* ---------------------------------------------------------------------------*/
// PAPI uses caddr_t, which is not POSIX
-// #include "PosixSource.h"
+#ifndef USE_PAPI
+#include "PosixSource.h"
+#endif
#include "Rts.h"
#include "RtsAPI.h"
+#include "HsFFI.h"
+
+#include "sm/Storage.h"
#include "RtsUtils.h"
-#include "RtsFlags.h"
-#include "OSThreads.h"
+#include "Prelude.h"
#include "Schedule.h" /* initScheduler */
#include "Stats.h" /* initStats */
#include "STM.h" /* initSTM */
-#include "Signals.h"
#include "RtsSignals.h"
-#include "ThrIOManager.h"
-#include "Timer.h" /* startTimer, stopTimer */
#include "Weak.h"
#include "Ticky.h"
#include "StgRun.h"
#include "Prelude.h" /* fixupRTStoPreludeRefs */
-#include "HsFFI.h"
-#include "Linker.h"
#include "ThreadLabels.h"
-#include "BlockAlloc.h"
+#include "sm/BlockAlloc.h"
#include "Trace.h"
-#include "RtsTypeable.h"
#include "Stable.h"
-#include "Hpc.h"
-#include "FileLock.h"
+#include "Hash.h"
+#include "Profiling.h"
+#include "Timer.h"
+#include "Globals.h"
#if defined(RTS_GTK_FRONTPANEL)
#include "FrontPanel.h"
#endif
-# include "Profiling.h"
-
#if defined(PROFILING)
# include "ProfHeap.h"
# include "RetainerProfile.h"
#endif
-#if defined(GRAN)
-# include "GranSimRts.h"
-#endif
-
-#if defined(GRAN) || defined(PAR)
-# include "ParallelRts.h"
-#endif
-
-#if defined(PAR)
-# include "Parallel.h"
-# include "LLC.h"
-#endif
-
#if defined(mingw32_HOST_OS) && !defined(THREADED_RTS)
#include "win32/AsyncIO.h"
#endif
-#include <stdlib.h>
+#if !defined(mingw32_HOST_OS)
+#include "posix/TTY.h"
+#include "posix/FileLock.h"
+#endif
-#ifdef HAVE_TERMIOS_H
-#include <termios.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
#endif
-#ifdef HAVE_SIGNAL_H
-#include <signal.h>
+#ifdef HAVE_LOCALE_H
+#include <locale.h>
#endif
#if USE_PAPI
// Count of how many outstanding hs_init()s there have been.
static int hs_init_count = 0;
-// Here we save the terminal settings on the standard file
-// descriptors, if we need to change them (eg. to support NoBuffering
-// input).
-static void *saved_termios[3] = {NULL,NULL,NULL};
-
-void*
-__hscore_get_saved_termios(int fd)
-{
- return (0 <= fd && fd < (int)(sizeof(saved_termios) / sizeof(*saved_termios))) ?
- saved_termios[fd] : NULL;
-}
-
-void
-__hscore_set_saved_termios(int fd, void* ts)
-{
- if (0 <= fd && fd < (int)(sizeof(saved_termios) / sizeof(*saved_termios))) {
- saved_termios[fd] = ts;
- }
-}
-
/* -----------------------------------------------------------------------------
Initialise floating point unit on x86 (currently disabled. why?)
(see comment in ghc/compiler/nativeGen/MachInstrs.lhs).
return;
}
-#if defined(DEBUG)
- /* Start off by initialising the allocator debugging so we can
- * use it anywhere */
- initAllocator();
-#endif
+ setlocale(LC_CTYPE,"");
+
+ /* Initialise the stats department, phase 0 */
+ initStats0();
/* Next we do is grab the start time...just in case we're
* collecting timing statistics.
*/
stat_startInit();
-#ifdef PAR
- /*
- * The parallel system needs to be initialised and synchronised before
- * the program is run.
- */
- startupParallelSystem(argv);
-
- if (*argv[0] == '-') { /* Strip off mainPE flag argument */
- argv++;
- argc--;
- }
-
- argv[1] = argv[0]; /* ignore the nPEs argument */
- argv++; argc--;
-#endif
-
- /* Initialise the performance tracking library */
-#ifdef USE_PAPI
- {
- int ver;
- if ((ver = PAPI_library_init(PAPI_VER_CURRENT)) != PAPI_VER_CURRENT) {
- if (ver > 0) {
- errorBelch("PAPI_library_init: wrong version: %x", ver);
- stg_exit(EXIT_FAILURE);
- } else {
- sysErrorBelch("PAPI_library_init");
- stg_exit(EXIT_FAILURE);
- }
- }
- }
-#ifdef THREADED_RTS
- {
- int err;
- if ((err = PAPI_thread_init(osThreadId)) < 0) {
- barf("PAPI_thread_init: %d",err);
- }
- }
-#endif
+#if defined(DEBUG)
+ /* Start off by initialising the allocator debugging so we can
+ * use it anywhere */
+ initAllocator();
#endif
/* Set the RTS flags to default values. */
setProgArgv(*argc,*argv);
}
+ /* Initialise the stats department, phase 1 */
+ initStats1();
+
+#ifdef USE_PAPI
+ papi_init();
+#endif
+
/* initTracing must be after setupRtsFlags() */
+#ifdef TRACING
initTracing();
-
-#if defined(PAR)
- /* NB: this really must be done after processing the RTS flags */
- IF_PAR_DEBUG(verbose,
- debugBelch("==== Synchronising system (%d PEs)\n", nPEs));
- synchroniseSystem(); // calls initParallelSystem etc
-#endif /* PAR */
+#endif
+ /* Dtrace events are always enabled
+ */
+ dtraceEventStartup();
/* initialise scheduler data structures (needs to be done before
* initStorage()).
*/
initScheduler();
-#if defined(GRAN)
- /* And start GranSim profiling if required: */
- if (RtsFlags.GranFlags.GranSimStats.Full)
- init_gr_simulation(rts_argc, rts_argv, prog_argc, prog_argv);
-#elif defined(PAR)
- /* And start GUM profiling if required: */
- if (RtsFlags.ParFlags.ParStats.Full)
- init_gr_simulation(rts_argc, rts_argv, prog_argc, prog_argv);
-#endif /* PAR || GRAN */
-
/* initialize the storage manager */
initStorage();
/* initialise the stable pointer table */
initStablePtrTable();
+ /* Add some GC roots for things in the base package that the RTS
+ * knows about. We don't know whether these turn out to be CAFs
+ * or refer to CAFs, but we have to assume that they might.
+ */
+ getStablePtr((StgPtr)runIO_closure);
+ getStablePtr((StgPtr)runNonIO_closure);
+ getStablePtr((StgPtr)stackOverflow_closure);
+ getStablePtr((StgPtr)heapOverflow_closure);
+ getStablePtr((StgPtr)runFinalizerBatch_closure);
+ getStablePtr((StgPtr)unpackCString_closure);
+ getStablePtr((StgPtr)blockedIndefinitelyOnMVar_closure);
+ getStablePtr((StgPtr)nonTermination_closure);
+ getStablePtr((StgPtr)blockedIndefinitelyOnSTM_closure);
+
/* initialise the shared Typeable store */
- initTypeableStore();
+ initGlobalStore();
/* initialise file locking, if necessary */
#if !defined(mingw32_HOST_OS)
initTimer();
startTimer();
- /* Initialise the stats department */
- initStats();
-
#if defined(RTS_USER_SIGNALS)
if (RtsFlags.MiscFlags.install_signal_handlers) {
/* Initialise the user signal handler set */
/* The init functions use an explicit stack...
*/
#define INIT_STACK_BLOCKS 4
-static F_ *init_stack = NULL;
+static StgFunPtr *init_stack = NULL;
void
hs_add_root(void (*init_root)(void))
{
bdescr *bd;
nat init_sp;
- Capability *cap = &MainCapability;
+ Capability *cap;
+
+ cap = rts_lock();
if (hs_init_count <= 0) {
barf("hs_add_root() must be called after hs_init()");
to the last occupied word */
init_sp = INIT_STACK_BLOCKS*BLOCK_SIZE_W;
bd = allocGroup_lock(INIT_STACK_BLOCKS);
- init_stack = (F_ *)bd->start;
- init_stack[--init_sp] = (F_)stg_init_finish;
+ init_stack = (StgFunPtr *)bd->start;
+ init_stack[--init_sp] = (StgFunPtr)stg_init_finish;
if (init_root != NULL) {
- init_stack[--init_sp] = (F_)init_root;
+ init_stack[--init_sp] = (StgFunPtr)init_root;
}
cap->r.rSp = (P_)(init_stack + init_sp);
// ToDo: make this work in the presence of multiple hs_add_root()s.
initProfiling2();
+ rts_unlock(cap);
+
// ditto.
#if defined(THREADED_RTS)
ioManagerStart();
/* start timing the shutdown */
stat_startExit();
-#if defined(RTS_USER_SIGNALS)
- if (RtsFlags.MiscFlags.install_signal_handlers) {
- freeSignalHandlers();
- }
-#endif
+ OnExitHook();
+
+ // Free the full argv storage
+ freeFullProgArgv();
#if defined(THREADED_RTS)
ioManagerDie();
/* stop all running tasks */
exitScheduler(wait_foreign);
+
+ /* run C finalizers for all active weak pointers */
+ runAllCFinalizers(weak_ptr_list);
-#if defined(GRAN)
- /* end_gr_simulation prints global stats if requested -- HWL */
- if (!RtsFlags.GranFlags.GranSimStats.Suppressed)
- end_gr_simulation();
+#if defined(RTS_USER_SIGNALS)
+ if (RtsFlags.MiscFlags.install_signal_handlers) {
+ freeSignalHandlers();
+ }
#endif
-
+
/* stop the ticker */
stopTimer();
exitTimer();
- /* reset the standard file descriptors to blocking mode */
- resetNonBlockingFd(0);
- resetNonBlockingFd(1);
- resetNonBlockingFd(2);
-
-#if HAVE_TERMIOS_H
- // Reset the terminal settings on the standard file descriptors,
- // if we changed them. See System.Posix.Internals.tcSetAttr for
- // more details, including the reason we termporarily disable
- // SIGTTOU here.
- {
- int fd;
- sigset_t sigset, old_sigset;
- sigemptyset(&sigset);
- sigaddset(&sigset, SIGTTOU);
- sigprocmask(SIG_BLOCK, &sigset, &old_sigset);
- for (fd = 0; fd <= 2; fd++) {
- struct termios* ts = (struct termios*)__hscore_get_saved_termios(fd);
- if (ts != NULL) {
- tcsetattr(fd,TCSANOW,ts);
- }
- }
- sigprocmask(SIG_SETMASK, &old_sigset, NULL);
- }
+ // set the terminal settings back to what they were
+#if !defined(mingw32_HOST_OS)
+ resetTerminalSettings();
#endif
-#if defined(PAR)
- /* controlled exit; good thread! */
- shutdownParallelSystem(0);
-
- /* global statistics in parallel system */
- PAR_TICKY_PAR_END();
-#endif
+ // uninstall signal handlers
+ resetDefaultHandlers();
/* stop timing the shutdown, we're about to print stats */
stat_endExit();
freeScheduler();
/* free shared Typeable store */
- exitTypeableStore();
+ exitGlobalStore();
/* free file locking tables, if necessary */
#if !defined(mingw32_HOST_OS)
if (prof_file != NULL) fclose(prof_file);
#endif
+#ifdef TRACING
+ endTracing();
+ freeTracing();
+#endif
+
#if defined(TICKY_TICKY)
if (RtsFlags.TickyFlags.showTickyStats) PrintTickyInfo();
#endif
void
shutdownHaskellAndExit(int n)
{
- if (hs_init_count == 1) {
- OnExitHook();
- hs_exit_(rtsFalse);
- // we're about to exit(), no need to wait for foreign calls to return.
-#if defined(PAR)
- /* really exit (stg_exit() would call shutdownParallelSystem() again) */
- exit(n);
-#else
+ // we're about to exit(), no need to wait for foreign calls to return.
+ hs_exit_(rtsFalse);
+
+ if (hs_init_count == 0) {
stg_exit(n);
-#endif
}
}
+#ifndef mingw32_HOST_OS
+void
+shutdownHaskellAndSignal(int sig)
+{
+ hs_exit_(rtsFalse);
+ kill(getpid(),sig);
+}
+#endif
+
/*
* called from STG-land to exit the program
*/
-#ifdef PAR
-static int exit_started=rtsFalse;
-#endif
-
void (*exitFn)(int) = 0;
void
stg_exit(int n)
{
-#ifdef PAR
- /* HACK: avoid a loop when exiting due to a stupid error */
- if (exit_started)
- return;
- exit_started=rtsTrue;
-
- IF_PAR_DEBUG(verbose, debugBelch("==-- stg_exit %d on [%x]...", n, mytid));
- shutdownParallelSystem(n);
-#endif
if (exitFn)
(*exitFn)(n);
exit(n);