[PATCH] D29835: Correct register pressure calculation in presence of subregs
Stanislav Mekhanoshin via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Feb 21 10:55:22 PST 2017
rampitec updated this revision to Diff 89245.
rampitec added a comment.
Added callback for a target to estimate register unit weight given a lane mask, since that is unclear if proportional weight is correct for all targets.
Repository:
rL LLVM
https://reviews.llvm.org/D29835
Files:
include/llvm/CodeGen/RegisterPressure.h
include/llvm/Target/TargetRegisterInfo.h
lib/CodeGen/MachineScheduler.cpp
lib/CodeGen/RegisterPressure.cpp
lib/CodeGen/TargetRegisterInfo.cpp
lib/Target/AMDGPU/SIRegisterInfo.cpp
lib/Target/AMDGPU/SIRegisterInfo.h
test/CodeGen/AMDGPU/load-global-i32.ll
test/CodeGen/AMDGPU/schedule-regpressure-subregs.mir
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