- Each val# can have multiple kills.
- Fix some minor bugs related to special markers on val# def. ~0U means
undefined, ~1U means dead val#.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40916 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/LiveInterval.cpp b/lib/CodeGen/LiveInterval.cpp
index a11a8f5..580cf44 100644
--- a/lib/CodeGen/LiveInterval.cpp
+++ b/lib/CodeGen/LiveInterval.cpp
@@ -300,7 +300,7 @@
// we want to avoid the interval scan if not.
bool MustMapCurValNos = false;
for (unsigned i = 0, e = getNumValNums(); i != e; ++i) {
- if (ValueNumberInfo[i].def == ~1U) continue; // tombstone value #
+ //if (ValueNumberInfo[i].def == ~1U) continue; // tombstone value #
if (i != (unsigned)LHSValNoAssignments[i]) {
MustMapCurValNos = true;
break;
@@ -508,14 +508,11 @@
OS << i << "@";
if (ValueNumberInfo[i].def == ~0U) {
OS << "?";
+ } else if (ValueNumberInfo[i].def == ~1U) {
+ OS << "x";
} else {
OS << ValueNumberInfo[i].def;
}
- if (ValueNumberInfo[i].kill == ~0U) {
- OS << ",?";
- } else {
- OS << "," << ValueNumberInfo[i].kill;
- }
}
}
}