[PATCH] D20057: [X86][SSE] Improve cost model for i64 vector comparisons on pre-SSE42 targets

[Sanjay Patel via llvm-commits]

spatel accepted this revision.
spatel added a comment.
This revision is now accepted and ready to land.

LGTM.

Looks like another case that suggests the correct way to solve these kinds of problems in general: derive the TTI cost model directly from the sched machine model.


Repository:
  rL LLVM

http://reviews.llvm.org/D20057