added macro to get workset entry time
fixed comments
fixed indents

added verification: check for don't spill flag when creating spill

fixed CRLF

fixed CRLF

 - cached liveness information now for any node BEFORE patching the graph:
   this fixes the problem that the liveness is wrong after predecessors
   of Phi nodes are patched tp fxch and fpush and should speed up the
   simulator because the complexity lowers from O(n^2) to O(n)
 - fixed wrong cases for reverse operations ... again

 - fixed debug output for x87 floating point nodes (uncritical)

fixed debugging in list scheduler

 - removed the kludge double push hack
 - some minor bugs fixed