Fixed a bug

git-svn-id: svn://svn.cc65.org/cc65/trunk@1010 b7a2c559-68d2-44c3-8de9-860c34a00d81

diff --git a/src/cc65/coptind.c b/src/cc65/coptind.c
index 356013caef763903d9c7d76c6e2bcd106d55595e..4555cab6865f7936f9c5652b1e3f498fdb3b0a11 100644 (file)
--- a/src/cc65/coptind.c
+++ b/src/cc65/coptind.c
@@ -909,12 +909,15 @@ unsigned OptStoreLoad (CodeSeg* S)
        /* Check if it is a store instruction followed by a load from the
         * same address which is itself not followed by a conditional branch.
         */
-       if ((E->Info & OF_STORE) != 0                 &&
-           (N = CS_GetNextEntry (S, I)) != 0         &&
-           !CE_HasLabel (N)                          &&
-                   (N->Info & OF_LOAD) != 0                  &&
-           strcmp (E->Arg, N->Arg) == 0              &&
-           (X = CS_GetNextEntry (S, I+1)) != 0       &&
+       if ((E->Info & OF_STORE) != 0                       &&
+           (N = CS_GetNextEntry (S, I)) != 0               &&
+           !CE_HasLabel (N)                                &&
+                   (N->Info & OF_LOAD) != 0                        &&
+                   ((E->OPC == OP65_STA && N->OPC == OP65_LDA) ||
+            (E->OPC == OP65_STX && N->OPC == OP65_LDX) ||
+            (E->OPC == OP65_STY && N->OPC == OP65_LDY))    &&
+           strcmp (E->Arg, N->Arg) == 0                    &&
+           (X = CS_GetNextEntry (S, I+1)) != 0             &&
                    (X->Info & OF_FBRA) == 0) {
 
            /* Register value is not used, remove the load */