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Use the new DEBUG(x) macro to allow debugging code to be enabled on the commandline

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2713 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2002-05-22 17:17:27 +00:00
parent 70e60cbd4d
commit f016ea4ff8
4 changed files with 36 additions and 62 deletions
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12
lib/Transforms/Scalar/Reassociate.cpp
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@ -27,9 +27,6 @@
#include "Support/PostOrderIterator.h"
#include "Support/StatisticReporter.h"
//#define DEBUG_REASSOC(x) std::cerr << x
#define DEBUG_REASSOC(x)
static Statistic<> NumLinear ("reassociate\t- Number of insts linearized");
static Statistic<> NumChanged("reassociate\t- Number of insts reassociated");
static Statistic<> NumSwapped("reassociate\t- Number of insts with operands swapped");
@ -125,7 +122,7 @@ bool Reassociate::ReassociateExpr(BinaryOperator *I) {
std::swap(LHSRank, RHSRank);
Changed = true;
++NumSwapped;
DEBUG_REASSOC("Transposed: " << I << " Result BB: " << I->getParent());
DEBUG(std::cerr << "Transposed: " << I << " Result BB: " << I->getParent());
}
// If the LHS is the same operator as the current one is, and if we are the
@ -147,7 +144,8 @@ bool Reassociate::ReassociateExpr(BinaryOperator *I) {
I->setOperand(1, LHSI);
++NumChanged;
DEBUG_REASSOC("Reassociated: " << I << " Result BB: " <<I->getParent());
DEBUG(std::cerr << "Reassociated: " << I << " Result BB: "
<< I->getParent());
// Since we modified the RHS instruction, make sure that we recheck it.
ReassociateExpr(LHSI);
@ -238,7 +236,7 @@ bool Reassociate::ReassociateBB(BasicBlock *BB) {
I = Tmp;
++NumLinear;
Changed = true;
DEBUG_REASSOC("Linearized: " << I << " Result BB: " << BB);
DEBUG(std::cerr << "Linearized: " << I << " Result BB: " << BB);
}
// Make sure that this expression is correctly reassociated with respect
@ -269,7 +267,7 @@ bool Reassociate::ReassociateBB(BasicBlock *BB) {
New->setOperand(1, NegateValue(NegatedValue, BB, BI));
--BI;
Changed = true;
DEBUG_REASSOC("Negated: " << New << " Result BB: " << BB);
DEBUG(std::cerr << "Negated: " << New << " Result BB: " << BB);
}
}