[all-commits] [llvm/llvm-project] 019d76: [MIPS]Fix QNaNs in the MIPS legacy NaN encodings (...

anbbna via All-commits all-commits at lists.llvm.org
Wed May 14 02:26:09 PDT 2025


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 019d7694df91d75322e3c19ebc2e1aa7d3120e02
      https://github.com/llvm/llvm-project/commit/019d7694df91d75322e3c19ebc2e1aa7d3120e02
  Author: anbbna <117081688+anbbna at users.noreply.github.com>
  Date:   2025-05-14 (Wed, 14 May 2025)

  Changed paths:
    M llvm/lib/Target/Mips/MipsISelLowering.cpp
    M llvm/lib/Target/Mips/MipsISelLowering.h
    A llvm/test/CodeGen/Mips/qnan.ll

  Log Message:
  -----------
  [MIPS]Fix QNaNs in the MIPS legacy NaN encodings (#139829)

The MSB of the mantissa should be zero for QNaNs in the MIPS legacy NaN
encodings, and one for sNaNs.

Fix #100495



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