Do not eagerly record known previous location. DBG_VALUE may not cause a new label due to one or other reason.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100134 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2010-04-01 20:22:44 +00:00
parent 6cdb7e22aa
commit 24c20e2435

View File

@ -2051,7 +2051,6 @@ void DwarfDebug::beginScope(const MachineInstr *MI) {
// Check and update last known location info.
if(DILoc.getNode() == PrevDILoc)
return;
PrevDILoc = DILoc.getNode();
// DBG_VALUE instruction establishes new value.
if (MI->isDebugValue()) {
@ -2061,6 +2060,7 @@ void DwarfDebug::beginScope(const MachineInstr *MI) {
MCSymbol *Label = recordSourceLine(DILoc.getLineNumber(),
DILoc.getColumnNumber(),
DILoc.getScope().getNode());
PrevDILoc = DILoc.getNode();
DI->second->setDbgValueLabel(Label);
}
return;
@ -2071,6 +2071,7 @@ void DwarfDebug::beginScope(const MachineInstr *MI) {
MCSymbol *Label = recordSourceLine(DILoc.getLineNumber(),
DILoc.getColumnNumber(),
DILoc.getScope().getNode());
PrevDILoc = DILoc.getNode();
// update DbgScope if this instruction starts a new scope.
InsnToDbgScopeMapTy::iterator I = DbgScopeBeginMap.find(MI);