[PATCH] D70504: [X86] Add support for STRICT_FP_ROUND/STRICT_FP_EXTEND from/to fp128 to/from f32/f64/f80 in 64-bit mode.

[Craig Topper via Phabricator via llvm-commits]

craig.topper created this revision.
craig.topper added reviewers: andrew.w.kaylor, eli.friedman, kpn, uweigand, pengfei, LiuChen3.
Herald added subscribers: hiraditya, srhines.
Herald added a project: LLVM.

These need to emit a libcall like we do for the non-strict version.

32-bit mode needs to SoftenFloat support to be implemented for strict FP nodes.


https://reviews.llvm.org/D70504

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/fp128-cast-strict.ll

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