[PATCH] D50597: [WebAssembly] SIMD extract_lane

[Thomas Lively via Phabricator via llvm-commits]

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

Implement instruction selection for all versions of the extract_lane
instruction. Use explicit sext/zext to differentiate between
extract_lane_s and extract_lane_u for applicable types, otherwise
default to extract_lane_u.

Patch by Thomas Lively


Repository:
  rL LLVM

https://reviews.llvm.org/D50597

Files:
  lib/Target/WebAssembly/WebAssemblyInstrSIMD.td
  test/CodeGen/WebAssembly/simd.ll

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