/* * Copyright (c) 2002 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * The contents of this file constitute Original Code as defined in and * are subject to the Apple Public Source License Version 1.1 (the * "License"). You may not use this file except in compliance with the * License. Please obtain a copy of the License at * http://www.apple.com/publicsource and read it before using this file. * * This Original Code and all software distributed under the License are * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License. * * @APPLE_LICENSE_HEADER_END@ */ #include "math.h" #include "fenv.h" #include "stdio.h" #include "stdlib.h" #include "strings.h" #include "time.h" #define AVAILABLE_MAC_OS_X_VERSION_10_0_AND_LATER #if defined (__ppc__) #define TARGET_CPU_PPC 1 #elif defined (__i386__) #define TARGET_CPU_X86 1 #else #error Unknown architecture #endif #include "bcd.h" #include "fp_private.h" #include #include #include #include #include #include #include #include #define num2decl num2dec #define dec2numl dec2l #define nextafterd nextafter #define scalb scalbn #define rinttol lrint #define roundtol lround double_t annuity(double_t a, double_t b); double_t compound(double_t a, double_t b); #if defined(__BIG_ENDIAN__) typedef union { long double ldbl; struct { double msd; double lsd; } headtail; } doubledouble; #elif defined(__LITTLE_ENDIAN__) typedef union { long double ldbl; struct { double lsd; double msd; } headtail; } doubledouble; #else #error Unknown endianness #endif typedef struct { hexdouble r; hexdouble n; hexdouble result; unsigned long flags; char op[4]; } testVec; enum { kMaxVectorCount = 2048 }; testVec v[kMaxVectorCount]; #define NOTEST 1 #define NOOP 4 #define NOFLAGTESTS 0 typedef unsigned char Str90 [91]; static int numtests = 0; static int errorcount = 0; static int flagerrors = 0; static int numerrors = 0; static int enverrors = 0; static int rnderrors = 0; static int numtestsTotal = 0; static int rnds = 0; static char modes [8]; static Str90 s1, s2, s3, LinBuff; static char pctype = 'd'; FILE *OutFile; /* the following macro provides an AND mask with which the rounding precision mode bits in the FPSCR may be cleared */ #define FE_CLR_PREC 0xffffff3f #define FE_EXTENDED 0x00000000 #define FE_DOUBLE 0x00000080 double Str90todbl (Str90 StrArg1, const char *op); // returns a double from a Str90 double Str90toflt (Str90 StrArg1, const char *op); // returns a float from a Str90 double Str90toint (Str90 StrArg1, const char *op); // returns a short from a Str90 double Str90tolng (Str90 StrArg1, const char *op); // returns a long from a Str90 static int samebits (const double x1, const double x2); static void printdbl (const double x1); static int FpEqual (doubledouble a, doubledouble c); static int B2D2B (double a, double b, double *c, char pc); static double bin2dec2bin (double r, double n, const char *op); static double testfcns (const char *op, double r, double n); static void testfcn (const char *op, double r, double n, const char *flags, double rslt, const char *LinBuf); static int samebits (const double x1, const double x2) { union { double d; unsigned long i[2]; } onion1, onion2; onion1.d = x1; onion2.d = x2; return ((onion1.i[0] == onion2.i[0]) && (onion1.i[1] == onion2.i[1])); } #ifdef noprint #else /* noprint */ static void printdbl (const double x1) { union { double d; unsigned long i[2]; } onion1; onion1.d = x1; fprintf ( OutFile,"%8.8x %8.8x ", (int) onion1.i[0], (int) onion1.i[1]); } static void printdblsgl (const double x1) { union { float f; unsigned long i[1]; } onion11; onion11.f = (float)x1; fprintf ( OutFile,"%8.8x ", (int) onion11.i[0]); } #endif /* noprint */ #pragma segment testfcns static int FpEqual (doubledouble a, doubledouble c) { return (samebits (a.headtail.msd, c.headtail.msd) && samebits (a.headtail.lsd, c.headtail.lsd)); } static int B2D2B (double a, double b, double *c, char pc) { short int i, i1; decform df; decimal dc, dc2; int k, match = 1; char stest [DECSTROUTLEN]; short ix, vp; int j, j1, n, m, rnddirhold; doubledouble ahold, aa, cc; float fval; short int intval; long int lngval; switch (pc) { case 's': fval = (float) a; for (i = 9; i <= SIGDIGLEN; i++) { df.digits = i; df.style = FLOATDECIMAL; num2dec (&df, fval, &dc); dec2str(&df, &dc, stest); // do the whole round trip ix = 0; // Note: this is a C String! str2dec(stest, &ix, &dc2, &vp); /// if (strcmp ((char*) dc.sig.text, (char*) dc2.sig.text) != 0) { /// fprintf ( OutFile,"\r %s %d\r", dc.sig.text, dc.exp); /// fprintf ( OutFile," %s\r", stest); /// fprintf ( OutFile," %s %d\r", dc2.sig.text, dc2.exp); /// } switch (fegetround()) { case FE_TONEAREST: break; case FE_UPWARD: k = fesetround (FE_DOWNWARD); break; case FE_DOWNWARD: k = fesetround (FE_UPWARD); break; case FE_TOWARDZERO: k = (a < 0) ? fesetround (FE_DOWNWARD) : fesetround (FE_UPWARD); } *c = dec2f(&dc2); if ((a != *c) && ((a == a) || (*c == *c))) { match = 0; fprintf ( OutFile,"a = %e c = %e\n", a, *c); if (dc.sgn == 1) fprintf ( OutFile,"\n -"); else fprintf ( OutFile,"\n "); fprintf ( OutFile,"%s %d\n", dc.sig.text, dc.exp); fprintf ( OutFile," %s\n", stest); if (dc2.sgn == 1) fprintf ( OutFile," -"); else fprintf ( OutFile," "); fprintf ( OutFile,"%s %d\n", dc2.sig.text, dc2.exp); *c = cc.headtail.msd; return match; // abort (); break; } } break; case 'i': case 'l': case 'd': for (i = 17; i <= SIGDIGLEN; i++) { df.digits = i; df.style = FLOATDECIMAL; switch (pc) { case 'i': intval = (short int) a; num2dec (&df, intval, &dc); break; case 'l': lngval = (long int) a; num2dec (&df, lngval, &dc); break; default: num2dec (&df, a, &dc); } dec2str(&df, &dc, stest); // do the whole round trip ix = 0; // Note: this is a C String! str2dec(stest, &ix, &dc2, &vp); switch (fegetround()) { case FE_TONEAREST: break; case FE_UPWARD: k = fesetround (FE_DOWNWARD); break; case FE_DOWNWARD: k = fesetround (FE_UPWARD); break; case FE_TOWARDZERO: k = (a < 0) ? fesetround (FE_DOWNWARD) : fesetround (FE_UPWARD); } switch (pc) { case 'i': //IBM Compiler Bug 0 -> -0.0 for directed rounding *c = ((intval = dec2s(&dc2)) == 0) ? 0.0 : intval; break; case 'l': *c = ((lngval = dec2l(&dc2)) == 0) ? 0.0 : lngval; break; default: *c = dec2num(&dc2); } numtests++; if ((a != *c) && ((a == a) || (*c == *c))) { match = 0; if (dc.sgn == 1) fprintf ( OutFile,"\n -"); else fprintf ( OutFile,"\n "); fprintf ( OutFile,"%s %d\n", dc.sig.text, dc.exp); fprintf ( OutFile," %s\n", stest); if (dc2.sgn == 1) fprintf ( OutFile," -"); else fprintf ( OutFile," "); fprintf ( OutFile,"%s %d\n", dc2.sig.text, dc2.exp); break; } } break; // case 'e': c->x = a->x; // break; case 'p': aa.headtail.msd = a; aa.headtail.lsd = a; rnddirhold = fegetround (); (void)fesetround (FE_TOWARDZERO); for (j = 1; j <= 54; j++) aa.headtail.lsd /= 2; (void)fesetround (rnddirhold); ahold.headtail.msd = aa.headtail.msd; ahold.headtail.lsd = aa.headtail.lsd; for (n = 11; n >= 0; n--) { if (n > 10) aa.headtail.lsd = 0.0; else { aa.headtail.lsd = ahold.headtail.lsd; rnddirhold = fegetround (); (void)fesetround (FE_TOWARDZERO); for (m = 1; m <= n; m++) aa.headtail.lsd /= 2.0; // avoid redundant representation problem if (n == 0) aa.headtail.lsd *= 1.0625; (void)fesetround (rnddirhold); } j1 = ((n == 0) || (n > 10)) ? 1 : 0; for (j = j1; j <= 1; j++) { if (j == 0) aa.headtail.lsd = -aa.headtail.lsd; if (aa.headtail.lsd == 0.0) aa.headtail.lsd = 0.0; // eliminates -0.0 if ((2*aa.headtail.lsd) == aa.headtail.lsd) aa.headtail.lsd = 0.0; // Inf check if (aa.headtail.lsd != aa.headtail.lsd) aa.headtail.lsd = 0.0; // Nan check cc.headtail.msd = aa.headtail.msd; cc.headtail.lsd = aa.headtail.lsd; if (n <= 3) i1 = 34; else if (n <= 6) i1 = 35; else if (n <= 10) i1 = 36; else i1 = 37; for (i = i1; i <= 36; i++) { df.digits = i; df.style = FLOATDECIMAL; num2decl (&df, aa.ldbl, &dc); dec2str(&df, &dc, stest); // do the whole round trip ix = 0; // Note: this is a C String! str2dec(stest, &ix, &dc2, &vp); switch (fegetround()) { case FE_TONEAREST: break; case FE_UPWARD: k = fesetround (FE_DOWNWARD); break; case FE_DOWNWARD: k = fesetround (FE_UPWARD); break; case FE_TOWARDZERO: k = (aa.headtail.msd < 0) ? fesetround (FE_DOWNWARD) : fesetround (FE_UPWARD); } cc.ldbl = dec2numl(&dc2); if (cc.headtail.lsd == 0.0) cc.headtail.lsd = 0.0; // eliminates -0.0 numtests++; if (FpEqual (aa, cc) == 0) { match = 0; #ifdef DEBUG fprintf ( OutFile,"FpEqual (aa, cc) = %d\n", FpEqual (aa, cc)); u.p = aa; fprintf ( OutFile,"%8x %8x %8x %8x aa\n", (int) u.i[0], (int) u.i[1], (int) u.i[2], (int) u.i[3]); u.p = cc; fprintf ( OutFile,"%8x %8x %8x %8x cc\n", (int) u.i[0], (int) u.i[1], (int) u.i[2], (int) u.i[3]); if (dc.sgn == 1) fprintf ( OutFile,"\n -"); else fprintf ( OutFile,"\n "); fprintf ( OutFile,"%s %d\n", dc.sig.text, dc.exp); fprintf ( OutFile," %s\n", stest); if (dc2.sgn == 1) fprintf ( OutFile," -"); else fprintf ( OutFile," "); fprintf ( OutFile,"%s %d\n", dc2.sig.text, dc2.exp); fprintf ( OutFile,"n = %d, j = %d, i = %d******\n\n", n, j, i); #endif *c = cc.headtail.msd; return match; break; } } } } aa.headtail.lsd = ahold.headtail.lsd; cc.headtail.lsd = aa.headtail.lsd; *c = cc.headtail.msd; break; } return match; } static double bin2dec2bin (double r, double n, const char *op) { double a, c; pctype = 's'; if (strchr (modes, pctype) != NULL) { a = Str90toflt (s1, op); if (!B2D2B (a, n, &c, pctype)) { fprintf ( OutFile,"precision '%c'\n", pctype); return c; } } pctype = 'p'; if (strchr (modes, pctype) != NULL) if (!B2D2B (r, n, &c, pctype)) { fprintf ( OutFile,"precision '%c'\n", pctype); return c; } pctype = 'd'; if (strchr (modes, pctype) != NULL) if (!B2D2B (r, n, &c, pctype)) { fprintf ( OutFile,"precision '%c'\n", pctype); return c; } pctype = 'i'; if (strchr (modes, pctype) != NULL) { a = Str90toint (s1, op); if (!B2D2B (a, n, &c, pctype)) { fprintf ( OutFile,"precision '%c'\n", pctype); return c; } } pctype = 'l'; if (strchr (modes, pctype) != NULL) { a = Str90tolng (s1, op); if (!B2D2B (a, n, &c, pctype)) { fprintf ( OutFile,"precision '%c'\n", pctype); return c; } } pctype = 'd'; return r; } static double testfcns (const char *op, double r, double n) { int k; double n2; if (op [1] == '1') return sin (r); else if (op [1] == '2') return cos (r); else if (op [1] == '3') return tan (r); else if (op [1] == '4') return atan (r); else if (op [1] == '5') return atan2 (r, n); else if (op [1] == '6') return asin (r); else if (op [1] == '7') return acos (r); else if (op [1] == '8') return log10 (r); else if (op [1] == 'A') return fabs (r); else if (op [1] == 'B') { n2 = n; return modf (r, &n2); } else if (op [1] == 'C') { if (r < n) return -1; else if (r == n) return 0; else if (r > n) return 1; else return 2; } else if (op [1] == 'D') return fdim (r, n); else if (op [1] == 'E') { k = (int) n; return frexp (r, &k); } else if (op [1] == 'F') return (n2 = ((k = __isfinited (r)) == 0) ? 0.0 : k); else if (op [1] == 'G') return erf (r); else if (op [1] == 'H') return hypot (r, n); else if (op [1] == 'I') return rint (r); else if (op [1] == 'J') return trunc (r); else if (op [1] == 'K') return round (r); else if (op [1] == 'L') return logb (r); else if (op [1] == 'M') return fmod (r, n); else if (op [1] == 'N') return nextafterd (r, n); else if (op [1] == 'O') return log2 (r); else if (op [1] == 'P') return log (r); else if (op [1] == 'Q') return log1p (r); else if (op [1] == 'R') return exp2 (r); else if (op [1] == 'S') return scalb (r, n); else if (op [1] == 'T') return exp (r); else if (op [1] == 'U') return expm1 (r); else if (op [1] == 'V') return sqrt (r); else if (op [1] == 'W') return erfc (r); else if (op [1] == 'X') return pow (r, n); else if (op [1] == 'Y') return compound (r, n); else if (op [1] == 'Z') return annuity (r, n); else if (op [1] == 'a') return ceil (r); else if (op [1] == 'b') { n2 = n; modf (r, &n2); return n2; } else if (op [1] == 'c') { n2 = __fpclassifyd (r); if (n2 == FP_SNAN) return 0; else if (n2 == FP_QNAN) return 0; else if (n2 == FP_INFINITE) return 1; else if (n2 == FP_ZERO) return 4; else if (n2 == FP_NORMAL) return 2; else if (n2 == FP_SUBNORMAL) return 3; else return 99; } else if (op [1] == 'd') return bin2dec2bin (r, n, op); else if (op [1] == 'e') { k = (int) n; frexp (r, &k); return (n2 = (k == 0) ? 0.0 : k); } else if (op [1] == 'f') return floor (r); else if (op [1] == 'g') return tgamma (r); else if (op [1] == 'h') return lgamma (r); else if (op [1] == 'i') return nearbyint (r); else if (op [1] == 'k') return (n2 = ((k = roundtol (r)) == 0) ? 0.0 : k); else if (op [1] == 'm') return (n2 = ((k = __signbitd (r)) == 0) ? 0.0 : k); else if (op [1] == 'n') return (n2 = ((k = __isnand (r)) == 0) ? 0.0 : k); else if (op [1] == 'o') return (n2 = ((k = __isnormald (r)) == 0) ? 0.0 : k); else if (op [1] == 'q') { remquo (r, n, &k); return (n2 = (k == 0) ? 0.0 : k); } else if (op [1] == 'r') return remquo (r, n, &k); else if (op [1] == '%') return remainder (r, n); else if (op [1] == 's') return ldexp (r, n); else if (op [1] == 'u') return acosh (r); else if (op [1] == 'v') return asinh (r); else if (op [1] == 'w') return atanh (r); else if (op [1] == 'x') return cosh (r); else if (op [1] == 'y') return sinh (r); else if (op [1] == 'z') return tanh (r); else if (op [1] == '+') return r + n; else if (op [1] == '-') return r - n; else if (op [1] == '*') return r*n; else if (op [1] == '/') return r/n; else if (op [1] == '~') return -r; else if (op [1] == '@') return copysign (r, n); else if (op [1] == '<') return fmin (r, n); else if (op [1] == '>') return fmax (r, n); else if (op [1] == '&') return (n2 = ((k = rinttol (r)) == 0) ? 0.0 : k); else { #ifdef noprint #else /* noprint */ fprintf ( OutFile,"ERROR unknown case, abort numtestsTotal = %d '%c'\n", numtestsTotal, (int) &op [1]); fprintf ( OutFile,"'%s'\n", LinBuff); #endif /* noprint */ exit (NOOP); } return 0; } extern short int HiTol, LoTol, RSign; // These are located in buildnum.c int Tolerance = 1; // indicates Tolerances acceptable static void testfcn (const char *op, double r, double n, const char *flags, double rslt, const char *LinBuf) { int HT, LT; double x, x2 = 0.0, y, rhold, nhold; int icmp, ncmp, acmp, ecmp = 0, rcmp = 0, ulps = 0; char flags2 [8], flags3 [8]; char *cp = flags2; int i = 0, excepts; rhold = r; nhold = n; if (isnan(rslt)) rslt = NAN; // Use generic NaN numtests++; flags2 [0] = '\0'; // Null out string feclearexcept (FE_ALL_EXCEPT); if (rnds != 0) { if ((rnds & 1) != 0) (void)fesetround (FE_DOWNWARD); else if ((rnds & 2) != 0) (void)fesetround (FE_TONEAREST); else if ((rnds & 4) != 0) (void)fesetround (FE_UPWARD); else if ((rnds & 8) != 0) (void)fesetround (FE_TOWARDZERO); } x = testfcns (op, r, n); if (isnan(x)) x = NAN; // Use generic NaN #if defined (__i386__) if (isnan(x) && strstr(flags, "i")) feclearexcept(FE_INEXACT); if (!isnan(x) && x != 0.0 && fabs(x) < DBL_MIN && strstr(flags, "u")) feraiseexcept(FE_UNDERFLOW); if (!isnan(x) && x != 0.0 && fabs(x) < DBL_MIN && strstr(flags, "x")) feraiseexcept(FE_INEXACT); if (!isnan(x) && fabs(x) > DBL_MAX && strstr(flags, "o")) feraiseexcept(FE_OVERFLOW); if (!isnan(x) && fabs(x) > DBL_MAX && strstr(flags, "x")) feraiseexcept(FE_INEXACT); #endif if (rnds != 0) fesetround (FE_TONEAREST); excepts = fetestexcept(FE_ALL_EXCEPT); if (excepts & (FE_INVALID)) cp = strcat (flags2, "i"); if (excepts & (FE_OVERFLOW)) cp = strcat (flags2, "o"); if (excepts & (FE_UNDERFLOW)) cp = strcat (flags2, "u"); if (excepts & (FE_INEXACT)) cp = strcat (flags2, "x"); if (excepts & (FE_DIVBYZERO)) cp = strcat (flags2, "z"); if (strlen (flags2) == 0) cp = strcat (flags2, "OK"); acmp = !samebits(r, rhold) || !samebits(n, nhold); y = x; if ((pctype == 'i') || (pctype == 'l') || (pctype == 's')) { // code for bin2dec2bin if (pctype == 'i') rslt = Str90toint (s1, op); else if (pctype == 'l') rslt = Str90tolng (s1, op); else if (pctype == 's') rslt = Str90toflt (s1, op); // pctype = 'd'; } while ((y == y) && (rslt == rslt) && (!samebits(y, rslt)) && (abs(ulps) < 99)) { if (y > rslt) ulps++; else ulps--; y = nextafterd (y, rslt); } if (!strcmp (flags, "xo")) flags = "ox"; if (!strcmp (flags, "xu")) flags = "ux"; if ((icmp = (NOFLAGTESTS) ? 0: strcmp (flags, flags2))) flagerrors++; if (Tolerance) { HT = (RSign != 0) ? LoTol : HiTol; LT = (RSign != 0) ? -HiTol : -LoTol; } else { HT = 0; LT = 0; } ncmp = (ulps < LT) || (ulps > HT); if ((/*ncmp =*/ (!samebits(x, rslt) && ((ulps == 0) || ncmp)))) numerrors++; if (!(ncmp || icmp || NOFLAGTESTS || (rnds == 0))) { for (i = 0; i < 4; i++) { if (/* XXX (rnds == 0) || XXX */ (((rnds & 1) != 0) && (i == 0)) || (((rnds & 2) != 0) && (i == 1)) || (((rnds & 4) != 0) && (i == 2)) || (((rnds & 8) != 0) && (i == 3))) { if (i == 0) (void)fesetround (FE_DOWNWARD); else if (i == 1) (void)fesetround (FE_TONEAREST); else if (i == 2) (void)fesetround (FE_UPWARD); else if (i == 3) (void)fesetround (FE_TOWARDZERO); flags3 [0] = '\0'; // Null out string feraiseexcept (FE_INVALID); feraiseexcept (FE_OVERFLOW); feraiseexcept (FE_INEXACT); feraiseexcept (FE_DIVBYZERO); feraiseexcept (FE_UNDERFLOW); x2 = testfcns (op, r, n); if (isnan(x2)) x2 = NAN; // Use generic NaN if (fetestexcept(FE_INVALID)) cp = strcat (flags3, "i"); if (fetestexcept(FE_OVERFLOW)) cp = strcat (flags3, "o"); if (fetestexcept(FE_UNDERFLOW)) cp = strcat (flags3, "u"); if (fetestexcept(FE_INEXACT)) cp = strcat (flags3, "x"); if (fetestexcept(FE_DIVBYZERO)) cp = strcat (flags3, "z"); rcmp = !samebits(x, x2); if ((ecmp = strcmp ("iouxz", flags3))) { enverrors++; if (!rcmp) break; } if (rcmp) { rnderrors++; break; } } } (void)fesetround (FE_TONEAREST); } #ifndef notdef // ncmp |= (op[0] == '=') && !samebits(x, rslt); //silver == gold but x != silver (rslt is silver in OTVecServer) if (ncmp || icmp || acmp || ecmp || rcmp) { errorcount++; #ifdef noprint #else /* noprint */ fprintf ( OutFile,"%s", LinBuf); if (op [1] == '1') fprintf ( OutFile,"sin "); else if (op [1] == '2') fprintf ( OutFile,"cos "); else if (op [1] == '3') fprintf ( OutFile,"tan "); else if (op [1] == '4') fprintf ( OutFile,"atan "); else if (op [1] == '5') fprintf ( OutFile,"atan2 "); else if (op [1] == '6') fprintf ( OutFile,"asin "); else if (op [1] == '7') fprintf ( OutFile,"acos "); else if (op [1] == '8') fprintf ( OutFile,"log10 "); else if (op [1] == 'A') fprintf ( OutFile,"fabs "); else if (op [1] == 'B') fprintf ( OutFile,"modf "); else if (op [1] == 'C') fprintf ( OutFile,"compare "); else if (op [1] == 'D') fprintf ( OutFile,"fdim "); else if (op [1] == 'e') fprintf ( OutFile,"frexp "); else if (op [1] == 'E') fprintf ( OutFile,"frexp "); else if (op [1] == 'F') fprintf ( OutFile,"isfinite "); else if (op [1] == 'G') fprintf ( OutFile,"erf "); else if (op [1] == 'H') fprintf ( OutFile,"hypot "); else if (op [1] == 'I') fprintf ( OutFile,"rint "); else if (op [1] == 'J') fprintf ( OutFile,"trunc "); else if (op [1] == 'K') fprintf ( OutFile,"round "); else if (op [1] == 'L') fprintf ( OutFile,"logb "); else if (op [1] == 'M') fprintf ( OutFile,"fmod "); else if (op [1] == 'N') fprintf ( OutFile,"nextafterd "); else if (op [1] == 'O') fprintf ( OutFile,"log2 "); else if (op [1] == 'P') fprintf ( OutFile,"log "); else if (op [1] == 'Q') fprintf ( OutFile,"log1p "); else if (op [1] == 'R') fprintf ( OutFile,"exp2 "); else if (op [1] == 'S') fprintf ( OutFile,"scalb "); else if (op [1] == 'T') fprintf ( OutFile,"exp "); else if (op [1] == 'U') fprintf ( OutFile,"expm1 "); else if (op [1] == 'V') fprintf ( OutFile,"sqrt "); else if (op [1] == 'W') fprintf ( OutFile,"erfc "); else if (op [1] == 'X') fprintf ( OutFile,"pow "); else if (op [1] == 'Y') fprintf ( OutFile,"compound "); else if (op [1] == 'Z') fprintf ( OutFile,"annuity "); else if (op [1] == 'a') fprintf ( OutFile,"ceil "); else if (op [1] == 'b') fprintf ( OutFile,"modf "); else if (op [1] == 'c') fprintf ( OutFile,"fpclassify "); else if (op [1] == 'd') fprintf ( OutFile,"bin2dec2bin "); else if (op [1] == 'f') fprintf ( OutFile,"floor "); else if (op [1] == 'g') fprintf ( OutFile,"tgamma "); else if (op [1] == 'h') fprintf ( OutFile,"lgamma "); else if (op [1] == 'i') fprintf ( OutFile,"nearbyint "); else if (op [1] == 'k') fprintf ( OutFile,"roundtol "); else if (op [1] == 'm') fprintf ( OutFile,"signbit "); else if (op [1] == 'n') fprintf ( OutFile,"isnan "); else if (op [1] == 'o') fprintf ( OutFile,"isnormal "); else if (op [1] == 'q') fprintf ( OutFile,"remquo "); else if (op [1] == 'r') fprintf ( OutFile,"remquo "); else if (op [1] == '%') fprintf ( OutFile,"remainder "); else if (op [1] == 's') fprintf ( OutFile,"ldexp "); else if (op [1] == 't') fprintf ( OutFile,"transfer "); else if (op [1] == 'u') fprintf ( OutFile,"acosh "); else if (op [1] == 'v') fprintf ( OutFile,"asinh "); else if (op [1] == 'w') fprintf ( OutFile,"atanh "); else if (op [1] == 'x') fprintf ( OutFile,"cosh "); else if (op [1] == 'y') fprintf ( OutFile,"sinh "); else if (op [1] == 'z') fprintf ( OutFile,"tanh "); else if (op [1] == '+') fprintf ( OutFile,"Add "); else if (op [1] == '-') fprintf ( OutFile,"Sub "); else if (op [1] == '*') fprintf ( OutFile,"Mult "); else if (op [1] == '/') fprintf ( OutFile,"Div "); else if (op [1] == '~') fprintf ( OutFile,"neg "); else if (op [1] == '@') fprintf ( OutFile,"copysign "); else if (op [1] == '>') fprintf ( OutFile,"fmax "); else if (op [1] == '<') fprintf ( OutFile,"fmin "); else if (op [1] == '&') fprintf ( OutFile,"rinttol "); else fprintf ( OutFile,"??? "); fprintf ( OutFile," r = "); printdbl (r); if ((r == 0.0) && __signbitd(r)) // to force -0.0 fprintf(OutFile, "-"); fprintf ( OutFile,"%7.2e", r); fprintf ( OutFile," n = "); printdbl (n); // fprintf ( OutFile,"%7.2e %4d %2d %2d %2d %2d %2d\n", // n, numtests, errorcount, numerrors, flagerrors, enverrors, rnderrors); if ((n == 0.0) && __signbitd(n)) // to force -0.0 fprintf(OutFile, "-"); fprintf ( OutFile,"%7.2e\n", n); fprintf ( OutFile,"expected "); printdbl (rslt); if ((rslt == 0.0) && __signbitd(rslt)) // to force -0.0 fprintf(OutFile, "-"); fprintf ( OutFile,"%7.2e %s\n", rslt, flags); fprintf ( OutFile,"computed "); printdbl (x); if ((x == 0.0) && __signbitd(x)) // to force -0.0 fprintf(OutFile, "-"); fprintf ( OutFile,"%7.2e %s", x, flags2); if (ncmp) fprintf ( OutFile," NUM ERROR %d,", ulps); if (icmp) fprintf ( OutFile," FLAG ERROR"); if (ecmp) fprintf ( OutFile," ENVRM ERROR"); if (rcmp) fprintf ( OutFile," ROUND ERROR"); if (acmp) { fprintf ( OutFile," Argument corrupted ERROR"); exit (5); } if (ecmp) { fprintf ( OutFile,"\n environment corrupted ERROR\n"); fprintf ( OutFile," expected iouxz\n"); fprintf ( OutFile," computed %s", flags3); } if (rcmp) { fprintf ( OutFile,"\ncomputed "); printdbl (x2); fprintf ( OutFile,"%7.2e%3d rounding problem! ", x2, i); switch (i) { case 0 : fprintf ( OutFile," FE_DOWNWARD\n"); break; case 1 : fprintf ( OutFile," FE_TONEAREST\n"); break; case 2 : fprintf ( OutFile," FE_UPWARD\n"); break; case 3 : fprintf ( OutFile," FE_TOWARDZERO\n"); break; } } fprintf ( OutFile,"\n\n"); #endif /* noprint */ } #else { fprintf ( OutFile,"// %s", LinBuf); fprintf ( OutFile," \""); if (op [1] == '1') fprintf ( OutFile,"sin "); else if (op [1] == '2') fprintf ( OutFile,"cos "); else if (op [1] == '3') fprintf ( OutFile,"tan "); else if (op [1] == '4') fprintf ( OutFile,"atan "); else if (op [1] == '5') fprintf ( OutFile,"atan2 "); else if (op [1] == '6') fprintf ( OutFile,"asin "); else if (op [1] == '7') fprintf ( OutFile,"acos "); else if (op [1] == '8') fprintf ( OutFile,"log10 "); else if (op [1] == 'A') fprintf ( OutFile,"fabs "); else if (op [1] == 'B') fprintf ( OutFile,"modf "); else if (op [1] == 'C') fprintf ( OutFile,"compare "); else if (op [1] == 'D') fprintf ( OutFile,"fdim "); else if (op [1] == 'e') fprintf ( OutFile,"frexp "); else if (op [1] == 'E') fprintf ( OutFile,"frexp "); else if (op [1] == 'F') fprintf ( OutFile,"isfinite "); else if (op [1] == 'G') fprintf ( OutFile,"erf "); else if (op [1] == 'H') fprintf ( OutFile,"hypot "); else if (op [1] == 'I') fprintf ( OutFile,"rint "); else if (op [1] == 'J') fprintf ( OutFile,"trunc "); else if (op [1] == 'K') fprintf ( OutFile,"round "); else if (op [1] == 'L') fprintf ( OutFile,"logb "); else if (op [1] == 'M') fprintf ( OutFile,"fmod "); else if (op [1] == 'N') fprintf ( OutFile,"nextafterd "); else if (op [1] == 'O') fprintf ( OutFile,"log2 "); else if (op [1] == 'P') fprintf ( OutFile,"log "); else if (op [1] == 'Q') fprintf ( OutFile,"log1p "); else if (op [1] == 'R') fprintf ( OutFile,"exp2 "); else if (op [1] == 'S') fprintf ( OutFile,"scalb "); else if (op [1] == 'T') fprintf ( OutFile,"exp "); else if (op [1] == 'U') fprintf ( OutFile,"expm1 "); else if (op [1] == 'V') fprintf ( OutFile,"sqrt "); else if (op [1] == 'W') fprintf ( OutFile,"erfc "); else if (op [1] == 'X') fprintf ( OutFile,"pow "); else if (op [1] == 'Y') fprintf ( OutFile,"compound "); else if (op [1] == 'Z') fprintf ( OutFile,"annuity "); else if (op [1] == 'a') fprintf ( OutFile,"ceil "); else if (op [1] == 'b') fprintf ( OutFile,"modf "); else if (op [1] == 'c') fprintf ( OutFile,"fpclassify "); else if (op [1] == 'd') fprintf ( OutFile,"bin2dec2bin "); else if (op [1] == 'f') fprintf ( OutFile,"floor "); else if (op [1] == 'g') fprintf ( OutFile,"tgamma "); else if (op [1] == 'h') fprintf ( OutFile,"lgamma "); else if (op [1] == 'i') fprintf ( OutFile,"nearbyint "); else if (op [1] == 'k') fprintf ( OutFile,"roundtol "); else if (op [1] == 'm') fprintf ( OutFile,"signbit "); else if (op [1] == 'n') fprintf ( OutFile,"isnan "); else if (op [1] == 'o') fprintf ( OutFile,"isnormal "); else if (op [1] == 'q') fprintf ( OutFile,"remquo "); else if (op [1] == 'r') fprintf ( OutFile,"remquo "); else if (op [1] == '%') fprintf ( OutFile,"remainder "); else if (op [1] == 's') fprintf ( OutFile,"ldexp "); else if (op [1] == 't') fprintf ( OutFile,"transfer "); else if (op [1] == 'u') fprintf ( OutFile,"acosh "); else if (op [1] == 'v') fprintf ( OutFile,"asinh "); else if (op [1] == 'w') fprintf ( OutFile,"atanh "); else if (op [1] == 'x') fprintf ( OutFile,"cosh "); else if (op [1] == 'y') fprintf ( OutFile,"sinh "); else if (op [1] == 'z') fprintf ( OutFile,"tanh "); else if (op [1] == '+') fprintf ( OutFile,"+"); else if (op [1] == '-') fprintf ( OutFile,"-"); else if (op [1] == '*') fprintf ( OutFile,"*"); else if (op [1] == '/') fprintf ( OutFile,"/"); else if (op [1] == '~') fprintf ( OutFile,"neg "); else if (op [1] == '@') fprintf ( OutFile,"copysign "); else if (op [1] == '>') fprintf ( OutFile,"fmax "); else if (op [1] == '<') fprintf ( OutFile,"fmin "); else if (op [1] == '&') fprintf ( OutFile,"rinttol "); else fprintf ( OutFile,"??? "); fprintf ( OutFile,"\", 0x"); printdblsgl (r); fprintf ( OutFile,", 0x"); printdblsgl (n); fprintf ( OutFile,", 0x"); printdblsgl (rslt); fprintf ( OutFile,",\n"); } #endif } int main() { FILE *ListFile; FILE *InFile; int i, len; double r, n, rslt; union { double d; unsigned long i[2]; } a1, a2, a3; char op [8], flags [8]; char TmpBuf[256] = "../noship.subproj/TLIST.TEXT", LinBuf[256]; char *ptrc; int errorcountTotal = 0; int flagerrorsTotal = 0; int numerrorsTotal = 0; int enverrorsTotal = 0; int rnderrorsTotal = 0; time_t tod; OutFile = fopen ( "../noship.subproj/ieeetestresults", "w" ); tod = time( NULL ); fprintf ( OutFile, "%s\n", ctime(&tod) ); // Open TLIST.TEXT file if ((ListFile = fopen ((char *) TmpBuf, "r")) == NULL) { fprintf ( OutFile,"\n%s%s\n", "There is no input file called: ", TmpBuf); exit (NOTEST); } do { ptrc = fgets ((char *) TmpBuf, 256, ListFile); if (ptrc == NULL) break; // Remove trailing '\n' (LF) and replace with zero len = strlen ((char *) TmpBuf); for (i = 0; i < len; i++) { if (TmpBuf [i] == '\n') { TmpBuf [i] = '\0'; break; } } if (TmpBuf[0] != '\0') { fprintf ( OutFile,"\n%s%s\n", "Input file: ", TmpBuf); fflush( OutFile ); } if (TmpBuf[0] == 'U') { int fd; int length; static struct sockaddr_in name; struct hostent *pH; double dnumtests = 0.0; LinBuf[0] = '\0'; LinBuff[0] = '\0'; for(;;) { char *p = (char *)v; int remain = sizeof(v); fd = socket(AF_INET, SOCK_STREAM, 0); if (fd < 0) { perror("socket() failed."); close( fd ); break; } name.sin_family = AF_INET; name.sin_port = htons(12345); pH = gethostbyname( &TmpBuf[1] ); if (pH) bcopy(pH->h_addr_list[0], &name.sin_addr, pH->h_length); else { perror("gethostbyname() failed."); close( fd ); break; } length = connect(fd, (struct sockaddr *)&name, sizeof(name)); if (length < 0) { perror("connect() failed."); close( fd ); break; } write(fd, &v, 128); while (remain > 0) { length = read(fd, p, remain); if (length <= 0) { perror("read failed"); break; } p += length; remain -= length; } if (v[0].op[0] == 'E') { // EOF marker fprintf(stderr,"EOF marker\n"); fflush(stderr); break; } for (i = 0; i < kMaxVectorCount; ++i) { modes[0] = '\0'; (void) strcat (modes, "=d"); // Hardwire "=d" mode rnds = 0; if (strchr (modes, '<') != NULL) rnds += 1; if (strchr (modes, '=') != NULL) rnds += 2; if (strchr (modes, '>') != NULL) rnds += 4; if (strchr (modes, '0') != NULL) rnds += 8; flags[0] = '\0'; if (v[i].flags & (FE_INVALID)) (void) strcat (flags, "i"); if (v[i].flags & (FE_OVERFLOW)) (void) strcat (flags, "o"); if (v[i].flags & (FE_UNDERFLOW)) (void) strcat (flags, "u"); if (v[i].flags & (FE_INEXACT)) (void) strcat (flags, "x"); if (v[i].flags & (FE_DIVBYZERO)) (void) strcat (flags, "z"); if (strlen(flags) == 0) (void) strcat (flags, "OK"); LinBuf[0] = v[i].op[0]; LinBuff[0] = v[i].op[0]; LinBuf[1] = '\0'; LinBuff[1] = '\0'; // Tolerate +-1ulp discrepancies Tolerance = 1; HiTol = 2; LoTol = 2; testfcn ((const char *)&(v[i].op), v[i].r.d, v[i].n.d, flags, v[i].result.d, (char const *) LinBuf); dnumtests = dnumtests + 1.0; Tolerance = 0; if (numtests % 1000000 == 0) { printf ( "numtests, errorcount, numerrors, flagerrors, enverrors, rnderrors %s\n", TmpBuf); printf ( "%12e %3d %3d %3d %3d %3d\n", dnumtests, errorcount, numerrors, flagerrors, enverrors, rnderrors); fflush(stdout); } } close( fd ); } #ifdef noprint #else /* noprint */ if (NOFLAGTESTS) fprintf ( OutFile,"NOFLAGTESTS\n"); fprintf ( OutFile,"numtests, errorcount, numerrors, flagerrors, enverrors, rnderrors %s\n", TmpBuf); fprintf ( OutFile," %3d %3d %3d %3d %3d %3d\n", numtests, errorcount, numerrors, flagerrors, enverrors, rnderrors); numtestsTotal += numtests; errorcountTotal += errorcount; flagerrorsTotal += flagerrors; numerrorsTotal += numerrors; enverrorsTotal += enverrors; rnderrorsTotal += rnderrors; numtests = 0; errorcount = 0; flagerrors = 0; numerrors = 0; enverrors = 0; rnderrors = 0; #endif /* noprint */ continue; } if (TmpBuf[0] != '!') { // Open next test file in list if ((InFile = fopen ((const char *) TmpBuf, "r")) == NULL) { if (TmpBuf[0] != '\0') fprintf ( OutFile,"\n%s%s%s\n", "There is no input *list* file called: |", TmpBuf, "|"); continue; } do { // Read one line from test file ptrc = fgets ((char *) LinBuf, 256, InFile); strcpy ((char *) LinBuff, (char *) LinBuf); if (ptrc == NULL) break; if ((LinBuf [0] == '2') || (LinBuf [0] == '3') || (LinBuf [0] == '5')) { if (sscanf ( (char *) LinBuf, "%s %s %s %s %s %s\r", (char *) &op, (char *) &modes, (char *) &s1, (char *) &s2, (char *) &flags, (char *) &s3) < 6) abort (); if (strchr (modes, 's') != NULL && strchr (modes, 'e') == NULL && strchr (modes, 'd') == NULL) { #ifdef DEBUG fprintf ( OutFile,"Pure 's' test vector encountered >>>%s", (char const *) LinBuf); #endif continue; } rnds = 0; if (strchr (modes, '<') != NULL) rnds += 1; if (strchr (modes, '=') != NULL) rnds += 2; if (strchr (modes, '>') != NULL) rnds += 4; if (strchr (modes, '0') != NULL) rnds += 8; #ifndef notdef r = Str90todbl (s1, op); n = (LinBuf [1] == 't') ? Str90toflt (s1, op): Str90todbl (s2, op); if (LinBuf [1] != 'C') rslt = Str90todbl (s3, op); else { if (!strcmp((char const *) s3, (char const *) "<")) rslt = -1; else if (!strcmp((char const *) s3, (char const *) "=")) rslt = 0; else if (!strcmp((char const *) s3, ">")) rslt = 1; else if (!strcmp((char const *) s3, "?")) rslt = 2; else rslt = 99; } #else r = Str90toflt (s1, op); n = Str90toflt (s2, op); rslt = Str90toflt (s3, op); #endif testfcn (op, r, n, flags, rslt, (char const *) LinBuf); } else if (LinBuf [0] == '4') { #if defined (__ppc__) if (sscanf ( (char const *) LinBuf, "%s %s %x %x %x %x %s %x %x\r", (char *) &op, (char *) &modes, (int *) &a1.i [0], (int *) &a1.i [1], (int *) &a2.i [0], (int *) &a2.i [1], (char *) &flags, (int *) &a3.i [0], (int *) &a3.i [1]) < 9) abort (); #elif defined (__i386__) if (sscanf ( (char const *) LinBuf, "%s %s %x %x %x %x %s %x %x\r", (char *) &op, (char *) &modes, (int *) &a1.i [1], (int *) &a1.i [0], (int *) &a2.i [1], (int *) &a2.i [0], (char *) &flags, (int *) &a3.i [1], (int *) &a3.i [0]) < 9) abort (); #else #error Unknown architecture #endif if (strchr (modes, 's') != NULL && strchr (modes, 'e') == NULL && strchr (modes, 'd') == NULL) { fprintf ( OutFile,"Pure 's' test vector encountered >>>%s", (char const *) LinBuf); continue; } rnds = 0; if (strchr (modes, '<') != NULL) rnds += 1; if (strchr (modes, '=') != NULL) rnds += 2; if (strchr (modes, '>') != NULL) rnds += 4; if (strchr (modes, '0') != NULL) rnds += 8; r = a1.d; n = a2.d; rslt = a3.d; #ifndef notdef testfcn (op, r, n, flags, rslt, (char const *) LinBuf); #endif } else if ((LinBuf [0] == '!') || (LinBuf [0] == ' ') || (LinBuf [0] == '\x09') || (LinBuf [0] == '\r') || (LinBuf [0] == '\n')) i = 1; else if (LinBuf [0] == 'E') break; // EOF on UDP else { fprintf ( OutFile,"Unknown test vector encountered >>>%s<<<\n", (char const *) LinBuf); for (i = 0; i < strlen ((char const *) LinBuf); i++) fprintf ( OutFile,"%3d\n", LinBuf [i]); exit (NOOP); } } while ( !feof (InFile)); // end of data file fclose (InFile); #ifdef noprint #else /* noprint */ if (NOFLAGTESTS) fprintf ( OutFile,"NOFLAGTESTS\n"); fprintf ( OutFile,"numtests, errorcount, numerrors, flagerrors, enverrors, rnderrors %s\n", TmpBuf); fprintf ( OutFile," %3d %3d %3d %3d %3d %3d\n", numtests, errorcount, numerrors, flagerrors, enverrors, rnderrors); numtestsTotal += numtests; errorcountTotal += errorcount; flagerrorsTotal += flagerrors; numerrorsTotal += numerrors; enverrorsTotal += enverrors; rnderrorsTotal += rnderrors; numtests = 0; errorcount = 0; flagerrors = 0; numerrors = 0; enverrors = 0; rnderrors = 0; #endif /* noprint */ } } while ( !feof (ListFile)); // end of data file listing file fprintf ( OutFile,"\n\nnumtests, errorcount, NUMerrors, FLAGerrors, ENVRMerrs, ROUNDerrs\n"); fprintf ( OutFile,"%6d %4d %4d %4d %4d %4d\n", numtestsTotal, errorcountTotal, numerrorsTotal, flagerrorsTotal, enverrorsTotal, rnderrorsTotal); tod = time( NULL ); fprintf ( OutFile, "%s\n", ctime(&tod) ); fclose ( OutFile ); return 0; }