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(parent: 9e41f53) | patch
AMDGPU: Add combine for short vector extract_vector_elts
authorMatt Arsenault <Matthew.Arsenault@amd.com>
Fri, 15 Jun 2018 15:31:36 +0000 (15:31 +0000)
committerMatt Arsenault <Matthew.Arsenault@amd.com>
Fri, 15 Jun 2018 15:31:36 +0000 (15:31 +0000)
commitbd0b6b0e98ccbdc3160bcf50ddce077598c80e6d
treece1d73f68fbe2f683c61195c21eb1fbed3e9e31btree | snapshot
parent9e41f5314ebea583cd537e9f0b17ba7932bf8adfcommit | diff
AMDGPU: Add combine for short vector extract_vector_elts

Try to access pieces 4 bytes at a time. This helps
various hasOneUse extract_vector_elt combines, such
as load width reductions.

Avoids test regressions in a future commit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@334836 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/AMDGPU/SIISelLowering.cpp diff | blob | history
test/CodeGen/AMDGPU/extract_vector_elt-f16.ll diff | blob | history
test/CodeGen/AMDGPU/extract_vector_elt-i16.ll diff | blob | history
test/CodeGen/AMDGPU/extract_vector_elt-i8.ll diff | blob | history
external/llvm
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