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misched: Allow disabling scoreboard hazard checking for subtargets with a
authorAndrew Trick <atrick@apple.com>
Tue, 5 Jun 2012 03:44:32 +0000 (03:44 +0000)
committerAndrew Trick <atrick@apple.com>
Tue, 5 Jun 2012 03:44:32 +0000 (03:44 +0000)
commitd327d3ddddaf23fe920a01bf6304f6a8f4986e89
treea3d98b611d91732f06b3071906753600e1da011d
parentd05b46115f5049b7b094d4049aa88f09f7d6b65a
misched: Allow disabling scoreboard hazard checking for subtargets with a
valid itinerary but no pipeline stages.

An itinerary can contain useful scheduling information without specifying pipeline stages for each instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157977 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/CodeGen/ScheduleHazardRecognizer.h
lib/CodeGen/ScoreboardHazardRecognizer.cpp