tree a63fb0b3bc947a1a3ceb9f2e048de835d556656d
parent 0e3fa89f53a3928df12e22503dc5782a31350684
author Thomas Lively <tlively@google.com> 1618432989 -0700
committer Copybara-Service <copybara-worker@google.com> 1618600355 -0700

[WebAssembly] Codegen for i64x2.extend_{low,high}_i32x4_{s,u}

Removes the builtins and intrinsics used to opt in to using these instructions
and replaces them with normal ISel patterns now that they are no longer
prototypes.

Differential Revision: https://reviews.llvm.org/D100402

GitOrigin-RevId: 6a18cc23efad410db48a3ccfc233d215de7d4cb9