* g-expect.adb (Get_Command_Output): When expanding the output buffer

[pf3gnuchains/gcc-fork.git] / gcc / genemit.c

diff --git a/gcc/genemit.c b/gcc/genemit.c
index 79db84e..a367f46 100644 (file)
--- a/gcc/genemit.c
+++ b/gcc/genemit.c
@@ -428,15 +428,18 @@ gen_insn (rtx insn, int lineno)
     }
   else
     {
+      char *used = XCNEWVEC (char, operands);
+
       printf ("  return gen_rtx_PARALLEL (VOIDmode, gen_rtvec (%d",
              XVECLEN (insn, 1));
 
       for (i = 0; i < XVECLEN (insn, 1); i++)
        {
          printf (",\n\t\t");
-         gen_exp (XVECEXP (insn, 1, i), DEFINE_INSN, NULL);
+         gen_exp (XVECEXP (insn, 1, i), DEFINE_INSN, used);
        }
       printf ("));\n}\n\n");
+      XDELETEVEC (used);
     }
 }
 \f
@@ -447,6 +450,7 @@ gen_expand (rtx expand)
 {
   int operands;
   int i;
+  char *used;
 
   if (strlen (XSTR (expand, 0)) == 0)
     fatal ("define_expand lacks a name");
@@ -530,6 +534,9 @@ gen_expand (rtx expand)
      Use emit_insn to add them to the sequence being accumulated.
      But don't do this if the user's code has set `no_more' nonzero.  */
 
+  used = XCNEWVEC (char,
+                  MAX (operands, MAX (max_scratch_opno, max_dup_opno) + 1));
+
   for (i = 0; i < XVECLEN (expand, 1); i++)
     {
       rtx next = XVECEXP (expand, 1, i);
@@ -560,13 +567,15 @@ gen_expand (rtx expand)
        printf ("  emit (");
       else
        printf ("  emit_insn (");
-      gen_exp (next, DEFINE_EXPAND, NULL);
+      gen_exp (next, DEFINE_EXPAND, used);
       printf (");\n");
       if (GET_CODE (next) == SET && GET_CODE (SET_DEST (next)) == PC
          && GET_CODE (SET_SRC (next)) == LABEL_REF)
        printf ("  emit_barrier ();");
     }
 
+  XDELETEVEC (used);
+
   /* Call `get_insns' to extract the list of all the
      insns emitted within this gen_... function.  */
 
@@ -836,6 +845,7 @@ from the machine description file `md'.  */\n\n");
   printf ("#include \"expr.h\"\n");
   printf ("#include \"optabs.h\"\n");
   printf ("#include \"real.h\"\n");
+  printf ("#include \"dfp.h\"\n");
   printf ("#include \"flags.h\"\n");
   printf ("#include \"output.h\"\n");
   printf ("#include \"insn-config.h\"\n");