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author | Andrew Trick <atrick@apple.com> | 2012-05-24 22:10:59 +0000 |
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committer | Andrew Trick <atrick@apple.com> | 2012-05-24 22:10:59 +0000 |
commit | 5f887fab35cd71a1e6fcbfa64ae5cbbf43b39807 (patch) | |
tree | edd81bdcf2c5dc5c2083eeda6bd30cc325f17479 /lib/CodeGen/RegisterPressure.cpp | |
parent | a7de4b99e47fc5061181ecdf7fd65e1b8441e2e7 (diff) | |
download | llvm-5f887fab35cd71a1e6fcbfa64ae5cbbf43b39807.tar.gz llvm-5f887fab35cd71a1e6fcbfa64ae5cbbf43b39807.tar.bz2 llvm-5f887fab35cd71a1e6fcbfa64ae5cbbf43b39807.tar.xz |
regpressure: Added RegisterPressure::dump
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@157423 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/RegisterPressure.cpp')
-rw-r--r-- | lib/CodeGen/RegisterPressure.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/CodeGen/RegisterPressure.cpp b/lib/CodeGen/RegisterPressure.cpp index 0bdb19a776..b1c1c513da 100644 --- a/lib/CodeGen/RegisterPressure.cpp +++ b/lib/CodeGen/RegisterPressure.cpp @@ -18,6 +18,8 @@ #include "llvm/CodeGen/LiveIntervalAnalysis.h" #include "llvm/CodeGen/MachineRegisterInfo.h" #include "llvm/Target/TargetMachine.h" +#include "llvm/Support/Debug.h" +#include "llvm/Support/raw_ostream.h" using namespace llvm; @@ -61,6 +63,22 @@ void RegisterPressure::decrease(const TargetRegisterClass *RC, decreaseSetPressure(MaxSetPressure, RC, TRI); } +void RegisterPressure::dump(const TargetRegisterInfo *TRI) { + dbgs() << "Live In: "; + for (unsigned i = 0, e = LiveInRegs.size(); i < e; ++i) + dbgs() << PrintReg(LiveInRegs[i], TRI) << " "; + dbgs() << '\n'; + dbgs() << "Live Out: "; + for (unsigned i = 0, e = LiveOutRegs.size(); i < e; ++i) + dbgs() << PrintReg(LiveOutRegs[i], TRI) << " "; + dbgs() << '\n'; + for (unsigned i = 0, e = MaxSetPressure.size(); i < e; ++i) { + if (MaxSetPressure[i] != 0) + dbgs() << TRI->getRegPressureSetName(i) << "=" << MaxSetPressure[i] + << '\n'; + } +} + /// Increase the current pressure as impacted by these physical registers and /// bump the high water mark if needed. void RegPressureTracker::increasePhysRegPressure(ArrayRef<unsigned> Regs) { |