[PATCH] D18226: Codegen: Tail-duplicate during placement.
Kyle Butt via llvm-commits
llvm-commits at lists.llvm.org
Mon Jun 27 17:32:41 PDT 2016
iteratee updated this revision to Diff 62047.
iteratee added a comment.
Herald added a subscriber: nemanjai.
Modified to work with tail-merging during layout.
Had to make tail-merging during layout less agressive so that it wouldn't undo tail-duplication.
http://reviews.llvm.org/D18226
Files:
include/llvm/CodeGen/TailDuplicator.h
lib/CodeGen/BranchFolding.cpp
lib/CodeGen/MachineBlockPlacement.cpp
lib/CodeGen/TailDuplicator.cpp
test/CodeGen/AArch64/machine_cse.ll
test/CodeGen/PowerPC/branch-opt.ll
test/CodeGen/PowerPC/tail-dup-analyzable-fallthrough.ll
test/CodeGen/PowerPC/tail-dup-layout.ll
test/CodeGen/WebAssembly/cfg-stackify.ll
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