[PATCH] D140119: [PowerPC][GIsel] Materialize i64 constants.

[Kai Nacke via Phabricator via llvm-commits]

Kai created this revision.
Kai added reviewers: nemanjai, shchenz, amyk, arsenm, aemerson.
Herald added subscribers: kbarton, hiraditya.
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Kai requested review of this revision.
Herald added subscribers: llvm-commits, wdng.
Herald added a project: LLVM.

Adds support for i64 constant. It uses the same pattern-based
approach as in SDAG (see `PPCISelDAGToDAG::selectI64ImmDirect()`,
`PPCISelDAGToDAG::selectI64Imm()`). It does not support the
prefixed instructions.


https://reviews.llvm.org/D140119

Files:
  llvm/lib/Target/PowerPC/GISel/PPCInstructionSelector.cpp
  llvm/test/CodeGen/PowerPC/GlobalISel/ppc-isel-constant.ll

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