Removed duplicate FindLib implementation from llvm-link
platin: deal with different basic blocks mapping to the same address
patmos: move getInstrSize() from function splitter to PatmosInstrInfo, and use it for PatmosExport
Use opt level in Patmos backend
Reusing existing InstrInfo for size calculation
Updated readme for new driver options
Some minor rewording of option descriptions
add some patterns for multiplication with constant
Removed llvm-ld
Merge branch 'master' into singlepath2
renamed Level -> Depth in SinglePathInfo