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zOS/common/Dhrystone/dhry_1.c

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/*
****************************************************************************
*
* "DHRYSTONE" Benchmark Program
* -----------------------------
*
* Version: C, Version 2.1
*
* File: dhry_1.c (part 2 of 3)
*
* Date: May 25, 1988
*
* Author: Reinhold P. Weicker
*
****************************************************************************
*/
#if defined __K64F__
#include <stdlib.h>
#include <string.h>
#include <WProgram.h>
#define uint32_t __uint32_t
#define uint16_t __uint16_t
#define uint8_t __uint8_t
#define int32_t __int32_t
#define int16_t __int16_t
#define int8_t __int8_t
#include "k64f_soc.h"
extern uint32_t milliseconds(void);
#else
#include <zpu-types.h>
#include "zpu_soc.h"
#endif
#include "dhry.h"
#include <string.h>
#include <stdarg.h>
#include "xprintf.h"
/* Global Variables: */
Rec_Pointer Ptr_Glob,
Next_Ptr_Glob;
int Int_Glob;
Boolean Bool_Glob;
char Ch_1_Glob,
Ch_2_Glob;
int Arr_1_Glob [50];
int Arr_2_Glob [50] [50];
/* forward declaration necessary since Enumeration may not simply be int */
#ifndef REG
Boolean Reg = false;
#define REG
/* REG becomes defined as empty */
/* i.e. no register variables */
#else
Boolean Reg = true;
#endif
/* variables for time measurement: */
#ifdef TIMES
struct tms time_info;
/* see library function "times" */
#define Too_Small_Time 120
/* Measurements should last at least about 2 seconds */
#endif
#ifdef TIME
extern long time();
/* see library function "time" */
#define Too_Small_Time 2
/* Measurements should last at least 2 seconds */
#endif
long Begin_Time,
End_Time,
User_Time;
long Microseconds,
Dhrystones_Per_Second,
Vax_Mips;
/* end of variables for time measurement */
int Number_Of_Runs = 50000;
//long _readMilliseconds()
//{
// return(TIMER_MILLISECONDS + (TIMER_SECONDS*1000) + (TIMER_MINUTES);
//}
#if 0
#define strcpy _strcpy
_strcpy(char *dst,const char *src)
{
while(*dst++=*src++);
}
#endif
Rec_Type rec1;
Rec_Type rec2;
// Keep anything remotely large off the stack...
Str_30 Str_1_Loc;
Str_30 Str_2_Loc;
int main_dhry ()
/*****/
/* main program, corresponds to procedures */
/* Main and Proc_0 in the Ada version */
{
One_Fifty Int_1_Loc;
REG One_Fifty Int_2_Loc;
One_Fifty Int_3_Loc;
REG char Ch_Index;
Enumeration Enum_Loc;
REG int Run_Index;
/* Initializations */
// Next_Ptr_Glob = (Rec_Pointer) malloc (sizeof (Rec_Type));
// Ptr_Glob = (Rec_Pointer) malloc (sizeof (Rec_Type));
Next_Ptr_Glob = &rec1;
Ptr_Glob = &rec2;
Ptr_Glob->Ptr_Comp = Next_Ptr_Glob;
Ptr_Glob->Discr = Ident_1;
Ptr_Glob->variant.var_1.Enum_Comp = Ident_3;
Ptr_Glob->variant.var_1.Int_Comp = 40;
strcpy (Ptr_Glob->variant.var_1.Str_Comp,
"DHRYSTONE PROGRAM, SOME STRING");
strcpy (Str_1_Loc, "DHRYSTONE PROGRAM, 1'ST STRING");
Arr_2_Glob [8][7] = 10;
/* Was missing in published program. Without this statement, */
/* Arr_2_Glob [8][7] would have an undefined value. */
/* Warning: With 16-Bit processors and Number_Of_Runs > 32000, */
/* overflow may occur for this array element. */
xprintf ("\r\n");
xprintf ("Dhrystone Benchmark, Version 2.1 (Language: C)\r\n");
xprintf ("\r\n");
if (Reg)
{
xprintf ("Program compiled with 'register' attribute\r\n");
xprintf ("\r\n");
}
else
{
xprintf ("Program compiled without 'register' attribute\r\n");
xprintf ("\r\n");
}
//Number_Of_Runs;
xprintf ("Execution starts, %d runs through Dhrystone\r\n", Number_Of_Runs);
/***************/
/* Start timer */
/***************/
#if 0
#ifdef TIMES
times (&time_info);
Begin_Time = (long) time_info.tms_utime;
#endif
#ifdef TIME
Begin_Time = time ( (long *) 0);
#endif
#else
//Begin_Time = _readMilliseconds();
#if defined __ZPU__
TIMER_MILLISECONDS_UP = 0;
Begin_Time = 0;
#elif defined(__K64F__) && defined(__APP__)
Begin_Time = milliseconds();
xprintf("Begin time:%08ld\n", Begin_Time);
#elif defined(__K64F__) && (defined(__ZPUTA__) || defined(__ZOS__))
Begin_Time = millis();
#else
#error "Target CPU not defined, use __ZPU__ or __K64F__"
#endif
#endif
for (Run_Index = 1; Run_Index <= Number_Of_Runs; ++Run_Index)
{
Proc_5();
Proc_4();
/* Ch_1_Glob == 'A', Ch_2_Glob == 'B', Bool_Glob == true */
Int_1_Loc = 2;
Int_2_Loc = 3;
strcpy (Str_2_Loc, "DHRYSTONE PROGRAM, 2'ND STRING");
Enum_Loc = Ident_2;
Bool_Glob = ! Func_2 (Str_1_Loc, Str_2_Loc);
/* Bool_Glob == 1 */
while (Int_1_Loc < Int_2_Loc) /* loop body executed once */
{
Int_3_Loc = 5 * Int_1_Loc - Int_2_Loc;
/* Int_3_Loc == 7 */
Proc_7 (Int_1_Loc, Int_2_Loc, &Int_3_Loc);
/* Int_3_Loc == 7 */
Int_1_Loc += 1;
} /* while */
/* Int_1_Loc == 3, Int_2_Loc == 3, Int_3_Loc == 7 */
Proc_8 (Arr_1_Glob, Arr_2_Glob, Int_1_Loc, Int_3_Loc);
/* Int_Glob == 5 */
Proc_1 (Ptr_Glob);
for (Ch_Index = 'A'; Ch_Index <= Ch_2_Glob; ++Ch_Index)
/* loop body executed twice */
{
if (Enum_Loc == Func_1 (Ch_Index, 'C'))
/* then, not executed */
{
Proc_6 (Ident_1, &Enum_Loc);
strcpy (Str_2_Loc, "DHRYSTONE PROGRAM, 3'RD STRING");
Int_2_Loc = Run_Index;
Int_Glob = Run_Index;
}
}
/* Int_1_Loc == 3, Int_2_Loc == 3, Int_3_Loc == 7 */
Int_2_Loc = Int_2_Loc * Int_1_Loc;
Int_1_Loc = Int_2_Loc / Int_3_Loc;
Int_2_Loc = 7 * (Int_2_Loc - Int_3_Loc) - Int_1_Loc;
/* Int_1_Loc == 1, Int_2_Loc == 13, Int_3_Loc == 7 */
Proc_2 (&Int_1_Loc);
/* Int_1_Loc == 5 */
} /* loop "for Run_Index" */
/**************/
/* Stop timer */
/**************/
#if 0
#ifdef TIMES
times (&time_info);
End_Time = (long) time_info.tms_utime;
#endif
#ifdef TIME
End_Time = time ( (long *) 0);
#endif
#else
//End_Time = _readMilliseconds();
#if defined __ZPU__
End_Time = TIMER_MILLISECONDS_UP;
#elif defined(__K64F__) && defined(__APP__)
End_Time = milliseconds();
xprintf("End time:%08ld\n", End_Time);
#elif defined(__K64F__) && (defined(__ZPUTA__) || defined(__ZOS__))
End_Time = millis();
#else
#error "Target CPU not defined, use __ZPU__ or __K64F__"
#endif
#endif
#if 0
xprintf ("Execution ends\r\n");
xprintf ("\r\n");
xprintf ("Final values of the variables used in the benchmark:\r\n");
xprintf ("\r\n");
xprintf ("Int_Glob: %d\r\n", Int_Glob);
xprintf (" should be: %d\r\n", 5);
xprintf ("Bool_Glob: %d\r\n", Bool_Glob);
xprintf (" should be: %d\r\n", 1);
xprintf ("Ch_1_Glob: %c\r\n", Ch_1_Glob);
xprintf (" should be: %c\r\n", 'A');
xprintf ("Ch_2_Glob: %c\r\n", Ch_2_Glob);
xprintf (" should be: %c\r\n", 'B');
xprintf ("Arr_1_Glob[8]: %d\r\n", Arr_1_Glob[8]);
xprintf (" should be: %d\r\n", 7);
xprintf ("Arr_2_Glob[8][7]: %d\r\n", Arr_2_Glob[8][7]);
xprintf (" should be: Number_Of_Runs + 10\r\n");
xprintf ("Ptr_Glob->\r\n");
xprintf (" Ptr_Comp: %d\r\n", (int) Ptr_Glob->Ptr_Comp);
xprintf (" should be: (implementation-dependent)\r\n");
xprintf (" Discr: %d\r\n", Ptr_Glob->Discr);
xprintf (" should be: %d\r\n", 0);
xprintf (" Enum_Comp: %d\r\n", Ptr_Glob->variant.var_1.Enum_Comp);
xprintf (" should be: %d\r\n", 2);
xprintf (" Int_Comp: %d\r\n", Ptr_Glob->variant.var_1.Int_Comp);
xprintf (" should be: %d\r\n", 17);
xprintf (" Str_Comp: %s\r\n", Ptr_Glob->variant.var_1.Str_Comp);
xprintf (" should be: DHRYSTONE PROGRAM, SOME STRING\r\n");
xprintf ("Next_Ptr_Glob->\r\n");
xprintf (" Ptr_Comp: %d\r\n", (int) Next_Ptr_Glob->Ptr_Comp);
xprintf (" should be: (implementation-dependent), same as above\r\n");
xprintf (" Discr: %d\r\n", Next_Ptr_Glob->Discr);
xprintf (" should be: %d\r\n", 0);
xprintf (" Enum_Comp: %d\r\n", Next_Ptr_Glob->variant.var_1.Enum_Comp);
xprintf (" should be: %d\r\n", 1);
xprintf (" Int_Comp: %d\r\n", Next_Ptr_Glob->variant.var_1.Int_Comp);
xprintf (" should be: %d\r\n", 18);
xprintf (" Str_Comp: %s\r\n",
Next_Ptr_Glob->variant.var_1.Str_Comp);
xprintf (" should be: DHRYSTONE PROGRAM, SOME STRING\r\n");
xprintf ("Int_1_Loc: %d\r\n", Int_1_Loc);
xprintf (" should be: %d\r\n", 5);
xprintf ("Int_2_Loc: %d\r\n", Int_2_Loc);
xprintf (" should be: %d\r\n", 13);
xprintf ("Int_3_Loc: %d\r\n", Int_3_Loc);
xprintf (" should be: %d\r\n", 7);
xprintf ("Enum_Loc: %d\r\n", Enum_Loc);
xprintf (" should be: %d\r\n", 1);
xprintf ("Str_1_Loc: %s\r\n", Str_1_Loc);
xprintf (" should be: DHRYSTONE PROGRAM, 1'ST STRING\r\n");
xprintf ("Str_2_Loc: %s\r\n", Str_2_Loc);
xprintf (" should be: DHRYSTONE PROGRAM, 2'ND STRING\r\n");
xprintf ("\r\n");
#endif
User_Time = End_Time - Begin_Time;
xprintf ("User time: %d\r\n", (int)User_Time);
if (User_Time < Too_Small_Time)
{
xprintf ("Measured time too small to obtain meaningful results\r\n");
xprintf ("Please increase number of runs\r\n");
xprintf ("\r\n");
}
/* else */
{
#if 0
#ifdef TIME
Microseconds = (User_Time * Mic_secs_Per_Second )
/ Number_Of_Runs;
Dhrystones_Per_Second = Number_Of_Runs / User_Time;
Vax_Mips = (Number_Of_Runs*1000) / (1757*User_Time);
#else
Microseconds = (float) User_Time * Mic_secs_Per_Second
/ ((float) HZ * ((float) Number_Of_Runs));
Dhrystones_Per_Second = ((float) HZ * (float) Number_Of_Runs)
/ (float) User_Time;
Vax_Mips = Dhrystones_Per_Second / 1757.0;
#endif
#else
Microseconds = (1000*User_Time) / Number_Of_Runs;
Dhrystones_Per_Second = (Number_Of_Runs*1000) / User_Time;
Vax_Mips = (Number_Of_Runs*569) / User_Time;
#endif
xprintf ("Microseconds for one run through Dhrystone: ");
xprintf ("%d \r\n", (int)Microseconds);
xprintf ("Dhrystones per Second: ");
xprintf ("%d \r\n", (int)Dhrystones_Per_Second);
xprintf ("VAX MIPS rating * 1000 = %d \r\n",(int)Vax_Mips);
xprintf ("\r\n");
}
return 0;
}
void Proc_1 (Ptr_Val_Par)
/******************/
REG Rec_Pointer Ptr_Val_Par;
/* executed once */
{
REG Rec_Pointer Next_Record = Ptr_Val_Par->Ptr_Comp;
/* == Ptr_Glob_Next */
/* Local variable, initialized with Ptr_Val_Par->Ptr_Comp, */
/* corresponds to "rename" in Ada, "with" in Pascal */
structassign (*Ptr_Val_Par->Ptr_Comp, *Ptr_Glob);
Ptr_Val_Par->variant.var_1.Int_Comp = 5;
Next_Record->variant.var_1.Int_Comp
= Ptr_Val_Par->variant.var_1.Int_Comp;
Next_Record->Ptr_Comp = Ptr_Val_Par->Ptr_Comp;
Proc_3 (&Next_Record->Ptr_Comp);
/* Ptr_Val_Par->Ptr_Comp->Ptr_Comp
== Ptr_Glob->Ptr_Comp */
if (Next_Record->Discr == Ident_1)
/* then, executed */
{
Next_Record->variant.var_1.Int_Comp = 6;
Proc_6 (Ptr_Val_Par->variant.var_1.Enum_Comp,
&Next_Record->variant.var_1.Enum_Comp);
Next_Record->Ptr_Comp = Ptr_Glob->Ptr_Comp;
Proc_7 (Next_Record->variant.var_1.Int_Comp, 10,
&Next_Record->variant.var_1.Int_Comp);
}
else /* not executed */
structassign (*Ptr_Val_Par, *Ptr_Val_Par->Ptr_Comp);
} /* Proc_1 */
void Proc_2 (Int_Par_Ref)
/******************/
/* executed once */
/* *Int_Par_Ref == 1, becomes 4 */
One_Fifty *Int_Par_Ref;
{
One_Fifty Int_Loc;
Enumeration Enum_Loc;
Int_Loc = *Int_Par_Ref + 10;
do /* executed once */
if (Ch_1_Glob == 'A')
/* then, executed */
{
Int_Loc -= 1;
*Int_Par_Ref = Int_Loc - Int_Glob;
Enum_Loc = Ident_1;
} /* if */
while (Enum_Loc != Ident_1); /* true */
} /* Proc_2 */
void Proc_3 (Ptr_Ref_Par)
/******************/
/* executed once */
/* Ptr_Ref_Par becomes Ptr_Glob */
Rec_Pointer *Ptr_Ref_Par;
{
if (Ptr_Glob != Null)
/* then, executed */
*Ptr_Ref_Par = Ptr_Glob->Ptr_Comp;
Proc_7 (10, Int_Glob, &Ptr_Glob->variant.var_1.Int_Comp);
} /* Proc_3 */
void Proc_4 () /* without parameters */
/*******/
/* executed once */
{
Boolean Bool_Loc;
Bool_Loc = Ch_1_Glob == 'A';
Bool_Glob = Bool_Loc | Bool_Glob;
Ch_2_Glob = 'B';
} /* Proc_4 */
void Proc_5 () /* without parameters */
/*******/
/* executed once */
{
Ch_1_Glob = 'A';
Bool_Glob = false;
} /* Proc_5 */
/* Procedure for the assignment of structures, */
/* if the C compiler doesn't support this feature */
#ifdef NOSTRUCTASSIGN
memcpy (d, s, l)
register char *d;
register char *s;
register int l;
{
while (l--) *d++ = *s++;
}
#endif
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