[all-commits] [llvm/llvm-project] 1d1f5a: [flang] Handle subnormals while folding SCALE, SET...

Peter Klausler via All-commits all-commits at lists.llvm.org
Sun Aug 7 16:12:37 PDT 2022

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1d1f5a5251f7570615f0669a56af0ac5b8b302bc
  Author: Peter Klausler <pklausler at nvidia.com>
  Date:   2022-08-07 (Sun, 07 Aug 2022)

  Changed paths:
    M flang/include/flang/Evaluate/real.h
    M flang/lib/Evaluate/real.cpp
    M flang/test/Evaluate/folding07.f90

  Log Message:
  [flang] Handle subnormals while folding SCALE, SET_EXPONENT, & FRACTION

The implementations of folding for the intrinsic functions SCALE and SET_EXPONENT
do not cope correctly with numbers in the subnormal range.  Fix SCALE,
then modify SET_EXPONENT to be a special case of SCALE.

Differential Revision: https://reviews.llvm.org/D131099

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