strength reduce MMI::MappedLabel to MMI::isLabelDeleted,
and add a FIXME about how we are eventually going to zap this
lookup table once mc world domination is complete.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98031 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/MachineModuleInfo.cpp b/lib/CodeGen/MachineModuleInfo.cpp
index 5052af7..72fb9fd 100644
--- a/lib/CodeGen/MachineModuleInfo.cpp
+++ b/lib/CodeGen/MachineModuleInfo.cpp
@@ -185,7 +185,8 @@
void MachineModuleInfo::TidyLandingPads() {
for (unsigned i = 0; i != LandingPads.size(); ) {
LandingPadInfo &LandingPad = LandingPads[i];
- LandingPad.LandingPadLabel = MappedLabel(LandingPad.LandingPadLabel);
+ if (isLabelDeleted(LandingPad.LandingPadLabel))
+ LandingPad.LandingPadLabel = 0;
// Special case: we *should* emit LPs with null LP MBB. This indicates
// "nounwind" case.
@@ -195,17 +196,14 @@
}
for (unsigned j=0; j != LandingPads[i].BeginLabels.size(); ) {
- unsigned BeginLabel = MappedLabel(LandingPad.BeginLabels[j]);
- unsigned EndLabel = MappedLabel(LandingPad.EndLabels[j]);
-
- if (!BeginLabel || !EndLabel) {
+ unsigned BeginLabel = LandingPad.BeginLabels[j];
+ unsigned EndLabel = LandingPad.EndLabels[j];
+ if (isLabelDeleted(BeginLabel) || isLabelDeleted(EndLabel)) {
LandingPad.BeginLabels.erase(LandingPad.BeginLabels.begin() + j);
LandingPad.EndLabels.erase(LandingPad.EndLabels.begin() + j);
continue;
}
- LandingPad.BeginLabels[j] = BeginLabel;
- LandingPad.EndLabels[j] = EndLabel;
++j;
}