[PATCH] D27209: [mips] Fix compact branch hazard detection
Simon Dardis via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Nov 29 05:52:28 PST 2016
sdardis created this revision.
sdardis added a reviewer: vkalintiris.
sdardis added a subscriber: llvm-commits.
sdardis set the repository for this revision to rL LLVM.
In certain cases it is possible that transient instructions such as
%reg = IMPLICIT_DEF as a single instruction in a basic block to reach
the MipsHazardSchedule pass. This patch teaches MipsHazardSchedule to
properly look through such cases.
Repository:
rL LLVM
https://reviews.llvm.org/D27209
Files:
lib/Target/Mips/MipsHazardSchedule.cpp
test/CodeGen/Mips/compactbranches/compact-branch-implicit-def.mir
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