From: johanknol <johanknol@4a8a32a2-be11-0410-ad9d-d568d2c75423>
Date: Thu, 17 Apr 2003 17:08:36 +0000 (+0000)
Subject: fixed bug #716790 and removes lot's of redundant register usage around function calls
X-Git-Url: https://git.gag.com/?a=commitdiff_plain;h=0d1c4b141ea40950ea0bd39e1cdcd8795cd3023b;p=fw%2Fsdcc

fixed bug #716790 and removes lot's of redundant register usage around function calls


git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@2534 4a8a32a2-be11-0410-ad9d-d568d2c75423
---

diff --git a/ChangeLog b/ChangeLog
index bc9a959a..74c48749 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,6 @@
 2003-04-17    <johan@balder>
 
+	* src/mcs51/ralloc.c (packRegsForAssign): fixed bug #716790 and removes lot's of redundant register usage around function calls
 	* src/mcs51/ralloc.c (packRegisters): fixed bug #720667
 
 2003-04-13  Borut Razem <borut.razem@siol.net>
diff --git a/src/mcs51/ralloc.c b/src/mcs51/ralloc.c
index 795237d2..a97776be 100644
--- a/src/mcs51/ralloc.c
+++ b/src/mcs51/ralloc.c
@@ -1763,12 +1763,19 @@ packRegsForAssign (iCode * ic, eBBlock * ebp)
      we cannot */
   for (dic = ic->prev; dic; dic = dic->prev)
     {
+
+#if 0 /* jwk: This collides with 1.43 but I really see no need for
+	 this anymore. It fixes bug #716790 and substantially improves 
+	 redundant register usage around function calls.
+      */
+
       /* if there is a function call then don't pack it */
       if ((dic->op == CALL || dic->op == PCALL))
 	{
 	  dic = NULL;
 	  break;
 	}
+#endif
 
       if (SKIP_IC2 (dic))
 	continue;