msc-queue: indentation, etc.
[model-checker-benchmarks.git] / mcs-queue / main.c
index 98ca29a26ac87a38ed745bd03a41c1859d7e0bd6..38279403b7ead5b47bf00af40be44789f8d2411b 100644 (file)
@@ -30,119 +30,115 @@ unsigned work = 0;
 private_t private;
 shared_mem_t *smp;
 
-void
-native_acquire ()
+void native_acquire()
 {
-  ussetlock(native_lock);
+       ussetlock(native_lock);
 } 
 
-void
-native_release ()
+void native_release()
 {
-  usunsetlock(native_lock);
+       usunsetlock(native_lock);
 }
 
-void
-tts_acq(unsigned* plock)
+void tts_acq(unsigned* plock)
 {
-  do {
-    if (*plock == 1) {
-      backoff = backoff_base;
-      do {
-       backoff_delay();
-      } while(*plock == 1);
-    }
-  } while (tas(plock) == 1);
+       do {
+               if (*plock == 1) {
+                       backoff = backoff_base;
+                       do {
+                               backoff_delay();
+                       } while(*plock == 1);
+               }
+       } while (tas(plock) == 1);
 }
 
-void 
-time_test ()
+void time_test()
 {
-  unsigned i,j;
-  struct tms time_val;
-  clock_t t1, t2;
-  unsigned val;
+       unsigned i,j;
+       struct tms time_val;
+       clock_t t1, t2;
+       unsigned val;
 
-  if(pid==0) {
-    init_queue();
-  }
-  init_memory();
-  init_private();
-  init_backoff();
-  barrier(Barrier, procs*multi);
-  if(pid==0)
-  {
-    t1=times(&time_val);
-  }
-  for(i=0;i<iterations;i++) {
-    val = private.value;
-    enqueue(val);
-    for(j=0; j<work;) j++;
-    val = dequeue();
-    for(j=0; j<work;) j++;
-    private.value++;
-  }
-  barrier(Barrier, procs*multi);
-  if(pid==0)
-  {
-    t2=times(&time_val);
-    printf("p%d  m%d  i%d  b%d c%d s%d  w%d time %.0f ms.\n",
-          procs, multi, iterations*procs*multi,
-          backoff_base_bits, backoff_cap_bits,
-          backoff_shift_bits, work, ((t2-t1)*1000)/(double)HZ);
-    fflush(stdout);
-  }
+       if(pid==0) {
+               init_queue();
+       }
+       init_memory();
+       init_private();
+       init_backoff();
+       barrier(Barrier, procs*multi);
+       if(pid==0)
+       {
+               t1=times(&time_val);
+       }
+       for(i=0;i<iterations;i++) {
+               val = private.value;
+               enqueue(val);
+               for(j=0; j<work;) j++;
+               val = dequeue();
+               for(j=0; j<work;) j++;
+               private.value++;
+       }
+       barrier(Barrier, procs*multi);
+       if(pid==0)
+       {
+               t2=times(&time_val);
+               printf("p%d  m%d  i%d  b%d c%d s%d  w%d time %.0f ms.\n",
+                               procs, multi, iterations*procs*multi,
+                               backoff_base_bits, backoff_cap_bits,
+                               backoff_shift_bits, work, ((t2-t1)*1000)/(double)HZ);
+               fflush(stdout);
+       }
 }
 
 void main_task()
 {
-  unsigned processor;
-  unsigned i;
+       unsigned processor;
+       unsigned i;
 
-  processor = (pid/multi)+1;
-  processor %= NUM_PROCESSORS;
-  if(sysmp(MP_MUSTRUN, processor) == -1) { perror("Could not MUSTRUN"); }
-  if (pid==0) {
-    printf("--- %s\n", name);
-    fflush(stdout);
-  }
-  for (i=0; i<repetitions; i++) {
-    time_test();
-  }
+       processor = (pid/multi)+1;
+       processor %= NUM_PROCESSORS;
+       if(sysmp(MP_MUSTRUN, processor) == -1) { perror("Could not MUSTRUN"); }
+       if (pid==0) {
+               printf("--- %s\n", name);
+               fflush(stdout);
+       }
+       for (i=0; i<repetitions; i++) {
+               time_test();
+       }
 }
 
-void  setup_shmem()
+void setup_shmem()
 {
-  shmid = shmget(IPC_PRIVATE, sizeof(shared_mem_t), 511);
-  assert(shmid != -1);
-  smp = (shared_mem_t *)shmat(shmid, 0, 0);
-  assert((int)smp != -1);
+       shmid = shmget(IPC_PRIVATE, sizeof(shared_mem_t), 511);
+       assert(shmid != -1);
+       smp = (shared_mem_t *)shmat(shmid, 0, 0);
+       assert((int)smp != -1);
 }
 
-void my_m_fork(void (*func)(),int num_procs)
+void my_m_fork(void (*func)(), int num_procs)
 {
-  for (pid=1;pid<num_procs;pid++) {
-    if(fork()==0) /* Child */ {
-      (*func)(); /* Call the program */
-      return;
-    }
-  }
-  pid=0;
-  (*func)(); /* Call the program */
+       for (pid=1;pid<num_procs;pid++) {
+               if(fork()==0) /* Child */ {
+                       (*func)(); /* Call the program */
+                       return;
+               }
+       }
+       pid=0;
+       (*func)(); /* Call the program */
 }
 
 main(int argc,char **argv)
 {
-  parse_args(argc, argv);
-  name = argv[0];
-  iterations = (iterations + ((procs*multi)>>1))/(procs*multi);
-  setup_shmem();
-  Handle = usinit("/tmp/foo_barrier");
-  Barrier = new_barrier(Handle);
-  init_barrier(Barrier);
-  lock_handle = usinit("/tmp/foo_lock");
-  native_lock = usnewlock(lock_handle);
-  my_m_fork(main_task, procs*multi); 
-  shmctl(shmid, IPC_RMID, smp);
-  exit(0);
+       parse_args(argc, argv);
+       name = argv[0];
+       iterations = (iterations + ((procs*multi)>>1))/(procs*multi);
+       setup_shmem();
+       Handle = usinit("/tmp/foo_barrier");
+       Barrier = new_barrier(Handle);
+       init_barrier(Barrier);
+       lock_handle = usinit("/tmp/foo_lock");
+       native_lock = usnewlock(lock_handle);
+       my_m_fork(main_task, procs*multi); 
+       shmctl(shmid, IPC_RMID, smp);
+       exit(0);
 }