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OpenLibm/test/ieeetestnew.c
Viral B. Shah 2e2a1b8a9a Some more files for tests
2012-06-10 18:47:39 +05:30

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/*
* 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 <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/uio.h>
#include <unistd.h>
#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;
}
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