[all-commits] [llvm/llvm-project] 11fb09: [X86] Change precision control to FP80 during u64-...

Craig Topper via All-commits all-commits at lists.llvm.org
Mon Feb 6 07:36:00 PST 2023

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 11fb09ec0afa8620bba44f374763e2ad64332e2e
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2023-02-06 (Mon, 06 Feb 2023)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/lib/Target/X86/X86ISelLowering.h
    M llvm/lib/Target/X86/X86InstrFPStack.td
    M llvm/test/CodeGen/X86/uint64-to-float.ll

  Log Message:
  [X86] Change precision control to FP80 during u64->fp32 conversion on Windows.

This is an alternative to D141074 to fix the problem by adjusting
the precision control dynamically.

Reviewed By: icedrocket

Differential Revision: https://reviews.llvm.org/D142178

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