[libc-commits] [PATCH] D100811: [libc] Add hardware implementations of fma and fmaf for x86_64 and aarch64.

[Thorsten via Phabricator via libc-commits]

tschuett added a comment.

Stupid question: why assembler instead of builtins:
https://github.com/gcc-mirror/gcc/blob/master/gcc/testsuite/gcc.target/ia64/builtin-fma-1.c
I guess there is a tradeoff between control over the process and helping the register allocator.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D100811/new/

https://reviews.llvm.org/D100811