[all-commits] [llvm/llvm-project] 7f7b0d: [libc] Add implementations of nextafter[f|l] funct...

[Siva Chandra via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 7f7b0dc4e15fac5f91f8f6dcc7f91c9025f41ae0
      https://github.com/llvm/llvm-project/commit/7f7b0dc4e15fac5f91f8f6dcc7f91c9025f41ae0
  Author: Siva Chandra Reddy <sivachandra at google.com>
  Date:   2021-01-05 (Tue, 05 Jan 2021)

  Changed paths:
    M libc/config/linux/aarch64/entrypoints.txt
    M libc/config/linux/x86_64/entrypoints.txt
    M libc/fuzzing/math/CMakeLists.txt
    M libc/fuzzing/math/Compare.h
    A libc/fuzzing/math/nextafter_differential_fuzz.cpp
    M libc/spec/stdc.td
    M libc/src/math/CMakeLists.txt
    A libc/src/math/nextafter.cpp
    A libc/src/math/nextafter.h
    A libc/src/math/nextafterf.cpp
    A libc/src/math/nextafterf.h
    A libc/src/math/nextafterl.cpp
    A libc/src/math/nextafterl.h
    M libc/test/src/math/CMakeLists.txt
    A libc/test/src/math/NextAfterTest.h
    A libc/test/src/math/nextafter_test.cpp
    A libc/test/src/math/nextafterf_test.cpp
    A libc/test/src/math/nextafterl_test.cpp
    M libc/utils/FPUtil/LongDoubleBitsX86.h
    M libc/utils/FPUtil/ManipulationFunctions.h
    A libc/utils/FPUtil/NextAfterLongDoubleX86.h

  Log Message:
  -----------
  [libc] Add implementations of nextafter[f|l] functions.

A differential fuzzer for these functions has also been added.
Along the way, a small correction has been done to the normal/subnormal
limits of x86 long double values.

Reviewed By: lntue

Differential Revision: https://reviews.llvm.org/D94109