS_EV_FLAG_USED ((EventStateFlags) 1) /* ERL_DRV_USE has been turned on */ +#define ERTS_EV_FLAG_USED ((EventStateFlags) 1) /* ERL_DRV_USE has been turned on */ +#define ERTS_EV_FLAG_DEFER_IN_EV ((EventStateFlags) 2) +#define ERTS_EV_FLAG_DEFER_OUT_EV ((EventStateFlags) 4) +#ifdef DEBUG +# define ERTS_ACTIVE_FD_INC 2 +#else +# define ERTS_ACTIVE_FD_INC 128 +#endif + +#define ERTS_CHECK_IO_POLL_RES_LEN 512 #if defined(ERTS_KERNEL_POLL_VERSION) # define ERTS_CIO_EXPORT(FUNC) FUNC ## _kp @@ -67,6 +76,7 @@ typedef char EventStateFlags; (ERTS_POLL_USE_POLL && !ERTS_POLL_USE_KERNEL_POLL) #define ERTS_CIO_POLL_CTL ERTS_POLL_EXPORT(erts_poll_control) +#define ERTS_CIO_POLL_CTLV ERTS_POLL_EXPORT(erts_poll_controlv) #define ERTS_CIO_POLL_WAIT ERTS_POLL_EXPORT(erts_poll_wait) #ifdef ERTS_POLL_NEED_ASYNC_INTERRUPT_SUPPORT #define ERTS_CIO_POLL_AS_INTR ERTS_POLL_EXPORT(erts_poll_async_sig_interrupt) @@ -85,6 +95,13 @@ static struct pollset_info { ErtsPollSet ps; erts_smp_atomic_t in_poll_wait; /* set while doing poll */ + struct { + int six; /* start index */ + int eix; /* end index */ + erts_smp_atomic32_t no; + int size; + ErtsSysFdType *array; + } active_fd; #ifdef ERTS_SMP struct removed_fd* removed_list; /* list of deselected fd's*/ erts_smp_spinlock_t removed_list_lock; @@ -97,9 +114,11 @@ typedef struct { SafeHashBucket hb; #endif ErtsSysFdType fd; - union { - ErtsDrvEventDataState *event; /* ERTS_EV_TYPE_DRV_EV */ + struct { ErtsDrvSelectDataState *select; /* ERTS_EV_TYPE_DRV_SEL */ +#if ERTS_CIO_HAVE_DRV_EVENT + ErtsDrvEventDataState *event; /* ERTS_EV_TYPE_DRV_EV */ +#endif erts_driver_t* drv_ptr; /* ERTS_EV_TYPE_STOP_USE */ } driver; ErtsPollEvents events; @@ -169,6 +188,10 @@ static ERTS_INLINE ErtsDrvEventState* hash_new_drv_ev_state(ErtsSysFdType fd) ErtsDrvEventState tmpl; tmpl.fd = fd; tmpl.driver.select = NULL; +#if ERTS_CIO_HAVE_DRV_EVENT + tmpl.driver.event = NULL; +#endif + tmpl.driver.drv_ptr = NULL; tmpl.events = 0; tmpl.remove_cnt = 0; tmpl.type = ERTS_EV_TYPE_NONE; @@ -209,6 +232,65 @@ ERTS_SCHED_PREF_QUICK_ALLOC_IMPL(removed_fd, struct removed_fd, 64, ERTS_ALC_T_F #endif static ERTS_INLINE void +init_iotask(ErtsIoTask *io_task) +{ + erts_port_task_handle_init(&io_task->task); + erts_smp_atomic_init_nob(&io_task->executed_time, ~((erts_aint_t) 0)); +} + +static ERTS_INLINE int +is_iotask_active(ErtsIoTask *io_task, erts_aint_t current_cio_time) +{ + if (erts_port_task_is_scheduled(&io_task->task)) + return 1; + if (erts_smp_atomic_read_nob(&io_task->executed_time) == current_cio_time) + return 1; + return 0; +} + +static ERTS_INLINE ErtsDrvSelectDataState * +alloc_drv_select_data(void) +{ + ErtsDrvSelectDataState *dsp = erts_alloc(ERTS_ALC_T_DRV_SEL_D_STATE, + sizeof(ErtsDrvSelectDataState)); + dsp->inport = NIL; + dsp->outport = NIL; + init_iotask(&dsp->iniotask); + init_iotask(&dsp->outiotask); + return dsp; +} + +static ERTS_INLINE void +free_drv_select_data(ErtsDrvSelectDataState *dsp) +{ + ASSERT(!erts_port_task_is_scheduled(&dsp->iniotask.task)); + ASSERT(!erts_port_task_is_scheduled(&dsp->outiotask.task)); + erts_free(ERTS_ALC_T_DRV_SEL_D_STATE, dsp); +} + +static ERTS_INLINE ErtsDrvEventDataState * +alloc_drv_event_data(void) +{ + ErtsDrvEventDataState *dep = erts_alloc(ERTS_ALC_T_DRV_EV_D_STATE, + sizeof(ErtsDrvEventDataState)); + dep->port = NIL; + dep->data = NULL; + dep->removed_events = 0; +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + dep->deferred_events = 0; +#endif + init_iotask(&dep->iotask); + return dep; +} + +static ERTS_INLINE void +free_drv_event_data(ErtsDrvEventDataState *dep) +{ + ASSERT(!erts_port_task_is_scheduled(&dep->iotask.task)); + erts_free(ERTS_ALC_T_DRV_EV_D_STATE, dep); +} + +static ERTS_INLINE void remember_removed(ErtsDrvEventState *state, struct pollset_info* psi) { #ifdef ERTS_SMP @@ -288,7 +370,7 @@ forget_removed(struct pollset_info* psi) drv_ptr = state->driver.drv_ptr; ASSERT(drv_ptr); state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; + state->flags &= ~ERTS_EV_FLAG_USED; state->driver.drv_ptr = NULL; /* Fall through */ case ERTS_EV_TYPE_NONE: @@ -345,6 +427,10 @@ grow_drv_ev_state(int min_ix) for (i = erts_smp_atomic_read_nob(&drv_ev_state_len); i < new_len; i++) { drv_ev_state[i].fd = (ErtsSysFdType) i; drv_ev_state[i].driver.select = NULL; +#if ERTS_CIO_HAVE_DRV_EVENT + drv_ev_state[i].driver.event = NULL; +#endif + drv_ev_state[i].driver.drv_ptr = NULL; drv_ev_state[i].events = 0; drv_ev_state[i].remove_cnt = 0; drv_ev_state[i].type = ERTS_EV_TYPE_NONE; @@ -365,11 +451,7 @@ grow_drv_ev_state(int min_ix) static ERTS_INLINE void abort_task(Eterm id, ErtsPortTaskHandle *pthp, EventStateType type) { - if (is_nil(id)) { - ASSERT(type == ERTS_EV_TYPE_NONE - || !erts_port_task_is_scheduled(pthp)); - } - else if (erts_port_task_is_scheduled(pthp)) { + if (is_not_nil(id) && erts_port_task_is_scheduled(pthp)) { erts_port_task_abort(pthp); ASSERT(erts_is_port_alive(id)); } @@ -384,7 +466,7 @@ abort_tasks(ErtsDrvEventState *state, int mode) #if ERTS_CIO_HAVE_DRV_EVENT case ERTS_EV_TYPE_DRV_EV: abort_task(state->driver.event->port, - &state->driver.event->task, + &state->driver.event->iotask.task, ERTS_EV_TYPE_DRV_EV); return; #endif @@ -398,14 +480,14 @@ abort_tasks(ErtsDrvEventState *state, int mode) case ERL_DRV_WRITE: ASSERT(state->type == ERTS_EV_TYPE_DRV_SEL); abort_task(state->driver.select->outport, - &state->driver.select->outtask, + &state->driver.select->outiotask.task, state->type); if (mode == ERL_DRV_WRITE) break; case ERL_DRV_READ: ASSERT(state->type == ERTS_EV_TYPE_DRV_SEL); abort_task(state->driver.select->inport, - &state->driver.select->intask, + &state->driver.select->iniotask.task, state->type); break; default: @@ -443,16 +525,14 @@ deselect(ErtsDrvEventState *state, int mode) if (!(state->events)) { switch (state->type) { case ERTS_EV_TYPE_DRV_SEL: - ASSERT(!erts_port_task_is_scheduled(&state->driver.select->intask)); - ASSERT(!erts_port_task_is_scheduled(&state->driver.select->outtask)); - erts_free(ERTS_ALC_T_DRV_SEL_D_STATE, - state->driver.select); + state->driver.select->inport = NIL; + state->driver.select->outport = NIL; break; #if ERTS_CIO_HAVE_DRV_EVENT case ERTS_EV_TYPE_DRV_EV: - ASSERT(!erts_port_task_is_scheduled(&state->driver.event->task)); - erts_free(ERTS_ALC_T_DRV_EV_D_STATE, - state->driver.event); + state->driver.event->port = NIL; + state->driver.event->data = NULL; + state->driver.event->removed_events = (ErtsPollEvents) 0; break; #endif case ERTS_EV_TYPE_NONE: @@ -462,20 +542,297 @@ deselect(ErtsDrvEventState *state, int mode) break; } - state->driver.select = NULL; state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; + state->flags &= ~ERTS_EV_FLAG_USED; remember_removed(state, &pollset); } } - #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS # define IS_FD_UNKNOWN(state) ((state)->type == ERTS_EV_TYPE_NONE && (state)->remove_cnt == 0) #else # define IS_FD_UNKNOWN(state) ((state) == NULL) #endif +static ERTS_INLINE void +check_fd_cleanup(ErtsDrvEventState *state, +#if ERTS_CIO_HAVE_DRV_EVENT + ErtsDrvEventDataState **free_event, +#endif + ErtsDrvSelectDataState **free_select) +{ + erts_aint_t current_cio_time; + + ERTS_SMP_LC_ASSERT(erts_smp_lc_mtx_is_locked(fd_mtx(state->fd))); + + current_cio_time = erts_smp_atomic_read_acqb(&erts_check_io_time); + *free_select = NULL; + if (state->driver.select + && (state->type != ERTS_EV_TYPE_DRV_SEL) + && !is_iotask_active(&state->driver.select->iniotask, current_cio_time) + && !is_iotask_active(&state->driver.select->outiotask, current_cio_time)) { + + *free_select = state->driver.select; + state->driver.select = NULL; + } + +#if ERTS_CIO_HAVE_DRV_EVENT + *free_event = NULL; + if (state->driver.event + && (state->type != ERTS_EV_TYPE_DRV_EV) + && !is_iotask_active(&state->driver.event->iotask, current_cio_time)) { + + *free_event = state->driver.event; + state->driver.event = NULL; + } +#endif + +#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS + if (((state->type != ERTS_EV_TYPE_NONE) + | state->remove_cnt +#if ERTS_CIO_HAVE_DRV_EVENT + | (state->driver.event != NULL) +#endif + | (state->driver.select != NULL)) == 0) { + + hash_erase_drv_ev_state(state); + + } +#endif +} + +static ERTS_INLINE int +check_cleanup_active_fd(ErtsSysFdType fd, +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ErtsPollControlEntry *pce, + int *pce_ix, +#endif + erts_aint_t current_cio_time) +{ + ErtsDrvEventState *state; + int active = 0; + erts_smp_mtx_t *mtx = fd_mtx(fd); + void *free_select = NULL; +#if ERTS_CIO_HAVE_DRV_EVENT + void *free_event = NULL; +#endif +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ErtsPollEvents evon = 0, evoff = 0; +#endif + + erts_smp_mtx_lock(mtx); + +#ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS + state = &drv_ev_state[(int) fd]; +#else + state = hash_get_drv_ev_state(fd); /* may be NULL! */ + if (state) +#endif + { + if (state->driver.select) { +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + if (is_iotask_active(&state->driver.select->iniotask, current_cio_time)) { + active = 1; + if ((state->events & ERTS_POLL_EV_IN) + && !(state->flags & ERTS_EV_FLAG_DEFER_IN_EV)) { + evoff |= ERTS_POLL_EV_IN; + state->flags |= ERTS_EV_FLAG_DEFER_IN_EV; + } + } + else if (state->flags & ERTS_EV_FLAG_DEFER_IN_EV) { + if (state->events & ERTS_POLL_EV_IN) + evon |= ERTS_POLL_EV_IN; + state->flags &= ~ERTS_EV_FLAG_DEFER_IN_EV; + } + if (is_iotask_active(&state->driver.select->outiotask, current_cio_time)) { + active = 1; + if ((state->events & ERTS_POLL_EV_OUT) + && !(state->flags & ERTS_EV_FLAG_DEFER_OUT_EV)) { + evoff |= ERTS_POLL_EV_OUT; + state->flags |= ERTS_EV_FLAG_DEFER_OUT_EV; + } + } + else if (state->flags & ERTS_EV_FLAG_DEFER_OUT_EV) { + if (state->events & ERTS_POLL_EV_OUT) + evon |= ERTS_POLL_EV_OUT; + state->flags &= ~ERTS_EV_FLAG_DEFER_OUT_EV; + } + if (active) + (void) 0; + else +#else + if (is_iotask_active(&state->driver.select->iniotask, current_cio_time) + || is_iotask_active(&state->driver.select->outiotask, current_cio_time)) + active = 1; + else +#endif + if (state->type != ERTS_EV_TYPE_DRV_SEL) { + free_select = state->driver.select; + state->driver.select = NULL; + } + } + +#if ERTS_CIO_HAVE_DRV_EVENT + if (state->driver.event) { + if (is_iotask_active(&state->driver.event->iotask, current_cio_time)) { +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ErtsPollEvents evs = state->events & ~state->driver.event->deferred_events; + if (evs) { + evoff |= evs; + state->driver.event->deferred_events |= evs; + } +#endif + active = 1; + } + else if (state->type != ERTS_EV_TYPE_DRV_EV) { + free_event = state->driver.event; + state->driver.event = NULL; + } +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + else { + ErtsPollEvents evs = state->events & state->driver.event->deferred_events; + if (evs) { + evon |= evs; + state->driver.event->deferred_events = 0; + } + } +#endif + + } +#endif + +#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS + if (((state->type != ERTS_EV_TYPE_NONE) | state->remove_cnt | active) == 0) + hash_erase_drv_ev_state(state); +#endif + + } + + erts_smp_mtx_unlock(mtx); + + if (free_select) + free_drv_select_data(free_select); +#if ERTS_CIO_HAVE_DRV_EVENT + if (free_event) + free_drv_event_data(free_event); +#endif + +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + if (evoff) { + ErtsPollControlEntry *pcep = &pce[(*pce_ix)++]; + pcep->fd = fd; + pcep->events = evoff; + pcep->on = 0; + } + if (evon) { + ErtsPollControlEntry *pcep = &pce[(*pce_ix)++]; + pcep->fd = fd; + pcep->events = evon; + pcep->on = 1; + } +#endif + + return active; +} + +static void +check_cleanup_active_fds(erts_aint_t current_cio_time) +{ + int six = pollset.active_fd.six; + int eix = pollset.active_fd.eix; + erts_aint32_t no = erts_smp_atomic32_read_dirty(&pollset.active_fd.no); + int size = pollset.active_fd.size; + int ix = six; +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + /* every fd might add two entries */ + Uint pce_sz = 2*sizeof(ErtsPollControlEntry)*no; + ErtsPollControlEntry *pctrl_entries = (pce_sz + ? erts_alloc(ERTS_ALC_T_TMP, pce_sz) + : NULL); + int pctrl_ix = 0; +#endif + + while (ix != eix) { + ErtsSysFdType fd = pollset.active_fd.array[ix]; + int nix = ix + 1; + if (nix >= size) + nix = 0; + ASSERT(fd != ERTS_SYS_FD_INVALID); + if (!check_cleanup_active_fd(fd, +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + pctrl_entries, + &pctrl_ix, +#endif + current_cio_time)) { + no--; + if (ix == six) { +#ifdef DEBUG + pollset.active_fd.array[ix] = ERTS_SYS_FD_INVALID; +#endif + six = nix; + } + else { + pollset.active_fd.array[ix] = pollset.active_fd.array[six]; +#ifdef DEBUG + pollset.active_fd.array[six] = ERTS_SYS_FD_INVALID; +#endif + six++; + if (six >= size) + six = 0; + } + } + ix = nix; + } + +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ASSERT(pctrl_ix <= pce_sz/sizeof(ErtsPollControlEntry)); + if (pctrl_ix) + ERTS_CIO_POLL_CTLV(pollset.ps, pctrl_entries, pctrl_ix); + if (pctrl_entries) + erts_free(ERTS_ALC_T_TMP, pctrl_entries); +#endif + + pollset.active_fd.six = six; + pollset.active_fd.eix = eix; + erts_smp_atomic32_set_relb(&pollset.active_fd.no, no); +} + +static ERTS_INLINE void +add_active_fd(ErtsSysFdType fd) +{ + int eix = pollset.active_fd.eix; + int size = pollset.active_fd.size; + + + pollset.active_fd.array[eix] = fd; + + erts_smp_atomic32_set_relb(&pollset.active_fd.no, + (erts_smp_atomic32_read_dirty(&pollset.active_fd.no) + + 1)); + + eix++; + if (eix >= size) + eix = 0; + if (pollset.active_fd.six == eix) { + pollset.active_fd.six = 0; + eix = size; + size += ERTS_ACTIVE_FD_INC; + pollset.active_fd.array = erts_realloc(ERTS_ALC_T_ACTIVE_FD_ARR, + pollset.active_fd.array, + sizeof(ErtsSysFdType)*size); + pollset.active_fd.size = size; +#ifdef DEBUG + { + int i; + for (i = eix + 1; i < size; i++) + pollset.active_fd.array[i] = ERTS_SYS_FD_INVALID; + } +#endif + + } + + pollset.active_fd.eix = eix; +} int ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, @@ -492,6 +849,10 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, ErtsDrvEventState *state; int wake_poller; int ret; +#if ERTS_CIO_HAVE_DRV_EVENT + ErtsDrvEventDataState *free_event = NULL; +#endif + ErtsDrvSelectDataState *free_select = NULL; #ifdef USE_VM_PROBES DTRACE_CHARBUF(name, 64); #endif @@ -593,9 +954,9 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, if (new_events & (ERTS_POLL_EV_ERR|ERTS_POLL_EV_NVAL)) { if (state->type == ERTS_EV_TYPE_DRV_SEL && !state->events) { state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; - erts_free(ERTS_ALC_T_DRV_SEL_D_STATE, state->driver.select); - state->driver.select = NULL; + state->flags &= ~ERTS_EV_FLAG_USED; + state->driver.select->inport = NIL; + state->driver.select->outport = NIL; } ret = -1; goto done; @@ -613,18 +974,10 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, state->events = new_events; if (ctl_events) { if (on) { - if (state->type == ERTS_EV_TYPE_NONE) { - ErtsDrvSelectDataState *dsdsp - = erts_alloc(ERTS_ALC_T_DRV_SEL_D_STATE, - sizeof(ErtsDrvSelectDataState)); - dsdsp->inport = NIL; - dsdsp->outport = NIL; - erts_port_task_handle_init(&dsdsp->intask); - erts_port_task_handle_init(&dsdsp->outtask); - ASSERT(state->driver.select == NULL); - state->driver.select = dsdsp; + if (!state->driver.select) + state->driver.select = alloc_drv_select_data(); + if (state->type == ERTS_EV_TYPE_NONE) state->type = ERTS_EV_TYPE_DRV_SEL; - } ASSERT(state->type == ERTS_EV_TYPE_DRV_SEL); if (ctl_events & ERTS_POLL_EV_IN) state->driver.select->inport = id; @@ -645,17 +998,12 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, state->driver.select->outport = NIL; } if (new_events == 0) { - ASSERT(!erts_port_task_is_scheduled(&state->driver.select->intask)); - ASSERT(!erts_port_task_is_scheduled(&state->driver.select->outtask)); if (old_events != 0) { remember_removed(state, &pollset); } if ((mode & ERL_DRV_USE) || !(state->flags & ERTS_EV_FLAG_USED)) { state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; - erts_free(ERTS_ALC_T_DRV_SEL_D_STATE, - state->driver.select); - state->driver.select = NULL; + state->flags &= ~ERTS_EV_FLAG_USED; } /*else keep it, as fd will probably be selected upon again */ } @@ -686,13 +1034,15 @@ ERTS_CIO_EXPORT(driver_select)(ErlDrvPort ix, ret = 0; -done:; -#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS - if (state->type == ERTS_EV_TYPE_NONE && state->remove_cnt == 0) { - hash_erase_drv_ev_state(state); - } +done: + + check_fd_cleanup(state, +#if ERTS_CIO_HAVE_DRV_EVENT + &free_event, #endif -done_unknown: + &free_select); + +done_unknown: erts_smp_mtx_unlock(fd_mtx(fd)); if (stop_select_fn) { int was_unmasked = erts_block_fpe(); @@ -700,6 +1050,12 @@ done_unknown: (*stop_select_fn)(e, NULL); erts_unblock_fpe(was_unmasked); } + if (free_select) + free_drv_select_data(free_select); +#if ERTS_CIO_HAVE_DRV_EVENT + if (free_event) + free_drv_event_data(free_event); +#endif return ret; } @@ -719,6 +1075,10 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix, ErtsDrvEventState *state; int do_wake = 0; int ret; +#if ERTS_CIO_HAVE_DRV_EVENT + ErtsDrvEventDataState *free_event; +#endif + ErtsDrvSelectDataState *free_select; Port *prt = erts_drvport2port(ix); if (prt == ERTS_INVALID_ERL_DRV_PORT) @@ -799,10 +1159,8 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix, state->driver.event->removed_events |= remove_events; } else { - state->driver.event - = erts_alloc(ERTS_ALC_T_DRV_EV_D_STATE, - sizeof(ErtsDrvEventDataState)); - erts_port_task_handle_init(&state->driver.event->task); + if (!state->driver.event) + state->driver.event = alloc_drv_event_data(); state->driver.event->port = id; state->driver.event->removed_events = (ErtsPollEvents) 0; state->type = ERTS_EV_TYPE_DRV_EV; @@ -812,10 +1170,10 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix, else { if (state->type == ERTS_EV_TYPE_DRV_EV) { abort_tasks(state, 0); - erts_free(ERTS_ALC_T_DRV_EV_D_STATE, - state->driver.event); + state->driver.event->port = NIL; + state->driver.event->data = NULL; + state->driver.event->removed_events = (ErtsPollEvents) 0; } - state->driver.select = NULL; state->type = ERTS_EV_TYPE_NONE; remember_removed(state, &pollset); } @@ -825,12 +1183,22 @@ ERTS_CIO_EXPORT(driver_event)(ErlDrvPort ix, ret = 0; done: -#ifndef ERTS_SYS_CONTINOUS_FD_NUMBERS - if (state->type == ERTS_EV_TYPE_NONE && state->remove_cnt == 0) { - hash_erase_drv_ev_state(state); - } + + check_fd_cleanup(state, +#if ERTS_CIO_HAVE_DRV_EVENT + &free_event, #endif + &free_select); + erts_smp_mtx_unlock(fd_mtx(fd)); + + if (free_select) + free_drv_select_data(free_select); +#if ERTS_CIO_HAVE_DRV_EVENT + if (free_event) + free_drv_event_data(free_event); +#endif + return ret; #endif } @@ -1027,7 +1395,7 @@ steal_pending_stop_select(erts_dsprintf_buf_t *dsbufp, ErlDrvPort ix, * In either case stop_select should not be called. */ state->type = ERTS_EV_TYPE_NONE; - state->flags = 0; + state->flags &= ~ERTS_EV_FLAG_USED; if (state->driver.drv_ptr->handle) { erts_ddll_dereference_driver(state->driver.drv_ptr->handle); } @@ -1099,38 +1467,103 @@ event_large_fd_error(ErlDrvPort ix, ErtsSysFdType fd, ErlDrvEventData event_data #endif #endif +static ERTS_INLINE int +io_task_schedule_allowed(ErtsDrvEventState *state, + ErtsPortTaskType type, + erts_aint_t current_cio_time) +{ + ErtsIoTask *io_task; + + switch (type) { + case ERTS_PORT_TASK_INPUT: + if (!state->driver.select) + return 0; +#if ERTS_CIO_HAVE_DRV_EVENT + if (state->driver.event) + return 0; +#endif + io_task = &state->driver.select->iniotask; + break; + case ERTS_PORT_TASK_OUTPUT: + if (!state->driver.select) + return 0; +#if ERTS_CIO_HAVE_DRV_EVENT + if (state->driver.event) + return 0; +#endif + io_task = &state->driver.select->outiotask; + break; +#if ERTS_CIO_HAVE_DRV_EVENT + case ERTS_PORT_TASK_EVENT: + if (!state->driver.event) + return 0; + if (state->driver.select) + return 0; + io_task = &state->driver.event->iotask; + break; +#endif + default: + ERTS_INTERNAL_ERROR("Invalid I/O-task type"); + return 0; + } + + return !is_iotask_active(io_task, current_cio_time); +} + static ERTS_INLINE void -iready(Eterm id, ErtsDrvEventState *state) +iready(Eterm id, ErtsDrvEventState *state, erts_aint_t current_cio_time) { - if (erts_port_task_schedule(id, - &state->driver.select->intask, - ERTS_PORT_TASK_INPUT, - (ErlDrvEvent) state->fd) != 0) { - stale_drv_select(id, state, ERL_DRV_READ); + if (io_task_schedule_allowed(state, + ERTS_PORT_TASK_INPUT, + current_cio_time)) { + ErtsIoTask *iotask = &state->driver.select->iniotask; + erts_smp_atomic_set_nob(&iotask->executed_time, current_cio_time); + if (erts_port_task_schedule(id, + &iotask->task, + ERTS_PORT_TASK_INPUT, + (ErlDrvEvent) state->fd) != 0) { + stale_drv_select(id, state, ERL_DRV_READ); + } + add_active_fd(state->fd); } } static ERTS_INLINE void -oready(Eterm id, ErtsDrvEventState *state) +oready(Eterm id, ErtsDrvEventState *state, erts_aint_t current_cio_time) { - if (erts_port_task_schedule(id, - &state->driver.select->outtask, - ERTS_PORT_TASK_OUTPUT, - (ErlDrvEvent) state->fd) != 0) { - stale_drv_select(id, state, ERL_DRV_WRITE); + if (io_task_schedule_allowed(state, + ERTS_PORT_TASK_OUTPUT, + current_cio_time)) { + ErtsIoTask *iotask = &state->driver.select->outiotask; + erts_smp_atomic_set_nob(&iotask->executed_time, current_cio_time); + if (erts_port_task_schedule(id, + &iotask->task, + ERTS_PORT_TASK_OUTPUT, + (ErlDrvEvent) state->fd) != 0) { + stale_drv_select(id, state, ERL_DRV_WRITE); + } + add_active_fd(state->fd); } } #if ERTS_CIO_HAVE_DRV_EVENT static ERTS_INLINE void -eready(Eterm id, ErtsDrvEventState *state, ErlDrvEventData event_data) +eready(Eterm id, ErtsDrvEventState *state, ErlDrvEventData event_data, + erts_aint_t current_cio_time) { - if (erts_port_task_schedule(id, - &state->driver.event->task, - ERTS_PORT_TASK_EVENT, - (ErlDrvEvent) state->fd, - event_data) != 0) { - stale_drv_select(id, state, 0); + if (io_task_schedule_allowed(state, + ERTS_PORT_TASK_EVENT, + current_cio_time)) { + ErtsIoTask *iotask = &state->driver.event->iotask; + erts_smp_atomic_set_nob(&iotask->executed_time, current_cio_time); + if (erts_port_task_schedule(id, + &iotask->task, + ERTS_PORT_TASK_EVENT, + (ErlDrvEvent) state->fd, + event_data) != 0) { + stale_drv_select(id, state, 0); + } + add_active_fd(state->fd); } } #endif @@ -1161,10 +1594,11 @@ ERTS_CIO_EXPORT(erts_check_io_interrupt_timed)(int set, void ERTS_CIO_EXPORT(erts_check_io)(int do_wait) { - ErtsPollResFd pollres[256]; + ErtsPollResFd *pollres; int pollres_len; SysTimeval wait_time; int poll_ret, i; + erts_aint_t current_cio_time; restart: @@ -1181,10 +1615,24 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) wait_time.tv_usec = 0; } + /* + * No need for an atomic inc op when incrementing + * erts_check_io_time, since only one thread can + * check io at a time. + */ + current_cio_time = erts_smp_atomic_read_dirty(&erts_check_io_time); + current_cio_time++; + erts_smp_atomic_set_relb(&erts_check_io_time, current_cio_time); + + check_cleanup_active_fds(current_cio_time); + #ifdef ERTS_ENABLE_LOCK_CHECK erts_lc_check_exact(NULL, 0); /* No locks should be locked */ #endif - pollres_len = sizeof(pollres)/sizeof(ErtsPollResFd); + + pollres_len = erts_smp_atomic32_read_dirty(&pollset.active_fd.no) + ERTS_CHECK_IO_POLL_RES_LEN; + + pollres = erts_alloc(ERTS_ALC_T_TMP, sizeof(ErtsPollResFd)*pollres_len); erts_smp_atomic_set_nob(&pollset.in_poll_wait, 1); @@ -1204,6 +1652,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) if (poll_ret != 0) { erts_smp_atomic_set_nob(&pollset.in_poll_wait, 0); forget_removed(&pollset); + erts_free(ERTS_ALC_T_TMP, pollres); if (poll_ret == EAGAIN) { goto restart; } @@ -1263,15 +1712,15 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) if ((revents & ERTS_POLL_EV_IN) || (!(revents & ERTS_POLL_EV_OUT) && state->events & ERTS_POLL_EV_IN)) { - iready(state->driver.select->inport, state); + iready(state->driver.select->inport, state, current_cio_time); } else if (state->events & ERTS_POLL_EV_OUT) { - oready(state->driver.select->outport, state); + oready(state->driver.select->outport, state, current_cio_time); } } else if (revents & (ERTS_POLL_EV_IN|ERTS_POLL_EV_OUT)) { if (revents & ERTS_POLL_EV_OUT) { - oready(state->driver.select->outport, state); + oready(state->driver.select->outport, state, current_cio_time); } /* Someone might have deselected input since revents was read (true also on the non-smp emulator since @@ -1279,7 +1728,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) revents... */ revents &= ~(~state->events & ERTS_POLL_EV_IN); if (revents & ERTS_POLL_EV_IN) { - iready(state->driver.select->inport, state); + iready(state->driver.select->inport, state, current_cio_time); } } else if (revents & ERTS_POLL_EV_NVAL) { @@ -1287,6 +1736,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) state->driver.select->inport, state->driver.select->outport, state->events); + add_active_fd(state->fd); } break; } @@ -1304,8 +1754,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) if (revents) { event_data->events = state->events; event_data->revents = revents; - - eready(state->driver.event->port, state, event_data); + eready(state->driver.event->port, state, event_data, current_cio_time); } break; } @@ -1323,6 +1772,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) (int) state->type); ASSERT(0); deselect(state, 0); + add_active_fd(state->fd); break; } } @@ -1334,6 +1784,7 @@ ERTS_CIO_EXPORT(erts_check_io)(int do_wait) } erts_smp_atomic_set_nob(&pollset.in_poll_wait, 0); + erts_free(ERTS_ALC_T_TMP, pollres); forget_removed(&pollset); } @@ -1469,10 +1920,27 @@ static void drv_ev_state_free(void *des) void ERTS_CIO_EXPORT(erts_init_check_io)(void) { + erts_smp_atomic_init_nob(&erts_check_io_time, 0); erts_smp_atomic_init_nob(&pollset.in_poll_wait, 0); + ERTS_CIO_POLL_INIT(); pollset.ps = ERTS_CIO_NEW_POLLSET(); + pollset.active_fd.six = 0; + pollset.active_fd.eix = 0; + erts_smp_atomic32_init_nob(&pollset.active_fd.no, 0); + pollset.active_fd.size = ERTS_ACTIVE_FD_INC; + pollset.active_fd.array = erts_alloc(ERTS_ALC_T_ACTIVE_FD_ARR, + sizeof(ErtsSysFdType)*ERTS_ACTIVE_FD_INC); +#ifdef DEBUG + { + int i; + for (i = 0; i < ERTS_ACTIVE_FD_INC; i++) + pollset.active_fd.array[i] = ERTS_SYS_FD_INVALID; + } +#endif + + #ifdef ERTS_SMP init_removed_fd_alloc(); pollset.removed_list = NULL; @@ -1548,12 +2016,27 @@ Eterm ERTS_CIO_EXPORT(erts_check_io_info)(void *proc) { Process *p = (Process *) proc; - Eterm tags[15], values[15], res; + Eterm tags[16], values[16], res; Uint sz, *szp, *hp, **hpp, memory_size; Sint i; ErtsPollInfo pi; - - ERTS_CIO_POLL_INFO(pollset.ps, &pi); + erts_aint_t cio_time = erts_smp_atomic_read_acqb(&erts_check_io_time); + int active_fds = (int) erts_smp_atomic32_read_acqb(&pollset.active_fd.no); + + while (1) { + erts_aint_t post_cio_time; + int post_active_fds; + + ERTS_CIO_POLL_INFO(pollset.ps, &pi); + + post_cio_time = erts_smp_atomic_read_mb(&erts_check_io_time); + post_active_fds = (int) erts_smp_atomic32_read_acqb(&pollset.active_fd.no); + if (cio_time == post_cio_time && active_fds == post_active_fds) + break; + cio_time = post_cio_time; + active_fds = post_active_fds; + } + memory_size = pi.memory_size; #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS memory_size += sizeof(ErtsDrvEventState) * erts_smp_atomic_read_nob(&drv_ev_state_len); @@ -1617,6 +2100,9 @@ ERTS_CIO_EXPORT(erts_check_io_info)(void *proc) tags[i] = erts_bld_atom(hpp, szp, "max_fds"); values[i++] = erts_bld_uint(hpp, szp, (Uint) pi.max_fds); + tags[i] = erts_bld_atom(hpp, szp, "active_fds"); + values[i++] = erts_bld_uint(hpp, szp, (Uint) active_fds); + #ifdef ERTS_POLL_COUNT_AVOIDED_WAKEUPS tags[i] = erts_bld_atom(hpp, szp, "no_avoided_wakeups"); values[i++] = erts_bld_uint(hpp, szp, (Uint) pi.no_avoided_wakeups); @@ -1671,6 +2157,8 @@ print_events(ErtsPollEvents ev) typedef struct { int used_fds; int num_errors; + int no_driver_select_structs; + int no_driver_event_structs; #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS int internal_fds; ErtsPollEvents *epep; @@ -1693,6 +2181,13 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters) struct stat stat_buf; #endif + if (state->driver.select) + counters->no_driver_select_structs++; +#if ERTS_CIO_HAVE_DRV_EVENT + if (state->driver.event) + counters->no_driver_event_structs++; +#endif + #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS if (state->events || ep_events) { if (ep_events & ERTS_POLL_EV_NVAL) { @@ -1831,6 +2326,7 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters) } } } +#if ERTS_CIO_HAVE_DRV_EVENT else if (state->type == ERTS_EV_TYPE_DRV_EV) { Eterm id; erts_printf("driver_event "); @@ -1866,6 +2362,7 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters) erts_free_port_names(pnp); } } +#endif #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS else if (internal) { erts_printf("internal "); @@ -1905,7 +2402,7 @@ static void doit_erts_check_io_debug(void *vstate, void *vcounters) } int -ERTS_CIO_EXPORT(erts_check_io_debug)(void) +ERTS_CIO_EXPORT(erts_check_io_debug)(ErtsCheckIoDebugInfo *ciodip) { #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS int fd, len; @@ -1915,6 +2412,10 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void) ErtsDrvEventState null_des; null_des.driver.select = NULL; +#if ERTS_CIO_HAVE_DRV_EVENT + null_des.driver.event = NULL; +#endif + null_des.driver.drv_ptr = NULL; null_des.events = 0; null_des.remove_cnt = 0; null_des.type = ERTS_EV_TYPE_NONE; @@ -1935,6 +2436,8 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void) #endif counters.used_fds = 0; counters.num_errors = 0; + counters.no_driver_select_structs = 0; + counters.no_driver_event_structs = 0; #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS len = erts_smp_atomic_read_nob(&drv_ev_state_len); @@ -1951,8 +2454,16 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void) erts_smp_thr_progress_unblock(); + ciodip->no_used_fds = counters.used_fds; + ciodip->no_driver_select_structs = counters.no_driver_select_structs; + ciodip->no_driver_event_structs = counters.no_driver_event_structs; + erts_printf("\n"); erts_printf("used fds=%d\n", counters.used_fds); + erts_printf("Number of driver_select() structures=%d\n", counters.no_driver_select_structs); +#if ERTS_CIO_HAVE_DRV_EVENT + erts_printf("Number of driver_event() structures=%d\n", counters.no_driver_event_structs); +#endif #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS erts_printf("internal fds=%d\n", counters.internal_fds); #endif @@ -1961,6 +2472,7 @@ ERTS_CIO_EXPORT(erts_check_io_debug)(void) #ifdef ERTS_SYS_CONTINOUS_FD_NUMBERS erts_free(ERTS_ALC_T_TMP, (void *) counters.epep); #endif + return counters.num_errors; } diff --git a/erts/emulator/sys/common/erl_check_io.h b/erts/emulator/sys/common/erl_check_io.h index edab7947ba..d01297d55c 100644 --- a/erts/emulator/sys/common/erl_check_io.h +++ b/erts/emulator/sys/common/erl_check_io.h @@ -26,6 +26,7 @@ #ifndef ERL_CHECK_IO_H__ #define ERL_CHECK_IO_H__ +#include "sys.h" #include "erl_sys_driver.h" #ifdef ERTS_ENABLE_KERNEL_POLL @@ -52,8 +53,8 @@ void erts_check_io_kp(int); void erts_check_io_nkp(int); void erts_init_check_io_kp(void); void erts_init_check_io_nkp(void); -int erts_check_io_debug_kp(void); -int erts_check_io_debug_nkp(void); +int erts_check_io_debug_kp(ErtsCheckIoDebugInfo *); +int erts_check_io_debug_nkp(ErtsCheckIoDebugInfo *); #else /* !ERTS_ENABLE_KERNEL_POLL */ @@ -70,6 +71,27 @@ void erts_init_check_io(void); #endif +extern erts_smp_atomic_t erts_check_io_time; + +typedef struct { + ErtsPortTaskHandle task; + erts_smp_atomic_t executed_time; +} ErtsIoTask; + +ERTS_GLB_INLINE void erts_io_notify_port_task_executed(ErtsPortTaskHandle *pthp); + +#if ERTS_GLB_INLINE_INCL_FUNC_DEF + +ERTS_GLB_INLINE void +erts_io_notify_port_task_executed(ErtsPortTaskHandle *pthp) +{ + ErtsIoTask *itp = (ErtsIoTask *) (((char *) pthp) - offsetof(ErtsIoTask, task)); + erts_aint_t ci_time = erts_smp_atomic_read_acqb(&erts_check_io_time); + erts_smp_atomic_set_relb(&itp->executed_time, ci_time); +} + +#endif + #endif /* ERL_CHECK_IO_H__ */ #if !defined(ERL_CHECK_IO_C__) && !defined(ERTS_ALLOC_C__) @@ -81,6 +103,16 @@ void erts_init_check_io(void); #include "erl_poll.h" #include "erl_port_task.h" +#ifdef __WIN32__ +/* + * Current erts_poll implementation for Windows cannot handle + * active events in the set of events polled. + */ +# define ERTS_CIO_DEFER_ACTIVE_EVENTS 1 +#else +# define ERTS_CIO_DEFER_ACTIVE_EVENTS 0 +#endif + /* * ErtsDrvEventDataState is used by driver_event() which is almost never * used. We allocate ErtsDrvEventDataState separate since we dont wan't @@ -91,13 +123,16 @@ typedef struct { Eterm port; ErlDrvEventData data; ErtsPollEvents removed_events; - ErtsPortTaskHandle task; +#if ERTS_CIO_DEFER_ACTIVE_EVENTS + ErtsPollEvents deferred_events; +#endif + ErtsIoTask iotask; } ErtsDrvEventDataState; typedef struct { Eterm inport; Eterm outport; - ErtsPortTaskHandle intask; - ErtsPortTaskHandle outtask; + ErtsIoTask iniotask; + ErtsIoTask outiotask; } ErtsDrvSelectDataState; #endif /* #ifndef ERL_CHECK_IO_INTERNAL__ */ diff --git a/erts/emulator/sys/common/erl_poll.c b/erts/emulator/sys/common/erl_poll.c index 0a58a625b2..aa412a20c8 100644 --- a/erts/emulator/sys/common/erl_poll.c +++ b/erts/emulator/sys/common/erl_poll.c @@ -2157,7 +2157,7 @@ ERTS_POLL_EXPORT(erts_poll_wait)(ErtsPollSet ps, #ifdef ERTS_POLL_DEBUG_PRINT erts_printf("Entering erts_poll_wait(), timeout=%d\n", - (int) tv->tv_sec*1000 + tv->tv_usec/1000); + (int) tvp->tv_sec*1000 + tvp->tv_usec/1000); #endif if (ERTS_POLLSET_SET_POLLED_CHK(ps)) { diff --git a/erts/emulator/sys/common/erl_sys_common_misc.c b/erts/emulator/sys/common/erl_sys_common_misc.c index e3ba741058..e63f0bda54 100644 --- a/erts/emulator/sys/common/erl_sys_common_misc.c +++ b/erts/emulator/sys/common/erl_sys_common_misc.c @@ -44,6 +44,14 @@ #endif #endif +/* + * erts_check_io_time is used by the erl_check_io implementation. The + * global erts_check_io_time variable is declared here since there + * (often) exist two versions of erl_check_io (kernel-poll and + * non-kernel-poll), and we dont want two versions of this variable. + */ +erts_smp_atomic_t erts_check_io_time; + /* Written once and only once */ static int filename_encoding = ERL_FILENAME_UNKNOWN; diff --git a/erts/emulator/sys/unix/erl_unix_sys.h b/erts/emulator/sys/unix/erl_unix_sys.h index 176fc049a7..c3dba69acb 100644 --- a/erts/emulator/sys/unix/erl_unix_sys.h +++ b/erts/emulator/sys/unix/erl_unix_sys.h @@ -135,9 +135,6 @@ /* File descriptors are numbers anc consecutively allocated on Unix */ #define ERTS_SYS_CONTINOUS_FD_NUMBERS -#define HAVE_ERTS_CHECK_IO_DEBUG -int erts_check_io_debug(void); - #ifndef ERTS_SMP # undef ERTS_POLL_NEED_ASYNC_INTERRUPT_SUPPORT # define ERTS_POLL_NEED_ASYNC_INTERRUPT_SUPPORT @@ -230,8 +227,13 @@ extern void sys_stop_cat(void); */ #ifdef USE_ISINF_ISNAN /* simulate finite() */ -# define finite(f) (!isinf(f) && !isnan(f)) -# define HAVE_FINITE +# define isfinite(f) (!isinf(f) && !isnan(f)) +# define HAVE_ISFINITE +#elif defined(isfinite) && !defined(HAVE_ISFINITE) +# define HAVE_ISFINITE +#elif !defined(HAVE_ISFINITE) && defined(HAVE_FINITE) +# define isfinite finite +# define HAVE_ISFINITE #endif #ifdef NO_FPE_SIGNALS @@ -241,7 +243,7 @@ extern void sys_stop_cat(void); #define erts_thread_init_fp_exception() do{}while(0) #endif # define __ERTS_FP_CHECK_INIT(fpexnp) do {} while (0) -# define __ERTS_FP_ERROR(fpexnp, f, Action) if (!finite(f)) { Action; } else {} +# define __ERTS_FP_ERROR(fpexnp, f, Action) if (!isfinite(f)) { Action; } else {} # define __ERTS_FP_ERROR_THOROUGH(fpexnp, f, Action) __ERTS_FP_ERROR(fpexnp, f, Action) # define __ERTS_SAVE_FP_EXCEPTION(fpexnp) # define __ERTS_RESTORE_FP_EXCEPTION(fpexnp) @@ -305,7 +307,7 @@ static __inline__ void __ERTS_FP_CHECK_INIT(volatile unsigned long *fp_exception code to always throw floating-point exceptions on errors. */ static __inline__ int erts_check_fpe_thorough(volatile unsigned long *fp_exception, double f) { - return erts_check_fpe(fp_exception, f) || !finite(f); + return erts_check_fpe(fp_exception, f) || !isfinite(f); } # define __ERTS_FP_ERROR_THOROUGH(fpexnp, f, Action) \ do { if (erts_check_fpe_thorough((fpexnp),(f))) { Action; } } while (0) diff --git a/erts/emulator/sys/unix/sys.c b/erts/emulator/sys/unix/sys.c index c3d7440409..5de0c281c4 100644 --- a/erts/emulator/sys/unix/sys.c +++ b/erts/emulator/sys/unix/sys.c @@ -34,6 +34,7 @@ #include <termios.h> #include <ctype.h> #include <sys/utsname.h> +#include <sys/select.h> #ifdef ISC32 #include <sys/bsdtypes.h> @@ -91,8 +92,10 @@ static erts_smp_rwmtx_t environ_rwmtx; # else # define CHLDWTHR 0 # endif +# define FDBLOCK 1 #else # define CHLDWTHR 0 +# define FDBLOCK 0 #endif /* * [OTP-3906] @@ -121,6 +124,15 @@ struct ErtsSysReportExit_ { #endif }; +/* Used by the fd driver iff the fd could not be set to non-blocking */ +typedef struct ErtsSysBlocking_ { + ErlDrvPDL pdl; + int res; + int err; + unsigned int pkey; +} ErtsSysBlocking; + + /* This data is shared by these drivers - initialized by spawn_init() */ static struct driver_data { ErlDrvPort port_num; @@ -129,6 +141,8 @@ static struct driver_data { int pid; int alive; int status; + int terminating; + ErtsSysBlocking *blocking; } *driver_data; /* indexed by fd */ static ErtsSysReportExit *report_exit_list; @@ -284,7 +298,7 @@ struct { void (*check_io)(int); Uint (*size)(void); Eterm (*info)(void *); - int (*check_io_debug)(void); + int (*check_io_debug)(ErtsCheckIoDebugInfo *); } io_func = {0}; @@ -306,9 +320,9 @@ Eterm erts_check_io_info(void *p) } int -erts_check_io_debug(void) +erts_check_io_debug(ErtsCheckIoDebugInfo *ip) { - return (*io_func.check_io_debug)(); + return (*io_func.check_io_debug)(ip); } @@ -1108,11 +1122,16 @@ void fini_getenv_state(GETENV_STATE *state) /* Driver interfaces */ static ErlDrvData spawn_start(ErlDrvPort, char*, SysDriverOpts*); static ErlDrvData fd_start(ErlDrvPort, char*, SysDriverOpts*); +#if FDBLOCK +static void fd_async(void *); +static void fd_ready_async(ErlDrvData drv_data, ErlDrvThreadData thread_data); +#endif static ErlDrvSSizeT fd_control(ErlDrvData, unsigned int, char *, ErlDrvSizeT, char **, ErlDrvSizeT); static ErlDrvData vanilla_start(ErlDrvPort, char*, SysDriverOpts*); static int spawn_init(void); static void fd_stop(ErlDrvData); +static void fd_flush(ErlDrvData); static void stop(ErlDrvData); static void ready_input(ErlDrvData, ErlDrvEvent); static void ready_output(ErlDrvData, ErlDrvEvent); @@ -1157,8 +1176,12 @@ struct erl_drv_entry fd_driver_entry = { fd_control, NULL, outputv, - NULL, /* ready_async */ - NULL, /* flush */ +#if FDBLOCK + fd_ready_async, /* ready_async */ +#else + NULL, +#endif + fd_flush, /* flush */ NULL, /* call */ NULL, /* event */ ERL_DRV_EXTENDED_MARKER, @@ -1212,13 +1235,28 @@ static RETSIGTYPE onchld(int signum) #endif } +static int set_blocking_data(struct driver_data *dd) { + + dd->blocking = erts_alloc(ERTS_ALC_T_SYS_BLOCKING, sizeof(ErtsSysBlocking)); + + erts_smp_atomic_add_nob(&sys_misc_mem_sz, sizeof(ErtsSysBlocking)); + + dd->blocking->pdl = driver_pdl_create(dd->port_num); + dd->blocking->res = 0; + dd->blocking->err = 0; + dd->blocking->pkey = driver_async_port_key(dd->port_num); + + return 1; +} + static int set_driver_data(ErlDrvPort port_num, int ifd, int ofd, int packet_bytes, int read_write, int exit_status, - int pid) + int pid, + int is_blocking) { Port *prt; ErtsSysReportExit *report_exit; @@ -1250,8 +1288,13 @@ static int set_driver_data(ErlDrvPort port_num, driver_data[ifd].pid = pid; driver_data[ifd].alive = 1; driver_data[ifd].status = 0; + driver_data[ifd].terminating = 0; + driver_data[ifd].blocking = NULL; if (read_write & DO_WRITE) { driver_data[ifd].ofd = ofd; + if (is_blocking && FDBLOCK) + if (!set_blocking_data(driver_data+ifd)) + return -1; if (ifd != ofd) driver_data[ofd] = driver_data[ifd]; /* structure copy */ } else { /* DO_READ only */ @@ -1267,6 +1310,11 @@ static int set_driver_data(ErlDrvPort port_num, driver_data[ofd].pid = pid; driver_data[ofd].alive = 1; driver_data[ofd].status = 0; + driver_data[ofd].terminating = 0; + driver_data[ofd].blocking = NULL; + if (is_blocking && FDBLOCK) + if (!set_blocking_data(driver_data+ofd)) + return -1; return(ofd); } } @@ -1276,6 +1324,7 @@ static int spawn_init() int i; #if CHLDWTHR erts_thr_opts_t thr_opts = ERTS_THR_OPTS_DEFAULT_INITER; + thr_opts.detached = 0; thr_opts.suggested_stack_size = 0; /* Smallest possible */ #endif @@ -1755,7 +1804,7 @@ static ErlDrvData spawn_start(ErlDrvPort port_num, char* name, SysDriverOpts* op } res = set_driver_data(port_num, ifd[0], ofd[1], opts->packet_bytes, - opts->read_write, opts->exit_status, pid); + opts->read_write, opts->exit_status, pid, 0); /* Don't unblock SIGCHLD until now, since the call above must first complete putting away the info about our new subprocess. */ unblock_signals(); @@ -1840,6 +1889,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, SysDriverOpts* opts) { ErlDrvData res; + int non_blocking = 0; if (((opts->read_write & DO_READ) && opts->ifd >= max_files) || ((opts->read_write & DO_WRITE) && opts->ofd >= max_files)) @@ -1912,6 +1962,20 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, * case - it can be called with any old pre-existing file descriptors, * the relations between which (if they're even two) we can only guess * at - still, we try our best... + * + * Added note OTP 18: Some systems seem to use stdout/stderr to log data + * using unix pipes, so we cannot allow the system to block on a write. + * Therefore we use an async thread to write the data to fd's that could + * not be set to non-blocking. When no async threads are available we + * fall back on the old behaviour. + * + * Also the guarantee about what is delivered to the OS has changed. + * Pre 18 the fd driver did no flushing of data before terminating. + * Now it does. This is because we want to be able to guarantee that things + * such as escripts and friends really have outputted all data before + * terminating. This could potentially block the termination of the system + * for a very long time, but if the user wants to terminate fast she should + * use erlang:halt with flush=false. */ if (opts->read_write & DO_READ) { @@ -1934,6 +1998,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, imagine a scenario where setting non-blocking mode here would cause problems - go ahead and do it. */ + non_blocking = 1; SET_NONBLOCKING(opts->ofd); } else { /* output fd is a tty, input fd isn't */ @@ -1976,6 +2041,7 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, (nfd = open(tty, O_WRONLY)) != -1) { dup2(nfd, opts->ofd); close(nfd); + non_blocking = 1; SET_NONBLOCKING(opts->ofd); } } @@ -1984,8 +2050,9 @@ static ErlDrvData fd_start(ErlDrvPort port_num, char* name, } CHLD_STAT_LOCK; res = (ErlDrvData)(long)set_driver_data(port_num, opts->ifd, opts->ofd, - opts->packet_bytes, - opts->read_write, 0, -1); + opts->packet_bytes, + opts->read_write, 0, -1, + !non_blocking); CHLD_STAT_UNLOCK; return res; } @@ -2011,14 +2078,30 @@ static void nbio_stop_fd(ErlDrvPort prt, int fd) SET_BLOCKING(fd); } -static void fd_stop(ErlDrvData fd) /* Does not close the fds */ +static void fd_stop(ErlDrvData ev) /* Does not close the fds */ { int ofd; + int fd = (int)(long)ev; + ErlDrvPort prt = driver_data[fd].port_num; - nbio_stop_fd(driver_data[(int)(long)fd].port_num, (int)(long)fd); - ofd = driver_data[(int)(long)fd].ofd; - if (ofd != (int)(long)fd && ofd != -1) - nbio_stop_fd(driver_data[(int)(long)fd].port_num, (int)(long)ofd); +#if FDBLOCK + if (driver_data[fd].blocking) { + erts_free(ERTS_ALC_T_SYS_BLOCKING,driver_data[fd].blocking); + driver_data[fd].blocking = NULL; + erts_smp_atomic_add_nob(&sys_misc_mem_sz, -1*sizeof(ErtsSysBlocking)); + } +#endif + + nbio_stop_fd(prt, fd); + ofd = driver_data[fd].ofd; + if (ofd != fd && ofd != -1) + nbio_stop_fd(prt, ofd); +} + +static void fd_flush(ErlDrvData fd) +{ + if (!driver_data[(int)(long)fd].terminating) + driver_data[(int)(long)fd].terminating = 1; } static ErlDrvData vanilla_start(ErlDrvPort port_num, char* name, @@ -2041,8 +2124,8 @@ static ErlDrvData vanilla_start(ErlDrvPort port_num, char* name, CHLD_STAT_LOCK; res = (ErlDrvData)(long)set_driver_data(port_num, fd, fd, - opts->packet_bytes, - opts->read_write, 0, -1); + opts->packet_bytes, + opts->read_write, 0, -1, 0); CHLD_STAT_UNLOCK; return res; } @@ -2079,6 +2162,7 @@ static void stop(ErlDrvData fd) } } +/* used by fd_driver */ static void outputv(ErlDrvData e, ErlIOVec* ev) { int fd = (int)(long)e; @@ -2104,12 +2188,21 @@ static void outputv(ErlDrvData e, ErlIOVec* ev) ev->iov[0].iov_base = lbp; ev->iov[0].iov_len = pb; ev->size += pb; + + if (driver_data[fd].blocking && FDBLOCK) + driver_pdl_lock(driver_data[fd].blocking->pdl); + if ((sz = driver_sizeq(ix)) > 0) { driver_enqv(ix, ev, 0); + + if (driver_data[fd].blocking && FDBLOCK) + driver_pdl_unlock(driver_data[fd].blocking->pdl); + if (sz + ev->size >= (1 << 13)) set_busy_port(ix, 1); } - else { + else if (!driver_data[fd].blocking || !FDBLOCK) { + /* We try to write directly if the fd in non-blocking */ int vsize = ev->vsize > MAX_VSIZE ? MAX_VSIZE : ev->vsize; n = writev(ofd, (const void *) (ev->iov), vsize); @@ -2125,10 +2218,22 @@ static void outputv(ErlDrvData e, ErlIOVec* ev) driver_enqv(ix, ev, n); /* n is the skip value */ driver_select(ix, ofd, ERL_DRV_WRITE|ERL_DRV_USE, 1); } +#if FDBLOCK + else { + if (ev->size != 0) { + driver_enqv(ix, ev, 0); + driver_pdl_unlock(driver_data[fd].blocking->pdl); + driver_async(ix, &driver_data[fd].blocking->pkey, + fd_async, driver_data+fd, NULL); + } else { + driver_pdl_unlock(driver_data[fd].blocking->pdl); + } + } +#endif /* return 0;*/ } - +/* Used by spawn_driver and vanilla driver */ static void output(ErlDrvData e, char* buf, ErlDrvSizeT len) { int fd = (int)(long)e; @@ -2191,6 +2296,23 @@ static int port_inp_failure(ErlDrvPort port_num, int ready_fd, int res) ASSERT(res <= 0); (void) driver_select(port_num, ready_fd, ERL_DRV_READ|ERL_DRV_WRITE, 0); clear_fd_data(ready_fd); + + if (driver_data[ready_fd].blocking && FDBLOCK) { + driver_pdl_lock(driver_data[ready_fd].blocking->pdl); + if (driver_sizeq(driver_data[ready_fd].port_num) > 0) { + driver_pdl_unlock(driver_data[ready_fd].blocking->pdl); + /* We have stuff in the output queue, so we just + set the state to terminating and wait for fd_async_ready + to terminate the port */ + if (res == 0) + driver_data[ready_fd].terminating = 2; + else + driver_data[ready_fd].terminating = -err; + return 0; + } + driver_pdl_unlock(driver_data[ready_fd].blocking->pdl); + } + if (res == 0) { if (driver_data[ready_fd].report_exit) { CHLD_STAT_LOCK; @@ -2241,6 +2363,7 @@ static void ready_input(ErlDrvData e, ErlDrvEvent ready_fd) port_num = driver_data[fd].port_num; packet_bytes = driver_data[fd].packet_bytes; + if (packet_bytes == 0) { byte *read_buf = (byte *) erts_alloc(ERTS_ALC_T_SYS_READ_BUF, ERTS_SYS_READ_BUF_SZ); @@ -2364,6 +2487,8 @@ static void ready_output(ErlDrvData e, ErlDrvEvent ready_fd) if ((iv = (struct iovec*) driver_peekq(ix, &vsize)) == NULL) { driver_select(ix, ready_fd, ERL_DRV_WRITE, 0); + if (driver_data[fd].terminating) + driver_failure_atom(driver_data[fd].port_num,"normal"); return; /* 0; */ } vsize = vsize > MAX_VSIZE ? MAX_VSIZE : vsize; @@ -2389,6 +2514,82 @@ static void stop_select(ErlDrvEvent fd, void* _) close((int)fd); } +#if FDBLOCK + +static void +fd_async(void *async_data) +{ + int res; + struct driver_data *dd = (struct driver_data*)async_data; + SysIOVec *iov0; + SysIOVec *iov; + int iovlen; + int iovcnt; + int p; + /* much of this code is stolen from efile_drv:invoke_writev */ + driver_pdl_lock(dd->blocking->pdl); + iov0 = driver_peekq(dd->port_num, &iovlen); + /* Calculate iovcnt */ + for (p = 0, iovcnt = 0; iovcnt < iovlen; + p += iov0[iovcnt++].iov_len) + ; + iov = erts_alloc_fnf(ERTS_ALC_T_SYS_WRITE_BUF, + sizeof(SysIOVec)*iovcnt); + if (!iov) { + res = -1; + errno = ENOMEM; + erts_free(ERTS_ALC_T_SYS_WRITE_BUF, iov); + driver_pdl_unlock(dd->blocking->pdl); + } else { + memcpy(iov,iov0,iovcnt*sizeof(SysIOVec)); + driver_pdl_unlock(dd->blocking->pdl); + + res = writev(dd->ofd, iov, iovlen); + + erts_free(ERTS_ALC_T_SYS_WRITE_BUF, iov); + } + dd->blocking->res = res; + dd->blocking->err = errno; +} + +void fd_ready_async(ErlDrvData drv_data, + ErlDrvThreadData thread_data) { + struct driver_data *dd = (struct driver_data *)thread_data; + ErlDrvPort port_num = dd->port_num; + + ASSERT(dd->blocking); + ASSERT(dd == (driver_data + (int)(long)drv_data)); + + if (dd->blocking->res > 0) { + driver_pdl_lock(dd->blocking->pdl); + if (driver_deq(port_num, dd->blocking->res) == 0) { + driver_pdl_unlock(dd->blocking->pdl); + set_busy_port(port_num, 0); + if (dd->terminating) { + /* The port is has been ordered to terminate + from either fd_flush or port_inp_failure */ + if (dd->terminating == 1) + driver_failure_atom(port_num, "normal"); + else if (dd->terminating == 2) + driver_failure_eof(port_num); + else if (dd->terminating < 0) + driver_failure_posix(port_num, -dd->terminating); + return; /* -1; */ + } + } else { + driver_pdl_unlock(dd->blocking->pdl); + /* still data left to write in queue */ + driver_async(port_num, &dd->blocking->pkey, fd_async, dd, NULL); + return /* 0; */; + } + } else if (dd->blocking->res < 0) { + driver_failure_posix(port_num, dd->blocking->err); + return; /* -1; */ + } + return; /* 0; */ +} + +#endif void erts_do_break_handling(void) { @@ -2658,18 +2859,30 @@ void sys_preload_end(Preload* p) /* Nothing */ } -/* Read a key from console (?) */ - +/* Read a key from console, used by break.c + Here we assume that all schedulers are stopped so that erl_poll + does not interfere with the select below. +*/ int sys_get_key(fd) int fd; { - int c; + int c, ret; unsigned char rbuf[64]; + fd_set fds; fflush(stdout); /* Flush query ??? */ - if ((c = read(fd,rbuf,64)) <= 0) { - return c; + FD_ZERO(&fds); + FD_SET(fd,&fds); + + ret = select(fd+1, &fds, NULL, NULL, NULL); + + if (ret == 1) { + do { + c = read(fd,rbuf,64); + } while (c < 0 && errno == EAGAIN); + if (c <= 0) + return c; } return rbuf[0]; diff --git a/erts/emulator/sys/win32/erl_poll.c b/erts/emulator/sys/win32/erl_poll.c index 7a1d129cd5..972170d465 100644 --- a/erts/emulator/sys/win32/erl_poll.c +++ b/erts/emulator/sys/win32/erl_poll.c @@ -1085,7 +1085,7 @@ void erts_poll_controlv(ErtsPollSet ps, pcev[i].events, pcev[i].on); } - ERTS_POLLSET_LOCK(ps); + ERTS_POLLSET_UNLOCK(ps); HARDTRACEF(("Out erts_poll_controlv")); } diff --git a/erts/emulator/sys/win32/erl_win_sys.h b/erts/emulator/sys/win32/erl_win_sys.h index a78dbf64af..838f0c61eb 100644 --- a/erts/emulator/sys/win32/erl_win_sys.h +++ b/erts/emulator/sys/win32/erl_win_sys.h @@ -113,12 +113,10 @@ /* * Our own type of "FD's" */ +#define ERTS_SYS_FD_INVALID INVALID_HANDLE_VALUE #define ERTS_SYS_FD_TYPE HANDLE #define NO_FSTAT_ON_SYS_FD_TYPE 1 /* They are events, not files */ -#define HAVE_ERTS_CHECK_IO_DEBUG -int erts_check_io_debug(void); - /* * For erl_time_sup */ diff --git a/erts/emulator/sys/win32/sys.c b/erts/emulator/sys/win32/sys.c index 0ded6b274e..ae44c8424f 100644 --- a/erts/emulator/sys/win32/sys.c +++ b/erts/emulator/sys/win32/sys.c @@ -1392,39 +1392,46 @@ int parse_command(wchar_t* cmd){ return i; } -static BOOL need_quotes(wchar_t *str) -{ - int in_quote = 0; - int backslashed = 0; - int naked_space = 0; - while (*str != L'\0') { - switch (*str) { - case L'\\' : - backslashed = !backslashed; - break; - case L'"': - if (backslashed) { - backslashed=0; - } else { - in_quote = !in_quote; - } - break; - case L' ': - backslashed = 0; - if (!(backslashed || in_quote)) { - naked_space++; - } - break; - default: - backslashed = 0; +/* + * Translating of command line arguments to correct format. In the examples + * below the '' are not part of the actual string. + * 'io:format("hello").' -> 'io:format(\"hello\").' + * 'io:format("is anybody in there?").' -> '"io:format(\"is anybody in there?\")."' + * 'Just nod if you can hear me.' -> '"Just nod if you can hear me."' + * 'Is there ""anyone at home?' -> '"Is there \"\"anyone at home?"' + * 'Relax."' -> 'Relax.\"' + * + * If new == NULL we just calculate the length. + * + * The reason for having to quote all of the is becasue CreateProcessW removes + * one level of escaping since it takes a single long command line rather + * than the argument chunks that unix uses. + */ +static int escape_and_quote(wchar_t *str, wchar_t *new, BOOL *quoted) { + int i, j = 0; + if (new == NULL) + *quoted = FALSE; + else if (*quoted) + new[j++] = L'"'; + for ( i = 0; str[i] != L'\0'; i++,j++) { + if (str[i] == L' ' && new == NULL && *quoted == FALSE) { + *quoted = TRUE; + j++; + } + /* check if we have to escape quotes */ + if (str[i] == L'"') { + if (new) new[j] = L'\\'; + j++; } - ++str; + if (new) new[j] = str[i]; } - return (naked_space > 0); + if (*quoted) { + if (new) new[j] = L'"'; + j++; + } + return j; } - - /* *---------------------------------------------------------------------- @@ -1585,31 +1592,24 @@ create_child_process wcscpy(appname, execPath); } if (argv == NULL) { - BOOL orig_need_q = need_quotes(execPath); + BOOL orig_need_q; wchar_t *ptr; - int ocl = wcslen(execPath); + int ocl = escape_and_quote(execPath, NULL, &orig_need_q); if (run_cmd) { newcmdline = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, - (ocl + ((orig_need_q) ? 3 : 1) - + 11)*sizeof(wchar_t)); + (ocl + 1 + 11)*sizeof(wchar_t)); memcpy(newcmdline,L"cmd.exe /c ",11*sizeof(wchar_t)); ptr = newcmdline + 11; } else { newcmdline = (wchar_t *) erts_alloc(ERTS_ALC_T_TMP, - (ocl + ((orig_need_q) ? 3 : 1))*sizeof(wchar_t)); + (ocl + 1)*sizeof(wchar_t)); ptr = (wchar_t *) newcmdline; } - if (orig_need_q) { - *ptr++ = L'"'; - } - memcpy(ptr,execPath,ocl*sizeof(wchar_t)); - ptr += ocl; - if (orig_need_q) { - *ptr++ = L'"'; - } - *ptr = L'\0'; + ptr += escape_and_quote(execPath, ptr, &orig_need_q); + ptr[0] = L'\0'; } else { - int sum = 1; /* '\0' */ + int sum = 0; + BOOL *qte = NULL; wchar_t **ar = argv; wchar_t *n; wchar_t *save_arg0 = NULL; @@ -1620,11 +1620,13 @@ create_child_process if (run_cmd) { sum += 11; /* cmd.exe /c */ } + + while (*ar != NULL) ar++; + qte = erts_alloc(ERTS_ALC_T_TMP, (ar - argv)*sizeof(BOOL)); + + ar = argv; while (*ar != NULL) { - sum += wcslen(*ar); - if (need_quotes(*ar)) { - sum += 2; /* quotes */ - } + sum += escape_and_quote(*ar,NULL,qte+(ar - argv)); sum++; /* space */ ++ar; } @@ -1636,26 +1638,18 @@ create_child_process n += 11; } while (*ar != NULL) { - int q = need_quotes(*ar); - sum = wcslen(*ar); - if (q) { - *n++ = L'"'; - } - memcpy(n,*ar,sum*sizeof(wchar_t)); - n += sum; - if (q) { - *n++ = L'"'; - } + n += escape_and_quote(*ar,n,qte+(ar - argv)); *n++ = L' '; ++ar; } - *(n-1) = L'\0'; + *(n-1) = L'\0'; /* overwrite last space with '\0' */ if (save_arg0 != NULL) { argv[0] = save_arg0; } + erts_free(ERTS_ALC_T_TMP, qte); } - DEBUGF(("Creating child process: %s, createFlags = %d\n", newcmdline, createFlags)); + DEBUGF((stderr,"Creating child process: %S, createFlags = %d\n", newcmdline, createFlags)); ok = CreateProcessW((wchar_t *) appname, (wchar_t *) newcmdline, NULL, diff --git a/erts/emulator/test/Makefile b/erts/emulator/test/Makefile index 0b0568c31a..dfbe47786a 100644 --- a/erts/emulator/test/Makefile +++ b/erts/emulator/test/Makefile @@ -31,6 +31,7 @@ MODULES= \ a_SUITE \ after_SUITE \ alloc_SUITE \ + async_ports_SUITE \ beam_SUITE \ beam_literals_SUITE \ bif_SUITE \ diff --git a/erts/emulator/test/a_SUITE.erl b/erts/emulator/test/a_SUITE.erl index 195c9c0a5f..17579be416 100644 --- a/erts/emulator/test/a_SUITE.erl +++ b/erts/emulator/test/a_SUITE.erl @@ -97,23 +97,13 @@ display_check_io(ChkIo) -> catch erlang:display('--- CHECK IO INFO ---'), catch erlang:display(ChkIo), catch erts_debug:set_internal_state(available_internal_state, true), - NoOfErrorFds = (catch erts_debug:get_internal_state(check_io_debug)), + NoOfErrorFds = (catch element(1, erts_debug:get_internal_state(check_io_debug))), catch erlang:display({'NoOfErrorFds', NoOfErrorFds}), catch erts_debug:set_internal_state(available_internal_state, false), catch erlang:display('--- CHECK IO INFO ---'), ok. get_check_io_info() -> - ChkIo = erlang:system_info(check_io), - case lists:keysearch(pending_updates, 1, ChkIo) of - {value, {pending_updates, 0}} -> - display_check_io(ChkIo), - ChkIo; - false -> - ChkIo; - _ -> - receive after 10 -> ok end, - get_check_io_info() - end. + z_SUITE:get_check_io_info(). diff --git a/erts/emulator/test/async_ports_SUITE.erl b/erts/emulator/test/async_ports_SUITE.erl new file mode 100644 index 0000000000..c89b3655ff --- /dev/null +++ b/erts/emulator/test/async_ports_SUITE.erl @@ -0,0 +1,118 @@ +-module(async_ports_SUITE). + +-include_lib("common_test/include/ct.hrl"). + +-compile(export_all). + +-define(PACKET_SIZE, (10 * 1024 * 8)). +-define(CPORT_DELAY, 100). +-define(TEST_LOOPS_COUNT, 100000). +-define(SLEEP_BEFORE_CHECK, 1000). +-define(TEST_PROCS_COUNT, 2). +-define(TC_TIMETRAP_SECONDS, 10). + +suite() -> [{ct_hooks,[ts_install_cth]}]. + +all() -> + [ + permanent_busy_test + ]. + +permanent_busy_test(Config) -> + ct:timetrap({seconds, ?TC_TIMETRAP_SECONDS}), + ExePath = filename:join(?config(data_dir, Config), "cport"), + + Self = self(), + spawn_link( + fun() -> + Block = <<0:?PACKET_SIZE>>, + + Port = open_port(ExePath), + + Testers = + lists:map( + fun(_) -> + erlang:spawn_link(?MODULE, run_loop, + [Self, + Port, + Block, + ?TEST_LOOPS_COUNT, + 0]) + end, + lists:seq(1, ?TEST_PROCS_COUNT)), + Self ! {test_info, Port, Testers}, + endless_flush(Port) + end), + + receive + {test_info, Port, Testers} -> + MaxWaitTime = round(0.7 * ?TC_TIMETRAP_SECONDS * 1000), + ct:log("wait testers, maximum ~w mcsec~n", [MaxWaitTime]), + ok = wait_testers(MaxWaitTime, Testers), + timer:sleep(?SLEEP_BEFORE_CHECK), + case erlang:port_command(Port, <<"test">>, [nosuspend]) of + false -> + exit(port_dead); + true -> + ok + end + end. + +wait_testers(Timeout, Testers) -> + lists:foldl( + fun(Pid, AccIn) -> + StartWait = os:timestamp(), + receive + {Pid, port_dead} -> + recalc_timeout(AccIn, StartWait) + after AccIn -> + Pid ! stop, + recalc_timeout(AccIn, StartWait) + end + end, Timeout, Testers), + ok. + +recalc_timeout(TimeoutIn, WaitStart) -> + erlang:max(0, TimeoutIn - round(timer:now_diff(os:timestamp(), WaitStart)) div 1000). + +open_port(ExePath) -> + erlang:open_port({spawn, ExePath ++ " 100"}, [{packet, 4}, eof, exit_status, use_stdio, binary]). + +run_loop(RootProc, Port, Block, CheckLimit, BusyCnt) -> + receive + stop -> + ok + after 0 -> + case erlang:port_command(Port, Block, [nosuspend]) of + true -> + run_loop(RootProc, Port, Block, CheckLimit, 0); + false -> + if + BusyCnt + 1 > CheckLimit -> + check_dead(RootProc, Port, Block, CheckLimit); + true -> + run_loop(RootProc, Port, Block, CheckLimit, BusyCnt + 1) + end + end + end. + +check_dead(RootProc, Port, Block, CheckLimit) -> + ct:log("~p: check port dead~n", [self()]), + timer:sleep(?SLEEP_BEFORE_CHECK), + case erlang:port_command(Port, Block, [nosuspend]) of + true -> + ct:log("not dead~n"), + run_loop(RootProc, Port, Block, CheckLimit, 0); + false -> + ct:log("port dead: ~p~n", [Port]), + RootProc ! {self(), port_dead}, + ok + end. + +endless_flush(Port) -> + receive + {Port, {data, _}} -> + endless_flush(Port); + {Port, SomethingWrong} -> + erlang:error({someting_wrong, SomethingWrong}) + end. diff --git a/erts/emulator/test/async_ports_SUITE_data/Makefile.src b/erts/emulator/test/async_ports_SUITE_data/Makefile.src new file mode 100644 index 0000000000..56da3fbe12 --- /dev/null +++ b/erts/emulator/test/async_ports_SUITE_data/Makefile.src @@ -0,0 +1,15 @@ +CC = @CC@ +LD = @LD@ +CFLAGS = @CFLAGS@ @DEFS@ +CROSSLDFLAGS = @CROSSLDFLAGS@ + +PROGS = cport@exe@ + + +all: $(PROGS) + +cport@exe@: cport@obj@ + $(LD) $(CROSSLDFLAGS) -o cport cport@obj@ @LIBS@ + +cport@obj@: cport.c + $(CC) -c -o cport@obj@ $(CFLAGS) cport.c diff --git a/erts/emulator/test/async_ports_SUITE_data/cport.c b/erts/emulator/test/async_ports_SUITE_data/cport.c new file mode 100644 index 0000000000..033aff382a --- /dev/null +++ b/erts/emulator/test/async_ports_SUITE_data/cport.c @@ -0,0 +1,81 @@ +#include <stdlib.h> +#include <stdio.h> +#include <errno.h> +#include <string.h> +#ifdef __WIN32__ +# include "windows.h" +# include "winbase.h" +#else +# include <unistd.h> +#endif + +typedef unsigned char byte; + +int read_cmd(byte *buf) +{ + int len; + if (read_exact(buf, 4) != 4) + return(-1); + + len = (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3]; + return read_exact(buf, len); +} + +int write_cmd(byte *buf, int len) +{ + byte li[4]; + li[0] = (len >> 24) & 0xff; + li[1] = (len >> 16) & 0xff; + li[2] = (len >> 8) & 0xff; + li[3] = len & 0xff; + write_exact(&li, 4); + + return write_exact(buf, len); +} + +int read_exact(byte *buf, int len) +{ + int i, got=0; + do { + if ((i = read(0, buf+got, len-got)) <= 0) + { + return(i); + } + got += i; + } while (got<len); + return len; +} + +int write_exact(byte *buf, int len) +{ + int i, wrote = 0; + do { + if ((i = write(1, buf+wrote, len-wrote)) < 0) + return (i); + wrote += i; + } while (wrote<len); + return len; +} + +byte static_buf[31457280]; // 30 mb + +int main(int argc, char **argv) { + int sleep_time = atoi(argv[1]); + int fn, arg, res; + byte *buf = &static_buf[0]; + int len = 0; + if (sleep_time <= 0) + sleep_time = 0; +#ifdef __WIN32__ + else + sleep_time = ((sleep_time - 1) / 1000) + 1; /* Milli seconds */ +#endif + while ((len = read_cmd(buf)) > 0) { +#ifdef __WIN32__ + Sleep((DWORD) sleep_time); +#else + usleep(sleep_time); +#endif + write_cmd(buf, len); + } +} diff --git a/erts/emulator/test/busy_port_SUITE.erl b/erts/emulator/test/busy_port_SUITE.erl index 4b4af0babe..2ed5aaa0d0 100644 --- a/erts/emulator/test/busy_port_SUITE.erl +++ b/erts/emulator/test/busy_port_SUITE.erl @@ -98,8 +98,10 @@ generator(0, Writer, _Data) -> %% Calling process_info(Pid, current_function) on a suspended process %% used to crash Beam. - {current_function, {erlang, send, 2}} = - process_info(Writer, current_function), + case process_info(Writer, [status,current_function]) of + [{status,suspended},{current_function,{erlang,send,2}}] -> ok; + [{status,suspended},{current_function,{erlang,bif_return_trap,_}}] -> ok + end, unlock_slave(); generator(N, Writer, Data) -> Writer ! {exec, Data}, diff --git a/erts/emulator/test/driver_SUITE.erl b/erts/emulator/test/driver_SUITE.erl index c62bc0c454..8d2c620be0 100644 --- a/erts/emulator/test/driver_SUITE.erl +++ b/erts/emulator/test/driver_SUITE.erl @@ -31,8 +31,9 @@ end_per_suite/1, init_per_group/2,end_per_group/2, init_per_testcase/2, end_per_testcase/2, + + a_test/1, outputv_echo/1, - timer_measure/1, timer_cancel/1, timer_change/1, @@ -79,7 +80,8 @@ thr_free_drv/1, async_blast/1, thr_msg_blast/1, - consume_timeslice/1]). + consume_timeslice/1, + z_test/1]). -export([bin_prefix/2]). @@ -122,19 +124,19 @@ init_per_testcase(Case, Config) when is_atom(Case), is_list(Config) -> _ -> erts_debug:set_internal_state(available_internal_state, true) end, erlang:display({init_per_testcase, Case}), - ?line 0 = erts_debug:get_internal_state(check_io_debug), + ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)), [{watchdog, Dog},{testcase, Case}|Config]. end_per_testcase(Case, Config) -> Dog = ?config(watchdog, Config), erlang:display({end_per_testcase, Case}), - ?line 0 = erts_debug:get_internal_state(check_io_debug), + ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)), ?t:timetrap_cancel(Dog). suite() -> [{ct_hooks,[ts_install_cth]}]. -all() -> - [outputv_errors, outputv_echo, queue_echo, {group, timer}, +all() -> %% Keep a_test first and z_test last... + [a_test, outputv_errors, outputv_echo, queue_echo, {group, timer}, driver_unloaded, io_ready_exit, use_fallback_pollset, bad_fd_in_pollset, driver_event, fd_change, steal_control, otp_6602, driver_system_info_base_ver, @@ -151,7 +153,8 @@ all() -> thr_free_drv, async_blast, thr_msg_blast, - consume_timeslice]. + consume_timeslice, + z_test]. groups() -> [{timer, [], @@ -917,8 +920,7 @@ steal_control_test(Hndl = {erts_poll_info, Before}) -> end. chkio_test_init(Config) when is_list(Config) -> - ?line wait_until_no_pending_updates(), - ?line ChkIo = erlang:system_info(check_io), + ?line ChkIo = get_stable_check_io_info(), ?line case catch lists:keysearch(name, 1, ChkIo) of {value, {name, erts_poll}} -> ?line ?t:format("Before test: ~p~n", [ChkIo]), @@ -937,8 +939,7 @@ chkio_test_fini({skipped, _} = Res) -> chkio_test_fini({chkio_test_result, Res, Before}) -> ?line ok = erl_ddll:unload_driver('chkio_drv'), ?line ok = erl_ddll:stop(), - ?line wait_until_no_pending_updates(), - ?line After = erlang:system_info(check_io), + ?line After = get_stable_check_io_info(), ?line ?t:format("After test: ~p~n", [After]), ?line verify_chkio_state(Before, After), ?line Res. @@ -985,7 +986,7 @@ chkio_test({erts_poll_info, Before}, ?line Fun(), ?line During = erlang:system_info(check_io), ?line erlang:display(During), - ?line 0 = erts_debug:get_internal_state(check_io_debug), + ?line 0 = element(1, erts_debug:get_internal_state(check_io_debug)), ?line ?t:format("During test: ~p~n", [During]), ?line chk_chkio_port(Port), ?line case erlang:port_control(Port, ?CHKIO_STOP, "") of @@ -1034,18 +1035,22 @@ verify_chkio_state(Before, After) -> After) end, ?line ok. - - -wait_until_no_pending_updates() -> - case lists:keysearch(pending_updates, 1, erlang:system_info(check_io)) of - {value, {pending_updates, 0}} -> - ok; - false -> - ok; +get_stable_check_io_info() -> + ChkIo = erlang:system_info(check_io), + PendUpdNo = case lists:keysearch(pending_updates, 1, ChkIo) of + {value, {pending_updates, PendNo}} -> + PendNo; + false -> + 0 + end, + {value, {active_fds, ActFds}} = lists:keysearch(active_fds, 1, ChkIo), + case {PendUpdNo, ActFds} of + {0, 0} -> + ChkIo; _ -> receive after 10 -> ok end, - wait_until_no_pending_updates() + get_stable_check_io_info() end. otp_6602(doc) -> ["Missed port lock when stealing control of fd from a " @@ -1062,10 +1067,9 @@ otp_6602(Config) when is_list(Config) -> %% Inet driver use port locking... {ok, S} = gen_udp:open(0), {ok, Fd} = inet:getfd(S), - {ok, Port} = inet:port(S), %% Steal fd (lock checker used to %% trigger here). - {ok, _S2} = gen_udp:open(Port,[{fd,Fd}]), + {ok, _S2} = gen_udp:open(0,[{fd,Fd}]), Parent ! Done end), ?line receive Done -> ok end, @@ -1085,7 +1089,15 @@ otp_6602(Config) when is_list(Config) -> ["async_thrs", "sched_thrs"])). --define(EXPECTED_SYSTEM_INFO_NAMES, ?EXPECTED_SYSTEM_INFO_NAMES2). +-define(EXPECTED_SYSTEM_INFO_NAMES3, + (?EXPECTED_SYSTEM_INFO_NAMES2 ++ + ["emu_nif_vsn"])). + +-define(EXPECTED_SYSTEM_INFO_NAMES4, + (?EXPECTED_SYSTEM_INFO_NAMES3 ++ + ["dirty_sched"])). + +-define(EXPECTED_SYSTEM_INFO_NAMES, ?EXPECTED_SYSTEM_INFO_NAMES4). 'driver_system_info_base_ver'(doc) -> []; @@ -1133,16 +1145,18 @@ check_driver_system_info_result(Result) -> drv_vsn_str2tup(erlang:system_info(driver_version))} of {DDVSN, DDVSN} -> ?line [] = Ns; - {{1, 0}, _} -> - ?line ExpNs = lists:sort(?EXPECTED_SYSTEM_INFO_NAMES - -- ?EXPECTED_SYSTEM_INFO_NAMES1), - ?line ExpNs = lists:sort(Ns); - {{1, 1}, _} -> + %% {{1, 0}, _} -> + %% ?line ExpNs = lists:sort(?EXPECTED_SYSTEM_INFO_NAMES + %% -- ?EXPECTED_SYSTEM_INFO_NAMES1), + %% ?line ExpNs = lists:sort(Ns); + %% {{1, 1}, _} -> + %% ?line ExpNs = lists:sort(?EXPECTED_SYSTEM_INFO_NAMES + %% -- ?EXPECTED_SYSTEM_INFO_NAMES2), + %% ?line ExpNs = lists:sort(Ns); + {{3, 0}, _} -> ?line ExpNs = lists:sort(?EXPECTED_SYSTEM_INFO_NAMES - -- ?EXPECTED_SYSTEM_INFO_NAMES2), - ?line ExpNs = lists:sort(Ns); - {{2, 0}, _} -> - ?line [] = Ns + -- ?EXPECTED_SYSTEM_INFO_NAMES3), + ?line ExpNs = lists:sort(Ns) end. chk_sis(SIs, Ns) -> @@ -1189,6 +1203,14 @@ check_si_res(["async_thrs", Value]) -> check_si_res(["sched_thrs", Value]) -> ?line Value = integer_to_list(erlang:system_info(schedulers)); +%% Data added in 3rd version of driver_system_info() (driver version 1.5) +check_si_res(["emu_nif_vsn", _Value]) -> + true; + +%% Data added in 4th version of driver_system_info() (driver version 3.1) +check_si_res(["dirty_sched", _Value]) -> + true; + check_si_res(Unexpected) -> ?line ?t:fail({unexpected_result, Unexpected}). @@ -2370,10 +2392,25 @@ count_proc_sched(Ps, PNs) -> PNs end. +a_test(Config) when is_list(Config) -> + check_io_debug(). + +z_test(Config) when is_list(Config) -> + check_io_debug(). + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Utilities %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +check_io_debug() -> + get_stable_check_io_info(), + {NoErrorFds, NoUsedFds, NoDrvSelStructs, NoDrvEvStructs} + = erts_debug:get_internal_state(check_io_debug), + 0 = NoErrorFds, + NoUsedFds = NoDrvSelStructs, + 0 = NoDrvEvStructs, + ok. + %flush_msgs() -> % receive % M -> diff --git a/erts/emulator/test/driver_SUITE_data/sys_info_base_drv.c b/erts/emulator/test/driver_SUITE_data/sys_info_base_drv.c index e44c7dbd5e..964034f5a6 100644 --- a/erts/emulator/test/driver_SUITE_data/sys_info_base_drv.c +++ b/erts/emulator/test/driver_SUITE_data/sys_info_base_drv.c @@ -41,7 +41,9 @@ "thread=%s " \ "smp=%s " \ "async_thrs=%d " \ - "sched_thrs=%d" + "sched_thrs=%d " \ + "emu_nif_vsn=%d.%d" + static size_t sys_info_drv_max_res_len(ErlDrvSysInfo *sip) @@ -55,6 +57,7 @@ sys_info_drv_max_res_len(ErlDrvSysInfo *sip) slen += 5; /* smp */ slen += 20; /* async_thrs */ slen += 20; /* sched_thrs */ + slen += 2*20; /* emu_nif_vsn */ return slen; } @@ -72,7 +75,9 @@ sys_info_drv_sprintf_sys_info(ErlDrvSysInfo *sip, char *str) sip->thread_support ? "true" : "false", sip->smp_support ? "true" : "false", sip->async_threads, - sip->scheduler_threads); + sip->scheduler_threads, + sip->nif_major_version, + sip->nif_minor_version); } #include "sys_info_drv_impl.c" diff --git a/erts/emulator/test/driver_SUITE_data/sys_info_curr_drv.c b/erts/emulator/test/driver_SUITE_data/sys_info_curr_drv.c index 5bbc966932..6d2c47fdaf 100644 --- a/erts/emulator/test/driver_SUITE_data/sys_info_curr_drv.c +++ b/erts/emulator/test/driver_SUITE_data/sys_info_curr_drv.c @@ -40,7 +40,9 @@ "thread=%s " \ "smp=%s " \ "async_thrs=%d " \ - "sched_thrs=%d" + "sched_thrs=%d " \ + "emu_nif_vsn=%d.%d " \ + "dirty_sched=%s" static size_t sys_info_drv_max_res_len(ErlDrvSysInfo *sip) @@ -54,6 +56,8 @@ sys_info_drv_max_res_len(ErlDrvSysInfo *sip) slen += 5; /* smp */ slen += 20; /* async_thrs */ slen += 20; /* sched_thrs */ + slen += 2*20; /* emu_nif_vsn */ + slen += 5; /* dirty_sched */ return slen; } @@ -71,7 +75,10 @@ sys_info_drv_sprintf_sys_info(ErlDrvSysInfo *sip, char *str) sip->thread_support ? "true" : "false", sip->smp_support ? "true" : "false", sip->async_threads, - sip->scheduler_threads); + sip->scheduler_threads, + sip->nif_major_version, + sip->nif_minor_version, + sip->dirty_scheduler_support ? "true" : "false"); } #include "sys_info_drv_impl.c" diff --git a/erts/emulator/test/driver_SUITE_data/sys_info_prev_drv.c b/erts/emulator/test/driver_SUITE_data/sys_info_prev_drv.c index 63c69f751c..2271d7027b 100644 --- a/erts/emulator/test/driver_SUITE_data/sys_info_prev_drv.c +++ b/erts/emulator/test/driver_SUITE_data/sys_info_prev_drv.c @@ -41,7 +41,9 @@ "thread=%s " \ "smp=%s " \ "async_thrs=%d " \ - "sched_thrs=%d" + "sched_thrs=%d " \ + "emu_nif_vsn=%d.%d" + static size_t sys_info_drv_max_res_len(ErlDrvSysInfo *sip) @@ -55,6 +57,7 @@ sys_info_drv_max_res_len(ErlDrvSysInfo *sip) slen += 5; /* smp */ slen += 20; /* async_thrs */ slen += 20; /* sched_thrs */ + slen += 2*20; /* emu_nif_vsn */ return slen; } @@ -72,7 +75,9 @@ sys_info_drv_sprintf_sys_info(ErlDrvSysInfo *sip, char *str) sip->thread_support ? "true" : "false", sip->smp_support ? "true" : "false", sip->async_threads, - sip->scheduler_threads); + sip->scheduler_threads, + sip->nif_major_version, + sip->nif_minor_version); } #include "sys_info_drv_impl.c" diff --git a/erts/emulator/test/float_SUITE_data/fp_drv.c b/erts/emulator/test/float_SUITE_data/fp_drv.c index b80385c3f9..82d18d6440 100644 --- a/erts/emulator/test/float_SUITE_data/fp_drv.c +++ b/erts/emulator/test/float_SUITE_data/fp_drv.c @@ -29,9 +29,14 @@ #if defined (__GNUC__) int _finite(double x); #endif -#ifndef finite -#define finite _finite +#ifndef isfinite +#define isfinite _finite #endif +#elif !defined(HAVE_ISFINITE) && defined(HAVE_FINITE) +/* If not windows and we do not have isfinite */ +#define isfinite finite +#elif !defined(HAVE_ISFINITE) +# error "No finite function found!" #endif #include "erl_driver.h" @@ -79,21 +84,21 @@ do_test(void *unused) x = 3.23e133; y = 3.57e257; z = x*y; - if (finite(z)) + if (isfinite(z)) return "is finite (1)"; x = 5.0; y = 0.0; z = x/y; - if (finite(z)) + if (isfinite(z)) return "is finite (2)"; z = log(-1.0); - if (finite(z)) + if (isfinite(z)) return "is finite (3)"; z = log(0.0); - if (finite(z)) + if (isfinite(z)) return "is finite (4)"; return "ok"; diff --git a/erts/emulator/test/fun_SUITE.erl b/erts/emulator/test/fun_SUITE.erl index 8ad5f290ed..2968f5bebb 100644 --- a/erts/emulator/test/fun_SUITE.erl +++ b/erts/emulator/test/fun_SUITE.erl @@ -30,7 +30,7 @@ fun_to_port/1,t_hash/1,t_phash/1,t_phash2/1,md5/1, refc/1,refc_ets/1,refc_dist/1, const_propagation/1,t_arity/1,t_is_function2/1, - t_fun_info/1]). + t_fun_info/1,t_fun_info_mfa/1]). -export([nothing/0]). @@ -42,7 +42,8 @@ all() -> [bad_apply, bad_fun_call, badarity, ext_badarity, equality, ordering, fun_to_port, t_hash, t_phash, t_phash2, md5, refc, refc_ets, refc_dist, - const_propagation, t_arity, t_is_function2, t_fun_info]. + const_propagation, t_arity, t_is_function2, t_fun_info, + t_fun_info_mfa]. groups() -> []. @@ -824,6 +825,24 @@ t_fun_info(Config) when is_list(Config) -> ?line bad_info(<<1,2>>), ok. +t_fun_info_mfa(Config) when is_list(Config) -> + Fun1 = fun spawn_call/2, + {module,M1} = erlang:fun_info(Fun1, module), + {name,F1} = erlang:fun_info(Fun1, name), + {arity,A1} = erlang:fun_info(Fun1, arity), + {M1,F1,A1=2} = erlang:fun_info_mfa(Fun1), + %% Module fun. + Fun2 = fun ?MODULE:t_fun_info/1, + {module,M2} = erlang:fun_info(Fun2, module), + {name,F2} = erlang:fun_info(Fun2, name), + {arity,A2} = erlang:fun_info(Fun2, arity), + {M2,F2,A2=1} = erlang:fun_info_mfa(Fun2), + + %% Not fun. + {'EXIT',_} = (catch erlang:fun_info_mfa(id(d))), + ok. + + bad_info(Term) -> try erlang:fun_info(Term, module) of Any -> diff --git a/erts/emulator/test/module_info_SUITE.erl b/erts/emulator/test/module_info_SUITE.erl index 8a63d9fe3e..f3986f0c4f 100644 --- a/erts/emulator/test/module_info_SUITE.erl +++ b/erts/emulator/test/module_info_SUITE.erl @@ -24,7 +24,7 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, init_per_testcase/2,end_per_testcase/2, - exports/1,functions/1,native/1]). + exports/1,functions/1,native/1,info/1]). %%-compile(native). @@ -52,8 +52,8 @@ end_per_group(_GroupName, Config) -> Config. -modules() -> - [exports, functions, native]. +modules() -> + [exports, functions, native, info]. init_per_testcase(Func, Config) when is_atom(Func), is_list(Config) -> Dog = ?t:timetrap(?t:minutes(3)), @@ -122,6 +122,22 @@ native_proj({Name,Arity,Addr}) -> native_filter(Set) -> sofs:no_elements(Set) =/= 1. +%% Test that the module info of this module is correct. Use +%% erlang:get_module_info(?MODULE) to avoid compiler optimization tricks. +info(Config) when is_list(Config) -> + Info = erlang:get_module_info(?MODULE), + All = all_exported(), + {ok,{?MODULE,MD5}} = beam_lib:md5(code:which(?MODULE)), + {module, ?MODULE} = lists:keyfind(module, 1, Info), + {md5, MD5} = lists:keyfind(md5, 1, Info), + {exports, Exports} = lists:keyfind(exports, 1, Info), + All = lists:sort(Exports), + {attributes, Attrs} = lists:keyfind(attributes, 1, Info), + {vsn,_} = lists:keyfind(vsn, 1, Attrs), + {compile, Compile} = lists:keyfind(compile, 1, Info), + {options,_} = lists:keyfind(options, 1, Compile), + ok. + %% Helper functions (local). add_arity(L) -> diff --git a/erts/emulator/test/nif_SUITE.erl b/erts/emulator/test/nif_SUITE.erl index b2da6f58af..14e6585220 100644 --- a/erts/emulator/test/nif_SUITE.erl +++ b/erts/emulator/test/nif_SUITE.erl @@ -37,7 +37,9 @@ threading/1, send/1, send2/1, send3/1, send_threaded/1, neg/1, is_checks/1, get_length/1, make_atom/1, make_string/1, reverse_list_test/1, - otp_9668/1, consume_timeslice/1, dirty_nif/1, dirty_nif_send/1 + otp_9828/1, + otp_9668/1, consume_timeslice/1, dirty_nif/1, dirty_nif_send/1, + dirty_nif_exception/1, nif_schedule/1 ]). -export([many_args_100/100]). @@ -64,7 +66,9 @@ all() -> resource_takeover, threading, send, send2, send3, send_threaded, neg, is_checks, get_length, make_atom, make_string,reverse_list_test, - otp_9668, consume_timeslice, dirty_nif, dirty_nif_send + otp_9828, + otp_9668, consume_timeslice, + nif_schedule, dirty_nif, dirty_nif_send, dirty_nif_exception ]. groups() -> @@ -1440,6 +1444,20 @@ otp_9668(Config) -> ?line verify_tmpmem(TmpMem), ok. +otp_9828(doc) -> ["Copy of writable binary"]; +otp_9828(Config) -> + ensure_lib_loaded(Config, 1), + + otp_9828_loop(<<"I'm alive!">>, 1000). + +otp_9828_loop(Bin, 0) -> + ok; +otp_9828_loop(Bin, Val) -> + WrtBin = <<Bin/binary, Val:32>>, + ok = otp_9828_nif(WrtBin), + otp_9828_loop(WrtBin, Val-1). + + consume_timeslice(Config) when is_list(Config) -> CONTEXT_REDS = 2000, Me = self(), @@ -1524,6 +1542,20 @@ consume_timeslice(Config) when is_list(Config) -> ok. +nif_schedule(Config) when is_list(Config) -> + ensure_lib_loaded(Config), + A = "this is a string", + B = {this,is,a,tuple}, + {B,A} = call_nif_schedule(A, B), + ok = try call_nif_schedule(1, 2) + catch + error:badarg -> + [{?MODULE,call_nif_schedule,[1,2],_}|_] = + erlang:get_stacktrace(), + ok + end, + ok. + dirty_nif(Config) when is_list(Config) -> try erlang:system_info(dirty_cpu_schedulers) of N when is_integer(N) -> @@ -1556,6 +1588,24 @@ dirty_nif_send(Config) when is_list(Config) -> {skipped,"No dirty scheduler support"} end. +dirty_nif_exception(Config) when is_list(Config) -> + try erlang:system_info(dirty_cpu_schedulers) of + N when is_integer(N) -> + ensure_lib_loaded(Config), + try + call_dirty_nif_exception(), + ?t:fail(expected_badarg) + catch + error:badarg -> + [{?MODULE,call_dirty_nif_exception,[],_}|_] = + erlang:get_stacktrace(), + ok + end + catch + error:badarg -> + {skipped,"No dirty scheduler support"} + end. + next_msg(_Pid) -> receive M -> M @@ -1684,9 +1734,12 @@ reverse_list(_) -> ?nif_stub. echo_int(_) -> ?nif_stub. type_sizes() -> ?nif_stub. otp_9668_nif(_) -> ?nif_stub. +otp_9828_nif(_) -> ?nif_stub. consume_timeslice_nif(_,_) -> ?nif_stub. +call_nif_schedule(_,_) -> ?nif_stub. call_dirty_nif(_,_,_) -> ?nif_stub. send_from_dirty_nif(_) -> ?nif_stub. +call_dirty_nif_exception() -> ?nif_stub. %% maps is_map_nif(_) -> ?nif_stub. diff --git a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c index 955dc64189..291c903947 100644 --- a/erts/emulator/test/nif_SUITE_data/nif_SUITE.c +++ b/erts/emulator/test/nif_SUITE_data/nif_SUITE.c @@ -1473,6 +1473,26 @@ static ERL_NIF_TERM otp_9668_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM ar return atom_ok; } +static ERL_NIF_TERM otp_9828_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + /* copy a writable binary could reallocate it due to "emasculation" + and thereby render a previous inspection invalid. + */ + ErlNifBinary bin1; + ErlNifEnv* myenv; + + if (!enif_inspect_binary(env, argv[0], &bin1)) { + return enif_make_badarg(env); + } + + myenv = enif_alloc_env(); + enif_make_copy(myenv, argv[0]); + enif_free_env(myenv); + + return memcmp(bin1.data, "I'm alive!", 10)==0 ? atom_ok : atom_false; +} + + static ERL_NIF_TERM consume_timeslice_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { int percent; @@ -1493,25 +1513,57 @@ static ERL_NIF_TERM consume_timeslice_nif(ErlNifEnv* env, int argc, const ERL_NI } } +static ERL_NIF_TERM nif_sched2(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + char s[64]; + if (!enif_get_string(env, argv[2], s, sizeof s, ERL_NIF_LATIN1)) + return enif_make_badarg(env); + return enif_make_tuple2(env, argv[3], argv[2]); +} + +static ERL_NIF_TERM nif_sched1(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + ERL_NIF_TERM new_argv[4]; + new_argv[0] = enif_make_atom(env, "garbage0"); + new_argv[1] = enif_make_atom(env, "garbage1"); + new_argv[2] = argv[0]; + new_argv[3] = argv[1]; + return enif_schedule_nif(env, "nif_sched2", 0, nif_sched2, 4, new_argv); +} + +static ERL_NIF_TERM call_nif_schedule(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +{ + if (argc != 2) + return enif_make_atom(env, "false"); + return enif_schedule_nif(env, "nif_sched1", 0, nif_sched1, argc, argv); +} + #ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT + +static int have_dirty_schedulers(void) +{ + ErlNifSysInfo si; + enif_system_info(&si, sizeof(si)); + return si.dirty_scheduler_support; +} + static ERL_NIF_TERM dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { int n; char s[10]; ErlNifBinary b; ERL_NIF_TERM result; - if (enif_have_dirty_schedulers()) { + if (have_dirty_schedulers()) { assert(enif_is_on_dirty_scheduler(env)); } assert(argc == 3); enif_get_int(env, argv[0], &n); enif_get_string(env, argv[1], s, sizeof s, ERL_NIF_LATIN1); enif_inspect_binary(env, argv[2], &b); - result = enif_make_tuple3(env, - enif_make_int(env, n), - enif_make_string(env, s, ERL_NIF_LATIN1), - enif_make_binary(env, &b)); - return enif_schedule_dirty_nif_finalizer(env, result, enif_dirty_nif_finalizer); + return enif_make_tuple3(env, + enif_make_int(env, n), + enif_make_string(env, s, ERL_NIF_LATIN1), + enif_make_binary(env, &b)); } static ERL_NIF_TERM call_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) @@ -1522,11 +1574,11 @@ static ERL_NIF_TERM call_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM assert(!enif_is_on_dirty_scheduler(env)); if (argc != 3) return enif_make_badarg(env); - if (enif_have_dirty_schedulers()) { + if (have_dirty_schedulers()) { if (enif_get_int(env, argv[0], &n) && enif_get_string(env, argv[1], s, sizeof s, ERL_NIF_LATIN1) && enif_inspect_binary(env, argv[2], &b)) - return enif_schedule_dirty_nif(env, ERL_NIF_DIRTY_JOB_CPU_BOUND, dirty_nif, argc, argv); + return enif_schedule_nif(env, "call_dirty_nif", ERL_NIF_DIRTY_JOB_CPU_BOUND, dirty_nif, argc, argv); else return enif_make_badarg(env); } else { @@ -1534,35 +1586,42 @@ static ERL_NIF_TERM call_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM } } -static ERL_NIF_TERM dirty_sender(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +static ERL_NIF_TERM send_from_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { ERL_NIF_TERM result; ErlNifPid pid; ErlNifEnv* menv; int res; - enif_get_local_pid(env, argv[0], &pid); + if (!enif_get_local_pid(env, argv[0], &pid)) + return enif_make_badarg(env); result = enif_make_tuple2(env, enif_make_atom(env, "ok"), enif_make_pid(env, &pid)); menv = enif_alloc_env(); res = enif_send(env, &pid, menv, result); enif_free_env(menv); if (!res) - /* Note the next line will crash, since dirty nifs can't return exceptions. - * This is intentional, since enif_send should not fail if the test succeeds. - */ - return enif_schedule_dirty_nif_finalizer(env, enif_make_badarg(env), enif_dirty_nif_finalizer); + return enif_make_badarg(env); else - return enif_schedule_dirty_nif_finalizer(env, result, enif_dirty_nif_finalizer); + return result; } -static ERL_NIF_TERM send_from_dirty_nif(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) +static ERL_NIF_TERM call_dirty_nif_exception(ErlNifEnv* env, int argc, const ERL_NIF_TERM argv[]) { - ERL_NIF_TERM result; - ErlNifPid pid; - - if (!enif_get_local_pid(env, argv[0], &pid)) + switch (argc) { + case 0: { + ERL_NIF_TERM args[255]; + int i; + for (i = 0; i < 255; i++) + args[i] = enif_make_int(env, i); + return enif_schedule_nif(env, "call_dirty_nif_exception", ERL_NIF_DIRTY_JOB_CPU_BOUND, + call_dirty_nif_exception, 255, argv); + } + case 1: return enif_make_badarg(env); - return enif_schedule_dirty_nif(env, ERL_NIF_DIRTY_JOB_CPU_BOUND, dirty_sender, argc, argv); + default: + return enif_schedule_nif(env, "call_dirty_nif_exception", ERL_NIF_DIRTY_JOB_CPU_BOUND, + call_dirty_nif_exception, argc-1, argv); + } } #endif @@ -1741,10 +1800,13 @@ static ErlNifFunc nif_funcs[] = {"echo_int", 1, echo_int}, {"type_sizes", 0, type_sizes}, {"otp_9668_nif", 1, otp_9668_nif}, + {"otp_9828_nif", 1, otp_9828_nif}, {"consume_timeslice_nif", 2, consume_timeslice_nif}, + {"call_nif_schedule", 2, call_nif_schedule}, #ifdef ERL_NIF_DIRTY_SCHEDULER_SUPPORT {"call_dirty_nif", 3, call_dirty_nif}, - {"send_from_dirty_nif", 1, send_from_dirty_nif}, + {"send_from_dirty_nif", 1, send_from_dirty_nif, ERL_NIF_DIRTY_JOB_CPU_BOUND}, + {"call_dirty_nif_exception", 0, call_dirty_nif_exception, ERL_NIF_DIRTY_JOB_IO_BOUND}, #endif {"is_map_nif", 1, is_map_nif}, {"get_map_size_nif", 1, get_map_size_nif}, diff --git a/erts/emulator/test/num_bif_SUITE.erl b/erts/emulator/test/num_bif_SUITE.erl index ff8d18eef8..8cf8377c30 100644 --- a/erts/emulator/test/num_bif_SUITE.erl +++ b/erts/emulator/test/num_bif_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2013. All Rights Reserved. +%% Copyright Ericsson AB 1997-2014. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -394,18 +394,15 @@ t_string_to_integer(Config) when is_list(Config) -> test_sti(268435455), test_sti(-268435455), - %% 1 bsl 28 - 1, just before 32 bit bignum - test_sti(1 bsl 28 - 1), - %% 1 bsl 28, just beyond 32 bit small - test_sti(1 bsl 28), - %% 1 bsl 33, just beyond 32 bit - test_sti(1 bsl 33), - %% 1 bsl 60 - 1, just before 64 bit bignum - test_sti(1 bsl 60 - 1), - %% 1 bsl 60, just beyond 64 bit small - test_sti(1 bsl 60), - %% 1 bsl 65, just beyond 64 bit - test_sti(1 bsl 65), + % Interesting values around 2-pows, such as MIN_SMALL and MAX_SMALL. + lists:foreach(fun(Bits) -> + N = 1 bsl Bits, + test_sti(N - 1), + test_sti(N), + test_sti(N + 1) + end, + lists:seq(16, 130)), + %% Bignums. test_sti(123456932798748738738,16), test_sti(list_to_integer(lists:duplicate(2000, $1))), @@ -454,10 +451,11 @@ test_sti(Num) -> end|| Base <- lists:seq(2,36)]. test_sti(Num,Base) -> - Num = list_to_integer(int2list(Num,Base),Base), - Num = -1*list_to_integer(int2list(Num*-1,Base),Base), - Num = binary_to_integer(int2bin(Num,Base),Base), - Num = -1*binary_to_integer(int2bin(Num*-1,Base),Base). + Neg = -Num, + Num = list_to_integer(int2list(Num,Base),Base), + Neg = list_to_integer(int2list(Num*-1,Base),Base), + Num = binary_to_integer(int2bin(Num,Base),Base), + Neg = binary_to_integer(int2bin(Num*-1,Base),Base). % Calling this function (which is not supposed to be inlined) prevents % the compiler from calculating the answer, so we don't test the compiler diff --git a/erts/emulator/test/port_SUITE.erl b/erts/emulator/test/port_SUITE.erl index e01b2f253b..1bb4cb3637 100644 --- a/erts/emulator/test/port_SUITE.erl +++ b/erts/emulator/test/port_SUITE.erl @@ -90,6 +90,7 @@ mix_up_ports/1, otp_5112/1, otp_5119/1, otp_6224/1, exit_status_multi_scheduling_block/1, ports/1, spawn_driver/1, spawn_executable/1, close_deaf_port/1, + port_setget_data/1, unregister_name/1, parallelism_option/1]). -export([do_iter_max_ports/2]). @@ -115,6 +116,7 @@ all() -> mix_up_ports, otp_5112, otp_5119, exit_status_multi_scheduling_block, ports, spawn_driver, spawn_executable, close_deaf_port, unregister_name, + port_setget_data, parallelism_option]. groups() -> @@ -1405,6 +1407,12 @@ spawn_executable(Config) when is_list(Config) -> run_echo_args(SpaceDir,[ExactFile2,"hello world","dlrow olleh"]), [ExactFile2,"hello world","dlrow olleh"] = run_echo_args(SpaceDir,[binary, ExactFile2,"hello world","dlrow olleh"]), + + [ExactFile2,"hello \"world\"","\"dlrow\" olleh"] = + run_echo_args(SpaceDir,[binary, ExactFile2,"hello \"world\"","\"dlrow\" olleh"]), + [ExactFile2,"hello \"world\"","\"dlrow\" olleh"] = + run_echo_args(SpaceDir,[binary, ExactFile2,"hello \"world\"","\"dlrow\" olleh"]), + [ExactFile2] = run_echo_args(SpaceDir,[default]), [ExactFile2,"hello world","dlrow olleh"] = run_echo_args(SpaceDir,[switch_order,ExactFile2,"hello world", @@ -2333,6 +2341,55 @@ close_deaf_port_1(N, Cmd) -> {comment, "Could not spawn more than " ++ integer_to_list(N) ++ " OS processes."} end. +%% Test undocumented port_set_data/2 and port_get_data/1 +%% Hammer from multiple processes a while +%% and then abrubtly close the port (OTP-12208). +port_setget_data(Config) when is_list(Config) -> + ok = load_driver(?config(data_dir, Config), "echo_drv"), + Port = erlang:open_port({spawn_driver, "echo_drv"}, []), + + NSched = erlang:system_info(schedulers_online), + PRs = lists:map(fun(I) -> + spawn_opt(fun() -> port_setget_data_hammer(Port,1) end, + [monitor, {scheduler, I rem NSched}]) + end, + lists:seq(1,10)), + receive after 100 -> ok end, + Papa = self(), + lists:foreach(fun({Pid,_}) -> Pid ! {Papa,prepare_for_close} end, PRs), + lists:foreach(fun({Pid,_}) -> + receive {Pid,prepare_for_close} -> ok end + end, + PRs), + port_close(Port), + lists:foreach(fun({Pid,Ref}) -> + receive {'DOWN', Ref, process, Pid, normal} -> ok end + end, + PRs), + ok. + +port_setget_data_hammer(Port, N) -> + Rand = random:uniform(3), + try case Rand of + 1 -> true = erlang:port_set_data(Port, atom); + 2 -> true = erlang:port_set_data(Port, {1,2,3}); + 3 -> erlang:port_get_data(Port) + end + catch + error:badarg -> + true = get(prepare_for_close), + io:format("~p did ~p rounds before port closed\n", [self(), N]), + exit(normal) + end, + receive {Papa, prepare_for_close} -> + put(prepare_for_close, true), + Papa ! {self(),prepare_for_close} + after 0 -> + ok + end, + port_setget_data_hammer(Port, N+1). + + wait_until(Fun) -> case catch Fun() of true -> diff --git a/erts/emulator/test/tuple_SUITE.erl b/erts/emulator/test/tuple_SUITE.erl index 46ece41096..f627eea07f 100644 --- a/erts/emulator/test/tuple_SUITE.erl +++ b/erts/emulator/test/tuple_SUITE.erl @@ -21,8 +21,9 @@ init_per_group/2,end_per_group/2, t_size/1, t_tuple_size/1, t_element/1, t_setelement/1, t_insert_element/1, t_delete_element/1, - t_list_to_tuple/1, t_tuple_to_list/1, - t_make_tuple_2/1, t_make_tuple_3/1, t_append_element/1, + t_list_to_tuple/1, t_list_to_upper_boundry_tuple/1, t_tuple_to_list/1, + t_make_tuple_2/1, t_make_upper_boundry_tuple_2/1, t_make_tuple_3/1, + t_append_element/1, t_append_element_upper_boundry/1, build_and_match/1, tuple_with_case/1, tuple_in_guard/1]). -include_lib("test_server/include/test_server.hrl"). @@ -40,8 +41,10 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [build_and_match, t_size, t_tuple_size, t_list_to_tuple, + t_list_to_upper_boundry_tuple, t_tuple_to_list, t_element, t_setelement, - t_make_tuple_2, t_make_tuple_3, t_append_element, + t_make_tuple_2, t_make_upper_boundry_tuple_2, t_make_tuple_3, + t_append_element, t_append_element_upper_boundry, t_insert_element, t_delete_element, tuple_with_case, tuple_in_guard]. @@ -49,11 +52,21 @@ groups() -> []. init_per_suite(Config) -> + A0 = case application:start(sasl) of + ok -> [sasl]; + _ -> [] + end, + A = case application:start(os_mon) of + ok -> [os_mon|A0]; + _ -> A0 + end, + [{started_apps, A}|Config]. + +end_per_suite(Config) -> + As = ?config(started_apps, Config), + lists:foreach(fun (A) -> application:stop(A) end, As), Config. -end_per_suite(_Config) -> - ok. - init_per_group(_GroupName, Config) -> Config. @@ -176,14 +189,19 @@ t_list_to_tuple(Config) when is_list(Config) -> {'EXIT', {badarg, _}} = (catch list_to_tuple(id([a|b]))), {'EXIT', {badarg, _}} = (catch list_to_tuple(id([a|b]))), - % test upper boundry, 16777215 elements - MaxSize = 1 bsl 24 - 1, - MaxTuple = list_to_tuple(lists:seq(1, MaxSize)), - MaxSize = size(MaxTuple), - {'EXIT', {badarg,_}} = (catch list_to_tuple(lists:seq(1, 1 bsl 24))), ok. +t_list_to_upper_boundry_tuple(Config) when is_list(Config) -> + sys_mem_cond_run(2048, + fun () -> + %% test upper boundry, 16777215 elements + MaxSize = 1 bsl 24 - 1, + MaxTuple = list_to_tuple(lists:seq(1, MaxSize)), + MaxSize = size(MaxTuple), + ok + end). + %% Tests tuple_to_list/1. t_tuple_to_list(Config) when is_list(Config) -> @@ -214,8 +232,6 @@ t_make_tuple_2(Config) when is_list(Config) -> t_make_tuple1({a}), t_make_tuple1(erlang:make_tuple(400, [])), - % test upper boundry, 16777215 elements - t_make_tuple(1 bsl 24 - 1, a), {'EXIT', {badarg,_}} = (catch erlang:make_tuple(1 bsl 24, a)), {'EXIT', {badarg,_}} = (catch erlang:make_tuple(-1, a)), @@ -225,6 +241,13 @@ t_make_tuple_2(Config) when is_list(Config) -> {'EXIT', {badarg,_}} = (catch erlang:make_tuple(1 bsl 65 + 3, a)), ok. +t_make_upper_boundry_tuple_2(Config) when is_list(Config) -> + sys_mem_cond_run(2048, + fun () -> + %% test upper boundry, 16777215 elements + t_make_tuple(1 bsl 24 - 1, a) + end). + t_make_tuple1(Element) -> lists:foreach(fun(Size) -> t_make_tuple(Size, Element) end, [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 255, 256, 511, 512, 999, @@ -309,13 +332,17 @@ t_delete_element(Config) when is_list(Config) -> %% Tests the append_element/2 BIF. t_append_element(Config) when is_list(Config) -> - ok = t_append_element({}, 2048, 2048), - - % test upper boundry, 16777215 elements - MaxSize = 1 bsl 24 - 1, - MaxTuple = list_to_tuple(lists:seq(1, MaxSize)), - {'EXIT',{badarg,_}} = (catch erlang:append_element(MaxTuple, a)), - ok. + ok = t_append_element({}, 2048, 2048). + +t_append_element_upper_boundry(Config) when is_list(Config) -> + sys_mem_cond_run(2048, + fun () -> + %% test upper boundry, 16777215 elements + MaxSize = 1 bsl 24 - 1, + MaxTuple = list_to_tuple(lists:seq(1, MaxSize)), + {'EXIT',{badarg,_}} = (catch erlang:append_element(MaxTuple, a)), + ok + end). t_append_element(_Tuple, 0, _High) -> ok; t_append_element(Tuple, N, High) -> @@ -371,3 +398,31 @@ tuple_in_guard(Config) when is_list(Config) -> %% Use this function to avoid compile-time evaluation of an expression. id(I) -> I. + +sys_mem_cond_run(ReqSizeMB, TestFun) when is_integer(ReqSizeMB) -> + case total_memory() of + TotMem when is_integer(TotMem), TotMem >= ReqSizeMB -> + TestFun(); + TotMem when is_integer(TotMem) -> + {skipped, "Not enough memory ("++integer_to_list(TotMem)++" MB)"}; + undefined -> + {skipped, "Could not retrieve memory information"} + end. + + +total_memory() -> + %% Totat memory in MB. + try + MemoryData = memsup:get_system_memory_data(), + case lists:keysearch(total_memory, 1, MemoryData) of + {value, {total_memory, TM}} -> + TM div (1024*1024); + false -> + {value, {system_total_memory, STM}} = + lists:keysearch(system_total_memory, 1, MemoryData), + STM div (1024*1024) + end + catch + _ : _ -> + undefined + end. diff --git a/erts/emulator/test/z_SUITE.erl b/erts/emulator/test/z_SUITE.erl index 4b3075a164..b0c6224dfe 100644 --- a/erts/emulator/test/z_SUITE.erl +++ b/erts/emulator/test/z_SUITE.erl @@ -38,7 +38,7 @@ -export([schedulers_alive/1, node_container_refc_check/1, long_timers/1, pollset_size/1, - check_io_debug/1]). + check_io_debug/1, get_check_io_info/0]). -define(DEFAULT_TIMEOUT, ?t:minutes(5)). @@ -288,11 +288,14 @@ check_io_debug(Config) when is_list(Config) -> end. check_io_debug_test() -> + ?line erlang:display(get_check_io_info()), ?line erts_debug:set_internal_state(available_internal_state, true), - ?line erlang:display(erlang:system_info(check_io)), - ?line NoOfErrorFds = erts_debug:get_internal_state(check_io_debug), + ?line {NoErrorFds, NoUsedFds, NoDrvSelStructs, NoDrvEvStructs} + = erts_debug:get_internal_state(check_io_debug), ?line erts_debug:set_internal_state(available_internal_state, false), - ?line 0 = NoOfErrorFds, + ?line 0 = NoErrorFds, + ?line NoUsedFds = NoDrvSelStructs, + ?line 0 = NoDrvEvStructs, ?line ok. @@ -305,7 +308,7 @@ display_check_io(ChkIo) -> catch erlang:display('--- CHECK IO INFO ---'), catch erlang:display(ChkIo), catch erts_debug:set_internal_state(available_internal_state, true), - NoOfErrorFds = (catch erts_debug:get_internal_state(check_io_debug)), + NoOfErrorFds = (catch element(1, erts_debug:get_internal_state(check_io_debug))), catch erlang:display({'NoOfErrorFds', NoOfErrorFds}), catch erts_debug:set_internal_state(available_internal_state, false), catch erlang:display('--- CHECK IO INFO ---'), @@ -313,14 +316,19 @@ display_check_io(ChkIo) -> get_check_io_info() -> ChkIo = erlang:system_info(check_io), - case lists:keysearch(pending_updates, 1, ChkIo) of - {value, {pending_updates, 0}} -> + PendUpdNo = case lists:keysearch(pending_updates, 1, ChkIo) of + {value, {pending_updates, PendNo}} -> + PendNo; + false -> + 0 + end, + {value, {active_fds, ActFds}} = lists:keysearch(active_fds, 1, ChkIo), + case {PendUpdNo, ActFds} of + {0, 0} -> display_check_io(ChkIo), ChkIo; - false -> - ChkIo; _ -> - receive after 10 -> ok end, + receive after 100 -> ok end, get_check_io_info() end. diff --git a/erts/emulator/valgrind/suppress.patched.3.6.0 b/erts/emulator/valgrind/suppress.patched.3.6.0 index b3507bdba7..f79e3ff634 100644 --- a/erts/emulator/valgrind/suppress.patched.3.6.0 +++ b/erts/emulator/valgrind/suppress.patched.3.6.0 @@ -273,6 +273,11 @@ obj:*/ssleay.* fun:AES_cbc_encrypt ... } +{ + crypto RC4 can do harmless word aligned read past end of input + Memcheck:Addr8 + fun:RC4 +} { erts_bits_init_state; Why is this needed? diff --git a/erts/emulator/valgrind/suppress.standard b/erts/emulator/valgrind/suppress.standard index a4da31a61d..b3c77119fb 100644 --- a/erts/emulator/valgrind/suppress.standard +++ b/erts/emulator/valgrind/suppress.standard @@ -260,6 +260,11 @@ obj:*/ssleay.* fun:AES_cbc_encrypt ... } +{ + crypto RC4 can do harmless word aligned read past end of input + Memcheck:Addr8 + fun:RC4 +} { Prebuilt constant terms in os_info_init (PossiblyLost) diff --git a/erts/epmd/src/epmd.c b/erts/epmd/src/epmd.c index 3cfa7a782f..0823dcaa4e 100644 --- a/erts/epmd/src/epmd.c +++ b/erts/epmd/src/epmd.c @@ -345,7 +345,7 @@ static void run_daemon(EpmdVars *g) inform it of that the log is closed. */ closelog(); - /* These chouldn't be needed but for safety... */ + /* These shouldn't be needed but for safety... */ open("/dev/null", O_RDONLY); /* Order is important! */ open("/dev/null", O_WRONLY); @@ -386,7 +386,7 @@ static void run_daemon(EpmdVars *g) close(1); close(2); - /* These chouldn't be needed but for safety... */ + /* These shouldn't be needed but for safety... */ open("nul", O_RDONLY); open("nul", O_WRONLY); @@ -498,7 +498,11 @@ static void dbg_gen_printf(int onsyslog,int perr,int from_level, #ifdef HAVE_SYSLOG_H if (onsyslog) { - erts_vsnprintf(buf, DEBUG_BUFFER_SIZE, format, args); + int len; + len = erts_vsnprintf(buf, DEBUG_BUFFER_SIZE, format, args); + if (perr != 0 && len < sizeof(buf)) { + erts_snprintf(buf+len, sizeof(buf)-len, ": %s", strerror(perr)); + } syslog(LOG_ERR,"epmd: %s",buf); } #endif diff --git a/erts/etc/common/erlexec.c b/erts/etc/common/erlexec.c index 709c6f02d1..5ebde8ca3c 100644 --- a/erts/etc/common/erlexec.c +++ b/erts/etc/common/erlexec.c @@ -128,6 +128,7 @@ static char *pluss_val_switches[] = { "bwt", "cl", "ct", + "ecio", "fwi", "tbt", "wct", diff --git a/erts/etc/common/run_erl_common.c b/erts/etc/common/run_erl_common.c index dc55c2bea4..580b6cc3c5 100644 --- a/erts/etc/common/run_erl_common.c +++ b/erts/etc/common/run_erl_common.c @@ -74,15 +74,6 @@ * run_erl multiple times with different global variables without them * effecting eachother. */ -typedef struct run_erl_ run_erl; - -#ifdef __OSE__ -static OSPPDKEY run_erl_pp_key; -#define RE_DATA (*(run_erl**)ose_get_ppdata(run_erl_pp_key)) -#else -static run_erl re; -#define RE_DATA (&re) -#endif #define STATUSFILE (RE_DATA->statusfile) #define LOG_DIR (RE_DATA->log_dir) @@ -116,6 +107,16 @@ struct run_erl_ { unsigned protocol_ver; }; +typedef struct run_erl_ run_erl; + +#ifdef __OSE__ +static OSPPDKEY run_erl_pp_key; +#define RE_DATA (*(run_erl**)ose_get_ppdata(run_erl_pp_key)) +#else +static run_erl re; +#define RE_DATA (&re) +#endif + /* prototypes */ static int next_log(int log_num); diff --git a/erts/etc/unix/cerl.src b/erts/etc/unix/cerl.src index 78fefbea55..aa51eabfc5 100644 --- a/erts/etc/unix/cerl.src +++ b/erts/etc/unix/cerl.src @@ -43,6 +43,7 @@ # -gcov Run emulator compiled for gcov # -valgrind Run emulator compiled for valgrind # -lcnt Run emulator compiled for lock counting +# -icount Run emulator compiled for instruction counting # -nox Unset the DISPLAY variable to disable us of X Windows # # FIXME For GDB you can also set the break point using "-break FUNCTION". @@ -180,6 +181,11 @@ while [ $# -gt 0 ]; do cargs="$cargs -frmptr" TYPE=.frmptr ;; + "-icount") + shift + cargs="$cargs -icount" + TYPE=.icount + ;; "-dump") shift GDB=dump diff --git a/erts/etc/unix/etp-commands.in b/erts/etc/unix/etp-commands.in index bf6eb00314..1a723ad936 100644 --- a/erts/etc/unix/etp-commands.in +++ b/erts/etc/unix/etp-commands.in @@ -1065,8 +1065,8 @@ define etp-cp-1 set $etp_cp_mid = $etp_cp_low + ($etp_cp_high-$etp_cp_low)/2 end if $etp_cp_p - # 12 = MI_FUNCTIONS - set $etp_cp_low = (Eterm**)($etp_cp_p->start + 12) + # 13 = MI_FUNCTIONS + set $etp_cp_low = (Eterm**)($etp_cp_p->start + 13) # 0 = MI_NUM_FUNCTIONS set $etp_cp_high = $etp_cp_low +$etp_cp_p->start[0] set $etp_cp_p = 0 @@ -3481,11 +3481,13 @@ end define etp-carrier-blocks set $etp_crr = (Carrier_t*) $arg0 set $etp_alc = (Allctr_t*)($etp_crr->allctr.counter & ~7) + set $etp_crr_end = ((char*)$etp_crr + ($etp_crr->chdr & ~7) - (sizeof(void*) & ~8)) set $etp_blk = (Block_t*) ((char*)$etp_crr + $etp_alc->mbc_header_size) set $etp_prev_blk = 0 set $etp_error_cnt = 0 set $etp_ablk_cnt = 0 set $etp_fblk_cnt = 0 + set $etp_aborted = 0 if $argc == 2 set $etp_be_silent = $arg1 @@ -3532,14 +3534,21 @@ define etp-carrier-blocks end set $etp_prev_blk = $etp_blk set $etp_blk = (Block_t*) ((char*)$etp_blk + $etp_blk_sz) + if $etp_blk < (Block_t*) ((char*)$etp_prev_blk + $etp_alc->min_block_size) || $etp_blk >= $etp_crr_end + printf "ERROR: Invalid size of block at %#lx. ABORTING\n", $etp_prev_blk + set $etp_aborted = 1 + loop_break + end end - if ((char*)$etp_blk + $etp_blk_sz) != ((char*)$etp_crr + ($etp_crr->chdr & ~7)) - printf "ERROR: Last block not at end of carrier\n" - set $etp_error_cnt = $etp_error_cnt + 1 + if !$etp_aborted + if ((char*)$etp_blk + $etp_blk_sz) != $etp_crr_end + printf "ERROR: Last block not at end of carrier\n" + set $etp_error_cnt = $etp_error_cnt + 1 + end + printf "Allocated blocks: %u\n", $etp_ablk_cnt + printf "Free blocks: %u\n", $etp_fblk_cnt end - printf "Allocated blocks: %u\n", $etp_ablk_cnt - printf "Free blocks: %u\n", $etp_fblk_cnt if $etp_error_cnt printf "%u ERRORs reported above\n", $etp-error-cnt end @@ -3552,6 +3561,39 @@ document etp-carrier-blocks %--------------------------------------------------------------------------- end +define etp-address-to-beam-opcode + set $etp_i = 0 + set $etp_min_diff = ((UWord)1 << (sizeof(UWord)*8 - 1)) + set $etp_min_opcode = -1 + set $etp_addr = (UWord) ($arg0) + + while $etp_i < num_instructions && $etp_min_diff > 0 + if ($etp_addr - (UWord)beam_ops[$etp_i]) < $etp_min_diff + set $etp_min_diff = $etp_addr - (UWord)beam_ops[$etp_i] + set $etp_min_opcode = $etp_i + end + set $etp_i = $etp_i + 1 + end + if $etp_min_diff == 0 + printf "Address %p is start of '%s'\n", $etp_addr, opc[$etp_min_opcode].name + else + if $etp_min_opcode >= 0 + printf "Address is %ld bytes into opcode '%s' at %p\n", $etp_min_diff, opc[$etp_min_opcode].name, beam_ops[$etp_min_opcode] + else + printf "Invalid opcode address\n" + end + end +end + +document etp-address-to-beam-opcode +%--------------------------------------------------------------------------- +% Get beam opcode from a native instruction address (within process_main()) +% Arg: Instructon pointer value +% +% Does not work with NO_JUMP_TABLE +%--------------------------------------------------------------------------- +end + ############################################################################ # Toolbox parameter handling diff --git a/erts/etc/unix/run_erl.c b/erts/etc/unix/run_erl.c index a6fc4c2bf5..4b123b8911 100644 --- a/erts/etc/unix/run_erl.c +++ b/erts/etc/unix/run_erl.c @@ -40,9 +40,13 @@ #ifdef HAVE_CONFIG_H # include "config.h" #endif + #ifdef HAVE_WORKING_POSIX_OPENPT +#ifndef _XOPEN_SOURCE #define _XOPEN_SOURCE 600 #endif +#endif + #include <sys/types.h> #include <sys/wait.h> #include <sys/stat.h> diff --git a/erts/etc/win32/Install.c b/erts/etc/win32/Install.c index 500fd166f8..9d85d642ab 100644 --- a/erts/etc/win32/Install.c +++ b/erts/etc/win32/Install.c @@ -80,7 +80,7 @@ int wmain(int argc, wchar_t **argv) } } if (root == NULL) { - if (module = NULL) { + if (module == NULL) { fprintf(stderr, "Cannot GetModuleHandle()\n"); exit(1); } diff --git a/erts/etc/win32/erl.c b/erts/etc/win32/erl.c index 1d116bf36e..772b668586 100644 --- a/erts/etc/win32/erl.c +++ b/erts/etc/win32/erl.c @@ -264,7 +264,7 @@ static void get_parameters(void) int len; - if (module = NULL) { + if (module == NULL) { error("Cannot GetModuleHandle()"); } diff --git a/erts/lib_src/Makefile.in b/erts/lib_src/Makefile.in index b680c03b1d..d0ebab49d8 100644 --- a/erts/lib_src/Makefile.in +++ b/erts/lib_src/Makefile.in @@ -92,6 +92,11 @@ CFLAGS += -DERTS_FRMPTR OMIT_OMIT_FP=yes PRE_LD= else +ifeq ($(TYPE),icount) +TYPE_SUFFIX = .icount +CFLAGS += -DERTS_OPCODE_COUNTER_SUPPORT +PRE_LD= +else override TYPE=opt OMIT_FP=true TYPE_SUFFIX= @@ -105,6 +110,7 @@ endif endif endif endif +endif OPSYS=@OPSYS@ sol2CFLAGS= diff --git a/erts/lib_src/common/erl_misc_utils.c b/erts/lib_src/common/erl_misc_utils.c index d58a28b5cb..7833dd8219 100644 --- a/erts/lib_src/common/erl_misc_utils.c +++ b/erts/lib_src/common/erl_misc_utils.c @@ -1515,7 +1515,7 @@ const char* parse_topology_spec_group(erts_cpu_info_t *cpuinfo, const char* xml, if (is_thread_group) { thread++; } else { - *core_p = (*core_p)++; + *core_p = (*core_p) + 1; } index_procs++; } @@ -1535,9 +1535,9 @@ const char* parse_topology_spec_group(erts_cpu_info_t *cpuinfo, const char* xml, if (parentCacheLevel == 0) { *core_p = 0; - *processor_p = (*processor_p)++; + *processor_p = (*processor_p) + 1; } else { - *core_p = (*core_p)++; + *core_p = (*core_p) + 1; } if (error) diff --git a/erts/preloaded/ebin/erl_prim_loader.beam b/erts/preloaded/ebin/erl_prim_loader.beam Binary files differindex 5f2b619322..c8ec111e57 100644 --- a/erts/preloaded/ebin/erl_prim_loader.beam +++ b/erts/preloaded/ebin/erl_prim_loader.beam diff --git a/erts/preloaded/ebin/erlang.beam b/erts/preloaded/ebin/erlang.beam Binary files differindex 260badbcb3..d0f9907709 100644 --- a/erts/preloaded/ebin/erlang.beam +++ b/erts/preloaded/ebin/erlang.beam diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam Binary files differindex 7dc7407a81..ba45e4e011 100644 --- a/erts/preloaded/ebin/erts_internal.beam +++ b/erts/preloaded/ebin/erts_internal.beam diff --git a/erts/preloaded/ebin/init.beam b/erts/preloaded/ebin/init.beam Binary files differindex 5c139c4550..26f779500c 100644 --- a/erts/preloaded/ebin/init.beam +++ b/erts/preloaded/ebin/init.beam diff --git a/erts/preloaded/ebin/otp_ring0.beam b/erts/preloaded/ebin/otp_ring0.beam Binary files differindex cf32b79e8d..4d22d8bace 100644 --- a/erts/preloaded/ebin/otp_ring0.beam +++ b/erts/preloaded/ebin/otp_ring0.beam diff --git a/erts/preloaded/ebin/prim_eval.beam b/erts/preloaded/ebin/prim_eval.beam Binary files differindex 37ed8d0365..efc8347b6e 100644 --- a/erts/preloaded/ebin/prim_eval.beam +++ b/erts/preloaded/ebin/prim_eval.beam diff --git a/erts/preloaded/ebin/prim_file.beam b/erts/preloaded/ebin/prim_file.beam Binary files differindex d49578abfa..6c49b5185e 100644 --- a/erts/preloaded/ebin/prim_file.beam +++ b/erts/preloaded/ebin/prim_file.beam diff --git a/erts/preloaded/ebin/prim_inet.beam b/erts/preloaded/ebin/prim_inet.beam Binary files differindex 8420052533..f58ee4b4d5 100644 --- a/erts/preloaded/ebin/prim_inet.beam +++ b/erts/preloaded/ebin/prim_inet.beam diff --git a/erts/preloaded/ebin/prim_zip.beam b/erts/preloaded/ebin/prim_zip.beam Binary files differindex 8dc8cb961b..73be297bbb 100644 --- a/erts/preloaded/ebin/prim_zip.beam +++ b/erts/preloaded/ebin/prim_zip.beam diff --git a/erts/preloaded/ebin/zlib.beam b/erts/preloaded/ebin/zlib.beam Binary files differindex 7507efb076..193cebdc31 100644 --- a/erts/preloaded/ebin/zlib.beam +++ b/erts/preloaded/ebin/zlib.beam diff --git a/erts/preloaded/src/erl_prim_loader.erl b/erts/preloaded/src/erl_prim_loader.erl index 466e0b0020..6b86a427ba 100644 --- a/erts/preloaded/src/erl_prim_loader.erl +++ b/erts/preloaded/src/erl_prim_loader.erl @@ -1507,7 +1507,14 @@ real_path(Name,[Path|Paths],Acc,Links) -> [""|_] = LinkPaths -> real_path(Name,LinkPaths++Paths,[],[ThisFile|Links]); LinkPaths -> - real_path(Name,LinkPaths++Paths,Acc,[ThisFile|Links]) + % windows currently does not allow creation of relative symlinks + % across different drives + case erlang:system_info(os_type) of + {win32, _} -> + real_path(Name,LinkPaths++Paths,[],[ThisFile|Links]); + _ -> + real_path(Name,LinkPaths++Paths,Acc,[ThisFile|Links]) + end end; _ -> real_path(Name,Paths,This,Links) diff --git a/erts/preloaded/src/erlang.erl b/erts/preloaded/src/erlang.erl index 4ff0513321..83a38da26b 100644 --- a/erts/preloaded/src/erlang.erl +++ b/erts/preloaded/src/erlang.erl @@ -91,9 +91,9 @@ -export([external_size/2, finish_after_on_load/2, finish_loading/1, float/1]). -export([float_to_binary/1, float_to_binary/2, float_to_list/1, float_to_list/2]). --export([fun_info/2, fun_to_list/1, function_exported/3]). +-export([fun_info/2, fun_info_mfa/1, fun_to_list/1, function_exported/3]). -export([garbage_collect/0, garbage_collect/1, garbage_collect/2]). --export([garbage_collect_message_area/0, get/0, get/1, get_keys/1]). +-export([garbage_collect_message_area/0, get/0, get/1, get_keys/0, get_keys/1]). -export([get_module_info/1, get_stacktrace/0, group_leader/0]). -export([group_leader/2, halt/0, halt/1, halt/2, hash/2, hibernate/3]). -export([insert_element/3]). @@ -827,6 +827,15 @@ float_to_list(_Float, _Options) -> fun_info(_Fun, _Item) -> erlang:nif_error(undefined). +%% fun_info_mfa/1 +-spec erlang:fun_info_mfa(Fun) -> {Mod, Name, Arity} when + Fun :: function(), + Mod :: atom(), + Name :: atom(), + Arity :: non_neg_integer(). +fun_info_mfa(_Fun) -> + erlang:nif_error(undefined). + %% fun_to_list/1 -spec erlang:fun_to_list(Fun) -> string() when Fun :: function(). @@ -922,6 +931,12 @@ get() -> get(_Key) -> erlang:nif_error(undefined). +%% get_keys/0 +-spec get_keys() -> [Key] when + Key :: term(). +get_keys() -> + erlang:nif_error(undefined). + %% get_keys/1 -spec get_keys(Val) -> [Key] when Val :: term(), @@ -1642,7 +1657,7 @@ element(_N, _Tuple) -> %% Not documented -spec erlang:get_module_info(Module, Item) -> ModuleInfo when Module :: atom(), - Item :: module | imports | exports | functions | attributes | compile | native_addresses, + Item :: module | imports | exports | functions | attributes | compile | native_addresses | md5, ModuleInfo :: atom() | [] | [{atom(), arity()}] | [{atom(), term()}] | [{atom(), arity(), integer()}]. get_module_info(_Module, _Item) -> erlang:nif_error(undefined). @@ -2224,6 +2239,7 @@ tuple_to_list(_Tuple) -> (dynamic_trace) -> none | dtrace | systemtap; (dynamic_trace_probes) -> boolean(); (elib_malloc) -> false; + (eager_check_io) -> boolean(); (ets_limit) -> pos_integer(); (fullsweep_after) -> {fullsweep_after, non_neg_integer()}; (garbage_collection) -> [{atom(), integer()}]; diff --git a/erts/preloaded/src/erts.app.src b/erts/preloaded/src/erts.app.src index a15da3a421..345a6ae3be 100644 --- a/erts/preloaded/src/erts.app.src +++ b/erts/preloaded/src/erts.app.src @@ -35,7 +35,6 @@ {registered, []}, {applications, []}, {env, []}, - {mod, {erts, []}}, {runtime_dependencies, ["stdlib-2.0", "kernel-3.0", "sasl-2.4"]} ]}. diff --git a/erts/test/erlc_SUITE_data/src/start_ok.script b/erts/test/erlc_SUITE_data/src/start_ok.script index 4cd89f0439..7ef97dc3f3 100644 --- a/erts/test/erlc_SUITE_data/src/start_ok.script +++ b/erts/test/erlc_SUITE_data/src/start_ok.script @@ -52,7 +52,6 @@ shell_default, timer, gen_fsm, - pg, unix, dict, pool, @@ -156,7 +155,6 @@ {timer,1}, {gen_fsm,1}, {io_lib_pretty,1}, - {pg,1}, {slave,1}, {unix,1}, {dict,1}, diff --git a/erts/test/upgrade_SUITE.erl b/erts/test/upgrade_SUITE.erl index d5a920e03d..7b3bc1b063 100644 --- a/erts/test/upgrade_SUITE.erl +++ b/erts/test/upgrade_SUITE.erl @@ -237,7 +237,10 @@ do_upgrade(FromVsn,FromApps,ToRel,ToApps,InstallDir) -> [{"OTP upgrade test",FromVsn,_,permanent}] = rpc:call(Node,release_handler,which_releases,[]), - {ok,ToVsn} = rpc:call(Node,release_handler,unpack_release,[ToRel]), + ToRelName = filename:basename(ToRel), + copy_file(ToRel++".tar.gz", + filename:join([InstallDir,releases,ToRelName++".tar.gz"])), + {ok,ToVsn} = rpc:call(Node,release_handler,unpack_release,[ToRelName]), [{"OTP upgrade test",ToVsn,_,unpacked}, {"OTP upgrade test",FromVsn,_,permanent}] = rpc:call(Node,release_handler,which_releases,[]), diff --git a/erts/vsn.mk b/erts/vsn.mk index 0db4370ea8..ab98bd4a17 100644 --- a/erts/vsn.mk +++ b/erts/vsn.mk @@ -17,7 +17,7 @@ # %CopyrightEnd% # -VSN = 6.1.2 +VSN = 7.0 # Port number 4365 in 4.2 # Port number 4366 in 4.3 |