PERFORCE change 37590 for review

[Peter Wemm]

http://perforce.freebsd.org/chv.cgi?CH=37590

Change 37590 by peter at peter_daintree on 2003/09/05 14:38:45

	check in an amd64 fix from gcc-3.2.2 while it was in -current

Affected files ...

.. //depot/projects/ezm3/language/modula3/m3compiler/m3cc/gcc/gcc/config/i386/i386.c#2 edit

Differences ...

==== //depot/projects/ezm3/language/modula3/m3compiler/m3cc/gcc/gcc/config/i386/i386.c#2 (text+ko) ====

@@ -6760,7 +6760,7 @@
      int value, rel;
 {
   if (TARGET_64BIT)
-    fprintf (file, "%s%s%d-.+(.-%s%d)\n",
+    fprintf (file, "%s%s%d-%s%d\n",
 	     ASM_LONG, LPREFIX, value, LPREFIX, rel);
   else if (HAVE_AS_GOTOFF_IN_DATA)
     fprintf (file, "%s%s%d at GOTOFF\n", ASM_LONG, LPREFIX, value);
@@ -8819,15 +8819,24 @@
 	 Do an lea to the last part and use only one colliding move.  */
       else if (collisions > 1)
 	{
+	  rtx base;
+
 	  collisions = 1;
-	  emit_insn (gen_rtx_SET (VOIDmode, part[0][nparts - 1],
-				  XEXP (part[1][0], 0)));
-	  part[1][0] = change_address (part[1][0],
-				       TARGET_64BIT ? DImode : SImode,
-				       part[0][nparts - 1]);
-	  part[1][1] = adjust_address (part[1][0], VOIDmode, UNITS_PER_WORD);
+
+	  base = part[0][nparts - 1];
+
+	  /* Handle the case when the last part isn't valid for lea.
+	     Happens in 64-bit mode storing the 12-byte XFmode.  */
+	  if (GET_MODE (base) != Pmode)
+	    base = gen_rtx_REG (Pmode, REGNO (base));
+
+	  emit_insn (gen_rtx_SET (VOIDmode, base, XEXP (part[1][0], 0)));
+	  part[1][0] = replace_equiv_address (part[1][0], base);
+	  part[1][1] = replace_equiv_address (part[1][1],
+				      plus_constant (base, UNITS_PER_WORD));
 	  if (nparts == 3)
-	    part[1][2] = adjust_address (part[1][0], VOIDmode, 8);
+	    part[1][2] = replace_equiv_address (part[1][2],
+				      plus_constant (base, 8));
 	}
     }