#include <sys/time.h>
#endif
-#ifdef PLATFORM_MACOSX
-#include <mach/mach.h>
-#include <mach/mach_error.h>
-#include <mach/exception.h>
-#include <mach/task.h>
-#include <pthread.h>
-#endif
-
#ifdef HAVE_VALGRIND_MEMCHECK_H
#include <valgrind/memcheck.h>
#endif
#include "debug-mini.h"
-static void setup_stat_profiler (void);
static gpointer mono_jit_compile_method_with_opt (MonoMethod *method, guint32 opt);
static gpointer mono_jit_compile_method (MonoMethod *method);
if (thread)
thread->jit_data = jit_tls;
if (mono_profiler_get_events () & MONO_PROFILE_STATISTICAL)
- setup_stat_profiler ();
+ mono_runtime_setup_stat_profiler ();
}
static void
return runtime_invoke (obj, params, exc, compiled_method);
}
-#ifdef MONO_GET_CONTEXT
-#define GET_CONTEXT MONO_GET_CONTEXT
-#endif
-
-#ifndef GET_CONTEXT
-#ifdef PLATFORM_WIN32
-#define GET_CONTEXT \
- struct sigcontext *ctx = (struct sigcontext*)_dummy;
-#else
-#ifdef MONO_ARCH_USE_SIGACTION
-#define GET_CONTEXT \
- void *ctx = context;
-#elif defined(__sparc__)
-#define GET_CONTEXT \
- void *ctx = sigctx;
-#else
-#define GET_CONTEXT \
- void **_p = (void **)&_dummy; \
- struct sigcontext *ctx = (struct sigcontext *)++_p;
-#endif
-#endif
-#endif
-
-#ifdef MONO_ARCH_USE_SIGACTION
-#define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, siginfo_t *info, void *context)
-#elif defined(__sparc__)
-#define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy, void *sigctx)
-#else
-#define SIG_HANDLER_SIGNATURE(ftn) ftn (int _dummy)
-#endif
-
-static void
-SIG_HANDLER_SIGNATURE (sigfpe_signal_handler)
+void
+SIG_HANDLER_SIGNATURE (mono_sigfpe_signal_handler)
{
MonoException *exc = NULL;
#ifndef MONO_ARCH_USE_SIGACTION
mono_arch_handle_exception (ctx, exc, FALSE);
}
-static void
-SIG_HANDLER_SIGNATURE (sigill_signal_handler)
+void
+SIG_HANDLER_SIGNATURE (mono_sigill_signal_handler)
{
MonoException *exc;
GET_CONTEXT;
mono_arch_handle_exception (ctx, exc, FALSE);
}
-static void
-SIG_HANDLER_SIGNATURE (sigsegv_signal_handler)
+void
+SIG_HANDLER_SIGNATURE (mono_sigsegv_signal_handler)
{
#ifndef MONO_ARCH_SIGSEGV_ON_ALTSTACK
MonoException *exc = NULL;
#endif
}
-#ifndef PLATFORM_WIN32
-
-static void
-SIG_HANDLER_SIGNATURE (sigabrt_signal_handler)
-{
- MonoJitInfo *ji;
- GET_CONTEXT;
-
- ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context(ctx));
- if (!ji) {
- mono_handle_native_sigsegv (SIGABRT, ctx);
- }
-}
-
-static void
-SIG_HANDLER_SIGNATURE (sigusr1_signal_handler)
-{
- gboolean running_managed;
- MonoException *exc;
- MonoThread *thread = mono_thread_current ();
- MonoDomain *domain = mono_domain_get ();
- void *ji;
-
- GET_CONTEXT;
-
- if (!thread || !domain)
- /* The thread might not have started up yet */
- /* FIXME: Specify the synchronization with start_wrapper () in threads.c */
- return;
-
- if (thread->thread_dump_requested) {
- thread->thread_dump_requested = FALSE;
-
- mono_print_thread_dump (ctx);
- }
-
- /*
- * FIXME:
- * This is an async signal, so the code below must not call anything which
- * is not async safe. That includes the pthread locking functions. If we
- * know that we interrupted managed code, then locking is safe.
- */
- ji = mono_jit_info_table_find (mono_domain_get (), mono_arch_ip_from_context(ctx));
- running_managed = ji != NULL;
-
- exc = mono_thread_request_interruption (running_managed);
- if (!exc) return;
-
- mono_arch_handle_exception (ctx, exc, FALSE);
-}
-
-#if defined(__i386__) || defined(__x86_64__)
-#define FULL_STAT_PROFILER_BACKTRACE 1
-#define CURRENT_FRAME_GET_BASE_POINTER(f) (* (gpointer*)(f))
-#define CURRENT_FRAME_GET_RETURN_ADDRESS(f) (* (((gpointer*)(f)) + 1))
-#if MONO_ARCH_STACK_GROWS_UP
-#define IS_BEFORE_ON_STACK <
-#define IS_AFTER_ON_STACK >
-#else
-#define IS_BEFORE_ON_STACK >
-#define IS_AFTER_ON_STACK <
-#endif
-#else
-#define FULL_STAT_PROFILER_BACKTRACE 0
-#endif
-
-#if defined(__ia64__) || defined(__sparc__) || defined(sparc) || defined(__s390__) || defined(s390)
-
-static void
-SIG_HANDLER_SIGNATURE (sigprof_signal_handler)
-{
- NOT_IMPLEMENTED;
-}
-
-#else
-
-static void
-SIG_HANDLER_SIGNATURE (sigprof_signal_handler)
-{
- int call_chain_depth = mono_profiler_stat_get_call_chain_depth ();
- GET_CONTEXT;
-
- if (call_chain_depth == 0) {
- mono_profiler_stat_hit (mono_arch_ip_from_context (ctx), ctx);
- } else {
- MonoJitTlsData *jit_tls = TlsGetValue (mono_jit_tls_id);
- int current_frame_index = 1;
- MonoContext mono_context;
-#if FULL_STAT_PROFILER_BACKTRACE
- guchar *current_frame;
- guchar *stack_bottom;
- guchar *stack_top;
-#else
- MonoDomain *domain;
-#endif
- guchar *ips [call_chain_depth + 1];
-
- mono_arch_sigctx_to_monoctx (ctx, &mono_context);
- ips [0] = MONO_CONTEXT_GET_IP (&mono_context);
-
- if (jit_tls != NULL) {
-#if FULL_STAT_PROFILER_BACKTRACE
- stack_bottom = jit_tls->end_of_stack;
- stack_top = MONO_CONTEXT_GET_SP (&mono_context);
- current_frame = MONO_CONTEXT_GET_BP (&mono_context);
-
- while ((current_frame_index <= call_chain_depth) &&
- (stack_bottom IS_BEFORE_ON_STACK (guchar*) current_frame) &&
- ((guchar*) current_frame IS_BEFORE_ON_STACK stack_top)) {
- ips [current_frame_index] = CURRENT_FRAME_GET_RETURN_ADDRESS (current_frame);
- current_frame_index ++;
- stack_top = current_frame;
- current_frame = CURRENT_FRAME_GET_BASE_POINTER (current_frame);
- }
-#else
- domain = mono_domain_get ();
- if (domain != NULL) {
- MonoLMF *lmf = NULL;
- MonoJitInfo *ji;
- MonoJitInfo res;
- MonoContext new_mono_context;
- int native_offset;
- ji = mono_find_jit_info (domain, jit_tls, &res, NULL, &mono_context,
- &new_mono_context, NULL, &lmf, &native_offset, NULL);
- while ((ji != NULL) && (current_frame_index <= call_chain_depth)) {
- ips [current_frame_index] = MONO_CONTEXT_GET_IP (&new_mono_context);
- current_frame_index ++;
- mono_context = new_mono_context;
- ji = mono_find_jit_info (domain, jit_tls, &res, NULL, &mono_context,
- &new_mono_context, NULL, &lmf, &native_offset, NULL);
- }
- }
-#endif
- }
-
-
- mono_profiler_stat_call_chain (current_frame_index, & ips [0], ctx);
- }
-}
-
-#endif
-
-static void
-SIG_HANDLER_SIGNATURE (sigquit_signal_handler)
-{
- gboolean res;
-
- GET_CONTEXT;
-
- /* We use this signal to start the attach agent too */
- res = mono_attach_start ();
- if (res)
- return;
-
- printf ("Full thread dump:\n");
-
- mono_threads_request_thread_dump ();
-
- /*
- * print_thread_dump () skips the current thread, since sending a signal
- * to it would invoke the signal handler below the sigquit signal handler,
- * and signal handlers don't create an lmf, so the stack walk could not
- * be performed.
- */
- mono_print_thread_dump (ctx);
-}
-
-static void
-SIG_HANDLER_SIGNATURE (sigusr2_signal_handler)
-{
- gboolean enabled = mono_trace_is_enabled ();
-
- mono_trace_enable (!enabled);
-}
-
-#endif
-
-static void
-SIG_HANDLER_SIGNATURE (sigint_signal_handler)
+void
+SIG_HANDLER_SIGNATURE (mono_sigint_signal_handler)
{
MonoException *exc;
GET_CONTEXT;
mono_arch_handle_exception (ctx, exc, FALSE);
}
-#ifdef PLATFORM_MACOSX
-
-/*
- * This code disables the CrashReporter of MacOS X by installing
- * a dummy Mach exception handler.
- */
-
-/*
- * http://darwinsource.opendarwin.org/10.4.3/xnu-792.6.22/osfmk/man/exc_server.html
- */
-extern
-boolean_t
-exc_server (mach_msg_header_t *request_msg,
- mach_msg_header_t *reply_msg);
-
-/*
- * The exception message
- */
-typedef struct {
- mach_msg_base_t msg; /* common mach message header */
- char payload [1024]; /* opaque */
-} mach_exception_msg_t;
-
-/* The exception port */
-static mach_port_t mach_exception_port = VM_MAP_NULL;
-
-/*
- * Implicitly called by exc_server. Must be public.
- *
- * http://darwinsource.opendarwin.org/10.4.3/xnu-792.6.22/osfmk/man/catch_exception_raise.html
- */
-kern_return_t
-catch_exception_raise (
- mach_port_t exception_port,
- mach_port_t thread,
- mach_port_t task,
- exception_type_t exception,
- exception_data_t code,
- mach_msg_type_number_t code_count)
-{
- /* consume the exception */
- return KERN_FAILURE;
-}
-
-/*
- * Exception thread handler.
- */
-static
-void *
-mach_exception_thread (void *arg)
-{
- for (;;) {
- mach_exception_msg_t request;
- mach_exception_msg_t reply;
- mach_msg_return_t result;
-
- /* receive from "mach_exception_port" */
- result = mach_msg (&request.msg.header,
- MACH_RCV_MSG | MACH_RCV_LARGE,
- 0,
- sizeof (request),
- mach_exception_port,
- MACH_MSG_TIMEOUT_NONE,
- MACH_PORT_NULL);
-
- g_assert (result == MACH_MSG_SUCCESS);
-
- /* dispatch to catch_exception_raise () */
- exc_server (&request.msg.header, &reply.msg.header);
-
- /* send back to sender */
- result = mach_msg (&reply.msg.header,
- MACH_SEND_MSG,
- reply.msg.header.msgh_size,
- 0,
- MACH_PORT_NULL,
- MACH_MSG_TIMEOUT_NONE,
- MACH_PORT_NULL);
-
- g_assert (result == MACH_MSG_SUCCESS);
- }
- return NULL;
-}
-
-static void
-macosx_register_exception_handler ()
-{
- mach_port_t task;
- pthread_attr_t attr;
- pthread_t thread;
-
- if (mach_exception_port != VM_MAP_NULL)
- return;
-
- task = mach_task_self ();
-
- /* create the "mach_exception_port" with send & receive rights */
- g_assert (mach_port_allocate (task, MACH_PORT_RIGHT_RECEIVE,
- &mach_exception_port) == KERN_SUCCESS);
- g_assert (mach_port_insert_right (task, mach_exception_port, mach_exception_port,
- MACH_MSG_TYPE_MAKE_SEND) == KERN_SUCCESS);
-
- /* create the exception handler thread */
- g_assert (!pthread_attr_init (&attr));
- g_assert (!pthread_attr_setdetachstate (&attr, PTHREAD_CREATE_DETACHED));
- g_assert (!pthread_create (&thread, &attr, mach_exception_thread, NULL));
- pthread_attr_destroy (&attr);
-
- /*
- * register "mach_exception_port" as a receiver for the
- * EXC_BAD_ACCESS exception
- *
- * http://darwinsource.opendarwin.org/10.4.3/xnu-792.6.22/osfmk/man/task_set_exception_ports.html
- */
- g_assert (task_set_exception_ports (task, EXC_MASK_BAD_ACCESS,
- mach_exception_port,
- EXCEPTION_DEFAULT,
- MACHINE_THREAD_STATE) == KERN_SUCCESS);
-}
-#endif
-
-#ifndef PLATFORM_WIN32
-static void
-add_signal_handler (int signo, gpointer handler)
-{
- struct sigaction sa;
-
-#ifdef MONO_ARCH_USE_SIGACTION
- sa.sa_sigaction = handler;
- sigemptyset (&sa.sa_mask);
- sa.sa_flags = SA_SIGINFO;
-#ifdef MONO_ARCH_SIGSEGV_ON_ALTSTACK
- if (signo == SIGSEGV)
- sa.sa_flags |= SA_ONSTACK;
-#endif
-#else
- sa.sa_handler = handler;
- sigemptyset (&sa.sa_mask);
- sa.sa_flags = 0;
-#endif
- g_assert (sigaction (signo, &sa, NULL) != -1);
-}
-
-static void
-remove_signal_handler (int signo)
-{
- struct sigaction sa;
-
- sa.sa_handler = SIG_DFL;
- sigemptyset (&sa.sa_mask);
- sa.sa_flags = 0;
-
- sigaction (signo, &sa, NULL);
-}
-#endif
-
-static void
-mono_runtime_install_handlers (void)
-{
-#ifdef PLATFORM_WIN32
- win32_seh_init();
- win32_seh_set_handler(SIGFPE, sigfpe_signal_handler);
- win32_seh_set_handler(SIGILL, sigill_signal_handler);
- win32_seh_set_handler(SIGSEGV, sigsegv_signal_handler);
- if (debug_options.handle_sigint)
- win32_seh_set_handler(SIGINT, sigint_signal_handler);
-
-#else /* !PLATFORM_WIN32 */
-
- sigset_t signal_set;
-
-#if defined(PLATFORM_MACOSX) && !defined(__arm__)
- macosx_register_exception_handler ();
-#endif
-
- if (debug_options.handle_sigint)
- add_signal_handler (SIGINT, sigint_signal_handler);
-
- add_signal_handler (SIGFPE, sigfpe_signal_handler);
- add_signal_handler (SIGQUIT, sigquit_signal_handler);
- add_signal_handler (SIGILL, sigill_signal_handler);
- add_signal_handler (SIGBUS, sigsegv_signal_handler);
- if (mono_jit_trace_calls != NULL)
- add_signal_handler (SIGUSR2, sigusr2_signal_handler);
-
- add_signal_handler (mono_thread_get_abort_signal (), sigusr1_signal_handler);
- /* it seems to have become a common bug for some programs that run as parents
- * of many processes to block signal delivery for real time signals.
- * We try to detect and work around their breakage here.
- */
- sigemptyset (&signal_set);
- sigaddset (&signal_set, mono_thread_get_abort_signal ());
- sigprocmask (SIG_UNBLOCK, &signal_set, NULL);
-
- signal (SIGPIPE, SIG_IGN);
-
- add_signal_handler (SIGABRT, sigabrt_signal_handler);
-
- /* catch SIGSEGV */
- add_signal_handler (SIGSEGV, sigsegv_signal_handler);
-#endif /* PLATFORM_WIN32 */
-}
-
-static void
-mono_runtime_cleanup_handlers (void)
-{
-#ifdef PLATFORM_WIN32
- win32_seh_cleanup();
-#else
- if (debug_options.handle_sigint)
- remove_signal_handler (SIGINT);
-
- remove_signal_handler (SIGFPE);
- remove_signal_handler (SIGQUIT);
- remove_signal_handler (SIGILL);
- remove_signal_handler (SIGBUS);
- if (mono_jit_trace_calls != NULL)
- remove_signal_handler (SIGUSR2);
-
- remove_signal_handler (mono_thread_get_abort_signal ());
-
- remove_signal_handler (SIGABRT);
-
- remove_signal_handler (SIGSEGV);
-#endif /* PLATFORM_WIN32 */
-}
-
-
-#ifdef HAVE_LINUX_RTC_H
-#include <linux/rtc.h>
-#include <sys/ioctl.h>
-#include <fcntl.h>
-static int rtc_fd = -1;
-
-static int
-enable_rtc_timer (gboolean enable)
-{
- int flags;
- flags = fcntl (rtc_fd, F_GETFL);
- if (flags < 0) {
- perror ("getflags");
- return 0;
- }
- if (enable)
- flags |= FASYNC;
- else
- flags &= ~FASYNC;
- if (fcntl (rtc_fd, F_SETFL, flags) == -1) {
- perror ("setflags");
- return 0;
- }
- return 1;
-}
-#endif
-
-#ifdef PLATFORM_WIN32
-static HANDLE win32_main_thread;
-static MMRESULT win32_timer;
-
-static void CALLBACK
-win32_time_proc (UINT uID, UINT uMsg, DWORD dwUser, DWORD dw1, DWORD dw2)
-{
- CONTEXT context;
-
- context.ContextFlags = CONTEXT_CONTROL;
- if (GetThreadContext (win32_main_thread, &context)) {
-#ifdef _WIN64
- mono_profiler_stat_hit ((guchar *) context.Rip, &context);
-#else
- mono_profiler_stat_hit ((guchar *) context.Eip, &context);
-#endif
- }
-}
-#endif
-
-static void
-setup_stat_profiler (void)
-{
-#ifdef ITIMER_PROF
- struct itimerval itval;
- static int inited = 0;
-#ifdef HAVE_LINUX_RTC_H
- const char *rtc_freq;
- if (!inited && (rtc_freq = g_getenv ("MONO_RTC"))) {
- int freq = 0;
- inited = 1;
- if (*rtc_freq)
- freq = atoi (rtc_freq);
- if (!freq)
- freq = 1024;
- rtc_fd = open ("/dev/rtc", O_RDONLY);
- if (rtc_fd == -1) {
- perror ("open /dev/rtc");
- return;
- }
- add_signal_handler (SIGPROF, sigprof_signal_handler);
- if (ioctl (rtc_fd, RTC_IRQP_SET, freq) == -1) {
- perror ("set rtc freq");
- return;
- }
- if (ioctl (rtc_fd, RTC_PIE_ON, 0) == -1) {
- perror ("start rtc");
- return;
- }
- if (fcntl (rtc_fd, F_SETSIG, SIGPROF) == -1) {
- perror ("setsig");
- return;
- }
- if (fcntl (rtc_fd, F_SETOWN, getpid ()) == -1) {
- perror ("setown");
- return;
- }
- enable_rtc_timer (TRUE);
- return;
- }
- if (rtc_fd >= 0)
- return;
-#endif
-
- itval.it_interval.tv_usec = 999;
- itval.it_interval.tv_sec = 0;
- itval.it_value = itval.it_interval;
- setitimer (ITIMER_PROF, &itval, NULL);
- if (inited)
- return;
- inited = 1;
- add_signal_handler (SIGPROF, sigprof_signal_handler);
-#elif defined (PLATFORM_WIN32)
- static int inited = 0;
- TIMECAPS timecaps;
-
- if (inited)
- return;
-
- inited = 1;
- if (timeGetDevCaps (&timecaps, sizeof (timecaps)) != TIMERR_NOERROR)
- return;
-
- if ((win32_main_thread = OpenThread (READ_CONTROL | THREAD_GET_CONTEXT, FALSE, GetCurrentThreadId ())) == NULL)
- return;
-
- if (timeBeginPeriod (1) != TIMERR_NOERROR)
- return;
-
- if ((win32_timer = timeSetEvent (1, 0, win32_time_proc, 0, TIME_PERIODIC)) == 0) {
- timeEndPeriod (1);
- return;
- }
-#endif
-}
-
/* mono_jit_create_remoting_trampoline:
* @method: pointer to the method info
*
void
mini_cleanup (MonoDomain *domain)
{
-#ifdef HAVE_LINUX_RTC_H
- if (rtc_fd >= 0)
- enable_rtc_timer (FALSE);
-#endif
-
+ mono_runtime_shutdown_stat_profiler ();
+
#ifndef DISABLE_COM
cominterop_release_all_rcws ();
#endif
projects / mono.git / commitdiff