maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[RegisterBankInfo] Add debug print to check how the initialization is going. 

llvm-svn: 265475
This commit is contained in:
Quentin Colombet 2016-04-05 21:47:56 +00:00
parent 7e5404cc20
commit 0195826998
1 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
llvm/lib/CodeGen/GlobalISel/RegisterBankInfo.cpp
View File

@ -13,6 +13,7 @@
#include "llvm/CodeGen/GlobalISel/RegisterBank.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/GlobalISel/RegisterBankInfo.h"
#include "llvm/Support/Debug.h"
#include "llvm/Target/TargetRegisterInfo.h"
#include <algorithm> // For std::max.
@ -33,11 +34,14 @@ void RegisterBankInfo::verify(const TargetRegisterInfo &TRI) const {
const RegisterBank &RegBank = getRegBank(Idx);
assert(Idx == RegBank.getID() &&
"ID does not match the index in the array");
DEBUG(dbgs() << "Verify " << RegBank << '\n');
RegBank.verify(TRI);
}
}
void RegisterBankInfo::createRegisterBank(unsigned ID, const char *Name) {
DEBUG(dbgs() << "Create register bank: " << ID << " with name \"" << Name
<< "\"\n");
RegisterBank &RegBank = getRegBank(ID);
assert(RegBank.getID() == RegisterBank::InvalidID &&
"A register bank should be created only once");
@ -50,6 +54,9 @@ void RegisterBankInfo::addRegBankCoverage(unsigned ID,
const TargetRegisterInfo &TRI) {
RegisterBank &RB = getRegBank(ID);
unsigned NbOfRegClasses = TRI.getNumRegClasses();
DEBUG(dbgs() << "Add coverage for: " << RB << '\n');
// Check if RB is underconstruction.
if (!RB.isValid())
RB.ContainedRegClasses.resize(NbOfRegClasses);
@ -69,6 +76,10 @@ void RegisterBankInfo::addRegBankCoverage(unsigned ID,
unsigned RCId = WorkList.pop_back_val();
const TargetRegisterClass &CurRC = *TRI.getRegClass(RCId);
DEBUG(dbgs() << "Examine: " << TRI.getRegClassName(&CurRC)
<< "(Size*8: " << (CurRC.getSize() * 8) << ")\n");
// Remember the biggest size in bits.
MaxSize = std::max(MaxSize, CurRC.getSize() * 8);