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* Duncan deftly points out that readnone functions aren'tChris Lattner2011-01-031-0/+13
* earlycse can do trivial with-a-block dead store Chris Lattner2011-01-031-0/+10
* now that loads are in their own table, we can implementChris Lattner2011-01-031-0/+9
* add a testcase for readonly call CSEChris Lattner2011-01-031-0/+12
* Teach EarlyCSE to do trivial CSE of loads and read-only calls.Chris Lattner2011-01-031-0/+45
* add DEBUG and -stats output to earlycse.Chris Lattner2011-01-021-2/+13
* Enhance earlycse to do CSE of casts, instsimplify and die.Chris Lattner2011-01-022-0/+24