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d47587
2018 Jun 13
12
RFC: Atomic LL/SC loops in LLVM revisited
...t would be worth getting feedback on the path forwards first.
* D47587: [RISCV] Codegen support for atomic operations on RV32I.
<https://reviews.llvm.org/D47587>. Simply adds support for lowering fences and
uses AtomicExpandPass to generate libatomic calls otherwise. Committed in
rL334590.
* D47589: [RISCV] Add codegen support for atomic load/stores with RV32A.
<https://reviews.llvm.org/D47589>. Use AtomicExpandPass to insert fences for
atomic load/store. Committed in rL334591.
* D47882: [RISCV] Codegen for i8, i16, and i32 atomicrmw with RV32A.
<https://reviews.llvm.org/D47882>....