[PATCH] D87115: [FPEnv][X86][SystemZ] Use different algorithms for i64->double uint_to_fp under strictfp to avoid producing -0.0 when rounding toward negative infinity

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 299574.
craig.topper added a comment.

Add the requested comment. @efriedma can you check my logic


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D87115/new/

https://reviews.llvm.org/D87115

Files:
  llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
  llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/SystemZ/fp-strict-conv-08.ll
  llvm/test/CodeGen/X86/fp-intrinsics.ll
  llvm/test/CodeGen/X86/fp-strict-scalar-inttofp.ll
  llvm/test/CodeGen/X86/vec-strict-inttofp-128.ll
  llvm/test/CodeGen/X86/vec-strict-inttofp-256.ll
  llvm/test/CodeGen/X86/vec-strict-inttofp-512.ll
  llvm/test/CodeGen/X86/vector-constrained-fp-intrinsics.ll

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