* src/pic/pcode.c (pciTRIS): fixed typo,

* src/pic/pcode.c (pciTRIS): fixed typo,
  (BuildFlow,LinkFlow_pCode): added (disabled) debug output,
  (LinkFlow): fixed handling of flows that end in a call,
  (ReuseReg): perform safety check earlier
* src/pic/pcoderegs.c (pCodeRegMapLiveRangesInFlow): fixed
    to work with flows at the beginning of a pBlock,
    fixes #1426557 (Symbol not previously defined),
  (pic14_ReMapLiveRanges): NEW, destroy and rebuild register
    usage information
  (RemoveUnusedRegisters): update register usage info
* src/pic/ralloc.c (newReg): prevent duplicate registers from being
    created, reuse existing ones instead
* src/pic/gen.c (genPcall): fixed #1424719

git-svn-id: https://sdcc.svn.sourceforge.net/svnroot/sdcc/trunk/sdcc@4032 4a8a32a2-be11-0410-ad9d-d568d2c75423