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Break RA_DEBUG option into several levels to get better control over

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debug output.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3724 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Vikram S. Adve
2002-09-14 23:05:33 +00:00
parent 521758fb79
commit 39c94e105f
12 changed files with 234 additions and 208 deletions
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27
lib/CodeGen/RegAlloc/InterferenceGraph.cpp
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@@ -1,6 +1,12 @@
//===-- InterferenceGraph.cpp ---------------------------------------------===//
//
// Interference graph for coloring-based register allocation for LLVM.
//
//===----------------------------------------------------------------------===//
#include "llvm/CodeGen/InterferenceGraph.h"
#include "Support/STLExtras.h"
#include "llvm/CodeGen/RegAllocCommon.h"
#include "Support/STLExtras.h"
#include <algorithm>
using std::cerr;
@@ -14,7 +20,7 @@ InterferenceGraph::InterferenceGraph(RegClass *const RC) : RegCl(RC),
{
IG = NULL;
Size = 0;
if( DEBUG_RA) {
if( DEBUG_RA >= RA_DEBUG_Interference) {
cerr << "Interference graph created!\n";
}
}
@@ -76,17 +82,15 @@ void InterferenceGraph::setInterference(const LiveRange *const LR1,
IGNode *const IGNode1 = LR1->getUserIGNode();
IGNode *const IGNode2 = LR2->getUserIGNode();
if( DEBUG_RA) {
assertIGNode( IGNode1 );
assertIGNode( IGNode2 );
}
assertIGNode( IGNode1 );
assertIGNode( IGNode2 );
const unsigned int row = IGNode1->getIndex();
const unsigned int col = IGNode2->getIndex();
char *val;
if( DEBUG_RA > 1)
if( DEBUG_RA >= RA_DEBUG_Interference > 1)
cerr << "setting intf for: [" << row << "][" << col << "]\n";
( row > col) ? val = &IG[row][col]: val = &IG[col][row];
@@ -107,11 +111,8 @@ unsigned InterferenceGraph::getInterference(const LiveRange *const LR1,
const LiveRange *const LR2 ) const {
assert(LR1 != LR2);
if( DEBUG_RA) {
assertIGNode( LR1->getUserIGNode() );
assertIGNode( LR2->getUserIGNode() );
}
assertIGNode( LR1->getUserIGNode() );
assertIGNode( LR2->getUserIGNode() );
const unsigned int row = LR1->getUserIGNode()->getIndex();
const unsigned int col = LR2->getUserIGNode()->getIndex();
@@ -144,7 +145,7 @@ void InterferenceGraph::mergeIGNodesOfLRs(const LiveRange *LR1,
assertIGNode( DestNode );
assertIGNode( SrcNode );
if( DEBUG_RA > 1) {
if( DEBUG_RA >= RA_DEBUG_Interference > 1) {
cerr << "Merging LRs: \""; printSet(*LR1);
cerr << "\" and \""; printSet(*LR2);
cerr << "\"\n";