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author | David Goodwin <david_goodwin@apple.com> | 2009-11-20 19:32:48 +0000 |
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committer | David Goodwin <david_goodwin@apple.com> | 2009-11-20 19:32:48 +0000 |
commit | 557bbe6b5d13faaec38f85a266db457c7cb09ff2 (patch) | |
tree | ac5211d581655b7f2ad15c64980ed4a80e1d3ae8 /lib/CodeGen/AntiDepBreaker.h | |
parent | 6cd8103bea5c0bc92f30b8021e9469131a2a408f (diff) | |
download | llvm-557bbe6b5d13faaec38f85a266db457c7cb09ff2.tar.gz llvm-557bbe6b5d13faaec38f85a266db457c7cb09ff2.tar.bz2 llvm-557bbe6b5d13faaec38f85a266db457c7cb09ff2.tar.xz |
Remove some old experimental code that is no longer needed. Remove additional, speculative scheduling pass as its cost did not translate into significant performance improvement. Minor tweaks.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89471 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/AntiDepBreaker.h')
-rw-r--r-- | lib/CodeGen/AntiDepBreaker.h | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/lib/CodeGen/AntiDepBreaker.h b/lib/CodeGen/AntiDepBreaker.h index b614f687a4..3ee30c6a18 100644 --- a/lib/CodeGen/AntiDepBreaker.h +++ b/lib/CodeGen/AntiDepBreaker.h @@ -21,9 +21,7 @@ #include "llvm/CodeGen/MachineRegisterInfo.h" #include "llvm/CodeGen/ScheduleDAG.h" #include "llvm/Target/TargetRegisterInfo.h" -#include "llvm/ADT/SmallSet.h" -#include "llvm/ADT/SmallVector.h" -#include <map> +#include <vector> namespace llvm { @@ -32,20 +30,8 @@ namespace llvm { /// anti-dependencies. class AntiDepBreaker { public: - typedef SmallSet<unsigned, 4> AntiDepRegSet; - typedef SmallVector<unsigned, 4> AntiDepRegVector; - typedef std::map<SUnit *, AntiDepRegVector> CandidateMap; - virtual ~AntiDepBreaker(); - /// GetMaxTrials - Return the maximum number of anti-dependence - /// breaking attempts that will be made for a block. - virtual unsigned GetMaxTrials() =0; - - /// NeedCandidates - Return true if the schedule must provide - /// candidates with BreakAntiDependencies(). - virtual bool NeedCandidates() =0; - /// Start - Initialize anti-dep breaking for a new basic block. virtual void StartBlock(MachineBasicBlock *BB) =0; @@ -54,7 +40,6 @@ public: /// the number of anti-dependencies broken. /// virtual unsigned BreakAntiDependencies(std::vector<SUnit>& SUnits, - CandidateMap& Candidates, MachineBasicBlock::iterator& Begin, MachineBasicBlock::iterator& End, unsigned InsertPosIndex) =0; |