format.c (parse_format_list): Set repeat count for P descriptors.

	* io/format.c (parse_format_list): Set repeat count for P descriptors.
	* write.c (output_float): Fix condition.  Correctly handle nonzero
	scale factor.
testsuite/
	* gfortran.dg/edit_real_1.f90: Add new tests.

From-SVN: r86952

gcc/testsuite/ChangeLog

+2004-09-02  Paul Brook  <paul@codesourcery.com>
+
+	* gfortran.dg/edit_real_1.f90: Add new tests.
+
 2004-09-01  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
 
 	PR fortran/15327

gcc/testsuite/gfortran.dg/edit_real_1.f90

@@ -62,5 +62,13 @@ program edit_real_1
   s = x
   write (s, '(EN15.3,A)') 999.9999, "z"
   if (s .ne. "      1.000E+03z") call abort
+  ! E format, positive scale factor
+  s = x
+  write (s, '(2PE10.4,A)') 1.2345, "z"
+  if (s .ne. '12.345E-01z') call abort
+  ! E format, negative scale factor
+  s = x
+  write (s, '(-2PE10.4,A)') 1.25, "z"
+  if (s .ne. '0.0013E+03z') call abort
 end
 

libgfortran/ChangeLog

+2004-09-02  Paul Brook  <paul@codesourcery.com>
+
+	* io/format.c (parse_format_list): Set repeat count for P descriptors.
+	* write.c (output_float): Fix condition.  Correctly handle nonzero
+	scale factor.
+
 2004-09-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
 
 	* mk-sik-inc.sh: Use a temporary string instead of 'echo -n'.

libgfortran/io/format.c

@@ -501,6 +501,7 @@ format_item:
     p_descriptor:
       get_fnode (&head, &tail, FMT_P);
       tail->u.k = value;
+      tail->repeat = 1;
 
       t = format_lex ();
       if (t == FMT_F || t == FMT_EN || t == FMT_ES || t == FMT_D

libgfortran/io/write.c

@@ -307,7 +307,8 @@ output_float (fnode *f, double value, int len)
 	edigits = 2;
     }
   
-  if (FMT_F || FMT_ES)
+  if (ft == FMT_F || ft == FMT_EN
+      || ((ft == FMT_D || ft == FMT_E) && g.scale_factor != 0))
     {
       /* Always convert at full precision to avoid double rounding.  */
       ndigits = 27 - edigits;
@@ -368,18 +369,26 @@ output_float (fnode *f, double value, int len)
     case FMT_E:
     case FMT_D:
       i = g.scale_factor;
+      e -= i;
       if (i < 0)
 	{
 	  nbefore = 0;
 	  nzero = -i;
 	  nafter = d + i;
 	}
-      else
+      else if (i > 0)
 	{
 	  nbefore = i;
 	  nzero = 0;
-	  nafter = d - i;
+	  nafter = (d - i) + 1;
 	}
+      else /* i == 0 */
+	{
+	  nbefore = 0;
+	  nzero = 0;
+	  nafter = d;
+	}
+
       if (ft = FMT_E)
 	expchar = 'E';
       else