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| author | Tom Stellard <thomas.stellard@amd.com> | 2016-12-06 21:13:30 +0000 |
|---|---|---|
| committer | Tom Stellard <thomas.stellard@amd.com> | 2016-12-06 21:13:30 +0000 |
| commit | 00cfa747156c8a7bb25be3e6a85272a61b0b15ca (patch) | |
| tree | 3f9aaf7d2c08c06a3c88cf8b2bf7d81e7cb1287d /llvm/lib/Transforms/Scalar/LoopRotation.cpp | |
| parent | 14ceb45fb491ea54a61efb9e32c7b1dc902fa009 (diff) | |
| download | bcm5719-llvm-00cfa747156c8a7bb25be3e6a85272a61b0b15ca.tar.gz bcm5719-llvm-00cfa747156c8a7bb25be3e6a85272a61b0b15ca.zip | |
AMDGPU/SI: Don't move copies of immediates to the VALU
Summary:
If we write an immediate to a VGPR and then copy the VGPR to an
SGPR, we can replace the copy with a S_MOV_B32 sgpr, imm, rather than
moving the copy to the SALU.
Reviewers: arsenm
Subscribers: kzhuravl, wdng, nhaehnle, yaxunl, llvm-commits, tony-tye
Differential Revision: https://reviews.llvm.org/D27272
llvm-svn: 288849
Diffstat (limited to 'llvm/lib/Transforms/Scalar/LoopRotation.cpp')
0 files changed, 0 insertions, 0 deletions
