[PATCH] D72050: [opt] refactor opt main function

[Kókai Péter via Phabricator via llvm-commits]

Kokan created this revision.
Kokan added a reviewer: LLVM.
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- set ->keep() as soon as possible
- refactor target machine detection
- refactor early exit with -module-summary/hash with -S option
- refactor use OutputKind
- extract initialize passes
- run-twice small refactors
- use == for SmallVector

Signed-off-by: Peter Kokai <kokaipeter at gmail.com>


https://reviews.llvm.org/D72050

Files:
  llvm/tools/llc/llc.cpp
  llvm/tools/opt/opt.cpp

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