From: Richard Kenner <kenner@gcc.gnu.org>
Date: Sun, 27 Feb 1994 16:30:14 +0000 (-0500)
Subject: (allocno_compare): Give multi-word regs higher priority, as stated in
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=35b2eb0530dc364d6a7ac2b1d2a4f1a8bd3e62da;p=gcc.git

(allocno_compare): Give multi-word regs higher priority, as stated in
the comments.

From-SVN: r6650
---

diff --git a/gcc/global.c b/gcc/global.c
index 1a9158a073f..eec9ed2c244 100644
--- a/gcc/global.c
+++ b/gcc/global.c
@@ -1,5 +1,5 @@
 /* Allocate registers for pseudo-registers that span basic blocks.
-   Copyright (C) 1987, 1988, 1991 Free Software Foundation, Inc.
+   Copyright (C) 1987, 1988, 1991, 1994 Free Software Foundation, Inc.
 
 This file is part of GNU CC.
 
@@ -573,12 +573,12 @@ allocno_compare (v1, v2)
      Multiplying this by 10000 can't overflow.  */
   register int pri1
     = (((double) (floor_log2 (allocno_n_refs[*v1]) * allocno_n_refs[*v1])
-	/ (allocno_live_length[*v1] * allocno_size[*v1]))
-       * 10000);
+	/ allocno_live_length[*v1])
+       * 10000 * allocno_size[*v1]);
   register int pri2
     = (((double) (floor_log2 (allocno_n_refs[*v2]) * allocno_n_refs[*v2])
-	/ (allocno_live_length[*v2] * allocno_size[*v2]))
-       * 10000);
+	/ allocno_live_length[*v2])
+       * 10000 * allocno_size[*v2]);
   if (pri2 - pri1)
     return pri2 - pri1;