get rid of DEBUG macro (but keep corresponding commands in comment to help

understanding of the code and debugging)


git-svn-id: svn://scm.gforge.inria.fr/svn/mpfr/trunk@11955 280ebfd0-de03-0410-8827-d642c229c3f4

1 files changed, 0 insertions, 40 deletions

diff --git a/src/div.c b/src/div.c
index 86bbdd51c..3ef62b6d5 100644
--- a/src/div.c
+++ b/src/div.c
@@ -651,21 +651,6 @@ mpfr_div_2 (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode)
 
 #endif /* !defined(MPFR_GENERIC_ABI) */
 
-#ifdef DEBUG2
-#define mpfr_mpn_print(ap,n) mpfr_mpn_print3 (ap,n,MPFR_LIMB_ZERO)
-static void
-mpfr_mpn_print3 (mpfr_limb_ptr ap, mp_size_t n, mp_limb_t cy)
-{
-  mp_size_t i;
-  for (i = 0; i < n; i++)
-    printf ("+%lu*2^%lu", (unsigned long) ap[i], (unsigned long)
-            (GMP_NUMB_BITS * i));
-  if (cy)
-    printf ("+2^%lu", (unsigned long) (GMP_NUMB_BITS * n));
-  printf ("\n");
-}
-#endif
-
 /* check if {ap, an} is zero */
 static int
 mpfr_mpn_cmpzero (mpfr_limb_ptr ap, mp_size_t an)
@@ -1052,9 +1037,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode)
       else /* k=0: no more dividend limb */
         extra_bit = mpfr_mpn_cmpzero (vp, l) == 0;
     }
-#ifdef DEBUG
-  printf ("extra_bit=%d\n", extra_bit);
-#endif
 
   /* set exponent */
   qexp = MPFR_GET_EXP (u) - MPFR_GET_EXP (v) + extra_bit;
@@ -1225,10 +1207,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode)
   /* if Mulders' short division failed, we revert to division with remainder */
   qh = mpn_divrem (qp, 0, ap + k, qqsize - k, bp, qsize - k);
   /* warning: qh may be 1 if u1 == v1, but u < v */
-#ifdef DEBUG2
-  printf ("q="); mpfr_mpn_print (qp, qsize);
-  printf ("r="); mpfr_mpn_print (ap, qsize);
-#endif
 
   k = qsize;
   sticky_u = sticky_u || mpfr_mpn_cmpzero (ap, k);
@@ -1256,20 +1234,12 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode)
      including the round bit, and 1 <= sh2 <= GMP_NUMB_BITS
      is the number of bits in sticky3 */
   inex = (sticky != MPFR_LIMB_ZERO) || (sticky3 != MPFR_LIMB_ZERO);
-#ifdef DEBUG
-  printf ("sticky=%lu sticky3=%lu inex=%d\n",
-          (unsigned long) sticky, (unsigned long) sticky3, inex);
-#endif
 
   /* to round, we distinguish two cases:
      (a) vsize <= qsize: we used the full divisor
      (b) vsize > qsize: the divisor was truncated
   */
 
-#ifdef DEBUG
-  printf ("vsize=%lu qsize=%lu\n",
-          (unsigned long) vsize, (unsigned long) qsize);
-#endif
   if (MPFR_LIKELY(vsize <= qsize)) /* use the full divisor */
     {
       if (MPFR_LIKELY(rnd_mode == MPFR_RNDN))
@@ -1302,10 +1272,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode)
             {
               round_bit = sticky3 & (MPFR_LIMB_ONE << (sh2 - 1));
               sticky3   = sticky3 ^ round_bit;
-#ifdef DEBUG
-              printf ("rb=%lu sb=%lu\n",
-                      (unsigned long) round_bit, (unsigned long) sticky3);
-#endif
             }
           if (sticky3 != MPFR_LIMB_ZERO && sticky3 != MPFR_LIMB_ONE)
             {
@@ -1343,9 +1309,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode)
                     mpfr_mpn_cmp_aux (sp, k, up, usize - qqsize, extra_bit) :
                     mpfr_mpn_cmpzero (sp, k);
                 }
-#ifdef DEBUG
-              printf ("cmp(q*v0,r+u0)=%d\n", cmp_s_r);
-#endif
               /* now cmp_s_r > 0 if {sp, vsize} > {ap, qsize} + low(u)
                      cmp_s_r = 0 if {sp, vsize} = {ap, qsize} + low(u)
                      cmp_s_r < 0 if {sp, vsize} < {ap, qsize} + low(u) */
@@ -1403,9 +1366,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode)
                         cmp_s_r = 1; /* since in fact we subtracted
                                         less than 1 */
                     }
-#ifdef DEBUG
-                  printf ("cmp(q*v0-(r+u0),v)=%d\n", cmp_s_r);
-#endif
                   if (cmp_s_r <= 0) /* q1-1 <= u/v < q1 */
                     {
                       if (sticky3 == MPFR_LIMB_ONE)