[PATCH] D56428: [SelectionDAGBuilder] Respect getBooleanContents in copies to VRegs

[Thomas Lively via Phabricator via llvm-commits]

tlively created this revision.
tlively added reviewers: dschuff, aheejin.
Herald added subscribers: llvm-commits, sunfish, jgravelle-google, sbc100.

Fixes https://bugs.llvm.org/show_bug.cgi?id=40172. See
test/CodeGen/WebAssembly/bug-40172.ll for an explanation. The changes
to X86 codegen are unfortunate if they are unnecessary, and I'd be
happy to accept feedback on how to make this fix less disruptive.


Repository:
  rL LLVM

https://reviews.llvm.org/D56428

Files:
  lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  test/CodeGen/WebAssembly/bug-40172.ll
  test/CodeGen/X86/and-sink.ll
  test/CodeGen/X86/fast-isel-select.ll
  test/CodeGen/X86/gpr-to-mask.ll
  test/CodeGen/X86/test-shrink-bug.ll
  test/CodeGen/X86/xmulo.ll

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