Jonas Devlieghere 965b598b2a [DebugInfo] Normalize common kinds of DWARF sub-expressions. ...

Normalize common kinds of DWARF sub-expressions to make debug info
encoding a bit more compact:

  DW_OP_constu [X < 32] -> DW_OP_litX
  DW_OP_constu [all ones] -> DW_OP_lit0, DW_OP_not (64-bit only)

Differential revision: https://reviews.llvm.org/D51640

llvm-svn: 341457

2018-09-05 10:18:36 +00:00

14 KiB

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