* src/SDCCpeeph.c (deadMove),

[fw/sdcc] / ChangeLog

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+2006-12-30 Bernhard Held <bernhard AT bernhardheld.de>
+
+       * src/SDCCpeeph.c (deadMove),
+       * src/port.h,
+       * src/mcs51/peep.h: renamed 'op' by 'reg'
+       * src/mcs51/peep.c (isFunc, isCallerSaveFunc): added,
+       (scan4op): small change for removeDeadMove(), added support for
+       'callee saves' and/or PACLL function calls,
+       (removeDeadMove): added, removes superflous 'mov r%1,%2',
+       (removeDeadPopPush): renamed from mcs51DeadMove(), common parts
+       left in new dispatcher mcs51DeadMove()
+       (mcs51DeadMove): dispatcher for removeDeadPopPush() and new
+       removeDeadMove()
+       * src/mcs51/peeph.def: added rule 301 removing superflous 'mov r%1,%2'
+
 2006-12-30 Jesus Calvino-Fraga <jesusc at ece.ubc.ca>
 
        * support/cpp2/options_vc_in.h, support/cpp2/options_vc_in.c,