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3 Commits

Author SHA1 Message Date
Rafael Espindola 8f62b3248e Pattern match a setcc of boolean value with 0 as a truncate. 
llvm-svn: 154322
 2012-04-09 16:06:03 +00:00
Rafael Espindola 77242fa79e Add a triple to the test. 
llvm-svn: 153818
 2012-03-31 18:59:07 +00:00
Rafael Espindola 80c540e656 Teach CodeGen's version of computeMaskedBits to understand the range metadata. 
This is the CodeGen equivalent of r153747. I tested that there is not noticeable
performance difference with any combination of -O0/-O2 /-g when compiling
gcc as a single compilation unit.

llvm-svn: 153817
 2012-03-31 18:14:00 +00:00