* unroll.c (copy_loop_body): Don't treat a REG like a PLUS.

From-SVN: r31016

* unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
From-SVN: r31016
3f0aabf2 · J"orn Rennecke · Joern Rennecke · 0cc6d0ac · 3f0aabf2 · 3f0aabf2
Commit 3f0aabf2 authored Dec 18, 1999 by J"orn Rennecke Committed by Joern Rennecke Dec 18, 1999
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gcc/ChangeLog
+4 -0

gcc/unroll.c
+8 -5

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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
+Sat Dec 18 18:30:20 1999  J"orn Rennecke <amylaar@cygnus.co.uk>
+
+	* unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
+
 1999-12-18 10:42 -0800  Zack Weinberg  <zack@wolery.cumb.org>

 	* objc/objc-parse.c: Regenerate.  This file must be rebuilt

--- a/gcc/unroll.c
+++ b/gcc/unroll.c
@@ -1812,11 +1812,14 @@ copy_loop_body (copy_start, copy_end, map, exit_label, last_iteration,
 			    value = plus_constant (tv->dest_reg,
 						   tv->const_adjust);

-			    /* The constant could be too large for an add
-			       immediate, so can't directly emit an insn
-			       here.  */
-			    emit_unrolled_add (dest_reg, XEXP (value, 0),
-					       XEXP (value, 1));
+			    if (GET_CODE (value) == PLUS)
+			      {
+				/* The constant could be too large for an add
+				   immediate, so can't directly emit an insn
+				   here.  */
+				emit_unrolled_add (dest_reg, XEXP (value, 0),
+						   XEXP (value, 1));
+			      }
 			  }

 			/* Reset the giv to be just the register again, in case