/* **************************************************************************** * * "DHRYSTONE" Benchmark Program * ----------------------------- * * Version: C, Version 2.1 * * File: dhry_1.c (part 2 of 3) * * Date: May 25, 1988 * * Author: Reinhold P. Weicker * **************************************************************************** */ #include #include #include void _main(int n); void __start() { _main(800000); } /*********** SUPPORT *************/ static inline __attribute__((always_inline)) uint64_t BE64(uint64_t x) { union { uint64_t v; uint8_t u[8]; } tmp; tmp.v = x; return ((uint64_t)(tmp.u[0]) << 56) | ((uint64_t)(tmp.u[1]) << 48) | ((uint64_t)(tmp.u[2]) << 40) | ((uint64_t)(tmp.u[3]) << 32) | (tmp.u[4] << 24) | (tmp.u[5] << 16) | (tmp.u[6] << 8) | (tmp.u[7]); } static inline __attribute__((always_inline)) uint64_t LE64(uint64_t x) { union { uint64_t v; uint8_t u[8]; } tmp; tmp.v = x; return ((uint64_t)(tmp.u[7]) << 56) | ((uint64_t)(tmp.u[6]) << 48) | ((uint64_t)(tmp.u[5]) << 40) | ((uint64_t)(tmp.u[4]) << 32) | (tmp.u[3] << 24) | (tmp.u[2] << 16) | (tmp.u[1] << 8) | (tmp.u[0]); } static inline __attribute__((always_inline)) uint32_t BE32(uint32_t x) { union { uint32_t v; uint8_t u[4]; } tmp; tmp.v = x; return (tmp.u[0] << 24) | (tmp.u[1] << 16) | (tmp.u[2] << 8) | (tmp.u[3]); } static inline __attribute__((always_inline)) uint32_t LE32(uint32_t x) { union { uint32_t v; uint8_t u[4]; } tmp; tmp.v = x; return (tmp.u[3] << 24) | (tmp.u[2] << 16) | (tmp.u[1] << 8) | (tmp.u[0]); } static inline __attribute__((always_inline)) uint16_t BE16(uint16_t x) { union { uint16_t v; uint8_t u[2]; } tmp; tmp.v = x; return (tmp.u[0] << 8) | (tmp.u[1]); } static inline __attribute__((always_inline)) uint16_t LE16(uint16_t x) { union { uint16_t v; uint8_t u[2]; } tmp; tmp.v = x; return (tmp.u[1] << 8) | (tmp.u[0]); } #define PL011_0_BASE (ARM_PERIIOBASE + 0x201000) #define PRIMECELLID_PL011 0x011 #define PL011_DR (0x00) #define PL011_RSRECR (0x04) #define PL011_FR (0x18) #define PL011_ILPR (0x20) #define PL011_IBRD (0x24) #define PL011_FBRD (0x28) #define PL011_LCRH (0x2C) #define PL011_CR (0x30) #define PL011_IFLS (0x34) #define PL011_IMSC (0x38) #define PL011_RIS (0x3C) #define PL011_MIS (0x40) #define PL011_ICR (0x44) #define PL011_DMACR (0x48) #define PL011_ITCR (0x80) #define PL011_ITIP (0x84) #define PL011_ITOP (0x88) #define PL011_TDR (0x8C) #define PL011_FR_CTS (1 << 0) #define PL011_FR_DSR (1 << 1) #define PL011_FR_DCD (1 << 2) #define PL011_FR_BUSY (1 << 3) #define PL011_FR_RXFE (1 << 4) #define PL011_FR_TXFF (1 << 5) #define PL011_FR_RXFF (1 << 6) #define PL011_FR_TXFE (1 << 7) #define PL011_LCRH_BRK (1 << 0) #define PL011_LCRH_PEN (1 << 1) #define PL011_LCRH_EPS (1 << 2) #define PL011_LCRH_STP2 (1 << 3) #define PL011_LCRH_FEN (1 << 4) #define PL011_LCRH_WLEN5 (0 << 5) #define PL011_LCRH_WLEN6 (1 << 5) #define PL011_LCRH_WLEN7 (2 << 5) #define PL011_LCRH_WLEN8 (3 << 5) #define PL011_LCRH_SPS (1 << 7) #define PL011_CR_UARTEN (1 << 0) #define PL011_CR_SIREN (1 << 1) #define PL011_CR_SIRLP (1 << 2) #define PL011_CR_LBE (1 << 7) #define PL011_CR_TXE (1 << 8) #define PL011_CR_RXE (1 << 9) #define PL011_CR_RTSEN (1 << 14) #define PL011_CR_CTSEN (1 << 15) #define PL011_ICR_RIMIC (1 << 0) #define PL011_ICR_CTSMIC (1 << 1) #define PL011_ICR_DSRMIC (1 << 2) #define PL011_ICR_DCDMIC (1 << 3) #define PL011_ICR_RXIC (1 << 4) #define PL011_ICR_TXIC (1 << 5) #define PL011_ICR_RTIC (1 << 6) #define PL011_ICR_FEIC (1 << 7) #define PL011_ICR_PEIC (1 << 8) #define PL011_ICR_BEIC (1 << 9) #define PL011_ICR_OEIC (1 << 10) static inline uint32_t rd32le(uint32_t iobase) { return LE32(*(volatile uint32_t *)(iobase)); } static inline uint32_t rd32be(uint32_t iobase) { return BE32(*(volatile uint32_t *)(iobase)); } static inline uint16_t rd16le(uint32_t iobase) { return LE16(*(volatile uint16_t *)(iobase)); } static inline uint16_t rd16be(uint32_t iobase) { return BE16(*(volatile uint16_t *)(iobase)); } static inline uint8_t rd8(uint32_t iobase) { return *(volatile uint8_t *)(iobase); } static inline void wr32le(uint32_t iobase, uint32_t value) { *(volatile uint32_t *)(iobase) = LE32(value); } static inline void wr32be(uint32_t iobase, uint32_t value) { *(volatile uint32_t *)(iobase) = BE32(value); } static inline void wr16le(uint32_t iobase, uint16_t value) { *(volatile uint16_t *)(iobase) = LE16(value); } static inline void wr16be(uint32_t iobase, uint16_t value) { *(volatile uint16_t *)(iobase) = BE16(value); } static inline void wr8(uint32_t iobase, uint8_t value) { *(volatile uint8_t *)(iobase) = value; } typedef void (*putc_func)(void *data, char c); int int_strlen(char *buf) { int len = 0; if (buf) while(*buf++) len++; return len; } void int_itoa(char *buf, char base, uintptr_t value, char zero_pad, int precision, int size_mod, char big, int alternate_form, int neg, char sign) { int length = 0; do { char c = value % base; if (c >= 10) { if (big) c += 'A'-10; else c += 'a'-10; } else c += '0'; value = value / base; buf[length++] = c; } while(value != 0); if (precision != 0) { while (length < precision) buf[length++] = '0'; } else if (size_mod != 0 && zero_pad) { int sz_mod = size_mod; if (alternate_form) { if (base == 16) sz_mod -= 2; else if (base == 8) sz_mod -= 1; } if (neg) sz_mod -= 1; while (length < sz_mod) buf[length++] = '0'; } if (alternate_form) { if (base == 8) buf[length++] = '0'; if (base == 16) { buf[length++] = big ? 'X' : 'x'; buf[length++] = '0'; } } if (neg) buf[length++] = '-'; else { if (sign == '+') buf[length++] = '+'; else if (sign == ' ') buf[length++] = ' '; } for (int i=0; i < length/2; i++) { char tmp = buf[i]; buf[i] = buf[length - i - 1]; buf[length - i - 1] = tmp; } buf[length] = 0; } void vkprintf_pc(putc_func putc_f, void *putc_data, const char * restrict format, va_list args) { char tmpbuf[32]; while(*format) { char c; char alternate_form = 0; int size_mod = 0; int length_mod = 0; int precision = 0; char zero_pad = 0; char *str; char sign = 0; char leftalign = 0; uintptr_t value = 0; intptr_t ivalue = 0; char big = 0; c = *format++; if (c != '%') { putc_f(putc_data, c); } else { c = *format++; if (c == '#') { alternate_form = 1; c = *format++; } if (c == '-') { leftalign = 1; c = *format++; } if (c == ' ' || c == '+') { sign = c; c = *format++; } if (c == '0') { zero_pad = 1; c = *format++; } while(c >= '0' && c <= '9') { size_mod = size_mod * 10; size_mod = size_mod + c - '0'; c = *format++; } if (c == '.') { c = *format++; while(c >= '0' && c <= '9') { precision = precision * 10; precision = precision + c - '0'; c = *format++; } } big = 0; if (c == 'h') { c = *format++; if (c == 'h') { c = *format++; length_mod = 1; } else length_mod = 2; } else if (c == 'l') { c = *format++; if (c == 'l') { c = *format++; length_mod = 8; } else length_mod = 4; } else if (c == 'j') { c = *format++; length_mod = 9; } else if (c == 't') { c = *format++; length_mod = 10; } else if (c == 'z') { c = *format++; length_mod = 11; } switch (c) { case 0: return; case '%': putc_f(putc_data, '%'); break; case 'X': big = 1; /* fallthrough */ case 'x': switch (length_mod) { case 8: value = va_arg(args, uint64_t); break; case 9: value = va_arg(args, uintmax_t); break; case 10: value = va_arg(args, uintptr_t); break; case 11: value = va_arg(args, size_t); break; default: value = va_arg(args, unsigned int); break; } int_itoa(tmpbuf, 16, value, zero_pad, precision, size_mod, big, alternate_form, 0, sign); str = tmpbuf; size_mod -= int_strlen(str); if (!leftalign) while(size_mod-- > 0) putc_f(putc_data, ' '); do { putc_f(putc_data, *str); } while(*str++); if (leftalign) while(size_mod-- > 0) putc_f(putc_data, ' '); break; case 'u': switch (length_mod) { case 8: value = va_arg(args, uint64_t); break; case 9: value = va_arg(args, uintmax_t); break; case 10: value = va_arg(args, uintptr_t); break; case 11: value = va_arg(args, size_t); break; default: value = va_arg(args, unsigned int); break; } int_itoa(tmpbuf, 10, value, zero_pad, precision, size_mod, 0, alternate_form, 0, sign); str = tmpbuf; size_mod -= int_strlen(str); if (!leftalign) while(size_mod-- > 0) putc_f(putc_data, ' '); do { putc_f(putc_data, *str); } while(*str++); if (leftalign) while(size_mod-- > 0) putc_f(putc_data, ' '); break; case 'd': case 'i': switch (length_mod) { case 8: ivalue = va_arg(args, int64_t); break; case 9: ivalue = va_arg(args, intmax_t); break; case 10: ivalue = va_arg(args, intptr_t); break; case 11: ivalue = va_arg(args, size_t); break; default: ivalue = va_arg(args, int); break; } if (ivalue < 0) int_itoa(tmpbuf, 10, -ivalue, zero_pad, precision, size_mod, 0, alternate_form, 1, sign); else int_itoa(tmpbuf, 10, ivalue, zero_pad, precision, size_mod, 0, alternate_form, 0, sign); str = tmpbuf; size_mod -= int_strlen(str); if (!leftalign) while(size_mod-- > 0) putc_f(putc_data, ' '); do { putc_f(putc_data, *str); } while(*str++); if (leftalign) while(size_mod-- > 0) putc_f(putc_data, ' '); break; case 'o': switch (length_mod) { case 8: value = va_arg(args, uint64_t); break; case 9: value = va_arg(args, uintmax_t); break; case 10: value = va_arg(args, uintptr_t); break; case 11: value = va_arg(args, size_t); break; default: value = va_arg(args, uint32_t); break; } int_itoa(tmpbuf, 8, value, zero_pad, precision, size_mod, 0, alternate_form, 0, sign); str = tmpbuf; size_mod -= int_strlen(str); if (!leftalign) while(size_mod-- > 0) putc_f(putc_data, ' '); do { putc_f(putc_data, *str); } while(*str++); if (leftalign) while(size_mod-- > 0) putc_f(putc_data, ' '); break; case 'c': putc_f(putc_data, va_arg(args, int)); break; case 's': { str = va_arg(args, char *); do { if (*str == 0) break; else putc_f(putc_data, *str); } while(*str++ && --precision); } break; default: putc_f(putc_data, c); break; } } } } #define ARM_PERIIOBASE ((uint32_t)io_base) void waitSerOUT(void *io_base) { while(1) { if ((rd32le(PL011_0_BASE + PL011_FR) & PL011_FR_TXFF) == 0) break; } } void putByte(void *io_base, char chr) { waitSerOUT(io_base); if (chr == '\n') { wr32le(PL011_0_BASE + PL011_DR, '\r'); waitSerOUT(io_base); } wr32le(PL011_0_BASE + PL011_DR, (uint8_t)chr); } void kprintf_pc(putc_func putc_f, void *putc_data, const char * restrict format, ...) { va_list v; va_start(v, format); vkprintf_pc(putc_f, putc_data, format, v); va_end(v); } __stdargs int kprintf(const char * restrict format, ...) { va_list v; va_start(v, format); vkprintf_pc(putByte, (void*)0xf2000000, format, v); va_end(v); } char * strcpy(char *s1, const char *s2) { char *s = s1; while ((*s++ = *s2++) != 0) ; return (s1); } int strcmp(const char *s1, const char *s2) { for ( ; *s1 == *s2; s1++, s2++) if (*s1 == '\0') return 0; return ((*(unsigned char *)s1 < *(unsigned char *)s2) ? -1 : +1); } void vkprintf(const char * restrict format, va_list args) { vkprintf_pc(putByte, (void*)0xf2000000, format, args); } /*********** SUPPORT *************/ #define HZ 1000000 #include "dhry.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]; extern char *malloc (); Enumeration Func_1 (); /* 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: */ #define Too_Small_Time (2*HZ) uint32_t Begin_Time, End_Time, User_Time; float Microseconds, Dhrystones_Per_Second; /* end of variables for time measurement */ Rec_Type __t1, __t2; _main (int n) /*****/ /* 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; Str_30 Str_1_Loc; Str_30 Str_2_Loc; REG int Run_Index; REG unsigned Number_Of_Runs; /* Initializations */ Next_Ptr_Glob = (Rec_Pointer) &__t1; Ptr_Glob = (Rec_Pointer) &__t2; 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. */ kprintf ("\n"); kprintf ("Dhrystone Benchmark, Version 2.1 (Language: C)\n"); kprintf ("\n"); if (Reg) { kprintf ("Program compiled with 'register' attribute\n"); kprintf ("\n"); } else { kprintf ("Program compiled without 'register' attribute\n"); kprintf ("\n"); } /* kprintf ("Please give the number of runs through the benchmark: "); { int n; scanf ("%d", &n);*/ Number_Of_Runs = n; // } kprintf ("\n"); kprintf ("Execution starts, %d runs through Dhrystone\n", Number_Of_Runs); /***************/ /* Start timer */ /***************/ Begin_Time = LE32(*(volatile uint32_t*)0xf2003004); // | (uint64_t)(*(volatile uint32_t *)0xf2003008) << 32; 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 */ /**************/ End_Time = LE32(*(volatile uint32_t*)0xf2003004); // | (uint64_t)(*(volatile uint32_t *)0xf2003008) << 32; kprintf ("Execution ends\n"); kprintf ("\n"); kprintf ("Final values of the variables used in the benchmark:\n"); kprintf ("\n"); kprintf ("Int_Glob: %d\n", Int_Glob); kprintf (" should be: %d\n", 5); kprintf ("Bool_Glob: %d\n", Bool_Glob); kprintf (" should be: %d\n", 1); kprintf ("Ch_1_Glob: %c\n", Ch_1_Glob); kprintf (" should be: %c\n", 'A'); kprintf ("Ch_2_Glob: %c\n", Ch_2_Glob); kprintf (" should be: %c\n", 'B'); kprintf ("Arr_1_Glob[8]: %d\n", Arr_1_Glob[8]); kprintf (" should be: %d\n", 7); kprintf ("Arr_2_Glob[8][7]: %d\n", Arr_2_Glob[8][7]); kprintf (" should be: Number_Of_Runs + 10\n"); kprintf ("Ptr_Glob->\n"); kprintf (" Ptr_Comp: %d\n", (int) Ptr_Glob->Ptr_Comp); kprintf (" should be: (implementation-dependent)\n"); kprintf (" Discr: %d\n", Ptr_Glob->Discr); kprintf (" should be: %d\n", 0); kprintf (" Enum_Comp: %d\n", Ptr_Glob->variant.var_1.Enum_Comp); kprintf (" should be: %d\n", 2); kprintf (" Int_Comp: %d\n", Ptr_Glob->variant.var_1.Int_Comp); kprintf (" should be: %d\n", 17); kprintf (" Str_Comp: %s\n", Ptr_Glob->variant.var_1.Str_Comp); kprintf (" should be: DHRYSTONE PROGRAM, SOME STRING\n"); kprintf ("Next_Ptr_Glob->\n"); kprintf (" Ptr_Comp: %d\n", (int) Next_Ptr_Glob->Ptr_Comp); kprintf (" should be: (implementation-dependent), same as above\n"); kprintf (" Discr: %d\n", Next_Ptr_Glob->Discr); kprintf (" should be: %d\n", 0); kprintf (" Enum_Comp: %d\n", Next_Ptr_Glob->variant.var_1.Enum_Comp); kprintf (" should be: %d\n", 1); kprintf (" Int_Comp: %d\n", Next_Ptr_Glob->variant.var_1.Int_Comp); kprintf (" should be: %d\n", 18); kprintf (" Str_Comp: %s\n", Next_Ptr_Glob->variant.var_1.Str_Comp); kprintf (" should be: DHRYSTONE PROGRAM, SOME STRING\n"); kprintf ("Int_1_Loc: %d\n", Int_1_Loc); kprintf (" should be: %d\n", 5); kprintf ("Int_2_Loc: %d\n", Int_2_Loc); kprintf (" should be: %d\n", 13); kprintf ("Int_3_Loc: %d\n", Int_3_Loc); kprintf (" should be: %d\n", 7); kprintf ("Enum_Loc: %d\n", Enum_Loc); kprintf (" should be: %d\n", 1); kprintf ("Str_1_Loc: %s\n", Str_1_Loc); kprintf (" should be: DHRYSTONE PROGRAM, 1'ST STRING\n"); kprintf ("Str_2_Loc: %s\n", Str_2_Loc); kprintf (" should be: DHRYSTONE PROGRAM, 2'ND STRING\n"); kprintf ("\n"); User_Time = End_Time - Begin_Time; kprintf("Begin time: %d\n", Begin_Time); kprintf("End time: %d\n", End_Time); kprintf("User time: %d\n", User_Time); if (User_Time < Too_Small_Time) { kprintf ("Measured time too small to obtain meaningful results\n"); kprintf ("Please increase number of runs\n"); kprintf ("\n"); } else { uint32_t Microseconds = (User_Time * 100) / Number_Of_Runs; uint32_t Dhrystones_Per_Second = (uint64_t)(Number_Of_Runs) / (uint32_t)User_Time; /* #ifdef TIME Microseconds = (float) User_Time * Mic_secs_Per_Second / (float) Number_Of_Runs; Dhrystones_Per_Second = (float) Number_Of_Runs / (float) 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; #endif */ kprintf ("Microseconds for one run through Dhrystone: "); kprintf ("%d.%02d \n", Microseconds / 100, Microseconds % 100); kprintf ("Dhrystones per Second: "); kprintf ("%d.%02d \n", (uint32_t)(Dhrystones_Per_Second / 100), (uint32_t)(Dhrystones_Per_Second % 100)); /* kprintf ("Dhrystones per Second: "); kprintf ("%6.1f \n", Dhrystones_Per_Second); kprintf ("\n");*/ } } 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 */ 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 */ 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 */ 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 */ 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