6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-08-15 06:29:05 +00:00
Code Issues Projects Releases Wiki Activity

There is no need to clone over nodes that are going to be dead anyway

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11157 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2004-02-07 22:00:03 +00:00
parent 5616dc9ea6
commit a5ca28cafe
1 changed files with 5 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
lib/Analysis/DataStructure/DataStructure.cpp
View File

@@ -1112,10 +1112,12 @@ void DSGraph::cloneInto(const DSGraph &G, DSScalarMap &OldValMap,
BitsToClear |= DSNode::DEAD; // Clear dead flag... BitsToClear |= DSNode::DEAD; // Clear dead flag...
for (unsigned i = 0, e = G.Nodes.size(); i != e; ++i) { for (unsigned i = 0, e = G.Nodes.size(); i != e; ++i) {
DSNode *Old = G.Nodes[i]; DSNode *Old = G.Nodes[i];
if (!Old->isForwarding()) {
DSNode *New = new DSNode(*Old, this); DSNode *New = new DSNode(*Old, this);
New->maskNodeTypes(~BitsToClear); New->maskNodeTypes(~BitsToClear);
OldNodeMap[Old] = New; OldNodeMap[Old] = New;
} }
}
#ifndef NDEBUG #ifndef NDEBUG
Timer::addPeakMemoryMeasurement(); Timer::addPeakMemoryMeasurement();
#endif #endif