Devang Patel 016c5829a5 During bottom up fast-isel, instructions emitted to materalize registers are at top of basic block and do not have debug location. This may misguide debugger while entering the basic block and sometimes debugger provides semi useful view of current location to developer by picking up previous known location as current location. Assign a sensible location to the first instruction in a basic block, if it does not have one location derived from source file, so that debugger can provide meaningful user experience to developers in edge cases. ...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133953 91177308-0d34-0410-b5e6-96231b3b80d8

2011-06-27 22:32:04 +00:00

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