[PATCH] D104427: [amdgpu] Improve the from f32 to i64.

[Michael Liao via Phabricator via llvm-commits]

hliao created this revision.
hliao added reviewers: arsenm, rampitec.
Herald added subscribers: foad, kerbowa, hiraditya, t-tye, tpr, dstuttard, yaxunl, nhaehnle, jvesely, kzhuravl.
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Herald added subscribers: llvm-commits, wdng.
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- Take the same principle as the conversion from f64 to i64 with extra necessary pre- and post-processing. It helps to reduce that conversion sequence by half compared to legacy one.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D104427

Files:
  llvm/lib/Target/AMDGPU/AMDGPUISelLowering.cpp
  llvm/lib/Target/AMDGPU/AMDGPUISelLowering.h
  llvm/test/CodeGen/AMDGPU/fp_to_sint.ll
  llvm/test/CodeGen/AMDGPU/fp_to_uint.ll

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