void htable_init(htable_ctx_t *ctx) {
int i;
// allocate cache-line aligned memory for the chunks array
int r = posix_memalign((void**)&ctx->chunks, HTABLE_CACHE_LINE_SIZE,
HTABLE_MAX_NR_OF_CHUNKS * HTABLE_CHUNK_SIZE * sizeof(bucket_t));
// allocate handle pointers for chunk retrieval
ctx->handle = (upc_handle_t*)malloc(2 * HTABLE_MAX_NR_OF_CHUNKS * sizeof(upc_handle_t*));
// allocate the shared table
ctx->table = (shared [HTABLE_BLOCK_SIZE] bucket_t*)
upc_all_alloc(THREADS, HTABLE_BLOCK_SIZE * sizeof(bucket_t));
// now allocate the actual handles. We need 2 per chunk..
for (i = 0; i < 2 * HTABLE_MAX_NR_OF_CHUNKS; i++) {
ctx->handle[i] = NULL;
}
}
void setup_limited_directory(int max_dir_size)
{
s_time = (shared int *) upc_all_alloc( THREADS, sizeof(int) );
s_read = (shared int *) upc_all_alloc( THREADS, sizeof(int) );
s_write = (shared int *) upc_all_alloc( THREADS, sizeof(int) );
sentinel = (shared strict int *) upc_all_alloc( THREADS, sizeof(int) );
s_directory = (shared sintpt *) upc_all_alloc( THREADS, sizeof(sintpt) );
s_directory[MYTHREAD] = (sintpt) upc_alloc(max_dir_size * sizeof(int));
dir_locks = (shared slockpt *) upc_all_alloc(THREADS, sizeof(slockpt));
dir_locks[MYTHREAD] = upc_global_lock_alloc();
upc_barrier;
}
void ws_init(void *func, size_t input_s, size_t output_s) {
// store input parameters
input_size = input_s;
output_size = output_s;
handler = func;
// allocate the shared private deque collectively
task_size = sizeof(uint64_t) + input_s + output_s;
block_size = WS_DEQUE_SIZE * task_size;
if (MYTHREAD == 0)
deque = upc_alloc(block_size * 4);
// allocate and initialize the 'empty task'
empty_task = malloc(task_size);
*(uint64_t*)empty_task = WS_TASK_EMPTY;
has_last_hint = false;
// allocate shared transfer cells
transfer = upc_all_alloc(THREADS, task_size);
// get local pointers to shared data owned by this thread
deque_p = upc_cast(WS_DEQUE_ELEM(WS_DEQUE_OFFSET));
deque_head_p = upc_cast(WS_DEQUE_ELEM(WS_DEQUE_OFFSET));
transfer_p = upc_cast(WS_TRANS_ELEM(MYTHREAD));
request_p = upc_cast(&request[MYTHREAD]);
term_p = upc_cast(&term[MYTHREAD]);
// assign initial values
*request_p = 0;
head = 0;
tail = 0;
// initialize victim arrays and semaphores
init_victim_array();
init_comp_semaphores();
}
int main(int argc, char **argv)
{
int i, j, ntimes, err, flag, strl;
double stim, read_tim, write_tim;
double min_read_tim, min_write_tim, read_bw, write_bw;
upcio_file_t *fh;
upc_flag_t sync = 0;
char *filename;
shared int *buf;
shared char *gfilename;
shared int *len;
ntimes=1;
/* process 0 takes the file name as a command-line argument and
broadcasts it to other processes */
len = (shared int *) upc_all_alloc(1, sizeof(int));
upc_barrier;
if (!MYTHREAD) {
i = 1;
while ((i < argc) && strcmp("-fname", *argv)) {
i++;
argv++;
}
if (i >= argc) {
fprintf(stderr, "\n*# Usage: perf -fname filename\n\n");
upc_global_exit(-1);
}
argv++;
strl = strlen(*argv);
upc_memput(len, &strl, sizeof(int));
}
upc_barrier;
upc_memget(&strl, len, sizeof(int));
upc_barrier;
gfilename = (shared char *) upc_all_alloc(1,sizeof(char)*(strl));
if (!MYTHREAD)
{
upc_memput(gfilename, *argv, strl);
fprintf(stderr, "Access size per process = %d bytes, ntimes = %d\n", SIZE, ntimes);
}
upc_barrier;
filename = (char *) malloc(sizeof(char)*(strl+1));
upc_memget(filename, gfilename, strl);
filename[strl] = '\0';
/* allocate the shared buf on each thread
this is for shared w/r with INDIVIDUAL FP */
buf = (shared int *) upc_global_alloc(1,SIZE);
upc_barrier;
min_read_tim=0.0;
min_write_tim=0.0;
upc_barrier;
fh = uopen( filename, 0);
for (j=0; j<ntimes; j++) {
upc_barrier;
stim = UPC_Wtime();
upc_all_fseek(fh, MYTHREAD*SIZE + SIZE*THREADS*j, UPC_SEEK_SET);
err = upc_all_fwrite_shared(fh, buf, BLOCK, SIZE, sizeof(unsigned char), sync);
if( err == -1 )
{
fprintf(stderr, "TH%2d: Error in write\n", MYTHREAD);
break;
}
write_tim = UPC_Wtime() - stim;
min_write_tim += write_tim;
}
upc_all_fclose(fh);
upc_all_fsync(fh);
min_write_tim /= ntimes;
upc_barrier;
fh = uopen( filename, 1);
for (j=0; j<ntimes; j++) {
upc_barrier;
stim = UPC_Wtime();
upc_all_fseek(fh, MYTHREAD*SIZE + SIZE*THREADS*j, UPC_SEEK_SET);
err = upc_all_fread_shared(fh, buf, BLOCK, SIZE, sizeof(unsigned char), sync);
if( err == -1 )
{
fprintf(stderr, "TH%2d: Error in read\n", MYTHREAD);
break;
}
read_tim = UPC_Wtime() - stim;
min_read_tim += read_tim;
}
upc_all_fclose(fh);
min_read_tim /= ntimes;
upc_barrier;
if (!MYTHREAD) {
read_bw = (SIZE*THREADS*ntimes)/(min_read_tim*1024.0*1024.0);
write_bw = (SIZE*THREADS*ntimes)/(min_write_tim*1024.0*1024.0);
printf("TH: %d - Write bandwidth with a prior file sync = %f Mbytes/sec\n", MYTHREAD, write_bw);
printf("TH: %d - Read bandwidth with a prior file sync = %f Mbytes/sec\n", MYTHREAD, read_bw);
}
upc_barrier;
/* only thread 0 clean up the single shared buf */
if(!MYTHREAD) {
upc_free(buf);
upc_free(gfilename);
upc_free(len);
}
free(filename);
return 0;
}
extern int user_main(
int argc,
char ** argv)
#line 14 "pgen.upc"
{
#line 14 "pgen.upc"
UPCR_BEGIN_FUNCTION();
register _IEEE64 _bupc_comma;
register _INT64 _bupc_comma0;
register _INT32 _bupc_comma1;
register _UINT64 _bupc_comma2;
register _IEEE64 _bupc_comma3;
register _IEEE64 _bupc_comma4;
register _INT64 _bupc_comma5;
register _INT64 _bupc_comma7;
register _INT64 _bupc_comma6;
register _IEEE64 _bupc_comma8;
register _IEEE64 _bupc_comma9;
register _IEEE64 _bupc_comma10;
_IEEE64 inputTime;
_IEEE64 constrTime;
_IEEE64 traversalTime;
int n_total_kmers;
int n_kmers_to_process_ideal;
int start_kmer;
int end_kmer;
int n_kmers_to_process;
int char_start_position;
int chars_to_read;
unsigned char * buffer;
unsigned char * _bupc__casttmp9;
struct __sFILE * input_file;
int _bupc__spilleq10;
unsigned long _bupc__spilleq11;
struct memory_heap_t private_memory_heap;
struct hash_table_t * private_hashtable;
int nints;
upcr_pshared_ptr_t process_kmer_list_offsets_global;
int * process_kmer_list_offsets;
int max_kmers_to_transfer_to_single_process;
int nchars;
upcr_pshared_ptr_t kmers_to_transfer_global;
char * kmers_to_transfer;
int i;
int process_owner;
int _bupc_w2c_i0;
int n_kmers_char_to_transfer_to_self;
int j;
long long _bupc__spilleq12;
void * _bupc_call5;
struct __sFILE * _bupc_call6;
struct hash_table_t * _bupc_call7;
upcr_shared_ptr_t _bupc_call8;
upcr_shared_ptr_t _bupc_call9;
upcr_pshared_ptr_t _bupc_Mstopcvt10;
upcr_pshared_ptr_t _bupc_Mptra11;
int * _bupc_Mcvtptr12;
upcr_pshared_ptr_t _bupc_Mstopcvt13;
upcr_pshared_ptr_t _bupc_Mptra14;
char * _bupc_Mcvtptr15;
upcr_pshared_ptr_t _bupc_Mptra16;
upcr_pshared_ptr_t _bupc_Mptra17;
int _bupc_spillld18;
upcr_pshared_ptr_t _bupc_Mptra19;
upcr_pshared_ptr_t _bupc_Mptra20;
upcr_shared_ptr_t _bupc_Mstopcvt21;
#line 17 "pgen.upc"
inputTime = 0.0;
#line 17 "pgen.upc"
constrTime = 0.0;
#line 17 "pgen.upc"
traversalTime = 0.0;
#line 20 "pgen.upc"
upcr_barrier(346153894, 1);
#line 21 "pgen.upc"
_bupc_comma = gettime();
#line 21 "pgen.upc"
inputTime = inputTime - _bupc_comma;
#line 24 "pgen.upc"
_bupc_comma0 = getNumKmersInUFX((const char *) * (argv + 1LL));
#line 24 "pgen.upc"
n_total_kmers = _bupc_comma0;
#line 25 "pgen.upc"
n_kmers_to_process_ideal = n_total_kmers / ((int) upcr_threads () );
#line 26 "pgen.upc"
start_kmer = ((int) upcr_mythread () ) * n_kmers_to_process_ideal;
#line 27 "pgen.upc"
end_kmer = (((int) upcr_mythread () ) + 1) * n_kmers_to_process_ideal;
#line 28 "pgen.upc"
if(((int) upcr_mythread () ) == (((int) upcr_threads () ) + -1))
#line 28 "pgen.upc"
{
#line 28 "pgen.upc"
end_kmer = n_total_kmers;
}
#line 29 "pgen.upc"
n_kmers_to_process = end_kmer - start_kmer;
#line 30 "pgen.upc"
char_start_position = start_kmer * 23;
#line 31 "pgen.upc"
chars_to_read = n_kmers_to_process * 23;
#line 32 "pgen.upc"
_bupc_call5 = malloc((unsigned long)(_UINT64)(chars_to_read));
#line 32 "pgen.upc"
_bupc__casttmp9 = _bupc_call5;
#line 32 "pgen.upc"
buffer = _bupc__casttmp9;
#line 34 "pgen.upc"
printf("Process %d: Reading and creating graph for K-mers %d - %d\n", ((int) upcr_mythread () ), start_kmer, end_kmer);
#line 37 "pgen.upc"
_bupc_call6 = fopen((const char *) * (argv + 1LL), "r");
#line 37 "pgen.upc"
input_file = _bupc_call6;
#line 38 "pgen.upc"
_bupc_comma1 = fseek(input_file, (long) char_start_position, (int) 1);
#line 38 "pgen.upc"
_bupc__spilleq10 = _bupc_comma1;
#line 38 "pgen.upc"
if(_bupc__spilleq10 != 0)
#line 38 "pgen.upc"
{
#line 39 "pgen.upc"
printf("Error Seeking...");
#line 40 "pgen.upc"
upcri_do_exit((int) 0);
}
#line 42 "pgen.upc"
_bupc_comma2 = fread(buffer, (unsigned long) 1ULL, (unsigned long)(_UINT64)(chars_to_read), input_file);
#line 42 "pgen.upc"
_bupc__spilleq11 = _bupc_comma2;
#line 42 "pgen.upc"
if(_bupc__spilleq11 != (_UINT64)(chars_to_read))
#line 42 "pgen.upc"
{
#line 43 "pgen.upc"
printf("Error reading...");
#line 44 "pgen.upc"
upcri_do_exit((int) 0);
}
#line 46 "pgen.upc"
fclose(input_file);
#line 47 "pgen.upc"
upcr_barrier(346153895, 1);
#line 48 "pgen.upc"
_bupc_comma3 = gettime();
#line 48 "pgen.upc"
inputTime = inputTime + _bupc_comma3;
#line 51 "pgen.upc"
_bupc_comma4 = gettime();
#line 51 "pgen.upc"
constrTime = constrTime - _bupc_comma4;
#line 56 "pgen.upc"
_bupc_call7 = create_hash_table((long long)(n_kmers_to_process * 2), &private_memory_heap);
#line 56 "pgen.upc"
private_hashtable = _bupc_call7;
#line 59 "pgen.upc"
nints = ((int) upcr_threads () );
#line 60 "pgen.upc"
_bupc_call8 = upc_all_alloc((unsigned long)(_UINT64)(((int) upcr_threads () )), (unsigned long)((_UINT64)(nints) * 4ULL));
#line 60 "pgen.upc"
_bupc_Mstopcvt10 = UPCR_SHARED_TO_PSHARED(_bupc_call8);
#line 60 "pgen.upc"
process_kmer_list_offsets_global = _bupc_Mstopcvt10;
#line 61 "pgen.upc"
_bupc_Mptra11 = UPCR_ADD_PSHARED1(process_kmer_list_offsets_global, 4ULL, ((int) upcr_mythread () ));
#line 61 "pgen.upc"
_bupc_Mcvtptr12 = (int *) UPCR_PSHARED_TO_LOCAL(_bupc_Mptra11);
#line 61 "pgen.upc"
process_kmer_list_offsets = _bupc_Mcvtptr12;
#line 62 "pgen.upc"
memset(process_kmer_list_offsets, (int) 0, (unsigned long)((_UINT64)(((int) upcr_threads () )) * 4ULL));
#line 64 "pgen.upc"
max_kmers_to_transfer_to_single_process = (n_kmers_to_process_ideal / ((int) upcr_threads () )) * 2;
#line 65 "pgen.upc"
nchars = (max_kmers_to_transfer_to_single_process * ((int) upcr_threads () )) * 23;
#line 68 "pgen.upc"
_bupc_call9 = upc_all_alloc((unsigned long)(_UINT64)(((int) upcr_threads () )), (unsigned long)(_UINT64)(nchars));
#line 68 "pgen.upc"
_bupc_Mstopcvt13 = UPCR_SHARED_TO_PSHARED(_bupc_call9);
#line 68 "pgen.upc"
kmers_to_transfer_global = _bupc_Mstopcvt13;
#line 70 "pgen.upc"
_bupc_Mptra14 = UPCR_ADD_PSHARED1(kmers_to_transfer_global, 1ULL, ((int) upcr_mythread () ));
#line 70 "pgen.upc"
_bupc_Mcvtptr15 = (char *) UPCR_PSHARED_TO_LOCAL(_bupc_Mptra14);
#line 70 "pgen.upc"
kmers_to_transfer = _bupc_Mcvtptr15;
#line 73 "pgen.upc"
i = 0;
#line 73 "pgen.upc"
while(i < (n_kmers_to_process * 23))
#line 73 "pgen.upc"
{
#line 74 "pgen.upc"
_bupc_comma5 = hashkmer((long long) ((int) upcr_threads () ), (char *)(buffer + i));
#line 74 "pgen.upc"
process_owner = _bupc_comma5;
#line 76 "pgen.upc"
if(process_owner == ((int) upcr_mythread () ))
#line 76 "pgen.upc"
{
#line 77 "pgen.upc"
add_kmer(private_hashtable, &private_memory_heap, buffer + i, (char)(char) * ((buffer + (i + 19)) + 1LL), (char)(char) * ((buffer + (i + 19)) + 2LL));
}
else
#line 77 "pgen.upc"
{
#line 83 "pgen.upc"
memcpy(kmers_to_transfer + (*(process_kmer_list_offsets + process_owner) + ((process_owner * max_kmers_to_transfer_to_single_process) * 23)), buffer + i, (unsigned long) 23ULL);
#line 84 "pgen.upc"
* (process_kmer_list_offsets + process_owner) = *(process_kmer_list_offsets + process_owner) + 23;
}
#line 86 "pgen.upc"
_1 :;
#line 86 "pgen.upc"
i = i + 23;
}
#line 89 "pgen.upc"
upcr_barrier(346153896, 1);
#line 91 "pgen.upc"
_bupc_w2c_i0 = 0;
#line 91 "pgen.upc"
while(_bupc_w2c_i0 < ((int) upcr_threads () ))
#line 91 "pgen.upc"
{
#line 92 "pgen.upc"
if(_bupc_w2c_i0 != ((int) upcr_mythread () ))
#line 92 "pgen.upc"
{
#line 93 "pgen.upc"
_bupc_Mptra16 = UPCR_ADD_PSHARED1(process_kmer_list_offsets_global, 4ULL, _bupc_w2c_i0);
#line 93 "pgen.upc"
_bupc_Mptra17 = UPCR_ADD_PSHAREDI(_bupc_Mptra16, 4ULL, ((int) upcr_mythread () ));
#line 93 "pgen.upc"
UPCR_GET_PSHARED(&_bupc_spillld18, _bupc_Mptra17, 0, 4);
#line 93 "pgen.upc"
n_kmers_char_to_transfer_to_self = _bupc_spillld18;
#line 96 "pgen.upc"
_bupc_Mptra19 = UPCR_ADD_PSHARED1(kmers_to_transfer_global, 1ULL, _bupc_w2c_i0);
#line 96 "pgen.upc"
_bupc_Mptra20 = UPCR_ADD_PSHAREDI(_bupc_Mptra19, 1ULL, (((int) upcr_mythread () ) * max_kmers_to_transfer_to_single_process) * 23);
#line 96 "pgen.upc"
_bupc_Mstopcvt21 = UPCR_PSHARED_TO_SHARED(_bupc_Mptra20);
#line 96 "pgen.upc"
upc_memget(buffer, _bupc_Mstopcvt21, (unsigned long)(_UINT64)(n_kmers_char_to_transfer_to_self));
#line 98 "pgen.upc"
j = 0;
#line 98 "pgen.upc"
while(j < n_kmers_char_to_transfer_to_self)
#line 98 "pgen.upc"
{
#line 99 "pgen.upc"
_bupc_comma7 = hashkmer((long long) ((int) upcr_threads () ), (char *)(buffer + j));
#line 99 "pgen.upc"
_bupc__spilleq12 = _bupc_comma7;
#line 99 "pgen.upc"
if(_bupc__spilleq12 != (_INT64)(((int) upcr_mythread () )))
#line 99 "pgen.upc"
{
#line 99 "pgen.upc"
_bupc_comma6 = hashkmer((long long) ((int) upcr_threads () ), (char *)(buffer + j));
#line 99 "pgen.upc"
printf("%d %d\n", ((int) upcr_mythread () ), _bupc_comma6);
}
#line 100 "pgen.upc"
add_kmer(private_hashtable, &private_memory_heap, buffer + j, (char)(char) * ((buffer + (j + 19)) + 1LL), (char)(char) * ((buffer + (j + 19)) + 2LL));
#line 101 "pgen.upc"
_3 :;
#line 101 "pgen.upc"
j = j + 23;
}
}
#line 103 "pgen.upc"
_2 :;
#line 103 "pgen.upc"
_bupc_w2c_i0 = _bupc_w2c_i0 + 1;
}
#line 105 "pgen.upc"
upcr_barrier(346153897, 1);
#line 106 "pgen.upc"
_bupc_comma8 = gettime();
#line 106 "pgen.upc"
constrTime = constrTime + _bupc_comma8;
#line 109 "pgen.upc"
_bupc_comma9 = gettime();
#line 109 "pgen.upc"
traversalTime = traversalTime - _bupc_comma9;
#line 114 "pgen.upc"
upcr_barrier(346153898, 1);
#line 115 "pgen.upc"
_bupc_comma10 = gettime();
#line 115 "pgen.upc"
traversalTime = traversalTime + _bupc_comma10;
#line 119 "pgen.upc"
if(((int) upcr_mythread () ) == 0)
#line 119 "pgen.upc"
{
#line 120 "pgen.upc"
printf("%s: Input set: %s\n", *argv, *(argv + 1LL));
#line 121 "pgen.upc"
printf("Number of UPC threads: %d\n", ((int) upcr_threads () ));
#line 122 "pgen.upc"
printf("Input reading time: %f seconds\n", inputTime);
#line 123 "pgen.upc"
printf("Graph construction time: %f seconds\n", constrTime);
#line 124 "pgen.upc"
printf("Graph traversal time: %f seconds\n", traversalTime);
}
#line 126 "pgen.upc"
UPCR_EXIT_FUNCTION();
#line 126 "pgen.upc"
return 0;
} /* user_main */
shared int64_t *pred2= (shared int64_t*)
upc_all_alloc( nlocalverts * sizeof( int64_t));
shared int64)
shared int64_t *local_vertices= (shared int64_t*)
upc_all_alloc(nlocalverts * sizeof(int64_t));
upc_all_reduceI( (shared int64_t*) pred2,
(shared int64_t*) (local_vertices + v_local),
(upc_op_t) UPC_MIN,
(int64_t) (nlocalverts * THREADS),
(int64_t) nlocalverts, NULL,
(upc_flag_t) sync_mode);
upc_free(pred2);
upc_free(local_vertices);