llvm-6502/lib/CodeGen/ScheduleDAGInstrs.cpp at 4bf6c19e94e4c7eb888d94c1aa322d23dbcc93ba

mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-10-30 16:17:05 +00:00

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Andrew Trick 63d578b5aa misched: cleanup reaching def computation

Ignore undef uses completely.
Use a more explicit SlotIndex API.
Add more explicit comments.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151233 91177308-0d34-0410-b5e6-96231b3b80d8

2012-02-23 03:16:24 +00:00

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