libmono_profiler_vtune_static_la_LDFLAGS = -static
endif
-mprof_report_SOURCES = decode.c
+mprof_report_SOURCES = mprof-report.c
mprof_report_LDADD = $(Z_LIBS) $(GLIB_LIBS) $(LIBICONV)
PLOG_TESTS_SRC=test-alloc.cs test-busy.cs test-monitor.cs test-excleave.cs \
+++ /dev/null
-/*
- * decode.c: mprof-report program source: decode and analyze the log profiler data
- *
- * Authors:
- * Paolo Molaro (lupus@ximian.com)
- * Alex Rønne Petersen (alexrp@xamarin.com)
- *
- * Copyright 2010 Novell, Inc (http://www.novell.com)
- * Licensed under the MIT license. See LICENSE file in the project root for full license information.
- */
-
-/*
- * The Coverage XML output schema
- * <coverage>
- * <assembly/>
- * <class/>
- * <method>
- * <statement/>
- * </method>
- * </coverage>
- *
- * Elements:
- * <coverage> - The root element of the documentation. It can contain any number of
- * <assembly>, <class> or <method> elements.
- * Attributes:
- * - version: The version number for the file format - (eg: "0.3")
- * <assembly> - Contains data about assemblies. Has no child elements
- * Attributes:
- * - name: The name of the assembly - (eg: "System.Xml")
- * - guid: The GUID of the assembly
- * - filename: The filename of the assembly
- * - method-count: The number of methods in the assembly
- * - full: The number of fully covered methods
- * - partial: The number of partially covered methods
- * <class> - Contains data about classes. Has no child elements
- * Attributes:
- * - name: The name of the class
- * - method-count: The number of methods in the class
- * - full: The number of fully covered methods
- * - partial: The number of partially covered methods
- * <method> - Contains data about methods. Can contain any number of <statement> elements
- * Attributes:
- * - assembly: The name of the parent assembly
- * - class: The name of the parent class
- * - name: The name of the method, with all it's parameters
- * - filename: The name of the source file containing this method
- * - token
- * <statement> - Contains data about IL statements. Has no child elements
- * Attributes:
- * - offset: The offset of the statement in the IL code after the previous
- * statement's offset
- * - counter: 1 if the line was covered, 0 if it was not
- * - line: The line number in the parent method's file
- * - column: The column on the line
- */
-#include <config.h>
-#include "mono-profiler-log.h"
-#include <string.h>
-#include <assert.h>
-#include <stdio.h>
-#include <time.h>
-#if !defined(__APPLE__) && !defined(__FreeBSD__)
-#include <malloc.h>
-#endif
-#include <unistd.h>
-#include <stdlib.h>
-#if defined (HAVE_SYS_ZLIB)
-#include <zlib.h>
-#endif
-#include <glib.h>
-#include <mono/metadata/profiler.h>
-#include <mono/metadata/object.h>
-#include <mono/metadata/debug-helpers.h>
-#include <mono/utils/mono-counters.h>
-
-#define HASH_SIZE 9371
-#define SMALL_HASH_SIZE 31
-
-#if defined(__native_client__) || defined(__native_client_codegen__)
-volatile int __nacl_thread_suspension_needed = 0;
-void __nacl_suspend_thread_if_needed() {}
-#endif
-
-static int debug = 0;
-static int collect_traces = 0;
-static int show_traces = 0;
-static int trace_max = 6;
-static int verbose = 0;
-static uintptr_t *tracked_objects = 0;
-static int num_tracked_objects = 0;
-static uintptr_t thread_filter = 0;
-static uint64_t find_size = 0;
-static const char* find_name = NULL;
-static uint64_t time_from = 0;
-static uint64_t time_to = 0xffffffffffffffffULL;
-static int use_time_filter = 0;
-static uint64_t startup_time = 0;
-static FILE* outfile = NULL;
-static FILE* coverage_outfile = NULL;
-
-static int32_t
-read_int16 (unsigned char *p)
-{
- int32_t value = *p++;
- value |= (*p++) << 8;
- return value;
-}
-
-static int32_t
-read_int32 (unsigned char *p)
-{
- int32_t value = *p++;
- value |= (*p++) << 8;
- value |= (*p++) << 16;
- value |= (uint32_t)(*p++) << 24;
- return value;
-}
-
-static int64_t
-read_int64 (unsigned char *p)
-{
- uint64_t value = *p++;
- value |= (*p++) << 8;
- value |= (*p++) << 16;
- value |= (uint64_t)(*p++) << 24;
- value |= (uint64_t)(*p++) << 32;
- value |= (uint64_t)(*p++) << 40;
- value |= (uint64_t)(*p++) << 48;
- value |= (uint64_t)(*p++) << 54;
- return value;
-}
-
-static char*
-pstrdup (const char *s)
-{
- int len = strlen (s) + 1;
- char *p = (char *)malloc (len);
- memcpy (p, s, len);
- return p;
-}
-
-typedef struct _CounterValue CounterValue;
-struct _CounterValue {
- uint64_t timestamp;
- unsigned char *buffer;
- CounterValue *next;
-};
-
-typedef struct _Counter Counter;
-struct _Counter {
- int index;
- const char *section;
- const char *name;
- int type;
- int unit;
- int variance;
- CounterValue *values;
- CounterValue *values_last;
-};
-
-typedef struct _CounterList CounterList;
-struct _CounterList {
- Counter *counter;
- CounterList *next;
-};
-
-typedef struct _CounterSection CounterSection;
-struct _CounterSection {
- const char *value;
- CounterList *counters;
- CounterList *counters_last;
- CounterSection *next;
-};
-
-typedef struct _CounterTimestamp CounterTimestamp;
-struct _CounterTimestamp {
- uint64_t value;
- CounterSection *sections;
- CounterSection *sections_last;
- CounterTimestamp *next;
-};
-
-static CounterList *counters = NULL;
-static CounterSection *counters_sections = NULL;
-static CounterTimestamp *counters_timestamps = NULL;
-
-enum {
- COUNTERS_SORT_TIME,
- COUNTERS_SORT_CATEGORY
-};
-
-static int counters_sort_mode = COUNTERS_SORT_TIME;
-
-static void
-add_counter_to_section (Counter *counter)
-{
- CounterSection *csection, *s;
- CounterList *clist;
-
- clist = (CounterList *)calloc (1, sizeof (CounterList));
- clist->counter = counter;
-
- for (csection = counters_sections; csection; csection = csection->next) {
- if (strcmp (csection->value, counter->section) == 0) {
- /* If section exist */
- if (!csection->counters)
- csection->counters = clist;
- else
- csection->counters_last->next = clist;
- csection->counters_last = clist;
- return;
- }
- }
-
- /* If section does not exist */
- csection = (CounterSection *)calloc (1, sizeof (CounterSection));
- csection->value = counter->section;
- csection->counters = clist;
- csection->counters_last = clist;
-
- if (!counters_sections) {
- counters_sections = csection;
- } else {
- s = counters_sections;
- while (s->next)
- s = s->next;
- s->next = csection;
- }
-}
-
-static void
-add_counter (const char *section, const char *name, int type, int unit, int variance, int index)
-{
- CounterList *list, *l;
- Counter *counter;
-
- for (list = counters; list; list = list->next)
- if (list->counter->index == index)
- return;
-
- counter = (Counter *)calloc (1, sizeof (Counter));
- counter->section = section;
- counter->name = name;
- counter->type = type;
- counter->unit = unit;
- counter->variance = variance;
- counter->index = index;
-
- list = (CounterList *)calloc (1, sizeof (CounterList));
- list->counter = counter;
-
- if (!counters) {
- counters = list;
- } else {
- l = counters;
- while (l->next)
- l = l->next;
- l->next = list;
- }
-
- if (counters_sort_mode == COUNTERS_SORT_CATEGORY || !verbose)
- add_counter_to_section (counter);
-}
-
-static void
-add_counter_to_timestamp (uint64_t timestamp, Counter *counter)
-{
- CounterTimestamp *ctimestamp, *t;
- CounterSection *csection;
- CounterList *clist;
-
- clist = (CounterList *)calloc (1, sizeof (CounterList));
- clist->counter = counter;
-
- for (ctimestamp = counters_timestamps; ctimestamp; ctimestamp = ctimestamp->next) {
- if (ctimestamp->value == timestamp) {
- for (csection = ctimestamp->sections; csection; csection = csection->next) {
- if (strcmp (csection->value, counter->section) == 0) {
- /* if timestamp exist and section exist */
- if (!csection->counters)
- csection->counters = clist;
- else
- csection->counters_last->next = clist;
- csection->counters_last = clist;
- return;
- }
- }
-
- /* if timestamp exist and section does not exist */
- csection = (CounterSection *)calloc (1, sizeof (CounterSection));
- csection->value = counter->section;
- csection->counters = clist;
- csection->counters_last = clist;
-
- if (!ctimestamp->sections)
- ctimestamp->sections = csection;
- else
- ctimestamp->sections_last->next = csection;
- ctimestamp->sections_last = csection;
- return;
- }
- }
-
- /* If timestamp do not exist and section does not exist */
- csection = (CounterSection *)calloc (1, sizeof (CounterSection));
- csection->value = counter->section;
- csection->counters = clist;
- csection->counters_last = clist;
-
- ctimestamp = (CounterTimestamp *)calloc (1, sizeof (CounterTimestamp));
- ctimestamp->value = timestamp;
- ctimestamp->sections = csection;
- ctimestamp->sections_last = csection;
-
- if (!counters_timestamps) {
- counters_timestamps = ctimestamp;
- } else {
- t = counters_timestamps;
- while (t->next)
- t = t->next;
- t->next = ctimestamp;
- }
-}
-
-static void
-add_counter_value (int index, CounterValue *value)
-{
- CounterList *list;
-
- for (list = counters; list; list = list->next) {
- if (list->counter->index == index) {
- if (!list->counter->values)
- list->counter->values = value;
- else
- list->counter->values_last->next = value;
- list->counter->values_last = value;
-
- if (counters_sort_mode == COUNTERS_SORT_TIME)
- add_counter_to_timestamp (value->timestamp, list->counter);
-
- return;
- }
- }
-}
-
-static const char*
-section_name (int section)
-{
- switch (section) {
- case MONO_COUNTER_JIT: return "Mono JIT";
- case MONO_COUNTER_GC: return "Mono GC";
- case MONO_COUNTER_METADATA: return "Mono Metadata";
- case MONO_COUNTER_GENERICS: return "Mono Generics";
- case MONO_COUNTER_SECURITY: return "Mono Security";
- case MONO_COUNTER_RUNTIME: return "Mono Runtime";
- case MONO_COUNTER_SYSTEM: return "Mono System";
- case MONO_COUNTER_PROFILER: return "Mono Profiler";
- default: return "<unknown>";
- }
-}
-
-static const char*
-type_name (int type)
-{
- switch (type) {
- case MONO_COUNTER_INT: return "Int";
- case MONO_COUNTER_UINT: return "UInt";
- case MONO_COUNTER_WORD: return "Word";
- case MONO_COUNTER_LONG: return "Long";
- case MONO_COUNTER_ULONG: return "ULong";
- case MONO_COUNTER_DOUBLE: return "Double";
- case MONO_COUNTER_STRING: return "String";
- case MONO_COUNTER_TIME_INTERVAL: return "Time Interval";
- default: return "<unknown>";
- }
-}
-
-static const char*
-unit_name (int unit)
-{
- switch (unit) {
- case MONO_COUNTER_RAW: return "Raw";
- case MONO_COUNTER_BYTES: return "Bytes";
- case MONO_COUNTER_TIME: return "Time";
- case MONO_COUNTER_COUNT: return "Count";
- case MONO_COUNTER_PERCENTAGE: return "Percentage";
- default: return "<unknown>";
- }
-}
-
-static const char*
-variance_name (int variance)
-{
- switch (variance) {
- case MONO_COUNTER_MONOTONIC: return "Monotonic";
- case MONO_COUNTER_CONSTANT: return "Constant";
- case MONO_COUNTER_VARIABLE: return "Variable";
- default: return "<unknown>";
- }
-}
-
-static void
-dump_counters_value (Counter *counter, const char *key_format, const char *key, void *value)
-{
- char format[32];
-
- if (value == NULL) {
- snprintf (format, sizeof (format), "%s : %%s\n", key_format);
- fprintf (outfile, format, key, "<null>");
- } else {
- switch (counter->type) {
- case MONO_COUNTER_INT:
-#if SIZEOF_VOID_P == 4
- case MONO_COUNTER_WORD:
-#endif
- snprintf (format, sizeof (format), "%s : %%d\n", key_format);
- fprintf (outfile, format, key, *(int32_t*)value);
- break;
- case MONO_COUNTER_UINT:
- snprintf (format, sizeof (format), "%s : %%u\n", key_format);
- fprintf (outfile, format, key, *(uint32_t*)value);
- break;
- case MONO_COUNTER_LONG:
-#if SIZEOF_VOID_P == 8
- case MONO_COUNTER_WORD:
-#endif
- case MONO_COUNTER_TIME_INTERVAL:
- if (counter->type == MONO_COUNTER_LONG && counter->unit == MONO_COUNTER_TIME) {
- snprintf (format, sizeof (format), "%s : %%0.3fms\n", key_format);
- fprintf (outfile, format, key, (double)*(int64_t*)value / 10000.0);
- } else if (counter->type == MONO_COUNTER_TIME_INTERVAL) {
- snprintf (format, sizeof (format), "%s : %%0.3fms\n", key_format);
- fprintf (outfile, format, key, (double)*(int64_t*)value / 1000.0);
- } else {
- snprintf (format, sizeof (format), "%s : %%u\n", key_format);
- fprintf (outfile, format, key, *(int64_t*)value);
- }
- break;
- case MONO_COUNTER_ULONG:
- snprintf (format, sizeof (format), "%s : %%llu\n", key_format);
- fprintf (outfile, format, key, *(uint64_t*)value);
- break;
- case MONO_COUNTER_DOUBLE:
- snprintf (format, sizeof (format), "%s : %%f\n", key_format);
- fprintf (outfile, format, key, *(double*)value);
- break;
- case MONO_COUNTER_STRING:
- snprintf (format, sizeof (format), "%s : %%s\n", key_format);
- fprintf (outfile, format, key, *(char*)value);
- break;
- }
- }
-}
-
-static void
-dump_counters (void)
-{
- Counter *counter;
- CounterValue *cvalue;
- CounterTimestamp *ctimestamp;
- CounterSection *csection;
- CounterList *clist;
- char strtimestamp[17];
- int i, section_printed;
-
- fprintf (outfile, "\nCounters:\n");
-
- if (!verbose) {
- char counters_to_print[][64] = {
- "Methods from AOT",
- "Methods JITted using mono JIT",
- "Methods JITted using LLVM",
- "Total time spent JITting (sec)",
- "User Time",
- "System Time",
- "Total Time",
- "Working Set",
- "Private Bytes",
- "Virtual Bytes",
- "Page Faults",
- "CPU Load Average - 1min",
- "CPU Load Average - 5min",
- "CPU Load Average - 15min",
- ""
- };
-
- for (csection = counters_sections; csection; csection = csection->next) {
- section_printed = 0;
-
- for (clist = csection->counters; clist; clist = clist->next) {
- counter = clist->counter;
- if (!counter->values_last)
- continue;
-
- for (i = 0; counters_to_print [i][0] != 0; i++) {
- if (strcmp (counters_to_print [i], counter->name) == 0) {
- if (!section_printed) {
- fprintf (outfile, "\t%s:\n", csection->value);
- section_printed = 1;
- }
-
- dump_counters_value (counter, "\t\t%-30s", counter->name, counter->values_last->buffer);
- break;
- }
- }
- }
- }
- } else if (counters_sort_mode == COUNTERS_SORT_TIME) {
- for (ctimestamp = counters_timestamps; ctimestamp; ctimestamp = ctimestamp->next) {
- fprintf (outfile, "\t%llu:%02llu:%02llu:%02llu.%03llu:\n",
- (unsigned long long) (ctimestamp->value / 1000 / 60 / 60 / 24 % 1000),
- (unsigned long long) (ctimestamp->value / 1000 / 60 / 60 % 24),
- (unsigned long long) (ctimestamp->value / 1000 / 60 % 60),
- (unsigned long long) (ctimestamp->value / 1000 % 60),
- (unsigned long long) (ctimestamp->value % 1000));
-
- for (csection = ctimestamp->sections; csection; csection = csection->next) {
- fprintf (outfile, "\t\t%s:\n", csection->value);
-
- for (clist = csection->counters; clist; clist = clist->next) {
- counter = clist->counter;
- for (cvalue = counter->values; cvalue; cvalue = cvalue->next) {
- if (cvalue->timestamp != ctimestamp->value)
- continue;
-
- dump_counters_value (counter, "\t\t\t%-30s", counter->name, cvalue->buffer);
- }
- }
- }
- }
- } else if (counters_sort_mode == COUNTERS_SORT_CATEGORY) {
- for (csection = counters_sections; csection; csection = csection->next) {
- fprintf (outfile, "\t%s:\n", csection->value);
-
- for (clist = csection->counters; clist; clist = clist->next) {
- counter = clist->counter;
- fprintf (outfile, "\t\t%s: [type: %s, unit: %s, variance: %s]\n",
- counter->name, type_name (counter->type), unit_name (counter->unit), variance_name (counter->variance));
-
- for (cvalue = counter->values; cvalue; cvalue = cvalue->next) {
- snprintf (strtimestamp, sizeof (strtimestamp), "%llu:%02llu:%02llu:%02llu.%03llu",
- (unsigned long long) (cvalue->timestamp / 1000 / 60 / 60 / 24 % 1000),
- (unsigned long long) (cvalue->timestamp / 1000 / 60 / 60 % 24),
- (unsigned long long) (cvalue->timestamp / 1000 / 60 % 60),
- (unsigned long long) (cvalue->timestamp / 1000 % 60),
- (unsigned long long) (cvalue->timestamp % 1000));
-
- dump_counters_value (counter, "\t\t\t%s", strtimestamp, cvalue->buffer);
- }
- }
- }
- }
-}
-
-static int num_images;
-typedef struct _ImageDesc ImageDesc;
-struct _ImageDesc {
- ImageDesc *next;
- intptr_t image;
- char *filename;
-};
-
-static ImageDesc* image_hash [SMALL_HASH_SIZE] = {0};
-
-static void
-add_image (intptr_t image, char *name)
-{
- int slot = ((image >> 2) & 0xffff) % SMALL_HASH_SIZE;
- ImageDesc *cd = (ImageDesc *)malloc (sizeof (ImageDesc));
- cd->image = image;
- cd->filename = pstrdup (name);
- cd->next = image_hash [slot];
- image_hash [slot] = cd;
- num_images++;
-}
-
-static int num_assemblies;
-
-typedef struct _AssemblyDesc AssemblyDesc;
-struct _AssemblyDesc {
- AssemblyDesc *next;
- intptr_t assembly;
- char *asmname;
-};
-
-static AssemblyDesc* assembly_hash [SMALL_HASH_SIZE] = {0};
-
-static void
-add_assembly (intptr_t assembly, char *name)
-{
- int slot = ((assembly >> 2) & 0xffff) % SMALL_HASH_SIZE;
- AssemblyDesc *cd = (AssemblyDesc *)malloc (sizeof (AssemblyDesc));
- cd->assembly = assembly;
- cd->asmname = pstrdup (name);
- cd->next = assembly_hash [slot];
- assembly_hash [slot] = cd;
- num_assemblies++;
-}
-
-typedef struct _BackTrace BackTrace;
-typedef struct {
- uint64_t count;
- BackTrace *bt;
-} CallContext;
-
-typedef struct {
- int count;
- int size;
- CallContext *traces;
-} TraceDesc;
-
-typedef struct _ClassDesc ClassDesc;
-struct _ClassDesc {
- ClassDesc *next;
- intptr_t klass;
- char *name;
- intptr_t allocs;
- uint64_t alloc_size;
- TraceDesc traces;
-};
-
-static ClassDesc* class_hash [HASH_SIZE] = {0};
-static int num_classes = 0;
-
-static ClassDesc*
-add_class (intptr_t klass, const char *name)
-{
- int slot = ((klass >> 2) & 0xffff) % HASH_SIZE;
- ClassDesc *cd;
- cd = class_hash [slot];
- while (cd && cd->klass != klass)
- cd = cd->next;
- /* we resolved an unknown class (unless we had the code unloaded) */
- if (cd) {
- /*printf ("resolved unknown: %s\n", name);*/
- g_free (cd->name);
- cd->name = pstrdup (name);
- return cd;
- }
- cd = (ClassDesc *)calloc (sizeof (ClassDesc), 1);
- cd->klass = klass;
- cd->name = pstrdup (name);
- cd->next = class_hash [slot];
- cd->allocs = 0;
- cd->alloc_size = 0;
- cd->traces.count = 0;
- cd->traces.size = 0;
- cd->traces.traces = NULL;
- class_hash [slot] = cd;
- num_classes++;
- return cd;
-}
-
-static ClassDesc *
-lookup_class (intptr_t klass)
-{
- int slot = ((klass >> 2) & 0xffff) % HASH_SIZE;
- ClassDesc *cd = class_hash [slot];
- while (cd && cd->klass != klass)
- cd = cd->next;
- if (!cd) {
- char buf [128];
- snprintf (buf, sizeof (buf), "unresolved class %p", (void*)klass);
- return add_class (klass, buf);
- }
- return cd;
-}
-
-typedef struct _MethodDesc MethodDesc;
-struct _MethodDesc {
- MethodDesc *next;
- intptr_t method;
- char *name;
- intptr_t code;
- int len;
- int recurse_count;
- int sample_hits;
- int ignore_jit; /* when this is set, we collect the metadata but don't count this method fot jit time and code size, when filtering events */
- uint64_t calls;
- uint64_t total_time;
- uint64_t callee_time;
- uint64_t self_time;
- TraceDesc traces;
-};
-
-static MethodDesc* method_hash [HASH_SIZE] = {0};
-static int num_methods = 0;
-
-static MethodDesc*
-add_method (intptr_t method, const char *name, intptr_t code, int len)
-{
- int slot = ((method >> 2) & 0xffff) % HASH_SIZE;
- MethodDesc *cd;
- cd = method_hash [slot];
- while (cd && cd->method != method)
- cd = cd->next;
- /* we resolved an unknown method (unless we had the code unloaded) */
- if (cd) {
- cd->code = code;
- cd->len = len;
- /*printf ("resolved unknown: %s\n", name);*/
- g_free (cd->name);
- cd->name = pstrdup (name);
- return cd;
- }
- cd = (MethodDesc *)calloc (sizeof (MethodDesc), 1);
- cd->method = method;
- cd->name = pstrdup (name);
- cd->code = code;
- cd->len = len;
- cd->calls = 0;
- cd->total_time = 0;
- cd->traces.count = 0;
- cd->traces.size = 0;
- cd->traces.traces = NULL;
- cd->next = method_hash [slot];
- method_hash [slot] = cd;
- num_methods++;
- return cd;
-}
-
-static MethodDesc *
-lookup_method (intptr_t method)
-{
- int slot = ((method >> 2) & 0xffff) % HASH_SIZE;
- MethodDesc *cd = method_hash [slot];
- while (cd && cd->method != method)
- cd = cd->next;
- if (!cd) {
- char buf [128];
- snprintf (buf, sizeof (buf), "unknown method %p", (void*)method);
- return add_method (method, buf, 0, 0);
- }
- return cd;
-}
-
-static int num_stat_samples = 0;
-static int size_stat_samples = 0;
-uintptr_t *stat_samples = NULL;
-int *stat_sample_desc = NULL;
-
-static void
-add_stat_sample (int type, uintptr_t ip) {
- if (num_stat_samples == size_stat_samples) {
- size_stat_samples *= 2;
- if (!size_stat_samples)
- size_stat_samples = 32;
- stat_samples = (uintptr_t *)realloc (stat_samples, size_stat_samples * sizeof (uintptr_t));
- stat_sample_desc = (int *)realloc (stat_sample_desc, size_stat_samples * sizeof (int));
- }
- stat_samples [num_stat_samples] = ip;
- stat_sample_desc [num_stat_samples++] = type;
-}
-
-static MethodDesc*
-lookup_method_by_ip (uintptr_t ip)
-{
- int i;
- MethodDesc* m;
- /* dumb */
- for (i = 0; i < HASH_SIZE; ++i) {
- m = method_hash [i];
- while (m) {
- //printf ("checking %p against %p-%p\n", (void*)ip, (void*)(m->code), (void*)(m->code + m->len));
- if (ip >= (uintptr_t)m->code && ip < (uintptr_t)m->code + m->len) {
- return m;
- }
- m = m->next;
- }
- }
- return NULL;
-}
-
-static int
-compare_method_samples (const void *a, const void *b)
-{
- MethodDesc *const *A = (MethodDesc *const *)a;
- MethodDesc *const *B = (MethodDesc *const *)b;
- if ((*A)->sample_hits == (*B)->sample_hits)
- return 0;
- if ((*B)->sample_hits < (*A)->sample_hits)
- return -1;
- return 1;
-}
-
-typedef struct _UnmanagedSymbol UnmanagedSymbol;
-struct _UnmanagedSymbol {
- UnmanagedSymbol *parent;
- char *name;
- int is_binary;
- uintptr_t addr;
- uintptr_t size;
- uintptr_t sample_hits;
-};
-
-static UnmanagedSymbol **usymbols = NULL;
-static int usymbols_size = 0;
-static int usymbols_num = 0;
-
-static int
-compare_usymbol_addr (const void *a, const void *b)
-{
- UnmanagedSymbol *const *A = (UnmanagedSymbol *const *)a;
- UnmanagedSymbol *const *B = (UnmanagedSymbol *const *)b;
- if ((*B)->addr == (*A)->addr)
- return 0;
- if ((*B)->addr > (*A)->addr)
- return -1;
- return 1;
-}
-
-static int
-compare_usymbol_samples (const void *a, const void *b)
-{
- UnmanagedSymbol *const *A = (UnmanagedSymbol *const *)a;
- UnmanagedSymbol *const *B = (UnmanagedSymbol *const *)b;
- if ((*B)->sample_hits == (*A)->sample_hits)
- return 0;
- if ((*B)->sample_hits < (*A)->sample_hits)
- return -1;
- return 1;
-}
-
-static void
-add_unmanaged_symbol (uintptr_t addr, char *name, uintptr_t size)
-{
- UnmanagedSymbol *sym;
- if (usymbols_num == usymbols_size) {
- int new_size = usymbols_size * 2;
- if (!new_size)
- new_size = 16;
- usymbols = (UnmanagedSymbol **)realloc (usymbols, sizeof (void*) * new_size);
- usymbols_size = new_size;
- }
- sym = (UnmanagedSymbol *)calloc (sizeof (UnmanagedSymbol), 1);
- sym->addr = addr;
- sym->name = name;
- sym->size = size;
- usymbols [usymbols_num++] = sym;
-}
-
-/* only valid after the symbols are sorted */
-static UnmanagedSymbol*
-lookup_unmanaged_symbol (uintptr_t addr)
-{
- int r = usymbols_num - 1;
- int l = 0;
- UnmanagedSymbol *sym;
- int last_best = -1;
- while (r >= l) {
- int m = (l + r) / 2;
- sym = usymbols [m];
- if (addr == sym->addr)
- return sym;
- if (addr < sym->addr) {
- r = m - 1;
- } else if (addr > sym->addr) {
- l = m + 1;
- last_best = m;
- }
- }
- if (last_best >= 0 && (addr - usymbols [last_best]->addr) < 4096)
- return usymbols [last_best];
- return NULL;
-}
-
-/* we use the same structure for binaries */
-static UnmanagedSymbol **ubinaries = NULL;
-static int ubinaries_size = 0;
-static int ubinaries_num = 0;
-
-static void
-add_unmanaged_binary (uintptr_t addr, char *name, uintptr_t size)
-{
- UnmanagedSymbol *sym;
- if (ubinaries_num == ubinaries_size) {
- int new_size = ubinaries_size * 2;
- if (!new_size)
- new_size = 16;
- ubinaries = (UnmanagedSymbol **)realloc (ubinaries, sizeof (void*) * new_size);
- ubinaries_size = new_size;
- }
- sym = (UnmanagedSymbol *)calloc (sizeof (UnmanagedSymbol), 1);
- sym->addr = addr;
- sym->name = name;
- sym->size = size;
- sym->is_binary = 1;
- ubinaries [ubinaries_num++] = sym;
-}
-
-static UnmanagedSymbol*
-lookup_unmanaged_binary (uintptr_t addr)
-{
- int i;
- for (i = 0; i < ubinaries_num; ++i) {
- UnmanagedSymbol *ubin = ubinaries [i];
- if (addr >= ubin->addr && addr < ubin->addr + ubin->size) {
- return ubin;
- }
- }
- return NULL;
-}
-
-static const char*
-sample_type_name (int type)
-{
- switch (type) {
- case SAMPLE_CYCLES: return "cycles";
- case SAMPLE_INSTRUCTIONS: return "instructions retired";
- case SAMPLE_CACHE_MISSES: return "cache misses";
- case SAMPLE_CACHE_REFS: return "cache references";
- case SAMPLE_BRANCHES: return "executed branches";
- case SAMPLE_BRANCH_MISSES: return "unpredicted branches";
- }
- return "unknown";
-}
-
-static void
-set_usym_parent (UnmanagedSymbol** cachedus, int count)
-{
- int i;
- for (i = 0; i < count; ++i) {
- UnmanagedSymbol *ubin = lookup_unmanaged_binary (cachedus [i]->addr);
- if (ubin == cachedus [i])
- continue;
- cachedus [i]->parent = ubin;
- }
-}
-
-static void
-print_usym (UnmanagedSymbol* um)
-{
- if (um->parent)
- fprintf (outfile, "\t%6zd %6.2f %-36s in %s\n", um->sample_hits, um->sample_hits*100.0/num_stat_samples, um->name, um->parent->name);
- else
- fprintf (outfile, "\t%6zd %6.2f %s\n", um->sample_hits, um->sample_hits*100.0/num_stat_samples, um->name);
-}
-
-static int
-sym_percent (uintptr_t sample_hits)
-{
- double pc;
- if (verbose)
- return 1;
- pc = sample_hits*100.0/num_stat_samples;
- return pc >= 0.1;
-}
-
-static void
-dump_samples (void)
-{
- int i, u;
- int count = 0, msize = 0;
- int unmanaged_hits = 0;
- int unresolved_hits = 0;
- MethodDesc** cachedm = NULL;
- int ucount = 0, usize = 0;
- UnmanagedSymbol** cachedus = NULL;
- if (!num_stat_samples)
- return;
- qsort (usymbols, usymbols_num, sizeof (UnmanagedSymbol*), compare_usymbol_addr);
- for (i = 0; i < num_stat_samples; ++i) {
- MethodDesc *m = lookup_method_by_ip (stat_samples [i]);
- if (m) {
- if (!m->sample_hits) {
- if (count == msize) {
- msize *= 2;
- if (!msize)
- msize = 4;
- cachedm = (MethodDesc **)realloc (cachedm, sizeof (void*) * msize);
- }
- cachedm [count++] = m;
- }
- m->sample_hits++;
- } else {
- UnmanagedSymbol *usym = lookup_unmanaged_symbol (stat_samples [i]);
- if (!usym) {
- unresolved_hits++;
- //printf ("unmanaged hit at %p\n", (void*)stat_samples [i]);
- usym = lookup_unmanaged_binary (stat_samples [i]);
- }
- if (usym) {
- if (!usym->sample_hits) {
- if (ucount == usize) {
- usize *= 2;
- if (!usize)
- usize = 4;
- cachedus = (UnmanagedSymbol **)realloc (cachedus, sizeof (void*) * usize);
- }
- cachedus [ucount++] = usym;
- }
- usym->sample_hits++;
- }
- unmanaged_hits++;
- }
- }
- qsort (cachedm, count, sizeof (MethodDesc*), compare_method_samples);
- qsort (cachedus, ucount, sizeof (UnmanagedSymbol*), compare_usymbol_samples);
- set_usym_parent (cachedus, ucount);
- fprintf (outfile, "\nStatistical samples summary\n");
- fprintf (outfile, "\tSample type: %s\n", sample_type_name (stat_sample_desc [0]));
- fprintf (outfile, "\tUnmanaged hits: %6d (%4.1f%%)\n", unmanaged_hits, (100.0*unmanaged_hits)/num_stat_samples);
- fprintf (outfile, "\tManaged hits: %6d (%4.1f%%)\n", num_stat_samples - unmanaged_hits, (100.0*(num_stat_samples-unmanaged_hits))/num_stat_samples);
- fprintf (outfile, "\tUnresolved hits: %6d (%4.1f%%)\n", unresolved_hits, (100.0*unresolved_hits)/num_stat_samples);
- fprintf (outfile, "\t%6s %6s %s\n", "Hits", "%", "Method name");
- i = 0;
- u = 0;
- while (i < count || u < ucount) {
- if (i < count) {
- MethodDesc *m = cachedm [i];
- if (u < ucount) {
- UnmanagedSymbol *um = cachedus [u];
- if (um->sample_hits > m->sample_hits) {
- if (!sym_percent (um->sample_hits))
- break;
- print_usym (um);
- u++;
- continue;
- }
- }
- if (!sym_percent (m->sample_hits))
- break;
- fprintf (outfile, "\t%6d %6.2f %s\n", m->sample_hits, m->sample_hits*100.0/num_stat_samples, m->name);
- i++;
- continue;
- }
- if (u < ucount) {
- UnmanagedSymbol *um = cachedus [u];
- if (!sym_percent (um->sample_hits))
- break;
- print_usym (um);
- u++;
- continue;
- }
- }
-}
-
-typedef struct _HeapClassDesc HeapClassDesc;
-typedef struct {
- HeapClassDesc *klass;
- uint64_t count;
-} HeapClassRevRef;
-
-struct _HeapClassDesc {
- ClassDesc *klass;
- int64_t count;
- int64_t total_size;
- HeapClassRevRef *rev_hash;
- int rev_hash_size;
- int rev_count;
- uintptr_t pinned_references;
- uintptr_t root_references;
-};
-
-static int
-add_rev_class_hashed (HeapClassRevRef *rev_hash, uintptr_t size, HeapClassDesc *hklass, uint64_t value)
-{
- uintptr_t i;
- uintptr_t start_pos;
- start_pos = (hklass->klass->klass >> 2) % size;
- assert (start_pos < size);
- i = start_pos;
- do {
- if (rev_hash [i].klass == hklass) {
- rev_hash [i].count += value;
- return 0;
- } else if (!rev_hash [i].klass) {
- rev_hash [i].klass = hklass;
- rev_hash [i].count += value;
- start_pos = 0;
- for (i = 0; i < size; ++i)
- if (rev_hash [i].klass && rev_hash [i].klass->klass == hklass->klass)
- start_pos ++;
- assert (start_pos == 1);
- return 1;
- }
- /* wrap around */
- if (++i == size)
- i = 0;
- } while (i != start_pos);
- /* should not happen */
- printf ("failed revref store\n");
- return 0;
-}
-
-static void
-add_heap_class_rev (HeapClassDesc *from, HeapClassDesc *to)
-{
- uintptr_t i;
- if (to->rev_count * 2 >= to->rev_hash_size) {
- HeapClassRevRef *n;
- uintptr_t old_size = to->rev_hash_size;
- to->rev_hash_size *= 2;
- if (to->rev_hash_size == 0)
- to->rev_hash_size = 4;
- n = (HeapClassRevRef *)calloc (sizeof (HeapClassRevRef) * to->rev_hash_size, 1);
- for (i = 0; i < old_size; ++i) {
- if (to->rev_hash [i].klass)
- add_rev_class_hashed (n, to->rev_hash_size, to->rev_hash [i].klass, to->rev_hash [i].count);
- }
- if (to->rev_hash)
- g_free (to->rev_hash);
- to->rev_hash = n;
- }
- to->rev_count += add_rev_class_hashed (to->rev_hash, to->rev_hash_size, from, 1);
-}
-
-typedef struct {
- uintptr_t objaddr;
- HeapClassDesc *hklass;
- uintptr_t num_refs;
- uintptr_t refs [0];
-} HeapObjectDesc;
-
-typedef struct _HeapShot HeapShot;
-struct _HeapShot {
- HeapShot *next;
- uint64_t timestamp;
- int class_count;
- int hash_size;
- HeapClassDesc **class_hash;
- HeapClassDesc **sorted;
- HeapObjectDesc **objects_hash;
- uintptr_t objects_count;
- uintptr_t objects_hash_size;
- uintptr_t num_roots;
- uintptr_t *roots;
- uintptr_t *roots_extra;
- int *roots_types;
-};
-
-static HeapShot *heap_shots = NULL;
-static int num_heap_shots = 0;
-
-static HeapShot*
-new_heap_shot (uint64_t timestamp)
-{
- HeapShot *hs = (HeapShot *)calloc (sizeof (HeapShot), 1);
- hs->hash_size = 4;
- hs->class_hash = (HeapClassDesc **)calloc (sizeof (void*), hs->hash_size);
- hs->timestamp = timestamp;
- num_heap_shots++;
- hs->next = heap_shots;
- heap_shots = hs;
- return hs;
-}
-
-static HeapClassDesc*
-heap_class_lookup (HeapShot *hs, ClassDesc *klass)
-{
- int i;
- unsigned int start_pos;
- start_pos = ((uintptr_t)klass->klass >> 2) % hs->hash_size;
- i = start_pos;
- do {
- HeapClassDesc* cd = hs->class_hash [i];
- if (!cd)
- return NULL;
- if (cd->klass == klass)
- return cd;
- /* wrap around */
- if (++i == hs->hash_size)
- i = 0;
- } while (i != start_pos);
- return NULL;
-}
-
-static int
-add_heap_hashed (HeapClassDesc **hash, HeapClassDesc **retv, uintptr_t hsize, ClassDesc *klass, uint64_t size, uint64_t count)
-{
- uintptr_t i;
- uintptr_t start_pos;
- start_pos = ((uintptr_t)klass->klass >> 2) % hsize;
- i = start_pos;
- do {
- if (hash [i] && hash [i]->klass == klass) {
- hash [i]->total_size += size;
- hash [i]->count += count;
- *retv = hash [i];
- return 0;
- } else if (!hash [i]) {
- if (*retv) {
- hash [i] = *retv;
- return 1;
- }
- hash [i] = (HeapClassDesc *)calloc (sizeof (HeapClassDesc), 1);
- hash [i]->klass = klass;
- hash [i]->total_size += size;
- hash [i]->count += count;
- *retv = hash [i];
- return 1;
- }
- /* wrap around */
- if (++i == hsize)
- i = 0;
- } while (i != start_pos);
- /* should not happen */
- printf ("failed heap class store\n");
- return 0;
-}
-
-static HeapClassDesc*
-add_heap_shot_class (HeapShot *hs, ClassDesc *klass, uint64_t size)
-{
- HeapClassDesc *res;
- int i;
- if (hs->class_count * 2 >= hs->hash_size) {
- HeapClassDesc **n;
- int old_size = hs->hash_size;
- hs->hash_size *= 2;
- if (hs->hash_size == 0)
- hs->hash_size = 4;
- n = (HeapClassDesc **)calloc (sizeof (void*) * hs->hash_size, 1);
- for (i = 0; i < old_size; ++i) {
- res = hs->class_hash [i];
- if (hs->class_hash [i])
- add_heap_hashed (n, &res, hs->hash_size, hs->class_hash [i]->klass, hs->class_hash [i]->total_size, hs->class_hash [i]->count);
- }
- if (hs->class_hash)
- g_free (hs->class_hash);
- hs->class_hash = n;
- }
- res = NULL;
- hs->class_count += add_heap_hashed (hs->class_hash, &res, hs->hash_size, klass, size, 1);
- //if (res->count == 1)
- // printf ("added heap class: %s\n", res->klass->name);
- return res;
-}
-
-static HeapObjectDesc*
-alloc_heap_obj (uintptr_t objaddr, HeapClassDesc *hklass, uintptr_t num_refs)
-{
- HeapObjectDesc* ho = (HeapObjectDesc *)calloc (sizeof (HeapObjectDesc) + num_refs * sizeof (uintptr_t), 1);
- ho->objaddr = objaddr;
- ho->hklass = hklass;
- ho->num_refs = num_refs;
- return ho;
-}
-
-static uintptr_t
-heap_shot_find_obj_slot (HeapShot *hs, uintptr_t objaddr)
-{
- uintptr_t i;
- uintptr_t start_pos;
- HeapObjectDesc **hash = hs->objects_hash;
- start_pos = ((uintptr_t)objaddr >> 3) % hs->objects_hash_size;
- i = start_pos;
- do {
- if (hash [i] && hash [i]->objaddr == objaddr) {
- return i;
- } else if (!hash [i]) {
- break; /* fail */
- }
- /* wrap around */
- if (++i == hs->objects_hash_size)
- i = 0;
- } while (i != start_pos);
- /* should not happen */
- //printf ("failed heap obj slot\n");
- return -1;
-}
-
-static HeapObjectDesc*
-heap_shot_obj_add_refs (HeapShot *hs, uintptr_t objaddr, uintptr_t num, uintptr_t *ref_offset)
-{
- HeapObjectDesc **hash = hs->objects_hash;
- uintptr_t i = heap_shot_find_obj_slot (hs, objaddr);
- if (i >= 0) {
- HeapObjectDesc* ho = alloc_heap_obj (objaddr, hash [i]->hklass, hash [i]->num_refs + num);
- *ref_offset = hash [i]->num_refs;
- memcpy (ho->refs, hash [i]->refs, hash [i]->num_refs * sizeof (uintptr_t));
- g_free (hash [i]);
- hash [i] = ho;
- return ho;
- }
- /* should not happen */
- printf ("failed heap obj update\n");
- return NULL;
-
-}
-
-static uintptr_t
-add_heap_hashed_obj (HeapObjectDesc **hash, uintptr_t hsize, HeapObjectDesc *obj)
-{
- uintptr_t i;
- uintptr_t start_pos;
- start_pos = ((uintptr_t)obj->objaddr >> 3) % hsize;
- i = start_pos;
- do {
- if (hash [i] && hash [i]->objaddr == obj->objaddr) {
- printf ("duplicate object!\n");
- return 0;
- } else if (!hash [i]) {
- hash [i] = obj;
- return 1;
- }
- /* wrap around */
- if (++i == hsize)
- i = 0;
- } while (i != start_pos);
- /* should not happen */
- printf ("failed heap obj store\n");
- return 0;
-}
-
-static void
-add_heap_shot_obj (HeapShot *hs, HeapObjectDesc *obj)
-{
- uintptr_t i;
- if (hs->objects_count * 2 >= hs->objects_hash_size) {
- HeapObjectDesc **n;
- uintptr_t old_size = hs->objects_hash_size;
- hs->objects_hash_size *= 2;
- if (hs->objects_hash_size == 0)
- hs->objects_hash_size = 4;
- n = (HeapObjectDesc **)calloc (sizeof (void*) * hs->objects_hash_size, 1);
- for (i = 0; i < old_size; ++i) {
- if (hs->objects_hash [i])
- add_heap_hashed_obj (n, hs->objects_hash_size, hs->objects_hash [i]);
- }
- if (hs->objects_hash)
- g_free (hs->objects_hash);
- hs->objects_hash = n;
- }
- hs->objects_count += add_heap_hashed_obj (hs->objects_hash, hs->objects_hash_size, obj);
-}
-
-static void
-heap_shot_resolve_reverse_refs (HeapShot *hs)
-{
- uintptr_t i;
- for (i = 0; i < hs->objects_hash_size; ++i) {
- uintptr_t r;
- HeapObjectDesc *ho = hs->objects_hash [i];
- if (!ho)
- continue;
- for (r = 0; r < ho->num_refs; ++r) {
- uintptr_t oi = heap_shot_find_obj_slot (hs, ho->refs [r]);
- add_heap_class_rev (ho->hklass, hs->objects_hash [oi]->hklass);
- }
- }
-}
-
-#define MARK_GRAY 1
-#define MARK_BLACK 2
-
-static void
-heap_shot_mark_objects (HeapShot *hs)
-{
- uintptr_t i, oi, r;
- unsigned char *marks;
- HeapObjectDesc *obj, *ref;
- int marked_some;
- uintptr_t num_marked = 0, num_unmarked;
- for (i = 0; i < hs->num_roots; ++i) {
- HeapClassDesc *cd;
- oi = heap_shot_find_obj_slot (hs, hs->roots [i]);
- if (oi == -1) {
- continue;
- }
- obj = hs->objects_hash [oi];
- cd = obj->hklass;
- if (hs->roots_types [i] & MONO_PROFILE_GC_ROOT_PINNING)
- cd->pinned_references++;
- cd->root_references++;
- }
- if (!debug)
- return;
- /* consistency checks: it seems not all the objects are walked in the heap in some cases */
- marks = (unsigned char *)calloc (hs->objects_hash_size, 1);
- if (!marks)
- return;
- for (i = 0; i < hs->num_roots; ++i) {
- oi = heap_shot_find_obj_slot (hs, hs->roots [i]);
- if (oi == -1) {
- fprintf (outfile, "root type 0x%x for obj %p (%s) not found in heap\n", hs->roots_types [i], (void*)hs->roots [i], lookup_class (hs->roots_extra [i])->name);
- continue;
- }
- obj = hs->objects_hash [oi];
- if (!marks [oi]) {
- marks [oi] = obj->num_refs? MARK_GRAY: MARK_BLACK;
- num_marked++;
- }
- }
- marked_some = 1;
- while (marked_some) {
- marked_some = 0;
- for (i = 0; i < hs->objects_hash_size; ++i) {
- if (marks [i] != MARK_GRAY)
- continue;
- marks [i] = MARK_BLACK;
- obj = hs->objects_hash [i];
- for (r = 0; r < obj->num_refs; ++r) {
- oi = heap_shot_find_obj_slot (hs, obj->refs [r]);
- if (oi == -1) {
- fprintf (outfile, "referenced obj %p not found in heap\n", (void*)obj->refs [r]);
- continue;
- }
- ref = hs->objects_hash [oi];
- if (!marks [oi]) {
- marks [oi] = ref->num_refs? MARK_GRAY: MARK_BLACK;
- }
- }
- marked_some++;
- }
- }
-
- num_unmarked = 0;
- for (i = 0; i < hs->objects_hash_size; ++i) {
- if (hs->objects_hash [i] && !marks [i]) {
- num_unmarked++;
- fprintf (outfile, "object %p (%s) unmarked\n", (void*)hs->objects_hash [i], hs->objects_hash [i]->hklass->klass->name);
- }
- }
- fprintf (outfile, "Total unmarked: %zd/%zd\n", num_unmarked, hs->objects_count);
- g_free (marks);
-}
-
-static void
-heap_shot_free_objects (HeapShot *hs)
-{
- uintptr_t i;
- for (i = 0; i < hs->objects_hash_size; ++i) {
- HeapObjectDesc *ho = hs->objects_hash [i];
- if (ho)
- g_free (ho);
- }
- if (hs->objects_hash)
- g_free (hs->objects_hash);
- hs->objects_hash = NULL;
- hs->objects_hash_size = 0;
- hs->objects_count = 0;
-}
-
-
-struct _BackTrace {
- BackTrace *next;
- unsigned int hash;
- int count;
- int id;
- MethodDesc *methods [1];
-};
-
-static BackTrace *backtrace_hash [HASH_SIZE];
-static BackTrace **backtraces = NULL;
-static int num_backtraces = 0;
-static int next_backtrace = 0;
-
-static int
-hash_backtrace (int count, MethodDesc **methods)
-{
- int hash = count;
- int i;
- for (i = 0; i < count; ++i) {
- hash = (hash << 5) - hash + methods [i]->method;
- }
- return hash;
-}
-
-static int
-compare_backtrace (BackTrace *bt, int count, MethodDesc **methods)
-{
- int i;
- if (bt->count != count)
- return 0;
- for (i = 0; i < count; ++i)
- if (methods [i] != bt->methods [i])
- return 0;
- return 1;
-}
-
-static BackTrace*
-add_backtrace (int count, MethodDesc **methods)
-{
- int hash = hash_backtrace (count, methods);
- int slot = (hash & 0xffff) % HASH_SIZE;
- BackTrace *bt = backtrace_hash [slot];
- while (bt) {
- if (bt->hash == hash && compare_backtrace (bt, count, methods))
- return bt;
- bt = bt->next;
- }
- bt = (BackTrace *)malloc (sizeof (BackTrace) + ((count - 1) * sizeof (void*)));
- bt->next = backtrace_hash [slot];
- backtrace_hash [slot] = bt;
- if (next_backtrace == num_backtraces) {
- num_backtraces *= 2;
- if (!num_backtraces)
- num_backtraces = 16;
- backtraces = (BackTrace **)realloc (backtraces, sizeof (void*) * num_backtraces);
- }
- bt->id = next_backtrace++;
- backtraces [bt->id] = bt;
- bt->count = count;
- bt->hash = hash;
- for (slot = 0; slot < count; ++slot)
- bt->methods [slot] = methods [slot];
-
- return bt;
-}
-
-typedef struct _MonitorDesc MonitorDesc;
-typedef struct _ThreadContext ThreadContext;
-typedef struct _DomainContext DomainContext;
-typedef struct _RemCtxContext RemCtxContext;
-
-typedef struct {
- FILE *file;
-#if defined (HAVE_SYS_ZLIB)
- gzFile gzfile;
-#endif
- unsigned char *buf;
- int size;
- int data_version;
- int version_major;
- int version_minor;
- int timer_overhead;
- int pid;
- int port;
- char *args;
- char *arch;
- char *os;
- uint64_t startup_time;
- ThreadContext *threads;
- ThreadContext *current_thread;
- DomainContext *domains;
- DomainContext *current_domain;
- RemCtxContext *remctxs;
- RemCtxContext *current_remctx;
-} ProfContext;
-
-struct _ThreadContext {
- ThreadContext *next;
- intptr_t thread_id;
- char *name;
- /* emulated stack */
- MethodDesc **stack;
- uint64_t *time_stack;
- uint64_t *callee_time_stack;
- uint64_t last_time;
- uint64_t contention_start;
- MonitorDesc *monitor;
- int stack_size;
- int stack_id;
- HeapShot *current_heap_shot;
- uintptr_t num_roots;
- uintptr_t size_roots;
- uintptr_t *roots;
- uintptr_t *roots_extra;
- int *roots_types;
- uint64_t gc_start_times [3];
-};
-
-struct _DomainContext {
- DomainContext *next;
- intptr_t domain_id;
- const char *friendly_name;
-};
-
-struct _RemCtxContext {
- RemCtxContext *next;
- intptr_t remctx_id;
- intptr_t domain_id;
-};
-
-static void
-ensure_buffer (ProfContext *ctx, int size)
-{
- if (ctx->size < size) {
- ctx->buf = (unsigned char *)realloc (ctx->buf, size);
- ctx->size = size;
- }
-}
-
-static int
-load_data (ProfContext *ctx, int size)
-{
- ensure_buffer (ctx, size);
-#if defined (HAVE_SYS_ZLIB)
- if (ctx->gzfile) {
- int r = gzread (ctx->gzfile, ctx->buf, size);
- if (r == 0)
- return size == 0? 1: 0;
- return r == size;
- } else
-#endif
- {
- int r = fread (ctx->buf, size, 1, ctx->file);
- if (r == 0)
- return size == 0? 1: 0;
- return r;
- }
-}
-
-static ThreadContext*
-get_thread (ProfContext *ctx, intptr_t thread_id)
-{
- ThreadContext *thread;
- if (ctx->current_thread && ctx->current_thread->thread_id == thread_id)
- return ctx->current_thread;
- thread = ctx->threads;
- while (thread) {
- if (thread->thread_id == thread_id) {
- return thread;
- }
- thread = thread->next;
- }
- thread = (ThreadContext *)calloc (sizeof (ThreadContext), 1);
- thread->next = ctx->threads;
- ctx->threads = thread;
- thread->thread_id = thread_id;
- thread->last_time = 0;
- thread->stack_id = 0;
- thread->stack_size = 32;
- thread->stack = (MethodDesc **)malloc (thread->stack_size * sizeof (void*));
- thread->time_stack = (uint64_t *)malloc (thread->stack_size * sizeof (uint64_t));
- thread->callee_time_stack = (uint64_t *)malloc (thread->stack_size * sizeof (uint64_t));
- return thread;
-}
-
-static DomainContext *
-get_domain (ProfContext *ctx, intptr_t domain_id)
-{
- if (ctx->current_domain && ctx->current_domain->domain_id == domain_id)
- return ctx->current_domain;
-
- DomainContext *domain = ctx->domains;
-
- while (domain) {
- if (domain->domain_id == domain_id)
- return domain;
-
- domain = domain->next;
- }
-
- domain = (DomainContext *)calloc (sizeof (DomainContext), 1);
- domain->next = ctx->domains;
- ctx->domains = domain;
- domain->domain_id = domain_id;
-
- return domain;
-}
-
-static RemCtxContext *
-get_remctx (ProfContext *ctx, intptr_t remctx_id)
-{
- if (ctx->current_remctx && ctx->current_remctx->remctx_id == remctx_id)
- return ctx->current_remctx;
-
- RemCtxContext *remctx = ctx->remctxs;
-
- while (remctx) {
- if (remctx->remctx_id == remctx_id)
- return remctx;
-
- remctx = remctx->next;
- }
-
- remctx = (RemCtxContext *)calloc (sizeof (RemCtxContext), 1);
- remctx->next = ctx->remctxs;
- ctx->remctxs = remctx;
- remctx->remctx_id = remctx_id;
-
- return remctx;
-}
-
-static ThreadContext*
-load_thread (ProfContext *ctx, intptr_t thread_id)
-{
- ThreadContext *thread = get_thread (ctx, thread_id);
- ctx->current_thread = thread;
- return thread;
-}
-
-static void
-ensure_thread_stack (ThreadContext *thread)
-{
- if (thread->stack_id == thread->stack_size) {
- thread->stack_size *= 2;
- thread->stack = (MethodDesc **)realloc (thread->stack, thread->stack_size * sizeof (void*));
- thread->time_stack = (uint64_t *)realloc (thread->time_stack, thread->stack_size * sizeof (uint64_t));
- thread->callee_time_stack = (uint64_t *)realloc (thread->callee_time_stack, thread->stack_size * sizeof (uint64_t));
- }
-}
-
-static int
-add_trace_hashed (CallContext *traces, int size, BackTrace *bt, uint64_t value)
-{
- int i;
- unsigned int start_pos;
- start_pos = bt->hash % size;
- i = start_pos;
- do {
- if (traces [i].bt == bt) {
- traces [i].count += value;
- return 0;
- } else if (!traces [i].bt) {
- traces [i].bt = bt;
- traces [i].count += value;
- return 1;
- }
- /* wrap around */
- if (++i == size)
- i = 0;
- } while (i != start_pos);
- /* should not happen */
- printf ("failed trace store\n");
- return 0;
-}
-
-static void
-add_trace_bt (BackTrace *bt, TraceDesc *trace, uint64_t value)
-{
- int i;
- if (!collect_traces)
- return;
- if (trace->count * 2 >= trace->size) {
- CallContext *n;
- int old_size = trace->size;
- trace->size *= 2;
- if (trace->size == 0)
- trace->size = 4;
- n = (CallContext *)calloc (sizeof (CallContext) * trace->size, 1);
- for (i = 0; i < old_size; ++i) {
- if (trace->traces [i].bt)
- add_trace_hashed (n, trace->size, trace->traces [i].bt, trace->traces [i].count);
- }
- if (trace->traces)
- g_free (trace->traces);
- trace->traces = n;
- }
- trace->count += add_trace_hashed (trace->traces, trace->size, bt, value);
-}
-
-static BackTrace*
-add_trace_thread (ThreadContext *thread, TraceDesc *trace, uint64_t value)
-{
- BackTrace *bt;
- int count = thread->stack_id;
- if (!collect_traces)
- return NULL;
- if (count > trace_max)
- count = trace_max;
- bt = add_backtrace (count, thread->stack + thread->stack_id - count);
- add_trace_bt (bt, trace, value);
- return bt;
-}
-
-static BackTrace*
-add_trace_methods (MethodDesc **methods, int count, TraceDesc *trace, uint64_t value)
-{
- BackTrace *bt;
- if (!collect_traces)
- return NULL;
- if (count > trace_max)
- count = trace_max;
- bt = add_backtrace (count, methods);
- add_trace_bt (bt, trace, value);
- return bt;
-}
-
-static void
-thread_add_root (ThreadContext *ctx, uintptr_t obj, int root_type, uintptr_t extra_info)
-{
- if (ctx->num_roots == ctx->size_roots) {
- int new_size = ctx->size_roots * 2;
- if (!new_size)
- new_size = 4;
- ctx->roots = (uintptr_t *)realloc (ctx->roots, new_size * sizeof (uintptr_t));
- ctx->roots_extra = (uintptr_t *)realloc (ctx->roots_extra, new_size * sizeof (uintptr_t));
- ctx->roots_types = (int *)realloc (ctx->roots_types, new_size * sizeof (int));
- ctx->size_roots = new_size;
- }
- ctx->roots_types [ctx->num_roots] = root_type;
- ctx->roots_extra [ctx->num_roots] = extra_info;
- ctx->roots [ctx->num_roots++] = obj;
-}
-
-static int
-compare_callc (const void *a, const void *b)
-{
- const CallContext *A = (const CallContext *)a;
- const CallContext *B = (const CallContext *)b;
- if (B->count == A->count)
- return 0;
- if (B->count < A->count)
- return -1;
- return 1;
-}
-
-static void
-sort_context_array (TraceDesc* traces)
-{
- int i, j;
- for (i = 0, j = 0; i < traces->size; ++i) {
- if (traces->traces [i].bt) {
- traces->traces [j].bt = traces->traces [i].bt;
- traces->traces [j].count = traces->traces [i].count;
- j++;
- }
- }
- qsort (traces->traces, traces->count, sizeof (CallContext), compare_callc);
-}
-
-static void
-push_method (ThreadContext *thread, MethodDesc *method, uint64_t timestamp)
-{
- ensure_thread_stack (thread);
- thread->time_stack [thread->stack_id] = timestamp;
- thread->callee_time_stack [thread->stack_id] = 0;
- thread->stack [thread->stack_id++] = method;
- method->recurse_count++;
-}
-
-static void
-pop_method (ThreadContext *thread, MethodDesc *method, uint64_t timestamp)
-{
- method->recurse_count--;
- if (thread->stack_id > 0 && thread->stack [thread->stack_id - 1] == method) {
- uint64_t tdiff;
- thread->stack_id--;
- method->calls++;
- if (timestamp < thread->time_stack [thread->stack_id])
- fprintf (outfile, "time went backwards for %s\n", method->name);
- tdiff = timestamp - thread->time_stack [thread->stack_id];
- if (thread->callee_time_stack [thread->stack_id] > tdiff)
- fprintf (outfile, "callee time bigger for %s\n", method->name);
- method->self_time += tdiff - thread->callee_time_stack [thread->stack_id];
- method->callee_time += thread->callee_time_stack [thread->stack_id];
- if (thread->stack_id)
- thread->callee_time_stack [thread->stack_id - 1] += tdiff;
- //fprintf (outfile, "method %s took %d\n", method->name, (int)(tdiff/1000));
- } else {
- fprintf (outfile, "unmatched leave at stack pos: %d for method %s\n", thread->stack_id, method->name);
- }
-}
-
-typedef struct {
- uint64_t total_time;
- uint64_t max_time;
- int count;
-} GCDesc;
-static GCDesc gc_info [3];
-static uint64_t max_heap_size;
-static uint64_t gc_object_moves;
-static int gc_resizes;
-typedef struct {
- uint64_t created;
- uint64_t destroyed;
- uint64_t live;
- uint64_t max_live;
- TraceDesc traces;
- TraceDesc destroy_traces;
-} HandleInfo;
-static HandleInfo handle_info [4];
-
-static const char*
-gc_event_name (int ev)
-{
- switch (ev) {
- case MONO_GC_EVENT_START: return "start";
- case MONO_GC_EVENT_MARK_START: return "mark start";
- case MONO_GC_EVENT_MARK_END: return "mark end";
- case MONO_GC_EVENT_RECLAIM_START: return "reclaim start";
- case MONO_GC_EVENT_RECLAIM_END: return "reclaim end";
- case MONO_GC_EVENT_END: return "end";
- case MONO_GC_EVENT_PRE_STOP_WORLD: return "pre stop";
- case MONO_GC_EVENT_PRE_STOP_WORLD_LOCKED: return "pre stop lock";
- case MONO_GC_EVENT_POST_STOP_WORLD: return "post stop";
- case MONO_GC_EVENT_PRE_START_WORLD: return "pre start";
- case MONO_GC_EVENT_POST_START_WORLD: return "post start";
- case MONO_GC_EVENT_POST_START_WORLD_UNLOCKED: return "post start unlock";
- default:
- return "unknown";
- }
-}
-
-static const char*
-sync_point_name (int type)
-{
- switch (type) {
- case SYNC_POINT_PERIODIC: return "periodic";
- case SYNC_POINT_WORLD_STOP: return "world stop";
- case SYNC_POINT_WORLD_START: return "world start";
- default:
- return "unknown";
- }
-}
-
-static uint64_t clause_summary [MONO_EXCEPTION_CLAUSE_FAULT + 1];
-static uint64_t throw_count = 0;
-static TraceDesc exc_traces;
-
-static const char*
-clause_name (int type)
-{
- switch (type) {
- case MONO_EXCEPTION_CLAUSE_NONE: return "catch";
- case MONO_EXCEPTION_CLAUSE_FILTER: return "filter";
- case MONO_EXCEPTION_CLAUSE_FINALLY: return "finally";
- case MONO_EXCEPTION_CLAUSE_FAULT: return "fault";
- default: return "invalid";
- }
-}
-
-static uint64_t monitor_contention;
-static uint64_t monitor_failed;
-static uint64_t monitor_acquired;
-
-struct _MonitorDesc {
- MonitorDesc *next;
- uintptr_t objid;
- uintptr_t contentions;
- uint64_t wait_time;
- uint64_t max_wait_time;
- TraceDesc traces;
-};
-
-static MonitorDesc* monitor_hash [SMALL_HASH_SIZE] = {0};
-static int num_monitors = 0;
-
-static MonitorDesc*
-lookup_monitor (uintptr_t objid)
-{
- int slot = ((objid >> 3) & 0xffff) % SMALL_HASH_SIZE;
- MonitorDesc *cd = monitor_hash [slot];
- while (cd && cd->objid != objid)
- cd = cd->next;
- if (!cd) {
- cd = (MonitorDesc *)calloc (sizeof (MonitorDesc), 1);
- cd->objid = objid;
- cd->next = monitor_hash [slot];
- monitor_hash [slot] = cd;
- num_monitors++;
- }
- return cd;
-}
-
-static const char*
-monitor_ev_name (int ev)
-{
- switch (ev) {
- case MONO_PROFILER_MONITOR_CONTENTION: return "contended";
- case MONO_PROFILER_MONITOR_DONE: return "acquired";
- case MONO_PROFILER_MONITOR_FAIL: return "not taken";
- default: return "invalid";
- }
-}
-
-static const char*
-get_handle_name (int htype)
-{
- switch (htype) {
- case 0: return "weak";
- case 1: return "weaktrack";
- case 2: return "normal";
- case 3: return "pinned";
- default: return "unknown";
- }
-}
-
-static const char*
-get_root_name (int rtype)
-{
- switch (rtype & MONO_PROFILE_GC_ROOT_TYPEMASK) {
- case MONO_PROFILE_GC_ROOT_STACK: return "stack";
- case MONO_PROFILE_GC_ROOT_FINALIZER: return "finalizer";
- case MONO_PROFILE_GC_ROOT_HANDLE: return "handle";
- case MONO_PROFILE_GC_ROOT_OTHER: return "other";
- case MONO_PROFILE_GC_ROOT_MISC: return "misc";
- default: return "unknown";
- }
-}
-
-static uint64_t
-decode_uleb128 (uint8_t *buf, uint8_t **endbuf)
-{
- uint64_t res = 0;
- int shift = 0;
-
- while (1) {
- uint8_t b = *buf++;
- res |= (((uint64_t) (b & 0x7f)) << shift);
-
- if (!(b & 0x80))
- break;
-
- shift += 7;
- }
-
- *endbuf = buf;
-
- return res;
-}
-
-static intptr_t
-decode_sleb128 (uint8_t *buf, uint8_t **endbuf)
-{
- uint8_t *p = buf;
- intptr_t res = 0;
- int shift = 0;
-
- while (1) {
- uint8_t b = *p;
- p++;
-
- res = res | (((intptr_t) (b & 0x7f)) << shift);
- shift += 7;
-
- if (!(b & 0x80)) {
- if (shift < sizeof (intptr_t) * 8 && (b & 0x40))
- res |= - ((intptr_t) 1 << shift);
-
- break;
- }
- }
-
- *endbuf = p;
-
- return res;
-}
-
-static MethodDesc**
-decode_bt (ProfContext *ctx, MethodDesc** sframes, int *size, unsigned char *p, unsigned char **endp, intptr_t ptr_base, intptr_t *method_base)
-{
- MethodDesc **frames;
- int i;
- if (ctx->data_version < 13)
- decode_uleb128 (p, &p); /* flags */
- int count = decode_uleb128 (p, &p);
- if (count > *size)
- frames = (MethodDesc **)malloc (count * sizeof (void*));
- else
- frames = sframes;
- for (i = 0; i < count; ++i) {
- intptr_t ptrdiff = decode_sleb128 (p, &p);
- if (ctx->data_version > 12) {
- *method_base += ptrdiff;
- frames [i] = lookup_method (*method_base);
- } else {
- frames [i] = lookup_method (ptr_base + ptrdiff);
- }
- }
- *size = count;
- *endp = p;
- return frames;
-}
-
-static void
-tracked_creation (uintptr_t obj, ClassDesc *cd, uint64_t size, BackTrace *bt, uint64_t timestamp)
-{
- int i;
- for (i = 0; i < num_tracked_objects; ++i) {
- if (tracked_objects [i] != obj)
- continue;
- fprintf (outfile, "Object %p created (%s, %llu bytes) at %.3f secs.\n", (void*)obj, cd->name, (unsigned long long) size, (timestamp - startup_time)/1000000000.0);
- if (bt && bt->count) {
- int k;
- for (k = 0; k < bt->count; ++k)
- fprintf (outfile, "\t%s\n", bt->methods [k]->name);
- }
- }
-}
-
-static void
-track_handle (uintptr_t obj, int htype, uint32_t handle, BackTrace *bt, uint64_t timestamp)
-{
- int i;
- for (i = 0; i < num_tracked_objects; ++i) {
- if (tracked_objects [i] != obj)
- continue;
- fprintf (outfile, "Object %p referenced from handle %u at %.3f secs.\n", (void*)obj, handle, (timestamp - startup_time) / 1000000000.0);
- if (bt && bt->count) {
- int k;
- for (k = 0; k < bt->count; ++k)
- fprintf (outfile, "\t%s\n", bt->methods [k]->name);
- }
- }
-}
-
-static void
-track_move (uintptr_t src, uintptr_t dst)
-{
- int i;
- for (i = 0; i < num_tracked_objects; ++i) {
- if (tracked_objects [i] == src)
- fprintf (outfile, "Object %p moved to %p\n", (void*)src, (void*)dst);
- else if (tracked_objects [i] == dst)
- fprintf (outfile, "Object %p moved from %p\n", (void*)dst, (void*)src);
- }
-}
-
-static void
-track_obj_reference (uintptr_t obj, uintptr_t parent, ClassDesc *cd)
-{
- int i;
- for (i = 0; i < num_tracked_objects; ++i) {
- if (tracked_objects [i] == obj)
- fprintf (outfile, "Object %p referenced from %p (%s).\n", (void*)obj, (void*)parent, cd->name);
- }
-}
-
-static void
-found_object (uintptr_t obj)
-{
- num_tracked_objects ++;
- tracked_objects = (uintptr_t *)realloc (tracked_objects, num_tracked_objects * sizeof (tracked_objects [0]));
- tracked_objects [num_tracked_objects - 1] = obj;
-}
-
-static int num_jit_helpers = 0;
-static int jit_helpers_code_size = 0;
-
-static const char*
-code_buffer_desc (int type)
-{
- switch (type) {
- case MONO_PROFILER_CODE_BUFFER_METHOD:
- return "method";
- case MONO_PROFILER_CODE_BUFFER_METHOD_TRAMPOLINE:
- return "method trampoline";
- case MONO_PROFILER_CODE_BUFFER_UNBOX_TRAMPOLINE:
- return "unbox trampoline";
- case MONO_PROFILER_CODE_BUFFER_IMT_TRAMPOLINE:
- return "imt trampoline";
- case MONO_PROFILER_CODE_BUFFER_GENERICS_TRAMPOLINE:
- return "generics trampoline";
- case MONO_PROFILER_CODE_BUFFER_SPECIFIC_TRAMPOLINE:
- return "specific trampoline";
- case MONO_PROFILER_CODE_BUFFER_HELPER:
- return "misc helper";
- case MONO_PROFILER_CODE_BUFFER_MONITOR:
- return "monitor/lock";
- case MONO_PROFILER_CODE_BUFFER_DELEGATE_INVOKE:
- return "delegate invoke";
- case MONO_PROFILER_CODE_BUFFER_EXCEPTION_HANDLING:
- return "exception handling";
- default:
- return "unspecified";
- }
-}
-
-typedef struct _CoverageAssembly CoverageAssembly;
-struct _CoverageAssembly {
- char *name;
- char *guid;
- char *filename;
- int number_of_methods;
- int fully_covered;
- int partially_covered;
-};
-
-typedef struct _CoverageClass CoverageClass;
-struct _CoverageClass {
- char *assembly_name;
- char *class_name;
- int number_of_methods;
- int fully_covered;
- int partially_covered;
-};
-
-typedef struct _CoverageCoverage CoverageCoverage;
-struct _CoverageCoverage {
- int method_id;
- int offset;
- int count;
- int line;
- int column;
-};
-
-typedef struct _CoverageMethod CoverageMethod;
-struct _CoverageMethod {
- char *assembly_name;
- char *class_name;
- char *method_name;
- char *method_signature;
- char *filename;
- int token;
- int n_statements;
- int method_id;
- GPtrArray *coverage;
-};
-static GPtrArray *coverage_assemblies = NULL;
-static GPtrArray *coverage_methods = NULL;
-static GPtrArray *coverage_statements = NULL;
-static GHashTable *coverage_methods_hash = NULL;
-static GPtrArray *coverage_classes = NULL;
-static GHashTable *coverage_assembly_classes = NULL;
-
-static void
-gather_coverage_statements (void)
-{
- for (guint i = 0; i < coverage_statements->len; i++) {
- CoverageCoverage *coverage = (CoverageCoverage *)coverage_statements->pdata[i];
- CoverageMethod *method = (CoverageMethod *)g_hash_table_lookup (coverage_methods_hash, GINT_TO_POINTER (coverage->method_id));
- if (method == NULL) {
- fprintf (outfile, "Cannot find method with ID: %d\n", coverage->method_id);
- continue;
- }
-
- g_ptr_array_add (method->coverage, coverage);
- }
-}
-
-static void
-coverage_add_assembly (CoverageAssembly *assembly)
-{
- if (coverage_assemblies == NULL)
- coverage_assemblies = g_ptr_array_new ();
-
- g_ptr_array_add (coverage_assemblies, assembly);
-}
-
-static void
-coverage_add_method (CoverageMethod *method)
-{
- if (coverage_methods == NULL) {
- coverage_methods = g_ptr_array_new ();
- coverage_methods_hash = g_hash_table_new (NULL, NULL);
- }
-
- g_ptr_array_add (coverage_methods, method);
- g_hash_table_insert (coverage_methods_hash, GINT_TO_POINTER (method->method_id), method);
-}
-
-static void
-coverage_add_class (CoverageClass *klass)
-{
- GPtrArray *classes = NULL;
-
- if (coverage_classes == NULL) {
- coverage_classes = g_ptr_array_new ();
- coverage_assembly_classes = g_hash_table_new (g_str_hash, g_str_equal);
- }
-
- g_ptr_array_add (coverage_classes, klass);
- classes = (GPtrArray *)g_hash_table_lookup (coverage_assembly_classes, klass->assembly_name);
- if (classes == NULL) {
- classes = g_ptr_array_new ();
- g_hash_table_insert (coverage_assembly_classes, klass->assembly_name, classes);
- }
- g_ptr_array_add (classes, klass);
-}
-
-static void
-coverage_add_coverage (CoverageCoverage *coverage)
-{
- if (coverage_statements == NULL)
- coverage_statements = g_ptr_array_new ();
-
- g_ptr_array_add (coverage_statements, coverage);
-}
-
-#define OBJ_ADDR(diff) ((obj_base + diff) << 3)
-#define LOG_TIME(base,diff) /*fprintf("outfile, time %llu + %llu near offset %d\n", base, diff, p - ctx->buf)*/
-
-
-/* Stats */
-#define BUFFER_HEADER_SIZE 48
-
-typedef struct {
- int count, min_size, max_size, bytes;
-} EventStat;
-
-static int buffer_count;
-static EventStat stats [256];
-
-static void
-record_event_stats (int type, int size)
-{
- ++stats [type].count;
- if (!stats [type].min_size)
- stats [type].min_size = size;
- stats [type].min_size = MIN (stats [type].min_size, size);
- stats [type].max_size = MAX (stats [type].max_size, size);
- stats [type].bytes += size;
-}
-
-static int
-decode_buffer (ProfContext *ctx)
-{
- unsigned char *p;
- unsigned char *end;
- intptr_t thread_id;
- intptr_t ptr_base;
- intptr_t obj_base;
- intptr_t method_base;
- uint64_t time_base;
- uint64_t file_offset;
- int len, i;
- ThreadContext *thread;
-
-#ifdef HAVE_SYS_ZLIB
- if (ctx->gzfile)
- file_offset = gztell (ctx->gzfile);
- else
-#endif
- file_offset = ftell (ctx->file);
- if (!load_data (ctx, 48))
- return 0;
- p = ctx->buf;
- if (read_int32 (p) != BUF_ID) {
- fprintf (outfile, "Incorrect buffer id: 0x%x\n", read_int32 (p));
- for (i = 0; i < 48; ++i) {
- fprintf (outfile, "0x%x%s", p [i], i % 8?" ":"\n");
- }
- return 0;
- }
- len = read_int32 (p + 4);
- time_base = read_int64 (p + 8);
- ptr_base = read_int64 (p + 16);
- obj_base = read_int64 (p + 24);
- thread_id = read_int64 (p + 32);
- method_base = read_int64 (p + 40);
- if (debug)
- fprintf (outfile, "buf: thread:%zx, len: %d, time: %llu, file offset: %llu\n", thread_id, len, (unsigned long long) time_base, (unsigned long long) file_offset);
- thread = load_thread (ctx, thread_id);
- if (!load_data (ctx, len))
- return 0;
-
- ++buffer_count;
-
- if (!startup_time) {
- startup_time = time_base;
- if (use_time_filter) {
- time_from += startup_time;
- time_to += startup_time;
- }
- }
- for (i = 0; i < thread->stack_id; ++i)
- thread->stack [i]->recurse_count++;
- p = ctx->buf;
- end = p + len;
- while (p < end) {
- unsigned char *start = p;
- unsigned char event = *p;
- switch (*p & 0xf) {
- case TYPE_GC: {
- int subtype = *p & 0xf0;
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- if (subtype == TYPE_GC_RESIZE) {
- uint64_t new_size = decode_uleb128 (p, &p);
- if (debug)
- fprintf (outfile, "gc heap resized to %llu\n", (unsigned long long) new_size);
- gc_resizes++;
- if (new_size > max_heap_size)
- max_heap_size = new_size;
- } else if (subtype == TYPE_GC_EVENT) {
- uint64_t ev;
- if (ctx->data_version > 12)
- ev = *p++;
- else
- ev = decode_uleb128 (p, &p);
- int gen;
- if (ctx->data_version > 12)
- gen = *p++;
- else
- gen = decode_uleb128 (p, &p);
- if (debug)
- fprintf (outfile, "gc event for gen%d: %s at %llu (thread: 0x%zx)\n", gen, gc_event_name (ev), (unsigned long long) time_base, thread->thread_id);
- if (gen > 2) {
- fprintf (outfile, "incorrect gc gen: %d\n", gen);
- break;
- }
- if (ev == MONO_GC_EVENT_START) {
- thread->gc_start_times [gen] = time_base;
- gc_info [gen].count++;
- } else if (ev == MONO_GC_EVENT_END) {
- tdiff = time_base - thread->gc_start_times [gen];
- gc_info [gen].total_time += tdiff;
- if (tdiff > gc_info [gen].max_time)
- gc_info [gen].max_time = tdiff;
- }
- } else if (subtype == TYPE_GC_MOVE) {
- int j, num = decode_uleb128 (p, &p);
- gc_object_moves += num / 2;
- for (j = 0; j < num; j += 2) {
- intptr_t obj1diff = decode_sleb128 (p, &p);
- intptr_t obj2diff = decode_sleb128 (p, &p);
- if (num_tracked_objects)
- track_move (OBJ_ADDR (obj1diff), OBJ_ADDR (obj2diff));
- if (debug) {
- fprintf (outfile, "moved obj %p to %p\n", (void*)OBJ_ADDR (obj1diff), (void*)OBJ_ADDR (obj2diff));
- }
- }
- } else if (subtype == TYPE_GC_HANDLE_CREATED || subtype == TYPE_GC_HANDLE_CREATED_BT) {
- int has_bt = subtype == TYPE_GC_HANDLE_CREATED_BT;
- int num_bt = 0;
- MethodDesc *sframes [8];
- MethodDesc **frames = sframes;
- int htype = decode_uleb128 (p, &p);
- uint32_t handle = decode_uleb128 (p, &p);
- intptr_t objdiff = decode_sleb128 (p, &p);
- if (has_bt) {
- num_bt = 8;
- frames = decode_bt (ctx, sframes, &num_bt, p, &p, ptr_base, &method_base);
- if (!frames) {
- fprintf (outfile, "Cannot load backtrace\n");
- return 0;
- }
- }
- if (htype > 3)
- return 0;
- if ((thread_filter && thread_filter == thread->thread_id) || (time_base >= time_from && time_base < time_to)) {
- handle_info [htype].created++;
- handle_info [htype].live++;
- if (handle_info [htype].live > handle_info [htype].max_live)
- handle_info [htype].max_live = handle_info [htype].live;
- BackTrace *bt;
- if (has_bt)
- bt = add_trace_methods (frames, num_bt, &handle_info [htype].traces, 1);
- else
- bt = add_trace_thread (thread, &handle_info [htype].traces, 1);
- if (num_tracked_objects)
- track_handle (OBJ_ADDR (objdiff), htype, handle, bt, time_base);
- }
- if (debug)
- fprintf (outfile, "handle (%s) %u created for object %p\n", get_handle_name (htype), handle, (void*)OBJ_ADDR (objdiff));
- if (frames != sframes)
- g_free (frames);
- } else if (subtype == TYPE_GC_HANDLE_DESTROYED || subtype == TYPE_GC_HANDLE_DESTROYED_BT) {
- int has_bt = subtype == TYPE_GC_HANDLE_DESTROYED_BT;
- int num_bt = 0;
- MethodDesc *sframes [8];
- MethodDesc **frames = sframes;
- int htype = decode_uleb128 (p, &p);
- uint32_t handle = decode_uleb128 (p, &p);
- if (has_bt) {
- num_bt = 8;
- frames = decode_bt (ctx, sframes, &num_bt, p, &p, ptr_base, &method_base);
- if (!frames) {
- fprintf (outfile, "Cannot load backtrace\n");
- return 0;
- }
- }
- if (htype > 3)
- return 0;
- if ((thread_filter && thread_filter == thread->thread_id) || (time_base >= time_from && time_base < time_to)) {
- handle_info [htype].destroyed ++;
- handle_info [htype].live--;
- BackTrace *bt;
- if (has_bt)
- bt = add_trace_methods (frames, num_bt, &handle_info [htype].destroy_traces, 1);
- else
- bt = add_trace_thread (thread, &handle_info [htype].destroy_traces, 1);
- /* TODO: track_handle_free () - would need to record and keep track of the associated object address... */
- }
- if (debug)
- fprintf (outfile, "handle (%s) %u destroyed\n", get_handle_name (htype), handle);
- if (frames != sframes)
- g_free (frames);
- } else if (subtype == TYPE_GC_FINALIZE_START) {
- // TODO: Generate a finalizer report based on these events.
- if (debug)
- fprintf (outfile, "gc finalizer queue being processed at %llu\n", (unsigned long long) time_base);
- } else if (subtype == TYPE_GC_FINALIZE_END) {
- if (debug)
- fprintf (outfile, "gc finalizer queue finished processing at %llu\n", (unsigned long long) time_base);
- } else if (subtype == TYPE_GC_FINALIZE_OBJECT_START) {
- intptr_t objdiff = decode_sleb128 (p, &p);
- if (debug)
- fprintf (outfile, "gc finalizing object %p at %llu\n", (void *) OBJ_ADDR (objdiff), (unsigned long long) time_base);
- } else if (subtype == TYPE_GC_FINALIZE_OBJECT_END) {
- intptr_t objdiff = decode_sleb128 (p, &p);
- if (debug)
- fprintf (outfile, "gc finalized object %p at %llu\n", (void *) OBJ_ADDR (objdiff), (unsigned long long) time_base);
- }
- break;
- }
- case TYPE_METADATA: {
- int subtype = *p & 0xf0;
- const char *load_str = subtype == TYPE_END_LOAD ? "loaded" : "unloaded";
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- int mtype = *p++;
- intptr_t ptrdiff = decode_sleb128 (p, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- if (mtype == TYPE_CLASS) {
- intptr_t imptrdiff = decode_sleb128 (p, &p);
- if (ctx->data_version < 13)
- decode_uleb128 (p, &p); /* flags */
- if (debug)
- fprintf (outfile, "%s class %p (%s in %p) at %llu\n", load_str, (void*)(ptr_base + ptrdiff), p, (void*)(ptr_base + imptrdiff), (unsigned long long) time_base);
- if (subtype == TYPE_END_LOAD)
- add_class (ptr_base + ptrdiff, (char*)p);
- while (*p) p++;
- p++;
- } else if (mtype == TYPE_IMAGE) {
- if (ctx->data_version < 13)
- decode_uleb128 (p, &p); /* flags */
- if (debug)
- fprintf (outfile, "%s image %p (%s) at %llu\n", load_str, (void*)(ptr_base + ptrdiff), p, (unsigned long long) time_base);
- if (subtype == TYPE_END_LOAD)
- add_image (ptr_base + ptrdiff, (char*)p);
- while (*p) p++;
- p++;
- } else if (mtype == TYPE_ASSEMBLY) {
- if (ctx->data_version < 13)
- decode_uleb128 (p, &p); /* flags */
- if (debug)
- fprintf (outfile, "%s assembly %p (%s) at %llu\n", load_str, (void*)(ptr_base + ptrdiff), p, (unsigned long long) time_base);
- if (subtype == TYPE_END_LOAD)
- add_assembly (ptr_base + ptrdiff, (char*)p);
- while (*p) p++;
- p++;
- } else if (mtype == TYPE_DOMAIN) {
- if (ctx->data_version < 13)
- decode_uleb128 (p, &p); /* flags */
- DomainContext *nd = get_domain (ctx, ptr_base + ptrdiff);
- /* no subtype means it's a name event, rather than start/stop */
- if (subtype == 0)
- nd->friendly_name = pstrdup ((char *) p);
- if (debug) {
- if (subtype == 0)
- fprintf (outfile, "domain %p named at %llu: %s\n", (void *) (ptr_base + ptrdiff), (unsigned long long) time_base, p);
- else
- fprintf (outfile, "%s thread %p at %llu\n", load_str, (void *) (ptr_base + ptrdiff), (unsigned long long) time_base);
- }
- if (subtype == 0) {
- while (*p) p++;
- p++;
- }
- } else if (mtype == TYPE_CONTEXT) {
- if (ctx->data_version < 13)
- decode_uleb128 (p, &p); /* flags */
- intptr_t domaindiff = decode_sleb128 (p, &p);
- if (debug)
- fprintf (outfile, "%s context %p (%p) at %llu\n", load_str, (void*)(ptr_base + ptrdiff), (void *) (ptr_base + domaindiff), (unsigned long long) time_base);
- if (subtype == TYPE_END_LOAD)
- get_remctx (ctx, ptr_base + ptrdiff)->domain_id = ptr_base + domaindiff;
- } else if (mtype == TYPE_THREAD) {
- if (ctx->data_version < 13)
- decode_uleb128 (p, &p); /* flags */
- ThreadContext *nt = get_thread (ctx, ptr_base + ptrdiff);
- /* no subtype means it's a name event, rather than start/stop */
- if (subtype == 0)
- nt->name = pstrdup ((char*)p);
- if (debug) {
- if (subtype == 0)
- fprintf (outfile, "thread %p named at %llu: %s\n", (void*)(ptr_base + ptrdiff), (unsigned long long) time_base, p);
- else
- fprintf (outfile, "%s thread %p at %llu\n", load_str, (void *) (ptr_base + ptrdiff), (unsigned long long) time_base);
- }
- if (subtype == 0) {
- while (*p) p++;
- p++;
- }
- }
- break;
- }
- case TYPE_ALLOC: {
- int has_bt = *p & TYPE_ALLOC_BT;
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- intptr_t ptrdiff = decode_sleb128 (p, &p);
- intptr_t objdiff = decode_sleb128 (p, &p);
- uint64_t len;
- int num_bt = 0;
- MethodDesc* sframes [8];
- MethodDesc** frames = sframes;
- ClassDesc *cd = lookup_class (ptr_base + ptrdiff);
- len = decode_uleb128 (p, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- if (debug)
- fprintf (outfile, "alloced object %p, size %llu (%s) at %llu\n", (void*)OBJ_ADDR (objdiff), (unsigned long long) len, lookup_class (ptr_base + ptrdiff)->name, (unsigned long long) time_base);
- if (has_bt) {
- num_bt = 8;
- frames = decode_bt (ctx, sframes, &num_bt, p, &p, ptr_base, &method_base);
- if (!frames) {
- fprintf (outfile, "Cannot load backtrace\n");
- return 0;
- }
- }
- if ((thread_filter && thread_filter == thread->thread_id) || (time_base >= time_from && time_base < time_to)) {
- BackTrace *bt;
- cd->allocs++;
- cd->alloc_size += len;
- if (has_bt)
- bt = add_trace_methods (frames, num_bt, &cd->traces, len);
- else
- bt = add_trace_thread (thread, &cd->traces, len);
- if (find_size && len >= find_size) {
- if (!find_name || strstr (cd->name, find_name))
- found_object (OBJ_ADDR (objdiff));
- } else if (!find_size && find_name && strstr (cd->name, find_name)) {
- found_object (OBJ_ADDR (objdiff));
- }
- if (num_tracked_objects)
- tracked_creation (OBJ_ADDR (objdiff), cd, len, bt, time_base);
- }
- if (frames != sframes)
- g_free (frames);
- break;
- }
- case TYPE_METHOD: {
- int subtype = *p & 0xf0;
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- int64_t ptrdiff = decode_sleb128 (p, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- method_base += ptrdiff;
- if (subtype == TYPE_JIT) {
- intptr_t codediff = decode_sleb128 (p, &p);
- int codelen = decode_uleb128 (p, &p);
- MethodDesc *jitted_method;
- if (debug)
- fprintf (outfile, "jitted method %p (%s), size: %d, code: %p\n", (void*)(method_base), p, codelen, (void*)(ptr_base + codediff));
- jitted_method = add_method (method_base, (char*)p, ptr_base + codediff, codelen);
- if (!(time_base >= time_from && time_base < time_to))
- jitted_method->ignore_jit = 1;
- while (*p) p++;
- p++;
- } else {
- MethodDesc *method;
- if ((thread_filter && thread_filter != thread->thread_id))
- break;
- if (!(time_base >= time_from && time_base < time_to))
- break;
- method = lookup_method (method_base);
- if (subtype == TYPE_ENTER) {
- add_trace_thread (thread, &method->traces, 1);
- push_method (thread, method, time_base);
- } else {
- pop_method (thread, method, time_base);
- }
- if (debug)
- fprintf (outfile, "%s method %s\n", subtype == TYPE_ENTER? "enter": subtype == TYPE_EXC_LEAVE? "exleave": "leave", method->name);
- }
- break;
- }
- case TYPE_HEAP: {
- int subtype = *p & 0xf0;
- if (subtype == TYPE_HEAP_OBJECT) {
- HeapObjectDesc *ho = NULL;
- int i;
- intptr_t objdiff;
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- objdiff = decode_sleb128 (p, &p);
- } else
- objdiff = decode_sleb128 (p + 1, &p);
- intptr_t ptrdiff = decode_sleb128 (p, &p);
- uint64_t size = decode_uleb128 (p, &p);
- uintptr_t num = decode_uleb128 (p, &p);
- uintptr_t ref_offset = 0;
- uintptr_t last_obj_offset = 0;
- ClassDesc *cd = lookup_class (ptr_base + ptrdiff);
- if (size) {
- HeapClassDesc *hcd = add_heap_shot_class (thread->current_heap_shot, cd, size);
- if (collect_traces) {
- ho = alloc_heap_obj (OBJ_ADDR (objdiff), hcd, num);
- add_heap_shot_obj (thread->current_heap_shot, ho);
- ref_offset = 0;
- }
- } else {
- if (collect_traces)
- ho = heap_shot_obj_add_refs (thread->current_heap_shot, OBJ_ADDR (objdiff), num, &ref_offset);
- }
- for (i = 0; i < num; ++i) {
- /* FIXME: use object distance to measure how good
- * the GC is at keeping related objects close
- */
- uintptr_t offset = ctx->data_version > 1? last_obj_offset + decode_uleb128 (p, &p): -1;
- intptr_t obj1diff = decode_sleb128 (p, &p);
- last_obj_offset = offset;
- if (collect_traces)
- ho->refs [ref_offset + i] = OBJ_ADDR (obj1diff);
- if (num_tracked_objects)
- track_obj_reference (OBJ_ADDR (obj1diff), OBJ_ADDR (objdiff), cd);
- }
- if (debug && size)
- fprintf (outfile, "traced object %p, size %llu (%s), refs: %zd\n", (void*)OBJ_ADDR (objdiff), (unsigned long long) size, cd->name, num);
- } else if (subtype == TYPE_HEAP_ROOT) {
- uintptr_t num;
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- num = decode_uleb128 (p, &p);
- } else
- num = decode_uleb128 (p + 1, &p);
- uintptr_t gc_num G_GNUC_UNUSED = decode_uleb128 (p, &p);
- int i;
- for (i = 0; i < num; ++i) {
- intptr_t objdiff = decode_sleb128 (p, &p);
- int root_type;
- if (ctx->data_version > 12)
- root_type = *p++;
- else
- root_type = decode_uleb128 (p, &p);
- /* we just discard the extra info for now */
- uintptr_t extra_info = decode_uleb128 (p, &p);
- if (debug)
- fprintf (outfile, "object %p is a %s root\n", (void*)OBJ_ADDR (objdiff), get_root_name (root_type));
- if (collect_traces)
- thread_add_root (thread, OBJ_ADDR (objdiff), root_type, extra_info);
- }
- } else if (subtype == TYPE_HEAP_END) {
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- if (debug)
- fprintf (outfile, "heap shot end\n");
- if (collect_traces) {
- HeapShot *hs = thread->current_heap_shot;
- if (hs && thread->num_roots) {
- /* transfer the root ownershipt to the heapshot */
- hs->num_roots = thread->num_roots;
- hs->roots = thread->roots;
- hs->roots_extra = thread->roots_extra;
- hs->roots_types = thread->roots_types;
- } else {
- g_free (thread->roots);
- g_free (thread->roots_extra);
- g_free (thread->roots_types);
- }
- thread->num_roots = 0;
- thread->size_roots = 0;
- thread->roots = NULL;
- thread->roots_extra = NULL;
- thread->roots_types = NULL;
- heap_shot_resolve_reverse_refs (hs);
- heap_shot_mark_objects (hs);
- heap_shot_free_objects (hs);
- }
- thread->current_heap_shot = NULL;
- } else if (subtype == TYPE_HEAP_START) {
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- if (debug)
- fprintf (outfile, "heap shot start\n");
- thread->current_heap_shot = new_heap_shot (time_base);
- }
- break;
- }
- case TYPE_MONITOR: {
- int event = (*p >> 4) & 0x3;
- int has_bt = *p & TYPE_MONITOR_BT;
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- intptr_t objdiff = decode_sleb128 (p, &p);
- MethodDesc* sframes [8];
- MethodDesc** frames = sframes;
- int record;
- int num_bt = 0;
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- record = (!thread_filter || thread_filter == thread->thread_id);
- if (!(time_base >= time_from && time_base < time_to))
- record = 0;
- if (event == MONO_PROFILER_MONITOR_CONTENTION) {
- MonitorDesc *mdesc = lookup_monitor (OBJ_ADDR (objdiff));
- if (record) {
- monitor_contention++;
- mdesc->contentions++;
- thread->monitor = mdesc;
- thread->contention_start = time_base;
- }
- if (has_bt) {
- num_bt = 8;
- frames = decode_bt (ctx, sframes, &num_bt, p, &p, ptr_base, &method_base);
- if (!frames) {
- fprintf (outfile, "Cannot load backtrace\n");
- return 0;
- }
- if (record)
- add_trace_methods (frames, num_bt, &mdesc->traces, 1);
- } else {
- if (record)
- add_trace_thread (thread, &mdesc->traces, 1);
- }
- } else if (event == MONO_PROFILER_MONITOR_FAIL) {
- if (record) {
- monitor_failed++;
- if (thread->monitor && thread->contention_start) {
- uint64_t wait_time = time_base - thread->contention_start;
- if (wait_time > thread->monitor->max_wait_time)
- thread->monitor->max_wait_time = wait_time;
- thread->monitor->wait_time += wait_time;
- thread->monitor = NULL;
- thread->contention_start = 0;
- }
- }
- } else if (event == MONO_PROFILER_MONITOR_DONE) {
- if (record) {
- monitor_acquired++;
- if (thread->monitor && thread->contention_start) {
- uint64_t wait_time = time_base - thread->contention_start;
- if (wait_time > thread->monitor->max_wait_time)
- thread->monitor->max_wait_time = wait_time;
- thread->monitor->wait_time += wait_time;
- thread->monitor = NULL;
- thread->contention_start = 0;
- }
- }
- }
- if (debug)
- fprintf (outfile, "monitor %s for object %p\n", monitor_ev_name (event), (void*)OBJ_ADDR (objdiff));
- if (frames != sframes)
- g_free (frames);
- break;
- }
- case TYPE_EXCEPTION: {
- int subtype = *p & 0x70;
- int has_bt = *p & TYPE_THROW_BT;
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- MethodDesc* sframes [8];
- MethodDesc** frames = sframes;
- int record;
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- record = (!thread_filter || thread_filter == thread->thread_id);
- if (!(time_base >= time_from && time_base < time_to))
- record = 0;
- if (subtype == TYPE_CLAUSE) {
- int clause_type;
- if (ctx->data_version > 12)
- clause_type = *p++;
- else
- clause_type = decode_uleb128 (p, &p);
- int clause_num = decode_uleb128 (p, &p);
- int64_t ptrdiff = decode_sleb128 (p, &p);
- method_base += ptrdiff;
- if (record)
- clause_summary [clause_type]++;
- if (debug)
- fprintf (outfile, "clause %s (%d) in method %s\n", clause_name (clause_type), clause_num, lookup_method (method_base)->name);
- } else {
- intptr_t objdiff = decode_sleb128 (p, &p);
- if (record)
- throw_count++;
- if (has_bt) {
- has_bt = 8;
- frames = decode_bt (ctx, sframes, &has_bt, p, &p, ptr_base, &method_base);
- if (!frames) {
- fprintf (outfile, "Cannot load backtrace\n");
- return 0;
- }
- if (record)
- add_trace_methods (frames, has_bt, &exc_traces, 1);
- } else {
- if (record)
- add_trace_thread (thread, &exc_traces, 1);
- }
- if (frames != sframes)
- g_free (frames);
- if (debug)
- fprintf (outfile, "throw %p\n", (void*)OBJ_ADDR (objdiff));
- }
- break;
- }
- case TYPE_RUNTIME: {
- int subtype = *p & 0xf0;
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- if (subtype == TYPE_JITHELPER) {
- int type;
- if (ctx->data_version > 12)
- type = *p++;
- else
- type = decode_uleb128 (p, &p);
- intptr_t codediff = decode_sleb128 (p, &p);
- int codelen = decode_uleb128 (p, &p);
- const char *name;
- if (type == MONO_PROFILER_CODE_BUFFER_SPECIFIC_TRAMPOLINE) {
- name = (const char *)p;
- while (*p) p++;
- p++;
- } else {
- name = code_buffer_desc (type);
- }
- num_jit_helpers++;
- jit_helpers_code_size += codelen;
- if (debug)
- fprintf (outfile, "jit helper %s, size: %d, code: %p\n", name, codelen, (void*)(ptr_base + codediff));
- }
- break;
- }
- case TYPE_SAMPLE: {
- int subtype = *p & 0xf0;
- if (subtype == TYPE_SAMPLE_HIT) {
- int i;
- int sample_type;
- uint64_t tstamp;
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- sample_type = *p++;
- tstamp = time_base;
- } else {
- sample_type = decode_uleb128 (p + 1, &p);
- tstamp = decode_uleb128 (p, &p);
- }
- void *tid = (void *) thread_id;
- if (ctx->data_version > 10)
- tid = (void *) (ptr_base + decode_sleb128 (p, &p));
- int count = decode_uleb128 (p, &p);
- for (i = 0; i < count; ++i) {
- uintptr_t ip = ptr_base + decode_sleb128 (p, &p);
- if ((tstamp >= time_from && tstamp < time_to))
- add_stat_sample (sample_type, ip);
- if (debug)
- fprintf (outfile, "sample hit, type: %d at %p for thread %p\n", sample_type, (void*)ip, tid);
- }
- if (ctx->data_version > 5) {
- count = decode_uleb128 (p, &p);
- for (i = 0; i < count; ++i) {
- MethodDesc *method;
- int64_t ptrdiff = decode_sleb128 (p, &p);
- method_base += ptrdiff;
- method = lookup_method (method_base);
- if (debug)
- fprintf (outfile, "sample hit bt %d: %s\n", i, method->name);
- if (ctx->data_version < 13) {
- decode_sleb128 (p, &p); /* il offset */
- decode_sleb128 (p, &p); /* native offset */
- }
- }
- }
- } else if (subtype == TYPE_SAMPLE_USYM) {
- /* un unmanaged symbol description */
- uintptr_t addr;
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- addr = ptr_base + decode_sleb128 (p, &p);
- } else
- addr = ptr_base + decode_sleb128 (p + 1, &p);
- uintptr_t size = decode_uleb128 (p, &p);
- char *name;
- name = pstrdup ((char*)p);
- add_unmanaged_symbol (addr, name, size);
- if (debug)
- fprintf (outfile, "unmanaged symbol %s at %p\n", name, (void*)addr);
- while (*p) p++;
- p++;
- } else if (subtype == TYPE_SAMPLE_UBIN) {
- /* un unmanaged binary loaded in memory */
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- uintptr_t addr = decode_sleb128 (p, &p);
- uint64_t offset G_GNUC_UNUSED = decode_uleb128 (p, &p);
- uintptr_t size = decode_uleb128 (p, &p);
- char *name;
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- name = pstrdup ((char*)p);
- add_unmanaged_binary (addr, name, size);
- if (debug)
- fprintf (outfile, "unmanaged binary %s at %p\n", name, (void*)addr);
- while (*p) p++;
- p++;
- } else if (subtype == TYPE_SAMPLE_COUNTERS_DESC) {
- uint64_t i, len;
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- len = decode_uleb128 (p, &p);
- } else
- len = decode_uleb128 (p + 1, &p);
- for (i = 0; i < len; i++) {
- uint64_t type, unit, variance, index;
- uint64_t section = decode_uleb128 (p, &p);
- char *section_str, *name;
- if (section != MONO_COUNTER_PERFCOUNTERS) {
- section_str = (char*) section_name (section);
- } else {
- section_str = pstrdup ((char*)p);
- while (*p++);
- }
- name = pstrdup ((char*)p);
- while (*p++);
- if (ctx->data_version > 12) {
- type = *p++;
- unit = *p++;
- variance = *p++;
- } else {
- type = decode_uleb128 (p, &p);
- unit = decode_uleb128 (p, &p);
- variance = decode_uleb128 (p, &p);
- }
- index = decode_uleb128 (p, &p);
- add_counter (section_str, name, (int)type, (int)unit, (int)variance, (int)index);
- }
- } else if (subtype == TYPE_SAMPLE_COUNTERS) {
- int i;
- CounterValue *value, *previous = NULL;
- CounterList *list;
- uint64_t timestamp; // milliseconds since startup
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- timestamp = (time_base - startup_time) / 1000 / 1000;
- } else
- timestamp = decode_uleb128 (p + 1, &p);
- uint64_t time_between = timestamp / 1000 * 1000 * 1000 * 1000 + startup_time;
- while (1) {
- uint64_t type, index = decode_uleb128 (p, &p);
- if (index == 0)
- break;
-
- for (list = counters; list; list = list->next) {
- if (list->counter->index == (int)index) {
- previous = list->counter->values_last;
- break;
- }
- }
-
- if (ctx->data_version > 12)
- type = *p++;
- else
- type = decode_uleb128 (p, &p);
-
- value = (CounterValue *)calloc (1, sizeof (CounterValue));
- value->timestamp = timestamp;
-
- switch (type) {
- case MONO_COUNTER_INT:
-#if SIZEOF_VOID_P == 4
- case MONO_COUNTER_WORD:
-#endif
- value->buffer = (unsigned char *)malloc (sizeof (int32_t));
- *(int32_t*)value->buffer = (int32_t)decode_sleb128 (p, &p) + (previous ? (*(int32_t*)previous->buffer) : 0);
- break;
- case MONO_COUNTER_UINT:
- value->buffer = (unsigned char *)malloc (sizeof (uint32_t));
- *(uint32_t*)value->buffer = (uint32_t)decode_uleb128 (p, &p) + (previous ? (*(uint32_t*)previous->buffer) : 0);
- break;
- case MONO_COUNTER_LONG:
-#if SIZEOF_VOID_P == 8
- case MONO_COUNTER_WORD:
-#endif
- case MONO_COUNTER_TIME_INTERVAL:
- value->buffer = (unsigned char *)malloc (sizeof (int64_t));
- *(int64_t*)value->buffer = (int64_t)decode_sleb128 (p, &p) + (previous ? (*(int64_t*)previous->buffer) : 0);
- break;
- case MONO_COUNTER_ULONG:
- value->buffer = (unsigned char *)malloc (sizeof (uint64_t));
- *(uint64_t*)value->buffer = (uint64_t)decode_uleb128 (p, &p) + (previous ? (*(uint64_t*)previous->buffer) : 0);
- break;
- case MONO_COUNTER_DOUBLE:
- value->buffer = (unsigned char *)malloc (sizeof (double));
-#if TARGET_BYTE_ORDER == G_LITTLE_ENDIAN
- for (i = 0; i < sizeof (double); i++)
-#else
- for (i = sizeof (double) - 1; i >= 0; i--)
-#endif
- value->buffer[i] = *p++;
- break;
- case MONO_COUNTER_STRING:
- if (*p++ == 0) {
- value->buffer = NULL;
- } else {
- value->buffer = (unsigned char*) pstrdup ((char*)p);
- while (*p++);
- }
- break;
- }
- if (time_between >= time_from && time_between <= time_to)
- add_counter_value (index, value);
- }
- } else {
- return 0;
- }
- break;
- }
- case TYPE_COVERAGE:{
- int subtype = *p & 0xf0;
- switch (subtype) {
- case TYPE_COVERAGE_METHOD: {
- CoverageMethod *method = g_new0 (CoverageMethod, 1);
- const char *assembly, *klass, *name, *sig, *filename;
- int token, n_offsets, method_id;
-
- p++;
-
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- }
-
- assembly = (const char *)p; while (*p) p++; p++;
- klass = (const char *)p; while (*p) p++; p++;
- name = (const char *)p; while (*p) p++; p++;
- sig = (const char *)p; while (*p) p++; p++;
- filename = (const char *)p; while (*p) p++; p++;
-
- token = decode_uleb128 (p, &p);
- method_id = decode_uleb128 (p, &p);
- n_offsets = decode_uleb128 (p, &p);
-
- method->assembly_name = g_strdup (assembly);
- method->class_name = g_strdup (klass);
- method->method_name = g_strdup (name);
- method->method_signature = g_strdup (sig);
- method->filename = g_strdup (filename);
- method->token = token;
- method->n_statements = n_offsets;
- method->coverage = g_ptr_array_new ();
- method->method_id = method_id;
-
- coverage_add_method (method);
-
- break;
- }
- case TYPE_COVERAGE_STATEMENT: {
- CoverageCoverage *coverage = g_new0 (CoverageCoverage, 1);
- int offset, count, line, column, method_id;
-
- p++;
-
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- }
-
- method_id = decode_uleb128 (p, &p);
- offset = decode_uleb128 (p, &p);
- count = decode_uleb128 (p, &p);
- line = decode_uleb128 (p, &p);
- column = decode_uleb128 (p, &p);
-
- coverage->method_id = method_id;
- coverage->offset = offset;
- coverage->count = count;
- coverage->line = line;
- coverage->column = column;
-
- coverage_add_coverage (coverage);
- break;
- }
- case TYPE_COVERAGE_ASSEMBLY: {
- CoverageAssembly *assembly = g_new0 (CoverageAssembly, 1);
- char *name, *guid, *filename;
- int number_of_methods, fully_covered, partially_covered;
- p++;
-
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- }
-
- name = (char *)p; while (*p) p++; p++;
- guid = (char *)p; while (*p) p++; p++;
- filename = (char *)p; while (*p) p++; p++;
- number_of_methods = decode_uleb128 (p, &p);
- fully_covered = decode_uleb128 (p, &p);
- partially_covered = decode_uleb128 (p, &p);
-
- assembly->name = g_strdup (name);
- assembly->guid = g_strdup (guid);
- assembly->filename = g_strdup (filename);
- assembly->number_of_methods = number_of_methods;
- assembly->fully_covered = fully_covered;
- assembly->partially_covered = partially_covered;
-
- coverage_add_assembly (assembly);
- break;
- }
- case TYPE_COVERAGE_CLASS: {
- CoverageClass *klass = g_new0 (CoverageClass, 1);
- char *assembly_name, *class_name;
- int number_of_methods, fully_covered, partially_covered;
- p++;
-
- if (ctx->data_version > 12) {
- uint64_t tdiff = decode_uleb128 (p, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- }
-
- assembly_name = (char *)p; while (*p) p++; p++;
- class_name = (char *)p; while (*p) p++; p++;
- number_of_methods = decode_uleb128 (p, &p);
- fully_covered = decode_uleb128 (p, &p);
- partially_covered = decode_uleb128 (p, &p);
-
- klass->assembly_name = g_strdup (assembly_name);
- klass->class_name = g_strdup (class_name);
- klass->number_of_methods = number_of_methods;
- klass->fully_covered = fully_covered;
- klass->partially_covered = partially_covered;
-
- coverage_add_class (klass);
- break;
- }
-
- default:
- break;
- }
- break;
- }
- case TYPE_META: {
- int subtype = *p & 0xf0;
- uint64_t tdiff = decode_uleb128 (p + 1, &p);
- LOG_TIME (time_base, tdiff);
- time_base += tdiff;
- if (subtype == TYPE_SYNC_POINT) {
- int type = *p++;
- if (debug)
- fprintf (outfile, "sync point %i (%s)\n", type, sync_point_name (type));
- }
- break;
- }
- default:
- fprintf (outfile, "unhandled profiler event: 0x%x at file offset: %llu + %lld (len: %d\n)\n", *p, (unsigned long long) file_offset, (long long) (p - ctx->buf), len);
- exit (1);
- }
- record_event_stats (event, p - start);
- }
- thread->last_time = time_base;
- for (i = 0; i < thread->stack_id; ++i)
- thread->stack [i]->recurse_count = 0;
- return 1;
-}
-
-static int
-read_header_string (ProfContext *ctx, char **field)
-{
- if (!load_data (ctx, 4))
- return 0;
-
- if (!load_data (ctx, read_int32 (ctx->buf)))
- return 0;
-
- *field = pstrdup ((const char *) ctx->buf);
-
- return 1;
-}
-
-static ProfContext*
-load_file (char *name)
-{
- unsigned char *p;
- ProfContext *ctx = (ProfContext *)calloc (sizeof (ProfContext), 1);
- if (strcmp (name, "-") == 0)
- ctx->file = stdin;
- else
- ctx->file = fopen (name, "rb");
- if (!ctx->file) {
- printf ("Cannot open file: %s\n", name);
- exit (1);
- }
-#if defined (HAVE_SYS_ZLIB)
- if (ctx->file != stdin)
- ctx->gzfile = gzdopen (fileno (ctx->file), "rb");
-#endif
- if (!load_data (ctx, 30))
- return NULL;
- p = ctx->buf;
- if (read_int32 (p) != LOG_HEADER_ID || p [6] > LOG_DATA_VERSION)
- return NULL;
- ctx->version_major = p [4];
- ctx->version_minor = p [5];
- ctx->data_version = p [6];
- /* reading 64 bit files on 32 bit systems not supported yet */
- if (p [7] > sizeof (void*))
- return NULL;
- if (read_int32 (p + 20)) /* flags must be 0 */
- return NULL;
- ctx->startup_time = read_int64 (p + 8);
- ctx->timer_overhead = read_int32 (p + 16);
- ctx->pid = read_int32 (p + 24);
- ctx->port = read_int16 (p + 28);
- if (ctx->version_major >= 1) {
- if (!read_header_string (ctx, &ctx->args))
- return NULL;
- if (!read_header_string (ctx, &ctx->arch))
- return NULL;
- if (!read_header_string (ctx, &ctx->os))
- return NULL;
- } else {
- if (!load_data (ctx, 2)) /* old opsys field, was never used */
- return NULL;
- }
- return ctx;
-}
-
-enum {
- ALLOC_SORT_BYTES,
- ALLOC_SORT_COUNT
-};
-static int alloc_sort_mode = ALLOC_SORT_BYTES;
-
-static int
-compare_class (const void *a, const void *b)
-{
- ClassDesc *const *A = (ClassDesc *const *)a;
- ClassDesc *const *B = (ClassDesc *const *)b;
- uint64_t vala, valb;
- if (alloc_sort_mode == ALLOC_SORT_BYTES) {
- vala = (*A)->alloc_size;
- valb = (*B)->alloc_size;
- } else {
- vala = (*A)->allocs;
- valb = (*B)->allocs;
- }
- if (valb == vala)
- return 0;
- if (valb < vala)
- return -1;
- return 1;
-}
-
-static void
-dump_header (ProfContext *ctx)
-{
- time_t st = ctx->startup_time / 1000;
- char *t = ctime (&st);
- fprintf (outfile, "\nMono log profiler data\n");
- fprintf (outfile, "\tProfiler version: %d.%d\n", ctx->version_major, ctx->version_minor);
- fprintf (outfile, "\tData version: %d\n", ctx->data_version);
- if (ctx->version_major >= 1) {
- fprintf (outfile, "\tArguments: %s\n", ctx->args);
- fprintf (outfile, "\tArchitecture: %s\n", ctx->arch);
- fprintf (outfile, "\tOperating system: %s\n", ctx->os);
- }
- fprintf (outfile, "\tMean timer overhead: %d nanoseconds\n", ctx->timer_overhead);
- fprintf (outfile, "\tProgram startup: %s", t);
- if (ctx->pid)
- fprintf (outfile, "\tProgram ID: %d\n", ctx->pid);
- if (ctx->port)
- fprintf (outfile, "\tServer listening on: %d\n", ctx->port);
-}
-
-static void
-dump_traces (TraceDesc *traces, const char *desc)
-{
- int j;
- if (!show_traces)
- return;
- if (!traces->count)
- return;
- sort_context_array (traces);
- for (j = 0; j < traces->count; ++j) {
- int k;
- BackTrace *bt;
- bt = traces->traces [j].bt;
- if (!bt->count)
- continue;
- fprintf (outfile, "\t%llu %s from:\n", (unsigned long long) traces->traces [j].count, desc);
- for (k = 0; k < bt->count; ++k)
- fprintf (outfile, "\t\t%s\n", bt->methods [k]->name);
- }
-}
-
-static void
-dump_threads (ProfContext *ctx)
-{
- ThreadContext *thread;
- fprintf (outfile, "\nThread summary\n");
- for (thread = ctx->threads; thread; thread = thread->next) {
- if (thread->thread_id) {
- fprintf (outfile, "\tThread: %p, name: \"%s\"\n", (void*)thread->thread_id, thread->name? thread->name: "");
- }
- }
-}
-
-static void
-dump_domains (ProfContext *ctx)
-{
- fprintf (outfile, "\nDomain summary\n");
-
- for (DomainContext *domain = ctx->domains; domain; domain = domain->next)
- fprintf (outfile, "\tDomain: %p, friendly name: \"%s\"\n", (void *) domain->domain_id, domain->friendly_name);
-}
-
-static void
-dump_remctxs (ProfContext *ctx)
-{
- fprintf (outfile, "\nContext summary\n");
-
- for (RemCtxContext *remctx = ctx->remctxs; remctx; remctx = remctx->next)
- fprintf (outfile, "\tContext: %p, domain: %p\n", (void *) remctx->remctx_id, (void *) remctx->domain_id);
-}
-
-static void
-dump_exceptions (void)
-{
- int i;
- fprintf (outfile, "\nException summary\n");
- fprintf (outfile, "\tThrows: %llu\n", (unsigned long long) throw_count);
- dump_traces (&exc_traces, "throws");
- for (i = 0; i <= MONO_EXCEPTION_CLAUSE_FAULT; ++i) {
- if (!clause_summary [i])
- continue;
- fprintf (outfile, "\tExecuted %s clauses: %llu\n", clause_name (i), (unsigned long long) clause_summary [i]);
- }
-}
-
-static int
-compare_monitor (const void *a, const void *b)
-{
- MonitorDesc *const *A = (MonitorDesc *const *)a;
- MonitorDesc *const *B = (MonitorDesc *const *)b;
- if ((*B)->wait_time == (*A)->wait_time)
- return 0;
- if ((*B)->wait_time < (*A)->wait_time)
- return -1;
- return 1;
-}
-
-static void
-dump_monitors (void)
-{
- MonitorDesc **monitors;
- int i, j;
- if (!num_monitors)
- return;
- monitors = (MonitorDesc **)malloc (sizeof (void*) * num_monitors);
- for (i = 0, j = 0; i < SMALL_HASH_SIZE; ++i) {
- MonitorDesc *mdesc = monitor_hash [i];
- while (mdesc) {
- monitors [j++] = mdesc;
- mdesc = mdesc->next;
- }
- }
- qsort (monitors, num_monitors, sizeof (void*), compare_monitor);
- fprintf (outfile, "\nMonitor lock summary\n");
- for (i = 0; i < num_monitors; ++i) {
- MonitorDesc *mdesc = monitors [i];
- fprintf (outfile, "\tLock object %p: %d contentions\n", (void*)mdesc->objid, (int)mdesc->contentions);
- fprintf (outfile, "\t\t%.6f secs total wait time, %.6f max, %.6f average\n",
- mdesc->wait_time/1000000000.0, mdesc->max_wait_time/1000000000.0, mdesc->wait_time/1000000000.0/mdesc->contentions);
- dump_traces (&mdesc->traces, "contentions");
- }
- fprintf (outfile, "\tLock contentions: %llu\n", (unsigned long long) monitor_contention);
- fprintf (outfile, "\tLock acquired: %llu\n", (unsigned long long) monitor_acquired);
- fprintf (outfile, "\tLock failures: %llu\n", (unsigned long long) monitor_failed);
-}
-
-static void
-dump_gcs (void)
-{
- int i;
- fprintf (outfile, "\nGC summary\n");
- fprintf (outfile, "\tGC resizes: %d\n", gc_resizes);
- fprintf (outfile, "\tMax heap size: %llu\n", (unsigned long long) max_heap_size);
- fprintf (outfile, "\tObject moves: %llu\n", (unsigned long long) gc_object_moves);
- for (i = 0; i < 3; ++i) {
- if (!gc_info [i].count)
- continue;
- fprintf (outfile, "\tGen%d collections: %d, max time: %lluus, total time: %lluus, average: %lluus\n",
- i, gc_info [i].count,
- (unsigned long long) (gc_info [i].max_time / 1000),
- (unsigned long long) (gc_info [i].total_time / 1000),
- (unsigned long long) (gc_info [i].total_time / gc_info [i].count / 1000));
- }
- for (i = 0; i < 3; ++i) {
- if (!handle_info [i].max_live)
- continue;
- fprintf (outfile, "\tGC handles %s: created: %llu, destroyed: %llu, max: %llu\n",
- get_handle_name (i),
- (unsigned long long) (handle_info [i].created),
- (unsigned long long) (handle_info [i].destroyed),
- (unsigned long long) (handle_info [i].max_live));
- dump_traces (&handle_info [i].traces, "created");
- dump_traces (&handle_info [i].destroy_traces, "destroyed");
- }
-}
-
-static void
-dump_jit (void)
-{
- int i;
- int code_size = 0;
- int compiled_methods = 0;
- MethodDesc* m;
- fprintf (outfile, "\nJIT summary\n");
- for (i = 0; i < HASH_SIZE; ++i) {
- m = method_hash [i];
- for (m = method_hash [i]; m; m = m->next) {
- if (!m->code || m->ignore_jit)
- continue;
- compiled_methods++;
- code_size += m->len;
- }
- }
- fprintf (outfile, "\tCompiled methods: %d\n", compiled_methods);
- fprintf (outfile, "\tGenerated code size: %d\n", code_size);
- fprintf (outfile, "\tJIT helpers: %d\n", num_jit_helpers);
- fprintf (outfile, "\tJIT helpers code size: %d\n", jit_helpers_code_size);
-}
-
-static void
-dump_allocations (void)
-{
- int i, c;
- intptr_t allocs = 0;
- uint64_t size = 0;
- int header_done = 0;
- ClassDesc **classes = (ClassDesc **)malloc (num_classes * sizeof (void*));
- ClassDesc *cd;
- c = 0;
- for (i = 0; i < HASH_SIZE; ++i) {
- cd = class_hash [i];
- while (cd) {
- classes [c++] = cd;
- cd = cd->next;
- }
- }
- qsort (classes, num_classes, sizeof (void*), compare_class);
- for (i = 0; i < num_classes; ++i) {
- cd = classes [i];
- if (!cd->allocs)
- continue;
- allocs += cd->allocs;
- size += cd->alloc_size;
- if (!header_done++) {
- fprintf (outfile, "\nAllocation summary\n");
- fprintf (outfile, "%10s %10s %8s Type name\n", "Bytes", "Count", "Average");
- }
- fprintf (outfile, "%10llu %10zd %8llu %s\n",
- (unsigned long long) (cd->alloc_size),
- cd->allocs,
- (unsigned long long) (cd->alloc_size / cd->allocs),
- cd->name);
- dump_traces (&cd->traces, "bytes");
- }
- if (allocs)
- fprintf (outfile, "Total memory allocated: %llu bytes in %zd objects\n", (unsigned long long) size, allocs);
-}
-
-enum {
- METHOD_SORT_TOTAL,
- METHOD_SORT_SELF,
- METHOD_SORT_CALLS
-};
-
-static int method_sort_mode = METHOD_SORT_TOTAL;
-
-static int
-compare_method (const void *a, const void *b)
-{
- MethodDesc *const *A = (MethodDesc *const *)a;
- MethodDesc *const *B = (MethodDesc *const *)b;
- uint64_t vala, valb;
- if (method_sort_mode == METHOD_SORT_SELF) {
- vala = (*A)->self_time;
- valb = (*B)->self_time;
- } else if (method_sort_mode == METHOD_SORT_CALLS) {
- vala = (*A)->calls;
- valb = (*B)->calls;
- } else {
- vala = (*A)->total_time;
- valb = (*B)->total_time;
- }
- if (vala == valb)
- return 0;
- if (valb < vala)
- return -1;
- return 1;
-}
-
-static void
-dump_metadata (void)
-{
- fprintf (outfile, "\nMetadata summary\n");
- fprintf (outfile, "\tLoaded images: %d\n", num_images);
- if (verbose) {
- ImageDesc *image;
- int i;
- for (i = 0; i < SMALL_HASH_SIZE; ++i) {
- image = image_hash [i];
- while (image) {
- fprintf (outfile, "\t\t%s\n", image->filename);
- image = image->next;
- }
- }
- }
- fprintf (outfile, "\tLoaded assemblies: %d\n", num_assemblies);
- if (verbose) {
- AssemblyDesc *assembly;
- int i;
- for (i = 0; i < SMALL_HASH_SIZE; ++i) {
- assembly = assembly_hash [i];
- while (assembly) {
- fprintf (outfile, "\t\t%s\n", assembly->asmname);
- assembly = assembly->next;
- }
- }
- }
-}
-
-static void
-dump_methods (void)
-{
- int i, c;
- uint64_t calls = 0;
- int header_done = 0;
- MethodDesc **methods = (MethodDesc **)malloc (num_methods * sizeof (void*));
- MethodDesc *cd;
- c = 0;
- for (i = 0; i < HASH_SIZE; ++i) {
- cd = method_hash [i];
- while (cd) {
- cd->total_time = cd->self_time + cd->callee_time;
- methods [c++] = cd;
- cd = cd->next;
- }
- }
- qsort (methods, num_methods, sizeof (void*), compare_method);
- for (i = 0; i < num_methods; ++i) {
- uint64_t msecs;
- uint64_t smsecs;
- cd = methods [i];
- if (!cd->calls)
- continue;
- calls += cd->calls;
- msecs = cd->total_time / 1000000;
- smsecs = (cd->total_time - cd->callee_time) / 1000000;
- if (!msecs && !verbose)
- continue;
- if (!header_done++) {
- fprintf (outfile, "\nMethod call summary\n");
- fprintf (outfile, "%8s %8s %10s Method name\n", "Total(ms)", "Self(ms)", "Calls");
- }
- fprintf (outfile, "%8llu %8llu %10llu %s\n",
- (unsigned long long) (msecs),
- (unsigned long long) (smsecs),
- (unsigned long long) (cd->calls),
- cd->name);
- dump_traces (&cd->traces, "calls");
- }
- if (calls)
- fprintf (outfile, "Total calls: %llu\n", (unsigned long long) calls);
-}
-
-static int
-compare_heap_class (const void *a, const void *b)
-{
- HeapClassDesc *const *A = (HeapClassDesc *const *)a;
- HeapClassDesc *const *B = (HeapClassDesc *const *)b;
- uint64_t vala, valb;
- if (alloc_sort_mode == ALLOC_SORT_BYTES) {
- vala = (*A)->total_size;
- valb = (*B)->total_size;
- } else {
- vala = (*A)->count;
- valb = (*B)->count;
- }
- if (valb == vala)
- return 0;
- if (valb < vala)
- return -1;
- return 1;
-}
-
-static int
-compare_rev_class (const void *a, const void *b)
-{
- const HeapClassRevRef *A = (const HeapClassRevRef *)a;
- const HeapClassRevRef *B = (const HeapClassRevRef *)b;
- if (B->count == A->count)
- return 0;
- if (B->count < A->count)
- return -1;
- return 1;
-}
-
-static void
-dump_rev_claases (HeapClassRevRef *revs, int count)
-{
- int j;
- if (!show_traces)
- return;
- if (!count)
- return;
- for (j = 0; j < count; ++j) {
- HeapClassDesc *cd = revs [j].klass;
- fprintf (outfile, "\t\t%llu references from: %s\n",
- (unsigned long long) (revs [j].count),
- cd->klass->name);
- }
-}
-
-static void
-heap_shot_summary (HeapShot *hs, int hs_num, HeapShot *last_hs)
-{
- uint64_t size = 0;
- uint64_t count = 0;
- int ccount = 0;
- int i;
- HeapClassDesc *cd;
- HeapClassDesc **sorted;
- sorted = (HeapClassDesc **)malloc (sizeof (void*) * hs->class_count);
- for (i = 0; i < hs->hash_size; ++i) {
- cd = hs->class_hash [i];
- if (!cd)
- continue;
- count += cd->count;
- size += cd->total_size;
- sorted [ccount++] = cd;
- }
- hs->sorted = sorted;
- qsort (sorted, ccount, sizeof (void*), compare_heap_class);
- fprintf (outfile, "\n\tHeap shot %d at %.3f secs: size: %llu, object count: %llu, class count: %d, roots: %zd\n",
- hs_num,
- (hs->timestamp - startup_time)/1000000000.0,
- (unsigned long long) (size),
- (unsigned long long) (count),
- ccount, hs->num_roots);
- if (!verbose && ccount > 30)
- ccount = 30;
- fprintf (outfile, "\t%10s %10s %8s Class name\n", "Bytes", "Count", "Average");
- for (i = 0; i < ccount; ++i) {
- HeapClassRevRef *rev_sorted;
- int j, k;
- HeapClassDesc *ocd = NULL;
- cd = sorted [i];
- if (last_hs)
- ocd = heap_class_lookup (last_hs, cd->klass);
- fprintf (outfile, "\t%10llu %10llu %8llu %s",
- (unsigned long long) (cd->total_size),
- (unsigned long long) (cd->count),
- (unsigned long long) (cd->total_size / cd->count),
- cd->klass->name);
- if (ocd) {
- int64_t bdiff = cd->total_size - ocd->total_size;
- int64_t cdiff = cd->count - ocd->count;
- fprintf (outfile, " (bytes: %+lld, count: %+lld)\n", (long long) bdiff, (long long) cdiff);
- } else {
- fprintf (outfile, "\n");
- }
- if (!collect_traces)
- continue;
- rev_sorted = (HeapClassRevRef *)malloc (cd->rev_count * sizeof (HeapClassRevRef));
- k = 0;
- for (j = 0; j < cd->rev_hash_size; ++j) {
- if (cd->rev_hash [j].klass)
- rev_sorted [k++] = cd->rev_hash [j];
- }
- assert (cd->rev_count == k);
- qsort (rev_sorted, cd->rev_count, sizeof (HeapClassRevRef), compare_rev_class);
- if (cd->root_references)
- fprintf (outfile, "\t\t%zd root references (%zd pinning)\n", cd->root_references, cd->pinned_references);
- dump_rev_claases (rev_sorted, cd->rev_count);
- g_free (rev_sorted);
- }
- g_free (sorted);
-}
-
-static int
-compare_heap_shots (const void *a, const void *b)
-{
- HeapShot *const *A = (HeapShot *const *)a;
- HeapShot *const *B = (HeapShot *const *)b;
- if ((*B)->timestamp == (*A)->timestamp)
- return 0;
- if ((*B)->timestamp > (*A)->timestamp)
- return -1;
- return 1;
-}
-
-static void
-dump_heap_shots (void)
-{
- HeapShot **hs_sorted;
- HeapShot *hs;
- HeapShot *last_hs = NULL;
- int i;
- if (!heap_shots)
- return;
- hs_sorted = (HeapShot **)malloc (num_heap_shots * sizeof (void*));
- fprintf (outfile, "\nHeap shot summary\n");
- i = 0;
- for (hs = heap_shots; hs; hs = hs->next)
- hs_sorted [i++] = hs;
- qsort (hs_sorted, num_heap_shots, sizeof (void*), compare_heap_shots);
- for (i = 0; i < num_heap_shots; ++i) {
- hs = hs_sorted [i];
- heap_shot_summary (hs, i, last_hs);
- last_hs = hs;
- }
-}
-
-/* This is a very basic escape function that escapes < > and &
- Ideally we'd use g_markup_escape_string but that function isn't
- available in Mono's eglib. This was written without looking at the
- source of that function in glib. */
-static char *
-escape_string_for_xml (const char *string)
-{
- GString *string_builder = g_string_new (NULL);
- const char *start, *p;
-
- start = p = string;
- while (*p) {
- while (*p && *p != '&' && *p != '<' && *p != '>')
- p++;
-
- g_string_append_len (string_builder, start, p - start);
-
- if (*p == '\0')
- break;
-
- switch (*p) {
- case '<':
- g_string_append (string_builder, "<");
- break;
-
- case '>':
- g_string_append (string_builder, ">");
- break;
-
- case '&':
- g_string_append (string_builder, "&");
- break;
-
- default:
- break;
- }
-
- p++;
- start = p;
- }
-
- return g_string_free (string_builder, FALSE);
-}
-
-static int
-sort_assemblies (gconstpointer a, gconstpointer b)
-{
- CoverageAssembly *assembly_a = *(CoverageAssembly **)a;
- CoverageAssembly *assembly_b = *(CoverageAssembly **)b;
-
- if (assembly_a->name == NULL && assembly_b->name == NULL)
- return 0;
- else if (assembly_a->name == NULL)
- return -1;
- else if (assembly_b->name == NULL)
- return 1;
-
- return strcmp (assembly_a->name, assembly_b->name);
-}
-
-static void
-dump_coverage (void)
-{
- if (!coverage_methods && !coverage_assemblies)
- return;
-
- gather_coverage_statements ();
- fprintf (outfile, "\nCoverage Summary:\n");
-
- if (coverage_outfile) {
- fprintf (coverage_outfile, "<?xml version=\"1.0\"?>\n");
- fprintf (coverage_outfile, "<coverage version=\"0.3\">\n");
- }
-
- g_ptr_array_sort (coverage_assemblies, sort_assemblies);
-
- for (guint i = 0; i < coverage_assemblies->len; i++) {
- CoverageAssembly *assembly = (CoverageAssembly *)coverage_assemblies->pdata[i];
- GPtrArray *classes;
-
- if (assembly->number_of_methods != 0) {
- int percentage = ((assembly->fully_covered + assembly->partially_covered) * 100) / assembly->number_of_methods;
- fprintf (outfile, "\t%s (%s) %d%% covered (%d methods - %d covered)\n", assembly->name, assembly->filename, percentage, assembly->number_of_methods, assembly->fully_covered);
- } else
- fprintf (outfile, "\t%s (%s) ?%% covered (%d methods - %d covered)\n", assembly->name, assembly->filename, assembly->number_of_methods, assembly->fully_covered);
-
- if (coverage_outfile) {
- char *escaped_name, *escaped_filename;
- escaped_name = escape_string_for_xml (assembly->name);
- escaped_filename = escape_string_for_xml (assembly->filename);
-
- fprintf (coverage_outfile, "\t<assembly name=\"%s\" guid=\"%s\" filename=\"%s\" method-count=\"%d\" full=\"%d\" partial=\"%d\"/>\n", escaped_name, assembly->guid, escaped_filename, assembly->number_of_methods, assembly->fully_covered, assembly->partially_covered);
-
- g_free (escaped_name);
- g_free (escaped_filename);
- }
-
- classes = (GPtrArray *)g_hash_table_lookup (coverage_assembly_classes, assembly->name);
- if (classes) {
- for (guint j = 0; j < classes->len; j++) {
- CoverageClass *klass = (CoverageClass *)classes->pdata [j];
-
- if (klass->number_of_methods > 0) {
- int percentage = ((klass->fully_covered + klass->partially_covered) * 100) / klass->number_of_methods;
- fprintf (outfile, "\t\t%s %d%% covered (%d methods - %d covered)\n", klass->class_name, percentage, klass->number_of_methods, klass->fully_covered);
- } else
- fprintf (outfile, "\t\t%s ?%% covered (%d methods - %d covered)\n", klass->class_name, klass->number_of_methods, klass->fully_covered);
-
- if (coverage_outfile) {
- char *escaped_name;
- escaped_name = escape_string_for_xml (klass->class_name);
-
- fprintf (coverage_outfile, "\t\t<class name=\"%s\" method-count=\"%d\" full=\"%d\" partial=\"%d\"/>\n", escaped_name, klass->number_of_methods, klass->fully_covered, klass->partially_covered);
- g_free (escaped_name);
- }
- }
- }
- }
-
- for (guint i = 0; i < coverage_methods->len; i++) {
- CoverageMethod *method = (CoverageMethod *)coverage_methods->pdata [i];
-
- if (coverage_outfile) {
- char *escaped_assembly, *escaped_class, *escaped_method, *escaped_sig, *escaped_filename;
-
- escaped_assembly = escape_string_for_xml (method->assembly_name);
- escaped_class = escape_string_for_xml (method->class_name);
- escaped_method = escape_string_for_xml (method->method_name);
- escaped_sig = escape_string_for_xml (method->method_signature);
- escaped_filename = escape_string_for_xml (method->filename);
-
- fprintf (coverage_outfile, "\t<method assembly=\"%s\" class=\"%s\" name=\"%s (%s)\" filename=\"%s\" token=\"%d\">\n", escaped_assembly, escaped_class, escaped_method, escaped_sig, escaped_filename, method->token);
-
- g_free (escaped_assembly);
- g_free (escaped_class);
- g_free (escaped_method);
- g_free (escaped_sig);
- g_free (escaped_filename);
-
- for (guint j = 0; j < method->coverage->len; j++) {
- CoverageCoverage *coverage = (CoverageCoverage *)method->coverage->pdata [j];
- fprintf (coverage_outfile, "\t\t<statement offset=\"%d\" counter=\"%d\" line=\"%d\" column=\"%d\"/>\n", coverage->offset, coverage->count, coverage->line, coverage->column);
- }
- fprintf (coverage_outfile, "\t</method>\n");
- }
- }
-
- if (coverage_outfile) {
- fprintf (coverage_outfile, "</coverage>\n");
- fclose (coverage_outfile);
- coverage_outfile = NULL;
- }
-}
-
-#define DUMP_EVENT_STAT(EVENT,SUBTYPE) dump_event (#EVENT, #SUBTYPE, EVENT, SUBTYPE);
-
-static void
-dump_event (const char *event_name, const char *subtype_name, int event, int subtype)
-{
- int idx = event | subtype;
- EventStat evt = stats [idx];
- if (!evt.count)
- return;
-
- fprintf (outfile, "\t%16s\t%26s\tcount %6d\tmin %3d\tmax %6d\tbytes %d\n", event_name, subtype_name, evt.count, evt.min_size, evt.max_size, evt.bytes);
-}
-
-static void
-dump_stats (void)
-{
- fprintf (outfile, "\nMlpd statistics\n");
- fprintf (outfile, "\tBuffer count %d\toverhead %d (%d bytes per header)\n", buffer_count, buffer_count * BUFFER_HEADER_SIZE, BUFFER_HEADER_SIZE);
- fprintf (outfile, "\nEvent details:\n");
-
- DUMP_EVENT_STAT (TYPE_ALLOC, TYPE_ALLOC_NO_BT);
- DUMP_EVENT_STAT (TYPE_ALLOC, TYPE_ALLOC_BT);
-
- DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_EVENT);
- DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_RESIZE);
- DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_MOVE);
- DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_HANDLE_CREATED);
- DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_HANDLE_DESTROYED);
- DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_HANDLE_CREATED_BT);
- DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_HANDLE_DESTROYED_BT);
-
- DUMP_EVENT_STAT (TYPE_METADATA, TYPE_END_LOAD);
- DUMP_EVENT_STAT (TYPE_METADATA, TYPE_END_UNLOAD);
-
- DUMP_EVENT_STAT (TYPE_METHOD, TYPE_LEAVE);
- DUMP_EVENT_STAT (TYPE_METHOD, TYPE_ENTER);
- DUMP_EVENT_STAT (TYPE_METHOD, TYPE_EXC_LEAVE);
- DUMP_EVENT_STAT (TYPE_METHOD, TYPE_JIT);
-
- DUMP_EVENT_STAT (TYPE_EXCEPTION, TYPE_THROW_NO_BT);
- DUMP_EVENT_STAT (TYPE_EXCEPTION, TYPE_THROW_BT);
- DUMP_EVENT_STAT (TYPE_EXCEPTION, TYPE_CLAUSE);
-
- DUMP_EVENT_STAT (TYPE_MONITOR, TYPE_MONITOR_NO_BT);
- DUMP_EVENT_STAT (TYPE_MONITOR, TYPE_MONITOR_BT);
-
- DUMP_EVENT_STAT (TYPE_HEAP, TYPE_HEAP_START);
- DUMP_EVENT_STAT (TYPE_HEAP, TYPE_HEAP_END);
- DUMP_EVENT_STAT (TYPE_HEAP, TYPE_HEAP_OBJECT);
- DUMP_EVENT_STAT (TYPE_HEAP, TYPE_HEAP_ROOT);
-
- DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_HIT);
- DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_USYM);
- DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_UBIN);
- DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_COUNTERS_DESC);
- DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_COUNTERS);
-
- DUMP_EVENT_STAT (TYPE_RUNTIME, TYPE_JITHELPER);
-
- DUMP_EVENT_STAT (TYPE_COVERAGE, TYPE_COVERAGE_ASSEMBLY);
- DUMP_EVENT_STAT (TYPE_COVERAGE, TYPE_COVERAGE_METHOD);
- DUMP_EVENT_STAT (TYPE_COVERAGE, TYPE_COVERAGE_STATEMENT);
- DUMP_EVENT_STAT (TYPE_COVERAGE, TYPE_COVERAGE_CLASS);
-
- DUMP_EVENT_STAT (TYPE_META, TYPE_SYNC_POINT);
-}
-
-
-
-static void
-flush_context (ProfContext *ctx)
-{
- ThreadContext *thread;
- /* FIXME: sometimes there are leftovers: indagate */
- for (thread = ctx->threads; thread; thread = thread->next) {
- while (thread->stack_id) {
- if (debug)
- fprintf (outfile, "thread %p has %d items on stack\n", (void*)thread->thread_id, thread->stack_id);
- pop_method (thread, thread->stack [thread->stack_id - 1], thread->last_time);
- }
- }
-}
-
-static const char *reports = "header,jit,gc,sample,alloc,call,metadata,exception,monitor,thread,heapshot,counters,coverage";
-
-static const char*
-match_option (const char *p, const char *opt)
-{
- int len = strlen (opt);
- if (strncmp (p, opt, len) == 0) {
- if (p [len] == ',')
- len++;
- return p + len;
- }
- return p;
-}
-
-static int
-print_reports (ProfContext *ctx, const char *reps, int parse_only)
-{
- const char *opt;
- const char *p;
- for (p = reps; *p; p = opt) {
- if ((opt = match_option (p, "header")) != p) {
- if (!parse_only)
- dump_header (ctx);
- continue;
- }
- if ((opt = match_option (p, "thread")) != p) {
- if (!parse_only)
- dump_threads (ctx);
- continue;
- }
- if ((opt = match_option (p, "domain")) != p) {
- if (!parse_only)
- dump_domains (ctx);
- continue;
- }
- if ((opt = match_option (p, "context")) != p) {
- if (!parse_only)
- dump_remctxs (ctx);
- continue;
- }
- if ((opt = match_option (p, "gc")) != p) {
- if (!parse_only)
- dump_gcs ();
- continue;
- }
- if ((opt = match_option (p, "jit")) != p) {
- if (!parse_only)
- dump_jit ();
- continue;
- }
- if ((opt = match_option (p, "alloc")) != p) {
- if (!parse_only)
- dump_allocations ();
- continue;
- }
- if ((opt = match_option (p, "call")) != p) {
- if (!parse_only)
- dump_methods ();
- continue;
- }
- if ((opt = match_option (p, "metadata")) != p) {
- if (!parse_only)
- dump_metadata ();
- continue;
- }
- if ((opt = match_option (p, "exception")) != p) {
- if (!parse_only)
- dump_exceptions ();
- continue;
- }
- if ((opt = match_option (p, "monitor")) != p) {
- if (!parse_only)
- dump_monitors ();
- continue;
- }
- if ((opt = match_option (p, "heapshot")) != p) {
- if (!parse_only)
- dump_heap_shots ();
- continue;
- }
- if ((opt = match_option (p, "sample")) != p) {
- if (!parse_only)
- dump_samples ();
- continue;
- }
- if ((opt = match_option (p, "counters")) != p) {
- if (!parse_only)
- dump_counters ();
- continue;
- }
- if ((opt = match_option (p, "coverage")) != p) {
- if (!parse_only)
- dump_coverage ();
- continue;
- }
- if ((opt = match_option (p, "stats")) != p) {
- if (!parse_only)
- dump_stats ();
- continue;
- }
- return 0;
- }
- return 1;
-}
-
-static int
-add_find_spec (const char *p)
-{
- if (p [0] == 'S' && p [1] == ':') {
- char *vale;
- find_size = strtoul (p + 2, &vale, 10);
- return 1;
- } else if (p [0] == 'T' && p [1] == ':') {
- find_name = p + 2;
- return 1;
- }
- return 0;
-}
-
-static void
-usage (void)
-{
- printf ("Mono log profiler report version %d.%d\n", LOG_VERSION_MAJOR, LOG_VERSION_MINOR);
- printf ("Usage: mprof-report [OPTIONS] FILENAME\n");
- printf ("FILENAME can be '-' to read from standard input.\n");
- printf ("Options:\n");
- printf ("\t--help display this help\n");
- printf ("\t--out=FILE write to FILE instead of stdout\n");
- printf ("\t--traces collect and show backtraces\n");
- printf ("\t--maxframes=NUM limit backtraces to NUM entries\n");
- printf ("\t--reports=R1[,R2...] print the specified reports. Defaults are:\n");
- printf ("\t %s\n", reports);
- printf ("\t--method-sort=MODE sort methods according to MODE: total, self, calls\n");
- printf ("\t--alloc-sort=MODE sort allocations according to MODE: bytes, count\n");
- printf ("\t--counters-sort=MODE sort counters according to MODE: time, category\n");
- printf ("\t only accessible in verbose mode\n");
- printf ("\t--track=OB1[,OB2...] track what happens to objects OBJ1, O2 etc.\n");
- printf ("\t--find=FINDSPEC find and track objects matching FINFSPEC, where FINDSPEC is:\n");
- printf ("\t S:minimum_size or T:partial_name\n");
- printf ("\t--thread=THREADID consider just the data for thread THREADID\n");
- printf ("\t--time=FROM-TO consider data FROM seconds from startup up to TO seconds\n");
- printf ("\t--verbose increase verbosity level\n");
- printf ("\t--debug display decoding debug info for mprof-report devs\n");
- printf ("\t--coverage-out=FILE write the coverage info to FILE as XML\n");
-}
-
-int
-main (int argc, char *argv[])
-{
- ProfContext *ctx;
- int i;
- outfile = stdout;
- for (i = 1; i < argc; ++i) {
- if (strcmp ("--debug", argv [i]) == 0) {
- debug++;
- } else if (strcmp ("--help", argv [i]) == 0) {
- usage ();
- return 0;
- } else if (strncmp ("--alloc-sort=", argv [i], 13) == 0) {
- const char *val = argv [i] + 13;
- if (strcmp (val, "bytes") == 0) {
- alloc_sort_mode = ALLOC_SORT_BYTES;
- } else if (strcmp (val, "count") == 0) {
- alloc_sort_mode = ALLOC_SORT_COUNT;
- } else {
- usage ();
- return 1;
- }
- } else if (strncmp ("--method-sort=", argv [i], 14) == 0) {
- const char *val = argv [i] + 14;
- if (strcmp (val, "total") == 0) {
- method_sort_mode = METHOD_SORT_TOTAL;
- } else if (strcmp (val, "self") == 0) {
- method_sort_mode = METHOD_SORT_SELF;
- } else if (strcmp (val, "calls") == 0) {
- method_sort_mode = METHOD_SORT_CALLS;
- } else {
- usage ();
- return 1;
- }
- } else if (strncmp ("--counters-sort=", argv [i], 16) == 0) {
- const char *val = argv [i] + 16;
- if (strcmp (val, "time") == 0) {
- counters_sort_mode = COUNTERS_SORT_TIME;
- } else if (strcmp (val, "category") == 0) {
- counters_sort_mode = COUNTERS_SORT_CATEGORY;
- } else {
- usage ();
- return 1;
- }
- } else if (strncmp ("--reports=", argv [i], 10) == 0) {
- const char *val = argv [i] + 10;
- if (!print_reports (NULL, val, 1)) {
- usage ();
- return 1;
- }
- reports = val;
- } else if (strncmp ("--out=", argv [i], 6) == 0) {
- const char *val = argv [i] + 6;
- outfile = fopen (val, "w");
- if (!outfile) {
- printf ("Cannot open output file: %s\n", val);
- return 1;
- }
- } else if (strncmp ("--maxframes=", argv [i], 12) == 0) {
- const char *val = argv [i] + 12;
- char *vale;
- trace_max = strtoul (val, &vale, 10);
- } else if (strncmp ("--find=", argv [i], 7) == 0) {
- const char *val = argv [i] + 7;
- if (!add_find_spec (val)) {
- usage ();
- return 1;
- }
- } else if (strncmp ("--track=", argv [i], 8) == 0) {
- const char *val = argv [i] + 8;
- char *vale;
- while (*val) {
- uintptr_t tracked_obj;
- if (*val == ',') {
- val++;
- continue;
- }
- tracked_obj = strtoul (val, &vale, 0);
- found_object (tracked_obj);
- val = vale;
- }
- } else if (strncmp ("--thread=", argv [i], 9) == 0) {
- const char *val = argv [i] + 9;
- char *vale;
- thread_filter = strtoul (val, &vale, 0);
- } else if (strncmp ("--time=", argv [i], 7) == 0) {
- char *val = pstrdup (argv [i] + 7);
- double from_secs, to_secs;
- char *top = strchr (val, '-');
- if (!top) {
- usage ();
- return 1;
- }
- *top++ = 0;
- from_secs = atof (val);
- to_secs = atof (top);
- g_free (val);
- if (from_secs > to_secs) {
- usage ();
- return 1;
- }
- time_from = from_secs * 1000000000;
- time_to = to_secs * 1000000000;
- use_time_filter = 1;
- } else if (strcmp ("--verbose", argv [i]) == 0) {
- verbose++;
- } else if (strcmp ("--traces", argv [i]) == 0) {
- show_traces = 1;
- collect_traces = 1;
- } else if (strncmp ("--coverage-out=", argv [i], 15) == 0) {
- const char *val = argv [i] + 15;
- coverage_outfile = fopen (val, "w");
- if (!coverage_outfile) {
- printf ("Cannot open output file: %s\n", val);
- return 1;
- }
- } else {
- break;
- }
- }
- if (i >= argc) {
- usage ();
- return 2;
- }
- ctx = load_file (argv [i]);
- if (!ctx) {
- printf ("Not a log profiler data file (or unsupported version).\n");
- return 1;
- }
- while (decode_buffer (ctx));
- flush_context (ctx);
- if (num_tracked_objects)
- return 0;
- print_reports (ctx, reports, 0);
- return 0;
-}
--- /dev/null
+/*
+ * mprof-report.c: mprof-report program source: decode and analyze the log profiler data
+ *
+ * Authors:
+ * Paolo Molaro (lupus@ximian.com)
+ * Alex Rønne Petersen (alexrp@xamarin.com)
+ *
+ * Copyright 2010 Novell, Inc (http://www.novell.com)
+ * Licensed under the MIT license. See LICENSE file in the project root for full license information.
+ */
+
+/*
+ * The Coverage XML output schema
+ * <coverage>
+ * <assembly/>
+ * <class/>
+ * <method>
+ * <statement/>
+ * </method>
+ * </coverage>
+ *
+ * Elements:
+ * <coverage> - The root element of the documentation. It can contain any number of
+ * <assembly>, <class> or <method> elements.
+ * Attributes:
+ * - version: The version number for the file format - (eg: "0.3")
+ * <assembly> - Contains data about assemblies. Has no child elements
+ * Attributes:
+ * - name: The name of the assembly - (eg: "System.Xml")
+ * - guid: The GUID of the assembly
+ * - filename: The filename of the assembly
+ * - method-count: The number of methods in the assembly
+ * - full: The number of fully covered methods
+ * - partial: The number of partially covered methods
+ * <class> - Contains data about classes. Has no child elements
+ * Attributes:
+ * - name: The name of the class
+ * - method-count: The number of methods in the class
+ * - full: The number of fully covered methods
+ * - partial: The number of partially covered methods
+ * <method> - Contains data about methods. Can contain any number of <statement> elements
+ * Attributes:
+ * - assembly: The name of the parent assembly
+ * - class: The name of the parent class
+ * - name: The name of the method, with all it's parameters
+ * - filename: The name of the source file containing this method
+ * - token
+ * <statement> - Contains data about IL statements. Has no child elements
+ * Attributes:
+ * - offset: The offset of the statement in the IL code after the previous
+ * statement's offset
+ * - counter: 1 if the line was covered, 0 if it was not
+ * - line: The line number in the parent method's file
+ * - column: The column on the line
+ */
+#include <config.h>
+#include "mono-profiler-log.h"
+#include <string.h>
+#include <assert.h>
+#include <stdio.h>
+#include <time.h>
+#if !defined(__APPLE__) && !defined(__FreeBSD__)
+#include <malloc.h>
+#endif
+#include <unistd.h>
+#include <stdlib.h>
+#if defined (HAVE_SYS_ZLIB)
+#include <zlib.h>
+#endif
+#include <glib.h>
+#include <mono/metadata/profiler.h>
+#include <mono/metadata/object.h>
+#include <mono/metadata/debug-helpers.h>
+#include <mono/utils/mono-counters.h>
+
+#define HASH_SIZE 9371
+#define SMALL_HASH_SIZE 31
+
+#if defined(__native_client__) || defined(__native_client_codegen__)
+volatile int __nacl_thread_suspension_needed = 0;
+void __nacl_suspend_thread_if_needed() {}
+#endif
+
+static int debug = 0;
+static int collect_traces = 0;
+static int show_traces = 0;
+static int trace_max = 6;
+static int verbose = 0;
+static uintptr_t *tracked_objects = 0;
+static int num_tracked_objects = 0;
+static uintptr_t thread_filter = 0;
+static uint64_t find_size = 0;
+static const char* find_name = NULL;
+static uint64_t time_from = 0;
+static uint64_t time_to = 0xffffffffffffffffULL;
+static int use_time_filter = 0;
+static uint64_t startup_time = 0;
+static FILE* outfile = NULL;
+static FILE* coverage_outfile = NULL;
+
+static int32_t
+read_int16 (unsigned char *p)
+{
+ int32_t value = *p++;
+ value |= (*p++) << 8;
+ return value;
+}
+
+static int32_t
+read_int32 (unsigned char *p)
+{
+ int32_t value = *p++;
+ value |= (*p++) << 8;
+ value |= (*p++) << 16;
+ value |= (uint32_t)(*p++) << 24;
+ return value;
+}
+
+static int64_t
+read_int64 (unsigned char *p)
+{
+ uint64_t value = *p++;
+ value |= (*p++) << 8;
+ value |= (*p++) << 16;
+ value |= (uint64_t)(*p++) << 24;
+ value |= (uint64_t)(*p++) << 32;
+ value |= (uint64_t)(*p++) << 40;
+ value |= (uint64_t)(*p++) << 48;
+ value |= (uint64_t)(*p++) << 54;
+ return value;
+}
+
+static char*
+pstrdup (const char *s)
+{
+ int len = strlen (s) + 1;
+ char *p = (char *)malloc (len);
+ memcpy (p, s, len);
+ return p;
+}
+
+typedef struct _CounterValue CounterValue;
+struct _CounterValue {
+ uint64_t timestamp;
+ unsigned char *buffer;
+ CounterValue *next;
+};
+
+typedef struct _Counter Counter;
+struct _Counter {
+ int index;
+ const char *section;
+ const char *name;
+ int type;
+ int unit;
+ int variance;
+ CounterValue *values;
+ CounterValue *values_last;
+};
+
+typedef struct _CounterList CounterList;
+struct _CounterList {
+ Counter *counter;
+ CounterList *next;
+};
+
+typedef struct _CounterSection CounterSection;
+struct _CounterSection {
+ const char *value;
+ CounterList *counters;
+ CounterList *counters_last;
+ CounterSection *next;
+};
+
+typedef struct _CounterTimestamp CounterTimestamp;
+struct _CounterTimestamp {
+ uint64_t value;
+ CounterSection *sections;
+ CounterSection *sections_last;
+ CounterTimestamp *next;
+};
+
+static CounterList *counters = NULL;
+static CounterSection *counters_sections = NULL;
+static CounterTimestamp *counters_timestamps = NULL;
+
+enum {
+ COUNTERS_SORT_TIME,
+ COUNTERS_SORT_CATEGORY
+};
+
+static int counters_sort_mode = COUNTERS_SORT_TIME;
+
+static void
+add_counter_to_section (Counter *counter)
+{
+ CounterSection *csection, *s;
+ CounterList *clist;
+
+ clist = (CounterList *)calloc (1, sizeof (CounterList));
+ clist->counter = counter;
+
+ for (csection = counters_sections; csection; csection = csection->next) {
+ if (strcmp (csection->value, counter->section) == 0) {
+ /* If section exist */
+ if (!csection->counters)
+ csection->counters = clist;
+ else
+ csection->counters_last->next = clist;
+ csection->counters_last = clist;
+ return;
+ }
+ }
+
+ /* If section does not exist */
+ csection = (CounterSection *)calloc (1, sizeof (CounterSection));
+ csection->value = counter->section;
+ csection->counters = clist;
+ csection->counters_last = clist;
+
+ if (!counters_sections) {
+ counters_sections = csection;
+ } else {
+ s = counters_sections;
+ while (s->next)
+ s = s->next;
+ s->next = csection;
+ }
+}
+
+static void
+add_counter (const char *section, const char *name, int type, int unit, int variance, int index)
+{
+ CounterList *list, *l;
+ Counter *counter;
+
+ for (list = counters; list; list = list->next)
+ if (list->counter->index == index)
+ return;
+
+ counter = (Counter *)calloc (1, sizeof (Counter));
+ counter->section = section;
+ counter->name = name;
+ counter->type = type;
+ counter->unit = unit;
+ counter->variance = variance;
+ counter->index = index;
+
+ list = (CounterList *)calloc (1, sizeof (CounterList));
+ list->counter = counter;
+
+ if (!counters) {
+ counters = list;
+ } else {
+ l = counters;
+ while (l->next)
+ l = l->next;
+ l->next = list;
+ }
+
+ if (counters_sort_mode == COUNTERS_SORT_CATEGORY || !verbose)
+ add_counter_to_section (counter);
+}
+
+static void
+add_counter_to_timestamp (uint64_t timestamp, Counter *counter)
+{
+ CounterTimestamp *ctimestamp, *t;
+ CounterSection *csection;
+ CounterList *clist;
+
+ clist = (CounterList *)calloc (1, sizeof (CounterList));
+ clist->counter = counter;
+
+ for (ctimestamp = counters_timestamps; ctimestamp; ctimestamp = ctimestamp->next) {
+ if (ctimestamp->value == timestamp) {
+ for (csection = ctimestamp->sections; csection; csection = csection->next) {
+ if (strcmp (csection->value, counter->section) == 0) {
+ /* if timestamp exist and section exist */
+ if (!csection->counters)
+ csection->counters = clist;
+ else
+ csection->counters_last->next = clist;
+ csection->counters_last = clist;
+ return;
+ }
+ }
+
+ /* if timestamp exist and section does not exist */
+ csection = (CounterSection *)calloc (1, sizeof (CounterSection));
+ csection->value = counter->section;
+ csection->counters = clist;
+ csection->counters_last = clist;
+
+ if (!ctimestamp->sections)
+ ctimestamp->sections = csection;
+ else
+ ctimestamp->sections_last->next = csection;
+ ctimestamp->sections_last = csection;
+ return;
+ }
+ }
+
+ /* If timestamp do not exist and section does not exist */
+ csection = (CounterSection *)calloc (1, sizeof (CounterSection));
+ csection->value = counter->section;
+ csection->counters = clist;
+ csection->counters_last = clist;
+
+ ctimestamp = (CounterTimestamp *)calloc (1, sizeof (CounterTimestamp));
+ ctimestamp->value = timestamp;
+ ctimestamp->sections = csection;
+ ctimestamp->sections_last = csection;
+
+ if (!counters_timestamps) {
+ counters_timestamps = ctimestamp;
+ } else {
+ t = counters_timestamps;
+ while (t->next)
+ t = t->next;
+ t->next = ctimestamp;
+ }
+}
+
+static void
+add_counter_value (int index, CounterValue *value)
+{
+ CounterList *list;
+
+ for (list = counters; list; list = list->next) {
+ if (list->counter->index == index) {
+ if (!list->counter->values)
+ list->counter->values = value;
+ else
+ list->counter->values_last->next = value;
+ list->counter->values_last = value;
+
+ if (counters_sort_mode == COUNTERS_SORT_TIME)
+ add_counter_to_timestamp (value->timestamp, list->counter);
+
+ return;
+ }
+ }
+}
+
+static const char*
+section_name (int section)
+{
+ switch (section) {
+ case MONO_COUNTER_JIT: return "Mono JIT";
+ case MONO_COUNTER_GC: return "Mono GC";
+ case MONO_COUNTER_METADATA: return "Mono Metadata";
+ case MONO_COUNTER_GENERICS: return "Mono Generics";
+ case MONO_COUNTER_SECURITY: return "Mono Security";
+ case MONO_COUNTER_RUNTIME: return "Mono Runtime";
+ case MONO_COUNTER_SYSTEM: return "Mono System";
+ case MONO_COUNTER_PROFILER: return "Mono Profiler";
+ default: return "<unknown>";
+ }
+}
+
+static const char*
+type_name (int type)
+{
+ switch (type) {
+ case MONO_COUNTER_INT: return "Int";
+ case MONO_COUNTER_UINT: return "UInt";
+ case MONO_COUNTER_WORD: return "Word";
+ case MONO_COUNTER_LONG: return "Long";
+ case MONO_COUNTER_ULONG: return "ULong";
+ case MONO_COUNTER_DOUBLE: return "Double";
+ case MONO_COUNTER_STRING: return "String";
+ case MONO_COUNTER_TIME_INTERVAL: return "Time Interval";
+ default: return "<unknown>";
+ }
+}
+
+static const char*
+unit_name (int unit)
+{
+ switch (unit) {
+ case MONO_COUNTER_RAW: return "Raw";
+ case MONO_COUNTER_BYTES: return "Bytes";
+ case MONO_COUNTER_TIME: return "Time";
+ case MONO_COUNTER_COUNT: return "Count";
+ case MONO_COUNTER_PERCENTAGE: return "Percentage";
+ default: return "<unknown>";
+ }
+}
+
+static const char*
+variance_name (int variance)
+{
+ switch (variance) {
+ case MONO_COUNTER_MONOTONIC: return "Monotonic";
+ case MONO_COUNTER_CONSTANT: return "Constant";
+ case MONO_COUNTER_VARIABLE: return "Variable";
+ default: return "<unknown>";
+ }
+}
+
+static void
+dump_counters_value (Counter *counter, const char *key_format, const char *key, void *value)
+{
+ char format[32];
+
+ if (value == NULL) {
+ snprintf (format, sizeof (format), "%s : %%s\n", key_format);
+ fprintf (outfile, format, key, "<null>");
+ } else {
+ switch (counter->type) {
+ case MONO_COUNTER_INT:
+#if SIZEOF_VOID_P == 4
+ case MONO_COUNTER_WORD:
+#endif
+ snprintf (format, sizeof (format), "%s : %%d\n", key_format);
+ fprintf (outfile, format, key, *(int32_t*)value);
+ break;
+ case MONO_COUNTER_UINT:
+ snprintf (format, sizeof (format), "%s : %%u\n", key_format);
+ fprintf (outfile, format, key, *(uint32_t*)value);
+ break;
+ case MONO_COUNTER_LONG:
+#if SIZEOF_VOID_P == 8
+ case MONO_COUNTER_WORD:
+#endif
+ case MONO_COUNTER_TIME_INTERVAL:
+ if (counter->type == MONO_COUNTER_LONG && counter->unit == MONO_COUNTER_TIME) {
+ snprintf (format, sizeof (format), "%s : %%0.3fms\n", key_format);
+ fprintf (outfile, format, key, (double)*(int64_t*)value / 10000.0);
+ } else if (counter->type == MONO_COUNTER_TIME_INTERVAL) {
+ snprintf (format, sizeof (format), "%s : %%0.3fms\n", key_format);
+ fprintf (outfile, format, key, (double)*(int64_t*)value / 1000.0);
+ } else {
+ snprintf (format, sizeof (format), "%s : %%u\n", key_format);
+ fprintf (outfile, format, key, *(int64_t*)value);
+ }
+ break;
+ case MONO_COUNTER_ULONG:
+ snprintf (format, sizeof (format), "%s : %%llu\n", key_format);
+ fprintf (outfile, format, key, *(uint64_t*)value);
+ break;
+ case MONO_COUNTER_DOUBLE:
+ snprintf (format, sizeof (format), "%s : %%f\n", key_format);
+ fprintf (outfile, format, key, *(double*)value);
+ break;
+ case MONO_COUNTER_STRING:
+ snprintf (format, sizeof (format), "%s : %%s\n", key_format);
+ fprintf (outfile, format, key, *(char*)value);
+ break;
+ }
+ }
+}
+
+static void
+dump_counters (void)
+{
+ Counter *counter;
+ CounterValue *cvalue;
+ CounterTimestamp *ctimestamp;
+ CounterSection *csection;
+ CounterList *clist;
+ char strtimestamp[17];
+ int i, section_printed;
+
+ fprintf (outfile, "\nCounters:\n");
+
+ if (!verbose) {
+ char counters_to_print[][64] = {
+ "Methods from AOT",
+ "Methods JITted using mono JIT",
+ "Methods JITted using LLVM",
+ "Total time spent JITting (sec)",
+ "User Time",
+ "System Time",
+ "Total Time",
+ "Working Set",
+ "Private Bytes",
+ "Virtual Bytes",
+ "Page Faults",
+ "CPU Load Average - 1min",
+ "CPU Load Average - 5min",
+ "CPU Load Average - 15min",
+ ""
+ };
+
+ for (csection = counters_sections; csection; csection = csection->next) {
+ section_printed = 0;
+
+ for (clist = csection->counters; clist; clist = clist->next) {
+ counter = clist->counter;
+ if (!counter->values_last)
+ continue;
+
+ for (i = 0; counters_to_print [i][0] != 0; i++) {
+ if (strcmp (counters_to_print [i], counter->name) == 0) {
+ if (!section_printed) {
+ fprintf (outfile, "\t%s:\n", csection->value);
+ section_printed = 1;
+ }
+
+ dump_counters_value (counter, "\t\t%-30s", counter->name, counter->values_last->buffer);
+ break;
+ }
+ }
+ }
+ }
+ } else if (counters_sort_mode == COUNTERS_SORT_TIME) {
+ for (ctimestamp = counters_timestamps; ctimestamp; ctimestamp = ctimestamp->next) {
+ fprintf (outfile, "\t%llu:%02llu:%02llu:%02llu.%03llu:\n",
+ (unsigned long long) (ctimestamp->value / 1000 / 60 / 60 / 24 % 1000),
+ (unsigned long long) (ctimestamp->value / 1000 / 60 / 60 % 24),
+ (unsigned long long) (ctimestamp->value / 1000 / 60 % 60),
+ (unsigned long long) (ctimestamp->value / 1000 % 60),
+ (unsigned long long) (ctimestamp->value % 1000));
+
+ for (csection = ctimestamp->sections; csection; csection = csection->next) {
+ fprintf (outfile, "\t\t%s:\n", csection->value);
+
+ for (clist = csection->counters; clist; clist = clist->next) {
+ counter = clist->counter;
+ for (cvalue = counter->values; cvalue; cvalue = cvalue->next) {
+ if (cvalue->timestamp != ctimestamp->value)
+ continue;
+
+ dump_counters_value (counter, "\t\t\t%-30s", counter->name, cvalue->buffer);
+ }
+ }
+ }
+ }
+ } else if (counters_sort_mode == COUNTERS_SORT_CATEGORY) {
+ for (csection = counters_sections; csection; csection = csection->next) {
+ fprintf (outfile, "\t%s:\n", csection->value);
+
+ for (clist = csection->counters; clist; clist = clist->next) {
+ counter = clist->counter;
+ fprintf (outfile, "\t\t%s: [type: %s, unit: %s, variance: %s]\n",
+ counter->name, type_name (counter->type), unit_name (counter->unit), variance_name (counter->variance));
+
+ for (cvalue = counter->values; cvalue; cvalue = cvalue->next) {
+ snprintf (strtimestamp, sizeof (strtimestamp), "%llu:%02llu:%02llu:%02llu.%03llu",
+ (unsigned long long) (cvalue->timestamp / 1000 / 60 / 60 / 24 % 1000),
+ (unsigned long long) (cvalue->timestamp / 1000 / 60 / 60 % 24),
+ (unsigned long long) (cvalue->timestamp / 1000 / 60 % 60),
+ (unsigned long long) (cvalue->timestamp / 1000 % 60),
+ (unsigned long long) (cvalue->timestamp % 1000));
+
+ dump_counters_value (counter, "\t\t\t%s", strtimestamp, cvalue->buffer);
+ }
+ }
+ }
+ }
+}
+
+static int num_images;
+typedef struct _ImageDesc ImageDesc;
+struct _ImageDesc {
+ ImageDesc *next;
+ intptr_t image;
+ char *filename;
+};
+
+static ImageDesc* image_hash [SMALL_HASH_SIZE] = {0};
+
+static void
+add_image (intptr_t image, char *name)
+{
+ int slot = ((image >> 2) & 0xffff) % SMALL_HASH_SIZE;
+ ImageDesc *cd = (ImageDesc *)malloc (sizeof (ImageDesc));
+ cd->image = image;
+ cd->filename = pstrdup (name);
+ cd->next = image_hash [slot];
+ image_hash [slot] = cd;
+ num_images++;
+}
+
+static int num_assemblies;
+
+typedef struct _AssemblyDesc AssemblyDesc;
+struct _AssemblyDesc {
+ AssemblyDesc *next;
+ intptr_t assembly;
+ char *asmname;
+};
+
+static AssemblyDesc* assembly_hash [SMALL_HASH_SIZE] = {0};
+
+static void
+add_assembly (intptr_t assembly, char *name)
+{
+ int slot = ((assembly >> 2) & 0xffff) % SMALL_HASH_SIZE;
+ AssemblyDesc *cd = (AssemblyDesc *)malloc (sizeof (AssemblyDesc));
+ cd->assembly = assembly;
+ cd->asmname = pstrdup (name);
+ cd->next = assembly_hash [slot];
+ assembly_hash [slot] = cd;
+ num_assemblies++;
+}
+
+typedef struct _BackTrace BackTrace;
+typedef struct {
+ uint64_t count;
+ BackTrace *bt;
+} CallContext;
+
+typedef struct {
+ int count;
+ int size;
+ CallContext *traces;
+} TraceDesc;
+
+typedef struct _ClassDesc ClassDesc;
+struct _ClassDesc {
+ ClassDesc *next;
+ intptr_t klass;
+ char *name;
+ intptr_t allocs;
+ uint64_t alloc_size;
+ TraceDesc traces;
+};
+
+static ClassDesc* class_hash [HASH_SIZE] = {0};
+static int num_classes = 0;
+
+static ClassDesc*
+add_class (intptr_t klass, const char *name)
+{
+ int slot = ((klass >> 2) & 0xffff) % HASH_SIZE;
+ ClassDesc *cd;
+ cd = class_hash [slot];
+ while (cd && cd->klass != klass)
+ cd = cd->next;
+ /* we resolved an unknown class (unless we had the code unloaded) */
+ if (cd) {
+ /*printf ("resolved unknown: %s\n", name);*/
+ g_free (cd->name);
+ cd->name = pstrdup (name);
+ return cd;
+ }
+ cd = (ClassDesc *)calloc (sizeof (ClassDesc), 1);
+ cd->klass = klass;
+ cd->name = pstrdup (name);
+ cd->next = class_hash [slot];
+ cd->allocs = 0;
+ cd->alloc_size = 0;
+ cd->traces.count = 0;
+ cd->traces.size = 0;
+ cd->traces.traces = NULL;
+ class_hash [slot] = cd;
+ num_classes++;
+ return cd;
+}
+
+static ClassDesc *
+lookup_class (intptr_t klass)
+{
+ int slot = ((klass >> 2) & 0xffff) % HASH_SIZE;
+ ClassDesc *cd = class_hash [slot];
+ while (cd && cd->klass != klass)
+ cd = cd->next;
+ if (!cd) {
+ char buf [128];
+ snprintf (buf, sizeof (buf), "unresolved class %p", (void*)klass);
+ return add_class (klass, buf);
+ }
+ return cd;
+}
+
+typedef struct _MethodDesc MethodDesc;
+struct _MethodDesc {
+ MethodDesc *next;
+ intptr_t method;
+ char *name;
+ intptr_t code;
+ int len;
+ int recurse_count;
+ int sample_hits;
+ int ignore_jit; /* when this is set, we collect the metadata but don't count this method fot jit time and code size, when filtering events */
+ uint64_t calls;
+ uint64_t total_time;
+ uint64_t callee_time;
+ uint64_t self_time;
+ TraceDesc traces;
+};
+
+static MethodDesc* method_hash [HASH_SIZE] = {0};
+static int num_methods = 0;
+
+static MethodDesc*
+add_method (intptr_t method, const char *name, intptr_t code, int len)
+{
+ int slot = ((method >> 2) & 0xffff) % HASH_SIZE;
+ MethodDesc *cd;
+ cd = method_hash [slot];
+ while (cd && cd->method != method)
+ cd = cd->next;
+ /* we resolved an unknown method (unless we had the code unloaded) */
+ if (cd) {
+ cd->code = code;
+ cd->len = len;
+ /*printf ("resolved unknown: %s\n", name);*/
+ g_free (cd->name);
+ cd->name = pstrdup (name);
+ return cd;
+ }
+ cd = (MethodDesc *)calloc (sizeof (MethodDesc), 1);
+ cd->method = method;
+ cd->name = pstrdup (name);
+ cd->code = code;
+ cd->len = len;
+ cd->calls = 0;
+ cd->total_time = 0;
+ cd->traces.count = 0;
+ cd->traces.size = 0;
+ cd->traces.traces = NULL;
+ cd->next = method_hash [slot];
+ method_hash [slot] = cd;
+ num_methods++;
+ return cd;
+}
+
+static MethodDesc *
+lookup_method (intptr_t method)
+{
+ int slot = ((method >> 2) & 0xffff) % HASH_SIZE;
+ MethodDesc *cd = method_hash [slot];
+ while (cd && cd->method != method)
+ cd = cd->next;
+ if (!cd) {
+ char buf [128];
+ snprintf (buf, sizeof (buf), "unknown method %p", (void*)method);
+ return add_method (method, buf, 0, 0);
+ }
+ return cd;
+}
+
+static int num_stat_samples = 0;
+static int size_stat_samples = 0;
+uintptr_t *stat_samples = NULL;
+int *stat_sample_desc = NULL;
+
+static void
+add_stat_sample (int type, uintptr_t ip) {
+ if (num_stat_samples == size_stat_samples) {
+ size_stat_samples *= 2;
+ if (!size_stat_samples)
+ size_stat_samples = 32;
+ stat_samples = (uintptr_t *)realloc (stat_samples, size_stat_samples * sizeof (uintptr_t));
+ stat_sample_desc = (int *)realloc (stat_sample_desc, size_stat_samples * sizeof (int));
+ }
+ stat_samples [num_stat_samples] = ip;
+ stat_sample_desc [num_stat_samples++] = type;
+}
+
+static MethodDesc*
+lookup_method_by_ip (uintptr_t ip)
+{
+ int i;
+ MethodDesc* m;
+ /* dumb */
+ for (i = 0; i < HASH_SIZE; ++i) {
+ m = method_hash [i];
+ while (m) {
+ //printf ("checking %p against %p-%p\n", (void*)ip, (void*)(m->code), (void*)(m->code + m->len));
+ if (ip >= (uintptr_t)m->code && ip < (uintptr_t)m->code + m->len) {
+ return m;
+ }
+ m = m->next;
+ }
+ }
+ return NULL;
+}
+
+static int
+compare_method_samples (const void *a, const void *b)
+{
+ MethodDesc *const *A = (MethodDesc *const *)a;
+ MethodDesc *const *B = (MethodDesc *const *)b;
+ if ((*A)->sample_hits == (*B)->sample_hits)
+ return 0;
+ if ((*B)->sample_hits < (*A)->sample_hits)
+ return -1;
+ return 1;
+}
+
+typedef struct _UnmanagedSymbol UnmanagedSymbol;
+struct _UnmanagedSymbol {
+ UnmanagedSymbol *parent;
+ char *name;
+ int is_binary;
+ uintptr_t addr;
+ uintptr_t size;
+ uintptr_t sample_hits;
+};
+
+static UnmanagedSymbol **usymbols = NULL;
+static int usymbols_size = 0;
+static int usymbols_num = 0;
+
+static int
+compare_usymbol_addr (const void *a, const void *b)
+{
+ UnmanagedSymbol *const *A = (UnmanagedSymbol *const *)a;
+ UnmanagedSymbol *const *B = (UnmanagedSymbol *const *)b;
+ if ((*B)->addr == (*A)->addr)
+ return 0;
+ if ((*B)->addr > (*A)->addr)
+ return -1;
+ return 1;
+}
+
+static int
+compare_usymbol_samples (const void *a, const void *b)
+{
+ UnmanagedSymbol *const *A = (UnmanagedSymbol *const *)a;
+ UnmanagedSymbol *const *B = (UnmanagedSymbol *const *)b;
+ if ((*B)->sample_hits == (*A)->sample_hits)
+ return 0;
+ if ((*B)->sample_hits < (*A)->sample_hits)
+ return -1;
+ return 1;
+}
+
+static void
+add_unmanaged_symbol (uintptr_t addr, char *name, uintptr_t size)
+{
+ UnmanagedSymbol *sym;
+ if (usymbols_num == usymbols_size) {
+ int new_size = usymbols_size * 2;
+ if (!new_size)
+ new_size = 16;
+ usymbols = (UnmanagedSymbol **)realloc (usymbols, sizeof (void*) * new_size);
+ usymbols_size = new_size;
+ }
+ sym = (UnmanagedSymbol *)calloc (sizeof (UnmanagedSymbol), 1);
+ sym->addr = addr;
+ sym->name = name;
+ sym->size = size;
+ usymbols [usymbols_num++] = sym;
+}
+
+/* only valid after the symbols are sorted */
+static UnmanagedSymbol*
+lookup_unmanaged_symbol (uintptr_t addr)
+{
+ int r = usymbols_num - 1;
+ int l = 0;
+ UnmanagedSymbol *sym;
+ int last_best = -1;
+ while (r >= l) {
+ int m = (l + r) / 2;
+ sym = usymbols [m];
+ if (addr == sym->addr)
+ return sym;
+ if (addr < sym->addr) {
+ r = m - 1;
+ } else if (addr > sym->addr) {
+ l = m + 1;
+ last_best = m;
+ }
+ }
+ if (last_best >= 0 && (addr - usymbols [last_best]->addr) < 4096)
+ return usymbols [last_best];
+ return NULL;
+}
+
+/* we use the same structure for binaries */
+static UnmanagedSymbol **ubinaries = NULL;
+static int ubinaries_size = 0;
+static int ubinaries_num = 0;
+
+static void
+add_unmanaged_binary (uintptr_t addr, char *name, uintptr_t size)
+{
+ UnmanagedSymbol *sym;
+ if (ubinaries_num == ubinaries_size) {
+ int new_size = ubinaries_size * 2;
+ if (!new_size)
+ new_size = 16;
+ ubinaries = (UnmanagedSymbol **)realloc (ubinaries, sizeof (void*) * new_size);
+ ubinaries_size = new_size;
+ }
+ sym = (UnmanagedSymbol *)calloc (sizeof (UnmanagedSymbol), 1);
+ sym->addr = addr;
+ sym->name = name;
+ sym->size = size;
+ sym->is_binary = 1;
+ ubinaries [ubinaries_num++] = sym;
+}
+
+static UnmanagedSymbol*
+lookup_unmanaged_binary (uintptr_t addr)
+{
+ int i;
+ for (i = 0; i < ubinaries_num; ++i) {
+ UnmanagedSymbol *ubin = ubinaries [i];
+ if (addr >= ubin->addr && addr < ubin->addr + ubin->size) {
+ return ubin;
+ }
+ }
+ return NULL;
+}
+
+static const char*
+sample_type_name (int type)
+{
+ switch (type) {
+ case SAMPLE_CYCLES: return "cycles";
+ case SAMPLE_INSTRUCTIONS: return "instructions retired";
+ case SAMPLE_CACHE_MISSES: return "cache misses";
+ case SAMPLE_CACHE_REFS: return "cache references";
+ case SAMPLE_BRANCHES: return "executed branches";
+ case SAMPLE_BRANCH_MISSES: return "unpredicted branches";
+ }
+ return "unknown";
+}
+
+static void
+set_usym_parent (UnmanagedSymbol** cachedus, int count)
+{
+ int i;
+ for (i = 0; i < count; ++i) {
+ UnmanagedSymbol *ubin = lookup_unmanaged_binary (cachedus [i]->addr);
+ if (ubin == cachedus [i])
+ continue;
+ cachedus [i]->parent = ubin;
+ }
+}
+
+static void
+print_usym (UnmanagedSymbol* um)
+{
+ if (um->parent)
+ fprintf (outfile, "\t%6zd %6.2f %-36s in %s\n", um->sample_hits, um->sample_hits*100.0/num_stat_samples, um->name, um->parent->name);
+ else
+ fprintf (outfile, "\t%6zd %6.2f %s\n", um->sample_hits, um->sample_hits*100.0/num_stat_samples, um->name);
+}
+
+static int
+sym_percent (uintptr_t sample_hits)
+{
+ double pc;
+ if (verbose)
+ return 1;
+ pc = sample_hits*100.0/num_stat_samples;
+ return pc >= 0.1;
+}
+
+static void
+dump_samples (void)
+{
+ int i, u;
+ int count = 0, msize = 0;
+ int unmanaged_hits = 0;
+ int unresolved_hits = 0;
+ MethodDesc** cachedm = NULL;
+ int ucount = 0, usize = 0;
+ UnmanagedSymbol** cachedus = NULL;
+ if (!num_stat_samples)
+ return;
+ qsort (usymbols, usymbols_num, sizeof (UnmanagedSymbol*), compare_usymbol_addr);
+ for (i = 0; i < num_stat_samples; ++i) {
+ MethodDesc *m = lookup_method_by_ip (stat_samples [i]);
+ if (m) {
+ if (!m->sample_hits) {
+ if (count == msize) {
+ msize *= 2;
+ if (!msize)
+ msize = 4;
+ cachedm = (MethodDesc **)realloc (cachedm, sizeof (void*) * msize);
+ }
+ cachedm [count++] = m;
+ }
+ m->sample_hits++;
+ } else {
+ UnmanagedSymbol *usym = lookup_unmanaged_symbol (stat_samples [i]);
+ if (!usym) {
+ unresolved_hits++;
+ //printf ("unmanaged hit at %p\n", (void*)stat_samples [i]);
+ usym = lookup_unmanaged_binary (stat_samples [i]);
+ }
+ if (usym) {
+ if (!usym->sample_hits) {
+ if (ucount == usize) {
+ usize *= 2;
+ if (!usize)
+ usize = 4;
+ cachedus = (UnmanagedSymbol **)realloc (cachedus, sizeof (void*) * usize);
+ }
+ cachedus [ucount++] = usym;
+ }
+ usym->sample_hits++;
+ }
+ unmanaged_hits++;
+ }
+ }
+ qsort (cachedm, count, sizeof (MethodDesc*), compare_method_samples);
+ qsort (cachedus, ucount, sizeof (UnmanagedSymbol*), compare_usymbol_samples);
+ set_usym_parent (cachedus, ucount);
+ fprintf (outfile, "\nStatistical samples summary\n");
+ fprintf (outfile, "\tSample type: %s\n", sample_type_name (stat_sample_desc [0]));
+ fprintf (outfile, "\tUnmanaged hits: %6d (%4.1f%%)\n", unmanaged_hits, (100.0*unmanaged_hits)/num_stat_samples);
+ fprintf (outfile, "\tManaged hits: %6d (%4.1f%%)\n", num_stat_samples - unmanaged_hits, (100.0*(num_stat_samples-unmanaged_hits))/num_stat_samples);
+ fprintf (outfile, "\tUnresolved hits: %6d (%4.1f%%)\n", unresolved_hits, (100.0*unresolved_hits)/num_stat_samples);
+ fprintf (outfile, "\t%6s %6s %s\n", "Hits", "%", "Method name");
+ i = 0;
+ u = 0;
+ while (i < count || u < ucount) {
+ if (i < count) {
+ MethodDesc *m = cachedm [i];
+ if (u < ucount) {
+ UnmanagedSymbol *um = cachedus [u];
+ if (um->sample_hits > m->sample_hits) {
+ if (!sym_percent (um->sample_hits))
+ break;
+ print_usym (um);
+ u++;
+ continue;
+ }
+ }
+ if (!sym_percent (m->sample_hits))
+ break;
+ fprintf (outfile, "\t%6d %6.2f %s\n", m->sample_hits, m->sample_hits*100.0/num_stat_samples, m->name);
+ i++;
+ continue;
+ }
+ if (u < ucount) {
+ UnmanagedSymbol *um = cachedus [u];
+ if (!sym_percent (um->sample_hits))
+ break;
+ print_usym (um);
+ u++;
+ continue;
+ }
+ }
+}
+
+typedef struct _HeapClassDesc HeapClassDesc;
+typedef struct {
+ HeapClassDesc *klass;
+ uint64_t count;
+} HeapClassRevRef;
+
+struct _HeapClassDesc {
+ ClassDesc *klass;
+ int64_t count;
+ int64_t total_size;
+ HeapClassRevRef *rev_hash;
+ int rev_hash_size;
+ int rev_count;
+ uintptr_t pinned_references;
+ uintptr_t root_references;
+};
+
+static int
+add_rev_class_hashed (HeapClassRevRef *rev_hash, uintptr_t size, HeapClassDesc *hklass, uint64_t value)
+{
+ uintptr_t i;
+ uintptr_t start_pos;
+ start_pos = (hklass->klass->klass >> 2) % size;
+ assert (start_pos < size);
+ i = start_pos;
+ do {
+ if (rev_hash [i].klass == hklass) {
+ rev_hash [i].count += value;
+ return 0;
+ } else if (!rev_hash [i].klass) {
+ rev_hash [i].klass = hklass;
+ rev_hash [i].count += value;
+ start_pos = 0;
+ for (i = 0; i < size; ++i)
+ if (rev_hash [i].klass && rev_hash [i].klass->klass == hklass->klass)
+ start_pos ++;
+ assert (start_pos == 1);
+ return 1;
+ }
+ /* wrap around */
+ if (++i == size)
+ i = 0;
+ } while (i != start_pos);
+ /* should not happen */
+ printf ("failed revref store\n");
+ return 0;
+}
+
+static void
+add_heap_class_rev (HeapClassDesc *from, HeapClassDesc *to)
+{
+ uintptr_t i;
+ if (to->rev_count * 2 >= to->rev_hash_size) {
+ HeapClassRevRef *n;
+ uintptr_t old_size = to->rev_hash_size;
+ to->rev_hash_size *= 2;
+ if (to->rev_hash_size == 0)
+ to->rev_hash_size = 4;
+ n = (HeapClassRevRef *)calloc (sizeof (HeapClassRevRef) * to->rev_hash_size, 1);
+ for (i = 0; i < old_size; ++i) {
+ if (to->rev_hash [i].klass)
+ add_rev_class_hashed (n, to->rev_hash_size, to->rev_hash [i].klass, to->rev_hash [i].count);
+ }
+ if (to->rev_hash)
+ g_free (to->rev_hash);
+ to->rev_hash = n;
+ }
+ to->rev_count += add_rev_class_hashed (to->rev_hash, to->rev_hash_size, from, 1);
+}
+
+typedef struct {
+ uintptr_t objaddr;
+ HeapClassDesc *hklass;
+ uintptr_t num_refs;
+ uintptr_t refs [0];
+} HeapObjectDesc;
+
+typedef struct _HeapShot HeapShot;
+struct _HeapShot {
+ HeapShot *next;
+ uint64_t timestamp;
+ int class_count;
+ int hash_size;
+ HeapClassDesc **class_hash;
+ HeapClassDesc **sorted;
+ HeapObjectDesc **objects_hash;
+ uintptr_t objects_count;
+ uintptr_t objects_hash_size;
+ uintptr_t num_roots;
+ uintptr_t *roots;
+ uintptr_t *roots_extra;
+ int *roots_types;
+};
+
+static HeapShot *heap_shots = NULL;
+static int num_heap_shots = 0;
+
+static HeapShot*
+new_heap_shot (uint64_t timestamp)
+{
+ HeapShot *hs = (HeapShot *)calloc (sizeof (HeapShot), 1);
+ hs->hash_size = 4;
+ hs->class_hash = (HeapClassDesc **)calloc (sizeof (void*), hs->hash_size);
+ hs->timestamp = timestamp;
+ num_heap_shots++;
+ hs->next = heap_shots;
+ heap_shots = hs;
+ return hs;
+}
+
+static HeapClassDesc*
+heap_class_lookup (HeapShot *hs, ClassDesc *klass)
+{
+ int i;
+ unsigned int start_pos;
+ start_pos = ((uintptr_t)klass->klass >> 2) % hs->hash_size;
+ i = start_pos;
+ do {
+ HeapClassDesc* cd = hs->class_hash [i];
+ if (!cd)
+ return NULL;
+ if (cd->klass == klass)
+ return cd;
+ /* wrap around */
+ if (++i == hs->hash_size)
+ i = 0;
+ } while (i != start_pos);
+ return NULL;
+}
+
+static int
+add_heap_hashed (HeapClassDesc **hash, HeapClassDesc **retv, uintptr_t hsize, ClassDesc *klass, uint64_t size, uint64_t count)
+{
+ uintptr_t i;
+ uintptr_t start_pos;
+ start_pos = ((uintptr_t)klass->klass >> 2) % hsize;
+ i = start_pos;
+ do {
+ if (hash [i] && hash [i]->klass == klass) {
+ hash [i]->total_size += size;
+ hash [i]->count += count;
+ *retv = hash [i];
+ return 0;
+ } else if (!hash [i]) {
+ if (*retv) {
+ hash [i] = *retv;
+ return 1;
+ }
+ hash [i] = (HeapClassDesc *)calloc (sizeof (HeapClassDesc), 1);
+ hash [i]->klass = klass;
+ hash [i]->total_size += size;
+ hash [i]->count += count;
+ *retv = hash [i];
+ return 1;
+ }
+ /* wrap around */
+ if (++i == hsize)
+ i = 0;
+ } while (i != start_pos);
+ /* should not happen */
+ printf ("failed heap class store\n");
+ return 0;
+}
+
+static HeapClassDesc*
+add_heap_shot_class (HeapShot *hs, ClassDesc *klass, uint64_t size)
+{
+ HeapClassDesc *res;
+ int i;
+ if (hs->class_count * 2 >= hs->hash_size) {
+ HeapClassDesc **n;
+ int old_size = hs->hash_size;
+ hs->hash_size *= 2;
+ if (hs->hash_size == 0)
+ hs->hash_size = 4;
+ n = (HeapClassDesc **)calloc (sizeof (void*) * hs->hash_size, 1);
+ for (i = 0; i < old_size; ++i) {
+ res = hs->class_hash [i];
+ if (hs->class_hash [i])
+ add_heap_hashed (n, &res, hs->hash_size, hs->class_hash [i]->klass, hs->class_hash [i]->total_size, hs->class_hash [i]->count);
+ }
+ if (hs->class_hash)
+ g_free (hs->class_hash);
+ hs->class_hash = n;
+ }
+ res = NULL;
+ hs->class_count += add_heap_hashed (hs->class_hash, &res, hs->hash_size, klass, size, 1);
+ //if (res->count == 1)
+ // printf ("added heap class: %s\n", res->klass->name);
+ return res;
+}
+
+static HeapObjectDesc*
+alloc_heap_obj (uintptr_t objaddr, HeapClassDesc *hklass, uintptr_t num_refs)
+{
+ HeapObjectDesc* ho = (HeapObjectDesc *)calloc (sizeof (HeapObjectDesc) + num_refs * sizeof (uintptr_t), 1);
+ ho->objaddr = objaddr;
+ ho->hklass = hklass;
+ ho->num_refs = num_refs;
+ return ho;
+}
+
+static uintptr_t
+heap_shot_find_obj_slot (HeapShot *hs, uintptr_t objaddr)
+{
+ uintptr_t i;
+ uintptr_t start_pos;
+ HeapObjectDesc **hash = hs->objects_hash;
+ start_pos = ((uintptr_t)objaddr >> 3) % hs->objects_hash_size;
+ i = start_pos;
+ do {
+ if (hash [i] && hash [i]->objaddr == objaddr) {
+ return i;
+ } else if (!hash [i]) {
+ break; /* fail */
+ }
+ /* wrap around */
+ if (++i == hs->objects_hash_size)
+ i = 0;
+ } while (i != start_pos);
+ /* should not happen */
+ //printf ("failed heap obj slot\n");
+ return -1;
+}
+
+static HeapObjectDesc*
+heap_shot_obj_add_refs (HeapShot *hs, uintptr_t objaddr, uintptr_t num, uintptr_t *ref_offset)
+{
+ HeapObjectDesc **hash = hs->objects_hash;
+ uintptr_t i = heap_shot_find_obj_slot (hs, objaddr);
+ if (i >= 0) {
+ HeapObjectDesc* ho = alloc_heap_obj (objaddr, hash [i]->hklass, hash [i]->num_refs + num);
+ *ref_offset = hash [i]->num_refs;
+ memcpy (ho->refs, hash [i]->refs, hash [i]->num_refs * sizeof (uintptr_t));
+ g_free (hash [i]);
+ hash [i] = ho;
+ return ho;
+ }
+ /* should not happen */
+ printf ("failed heap obj update\n");
+ return NULL;
+
+}
+
+static uintptr_t
+add_heap_hashed_obj (HeapObjectDesc **hash, uintptr_t hsize, HeapObjectDesc *obj)
+{
+ uintptr_t i;
+ uintptr_t start_pos;
+ start_pos = ((uintptr_t)obj->objaddr >> 3) % hsize;
+ i = start_pos;
+ do {
+ if (hash [i] && hash [i]->objaddr == obj->objaddr) {
+ printf ("duplicate object!\n");
+ return 0;
+ } else if (!hash [i]) {
+ hash [i] = obj;
+ return 1;
+ }
+ /* wrap around */
+ if (++i == hsize)
+ i = 0;
+ } while (i != start_pos);
+ /* should not happen */
+ printf ("failed heap obj store\n");
+ return 0;
+}
+
+static void
+add_heap_shot_obj (HeapShot *hs, HeapObjectDesc *obj)
+{
+ uintptr_t i;
+ if (hs->objects_count * 2 >= hs->objects_hash_size) {
+ HeapObjectDesc **n;
+ uintptr_t old_size = hs->objects_hash_size;
+ hs->objects_hash_size *= 2;
+ if (hs->objects_hash_size == 0)
+ hs->objects_hash_size = 4;
+ n = (HeapObjectDesc **)calloc (sizeof (void*) * hs->objects_hash_size, 1);
+ for (i = 0; i < old_size; ++i) {
+ if (hs->objects_hash [i])
+ add_heap_hashed_obj (n, hs->objects_hash_size, hs->objects_hash [i]);
+ }
+ if (hs->objects_hash)
+ g_free (hs->objects_hash);
+ hs->objects_hash = n;
+ }
+ hs->objects_count += add_heap_hashed_obj (hs->objects_hash, hs->objects_hash_size, obj);
+}
+
+static void
+heap_shot_resolve_reverse_refs (HeapShot *hs)
+{
+ uintptr_t i;
+ for (i = 0; i < hs->objects_hash_size; ++i) {
+ uintptr_t r;
+ HeapObjectDesc *ho = hs->objects_hash [i];
+ if (!ho)
+ continue;
+ for (r = 0; r < ho->num_refs; ++r) {
+ uintptr_t oi = heap_shot_find_obj_slot (hs, ho->refs [r]);
+ add_heap_class_rev (ho->hklass, hs->objects_hash [oi]->hklass);
+ }
+ }
+}
+
+#define MARK_GRAY 1
+#define MARK_BLACK 2
+
+static void
+heap_shot_mark_objects (HeapShot *hs)
+{
+ uintptr_t i, oi, r;
+ unsigned char *marks;
+ HeapObjectDesc *obj, *ref;
+ int marked_some;
+ uintptr_t num_marked = 0, num_unmarked;
+ for (i = 0; i < hs->num_roots; ++i) {
+ HeapClassDesc *cd;
+ oi = heap_shot_find_obj_slot (hs, hs->roots [i]);
+ if (oi == -1) {
+ continue;
+ }
+ obj = hs->objects_hash [oi];
+ cd = obj->hklass;
+ if (hs->roots_types [i] & MONO_PROFILE_GC_ROOT_PINNING)
+ cd->pinned_references++;
+ cd->root_references++;
+ }
+ if (!debug)
+ return;
+ /* consistency checks: it seems not all the objects are walked in the heap in some cases */
+ marks = (unsigned char *)calloc (hs->objects_hash_size, 1);
+ if (!marks)
+ return;
+ for (i = 0; i < hs->num_roots; ++i) {
+ oi = heap_shot_find_obj_slot (hs, hs->roots [i]);
+ if (oi == -1) {
+ fprintf (outfile, "root type 0x%x for obj %p (%s) not found in heap\n", hs->roots_types [i], (void*)hs->roots [i], lookup_class (hs->roots_extra [i])->name);
+ continue;
+ }
+ obj = hs->objects_hash [oi];
+ if (!marks [oi]) {
+ marks [oi] = obj->num_refs? MARK_GRAY: MARK_BLACK;
+ num_marked++;
+ }
+ }
+ marked_some = 1;
+ while (marked_some) {
+ marked_some = 0;
+ for (i = 0; i < hs->objects_hash_size; ++i) {
+ if (marks [i] != MARK_GRAY)
+ continue;
+ marks [i] = MARK_BLACK;
+ obj = hs->objects_hash [i];
+ for (r = 0; r < obj->num_refs; ++r) {
+ oi = heap_shot_find_obj_slot (hs, obj->refs [r]);
+ if (oi == -1) {
+ fprintf (outfile, "referenced obj %p not found in heap\n", (void*)obj->refs [r]);
+ continue;
+ }
+ ref = hs->objects_hash [oi];
+ if (!marks [oi]) {
+ marks [oi] = ref->num_refs? MARK_GRAY: MARK_BLACK;
+ }
+ }
+ marked_some++;
+ }
+ }
+
+ num_unmarked = 0;
+ for (i = 0; i < hs->objects_hash_size; ++i) {
+ if (hs->objects_hash [i] && !marks [i]) {
+ num_unmarked++;
+ fprintf (outfile, "object %p (%s) unmarked\n", (void*)hs->objects_hash [i], hs->objects_hash [i]->hklass->klass->name);
+ }
+ }
+ fprintf (outfile, "Total unmarked: %zd/%zd\n", num_unmarked, hs->objects_count);
+ g_free (marks);
+}
+
+static void
+heap_shot_free_objects (HeapShot *hs)
+{
+ uintptr_t i;
+ for (i = 0; i < hs->objects_hash_size; ++i) {
+ HeapObjectDesc *ho = hs->objects_hash [i];
+ if (ho)
+ g_free (ho);
+ }
+ if (hs->objects_hash)
+ g_free (hs->objects_hash);
+ hs->objects_hash = NULL;
+ hs->objects_hash_size = 0;
+ hs->objects_count = 0;
+}
+
+
+struct _BackTrace {
+ BackTrace *next;
+ unsigned int hash;
+ int count;
+ int id;
+ MethodDesc *methods [1];
+};
+
+static BackTrace *backtrace_hash [HASH_SIZE];
+static BackTrace **backtraces = NULL;
+static int num_backtraces = 0;
+static int next_backtrace = 0;
+
+static int
+hash_backtrace (int count, MethodDesc **methods)
+{
+ int hash = count;
+ int i;
+ for (i = 0; i < count; ++i) {
+ hash = (hash << 5) - hash + methods [i]->method;
+ }
+ return hash;
+}
+
+static int
+compare_backtrace (BackTrace *bt, int count, MethodDesc **methods)
+{
+ int i;
+ if (bt->count != count)
+ return 0;
+ for (i = 0; i < count; ++i)
+ if (methods [i] != bt->methods [i])
+ return 0;
+ return 1;
+}
+
+static BackTrace*
+add_backtrace (int count, MethodDesc **methods)
+{
+ int hash = hash_backtrace (count, methods);
+ int slot = (hash & 0xffff) % HASH_SIZE;
+ BackTrace *bt = backtrace_hash [slot];
+ while (bt) {
+ if (bt->hash == hash && compare_backtrace (bt, count, methods))
+ return bt;
+ bt = bt->next;
+ }
+ bt = (BackTrace *)malloc (sizeof (BackTrace) + ((count - 1) * sizeof (void*)));
+ bt->next = backtrace_hash [slot];
+ backtrace_hash [slot] = bt;
+ if (next_backtrace == num_backtraces) {
+ num_backtraces *= 2;
+ if (!num_backtraces)
+ num_backtraces = 16;
+ backtraces = (BackTrace **)realloc (backtraces, sizeof (void*) * num_backtraces);
+ }
+ bt->id = next_backtrace++;
+ backtraces [bt->id] = bt;
+ bt->count = count;
+ bt->hash = hash;
+ for (slot = 0; slot < count; ++slot)
+ bt->methods [slot] = methods [slot];
+
+ return bt;
+}
+
+typedef struct _MonitorDesc MonitorDesc;
+typedef struct _ThreadContext ThreadContext;
+typedef struct _DomainContext DomainContext;
+typedef struct _RemCtxContext RemCtxContext;
+
+typedef struct {
+ FILE *file;
+#if defined (HAVE_SYS_ZLIB)
+ gzFile gzfile;
+#endif
+ unsigned char *buf;
+ int size;
+ int data_version;
+ int version_major;
+ int version_minor;
+ int timer_overhead;
+ int pid;
+ int port;
+ char *args;
+ char *arch;
+ char *os;
+ uint64_t startup_time;
+ ThreadContext *threads;
+ ThreadContext *current_thread;
+ DomainContext *domains;
+ DomainContext *current_domain;
+ RemCtxContext *remctxs;
+ RemCtxContext *current_remctx;
+} ProfContext;
+
+struct _ThreadContext {
+ ThreadContext *next;
+ intptr_t thread_id;
+ char *name;
+ /* emulated stack */
+ MethodDesc **stack;
+ uint64_t *time_stack;
+ uint64_t *callee_time_stack;
+ uint64_t last_time;
+ uint64_t contention_start;
+ MonitorDesc *monitor;
+ int stack_size;
+ int stack_id;
+ HeapShot *current_heap_shot;
+ uintptr_t num_roots;
+ uintptr_t size_roots;
+ uintptr_t *roots;
+ uintptr_t *roots_extra;
+ int *roots_types;
+ uint64_t gc_start_times [3];
+};
+
+struct _DomainContext {
+ DomainContext *next;
+ intptr_t domain_id;
+ const char *friendly_name;
+};
+
+struct _RemCtxContext {
+ RemCtxContext *next;
+ intptr_t remctx_id;
+ intptr_t domain_id;
+};
+
+static void
+ensure_buffer (ProfContext *ctx, int size)
+{
+ if (ctx->size < size) {
+ ctx->buf = (unsigned char *)realloc (ctx->buf, size);
+ ctx->size = size;
+ }
+}
+
+static int
+load_data (ProfContext *ctx, int size)
+{
+ ensure_buffer (ctx, size);
+#if defined (HAVE_SYS_ZLIB)
+ if (ctx->gzfile) {
+ int r = gzread (ctx->gzfile, ctx->buf, size);
+ if (r == 0)
+ return size == 0? 1: 0;
+ return r == size;
+ } else
+#endif
+ {
+ int r = fread (ctx->buf, size, 1, ctx->file);
+ if (r == 0)
+ return size == 0? 1: 0;
+ return r;
+ }
+}
+
+static ThreadContext*
+get_thread (ProfContext *ctx, intptr_t thread_id)
+{
+ ThreadContext *thread;
+ if (ctx->current_thread && ctx->current_thread->thread_id == thread_id)
+ return ctx->current_thread;
+ thread = ctx->threads;
+ while (thread) {
+ if (thread->thread_id == thread_id) {
+ return thread;
+ }
+ thread = thread->next;
+ }
+ thread = (ThreadContext *)calloc (sizeof (ThreadContext), 1);
+ thread->next = ctx->threads;
+ ctx->threads = thread;
+ thread->thread_id = thread_id;
+ thread->last_time = 0;
+ thread->stack_id = 0;
+ thread->stack_size = 32;
+ thread->stack = (MethodDesc **)malloc (thread->stack_size * sizeof (void*));
+ thread->time_stack = (uint64_t *)malloc (thread->stack_size * sizeof (uint64_t));
+ thread->callee_time_stack = (uint64_t *)malloc (thread->stack_size * sizeof (uint64_t));
+ return thread;
+}
+
+static DomainContext *
+get_domain (ProfContext *ctx, intptr_t domain_id)
+{
+ if (ctx->current_domain && ctx->current_domain->domain_id == domain_id)
+ return ctx->current_domain;
+
+ DomainContext *domain = ctx->domains;
+
+ while (domain) {
+ if (domain->domain_id == domain_id)
+ return domain;
+
+ domain = domain->next;
+ }
+
+ domain = (DomainContext *)calloc (sizeof (DomainContext), 1);
+ domain->next = ctx->domains;
+ ctx->domains = domain;
+ domain->domain_id = domain_id;
+
+ return domain;
+}
+
+static RemCtxContext *
+get_remctx (ProfContext *ctx, intptr_t remctx_id)
+{
+ if (ctx->current_remctx && ctx->current_remctx->remctx_id == remctx_id)
+ return ctx->current_remctx;
+
+ RemCtxContext *remctx = ctx->remctxs;
+
+ while (remctx) {
+ if (remctx->remctx_id == remctx_id)
+ return remctx;
+
+ remctx = remctx->next;
+ }
+
+ remctx = (RemCtxContext *)calloc (sizeof (RemCtxContext), 1);
+ remctx->next = ctx->remctxs;
+ ctx->remctxs = remctx;
+ remctx->remctx_id = remctx_id;
+
+ return remctx;
+}
+
+static ThreadContext*
+load_thread (ProfContext *ctx, intptr_t thread_id)
+{
+ ThreadContext *thread = get_thread (ctx, thread_id);
+ ctx->current_thread = thread;
+ return thread;
+}
+
+static void
+ensure_thread_stack (ThreadContext *thread)
+{
+ if (thread->stack_id == thread->stack_size) {
+ thread->stack_size *= 2;
+ thread->stack = (MethodDesc **)realloc (thread->stack, thread->stack_size * sizeof (void*));
+ thread->time_stack = (uint64_t *)realloc (thread->time_stack, thread->stack_size * sizeof (uint64_t));
+ thread->callee_time_stack = (uint64_t *)realloc (thread->callee_time_stack, thread->stack_size * sizeof (uint64_t));
+ }
+}
+
+static int
+add_trace_hashed (CallContext *traces, int size, BackTrace *bt, uint64_t value)
+{
+ int i;
+ unsigned int start_pos;
+ start_pos = bt->hash % size;
+ i = start_pos;
+ do {
+ if (traces [i].bt == bt) {
+ traces [i].count += value;
+ return 0;
+ } else if (!traces [i].bt) {
+ traces [i].bt = bt;
+ traces [i].count += value;
+ return 1;
+ }
+ /* wrap around */
+ if (++i == size)
+ i = 0;
+ } while (i != start_pos);
+ /* should not happen */
+ printf ("failed trace store\n");
+ return 0;
+}
+
+static void
+add_trace_bt (BackTrace *bt, TraceDesc *trace, uint64_t value)
+{
+ int i;
+ if (!collect_traces)
+ return;
+ if (trace->count * 2 >= trace->size) {
+ CallContext *n;
+ int old_size = trace->size;
+ trace->size *= 2;
+ if (trace->size == 0)
+ trace->size = 4;
+ n = (CallContext *)calloc (sizeof (CallContext) * trace->size, 1);
+ for (i = 0; i < old_size; ++i) {
+ if (trace->traces [i].bt)
+ add_trace_hashed (n, trace->size, trace->traces [i].bt, trace->traces [i].count);
+ }
+ if (trace->traces)
+ g_free (trace->traces);
+ trace->traces = n;
+ }
+ trace->count += add_trace_hashed (trace->traces, trace->size, bt, value);
+}
+
+static BackTrace*
+add_trace_thread (ThreadContext *thread, TraceDesc *trace, uint64_t value)
+{
+ BackTrace *bt;
+ int count = thread->stack_id;
+ if (!collect_traces)
+ return NULL;
+ if (count > trace_max)
+ count = trace_max;
+ bt = add_backtrace (count, thread->stack + thread->stack_id - count);
+ add_trace_bt (bt, trace, value);
+ return bt;
+}
+
+static BackTrace*
+add_trace_methods (MethodDesc **methods, int count, TraceDesc *trace, uint64_t value)
+{
+ BackTrace *bt;
+ if (!collect_traces)
+ return NULL;
+ if (count > trace_max)
+ count = trace_max;
+ bt = add_backtrace (count, methods);
+ add_trace_bt (bt, trace, value);
+ return bt;
+}
+
+static void
+thread_add_root (ThreadContext *ctx, uintptr_t obj, int root_type, uintptr_t extra_info)
+{
+ if (ctx->num_roots == ctx->size_roots) {
+ int new_size = ctx->size_roots * 2;
+ if (!new_size)
+ new_size = 4;
+ ctx->roots = (uintptr_t *)realloc (ctx->roots, new_size * sizeof (uintptr_t));
+ ctx->roots_extra = (uintptr_t *)realloc (ctx->roots_extra, new_size * sizeof (uintptr_t));
+ ctx->roots_types = (int *)realloc (ctx->roots_types, new_size * sizeof (int));
+ ctx->size_roots = new_size;
+ }
+ ctx->roots_types [ctx->num_roots] = root_type;
+ ctx->roots_extra [ctx->num_roots] = extra_info;
+ ctx->roots [ctx->num_roots++] = obj;
+}
+
+static int
+compare_callc (const void *a, const void *b)
+{
+ const CallContext *A = (const CallContext *)a;
+ const CallContext *B = (const CallContext *)b;
+ if (B->count == A->count)
+ return 0;
+ if (B->count < A->count)
+ return -1;
+ return 1;
+}
+
+static void
+sort_context_array (TraceDesc* traces)
+{
+ int i, j;
+ for (i = 0, j = 0; i < traces->size; ++i) {
+ if (traces->traces [i].bt) {
+ traces->traces [j].bt = traces->traces [i].bt;
+ traces->traces [j].count = traces->traces [i].count;
+ j++;
+ }
+ }
+ qsort (traces->traces, traces->count, sizeof (CallContext), compare_callc);
+}
+
+static void
+push_method (ThreadContext *thread, MethodDesc *method, uint64_t timestamp)
+{
+ ensure_thread_stack (thread);
+ thread->time_stack [thread->stack_id] = timestamp;
+ thread->callee_time_stack [thread->stack_id] = 0;
+ thread->stack [thread->stack_id++] = method;
+ method->recurse_count++;
+}
+
+static void
+pop_method (ThreadContext *thread, MethodDesc *method, uint64_t timestamp)
+{
+ method->recurse_count--;
+ if (thread->stack_id > 0 && thread->stack [thread->stack_id - 1] == method) {
+ uint64_t tdiff;
+ thread->stack_id--;
+ method->calls++;
+ if (timestamp < thread->time_stack [thread->stack_id])
+ fprintf (outfile, "time went backwards for %s\n", method->name);
+ tdiff = timestamp - thread->time_stack [thread->stack_id];
+ if (thread->callee_time_stack [thread->stack_id] > tdiff)
+ fprintf (outfile, "callee time bigger for %s\n", method->name);
+ method->self_time += tdiff - thread->callee_time_stack [thread->stack_id];
+ method->callee_time += thread->callee_time_stack [thread->stack_id];
+ if (thread->stack_id)
+ thread->callee_time_stack [thread->stack_id - 1] += tdiff;
+ //fprintf (outfile, "method %s took %d\n", method->name, (int)(tdiff/1000));
+ } else {
+ fprintf (outfile, "unmatched leave at stack pos: %d for method %s\n", thread->stack_id, method->name);
+ }
+}
+
+typedef struct {
+ uint64_t total_time;
+ uint64_t max_time;
+ int count;
+} GCDesc;
+static GCDesc gc_info [3];
+static uint64_t max_heap_size;
+static uint64_t gc_object_moves;
+static int gc_resizes;
+typedef struct {
+ uint64_t created;
+ uint64_t destroyed;
+ uint64_t live;
+ uint64_t max_live;
+ TraceDesc traces;
+ TraceDesc destroy_traces;
+} HandleInfo;
+static HandleInfo handle_info [4];
+
+static const char*
+gc_event_name (int ev)
+{
+ switch (ev) {
+ case MONO_GC_EVENT_START: return "start";
+ case MONO_GC_EVENT_MARK_START: return "mark start";
+ case MONO_GC_EVENT_MARK_END: return "mark end";
+ case MONO_GC_EVENT_RECLAIM_START: return "reclaim start";
+ case MONO_GC_EVENT_RECLAIM_END: return "reclaim end";
+ case MONO_GC_EVENT_END: return "end";
+ case MONO_GC_EVENT_PRE_STOP_WORLD: return "pre stop";
+ case MONO_GC_EVENT_PRE_STOP_WORLD_LOCKED: return "pre stop lock";
+ case MONO_GC_EVENT_POST_STOP_WORLD: return "post stop";
+ case MONO_GC_EVENT_PRE_START_WORLD: return "pre start";
+ case MONO_GC_EVENT_POST_START_WORLD: return "post start";
+ case MONO_GC_EVENT_POST_START_WORLD_UNLOCKED: return "post start unlock";
+ default:
+ return "unknown";
+ }
+}
+
+static const char*
+sync_point_name (int type)
+{
+ switch (type) {
+ case SYNC_POINT_PERIODIC: return "periodic";
+ case SYNC_POINT_WORLD_STOP: return "world stop";
+ case SYNC_POINT_WORLD_START: return "world start";
+ default:
+ return "unknown";
+ }
+}
+
+static uint64_t clause_summary [MONO_EXCEPTION_CLAUSE_FAULT + 1];
+static uint64_t throw_count = 0;
+static TraceDesc exc_traces;
+
+static const char*
+clause_name (int type)
+{
+ switch (type) {
+ case MONO_EXCEPTION_CLAUSE_NONE: return "catch";
+ case MONO_EXCEPTION_CLAUSE_FILTER: return "filter";
+ case MONO_EXCEPTION_CLAUSE_FINALLY: return "finally";
+ case MONO_EXCEPTION_CLAUSE_FAULT: return "fault";
+ default: return "invalid";
+ }
+}
+
+static uint64_t monitor_contention;
+static uint64_t monitor_failed;
+static uint64_t monitor_acquired;
+
+struct _MonitorDesc {
+ MonitorDesc *next;
+ uintptr_t objid;
+ uintptr_t contentions;
+ uint64_t wait_time;
+ uint64_t max_wait_time;
+ TraceDesc traces;
+};
+
+static MonitorDesc* monitor_hash [SMALL_HASH_SIZE] = {0};
+static int num_monitors = 0;
+
+static MonitorDesc*
+lookup_monitor (uintptr_t objid)
+{
+ int slot = ((objid >> 3) & 0xffff) % SMALL_HASH_SIZE;
+ MonitorDesc *cd = monitor_hash [slot];
+ while (cd && cd->objid != objid)
+ cd = cd->next;
+ if (!cd) {
+ cd = (MonitorDesc *)calloc (sizeof (MonitorDesc), 1);
+ cd->objid = objid;
+ cd->next = monitor_hash [slot];
+ monitor_hash [slot] = cd;
+ num_monitors++;
+ }
+ return cd;
+}
+
+static const char*
+monitor_ev_name (int ev)
+{
+ switch (ev) {
+ case MONO_PROFILER_MONITOR_CONTENTION: return "contended";
+ case MONO_PROFILER_MONITOR_DONE: return "acquired";
+ case MONO_PROFILER_MONITOR_FAIL: return "not taken";
+ default: return "invalid";
+ }
+}
+
+static const char*
+get_handle_name (int htype)
+{
+ switch (htype) {
+ case 0: return "weak";
+ case 1: return "weaktrack";
+ case 2: return "normal";
+ case 3: return "pinned";
+ default: return "unknown";
+ }
+}
+
+static const char*
+get_root_name (int rtype)
+{
+ switch (rtype & MONO_PROFILE_GC_ROOT_TYPEMASK) {
+ case MONO_PROFILE_GC_ROOT_STACK: return "stack";
+ case MONO_PROFILE_GC_ROOT_FINALIZER: return "finalizer";
+ case MONO_PROFILE_GC_ROOT_HANDLE: return "handle";
+ case MONO_PROFILE_GC_ROOT_OTHER: return "other";
+ case MONO_PROFILE_GC_ROOT_MISC: return "misc";
+ default: return "unknown";
+ }
+}
+
+static uint64_t
+decode_uleb128 (uint8_t *buf, uint8_t **endbuf)
+{
+ uint64_t res = 0;
+ int shift = 0;
+
+ while (1) {
+ uint8_t b = *buf++;
+ res |= (((uint64_t) (b & 0x7f)) << shift);
+
+ if (!(b & 0x80))
+ break;
+
+ shift += 7;
+ }
+
+ *endbuf = buf;
+
+ return res;
+}
+
+static intptr_t
+decode_sleb128 (uint8_t *buf, uint8_t **endbuf)
+{
+ uint8_t *p = buf;
+ intptr_t res = 0;
+ int shift = 0;
+
+ while (1) {
+ uint8_t b = *p;
+ p++;
+
+ res = res | (((intptr_t) (b & 0x7f)) << shift);
+ shift += 7;
+
+ if (!(b & 0x80)) {
+ if (shift < sizeof (intptr_t) * 8 && (b & 0x40))
+ res |= - ((intptr_t) 1 << shift);
+
+ break;
+ }
+ }
+
+ *endbuf = p;
+
+ return res;
+}
+
+static MethodDesc**
+decode_bt (ProfContext *ctx, MethodDesc** sframes, int *size, unsigned char *p, unsigned char **endp, intptr_t ptr_base, intptr_t *method_base)
+{
+ MethodDesc **frames;
+ int i;
+ if (ctx->data_version < 13)
+ decode_uleb128 (p, &p); /* flags */
+ int count = decode_uleb128 (p, &p);
+ if (count > *size)
+ frames = (MethodDesc **)malloc (count * sizeof (void*));
+ else
+ frames = sframes;
+ for (i = 0; i < count; ++i) {
+ intptr_t ptrdiff = decode_sleb128 (p, &p);
+ if (ctx->data_version > 12) {
+ *method_base += ptrdiff;
+ frames [i] = lookup_method (*method_base);
+ } else {
+ frames [i] = lookup_method (ptr_base + ptrdiff);
+ }
+ }
+ *size = count;
+ *endp = p;
+ return frames;
+}
+
+static void
+tracked_creation (uintptr_t obj, ClassDesc *cd, uint64_t size, BackTrace *bt, uint64_t timestamp)
+{
+ int i;
+ for (i = 0; i < num_tracked_objects; ++i) {
+ if (tracked_objects [i] != obj)
+ continue;
+ fprintf (outfile, "Object %p created (%s, %llu bytes) at %.3f secs.\n", (void*)obj, cd->name, (unsigned long long) size, (timestamp - startup_time)/1000000000.0);
+ if (bt && bt->count) {
+ int k;
+ for (k = 0; k < bt->count; ++k)
+ fprintf (outfile, "\t%s\n", bt->methods [k]->name);
+ }
+ }
+}
+
+static void
+track_handle (uintptr_t obj, int htype, uint32_t handle, BackTrace *bt, uint64_t timestamp)
+{
+ int i;
+ for (i = 0; i < num_tracked_objects; ++i) {
+ if (tracked_objects [i] != obj)
+ continue;
+ fprintf (outfile, "Object %p referenced from handle %u at %.3f secs.\n", (void*)obj, handle, (timestamp - startup_time) / 1000000000.0);
+ if (bt && bt->count) {
+ int k;
+ for (k = 0; k < bt->count; ++k)
+ fprintf (outfile, "\t%s\n", bt->methods [k]->name);
+ }
+ }
+}
+
+static void
+track_move (uintptr_t src, uintptr_t dst)
+{
+ int i;
+ for (i = 0; i < num_tracked_objects; ++i) {
+ if (tracked_objects [i] == src)
+ fprintf (outfile, "Object %p moved to %p\n", (void*)src, (void*)dst);
+ else if (tracked_objects [i] == dst)
+ fprintf (outfile, "Object %p moved from %p\n", (void*)dst, (void*)src);
+ }
+}
+
+static void
+track_obj_reference (uintptr_t obj, uintptr_t parent, ClassDesc *cd)
+{
+ int i;
+ for (i = 0; i < num_tracked_objects; ++i) {
+ if (tracked_objects [i] == obj)
+ fprintf (outfile, "Object %p referenced from %p (%s).\n", (void*)obj, (void*)parent, cd->name);
+ }
+}
+
+static void
+found_object (uintptr_t obj)
+{
+ num_tracked_objects ++;
+ tracked_objects = (uintptr_t *)realloc (tracked_objects, num_tracked_objects * sizeof (tracked_objects [0]));
+ tracked_objects [num_tracked_objects - 1] = obj;
+}
+
+static int num_jit_helpers = 0;
+static int jit_helpers_code_size = 0;
+
+static const char*
+code_buffer_desc (int type)
+{
+ switch (type) {
+ case MONO_PROFILER_CODE_BUFFER_METHOD:
+ return "method";
+ case MONO_PROFILER_CODE_BUFFER_METHOD_TRAMPOLINE:
+ return "method trampoline";
+ case MONO_PROFILER_CODE_BUFFER_UNBOX_TRAMPOLINE:
+ return "unbox trampoline";
+ case MONO_PROFILER_CODE_BUFFER_IMT_TRAMPOLINE:
+ return "imt trampoline";
+ case MONO_PROFILER_CODE_BUFFER_GENERICS_TRAMPOLINE:
+ return "generics trampoline";
+ case MONO_PROFILER_CODE_BUFFER_SPECIFIC_TRAMPOLINE:
+ return "specific trampoline";
+ case MONO_PROFILER_CODE_BUFFER_HELPER:
+ return "misc helper";
+ case MONO_PROFILER_CODE_BUFFER_MONITOR:
+ return "monitor/lock";
+ case MONO_PROFILER_CODE_BUFFER_DELEGATE_INVOKE:
+ return "delegate invoke";
+ case MONO_PROFILER_CODE_BUFFER_EXCEPTION_HANDLING:
+ return "exception handling";
+ default:
+ return "unspecified";
+ }
+}
+
+typedef struct _CoverageAssembly CoverageAssembly;
+struct _CoverageAssembly {
+ char *name;
+ char *guid;
+ char *filename;
+ int number_of_methods;
+ int fully_covered;
+ int partially_covered;
+};
+
+typedef struct _CoverageClass CoverageClass;
+struct _CoverageClass {
+ char *assembly_name;
+ char *class_name;
+ int number_of_methods;
+ int fully_covered;
+ int partially_covered;
+};
+
+typedef struct _CoverageCoverage CoverageCoverage;
+struct _CoverageCoverage {
+ int method_id;
+ int offset;
+ int count;
+ int line;
+ int column;
+};
+
+typedef struct _CoverageMethod CoverageMethod;
+struct _CoverageMethod {
+ char *assembly_name;
+ char *class_name;
+ char *method_name;
+ char *method_signature;
+ char *filename;
+ int token;
+ int n_statements;
+ int method_id;
+ GPtrArray *coverage;
+};
+static GPtrArray *coverage_assemblies = NULL;
+static GPtrArray *coverage_methods = NULL;
+static GPtrArray *coverage_statements = NULL;
+static GHashTable *coverage_methods_hash = NULL;
+static GPtrArray *coverage_classes = NULL;
+static GHashTable *coverage_assembly_classes = NULL;
+
+static void
+gather_coverage_statements (void)
+{
+ for (guint i = 0; i < coverage_statements->len; i++) {
+ CoverageCoverage *coverage = (CoverageCoverage *)coverage_statements->pdata[i];
+ CoverageMethod *method = (CoverageMethod *)g_hash_table_lookup (coverage_methods_hash, GINT_TO_POINTER (coverage->method_id));
+ if (method == NULL) {
+ fprintf (outfile, "Cannot find method with ID: %d\n", coverage->method_id);
+ continue;
+ }
+
+ g_ptr_array_add (method->coverage, coverage);
+ }
+}
+
+static void
+coverage_add_assembly (CoverageAssembly *assembly)
+{
+ if (coverage_assemblies == NULL)
+ coverage_assemblies = g_ptr_array_new ();
+
+ g_ptr_array_add (coverage_assemblies, assembly);
+}
+
+static void
+coverage_add_method (CoverageMethod *method)
+{
+ if (coverage_methods == NULL) {
+ coverage_methods = g_ptr_array_new ();
+ coverage_methods_hash = g_hash_table_new (NULL, NULL);
+ }
+
+ g_ptr_array_add (coverage_methods, method);
+ g_hash_table_insert (coverage_methods_hash, GINT_TO_POINTER (method->method_id), method);
+}
+
+static void
+coverage_add_class (CoverageClass *klass)
+{
+ GPtrArray *classes = NULL;
+
+ if (coverage_classes == NULL) {
+ coverage_classes = g_ptr_array_new ();
+ coverage_assembly_classes = g_hash_table_new (g_str_hash, g_str_equal);
+ }
+
+ g_ptr_array_add (coverage_classes, klass);
+ classes = (GPtrArray *)g_hash_table_lookup (coverage_assembly_classes, klass->assembly_name);
+ if (classes == NULL) {
+ classes = g_ptr_array_new ();
+ g_hash_table_insert (coverage_assembly_classes, klass->assembly_name, classes);
+ }
+ g_ptr_array_add (classes, klass);
+}
+
+static void
+coverage_add_coverage (CoverageCoverage *coverage)
+{
+ if (coverage_statements == NULL)
+ coverage_statements = g_ptr_array_new ();
+
+ g_ptr_array_add (coverage_statements, coverage);
+}
+
+#define OBJ_ADDR(diff) ((obj_base + diff) << 3)
+#define LOG_TIME(base,diff) /*fprintf("outfile, time %llu + %llu near offset %d\n", base, diff, p - ctx->buf)*/
+
+
+/* Stats */
+#define BUFFER_HEADER_SIZE 48
+
+typedef struct {
+ int count, min_size, max_size, bytes;
+} EventStat;
+
+static int buffer_count;
+static EventStat stats [256];
+
+static void
+record_event_stats (int type, int size)
+{
+ ++stats [type].count;
+ if (!stats [type].min_size)
+ stats [type].min_size = size;
+ stats [type].min_size = MIN (stats [type].min_size, size);
+ stats [type].max_size = MAX (stats [type].max_size, size);
+ stats [type].bytes += size;
+}
+
+static int
+decode_buffer (ProfContext *ctx)
+{
+ unsigned char *p;
+ unsigned char *end;
+ intptr_t thread_id;
+ intptr_t ptr_base;
+ intptr_t obj_base;
+ intptr_t method_base;
+ uint64_t time_base;
+ uint64_t file_offset;
+ int len, i;
+ ThreadContext *thread;
+
+#ifdef HAVE_SYS_ZLIB
+ if (ctx->gzfile)
+ file_offset = gztell (ctx->gzfile);
+ else
+#endif
+ file_offset = ftell (ctx->file);
+ if (!load_data (ctx, 48))
+ return 0;
+ p = ctx->buf;
+ if (read_int32 (p) != BUF_ID) {
+ fprintf (outfile, "Incorrect buffer id: 0x%x\n", read_int32 (p));
+ for (i = 0; i < 48; ++i) {
+ fprintf (outfile, "0x%x%s", p [i], i % 8?" ":"\n");
+ }
+ return 0;
+ }
+ len = read_int32 (p + 4);
+ time_base = read_int64 (p + 8);
+ ptr_base = read_int64 (p + 16);
+ obj_base = read_int64 (p + 24);
+ thread_id = read_int64 (p + 32);
+ method_base = read_int64 (p + 40);
+ if (debug)
+ fprintf (outfile, "buf: thread:%zx, len: %d, time: %llu, file offset: %llu\n", thread_id, len, (unsigned long long) time_base, (unsigned long long) file_offset);
+ thread = load_thread (ctx, thread_id);
+ if (!load_data (ctx, len))
+ return 0;
+
+ ++buffer_count;
+
+ if (!startup_time) {
+ startup_time = time_base;
+ if (use_time_filter) {
+ time_from += startup_time;
+ time_to += startup_time;
+ }
+ }
+ for (i = 0; i < thread->stack_id; ++i)
+ thread->stack [i]->recurse_count++;
+ p = ctx->buf;
+ end = p + len;
+ while (p < end) {
+ unsigned char *start = p;
+ unsigned char event = *p;
+ switch (*p & 0xf) {
+ case TYPE_GC: {
+ int subtype = *p & 0xf0;
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ if (subtype == TYPE_GC_RESIZE) {
+ uint64_t new_size = decode_uleb128 (p, &p);
+ if (debug)
+ fprintf (outfile, "gc heap resized to %llu\n", (unsigned long long) new_size);
+ gc_resizes++;
+ if (new_size > max_heap_size)
+ max_heap_size = new_size;
+ } else if (subtype == TYPE_GC_EVENT) {
+ uint64_t ev;
+ if (ctx->data_version > 12)
+ ev = *p++;
+ else
+ ev = decode_uleb128 (p, &p);
+ int gen;
+ if (ctx->data_version > 12)
+ gen = *p++;
+ else
+ gen = decode_uleb128 (p, &p);
+ if (debug)
+ fprintf (outfile, "gc event for gen%d: %s at %llu (thread: 0x%zx)\n", gen, gc_event_name (ev), (unsigned long long) time_base, thread->thread_id);
+ if (gen > 2) {
+ fprintf (outfile, "incorrect gc gen: %d\n", gen);
+ break;
+ }
+ if (ev == MONO_GC_EVENT_START) {
+ thread->gc_start_times [gen] = time_base;
+ gc_info [gen].count++;
+ } else if (ev == MONO_GC_EVENT_END) {
+ tdiff = time_base - thread->gc_start_times [gen];
+ gc_info [gen].total_time += tdiff;
+ if (tdiff > gc_info [gen].max_time)
+ gc_info [gen].max_time = tdiff;
+ }
+ } else if (subtype == TYPE_GC_MOVE) {
+ int j, num = decode_uleb128 (p, &p);
+ gc_object_moves += num / 2;
+ for (j = 0; j < num; j += 2) {
+ intptr_t obj1diff = decode_sleb128 (p, &p);
+ intptr_t obj2diff = decode_sleb128 (p, &p);
+ if (num_tracked_objects)
+ track_move (OBJ_ADDR (obj1diff), OBJ_ADDR (obj2diff));
+ if (debug) {
+ fprintf (outfile, "moved obj %p to %p\n", (void*)OBJ_ADDR (obj1diff), (void*)OBJ_ADDR (obj2diff));
+ }
+ }
+ } else if (subtype == TYPE_GC_HANDLE_CREATED || subtype == TYPE_GC_HANDLE_CREATED_BT) {
+ int has_bt = subtype == TYPE_GC_HANDLE_CREATED_BT;
+ int num_bt = 0;
+ MethodDesc *sframes [8];
+ MethodDesc **frames = sframes;
+ int htype = decode_uleb128 (p, &p);
+ uint32_t handle = decode_uleb128 (p, &p);
+ intptr_t objdiff = decode_sleb128 (p, &p);
+ if (has_bt) {
+ num_bt = 8;
+ frames = decode_bt (ctx, sframes, &num_bt, p, &p, ptr_base, &method_base);
+ if (!frames) {
+ fprintf (outfile, "Cannot load backtrace\n");
+ return 0;
+ }
+ }
+ if (htype > 3)
+ return 0;
+ if ((thread_filter && thread_filter == thread->thread_id) || (time_base >= time_from && time_base < time_to)) {
+ handle_info [htype].created++;
+ handle_info [htype].live++;
+ if (handle_info [htype].live > handle_info [htype].max_live)
+ handle_info [htype].max_live = handle_info [htype].live;
+ BackTrace *bt;
+ if (has_bt)
+ bt = add_trace_methods (frames, num_bt, &handle_info [htype].traces, 1);
+ else
+ bt = add_trace_thread (thread, &handle_info [htype].traces, 1);
+ if (num_tracked_objects)
+ track_handle (OBJ_ADDR (objdiff), htype, handle, bt, time_base);
+ }
+ if (debug)
+ fprintf (outfile, "handle (%s) %u created for object %p\n", get_handle_name (htype), handle, (void*)OBJ_ADDR (objdiff));
+ if (frames != sframes)
+ g_free (frames);
+ } else if (subtype == TYPE_GC_HANDLE_DESTROYED || subtype == TYPE_GC_HANDLE_DESTROYED_BT) {
+ int has_bt = subtype == TYPE_GC_HANDLE_DESTROYED_BT;
+ int num_bt = 0;
+ MethodDesc *sframes [8];
+ MethodDesc **frames = sframes;
+ int htype = decode_uleb128 (p, &p);
+ uint32_t handle = decode_uleb128 (p, &p);
+ if (has_bt) {
+ num_bt = 8;
+ frames = decode_bt (ctx, sframes, &num_bt, p, &p, ptr_base, &method_base);
+ if (!frames) {
+ fprintf (outfile, "Cannot load backtrace\n");
+ return 0;
+ }
+ }
+ if (htype > 3)
+ return 0;
+ if ((thread_filter && thread_filter == thread->thread_id) || (time_base >= time_from && time_base < time_to)) {
+ handle_info [htype].destroyed ++;
+ handle_info [htype].live--;
+ BackTrace *bt;
+ if (has_bt)
+ bt = add_trace_methods (frames, num_bt, &handle_info [htype].destroy_traces, 1);
+ else
+ bt = add_trace_thread (thread, &handle_info [htype].destroy_traces, 1);
+ /* TODO: track_handle_free () - would need to record and keep track of the associated object address... */
+ }
+ if (debug)
+ fprintf (outfile, "handle (%s) %u destroyed\n", get_handle_name (htype), handle);
+ if (frames != sframes)
+ g_free (frames);
+ } else if (subtype == TYPE_GC_FINALIZE_START) {
+ // TODO: Generate a finalizer report based on these events.
+ if (debug)
+ fprintf (outfile, "gc finalizer queue being processed at %llu\n", (unsigned long long) time_base);
+ } else if (subtype == TYPE_GC_FINALIZE_END) {
+ if (debug)
+ fprintf (outfile, "gc finalizer queue finished processing at %llu\n", (unsigned long long) time_base);
+ } else if (subtype == TYPE_GC_FINALIZE_OBJECT_START) {
+ intptr_t objdiff = decode_sleb128 (p, &p);
+ if (debug)
+ fprintf (outfile, "gc finalizing object %p at %llu\n", (void *) OBJ_ADDR (objdiff), (unsigned long long) time_base);
+ } else if (subtype == TYPE_GC_FINALIZE_OBJECT_END) {
+ intptr_t objdiff = decode_sleb128 (p, &p);
+ if (debug)
+ fprintf (outfile, "gc finalized object %p at %llu\n", (void *) OBJ_ADDR (objdiff), (unsigned long long) time_base);
+ }
+ break;
+ }
+ case TYPE_METADATA: {
+ int subtype = *p & 0xf0;
+ const char *load_str = subtype == TYPE_END_LOAD ? "loaded" : "unloaded";
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ int mtype = *p++;
+ intptr_t ptrdiff = decode_sleb128 (p, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ if (mtype == TYPE_CLASS) {
+ intptr_t imptrdiff = decode_sleb128 (p, &p);
+ if (ctx->data_version < 13)
+ decode_uleb128 (p, &p); /* flags */
+ if (debug)
+ fprintf (outfile, "%s class %p (%s in %p) at %llu\n", load_str, (void*)(ptr_base + ptrdiff), p, (void*)(ptr_base + imptrdiff), (unsigned long long) time_base);
+ if (subtype == TYPE_END_LOAD)
+ add_class (ptr_base + ptrdiff, (char*)p);
+ while (*p) p++;
+ p++;
+ } else if (mtype == TYPE_IMAGE) {
+ if (ctx->data_version < 13)
+ decode_uleb128 (p, &p); /* flags */
+ if (debug)
+ fprintf (outfile, "%s image %p (%s) at %llu\n", load_str, (void*)(ptr_base + ptrdiff), p, (unsigned long long) time_base);
+ if (subtype == TYPE_END_LOAD)
+ add_image (ptr_base + ptrdiff, (char*)p);
+ while (*p) p++;
+ p++;
+ } else if (mtype == TYPE_ASSEMBLY) {
+ if (ctx->data_version < 13)
+ decode_uleb128 (p, &p); /* flags */
+ if (debug)
+ fprintf (outfile, "%s assembly %p (%s) at %llu\n", load_str, (void*)(ptr_base + ptrdiff), p, (unsigned long long) time_base);
+ if (subtype == TYPE_END_LOAD)
+ add_assembly (ptr_base + ptrdiff, (char*)p);
+ while (*p) p++;
+ p++;
+ } else if (mtype == TYPE_DOMAIN) {
+ if (ctx->data_version < 13)
+ decode_uleb128 (p, &p); /* flags */
+ DomainContext *nd = get_domain (ctx, ptr_base + ptrdiff);
+ /* no subtype means it's a name event, rather than start/stop */
+ if (subtype == 0)
+ nd->friendly_name = pstrdup ((char *) p);
+ if (debug) {
+ if (subtype == 0)
+ fprintf (outfile, "domain %p named at %llu: %s\n", (void *) (ptr_base + ptrdiff), (unsigned long long) time_base, p);
+ else
+ fprintf (outfile, "%s thread %p at %llu\n", load_str, (void *) (ptr_base + ptrdiff), (unsigned long long) time_base);
+ }
+ if (subtype == 0) {
+ while (*p) p++;
+ p++;
+ }
+ } else if (mtype == TYPE_CONTEXT) {
+ if (ctx->data_version < 13)
+ decode_uleb128 (p, &p); /* flags */
+ intptr_t domaindiff = decode_sleb128 (p, &p);
+ if (debug)
+ fprintf (outfile, "%s context %p (%p) at %llu\n", load_str, (void*)(ptr_base + ptrdiff), (void *) (ptr_base + domaindiff), (unsigned long long) time_base);
+ if (subtype == TYPE_END_LOAD)
+ get_remctx (ctx, ptr_base + ptrdiff)->domain_id = ptr_base + domaindiff;
+ } else if (mtype == TYPE_THREAD) {
+ if (ctx->data_version < 13)
+ decode_uleb128 (p, &p); /* flags */
+ ThreadContext *nt = get_thread (ctx, ptr_base + ptrdiff);
+ /* no subtype means it's a name event, rather than start/stop */
+ if (subtype == 0)
+ nt->name = pstrdup ((char*)p);
+ if (debug) {
+ if (subtype == 0)
+ fprintf (outfile, "thread %p named at %llu: %s\n", (void*)(ptr_base + ptrdiff), (unsigned long long) time_base, p);
+ else
+ fprintf (outfile, "%s thread %p at %llu\n", load_str, (void *) (ptr_base + ptrdiff), (unsigned long long) time_base);
+ }
+ if (subtype == 0) {
+ while (*p) p++;
+ p++;
+ }
+ }
+ break;
+ }
+ case TYPE_ALLOC: {
+ int has_bt = *p & TYPE_ALLOC_BT;
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ intptr_t ptrdiff = decode_sleb128 (p, &p);
+ intptr_t objdiff = decode_sleb128 (p, &p);
+ uint64_t len;
+ int num_bt = 0;
+ MethodDesc* sframes [8];
+ MethodDesc** frames = sframes;
+ ClassDesc *cd = lookup_class (ptr_base + ptrdiff);
+ len = decode_uleb128 (p, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ if (debug)
+ fprintf (outfile, "alloced object %p, size %llu (%s) at %llu\n", (void*)OBJ_ADDR (objdiff), (unsigned long long) len, lookup_class (ptr_base + ptrdiff)->name, (unsigned long long) time_base);
+ if (has_bt) {
+ num_bt = 8;
+ frames = decode_bt (ctx, sframes, &num_bt, p, &p, ptr_base, &method_base);
+ if (!frames) {
+ fprintf (outfile, "Cannot load backtrace\n");
+ return 0;
+ }
+ }
+ if ((thread_filter && thread_filter == thread->thread_id) || (time_base >= time_from && time_base < time_to)) {
+ BackTrace *bt;
+ cd->allocs++;
+ cd->alloc_size += len;
+ if (has_bt)
+ bt = add_trace_methods (frames, num_bt, &cd->traces, len);
+ else
+ bt = add_trace_thread (thread, &cd->traces, len);
+ if (find_size && len >= find_size) {
+ if (!find_name || strstr (cd->name, find_name))
+ found_object (OBJ_ADDR (objdiff));
+ } else if (!find_size && find_name && strstr (cd->name, find_name)) {
+ found_object (OBJ_ADDR (objdiff));
+ }
+ if (num_tracked_objects)
+ tracked_creation (OBJ_ADDR (objdiff), cd, len, bt, time_base);
+ }
+ if (frames != sframes)
+ g_free (frames);
+ break;
+ }
+ case TYPE_METHOD: {
+ int subtype = *p & 0xf0;
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ int64_t ptrdiff = decode_sleb128 (p, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ method_base += ptrdiff;
+ if (subtype == TYPE_JIT) {
+ intptr_t codediff = decode_sleb128 (p, &p);
+ int codelen = decode_uleb128 (p, &p);
+ MethodDesc *jitted_method;
+ if (debug)
+ fprintf (outfile, "jitted method %p (%s), size: %d, code: %p\n", (void*)(method_base), p, codelen, (void*)(ptr_base + codediff));
+ jitted_method = add_method (method_base, (char*)p, ptr_base + codediff, codelen);
+ if (!(time_base >= time_from && time_base < time_to))
+ jitted_method->ignore_jit = 1;
+ while (*p) p++;
+ p++;
+ } else {
+ MethodDesc *method;
+ if ((thread_filter && thread_filter != thread->thread_id))
+ break;
+ if (!(time_base >= time_from && time_base < time_to))
+ break;
+ method = lookup_method (method_base);
+ if (subtype == TYPE_ENTER) {
+ add_trace_thread (thread, &method->traces, 1);
+ push_method (thread, method, time_base);
+ } else {
+ pop_method (thread, method, time_base);
+ }
+ if (debug)
+ fprintf (outfile, "%s method %s\n", subtype == TYPE_ENTER? "enter": subtype == TYPE_EXC_LEAVE? "exleave": "leave", method->name);
+ }
+ break;
+ }
+ case TYPE_HEAP: {
+ int subtype = *p & 0xf0;
+ if (subtype == TYPE_HEAP_OBJECT) {
+ HeapObjectDesc *ho = NULL;
+ int i;
+ intptr_t objdiff;
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ objdiff = decode_sleb128 (p, &p);
+ } else
+ objdiff = decode_sleb128 (p + 1, &p);
+ intptr_t ptrdiff = decode_sleb128 (p, &p);
+ uint64_t size = decode_uleb128 (p, &p);
+ uintptr_t num = decode_uleb128 (p, &p);
+ uintptr_t ref_offset = 0;
+ uintptr_t last_obj_offset = 0;
+ ClassDesc *cd = lookup_class (ptr_base + ptrdiff);
+ if (size) {
+ HeapClassDesc *hcd = add_heap_shot_class (thread->current_heap_shot, cd, size);
+ if (collect_traces) {
+ ho = alloc_heap_obj (OBJ_ADDR (objdiff), hcd, num);
+ add_heap_shot_obj (thread->current_heap_shot, ho);
+ ref_offset = 0;
+ }
+ } else {
+ if (collect_traces)
+ ho = heap_shot_obj_add_refs (thread->current_heap_shot, OBJ_ADDR (objdiff), num, &ref_offset);
+ }
+ for (i = 0; i < num; ++i) {
+ /* FIXME: use object distance to measure how good
+ * the GC is at keeping related objects close
+ */
+ uintptr_t offset = ctx->data_version > 1? last_obj_offset + decode_uleb128 (p, &p): -1;
+ intptr_t obj1diff = decode_sleb128 (p, &p);
+ last_obj_offset = offset;
+ if (collect_traces)
+ ho->refs [ref_offset + i] = OBJ_ADDR (obj1diff);
+ if (num_tracked_objects)
+ track_obj_reference (OBJ_ADDR (obj1diff), OBJ_ADDR (objdiff), cd);
+ }
+ if (debug && size)
+ fprintf (outfile, "traced object %p, size %llu (%s), refs: %zd\n", (void*)OBJ_ADDR (objdiff), (unsigned long long) size, cd->name, num);
+ } else if (subtype == TYPE_HEAP_ROOT) {
+ uintptr_t num;
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ num = decode_uleb128 (p, &p);
+ } else
+ num = decode_uleb128 (p + 1, &p);
+ uintptr_t gc_num G_GNUC_UNUSED = decode_uleb128 (p, &p);
+ int i;
+ for (i = 0; i < num; ++i) {
+ intptr_t objdiff = decode_sleb128 (p, &p);
+ int root_type;
+ if (ctx->data_version > 12)
+ root_type = *p++;
+ else
+ root_type = decode_uleb128 (p, &p);
+ /* we just discard the extra info for now */
+ uintptr_t extra_info = decode_uleb128 (p, &p);
+ if (debug)
+ fprintf (outfile, "object %p is a %s root\n", (void*)OBJ_ADDR (objdiff), get_root_name (root_type));
+ if (collect_traces)
+ thread_add_root (thread, OBJ_ADDR (objdiff), root_type, extra_info);
+ }
+ } else if (subtype == TYPE_HEAP_END) {
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ if (debug)
+ fprintf (outfile, "heap shot end\n");
+ if (collect_traces) {
+ HeapShot *hs = thread->current_heap_shot;
+ if (hs && thread->num_roots) {
+ /* transfer the root ownershipt to the heapshot */
+ hs->num_roots = thread->num_roots;
+ hs->roots = thread->roots;
+ hs->roots_extra = thread->roots_extra;
+ hs->roots_types = thread->roots_types;
+ } else {
+ g_free (thread->roots);
+ g_free (thread->roots_extra);
+ g_free (thread->roots_types);
+ }
+ thread->num_roots = 0;
+ thread->size_roots = 0;
+ thread->roots = NULL;
+ thread->roots_extra = NULL;
+ thread->roots_types = NULL;
+ heap_shot_resolve_reverse_refs (hs);
+ heap_shot_mark_objects (hs);
+ heap_shot_free_objects (hs);
+ }
+ thread->current_heap_shot = NULL;
+ } else if (subtype == TYPE_HEAP_START) {
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ if (debug)
+ fprintf (outfile, "heap shot start\n");
+ thread->current_heap_shot = new_heap_shot (time_base);
+ }
+ break;
+ }
+ case TYPE_MONITOR: {
+ int event = (*p >> 4) & 0x3;
+ int has_bt = *p & TYPE_MONITOR_BT;
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ intptr_t objdiff = decode_sleb128 (p, &p);
+ MethodDesc* sframes [8];
+ MethodDesc** frames = sframes;
+ int record;
+ int num_bt = 0;
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ record = (!thread_filter || thread_filter == thread->thread_id);
+ if (!(time_base >= time_from && time_base < time_to))
+ record = 0;
+ if (event == MONO_PROFILER_MONITOR_CONTENTION) {
+ MonitorDesc *mdesc = lookup_monitor (OBJ_ADDR (objdiff));
+ if (record) {
+ monitor_contention++;
+ mdesc->contentions++;
+ thread->monitor = mdesc;
+ thread->contention_start = time_base;
+ }
+ if (has_bt) {
+ num_bt = 8;
+ frames = decode_bt (ctx, sframes, &num_bt, p, &p, ptr_base, &method_base);
+ if (!frames) {
+ fprintf (outfile, "Cannot load backtrace\n");
+ return 0;
+ }
+ if (record)
+ add_trace_methods (frames, num_bt, &mdesc->traces, 1);
+ } else {
+ if (record)
+ add_trace_thread (thread, &mdesc->traces, 1);
+ }
+ } else if (event == MONO_PROFILER_MONITOR_FAIL) {
+ if (record) {
+ monitor_failed++;
+ if (thread->monitor && thread->contention_start) {
+ uint64_t wait_time = time_base - thread->contention_start;
+ if (wait_time > thread->monitor->max_wait_time)
+ thread->monitor->max_wait_time = wait_time;
+ thread->monitor->wait_time += wait_time;
+ thread->monitor = NULL;
+ thread->contention_start = 0;
+ }
+ }
+ } else if (event == MONO_PROFILER_MONITOR_DONE) {
+ if (record) {
+ monitor_acquired++;
+ if (thread->monitor && thread->contention_start) {
+ uint64_t wait_time = time_base - thread->contention_start;
+ if (wait_time > thread->monitor->max_wait_time)
+ thread->monitor->max_wait_time = wait_time;
+ thread->monitor->wait_time += wait_time;
+ thread->monitor = NULL;
+ thread->contention_start = 0;
+ }
+ }
+ }
+ if (debug)
+ fprintf (outfile, "monitor %s for object %p\n", monitor_ev_name (event), (void*)OBJ_ADDR (objdiff));
+ if (frames != sframes)
+ g_free (frames);
+ break;
+ }
+ case TYPE_EXCEPTION: {
+ int subtype = *p & 0x70;
+ int has_bt = *p & TYPE_THROW_BT;
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ MethodDesc* sframes [8];
+ MethodDesc** frames = sframes;
+ int record;
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ record = (!thread_filter || thread_filter == thread->thread_id);
+ if (!(time_base >= time_from && time_base < time_to))
+ record = 0;
+ if (subtype == TYPE_CLAUSE) {
+ int clause_type;
+ if (ctx->data_version > 12)
+ clause_type = *p++;
+ else
+ clause_type = decode_uleb128 (p, &p);
+ int clause_num = decode_uleb128 (p, &p);
+ int64_t ptrdiff = decode_sleb128 (p, &p);
+ method_base += ptrdiff;
+ if (record)
+ clause_summary [clause_type]++;
+ if (debug)
+ fprintf (outfile, "clause %s (%d) in method %s\n", clause_name (clause_type), clause_num, lookup_method (method_base)->name);
+ } else {
+ intptr_t objdiff = decode_sleb128 (p, &p);
+ if (record)
+ throw_count++;
+ if (has_bt) {
+ has_bt = 8;
+ frames = decode_bt (ctx, sframes, &has_bt, p, &p, ptr_base, &method_base);
+ if (!frames) {
+ fprintf (outfile, "Cannot load backtrace\n");
+ return 0;
+ }
+ if (record)
+ add_trace_methods (frames, has_bt, &exc_traces, 1);
+ } else {
+ if (record)
+ add_trace_thread (thread, &exc_traces, 1);
+ }
+ if (frames != sframes)
+ g_free (frames);
+ if (debug)
+ fprintf (outfile, "throw %p\n", (void*)OBJ_ADDR (objdiff));
+ }
+ break;
+ }
+ case TYPE_RUNTIME: {
+ int subtype = *p & 0xf0;
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ if (subtype == TYPE_JITHELPER) {
+ int type;
+ if (ctx->data_version > 12)
+ type = *p++;
+ else
+ type = decode_uleb128 (p, &p);
+ intptr_t codediff = decode_sleb128 (p, &p);
+ int codelen = decode_uleb128 (p, &p);
+ const char *name;
+ if (type == MONO_PROFILER_CODE_BUFFER_SPECIFIC_TRAMPOLINE) {
+ name = (const char *)p;
+ while (*p) p++;
+ p++;
+ } else {
+ name = code_buffer_desc (type);
+ }
+ num_jit_helpers++;
+ jit_helpers_code_size += codelen;
+ if (debug)
+ fprintf (outfile, "jit helper %s, size: %d, code: %p\n", name, codelen, (void*)(ptr_base + codediff));
+ }
+ break;
+ }
+ case TYPE_SAMPLE: {
+ int subtype = *p & 0xf0;
+ if (subtype == TYPE_SAMPLE_HIT) {
+ int i;
+ int sample_type;
+ uint64_t tstamp;
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ sample_type = *p++;
+ tstamp = time_base;
+ } else {
+ sample_type = decode_uleb128 (p + 1, &p);
+ tstamp = decode_uleb128 (p, &p);
+ }
+ void *tid = (void *) thread_id;
+ if (ctx->data_version > 10)
+ tid = (void *) (ptr_base + decode_sleb128 (p, &p));
+ int count = decode_uleb128 (p, &p);
+ for (i = 0; i < count; ++i) {
+ uintptr_t ip = ptr_base + decode_sleb128 (p, &p);
+ if ((tstamp >= time_from && tstamp < time_to))
+ add_stat_sample (sample_type, ip);
+ if (debug)
+ fprintf (outfile, "sample hit, type: %d at %p for thread %p\n", sample_type, (void*)ip, tid);
+ }
+ if (ctx->data_version > 5) {
+ count = decode_uleb128 (p, &p);
+ for (i = 0; i < count; ++i) {
+ MethodDesc *method;
+ int64_t ptrdiff = decode_sleb128 (p, &p);
+ method_base += ptrdiff;
+ method = lookup_method (method_base);
+ if (debug)
+ fprintf (outfile, "sample hit bt %d: %s\n", i, method->name);
+ if (ctx->data_version < 13) {
+ decode_sleb128 (p, &p); /* il offset */
+ decode_sleb128 (p, &p); /* native offset */
+ }
+ }
+ }
+ } else if (subtype == TYPE_SAMPLE_USYM) {
+ /* un unmanaged symbol description */
+ uintptr_t addr;
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ addr = ptr_base + decode_sleb128 (p, &p);
+ } else
+ addr = ptr_base + decode_sleb128 (p + 1, &p);
+ uintptr_t size = decode_uleb128 (p, &p);
+ char *name;
+ name = pstrdup ((char*)p);
+ add_unmanaged_symbol (addr, name, size);
+ if (debug)
+ fprintf (outfile, "unmanaged symbol %s at %p\n", name, (void*)addr);
+ while (*p) p++;
+ p++;
+ } else if (subtype == TYPE_SAMPLE_UBIN) {
+ /* un unmanaged binary loaded in memory */
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ uintptr_t addr = decode_sleb128 (p, &p);
+ uint64_t offset G_GNUC_UNUSED = decode_uleb128 (p, &p);
+ uintptr_t size = decode_uleb128 (p, &p);
+ char *name;
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ name = pstrdup ((char*)p);
+ add_unmanaged_binary (addr, name, size);
+ if (debug)
+ fprintf (outfile, "unmanaged binary %s at %p\n", name, (void*)addr);
+ while (*p) p++;
+ p++;
+ } else if (subtype == TYPE_SAMPLE_COUNTERS_DESC) {
+ uint64_t i, len;
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ len = decode_uleb128 (p, &p);
+ } else
+ len = decode_uleb128 (p + 1, &p);
+ for (i = 0; i < len; i++) {
+ uint64_t type, unit, variance, index;
+ uint64_t section = decode_uleb128 (p, &p);
+ char *section_str, *name;
+ if (section != MONO_COUNTER_PERFCOUNTERS) {
+ section_str = (char*) section_name (section);
+ } else {
+ section_str = pstrdup ((char*)p);
+ while (*p++);
+ }
+ name = pstrdup ((char*)p);
+ while (*p++);
+ if (ctx->data_version > 12) {
+ type = *p++;
+ unit = *p++;
+ variance = *p++;
+ } else {
+ type = decode_uleb128 (p, &p);
+ unit = decode_uleb128 (p, &p);
+ variance = decode_uleb128 (p, &p);
+ }
+ index = decode_uleb128 (p, &p);
+ add_counter (section_str, name, (int)type, (int)unit, (int)variance, (int)index);
+ }
+ } else if (subtype == TYPE_SAMPLE_COUNTERS) {
+ int i;
+ CounterValue *value, *previous = NULL;
+ CounterList *list;
+ uint64_t timestamp; // milliseconds since startup
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ timestamp = (time_base - startup_time) / 1000 / 1000;
+ } else
+ timestamp = decode_uleb128 (p + 1, &p);
+ uint64_t time_between = timestamp / 1000 * 1000 * 1000 * 1000 + startup_time;
+ while (1) {
+ uint64_t type, index = decode_uleb128 (p, &p);
+ if (index == 0)
+ break;
+
+ for (list = counters; list; list = list->next) {
+ if (list->counter->index == (int)index) {
+ previous = list->counter->values_last;
+ break;
+ }
+ }
+
+ if (ctx->data_version > 12)
+ type = *p++;
+ else
+ type = decode_uleb128 (p, &p);
+
+ value = (CounterValue *)calloc (1, sizeof (CounterValue));
+ value->timestamp = timestamp;
+
+ switch (type) {
+ case MONO_COUNTER_INT:
+#if SIZEOF_VOID_P == 4
+ case MONO_COUNTER_WORD:
+#endif
+ value->buffer = (unsigned char *)malloc (sizeof (int32_t));
+ *(int32_t*)value->buffer = (int32_t)decode_sleb128 (p, &p) + (previous ? (*(int32_t*)previous->buffer) : 0);
+ break;
+ case MONO_COUNTER_UINT:
+ value->buffer = (unsigned char *)malloc (sizeof (uint32_t));
+ *(uint32_t*)value->buffer = (uint32_t)decode_uleb128 (p, &p) + (previous ? (*(uint32_t*)previous->buffer) : 0);
+ break;
+ case MONO_COUNTER_LONG:
+#if SIZEOF_VOID_P == 8
+ case MONO_COUNTER_WORD:
+#endif
+ case MONO_COUNTER_TIME_INTERVAL:
+ value->buffer = (unsigned char *)malloc (sizeof (int64_t));
+ *(int64_t*)value->buffer = (int64_t)decode_sleb128 (p, &p) + (previous ? (*(int64_t*)previous->buffer) : 0);
+ break;
+ case MONO_COUNTER_ULONG:
+ value->buffer = (unsigned char *)malloc (sizeof (uint64_t));
+ *(uint64_t*)value->buffer = (uint64_t)decode_uleb128 (p, &p) + (previous ? (*(uint64_t*)previous->buffer) : 0);
+ break;
+ case MONO_COUNTER_DOUBLE:
+ value->buffer = (unsigned char *)malloc (sizeof (double));
+#if TARGET_BYTE_ORDER == G_LITTLE_ENDIAN
+ for (i = 0; i < sizeof (double); i++)
+#else
+ for (i = sizeof (double) - 1; i >= 0; i--)
+#endif
+ value->buffer[i] = *p++;
+ break;
+ case MONO_COUNTER_STRING:
+ if (*p++ == 0) {
+ value->buffer = NULL;
+ } else {
+ value->buffer = (unsigned char*) pstrdup ((char*)p);
+ while (*p++);
+ }
+ break;
+ }
+ if (time_between >= time_from && time_between <= time_to)
+ add_counter_value (index, value);
+ }
+ } else {
+ return 0;
+ }
+ break;
+ }
+ case TYPE_COVERAGE:{
+ int subtype = *p & 0xf0;
+ switch (subtype) {
+ case TYPE_COVERAGE_METHOD: {
+ CoverageMethod *method = g_new0 (CoverageMethod, 1);
+ const char *assembly, *klass, *name, *sig, *filename;
+ int token, n_offsets, method_id;
+
+ p++;
+
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ }
+
+ assembly = (const char *)p; while (*p) p++; p++;
+ klass = (const char *)p; while (*p) p++; p++;
+ name = (const char *)p; while (*p) p++; p++;
+ sig = (const char *)p; while (*p) p++; p++;
+ filename = (const char *)p; while (*p) p++; p++;
+
+ token = decode_uleb128 (p, &p);
+ method_id = decode_uleb128 (p, &p);
+ n_offsets = decode_uleb128 (p, &p);
+
+ method->assembly_name = g_strdup (assembly);
+ method->class_name = g_strdup (klass);
+ method->method_name = g_strdup (name);
+ method->method_signature = g_strdup (sig);
+ method->filename = g_strdup (filename);
+ method->token = token;
+ method->n_statements = n_offsets;
+ method->coverage = g_ptr_array_new ();
+ method->method_id = method_id;
+
+ coverage_add_method (method);
+
+ break;
+ }
+ case TYPE_COVERAGE_STATEMENT: {
+ CoverageCoverage *coverage = g_new0 (CoverageCoverage, 1);
+ int offset, count, line, column, method_id;
+
+ p++;
+
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ }
+
+ method_id = decode_uleb128 (p, &p);
+ offset = decode_uleb128 (p, &p);
+ count = decode_uleb128 (p, &p);
+ line = decode_uleb128 (p, &p);
+ column = decode_uleb128 (p, &p);
+
+ coverage->method_id = method_id;
+ coverage->offset = offset;
+ coverage->count = count;
+ coverage->line = line;
+ coverage->column = column;
+
+ coverage_add_coverage (coverage);
+ break;
+ }
+ case TYPE_COVERAGE_ASSEMBLY: {
+ CoverageAssembly *assembly = g_new0 (CoverageAssembly, 1);
+ char *name, *guid, *filename;
+ int number_of_methods, fully_covered, partially_covered;
+ p++;
+
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ }
+
+ name = (char *)p; while (*p) p++; p++;
+ guid = (char *)p; while (*p) p++; p++;
+ filename = (char *)p; while (*p) p++; p++;
+ number_of_methods = decode_uleb128 (p, &p);
+ fully_covered = decode_uleb128 (p, &p);
+ partially_covered = decode_uleb128 (p, &p);
+
+ assembly->name = g_strdup (name);
+ assembly->guid = g_strdup (guid);
+ assembly->filename = g_strdup (filename);
+ assembly->number_of_methods = number_of_methods;
+ assembly->fully_covered = fully_covered;
+ assembly->partially_covered = partially_covered;
+
+ coverage_add_assembly (assembly);
+ break;
+ }
+ case TYPE_COVERAGE_CLASS: {
+ CoverageClass *klass = g_new0 (CoverageClass, 1);
+ char *assembly_name, *class_name;
+ int number_of_methods, fully_covered, partially_covered;
+ p++;
+
+ if (ctx->data_version > 12) {
+ uint64_t tdiff = decode_uleb128 (p, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ }
+
+ assembly_name = (char *)p; while (*p) p++; p++;
+ class_name = (char *)p; while (*p) p++; p++;
+ number_of_methods = decode_uleb128 (p, &p);
+ fully_covered = decode_uleb128 (p, &p);
+ partially_covered = decode_uleb128 (p, &p);
+
+ klass->assembly_name = g_strdup (assembly_name);
+ klass->class_name = g_strdup (class_name);
+ klass->number_of_methods = number_of_methods;
+ klass->fully_covered = fully_covered;
+ klass->partially_covered = partially_covered;
+
+ coverage_add_class (klass);
+ break;
+ }
+
+ default:
+ break;
+ }
+ break;
+ }
+ case TYPE_META: {
+ int subtype = *p & 0xf0;
+ uint64_t tdiff = decode_uleb128 (p + 1, &p);
+ LOG_TIME (time_base, tdiff);
+ time_base += tdiff;
+ if (subtype == TYPE_SYNC_POINT) {
+ int type = *p++;
+ if (debug)
+ fprintf (outfile, "sync point %i (%s)\n", type, sync_point_name (type));
+ }
+ break;
+ }
+ default:
+ fprintf (outfile, "unhandled profiler event: 0x%x at file offset: %llu + %lld (len: %d\n)\n", *p, (unsigned long long) file_offset, (long long) (p - ctx->buf), len);
+ exit (1);
+ }
+ record_event_stats (event, p - start);
+ }
+ thread->last_time = time_base;
+ for (i = 0; i < thread->stack_id; ++i)
+ thread->stack [i]->recurse_count = 0;
+ return 1;
+}
+
+static int
+read_header_string (ProfContext *ctx, char **field)
+{
+ if (!load_data (ctx, 4))
+ return 0;
+
+ if (!load_data (ctx, read_int32 (ctx->buf)))
+ return 0;
+
+ *field = pstrdup ((const char *) ctx->buf);
+
+ return 1;
+}
+
+static ProfContext*
+load_file (char *name)
+{
+ unsigned char *p;
+ ProfContext *ctx = (ProfContext *)calloc (sizeof (ProfContext), 1);
+ if (strcmp (name, "-") == 0)
+ ctx->file = stdin;
+ else
+ ctx->file = fopen (name, "rb");
+ if (!ctx->file) {
+ printf ("Cannot open file: %s\n", name);
+ exit (1);
+ }
+#if defined (HAVE_SYS_ZLIB)
+ if (ctx->file != stdin)
+ ctx->gzfile = gzdopen (fileno (ctx->file), "rb");
+#endif
+ if (!load_data (ctx, 30))
+ return NULL;
+ p = ctx->buf;
+ if (read_int32 (p) != LOG_HEADER_ID || p [6] > LOG_DATA_VERSION)
+ return NULL;
+ ctx->version_major = p [4];
+ ctx->version_minor = p [5];
+ ctx->data_version = p [6];
+ /* reading 64 bit files on 32 bit systems not supported yet */
+ if (p [7] > sizeof (void*))
+ return NULL;
+ if (read_int32 (p + 20)) /* flags must be 0 */
+ return NULL;
+ ctx->startup_time = read_int64 (p + 8);
+ ctx->timer_overhead = read_int32 (p + 16);
+ ctx->pid = read_int32 (p + 24);
+ ctx->port = read_int16 (p + 28);
+ if (ctx->version_major >= 1) {
+ if (!read_header_string (ctx, &ctx->args))
+ return NULL;
+ if (!read_header_string (ctx, &ctx->arch))
+ return NULL;
+ if (!read_header_string (ctx, &ctx->os))
+ return NULL;
+ } else {
+ if (!load_data (ctx, 2)) /* old opsys field, was never used */
+ return NULL;
+ }
+ return ctx;
+}
+
+enum {
+ ALLOC_SORT_BYTES,
+ ALLOC_SORT_COUNT
+};
+static int alloc_sort_mode = ALLOC_SORT_BYTES;
+
+static int
+compare_class (const void *a, const void *b)
+{
+ ClassDesc *const *A = (ClassDesc *const *)a;
+ ClassDesc *const *B = (ClassDesc *const *)b;
+ uint64_t vala, valb;
+ if (alloc_sort_mode == ALLOC_SORT_BYTES) {
+ vala = (*A)->alloc_size;
+ valb = (*B)->alloc_size;
+ } else {
+ vala = (*A)->allocs;
+ valb = (*B)->allocs;
+ }
+ if (valb == vala)
+ return 0;
+ if (valb < vala)
+ return -1;
+ return 1;
+}
+
+static void
+dump_header (ProfContext *ctx)
+{
+ time_t st = ctx->startup_time / 1000;
+ char *t = ctime (&st);
+ fprintf (outfile, "\nMono log profiler data\n");
+ fprintf (outfile, "\tProfiler version: %d.%d\n", ctx->version_major, ctx->version_minor);
+ fprintf (outfile, "\tData version: %d\n", ctx->data_version);
+ if (ctx->version_major >= 1) {
+ fprintf (outfile, "\tArguments: %s\n", ctx->args);
+ fprintf (outfile, "\tArchitecture: %s\n", ctx->arch);
+ fprintf (outfile, "\tOperating system: %s\n", ctx->os);
+ }
+ fprintf (outfile, "\tMean timer overhead: %d nanoseconds\n", ctx->timer_overhead);
+ fprintf (outfile, "\tProgram startup: %s", t);
+ if (ctx->pid)
+ fprintf (outfile, "\tProgram ID: %d\n", ctx->pid);
+ if (ctx->port)
+ fprintf (outfile, "\tServer listening on: %d\n", ctx->port);
+}
+
+static void
+dump_traces (TraceDesc *traces, const char *desc)
+{
+ int j;
+ if (!show_traces)
+ return;
+ if (!traces->count)
+ return;
+ sort_context_array (traces);
+ for (j = 0; j < traces->count; ++j) {
+ int k;
+ BackTrace *bt;
+ bt = traces->traces [j].bt;
+ if (!bt->count)
+ continue;
+ fprintf (outfile, "\t%llu %s from:\n", (unsigned long long) traces->traces [j].count, desc);
+ for (k = 0; k < bt->count; ++k)
+ fprintf (outfile, "\t\t%s\n", bt->methods [k]->name);
+ }
+}
+
+static void
+dump_threads (ProfContext *ctx)
+{
+ ThreadContext *thread;
+ fprintf (outfile, "\nThread summary\n");
+ for (thread = ctx->threads; thread; thread = thread->next) {
+ if (thread->thread_id) {
+ fprintf (outfile, "\tThread: %p, name: \"%s\"\n", (void*)thread->thread_id, thread->name? thread->name: "");
+ }
+ }
+}
+
+static void
+dump_domains (ProfContext *ctx)
+{
+ fprintf (outfile, "\nDomain summary\n");
+
+ for (DomainContext *domain = ctx->domains; domain; domain = domain->next)
+ fprintf (outfile, "\tDomain: %p, friendly name: \"%s\"\n", (void *) domain->domain_id, domain->friendly_name);
+}
+
+static void
+dump_remctxs (ProfContext *ctx)
+{
+ fprintf (outfile, "\nContext summary\n");
+
+ for (RemCtxContext *remctx = ctx->remctxs; remctx; remctx = remctx->next)
+ fprintf (outfile, "\tContext: %p, domain: %p\n", (void *) remctx->remctx_id, (void *) remctx->domain_id);
+}
+
+static void
+dump_exceptions (void)
+{
+ int i;
+ fprintf (outfile, "\nException summary\n");
+ fprintf (outfile, "\tThrows: %llu\n", (unsigned long long) throw_count);
+ dump_traces (&exc_traces, "throws");
+ for (i = 0; i <= MONO_EXCEPTION_CLAUSE_FAULT; ++i) {
+ if (!clause_summary [i])
+ continue;
+ fprintf (outfile, "\tExecuted %s clauses: %llu\n", clause_name (i), (unsigned long long) clause_summary [i]);
+ }
+}
+
+static int
+compare_monitor (const void *a, const void *b)
+{
+ MonitorDesc *const *A = (MonitorDesc *const *)a;
+ MonitorDesc *const *B = (MonitorDesc *const *)b;
+ if ((*B)->wait_time == (*A)->wait_time)
+ return 0;
+ if ((*B)->wait_time < (*A)->wait_time)
+ return -1;
+ return 1;
+}
+
+static void
+dump_monitors (void)
+{
+ MonitorDesc **monitors;
+ int i, j;
+ if (!num_monitors)
+ return;
+ monitors = (MonitorDesc **)malloc (sizeof (void*) * num_monitors);
+ for (i = 0, j = 0; i < SMALL_HASH_SIZE; ++i) {
+ MonitorDesc *mdesc = monitor_hash [i];
+ while (mdesc) {
+ monitors [j++] = mdesc;
+ mdesc = mdesc->next;
+ }
+ }
+ qsort (monitors, num_monitors, sizeof (void*), compare_monitor);
+ fprintf (outfile, "\nMonitor lock summary\n");
+ for (i = 0; i < num_monitors; ++i) {
+ MonitorDesc *mdesc = monitors [i];
+ fprintf (outfile, "\tLock object %p: %d contentions\n", (void*)mdesc->objid, (int)mdesc->contentions);
+ fprintf (outfile, "\t\t%.6f secs total wait time, %.6f max, %.6f average\n",
+ mdesc->wait_time/1000000000.0, mdesc->max_wait_time/1000000000.0, mdesc->wait_time/1000000000.0/mdesc->contentions);
+ dump_traces (&mdesc->traces, "contentions");
+ }
+ fprintf (outfile, "\tLock contentions: %llu\n", (unsigned long long) monitor_contention);
+ fprintf (outfile, "\tLock acquired: %llu\n", (unsigned long long) monitor_acquired);
+ fprintf (outfile, "\tLock failures: %llu\n", (unsigned long long) monitor_failed);
+}
+
+static void
+dump_gcs (void)
+{
+ int i;
+ fprintf (outfile, "\nGC summary\n");
+ fprintf (outfile, "\tGC resizes: %d\n", gc_resizes);
+ fprintf (outfile, "\tMax heap size: %llu\n", (unsigned long long) max_heap_size);
+ fprintf (outfile, "\tObject moves: %llu\n", (unsigned long long) gc_object_moves);
+ for (i = 0; i < 3; ++i) {
+ if (!gc_info [i].count)
+ continue;
+ fprintf (outfile, "\tGen%d collections: %d, max time: %lluus, total time: %lluus, average: %lluus\n",
+ i, gc_info [i].count,
+ (unsigned long long) (gc_info [i].max_time / 1000),
+ (unsigned long long) (gc_info [i].total_time / 1000),
+ (unsigned long long) (gc_info [i].total_time / gc_info [i].count / 1000));
+ }
+ for (i = 0; i < 3; ++i) {
+ if (!handle_info [i].max_live)
+ continue;
+ fprintf (outfile, "\tGC handles %s: created: %llu, destroyed: %llu, max: %llu\n",
+ get_handle_name (i),
+ (unsigned long long) (handle_info [i].created),
+ (unsigned long long) (handle_info [i].destroyed),
+ (unsigned long long) (handle_info [i].max_live));
+ dump_traces (&handle_info [i].traces, "created");
+ dump_traces (&handle_info [i].destroy_traces, "destroyed");
+ }
+}
+
+static void
+dump_jit (void)
+{
+ int i;
+ int code_size = 0;
+ int compiled_methods = 0;
+ MethodDesc* m;
+ fprintf (outfile, "\nJIT summary\n");
+ for (i = 0; i < HASH_SIZE; ++i) {
+ m = method_hash [i];
+ for (m = method_hash [i]; m; m = m->next) {
+ if (!m->code || m->ignore_jit)
+ continue;
+ compiled_methods++;
+ code_size += m->len;
+ }
+ }
+ fprintf (outfile, "\tCompiled methods: %d\n", compiled_methods);
+ fprintf (outfile, "\tGenerated code size: %d\n", code_size);
+ fprintf (outfile, "\tJIT helpers: %d\n", num_jit_helpers);
+ fprintf (outfile, "\tJIT helpers code size: %d\n", jit_helpers_code_size);
+}
+
+static void
+dump_allocations (void)
+{
+ int i, c;
+ intptr_t allocs = 0;
+ uint64_t size = 0;
+ int header_done = 0;
+ ClassDesc **classes = (ClassDesc **)malloc (num_classes * sizeof (void*));
+ ClassDesc *cd;
+ c = 0;
+ for (i = 0; i < HASH_SIZE; ++i) {
+ cd = class_hash [i];
+ while (cd) {
+ classes [c++] = cd;
+ cd = cd->next;
+ }
+ }
+ qsort (classes, num_classes, sizeof (void*), compare_class);
+ for (i = 0; i < num_classes; ++i) {
+ cd = classes [i];
+ if (!cd->allocs)
+ continue;
+ allocs += cd->allocs;
+ size += cd->alloc_size;
+ if (!header_done++) {
+ fprintf (outfile, "\nAllocation summary\n");
+ fprintf (outfile, "%10s %10s %8s Type name\n", "Bytes", "Count", "Average");
+ }
+ fprintf (outfile, "%10llu %10zd %8llu %s\n",
+ (unsigned long long) (cd->alloc_size),
+ cd->allocs,
+ (unsigned long long) (cd->alloc_size / cd->allocs),
+ cd->name);
+ dump_traces (&cd->traces, "bytes");
+ }
+ if (allocs)
+ fprintf (outfile, "Total memory allocated: %llu bytes in %zd objects\n", (unsigned long long) size, allocs);
+}
+
+enum {
+ METHOD_SORT_TOTAL,
+ METHOD_SORT_SELF,
+ METHOD_SORT_CALLS
+};
+
+static int method_sort_mode = METHOD_SORT_TOTAL;
+
+static int
+compare_method (const void *a, const void *b)
+{
+ MethodDesc *const *A = (MethodDesc *const *)a;
+ MethodDesc *const *B = (MethodDesc *const *)b;
+ uint64_t vala, valb;
+ if (method_sort_mode == METHOD_SORT_SELF) {
+ vala = (*A)->self_time;
+ valb = (*B)->self_time;
+ } else if (method_sort_mode == METHOD_SORT_CALLS) {
+ vala = (*A)->calls;
+ valb = (*B)->calls;
+ } else {
+ vala = (*A)->total_time;
+ valb = (*B)->total_time;
+ }
+ if (vala == valb)
+ return 0;
+ if (valb < vala)
+ return -1;
+ return 1;
+}
+
+static void
+dump_metadata (void)
+{
+ fprintf (outfile, "\nMetadata summary\n");
+ fprintf (outfile, "\tLoaded images: %d\n", num_images);
+ if (verbose) {
+ ImageDesc *image;
+ int i;
+ for (i = 0; i < SMALL_HASH_SIZE; ++i) {
+ image = image_hash [i];
+ while (image) {
+ fprintf (outfile, "\t\t%s\n", image->filename);
+ image = image->next;
+ }
+ }
+ }
+ fprintf (outfile, "\tLoaded assemblies: %d\n", num_assemblies);
+ if (verbose) {
+ AssemblyDesc *assembly;
+ int i;
+ for (i = 0; i < SMALL_HASH_SIZE; ++i) {
+ assembly = assembly_hash [i];
+ while (assembly) {
+ fprintf (outfile, "\t\t%s\n", assembly->asmname);
+ assembly = assembly->next;
+ }
+ }
+ }
+}
+
+static void
+dump_methods (void)
+{
+ int i, c;
+ uint64_t calls = 0;
+ int header_done = 0;
+ MethodDesc **methods = (MethodDesc **)malloc (num_methods * sizeof (void*));
+ MethodDesc *cd;
+ c = 0;
+ for (i = 0; i < HASH_SIZE; ++i) {
+ cd = method_hash [i];
+ while (cd) {
+ cd->total_time = cd->self_time + cd->callee_time;
+ methods [c++] = cd;
+ cd = cd->next;
+ }
+ }
+ qsort (methods, num_methods, sizeof (void*), compare_method);
+ for (i = 0; i < num_methods; ++i) {
+ uint64_t msecs;
+ uint64_t smsecs;
+ cd = methods [i];
+ if (!cd->calls)
+ continue;
+ calls += cd->calls;
+ msecs = cd->total_time / 1000000;
+ smsecs = (cd->total_time - cd->callee_time) / 1000000;
+ if (!msecs && !verbose)
+ continue;
+ if (!header_done++) {
+ fprintf (outfile, "\nMethod call summary\n");
+ fprintf (outfile, "%8s %8s %10s Method name\n", "Total(ms)", "Self(ms)", "Calls");
+ }
+ fprintf (outfile, "%8llu %8llu %10llu %s\n",
+ (unsigned long long) (msecs),
+ (unsigned long long) (smsecs),
+ (unsigned long long) (cd->calls),
+ cd->name);
+ dump_traces (&cd->traces, "calls");
+ }
+ if (calls)
+ fprintf (outfile, "Total calls: %llu\n", (unsigned long long) calls);
+}
+
+static int
+compare_heap_class (const void *a, const void *b)
+{
+ HeapClassDesc *const *A = (HeapClassDesc *const *)a;
+ HeapClassDesc *const *B = (HeapClassDesc *const *)b;
+ uint64_t vala, valb;
+ if (alloc_sort_mode == ALLOC_SORT_BYTES) {
+ vala = (*A)->total_size;
+ valb = (*B)->total_size;
+ } else {
+ vala = (*A)->count;
+ valb = (*B)->count;
+ }
+ if (valb == vala)
+ return 0;
+ if (valb < vala)
+ return -1;
+ return 1;
+}
+
+static int
+compare_rev_class (const void *a, const void *b)
+{
+ const HeapClassRevRef *A = (const HeapClassRevRef *)a;
+ const HeapClassRevRef *B = (const HeapClassRevRef *)b;
+ if (B->count == A->count)
+ return 0;
+ if (B->count < A->count)
+ return -1;
+ return 1;
+}
+
+static void
+dump_rev_claases (HeapClassRevRef *revs, int count)
+{
+ int j;
+ if (!show_traces)
+ return;
+ if (!count)
+ return;
+ for (j = 0; j < count; ++j) {
+ HeapClassDesc *cd = revs [j].klass;
+ fprintf (outfile, "\t\t%llu references from: %s\n",
+ (unsigned long long) (revs [j].count),
+ cd->klass->name);
+ }
+}
+
+static void
+heap_shot_summary (HeapShot *hs, int hs_num, HeapShot *last_hs)
+{
+ uint64_t size = 0;
+ uint64_t count = 0;
+ int ccount = 0;
+ int i;
+ HeapClassDesc *cd;
+ HeapClassDesc **sorted;
+ sorted = (HeapClassDesc **)malloc (sizeof (void*) * hs->class_count);
+ for (i = 0; i < hs->hash_size; ++i) {
+ cd = hs->class_hash [i];
+ if (!cd)
+ continue;
+ count += cd->count;
+ size += cd->total_size;
+ sorted [ccount++] = cd;
+ }
+ hs->sorted = sorted;
+ qsort (sorted, ccount, sizeof (void*), compare_heap_class);
+ fprintf (outfile, "\n\tHeap shot %d at %.3f secs: size: %llu, object count: %llu, class count: %d, roots: %zd\n",
+ hs_num,
+ (hs->timestamp - startup_time)/1000000000.0,
+ (unsigned long long) (size),
+ (unsigned long long) (count),
+ ccount, hs->num_roots);
+ if (!verbose && ccount > 30)
+ ccount = 30;
+ fprintf (outfile, "\t%10s %10s %8s Class name\n", "Bytes", "Count", "Average");
+ for (i = 0; i < ccount; ++i) {
+ HeapClassRevRef *rev_sorted;
+ int j, k;
+ HeapClassDesc *ocd = NULL;
+ cd = sorted [i];
+ if (last_hs)
+ ocd = heap_class_lookup (last_hs, cd->klass);
+ fprintf (outfile, "\t%10llu %10llu %8llu %s",
+ (unsigned long long) (cd->total_size),
+ (unsigned long long) (cd->count),
+ (unsigned long long) (cd->total_size / cd->count),
+ cd->klass->name);
+ if (ocd) {
+ int64_t bdiff = cd->total_size - ocd->total_size;
+ int64_t cdiff = cd->count - ocd->count;
+ fprintf (outfile, " (bytes: %+lld, count: %+lld)\n", (long long) bdiff, (long long) cdiff);
+ } else {
+ fprintf (outfile, "\n");
+ }
+ if (!collect_traces)
+ continue;
+ rev_sorted = (HeapClassRevRef *)malloc (cd->rev_count * sizeof (HeapClassRevRef));
+ k = 0;
+ for (j = 0; j < cd->rev_hash_size; ++j) {
+ if (cd->rev_hash [j].klass)
+ rev_sorted [k++] = cd->rev_hash [j];
+ }
+ assert (cd->rev_count == k);
+ qsort (rev_sorted, cd->rev_count, sizeof (HeapClassRevRef), compare_rev_class);
+ if (cd->root_references)
+ fprintf (outfile, "\t\t%zd root references (%zd pinning)\n", cd->root_references, cd->pinned_references);
+ dump_rev_claases (rev_sorted, cd->rev_count);
+ g_free (rev_sorted);
+ }
+ g_free (sorted);
+}
+
+static int
+compare_heap_shots (const void *a, const void *b)
+{
+ HeapShot *const *A = (HeapShot *const *)a;
+ HeapShot *const *B = (HeapShot *const *)b;
+ if ((*B)->timestamp == (*A)->timestamp)
+ return 0;
+ if ((*B)->timestamp > (*A)->timestamp)
+ return -1;
+ return 1;
+}
+
+static void
+dump_heap_shots (void)
+{
+ HeapShot **hs_sorted;
+ HeapShot *hs;
+ HeapShot *last_hs = NULL;
+ int i;
+ if (!heap_shots)
+ return;
+ hs_sorted = (HeapShot **)malloc (num_heap_shots * sizeof (void*));
+ fprintf (outfile, "\nHeap shot summary\n");
+ i = 0;
+ for (hs = heap_shots; hs; hs = hs->next)
+ hs_sorted [i++] = hs;
+ qsort (hs_sorted, num_heap_shots, sizeof (void*), compare_heap_shots);
+ for (i = 0; i < num_heap_shots; ++i) {
+ hs = hs_sorted [i];
+ heap_shot_summary (hs, i, last_hs);
+ last_hs = hs;
+ }
+}
+
+/* This is a very basic escape function that escapes < > and &
+ Ideally we'd use g_markup_escape_string but that function isn't
+ available in Mono's eglib. This was written without looking at the
+ source of that function in glib. */
+static char *
+escape_string_for_xml (const char *string)
+{
+ GString *string_builder = g_string_new (NULL);
+ const char *start, *p;
+
+ start = p = string;
+ while (*p) {
+ while (*p && *p != '&' && *p != '<' && *p != '>')
+ p++;
+
+ g_string_append_len (string_builder, start, p - start);
+
+ if (*p == '\0')
+ break;
+
+ switch (*p) {
+ case '<':
+ g_string_append (string_builder, "<");
+ break;
+
+ case '>':
+ g_string_append (string_builder, ">");
+ break;
+
+ case '&':
+ g_string_append (string_builder, "&");
+ break;
+
+ default:
+ break;
+ }
+
+ p++;
+ start = p;
+ }
+
+ return g_string_free (string_builder, FALSE);
+}
+
+static int
+sort_assemblies (gconstpointer a, gconstpointer b)
+{
+ CoverageAssembly *assembly_a = *(CoverageAssembly **)a;
+ CoverageAssembly *assembly_b = *(CoverageAssembly **)b;
+
+ if (assembly_a->name == NULL && assembly_b->name == NULL)
+ return 0;
+ else if (assembly_a->name == NULL)
+ return -1;
+ else if (assembly_b->name == NULL)
+ return 1;
+
+ return strcmp (assembly_a->name, assembly_b->name);
+}
+
+static void
+dump_coverage (void)
+{
+ if (!coverage_methods && !coverage_assemblies)
+ return;
+
+ gather_coverage_statements ();
+ fprintf (outfile, "\nCoverage Summary:\n");
+
+ if (coverage_outfile) {
+ fprintf (coverage_outfile, "<?xml version=\"1.0\"?>\n");
+ fprintf (coverage_outfile, "<coverage version=\"0.3\">\n");
+ }
+
+ g_ptr_array_sort (coverage_assemblies, sort_assemblies);
+
+ for (guint i = 0; i < coverage_assemblies->len; i++) {
+ CoverageAssembly *assembly = (CoverageAssembly *)coverage_assemblies->pdata[i];
+ GPtrArray *classes;
+
+ if (assembly->number_of_methods != 0) {
+ int percentage = ((assembly->fully_covered + assembly->partially_covered) * 100) / assembly->number_of_methods;
+ fprintf (outfile, "\t%s (%s) %d%% covered (%d methods - %d covered)\n", assembly->name, assembly->filename, percentage, assembly->number_of_methods, assembly->fully_covered);
+ } else
+ fprintf (outfile, "\t%s (%s) ?%% covered (%d methods - %d covered)\n", assembly->name, assembly->filename, assembly->number_of_methods, assembly->fully_covered);
+
+ if (coverage_outfile) {
+ char *escaped_name, *escaped_filename;
+ escaped_name = escape_string_for_xml (assembly->name);
+ escaped_filename = escape_string_for_xml (assembly->filename);
+
+ fprintf (coverage_outfile, "\t<assembly name=\"%s\" guid=\"%s\" filename=\"%s\" method-count=\"%d\" full=\"%d\" partial=\"%d\"/>\n", escaped_name, assembly->guid, escaped_filename, assembly->number_of_methods, assembly->fully_covered, assembly->partially_covered);
+
+ g_free (escaped_name);
+ g_free (escaped_filename);
+ }
+
+ classes = (GPtrArray *)g_hash_table_lookup (coverage_assembly_classes, assembly->name);
+ if (classes) {
+ for (guint j = 0; j < classes->len; j++) {
+ CoverageClass *klass = (CoverageClass *)classes->pdata [j];
+
+ if (klass->number_of_methods > 0) {
+ int percentage = ((klass->fully_covered + klass->partially_covered) * 100) / klass->number_of_methods;
+ fprintf (outfile, "\t\t%s %d%% covered (%d methods - %d covered)\n", klass->class_name, percentage, klass->number_of_methods, klass->fully_covered);
+ } else
+ fprintf (outfile, "\t\t%s ?%% covered (%d methods - %d covered)\n", klass->class_name, klass->number_of_methods, klass->fully_covered);
+
+ if (coverage_outfile) {
+ char *escaped_name;
+ escaped_name = escape_string_for_xml (klass->class_name);
+
+ fprintf (coverage_outfile, "\t\t<class name=\"%s\" method-count=\"%d\" full=\"%d\" partial=\"%d\"/>\n", escaped_name, klass->number_of_methods, klass->fully_covered, klass->partially_covered);
+ g_free (escaped_name);
+ }
+ }
+ }
+ }
+
+ for (guint i = 0; i < coverage_methods->len; i++) {
+ CoverageMethod *method = (CoverageMethod *)coverage_methods->pdata [i];
+
+ if (coverage_outfile) {
+ char *escaped_assembly, *escaped_class, *escaped_method, *escaped_sig, *escaped_filename;
+
+ escaped_assembly = escape_string_for_xml (method->assembly_name);
+ escaped_class = escape_string_for_xml (method->class_name);
+ escaped_method = escape_string_for_xml (method->method_name);
+ escaped_sig = escape_string_for_xml (method->method_signature);
+ escaped_filename = escape_string_for_xml (method->filename);
+
+ fprintf (coverage_outfile, "\t<method assembly=\"%s\" class=\"%s\" name=\"%s (%s)\" filename=\"%s\" token=\"%d\">\n", escaped_assembly, escaped_class, escaped_method, escaped_sig, escaped_filename, method->token);
+
+ g_free (escaped_assembly);
+ g_free (escaped_class);
+ g_free (escaped_method);
+ g_free (escaped_sig);
+ g_free (escaped_filename);
+
+ for (guint j = 0; j < method->coverage->len; j++) {
+ CoverageCoverage *coverage = (CoverageCoverage *)method->coverage->pdata [j];
+ fprintf (coverage_outfile, "\t\t<statement offset=\"%d\" counter=\"%d\" line=\"%d\" column=\"%d\"/>\n", coverage->offset, coverage->count, coverage->line, coverage->column);
+ }
+ fprintf (coverage_outfile, "\t</method>\n");
+ }
+ }
+
+ if (coverage_outfile) {
+ fprintf (coverage_outfile, "</coverage>\n");
+ fclose (coverage_outfile);
+ coverage_outfile = NULL;
+ }
+}
+
+#define DUMP_EVENT_STAT(EVENT,SUBTYPE) dump_event (#EVENT, #SUBTYPE, EVENT, SUBTYPE);
+
+static void
+dump_event (const char *event_name, const char *subtype_name, int event, int subtype)
+{
+ int idx = event | subtype;
+ EventStat evt = stats [idx];
+ if (!evt.count)
+ return;
+
+ fprintf (outfile, "\t%16s\t%26s\tcount %6d\tmin %3d\tmax %6d\tbytes %d\n", event_name, subtype_name, evt.count, evt.min_size, evt.max_size, evt.bytes);
+}
+
+static void
+dump_stats (void)
+{
+ fprintf (outfile, "\nMlpd statistics\n");
+ fprintf (outfile, "\tBuffer count %d\toverhead %d (%d bytes per header)\n", buffer_count, buffer_count * BUFFER_HEADER_SIZE, BUFFER_HEADER_SIZE);
+ fprintf (outfile, "\nEvent details:\n");
+
+ DUMP_EVENT_STAT (TYPE_ALLOC, TYPE_ALLOC_NO_BT);
+ DUMP_EVENT_STAT (TYPE_ALLOC, TYPE_ALLOC_BT);
+
+ DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_EVENT);
+ DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_RESIZE);
+ DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_MOVE);
+ DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_HANDLE_CREATED);
+ DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_HANDLE_DESTROYED);
+ DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_HANDLE_CREATED_BT);
+ DUMP_EVENT_STAT (TYPE_GC, TYPE_GC_HANDLE_DESTROYED_BT);
+
+ DUMP_EVENT_STAT (TYPE_METADATA, TYPE_END_LOAD);
+ DUMP_EVENT_STAT (TYPE_METADATA, TYPE_END_UNLOAD);
+
+ DUMP_EVENT_STAT (TYPE_METHOD, TYPE_LEAVE);
+ DUMP_EVENT_STAT (TYPE_METHOD, TYPE_ENTER);
+ DUMP_EVENT_STAT (TYPE_METHOD, TYPE_EXC_LEAVE);
+ DUMP_EVENT_STAT (TYPE_METHOD, TYPE_JIT);
+
+ DUMP_EVENT_STAT (TYPE_EXCEPTION, TYPE_THROW_NO_BT);
+ DUMP_EVENT_STAT (TYPE_EXCEPTION, TYPE_THROW_BT);
+ DUMP_EVENT_STAT (TYPE_EXCEPTION, TYPE_CLAUSE);
+
+ DUMP_EVENT_STAT (TYPE_MONITOR, TYPE_MONITOR_NO_BT);
+ DUMP_EVENT_STAT (TYPE_MONITOR, TYPE_MONITOR_BT);
+
+ DUMP_EVENT_STAT (TYPE_HEAP, TYPE_HEAP_START);
+ DUMP_EVENT_STAT (TYPE_HEAP, TYPE_HEAP_END);
+ DUMP_EVENT_STAT (TYPE_HEAP, TYPE_HEAP_OBJECT);
+ DUMP_EVENT_STAT (TYPE_HEAP, TYPE_HEAP_ROOT);
+
+ DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_HIT);
+ DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_USYM);
+ DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_UBIN);
+ DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_COUNTERS_DESC);
+ DUMP_EVENT_STAT (TYPE_SAMPLE, TYPE_SAMPLE_COUNTERS);
+
+ DUMP_EVENT_STAT (TYPE_RUNTIME, TYPE_JITHELPER);
+
+ DUMP_EVENT_STAT (TYPE_COVERAGE, TYPE_COVERAGE_ASSEMBLY);
+ DUMP_EVENT_STAT (TYPE_COVERAGE, TYPE_COVERAGE_METHOD);
+ DUMP_EVENT_STAT (TYPE_COVERAGE, TYPE_COVERAGE_STATEMENT);
+ DUMP_EVENT_STAT (TYPE_COVERAGE, TYPE_COVERAGE_CLASS);
+
+ DUMP_EVENT_STAT (TYPE_META, TYPE_SYNC_POINT);
+}
+
+
+
+static void
+flush_context (ProfContext *ctx)
+{
+ ThreadContext *thread;
+ /* FIXME: sometimes there are leftovers: indagate */
+ for (thread = ctx->threads; thread; thread = thread->next) {
+ while (thread->stack_id) {
+ if (debug)
+ fprintf (outfile, "thread %p has %d items on stack\n", (void*)thread->thread_id, thread->stack_id);
+ pop_method (thread, thread->stack [thread->stack_id - 1], thread->last_time);
+ }
+ }
+}
+
+static const char *reports = "header,jit,gc,sample,alloc,call,metadata,exception,monitor,thread,heapshot,counters,coverage";
+
+static const char*
+match_option (const char *p, const char *opt)
+{
+ int len = strlen (opt);
+ if (strncmp (p, opt, len) == 0) {
+ if (p [len] == ',')
+ len++;
+ return p + len;
+ }
+ return p;
+}
+
+static int
+print_reports (ProfContext *ctx, const char *reps, int parse_only)
+{
+ const char *opt;
+ const char *p;
+ for (p = reps; *p; p = opt) {
+ if ((opt = match_option (p, "header")) != p) {
+ if (!parse_only)
+ dump_header (ctx);
+ continue;
+ }
+ if ((opt = match_option (p, "thread")) != p) {
+ if (!parse_only)
+ dump_threads (ctx);
+ continue;
+ }
+ if ((opt = match_option (p, "domain")) != p) {
+ if (!parse_only)
+ dump_domains (ctx);
+ continue;
+ }
+ if ((opt = match_option (p, "context")) != p) {
+ if (!parse_only)
+ dump_remctxs (ctx);
+ continue;
+ }
+ if ((opt = match_option (p, "gc")) != p) {
+ if (!parse_only)
+ dump_gcs ();
+ continue;
+ }
+ if ((opt = match_option (p, "jit")) != p) {
+ if (!parse_only)
+ dump_jit ();
+ continue;
+ }
+ if ((opt = match_option (p, "alloc")) != p) {
+ if (!parse_only)
+ dump_allocations ();
+ continue;
+ }
+ if ((opt = match_option (p, "call")) != p) {
+ if (!parse_only)
+ dump_methods ();
+ continue;
+ }
+ if ((opt = match_option (p, "metadata")) != p) {
+ if (!parse_only)
+ dump_metadata ();
+ continue;
+ }
+ if ((opt = match_option (p, "exception")) != p) {
+ if (!parse_only)
+ dump_exceptions ();
+ continue;
+ }
+ if ((opt = match_option (p, "monitor")) != p) {
+ if (!parse_only)
+ dump_monitors ();
+ continue;
+ }
+ if ((opt = match_option (p, "heapshot")) != p) {
+ if (!parse_only)
+ dump_heap_shots ();
+ continue;
+ }
+ if ((opt = match_option (p, "sample")) != p) {
+ if (!parse_only)
+ dump_samples ();
+ continue;
+ }
+ if ((opt = match_option (p, "counters")) != p) {
+ if (!parse_only)
+ dump_counters ();
+ continue;
+ }
+ if ((opt = match_option (p, "coverage")) != p) {
+ if (!parse_only)
+ dump_coverage ();
+ continue;
+ }
+ if ((opt = match_option (p, "stats")) != p) {
+ if (!parse_only)
+ dump_stats ();
+ continue;
+ }
+ return 0;
+ }
+ return 1;
+}
+
+static int
+add_find_spec (const char *p)
+{
+ if (p [0] == 'S' && p [1] == ':') {
+ char *vale;
+ find_size = strtoul (p + 2, &vale, 10);
+ return 1;
+ } else if (p [0] == 'T' && p [1] == ':') {
+ find_name = p + 2;
+ return 1;
+ }
+ return 0;
+}
+
+static void
+usage (void)
+{
+ printf ("Mono log profiler report version %d.%d\n", LOG_VERSION_MAJOR, LOG_VERSION_MINOR);
+ printf ("Usage: mprof-report [OPTIONS] FILENAME\n");
+ printf ("FILENAME can be '-' to read from standard input.\n");
+ printf ("Options:\n");
+ printf ("\t--help display this help\n");
+ printf ("\t--out=FILE write to FILE instead of stdout\n");
+ printf ("\t--traces collect and show backtraces\n");
+ printf ("\t--maxframes=NUM limit backtraces to NUM entries\n");
+ printf ("\t--reports=R1[,R2...] print the specified reports. Defaults are:\n");
+ printf ("\t %s\n", reports);
+ printf ("\t--method-sort=MODE sort methods according to MODE: total, self, calls\n");
+ printf ("\t--alloc-sort=MODE sort allocations according to MODE: bytes, count\n");
+ printf ("\t--counters-sort=MODE sort counters according to MODE: time, category\n");
+ printf ("\t only accessible in verbose mode\n");
+ printf ("\t--track=OB1[,OB2...] track what happens to objects OBJ1, O2 etc.\n");
+ printf ("\t--find=FINDSPEC find and track objects matching FINFSPEC, where FINDSPEC is:\n");
+ printf ("\t S:minimum_size or T:partial_name\n");
+ printf ("\t--thread=THREADID consider just the data for thread THREADID\n");
+ printf ("\t--time=FROM-TO consider data FROM seconds from startup up to TO seconds\n");
+ printf ("\t--verbose increase verbosity level\n");
+ printf ("\t--debug display decoding debug info for mprof-report devs\n");
+ printf ("\t--coverage-out=FILE write the coverage info to FILE as XML\n");
+}
+
+int
+main (int argc, char *argv[])
+{
+ ProfContext *ctx;
+ int i;
+ outfile = stdout;
+ for (i = 1; i < argc; ++i) {
+ if (strcmp ("--debug", argv [i]) == 0) {
+ debug++;
+ } else if (strcmp ("--help", argv [i]) == 0) {
+ usage ();
+ return 0;
+ } else if (strncmp ("--alloc-sort=", argv [i], 13) == 0) {
+ const char *val = argv [i] + 13;
+ if (strcmp (val, "bytes") == 0) {
+ alloc_sort_mode = ALLOC_SORT_BYTES;
+ } else if (strcmp (val, "count") == 0) {
+ alloc_sort_mode = ALLOC_SORT_COUNT;
+ } else {
+ usage ();
+ return 1;
+ }
+ } else if (strncmp ("--method-sort=", argv [i], 14) == 0) {
+ const char *val = argv [i] + 14;
+ if (strcmp (val, "total") == 0) {
+ method_sort_mode = METHOD_SORT_TOTAL;
+ } else if (strcmp (val, "self") == 0) {
+ method_sort_mode = METHOD_SORT_SELF;
+ } else if (strcmp (val, "calls") == 0) {
+ method_sort_mode = METHOD_SORT_CALLS;
+ } else {
+ usage ();
+ return 1;
+ }
+ } else if (strncmp ("--counters-sort=", argv [i], 16) == 0) {
+ const char *val = argv [i] + 16;
+ if (strcmp (val, "time") == 0) {
+ counters_sort_mode = COUNTERS_SORT_TIME;
+ } else if (strcmp (val, "category") == 0) {
+ counters_sort_mode = COUNTERS_SORT_CATEGORY;
+ } else {
+ usage ();
+ return 1;
+ }
+ } else if (strncmp ("--reports=", argv [i], 10) == 0) {
+ const char *val = argv [i] + 10;
+ if (!print_reports (NULL, val, 1)) {
+ usage ();
+ return 1;
+ }
+ reports = val;
+ } else if (strncmp ("--out=", argv [i], 6) == 0) {
+ const char *val = argv [i] + 6;
+ outfile = fopen (val, "w");
+ if (!outfile) {
+ printf ("Cannot open output file: %s\n", val);
+ return 1;
+ }
+ } else if (strncmp ("--maxframes=", argv [i], 12) == 0) {
+ const char *val = argv [i] + 12;
+ char *vale;
+ trace_max = strtoul (val, &vale, 10);
+ } else if (strncmp ("--find=", argv [i], 7) == 0) {
+ const char *val = argv [i] + 7;
+ if (!add_find_spec (val)) {
+ usage ();
+ return 1;
+ }
+ } else if (strncmp ("--track=", argv [i], 8) == 0) {
+ const char *val = argv [i] + 8;
+ char *vale;
+ while (*val) {
+ uintptr_t tracked_obj;
+ if (*val == ',') {
+ val++;
+ continue;
+ }
+ tracked_obj = strtoul (val, &vale, 0);
+ found_object (tracked_obj);
+ val = vale;
+ }
+ } else if (strncmp ("--thread=", argv [i], 9) == 0) {
+ const char *val = argv [i] + 9;
+ char *vale;
+ thread_filter = strtoul (val, &vale, 0);
+ } else if (strncmp ("--time=", argv [i], 7) == 0) {
+ char *val = pstrdup (argv [i] + 7);
+ double from_secs, to_secs;
+ char *top = strchr (val, '-');
+ if (!top) {
+ usage ();
+ return 1;
+ }
+ *top++ = 0;
+ from_secs = atof (val);
+ to_secs = atof (top);
+ g_free (val);
+ if (from_secs > to_secs) {
+ usage ();
+ return 1;
+ }
+ time_from = from_secs * 1000000000;
+ time_to = to_secs * 1000000000;
+ use_time_filter = 1;
+ } else if (strcmp ("--verbose", argv [i]) == 0) {
+ verbose++;
+ } else if (strcmp ("--traces", argv [i]) == 0) {
+ show_traces = 1;
+ collect_traces = 1;
+ } else if (strncmp ("--coverage-out=", argv [i], 15) == 0) {
+ const char *val = argv [i] + 15;
+ coverage_outfile = fopen (val, "w");
+ if (!coverage_outfile) {
+ printf ("Cannot open output file: %s\n", val);
+ return 1;
+ }
+ } else {
+ break;
+ }
+ }
+ if (i >= argc) {
+ usage ();
+ return 2;
+ }
+ ctx = load_file (argv [i]);
+ if (!ctx) {
+ printf ("Not a log profiler data file (or unsupported version).\n");
+ return 1;
+ }
+ while (decode_buffer (ctx));
+ flush_context (ctx);
+ if (num_tracked_objects)
+ return 0;
+ print_reports (ctx, reports, 0);
+ return 0;
+}