[all-commits] [llvm/llvm-project] 880d37: [APFloat] Add APFloat support for FP4 data type (#...

[Durgadoss R via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 880d37038c7bbff53ef02c9d6b01cbbc87875243
      https://github.com/llvm/llvm-project/commit/880d37038c7bbff53ef02c9d6b01cbbc87875243
  Author: Durgadoss R <durgadossr at nvidia.com>
  Date:   2024-06-14 (Fri, 14 Jun 2024)

  Changed paths:
    M clang/lib/AST/MicrosoftMangle.cpp
    M llvm/include/llvm/ADT/APFloat.h
    M llvm/lib/Support/APFloat.cpp
    M llvm/unittests/ADT/APFloatTest.cpp

  Log Message:
  -----------
  [APFloat] Add APFloat support for FP4 data type (#95392)

This patch adds APFloat type support for the E2M1
FP4 datatype. The definitions for this format are
detailed in section 5.3.3 of the OCP specification,
which can be accessed here:

https://www.opencompute.org/documents/ocp-microscaling-formats-mx-v1-0-spec-final-pdf

Signed-off-by: Durgadoss R <durgadossr at nvidia.com>



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