[PATCH] D60033: [MSP430] Expand Atomic nodes

[Afonso Bordado via Phabricator via llvm-commits]

INdek created this revision.
INdek added reviewers: asl, mskvortsov.
Herald added subscribers: llvm-commits, jdoerfert, jfb, hiraditya.
Herald added a project: LLVM.

Expand most atomic nodes into their respective libcalls.

Missing is the cmpxchg operation which produces ATOMIC_CMP_SWAP_WITH_SUCCESS.
A number of optimizations can still be done with these nodes.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D60033

Files:
  llvm/lib/Target/MSP430/MSP430ISelLowering.cpp
  llvm/test/CodeGen/MSP430/atomics/fence.ll
  llvm/test/CodeGen/MSP430/atomics/load.ll
  llvm/test/CodeGen/MSP430/atomics/load_add.ll
  llvm/test/CodeGen/MSP430/atomics/load_and.ll
  llvm/test/CodeGen/MSP430/atomics/load_max.ll
  llvm/test/CodeGen/MSP430/atomics/load_min.ll
  llvm/test/CodeGen/MSP430/atomics/load_nand.ll
  llvm/test/CodeGen/MSP430/atomics/load_or.ll
  llvm/test/CodeGen/MSP430/atomics/load_sub.ll
  llvm/test/CodeGen/MSP430/atomics/load_swap.ll
  llvm/test/CodeGen/MSP430/atomics/load_umax.ll
  llvm/test/CodeGen/MSP430/atomics/load_umin.ll
  llvm/test/CodeGen/MSP430/atomics/load_xor.ll
  llvm/test/CodeGen/MSP430/atomics/store.ll
  llvm/test/CodeGen/MSP430/atomics/swap.ll

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