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[NFC] Add a couple of dump routines for RegisterPressure helper classes 

llvm-svn: 369037
This commit is contained in:
Philip Reames 2019-08-15 18:49:39 +00:00
parent 3f2850bc60
commit d202899431
2 changed files with 19 additions and 0 deletions
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3
llvm/include/llvm/CodeGen/RegisterPressure.h
View File

@ -129,6 +129,8 @@ public:
bool operator==(const PressureChange &RHS) const { bool operator==(const PressureChange &RHS) const {
return PSetID == RHS.PSetID && UnitInc == RHS.UnitInc; return PSetID == RHS.PSetID && UnitInc == RHS.UnitInc;
} }
void dump() const;
}; };
/// List of PressureChanges in order of increasing, unique PSetID. /// List of PressureChanges in order of increasing, unique PSetID.
@ -248,6 +250,7 @@ struct RegPressureDelta {
bool operator!=(const RegPressureDelta &RHS) const { bool operator!=(const RegPressureDelta &RHS) const {
return !operator==(RHS); return !operator==(RHS);
} }
void dump() const;
}; };
/// A set of live virtual registers and physical register units. /// A set of live virtual registers and physical register units.

16
llvm/lib/CodeGen/RegisterPressure.cpp
View File

@ -134,6 +134,22 @@ void PressureDiff::dump(const TargetRegisterInfo &TRI) const {
} }
dbgs() << '\n'; dbgs() << '\n';
} }
LLVM_DUMP_METHOD
void PressureChange::dump() const {
dbgs() << "[" << getPSetOrMax() << ", " << getUnitInc() << "]\n";
}
void RegPressureDelta::dump() const {
dbgs() << "[Excess=";
Excess.dump();
dbgs() << ", CriticalMax=";
CriticalMax.dump();
dbgs() << ", CurrentMax=";
CurrentMax.dump();
dbgs() << "]\n";
}
#endif #endif
void RegPressureTracker::increaseRegPressure(unsigned RegUnit, void RegPressureTracker::increaseRegPressure(unsigned RegUnit,