[libc-commits] [PATCH] D124495: [libc] Implement double precision FMA for targets without FMA instructions.

[Tue Ly via Phabricator via libc-commits]

lntue updated this revision to Diff 425395.
lntue added a comment.

Correct the sign of 0 when there is exact cancellation.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D124495/new/

https://reviews.llvm.org/D124495

Files:
  libc/src/__support/FPUtil/CMakeLists.txt
  libc/src/__support/FPUtil/FMA.h
  libc/src/__support/FPUtil/Hypot.h
  libc/src/__support/FPUtil/clz.h
  libc/src/__support/FPUtil/generic/FMA.h
  libc/src/__support/FPUtil/generic/sqrt.h
  libc/src/__support/FPUtil/generic/sqrt_80_bit_long_double.h
  libc/test/src/math/CMakeLists.txt
  libc/test/src/math/FmaTest.h
  libc/test/src/math/fma_no_fma_test.cpp
  libc/test/src/math/fmaf_test.cpp

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D124495.425395.patch
Type: text/x-patch
Size: 18804 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/libc-commits/attachments/20220427/11b3bb22/attachment-0001.bin>