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Move polybench inside the main directory

To simplify the build chain
This commit is contained in:
Steffo 2022-11-28 16:21:51 +01:00
parent c812d85783
commit da121a4cdc
Signed by: steffo
GPG key ID: 6965406171929D01
3 changed files with 605 additions and 1 deletions

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@ -4,7 +4,7 @@
#include <math.h>
/* Include polybench common header. */
#include <polybench.h>
#include "polybench.hu"
/* Include benchmark-specific header. */
/* Default data type is double, default size is 4000. */

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/**
* polybench.c: This file is part of the PolyBench/C 3.2 test suite.
*
*
* Contact: Louis-Noel Pouchet <pouchet@cse.ohio-state.edu>
* Web address: http://polybench.sourceforge.net
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <assert.h>
#include <time.h>
#include <sys/time.h>
#include <sys/resource.h>
#include <sched.h>
#include <math.h>
#ifdef _OPENMP
# include <omp.h>
#endif
/* By default, collect PAPI counters on thread 0. */
#ifndef POLYBENCH_THREAD_MONITOR
# define POLYBENCH_THREAD_MONITOR 0
#endif
/* Total LLC cache size. By default 32+MB.. */
#ifndef POLYBENCH_CACHE_SIZE_KB
# define POLYBENCH_CACHE_SIZE_KB 32770
#endif
int polybench_papi_counters_threadid = POLYBENCH_THREAD_MONITOR;
double polybench_program_total_flops = 0;
#ifdef POLYBENCH_PAPI
# include <papi.h>
# define POLYBENCH_MAX_NB_PAPI_COUNTERS 96
char* _polybench_papi_eventlist[] = {
#include "papi_counters.list"
NULL
};
int polybench_papi_eventset;
int polybench_papi_eventlist[POLYBENCH_MAX_NB_PAPI_COUNTERS];
long_long polybench_papi_values[POLYBENCH_MAX_NB_PAPI_COUNTERS];
#endif
/* Timer code (gettimeofday). */
double polybench_t_start, polybench_t_end;
/* Timer code (RDTSC). */
unsigned long long int polybench_c_start, polybench_c_end;
static
double rtclock()
{
#ifdef POLYBENCH_TIME
struct timeval Tp;
int stat;
stat = gettimeofday (&Tp, NULL);
if (stat != 0)
printf ("Error return from gettimeofday: %d", stat);
return (Tp.tv_sec + Tp.tv_usec * 1.0e-6);
#else
return 0;
#endif
}
#ifdef POLYBENCH_CYCLE_ACCURATE_TIMER
static
unsigned long long int rdtsc()
{
unsigned long long int ret = 0;
unsigned int cycles_lo;
unsigned int cycles_hi;
__asm__ volatile ("RDTSC" : "=a" (cycles_lo), "=d" (cycles_hi));
ret = (unsigned long long int)cycles_hi << 32 | cycles_lo;
return ret;
}
#endif
void polybench_flush_cache()
{
int cs = POLYBENCH_CACHE_SIZE_KB * 1024 / sizeof(double);
double* flush = (double*) calloc (cs, sizeof(double));
int i;
double tmp = 0.0;
#ifdef _OPENMP
#pragma omp parallel for
#endif
for (i = 0; i < cs; i++)
tmp += flush[i];
assert (tmp <= 10.0);
free (flush);
}
#ifdef POLYBENCH_LINUX_FIFO_SCHEDULER
void polybench_linux_fifo_scheduler()
{
/* Use FIFO scheduler to limit OS interference. Program must be run
as root, and this works only for Linux kernels. */
struct sched_param schedParam;
schedParam.sched_priority = sched_get_priority_max (SCHED_FIFO);
sched_setscheduler (0, SCHED_FIFO, &schedParam);
}
void polybench_linux_standard_scheduler()
{
/* Restore to standard scheduler policy. */
struct sched_param schedParam;
schedParam.sched_priority = sched_get_priority_max (SCHED_OTHER);
sched_setscheduler (0, SCHED_OTHER, &schedParam);
}
#endif
#ifdef POLYBENCH_PAPI
static
void test_fail(char *file, int line, char *call, int retval)
{
char buf[128];
memset(buf, '\0', sizeof(buf));
if (retval != 0)
fprintf (stdout,"%-40s FAILED\nLine # %d\n", file, line);
else
{
fprintf (stdout,"%-40s SKIPPED\n", file);
fprintf (stdout,"Line # %d\n", line);
}
if (retval == PAPI_ESYS)
{
sprintf (buf, "System error in %s", call);
perror (buf);
}
else if (retval > 0)
fprintf (stdout,"Error: %s\n", call);
else if (retval == 0)
fprintf (stdout,"Error: %s\n", call);
else
{
char errstring[PAPI_MAX_STR_LEN];
PAPI_perror (retval, errstring, PAPI_MAX_STR_LEN);
fprintf (stdout,"Error in %s: %s\n", call, errstring);
}
fprintf (stdout,"\n");
if (PAPI_is_initialized ())
PAPI_shutdown ();
exit (1);
}
void polybench_papi_init()
{
# ifdef _OPENMP
#pragma omp parallel
{
#pragma omp master
{
if (omp_get_max_threads () < polybench_papi_counters_threadid)
polybench_papi_counters_threadid = omp_get_max_threads () - 1;
}
#pragma omp barrier
if (omp_get_thread_num () == polybench_papi_counters_threadid)
{
# endif
int retval;
polybench_papi_eventset = PAPI_NULL;
if ((retval = PAPI_library_init (PAPI_VER_CURRENT)) != PAPI_VER_CURRENT)
test_fail (__FILE__, __LINE__, "PAPI_library_init", retval);
if ((retval = PAPI_create_eventset (&polybench_papi_eventset))
!= PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_create_eventset", retval);
int k;
for (k = 0; _polybench_papi_eventlist[k]; ++k)
{
if ((retval =
PAPI_event_name_to_code (_polybench_papi_eventlist[k],
&(polybench_papi_eventlist[k])))
!= PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_event_name_to_code", retval);
}
polybench_papi_eventlist[k] = 0;
# ifdef _OPENMP
}
}
#pragma omp barrier
# endif
}
void polybench_papi_close()
{
# ifdef _OPENMP
#pragma omp parallel
{
if (omp_get_thread_num () == polybench_papi_counters_threadid)
{
# endif
int retval;
if ((retval = PAPI_destroy_eventset (&polybench_papi_eventset))
!= PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_destroy_eventset", retval);
if (PAPI_is_initialized ())
PAPI_shutdown ();
# ifdef _OPENMP
}
}
#pragma omp barrier
# endif
}
int polybench_papi_start_counter(int evid)
{
# ifndef POLYBENCH_NO_FLUSH_CACHE
polybench_flush_cache();
# endif
# ifdef _OPENMP
# pragma omp parallel
{
if (omp_get_thread_num () == polybench_papi_counters_threadid)
{
# endif
int retval = 1;
char descr[PAPI_MAX_STR_LEN];
PAPI_event_info_t evinfo;
PAPI_event_code_to_name (polybench_papi_eventlist[evid], descr);
if (PAPI_add_event (polybench_papi_eventset,
polybench_papi_eventlist[evid]) != PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_add_event", 1);
if (PAPI_get_event_info (polybench_papi_eventlist[evid], &evinfo)
!= PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_get_event_info", retval);
if ((retval = PAPI_start (polybench_papi_eventset)) != PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_start", retval);
# ifdef _OPENMP
}
}
#pragma omp barrier
# endif
return 0;
}
void polybench_papi_stop_counter(int evid)
{
# ifdef _OPENMP
# pragma omp parallel
{
if (omp_get_thread_num () == polybench_papi_counters_threadid)
{
# endif
int retval;
long_long values[1];
values[0] = 0;
if ((retval = PAPI_read (polybench_papi_eventset, &values[0]))
!= PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_read", retval);
if ((retval = PAPI_stop (polybench_papi_eventset, NULL)) != PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_stop", retval);
polybench_papi_values[evid] = values[0];
if ((retval = PAPI_remove_event
(polybench_papi_eventset,
polybench_papi_eventlist[evid])) != PAPI_OK)
test_fail (__FILE__, __LINE__, "PAPI_remove_event", retval);
# ifdef _OPENMP
}
}
#pragma omp barrier
# endif
}
void polybench_papi_print()
{
int verbose = 0;
# ifdef _OPENMP
# pragma omp parallel
{
if (omp_get_thread_num() == polybench_papi_counters_threadid)
{
#ifdef POLYBENCH_PAPI_VERBOSE
verbose = 1;
#endif
if (verbose)
printf ("On thread %d:\n", polybench_papi_counters_threadid);
#endif
int evid;
for (evid = 0; polybench_papi_eventlist[evid] != 0; ++evid)
{
if (verbose)
printf ("%s=", _polybench_papi_eventlist[evid]);
printf ("%llu ", polybench_papi_values[evid]);
if (verbose)
printf ("\n");
}
printf ("\n");
# ifdef _OPENMP
}
}
#pragma omp barrier
# endif
}
#endif
/* ! POLYBENCH_PAPI */
void polybench_prepare_instruments()
{
#ifndef POLYBENCH_NO_FLUSH_CACHE
polybench_flush_cache ();
#endif
#ifdef POLYBENCH_LINUX_FIFO_SCHEDULER
polybench_linux_fifo_scheduler ();
#endif
}
void polybench_timer_start()
{
polybench_prepare_instruments ();
#ifndef POLYBENCH_CYCLE_ACCURATE_TIMER
polybench_t_start = rtclock ();
#else
polybench_c_start = rdtsc ();
#endif
}
void polybench_timer_stop()
{
#ifndef POLYBENCH_CYCLE_ACCURATE_TIMER
polybench_t_end = rtclock ();
#else
polybench_c_end = rdtsc ();
#endif
#ifdef POLYBENCH_LINUX_FIFO_SCHEDULER
polybench_linux_standard_scheduler ();
#endif
}
void polybench_timer_print()
{
#ifdef POLYBENCH_GFLOPS
if (__polybench_program_total_flops == 0)
{
printf ("[PolyBench][WARNING] Program flops not defined, use polybench_set_program_flops(value)\n");
printf ("%0.6lf\n", polybench_t_end - polybench_t_start);
}
else
printf ("%0.2lf\n",
(__polybench_program_total_flops /
(double)(polybench_t_end - polybench_t_start)) / 1000000000);
#else
# ifndef POLYBENCH_CYCLE_ACCURATE_TIMER
printf ("%0.6f\n", polybench_t_end - polybench_t_start);
# else
printf ("%Ld\n", polybench_c_end - polybench_c_start);
# endif
#endif
}
static
void *
xmalloc (size_t num)
{
void* newA = NULL;
int ret = posix_memalign (&newA, 32, num);
if (! newA || ret)
{
fprintf (stderr, "[PolyBench] posix_memalign: cannot allocate memory");
exit (1);
}
return newA;
}
void* polybench_alloc_data(unsigned long long int n, int elt_size)
{
/// FIXME: detect overflow!
size_t val = n;
val *= elt_size;
void* ret = xmalloc (val);
return ret;
}

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/**
* polybench.h: This file is part of the PolyBench/C 3.2 test suite.
*
*
* Contact: Louis-Noel Pouchet <pouchet@cse.ohio-state.edu>
* Web address: http://polybench.sourceforge.net
*/
/*
* Polybench header for instrumentation.
*
* Programs must be compiled with `-I utilities utilities/polybench.c'
*
* Optionally, one can define:
*
* -DPOLYBENCH_TIME, to report the execution time,
* OR (exclusive):
* -DPOLYBENCH_PAPI, to use PAPI H/W counters (defined in polybench.c)
*
*
* See README or utilities/polybench.c for additional options.
*
*/
#ifndef POLYBENCH_H
# define POLYBENCH_H
# include <stdlib.h>
/* Array padding. By default, none is used. */
# ifndef POLYBENCH_PADDING_FACTOR
/* default: */
# define POLYBENCH_PADDING_FACTOR 0
# endif
/* C99 arrays in function prototype. By default, do not use. */
# ifdef POLYBENCH_USE_C99_PROTO
# define POLYBENCH_C99_SELECT(x,y) y
# else
/* default: */
# define POLYBENCH_C99_SELECT(x,y) x
# endif
/* Scalar loop bounds in SCoPs. By default, use parametric loop bounds. */
# ifdef POLYBENCH_USE_SCALAR_LB
# define POLYBENCH_LOOP_BOUND(x,y) x
# else
/* default: */
# define POLYBENCH_LOOP_BOUND(x,y) y
# endif
/* Macros to reference an array. Generic for heap and stack arrays
(C99). Each array dimensionality has his own macro, to be used at
declaration or as a function argument.
Example:
int b[x] => POLYBENCH_1D_ARRAY(b, x)
int A[N][N] => POLYBENCH_2D_ARRAY(A, N, N)
*/
# ifndef POLYBENCH_STACK_ARRAYS
# define POLYBENCH_ARRAY(x) *x
# define POLYBENCH_FREE_ARRAY(x) free((void*)x);
# define POLYBENCH_DECL_VAR(x) (*x)
# else
# define POLYBENCH_ARRAY(x) x
# define POLYBENCH_FREE_ARRAY(x)
# define POLYBENCH_DECL_VAR(x) x
# endif
/* Macros for using arrays in the function prototypes. */
# define POLYBENCH_1D(var, dim1,ddim1) var[POLYBENCH_C99_SELECT(dim1,ddim1) + POLYBENCH_PADDING_FACTOR]
# define POLYBENCH_2D(var, dim1, dim2, ddim1, ddim2) var[POLYBENCH_C99_SELECT(dim1,ddim1) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim2,ddim2) + POLYBENCH_PADDING_FACTOR]
# define POLYBENCH_3D(var, dim1, dim2, dim3, ddim1, ddim2, ddim3) var[POLYBENCH_C99_SELECT(dim1,ddim1) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim2,ddim2) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim3,ddim3) + POLYBENCH_PADDING_FACTOR]
# define POLYBENCH_4D(var, dim1, dim2, dim3, dim4, ddim1, ddim2, ddim3, ddim4) var[POLYBENCH_C99_SELECT(dim1,ddim1) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim2,ddim2) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim3,ddim3) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim4,ddim4) + POLYBENCH_PADDING_FACTOR]
# define POLYBENCH_5D(var, dim1, dim2, dim3, dim4, dim5, ddim1, ddim2, ddim3, ddim4, ddim5) var[POLYBENCH_C99_SELECT(dim1,ddim1) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim2,ddim2) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim3,ddim3) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim4,ddim4) + POLYBENCH_PADDING_FACTOR][POLYBENCH_C99_SELECT(dim5,ddim5) + POLYBENCH_PADDING_FACTOR]
/* Macros to allocate heap arrays.
Example:
polybench_alloc_2d_array(N, M, double) => allocates N x M x sizeof(double)
and returns a pointer to the 2d array
*/
# define POLYBENCH_ALLOC_1D_ARRAY(n1, type) \
(type(*)[n1 + POLYBENCH_PADDING_FACTOR])polybench_alloc_data (n1 + POLYBENCH_PADDING_FACTOR, sizeof(type))
# define POLYBENCH_ALLOC_2D_ARRAY(n1, n2, type) \
(type(*)[n1 + POLYBENCH_PADDING_FACTOR][n2 + POLYBENCH_PADDING_FACTOR])polybench_alloc_data ((n1 + POLYBENCH_PADDING_FACTOR) * (n2 + POLYBENCH_PADDING_FACTOR), sizeof(type))
# define POLYBENCH_ALLOC_3D_ARRAY(n1, n2, n3, type) \
(type(*)[n1 + POLYBENCH_PADDING_FACTOR][n2 + POLYBENCH_PADDING_FACTOR][n3 + POLYBENCH_PADDING_FACTOR])polybench_alloc_data ((n1 + POLYBENCH_PADDING_FACTOR) * (n2 + POLYBENCH_PADDING_FACTOR) * (n3 + POLYBENCH_PADDING_FACTOR), sizeof(type))
# define POLYBENCH_ALLOC_4D_ARRAY(n1, n2, n3, n4, type) \
(type(*)[n1 + POLYBENCH_PADDING_FACTOR][n2 + POLYBENCH_PADDING_FACTOR][n3 + POLYBENCH_PADDING_FACTOR][n4 + POLYBENCH_PADDING_FACTOR])polybench_alloc_data ((n1 + POLYBENCH_PADDING_FACTOR) * (n2 + POLYBENCH_PADDING_FACTOR) * (n3 + POLYBENCH_PADDING_FACTOR) * (n4 + POLYBENCH_PADDING_FACTOR), sizeof(type))
# define POLYBENCH_ALLOC_5D_ARRAY(n1, n2, n3, n4, n5, type) \
(type(*)[n1 + POLYBENCH_PADDING_FACTOR][n2 + POLYBENCH_PADDING_FACTOR][n3 + POLYBENCH_PADDING_FACTOR][n4 + POLYBENCH_PADDING_FACTOR][n5 + POLYBENCH_PADDING_FACTOR])polybench_alloc_data ((n1 + POLYBENCH_PADDING_FACTOR) * (n2 + POLYBENCH_PADDING_FACTOR) * (n3 + POLYBENCH_PADDING_FACTOR) * (n4 + POLYBENCH_PADDING_FACTOR) * (n5 + POLYBENCH_PADDING_FACTOR), sizeof(type))
/* Macros for array declaration. */
# ifndef POLYBENCH_STACK_ARRAYS
# define POLYBENCH_1D_ARRAY_DECL(var, type, dim1, ddim1) \
type POLYBENCH_1D(POLYBENCH_DECL_VAR(var), dim1, ddim1); \
var = POLYBENCH_ALLOC_1D_ARRAY(POLYBENCH_C99_SELECT(dim1, ddim1), type);
# define POLYBENCH_2D_ARRAY_DECL(var, type, dim1, dim2, ddim1, ddim2) \
type POLYBENCH_2D(POLYBENCH_DECL_VAR(var), dim1, dim2, ddim1, ddim2); \
var = POLYBENCH_ALLOC_2D_ARRAY(POLYBENCH_C99_SELECT(dim1, ddim1), POLYBENCH_C99_SELECT(dim2, ddim2), type);
# define POLYBENCH_3D_ARRAY_DECL(var, type, dim1, dim2, dim3, ddim1, ddim2, ddim3) \
type POLYBENCH_3D(POLYBENCH_DECL_VAR(var), dim1, dim2, dim3, ddim1, ddim2, ddim3); \
var = POLYBENCH_ALLOC_3D_ARRAY(POLYBENCH_C99_SELECT(dim1, ddim1), POLYBENCH_C99_SELECT(dim2, ddim2), POLYBENCH_C99_SELECT(dim3, ddim3), type);
# define POLYBENCH_4D_ARRAY_DECL(var, type, dim1, dim2, dim3, dim4, ddim1, ddim2, ddim3, ddim4) \
type POLYBENCH_4D(POLYBENCH_DECL_VAR(var), dim1, dim2, ,dim3, dim4, ddim1, ddim2, ddim3, ddim4); \
var = POLYBENCH_ALLOC_4D_ARRAY(POLYBENCH_C99_SELECT(dim1, ddim1), POLYBENCH_C99_SELECT(dim2, ddim2), POLYBENCH_C99_SELECT(dim3, ddim3), POLYBENCH_C99_SELECT(dim4, ddim4), type);
# define POLYBENCH_5D_ARRAY_DECL(var, type, dim1, dim2, dim3, dim4, dim5, ddim1, ddim2, ddim3, ddim4, ddim5) \
type POLYBENCH_5D(POLYBENCH_DECL_VAR(var), dim1, dim2, dim3, dim4, dim5, ddim1, ddim2, ddim3, ddim4, ddim5); \
var = POLYBENCH_ALLOC_5D_ARRAY(POLYBENCH_C99_SELECT(dim1, ddim1), POLYBENCH_C99_SELECT(dim2, ddim2), POLYBENCH_C99_SELECT(dim3, ddim3), POLYBENCH_C99_SELECT(dim4, ddim4), POLYBENCH_C99_SELECT(dim5, ddim5), type);
# else
# define POLYBENCH_1D_ARRAY_DECL(var, type, dim1, ddim1) \
type POLYBENCH_1D(POLYBENCH_DECL_VAR(var), dim1, ddim1);
# define POLYBENCH_2D_ARRAY_DECL(var, type, dim1, dim2, ddim1, ddim2) \
type POLYBENCH_2D(POLYBENCH_DECL_VAR(var), dim1, dim2, ddim1, ddim2);
# define POLYBENCH_3D_ARRAY_DECL(var, type, dim1, dim2, dim3, ddim1, ddim2, ddim3) \
type POLYBENCH_3D(POLYBENCH_DECL_VAR(var), dim1, dim2, dim3, ddim1, ddim2, ddim3);
# define POLYBENCH_4D_ARRAY_DECL(var, type, dim1, dim2, dim3, dim4, ddim1, ddim2, ddim3, ddim4) \
type POLYBENCH_4D(POLYBENCH_DECL_VAR(var), dim1, dim2, dim3, dim4, ddim1, ddim2, ddim3, ddim4);
# define POLYBENCH_5D_ARRAY_DECL(var, type, dim1, dim2, dim3, dim4, dim5, ddim1, ddim2, ddim3, ddim4, ddim5) \
type POLYBENCH_5D(POLYBENCH_DECL_VAR(var), dim1, dim2, dim3, dim4, dim5, ddim1, ddim2, ddim3, ddim4, ddim5);
# endif
/* Dead-code elimination macros. Use argc/argv for the run-time check. */
# ifndef POLYBENCH_DUMP_ARRAYS
# define POLYBENCH_DCE_ONLY_CODE if (argc > 42 && ! strcmp(argv[0], ""))
# else
# define POLYBENCH_DCE_ONLY_CODE
# endif
# define polybench_prevent_dce(func) \
POLYBENCH_DCE_ONLY_CODE \
func
/* Performance-related instrumentation. See polybench.c */
# define polybench_start_instruments
# define polybench_stop_instruments
# define polybench_print_instruments
/* PAPI support. */
# ifdef POLYBENCH_PAPI
extern const unsigned int polybench_papi_eventlist[];
# undef polybench_start_instruments
# undef polybench_stop_instruments
# undef polybench_print_instruments
# define polybench_set_papi_thread_report(x) \
polybench_papi_counters_threadid = x;
# define polybench_start_instruments \
polybench_prepare_instruments(); \
polybench_papi_init(); \
int evid; \
for (evid = 0; polybench_papi_eventlist[evid] != 0; evid++) \
{ \
if (polybench_papi_start_counter(evid)) \
continue; \
# define polybench_stop_instruments \
polybench_papi_stop_counter(evid); \
} \
polybench_papi_close(); \
# define polybench_print_instruments polybench_papi_print();
# endif
/* Timing support. */
# if defined(POLYBENCH_TIME) || defined(POLYBENCH_GFLOPS)
# undef polybench_start_instruments
# undef polybench_stop_instruments
# undef polybench_print_instruments
# define polybench_start_instruments polybench_timer_start();
# define polybench_stop_instruments polybench_timer_stop();
# define polybench_print_instruments polybench_timer_print();
extern double polybench_program_total_flops;
extern void polybench_timer_start();
extern void polybench_timer_stop();
extern void polybench_timer_print();
# endif
/* Function declaration. */
# ifdef POLYBENCH_TIME
extern void polybench_timer_start();
extern void polybench_timer_stop();
extern void polybench_timer_print();
# endif
# ifdef POLYBENCH_PAPI
extern void polybench_prepare_instruments();
extern int polybench_papi_start_counter(int evid);
extern void polybench_papi_stop_counter(int evid);
extern void polybench_papi_init();
extern void polybench_papi_close();
extern void polybench_papi_print();
# endif
/* Function prototypes. */
extern void* polybench_alloc_data(unsigned long long int n, int elt_size);
#endif /* !POLYBENCH_H */