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2020 Oct 15
3
Out-of-line atomics implementation ways
Greetings everyone,
I am working on Aarch64 LSE out-of-line atomics support in LLVM, porting this GCC series: https://gcc.gnu.org/legacy-ml/gcc-patches/2019-09/msg01034.html
After local design experiments I've got some questions about upstream-suitable ways of implementation. More specifically:
1. Pass to expand atomics to library helper functions calls.
These helpers test for the presence
2020 Oct 15
0
Out-of-line atomics implementation ways
...alls.def seems a bit unfortunate, but I think you can reduce that using some C macros.
On the compiler-rt side, given the large number of functions, some CMake magic might be appropriate.
-Eli
-----Original Message-----
From: llvm-dev <llvm-dev-bounces at lists.llvm.org> On Behalf Of Pavel Iliin via llvm-dev
Sent: Thursday, October 15, 2020 9:53 AM
To: llvm-dev at lists.llvm.org
Subject: [EXT] [llvm-dev] Out-of-line atomics implementation ways
Greetings everyone,
I am working on Aarch64 LSE out-of-line atomics support in LLVM, porting this GCC series: https://gcc.gnu.org/legacy-ml/gcc-pat...