When optimizing with debug info, don't keep the

stoppoint nodes around until Legalize; doing this
imposed an ordering on a sequence of loads that
came from different lines, interfering with scheduling.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@67692 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2009-03-25 17:36:08 +00:00
parent ea4753e370
commit beaec4cbf6

View File

@ -3895,10 +3895,11 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
DbgStopPointInst &SPI = cast<DbgStopPointInst>(I);
if (DW && DW->ValidDebugInfo(SPI.getContext())) {
MachineFunction &MF = DAG.getMachineFunction();
DAG.setRoot(DAG.getDbgStopPoint(getRoot(),
SPI.getLine(),
SPI.getColumn(),
SPI.getContext()));
if (Fast)
DAG.setRoot(DAG.getDbgStopPoint(getRoot(),
SPI.getLine(),
SPI.getColumn(),
SPI.getContext()));
DICompileUnit CU(cast<GlobalVariable>(SPI.getContext()));
std::string Dir, FN;
unsigned SrcFile = DW->getOrCreateSourceID(CU.getDirectory(Dir),