[PATCH] D156852: [AMDGPU] Use inreg for hint to preload kernel arguments

[Austin Kerbow via Phabricator via llvm-commits]

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This patch is the first in a series that adds support for pre-loading
kernel arguments into SGPRs. The command-line argument
'amdgpu-kernarg-preload-count' is used to specify the number of
arguments sequentially from the first that we should attempt to preload,
the default is 0.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D156852

Files:
  llvm/lib/Target/AMDGPU/AMDGPUAttributor.cpp
  llvm/test/CodeGen/AMDGPU/preload-kernal-args-inreg-hints.ll

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