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-rw-r--r--libm/double/ltstd.c469
1 files changed, 0 insertions, 469 deletions
diff --git a/libm/double/ltstd.c b/libm/double/ltstd.c
deleted file mode 100644
index f47fc3907..000000000
--- a/libm/double/ltstd.c
+++ /dev/null
@@ -1,469 +0,0 @@
-/* ltstd.c */
-/* Function test routine.
- * Requires long double type check routine and double precision function
- * under test. Indicate function name and range in #define statements
- * below. Modifications for two argument functions and absolute
- * rather than relative accuracy report are indicated.
- */
-
-#include <stdio.h>
-/* int printf(), gets(), sscanf(); */
-
-#include <math.h>
-#ifdef ANSIPROT
-int drand ( void );
-int dprec ( void );
-int ldprec ( void );
-double exp ( double );
-double sqrt ( double );
-double fabs ( double );
-double floor ( double );
-long double sqrtl ( long double );
-long double fabsl ( long double );
-#else
-int drand();
-int dprec(), ldprec();
-double exp(), sqrt(), fabs(), floor();
-long double sqrtl(), fabsl();
-#endif
-
-#define RELERR 1
-#define ONEARG 0
-#define ONEINT 0
-#define TWOARG 0
-#define TWOINT 0
-#define THREEARG 1
-#define THREEINT 0
-#define FOURARG 0
-#define VECARG 0
-#define FOURANS 0
-#define TWOANS 0
-#define PROB 0
-#define EXPSCALE 0
-#define EXPSC2 0
-/* insert function to be tested here: */
-#define FUNC hyperg
-double FUNC();
-#define QFUNC hypergl
-long double QFUNC();
-/*extern int aiconf;*/
-
-extern double MAXLOG;
-extern double MINLOG;
-extern double MAXNUM;
-#define LTS 3.258096538
-/* insert low end and width of test interval */
-#define LOW 0.0
-#define WIDTH 30.0
-#define LOWA 0.0
-#define WIDTHA 30.0
-/* 1.073741824e9 */
-/* 2.147483648e9 */
-long double qone = 1.0L;
-static long double q1, q2, q3, qa, qb, qc, qz, qy1, qy2, qy3, qy4;
-static double y2, y3, y4, a, b, c, x, y, z, e;
-static long double qe, qmax, qrmsa, qave;
-volatile double v;
-static long double lp[3], lq[3];
-static double dp[3], dq[3];
-
-char strave[20];
-char strrms[20];
-char strmax[20];
-double underthresh = 2.22507385850720138309E-308; /* 2^-1022 */
-
-void main()
-{
-char s[80];
-int i, j, k;
-long m, n;
-
-merror = 0;
-ldprec(); /* set up coprocessor. */
-/*aiconf = -1;*/ /* configure Airy function */
-x = 1.0;
-z = x * x;
-qmax = 0.0L;
-sprintf(strmax, "%.4Le", qmax );
-qrmsa = 0.0L;
-qave = 0.0L;
-
-#if 1
-printf(" Start at random number #:" );
-gets( s );
-sscanf( s, "%ld", &n );
-printf("%ld\n", n );
-#else
-n = 0;
-#endif
-
-for( m=0; m<n; m++ )
- drand( &x );
-n = 0;
-m = 0;
-x = floor( x );
-
-loop:
-
-for( i=0; i<500; i++ )
-{
-n++;
-m++;
-
-#if ONEARG || TWOARG || THREEARG || FOURARG
-/*ldprec();*/ /* set up floating point coprocessor */
-/* make random number in desired range */
-drand( &x );
-x = WIDTH * ( x - 1.0 ) + LOW;
-#if EXPSCALE
-x = exp(x);
-drand( &a );
-a = 1.0e-13 * x * a;
-if( x > 0.0 )
- x -= a;
-else
- x += a;
-#endif
-#if ONEINT
-k = x;
-x = k;
-#endif
-v = x;
-q1 = v; /* double number to q type */
-#endif
-
-/* do again if second argument required */
-
-#if TWOARG || THREEARG || FOURARG
-drand( &a );
-a = WIDTHA * ( a - 1.0 ) + LOWA;
-/*a /= 50.0;*/
-#if EXPSC2
-a = exp(a);
-drand( &y2 );
-y2 = 1.0e-13 * y2 * a;
-if( a > 0.0 )
- a -= y2;
-else
- a += y2;
-#endif
-#if TWOINT || THREEINT
-k = a + 0.25;
-a = k;
-#endif
-v = a;
-qy4 = v;
-#endif
-
-#if THREEARG || FOURARG
-drand( &b );
-#if PROB
-/*
-b = b - 1.0;
-b = a * b;
-*/
-#if 1
-/* This makes b <= a, for bdtr. */
-b = (a - LOWA) * ( b - 1.0 ) + LOWA;
-if( b > 1.0 && a > 1.0 )
- b -= 1.0;
-else
- {
- a += 1.0;
- k = a;
- a = k;
- v = a;
- qy4 = v;
- }
-#else
-b = WIDTHA * ( b - 1.0 ) + LOWA;
-#endif
-
-/* Half-integer a and b */
-/*
-a = 0.5*floor(2.0*a+1.0);
-b = 0.5*floor(2.0*b+1.0);
-*/
-v = a;
-qy4 = v;
-/*x = (a / (a+b));*/
-
-#else
-b = WIDTHA * ( b - 1.0 ) + LOWA;
-#endif
-#if THREEINT
-j = b + 0.25;
-b = j;
-#endif
-v = b;
-qb = v;
-#endif
-
-#if FOURARG
-drand( &c );
-c = WIDTHA * ( c - 1.0 ) + LOWA;
-/* for hyp2f1 to ensure c-a-b > -1 */
-/*
-z = c-a-b;
-if( z < -1.0 )
- c -= 1.6 * z;
-*/
-v = c;
-qc = v;
-#endif
-
-#if VECARG
-for( j=0; j<3; j++)
- {
- drand( &x );
- x = WIDTH * ( x - 1.0 ) + LOW;
- v = x;
- dp[j] = v;
- q1 = v; /* double number to q type */
- lp[j] = q1;
- drand( &x );
- x = WIDTH * ( x - 1.0 ) + LOW;
- v = x;
- dq[j] = v;
- q1 = v; /* double number to q type */
- lq[j] = q1;
- }
-#endif /* VECARG */
-
-/*printf("%.16E %.16E\n", a, x);*/
-/* compute function under test */
-/* Set to double precision */
-/*dprec();*/
-#if ONEARG
-#if FOURANS
-/*FUNC( x, &z, &y2, &y3, &y4 );*/
-FUNC( x, &y4, &y2, &y3, &z );
-#else
-#if TWOANS
-FUNC( x, &z, &y2 );
-/*FUNC( x, &y2, &z );*/
-#else
-#if ONEINT
-z = FUNC( k );
-#else
-z = FUNC( x );
-#endif
-#endif
-#endif
-#endif
-
-#if TWOARG
-#if TWOINT
-z = FUNC( k, x );
-/*z = FUNC( x, k );*/
-/*z = FUNC( a, x );*/
-#else
-#if FOURANS
-FUNC( a, x, &z, &y2, &y3, &y4 );
-#else
-z = FUNC( a, x );
-#endif
-#endif
-#endif
-
-#if THREEARG
-#if THREEINT
-z = FUNC( j, k, x );
-#else
-z = FUNC( a, b, x );
-#endif
-#endif
-
-#if FOURARG
-z = FUNC( a, b, c, x );
-#endif
-
-#if VECARG
-z = FUNC( dp, dq );
-#endif
-
-q2 = z;
-/* handle detected overflow */
-if( (z == MAXNUM) || (z == -MAXNUM) )
- {
- printf("detected overflow ");
-#if FOURARG
- printf("%.4E %.4E %.4E %.4E %.4E %6ld \n",
- a, b, c, x, y, n);
-#else
- printf("%.16E %.4E %.4E %6ld \n", x, a, z, n);
-#endif
- e = 0.0;
- m -= 1;
- goto endlup;
- }
-/* Skip high precision if underflow. */
-if( merror == UNDERFLOW )
- goto underf;
-
-/* compute high precision function */
-/*ldprec();*/
-#if ONEARG
-#if FOURANS
-/*qy4 = QFUNC( q1, qz, qy2, qy3 );*/
-qz = QFUNC( q1, qy4, qy2, qy3 );
-#else
-#if TWOANS
-qy2 = QFUNC( q1, qz );
-/*qz = QFUNC( q1, qy2 );*/
-#else
-/* qy4 = 0.0L;*/
-/* qy4 = 1.0L;*/
-/*qz = QFUNC( qy4, q1 );*/
-/*qz = QFUNC( 1, q1 );*/
-qz = QFUNC( q1 ); /* normal */
-#endif
-#endif
-#endif
-
-#if TWOARG
-#if TWOINT
-qz = QFUNC( k, q1 );
-/*qz = QFUNC( q1, qy4 );*/
-/*qz = QFUNC( qy4, q1 );*/
-#else
-#if FOURANS
-qc = QFUNC( qy4, q1, qz, qy2, qy3 );
-#else
-/*qy4 = 0.0L;;*/
-/*qy4 = 1.0L );*/
-qz = QFUNC( qy4, q1 );
-#endif
-#endif
-#endif
-
-#if THREEARG
-#if THREEINT
-qz = QFUNC( j, k, q1 );
-#else
-qz = QFUNC( qy4, qb, q1 );
-#endif
-#endif
-
-#if FOURARG
-qz = QFUNC( qy4, qb, qc, q1 );
-#endif
-
-#if VECARG
-qz = QFUNC( lp, lq );
-#endif
-
-y = qz; /* correct answer, in double precision */
-
-/* get absolute error, in extended precision */
-qe = q2 - qz;
-e = qe; /* the error in double precision */
-
-/* handle function result equal to zero
- or underflowed. */
-if( qz == 0.0L || merror == UNDERFLOW || fabs(z) < underthresh )
- {
-underf:
- merror = 0;
-/* Don't bother to print anything. */
-#if 0
- printf("ans 0 ");
-#if ONEARG
- printf("%.8E %.8E %.4E %6ld \n", x, y, e, n);
-#endif
-
-#if TWOARG
-#if TWOINT
- printf("%d %.8E %.8E %.4E %6ld \n", k, x, y, e, n);
-#else
- printf("%.6E %.6E %.6E %.4E %6ld \n", a, x, y, e, n);
-#endif
-#endif
-
-#if THREEARG
- printf("%.6E %.6E %.6E %.6E %.4E %6ld \n", a, b, x, y, e, n);
-#endif
-
-#if FOURARG
- printf("%.4E %.4E %.4E %.4E %.4E %.4E %6ld \n",
- a, b, c, x, y, e, n);
-#endif
-#endif /* 0 */
- qe = 0.0L;
- e = 0.0;
- m -= 1;
- goto endlup;
- }
-
-else
-
-/* relative error */
-
-/* comment out the following two lines if absolute accuracy report */
-
-#if RELERR
- qe = qe / qz;
-#else
- {
- q2 = qz;
- q2 = fabsl(q2);
- if( q2 > 1.0L )
- qe = qe / qz;
- }
-#endif
-
-qave = qave + qe;
-/* absolute value of error */
-qe = fabs(qe);
-
-/* peak detect the error */
-if( qe > qmax )
- {
- qmax = qe;
- sprintf(strmax, "%.4Le", qmax );
-#if ONEARG
- printf("%.8E %.8E %s %6ld \n", x, y, strmax, n);
-#endif
-#if TWOARG
-#if TWOINT
- printf("%d %.8E %.8E %s %6ld \n", k, x, y, strmax, n);
-#else
- printf("%.6E %.6E %.6E %s %6ld \n", a, x, y, strmax, n);
-#endif
-#endif
-#if THREEARG
- printf("%.6E %.6E %.6E %.6E %s %6ld \n", a, b, x, y, strmax, n);
-#endif
-#if FOURARG
- printf("%.4E %.4E %.4E %.4E %.4E %s %6ld \n",
- a, b, c, x, y, strmax, n);
-#endif
-#if VECARG
- printf("%.8E %s %6ld \n", y, strmax, n);
-#endif
- }
-
-/* accumulate rms error */
-/* rmsa += e * e; accumulate the square of the error */
-q2 = qe * qe;
-qrmsa = qrmsa + q2;
-endlup: ;
-/*ldprec();*/
-}
-
-/* report every 500 trials */
-/* rms = sqrt( rmsa/m ); */
-q1 = m;
-q2 = qrmsa / q1;
-q2 = sqrtl(q2);
-sprintf(strrms, "%.4Le", q2 );
-
-q2 = qave / q1;
-sprintf(strave, "%.4Le", q2 );
-/*
-printf("%6ld max = %s rms = %s ave = %s \n", m, strmax, strrms, strave );
-*/
-printf("%6ld max = %s rms = %s ave = %s \r", m, strmax, strrms, strave );
-fflush(stdout);
-goto loop;
-}
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