pic16 progress by Vangelis

[fw/sdcc] / src / pic16 / peeph.def

diff --git a/src/pic16/peeph.def b/src/pic16/peeph.def
index 1d8a27505eaa83794ba47e62299ced883857e22b..2eb4dcbfb782e87d1960da7979c4e3a07ebae1b9 100644 (file)
--- a/src/pic16/peeph.def
+++ b/src/pic16/peeph.def
@@ -289,9 +289,44 @@ replace restart {
 // From: Vangelis Rokas (vrokas@otenet.gr)
 
 //replace {
-//     movf    %1,W
+//     movf    %1,w
 //     movwf   %2
 //} by {
 //     ;       peep 12 - Use movff to move source to dest
 //     movff   %1, %2
 //}
+
+//replace restart {
+//     banksel %1
+//     banksel %2
+//} by {
+//     ;       peep 13 - remove redudant banksel directive
+//     banksel %2
+//}
+
+//replace restart {
+//     movff   %1,%2
+//     movf    %1,w
+//} by {
+//     ;       peep 14a - movff/movf is 6 bytes long, movfw/movwf is 4
+//     movf    %1,w
+//     movwf   %2
+//}
+
+//replace restart {
+//     movff   %1,%2
+//     movff   %1,%3
+//} by {
+//     ;       peep 14b - movff/movff is 8 bytes long movf/mowf/movwf is 6
+//     movf    %1,w
+//     movwf   %2
+//     movwf   %3
+//}
+
+replace {
+       movff   %1,%2
+} by {
+       ;       peep xxx - test peep to see if peep rules can handle movff
+       movf    %1,w
+       movwf   %2
+}