arm.md (consttable_4): Handle (high ...).

2009-11-25  Paul Brook  <paul@codesourcery.com>

	gcc/
	* config/arm/arm.md (consttable_4): Handle (high ...).

From-SVN: r154648

gcc/ChangeLog

+2009-11-25  Paul Brook  <paul@codesourcery.com>
+
+	* config/arm/arm.md (consttable_4): Handle (high ...).
+
 2009-11-25  Robert Nelson  <robert.nelson@digikey.com>
 	    Richard Earnshaw  <rearnsha@arm.com>
 

gcc/config/arm/arm.md

@@ -10957,6 +10957,13 @@
  	  }
  	break;
       default:
+	/* XXX: Sometimes gcc does something really dumb and ends up with
+	   a HIGH in a constant pool entry, usually because it's trying to
+	   load into a VFP register.  We know this will always be used in
+	   combination with a LO_SUM which ignores the high bits, so just
+	   strip off the HIGH.  */
+	if (GET_CODE (x) == HIGH)
+	  x = XEXP (x, 0);
         assemble_integer (x, 4, BITS_PER_WORD, 1);
 	mark_symbol_refs_as_used (x);
         break;