static void chapel_display_thread(qt_key_t addr,
qthread_f f,
void *arg,
void *retloc,
unsigned int thread_id,
void *tls,
void *callarg)
{
chpl_qthread_tls_t *rep = (chpl_qthread_tls_t *)tls;
if (rep) {
if ((rep->lock_lineno > 0) && rep->lock_filename) {
fprintf(stderr, "Waiting at: %s:%zu (task %s:%zu)\n",
chpl_lookupFilename(rep->lock_filename), rep->lock_lineno,
chpl_lookupFilename(rep->chpl_data.task_filename),
rep->chpl_data.task_lineno);
} else if (rep->lock_lineno == 0 && rep->lock_filename) {
fprintf(stderr,
"Waiting for more work (line 0? file:%s) (task %s:%zu)\n",
chpl_lookupFilename(rep->lock_filename),
chpl_lookupFilename(rep->chpl_data.task_filename),
rep->chpl_data.task_lineno);
} else if (rep->lock_lineno == 0) {
fprintf(stderr,
"Waiting for dependencies (uninitialized task %s:%zu)\n",
chpl_lookupFilename(rep->chpl_data.task_filename),
rep->chpl_data.task_lineno);
}
fflush(stderr);
}
}
static int descCmp(const void* p1, const void* p2) {
memTableEntry* m1 = *(memTableEntry**)p1;
memTableEntry* m2 = *(memTableEntry**)p2;
c_string m1Filename;
c_string m2Filename;
int val = strcmp(chpl_mem_descString(m1->description), chpl_mem_descString(m2->description));
if (val == 0 && m1->filename && m2->filename) {
m1Filename = chpl_lookupFilename(m1->filename);
m2Filename = chpl_lookupFilename(m2->filename);
val = strcmp(m1Filename, m2Filename);
}
if (val == 0)
val = (m1->lineno < m2->lineno) ? -1 : ((m1->lineno > m2->lineno) ? 1 : 0);
return val;
}
void chpl_warning(const char* message, int32_t lineno, int32_t filenameIdx) {
const char* filename = NULL;
// squash warnings if --quiet flag is used
if (verbosity == 0) {
return;
}
if (filenameIdx != 0)
filename = chpl_lookupFilename(filenameIdx);
chpl_warning_explicit(message, lineno, filename);
}
void chpl_track_free(void* memAlloc, int32_t lineno, int32_t filename) {
memTableEntry* memEntry = NULL;
if (chpl_memTrack) {
memTrack_lock();
memEntry = removeMemTableEntry(memAlloc);
if (memEntry) {
if (chpl_verbose_mem) {
fprintf(memLogFile, "%" PRI_c_nodeid_t ": %s:%" PRId32
": free %zuB of %s at %p\n",
chpl_nodeID, (filename ? chpl_lookupFilename(filename) : "--"),
lineno, memEntry->number * memEntry->size,
chpl_mem_descString(memEntry->description), memAlloc);
}
sys_free(memEntry);
}
memTrack_unlock();
} else if (chpl_verbose_mem && !memEntry) {
fprintf(memLogFile, "%" PRI_c_nodeid_t ": %s:%" PRId32 ": free at %p\n",
chpl_nodeID, (filename ? chpl_lookupFilename(filename) : "--"),
lineno, memAlloc);
}
}
void chpl_vdebug_log_put(void* addr, c_nodeid_t node, void* raddr,
size_t size, int32_t typeIndex,
int ln, int32_t fn) {
if (chpl_vdebug) {
struct timeval tv;
chpl_taskID_t commTask = chpl_task_getId();
(void) gettimeofday (&tv, NULL);
chpl_dprintf (chpl_vdebug_fd, "put: %lld.%06ld %d %d %lu 0x%lx 0x%lx %d %d %d %d %s\n",
(long long) tv.tv_sec, (long) tv.tv_usec, chpl_nodeID, node,
(unsigned long) commTask, (long) addr, (long) raddr, 1, typeIndex, (int)size,
ln, chpl_lookupFilename(fn));
}
}
void chpl_vdebug_log_get_strd(void* dstaddr, void* dststrides, c_nodeid_t srcnode_id,
void* srcaddr, void* srcstrides, void* count,
int32_t stridelevels, int32_t elemSize, int32_t typeIndex,
int ln, int32_t fn) {
if (chpl_vdebug) {
struct timeval tv;
chpl_taskID_t commTask = chpl_task_getId();
(void) gettimeofday (&tv, NULL);
chpl_dprintf (chpl_vdebug_fd, "st_get: %lld.%06ld %d %ld %lu 0x%lx 0x%lx %d %d %d %s\n",
(long long) tv.tv_sec, (long) tv.tv_usec, chpl_nodeID,
(long) srcnode_id, (unsigned long) commTask, (long) dstaddr, (long) srcaddr,
elemSize, typeIndex, ln, chpl_lookupFilename(fn));
// print out the srcstrides and dststrides and stridelevels?
}
}
void chpl_track_malloc(void* memAlloc, size_t number, size_t size,
chpl_mem_descInt_t description,
int32_t lineno, int32_t filename) {
if (number * size > memThreshold) {
if (chpl_memTrack && chpl_mem_descTrack(description)) {
memTrack_lock();
addMemTableEntry(memAlloc, number, size, description, lineno, filename);
memTrack_unlock();
}
if (chpl_verbose_mem) {
fprintf(memLogFile, "%" PRI_c_nodeid_t ": %s:%" PRId32
": allocate %zuB of %s at %p\n",
chpl_nodeID, (filename ? chpl_lookupFilename(filename) : "--"),
lineno, number * size, chpl_mem_descString(description),
memAlloc);
}
}
}
void cb_task_create(const chpl_task_cb_info_t *info) {
struct timeval tv;
if (!chpl_vdebug) return;
if (chpl_vdebug_fd >= 0) {
chpl_taskID_t taskId = chpl_task_getId();
//printf ("taskCB: event: %d, node %d proc %s task id: %llu, new task id: %llu\n",
// (int)info->event_kind, (int)info->nodeID,
// (info->iu.full.is_executeOn ? "O" : "L"), taskId, info->iu.full.id);
(void)gettimeofday(&tv, NULL);
chpl_dprintf (chpl_vdebug_fd, "task: %lld.%06ld %lld %ld %lu %s %ld %s\n",
(long long) tv.tv_sec, (long) tv.tv_usec,
(long long) info->nodeID, (long int) info->iu.full.id,
(unsigned long) taskId,
(info->iu.full.is_executeOn ? "O" : "L"),
(long int) info->iu.full.lineno,
chpl_lookupFilename(info->iu.full.filename));
}
}
//
// Walk over the linked list of thread states and print the ones that
// are blocked/waiting. This is used by both the deadlock reporting
// and the ^C signal handler.
//
static void report_locked_threads(void) {
lockReport_t* rep;
fflush(stdout);
rep = lockReportHead;
while (rep != NULL) {
if (rep->maybeLocked) {
if (rep->lineno > 0 && rep->filename)
fprintf(stderr, "Waiting at: %s:%d\n",
chpl_lookupFilename(rep->filename), rep->lineno);
else if (rep->lineno == 0 && rep->filename == CHPL_FILE_IDX_IDLE_TASK)
fprintf(stderr, "Waiting for more work\n");
}
rep = rep->next;
}
fflush(stdout);
}
//
// This signal handler prints an overall task report, containing
// pending tasks and those that are running.
//
static void report_all_tasks(void) {
task_pool_p pendingTask = task_pool_head;
printf("Task report\n");
printf("--------------------------------\n");
// print out pending tasks
printf("Pending tasks:\n");
while (pendingTask != NULL) {
printf("- %s:%d\n", chpl_lookupFilename(pendingTask->filename),
(int)pendingTask->lineno);
pendingTask = pendingTask->next;
}
printf("\n");
// print out running tasks
printf("Known tasks:\n");
chpldev_taskTable_print();
}
static void chpl_stack_unwind(void){
// This is just a prototype using libunwind
unw_cursor_t cursor;
unw_context_t uc;
unw_word_t wordValue;
char buffer[128];
unsigned int line;
#ifdef __linux__
unw_proc_info_t info;
// Get the exec path and name for the precise line printing
char process_name[128];
line = readlink("/proc/self/exe", process_name, sizeof(process_name));
// It unlikely to happen but this means that the process name is too big
// for our buffer. In this case, we truncate the name
if(line == sizeof(process_name))
line = sizeof(process_name)-1;
process_name[line] = '\0';
#endif
// Check if we need to print the stack trace (default = yes)
if(! chpl_get_rt_env_bool("UNWIND", true)) {
return;
}
line = 0;
unw_getcontext(&uc);
unw_init_local(&cursor, &uc);
if(chpl_sizeSymTable > 0)
fprintf(stderr,"Stacktrace\n\n");
// This loop does the effective stack unwind, see libunwind documentation
while (unw_step(&cursor) > 0) {
unw_get_proc_name(&cursor, buffer, sizeof(buffer), &wordValue);
// Since this stack trace is printed out a program exit, we do not believe
// it is performance sensitive. Additionally, this initial implementation
// favors simplicity over performance.
//
// If it becomes necessary to improve performance, this code could use be
// faster using one of these two strategies:
// 1) Use a hashtable or map to find entries in chpl_funSymTable, or
// 2) Emit chpl_funSymTable in sorted order and use binary search on it
for(int t = 0; t < chpl_sizeSymTable; t+=2 ){
if (!strcmp(chpl_funSymTable[t], buffer)){
#ifdef __linux__
// Maybe we can get a more precise line number
unw_get_proc_info(&cursor, &info);
line = chpl_unwind_getLineNum(process_name,
(void *)(info.start_ip + wordValue));
// We wasn't able to obtain the line number, let's use the procedure
// line number
if(line == 0)
line = chpl_filenumSymTable[t+1];
#else
line = chpl_filenumSymTable[t+1];
#endif
fprintf(stderr,"%s() at %s:%d\n",
chpl_funSymTable[t+1],
chpl_lookupFilename(chpl_filenumSymTable[t]),
line);
break;
}
}
}
}
void chpl_error(const char *message, int32_t lineno, int32_t filenameIdx) {
const char *filename = NULL;
if (filenameIdx != 0)
filename= chpl_lookupFilename(filenameIdx);
chpl_error_explicit(message, lineno, filename);
}
static void
printMemAllocs(chpl_mem_descInt_t description, int64_t threshold,
int32_t lineno, int32_t filename) {
const int numberWidth = 9;
const int precision = sizeof(uintptr_t) * 2;
const int addressWidth = precision+4;
const int descWidth = 33;
int filenameWidth = strlen("Allocated Memory (Bytes)");
int totalWidth;
int filenameLength;
memTableEntry* memEntry;
c_string memEntryFilename;
int n, i;
char* loc;
memTableEntry** table;
if (!chpl_memTrack) {
chpl_warning("invalid call to printMemAllocs(); rerun with --memTrack",
lineno, filename);
return;
}
n = 0;
filenameWidth = strlen("Allocated Memory (Bytes)");
for (i = 0; i < hashSize; i++) {
for (memEntry = memTable[i]; memEntry != NULL; memEntry = memEntry->nextInBucket) {
size_t chunk = memEntry->number * memEntry->size;
if (chunk < threshold)
continue;
if (description != -1 && memEntry->description != description)
continue;
n += 1;
if (memEntry->filename) {
memEntryFilename = chpl_lookupFilename(memEntry->filename);
filenameLength = strlen(memEntryFilename);
if (filenameLength > filenameWidth)
filenameWidth = filenameLength;
}
}
}
totalWidth = filenameWidth+numberWidth*4+descWidth+20;
for (i = 0; i < totalWidth; i++)
fprintf(memLogFile, "=");
fprintf(memLogFile, "\n");
fprintf(memLogFile, "%-*s%-*s%-*s%-*s%-*s%-*s\n",
filenameWidth+numberWidth, "Allocated Memory (Bytes)",
numberWidth, "Number",
numberWidth, "Size",
numberWidth, "Total",
descWidth, "Description",
20, "Address");
for (i = 0; i < totalWidth; i++)
fprintf(memLogFile, "=");
fprintf(memLogFile, "\n");
table = (memTableEntry**)sys_malloc(n*sizeof(memTableEntry*));
if (!table)
chpl_error("out of memory printing memory table", lineno, filename);
n = 0;
for (i = 0; i < hashSize; i++) {
for (memEntry = memTable[i]; memEntry != NULL; memEntry = memEntry->nextInBucket) {
size_t chunk = memEntry->number * memEntry->size;
if (chunk < threshold)
continue;
if (description != -1 && memEntry->description != description)
continue;
table[n++] = memEntry;
}
}
qsort(table, n, sizeof(memTableEntry*), descCmp);
loc = (char*)sys_malloc((filenameWidth+numberWidth+1)*sizeof(char));
for (i = 0; i < n; i++) {
memEntry = table[i];
if (memEntry->filename) {
memEntryFilename = chpl_lookupFilename(memEntry->filename);
sprintf(loc, "%s:%" PRId32, memEntryFilename, memEntry->lineno);
} else {
sprintf(loc, "--");
}
fprintf(memLogFile, "%-*s%-*zu%-*zu%-*zu%-*s%#-*.*" PRIxPTR "\n",
filenameWidth+numberWidth, loc,
numberWidth, memEntry->number,
numberWidth, memEntry->size,
numberWidth, memEntry->size*memEntry->number,
descWidth, chpl_mem_descString(memEntry->description),
addressWidth, precision, (uintptr_t)memEntry->memAlloc);
}
for (i = 0; i < totalWidth; i++)
fprintf(memLogFile, "=");
fprintf(memLogFile, "\n");
putchar('\n');
sys_free(table);
sys_free(loc);
}
