[PATCH] D69559: [AArch64] Improve codegen of volatile load/store of i128

[Victor Campos via Phabricator via llvm-commits]

vhscampos created this revision.
Herald added subscribers: llvm-commits, hiraditya, kristof.beyls.
Herald added a project: LLVM.

Instead of generating two i64 instructions for each load or store of a
volatile i128 value (two LDRs or STRs), now emit a single LDP or STP.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D69559

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/cmpxchg-O0.ll
  llvm/test/CodeGen/AArch64/i128_volatile_load_store.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D69559.226882.patch
Type: text/x-patch
Size: 6806 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20191029/099d420d/attachment.bin>