* src/mcs51/ralloc.c (fillGaps): fixed bug 1839671

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@5057 4a8a32a2-be11-0410-ad9d-d568d2c75423

diff --git a/ChangeLog b/ChangeLog
index a2f1770f6b95834267f1ab78b441103819372b00..2063f69b4b7497d4e176cae720dd1f2a11288435 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2008-02-28 Maarten Brock <sourceforge.brock AT dse.nl>
+
+       * src/mcs51/ralloc.c (fillGaps): fixed bug 1839671
+
 2008-02-27 Borut Razem <borut.razem AT siol.net>
 
        * support/scripts/sdcc.nsi: corrected installation directory for

diff --git a/src/mcs51/ralloc.c b/src/mcs51/ralloc.c
index 7ce56c40ef12f5b00a537322d9a74c453ff9e2d6..62fb84c5df0520cf48f2da8e4cb061548dd67805 100644 (file)
--- a/src/mcs51/ralloc.c
+++ b/src/mcs51/ralloc.c
@@ -1510,6 +1510,10 @@ static void fillGaps()
 
         if (!sym->spillA || !sym->clashes || sym->remat) continue ;
 
+        /* if spilt in direct space the original rname is lost */
+        if (sym->usl.spillLoc && (IN_DIRSPACE (SPEC_OCLS (sym->usl.spillLoc->etype))))
+            continue;
+
         /* find the liveRanges this one clashes with, that are
            still assigned to registers & mark the registers as used*/
         for ( i = 0 ; i < sym->clashes->size ; i ++) {
@@ -3225,7 +3229,7 @@ packRegisters (eBBlock ** ebpp, int blockno)
       /* pack registers for accumulator use, when the
          result of an arithmetic or bit wise operation
          has only one use, that use is immediately following
-         the defintion and the using iCode has only one
+         the definition and the using iCode has only one
          operand or has two operands but one is literal &
          the result of that operation is not on stack then
          we can leave the result of this operation in acc:b