diff options
Diffstat (limited to 'sysdeps/ieee754/dbl-64/e_pow.c')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/e_pow.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/sysdeps/ieee754/dbl-64/e_pow.c b/sysdeps/ieee754/dbl-64/e_pow.c index 94b1ab8961..350e93986d 100644 --- a/sysdeps/ieee754/dbl-64/e_pow.c +++ b/sysdeps/ieee754/dbl-64/e_pow.c @@ -43,6 +43,10 @@ #include "upow.tbl" #include "math_private.h" +#ifndef SECTION +# define SECTION +#endif + double __exp1(double x, double xx, double error); static double log1(double x, double *delta, double *error); @@ -55,7 +59,9 @@ static int checkint(double x); /* An ultimate power routine. Given two IEEE double machine numbers y,x */ /* it computes the correctly rounded (to nearest) value of X^y. */ /***************************************************************************/ -double __ieee754_pow(double x, double y) { +double +SECTION +__ieee754_pow(double x, double y) { double z,a,aa,error, t,a1,a2,y1,y2; #if 0 double gor=1.0; @@ -160,7 +166,9 @@ strong_alias (__ieee754_pow, __pow_finite) /**************************************************************************/ /* Computing x^y using more accurate but more slow log routine */ /**************************************************************************/ -static double power1(double x, double y) { +static double +SECTION +power1(double x, double y) { double z,a,aa,error, t,a1,a2,y1,y2; z = my_log2(x,&aa,&error); t = y*134217729.0; @@ -183,7 +191,9 @@ static double power1(double x, double y) { /* + the parameter delta. */ /* The result is bounded by error (rightmost argument) */ /****************************************************************************/ -static double log1(double x, double *delta, double *error) { +static double +SECTION +log1(double x, double *delta, double *error) { int i,j,m; #if 0 int n; @@ -275,7 +285,9 @@ static double log1(double x, double *delta, double *error) { /* Computing log(x)(x is left argument).The result is return double + delta.*/ /* The result is bounded by error (right argument) */ /****************************************************************************/ -static double my_log2(double x, double *delta, double *error) { +static double +SECTION +my_log2(double x, double *delta, double *error) { int i,j,m; #if 0 int n; @@ -369,7 +381,9 @@ static double my_log2(double x, double *delta, double *error) { /* Routine receives a double x and checks if it is an integer. If not */ /* it returns 0, else it returns 1 if even or -1 if odd. */ /**********************************************************************/ -static int checkint(double x) { +static int +SECTION +checkint(double x) { union {int4 i[2]; double x;} u; int k,m,n; #if 0 |