[all-commits] [llvm/llvm-project] 8ca614: [libc][math] Implement double precision exp2 funct...

[lntue via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8ca614aa22df471150bf71861c00eb6a9c3f5376
      https://github.com/llvm/llvm-project/commit/8ca614aa22df471150bf71861c00eb6a9c3f5376
  Author: Tue Ly <lntue at google.com>
  Date:   2023-08-25 (Fri, 25 Aug 2023)

  Changed paths:
    M libc/config/darwin/arm/entrypoints.txt
    M libc/config/linux/aarch64/entrypoints.txt
    M libc/config/linux/riscv64/entrypoints.txt
    M libc/config/linux/x86_64/entrypoints.txt
    M libc/config/windows/entrypoints.txt
    M libc/docs/math/index.rst
    M libc/spec/stdc.td
    M libc/src/__support/FPUtil/CMakeLists.txt
    A libc/src/__support/FPUtil/triple_double.h
    M libc/src/math/CMakeLists.txt
    A libc/src/math/exp2.h
    M libc/src/math/generic/CMakeLists.txt
    M libc/src/math/generic/common_constants.cpp
    M libc/src/math/generic/common_constants.h
    M libc/src/math/generic/exp.cpp
    A libc/src/math/generic/exp2.cpp
    M libc/src/math/generic/explogxf.h
    M libc/test/src/math/CMakeLists.txt
    A libc/test/src/math/exp2_test.cpp

  Log Message:
  -----------
  [libc][math] Implement double precision exp2 function correctly rounded for all rounding modes.

Implement double precision exp2 function correctly rounded for all
rounding modes.  Using the same algorithm as double precision exp function in
https://reviews.llvm.org/D158551.

Reviewed By: zimmermann6

Differential Revision: https://reviews.llvm.org/D158812