Added destructors and comments.

Added correct spill candidate selection logic.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1493 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Ruchira Sasanka
2002-01-07 19:19:18 +00:00
parent c1a29f10a6
commit 4f3eb22e1f
10 changed files with 648 additions and 266 deletions

View File

@@ -1,6 +1,9 @@
#include "llvm/CodeGen/IGNode.h"
//-----------------------------------------------------------------------------
// Constructor
//-----------------------------------------------------------------------------
IGNode::IGNode(LiveRange *const PLR, unsigned int Ind): Index(Ind),
AdjList(),
ParentLR(PLR)
@@ -11,9 +14,11 @@ IGNode::IGNode(LiveRange *const PLR, unsigned int Ind): Index(Ind),
}
void IGNode::pushOnStack() // sets on to stack and
{ // reduce the degree of neighbors
//-----------------------------------------------------------------------------
// Sets this IGNode on stack and reduce the degree of neighbors
//-----------------------------------------------------------------------------
void IGNode::pushOnStack()
{
OnStack = true;
int neighs = AdjList.size();
@@ -25,7 +30,10 @@ void IGNode::pushOnStack() // sets on to stack and
for(int i=0; i < neighs; i++) (AdjList[i])->decCurDegree();
}
//-----------------------------------------------------------------------------
// Deletes an adjacency node. IGNodes are deleted when coalescing merges
// two IGNodes together.
//-----------------------------------------------------------------------------
void IGNode::delAdjIGNode(const IGNode *const Node) {
vector <IGNode *>::iterator It = AdjList.begin();