summaryrefslogtreecommitdiffstats
path: root/llvm
diff options
context:
space:
mode:
Diffstat (limited to 'llvm')
-rw-r--r--llvm/lib/CodeGen/RegisterPressure.cpp4
-rw-r--r--llvm/lib/CodeGen/RegisterPressure.h1
2 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/RegisterPressure.cpp b/llvm/lib/CodeGen/RegisterPressure.cpp
index 7b86899b17a..53036c7b84d 100644
--- a/llvm/lib/CodeGen/RegisterPressure.cpp
+++ b/llvm/lib/CodeGen/RegisterPressure.cpp
@@ -578,12 +578,12 @@ static int computeMaxPressureDelta(ArrayRef<unsigned> OldPressureVec,
unsigned Limit = TRI->getRegPressureSetLimit(i);
if (Limit > POld) {
if (Limit > PNew)
- PDiff = 0; // Under the limit
+ PDiff = 0; // Under the limit
else
PDiff = PNew - Limit; // Just exceeded limit.
}
else if (Limit > PNew)
- PDiff = Limit - POld; // Just obeyed limit.
+ PDiff = Limit - POld; // Just obeyed limit.
if (std::abs(PDiff) > std::abs(ExcessUnits)) {
ExcessUnits = PDiff;
diff --git a/llvm/lib/CodeGen/RegisterPressure.h b/llvm/lib/CodeGen/RegisterPressure.h
index e4a27176b4a..b1d13784018 100644
--- a/llvm/lib/CodeGen/RegisterPressure.h
+++ b/llvm/lib/CodeGen/RegisterPressure.h
@@ -218,6 +218,7 @@ public:
void getMaxPressureDelta(const MachineInstr *MI, RegPressureDelta &Delta) {
if (isTopClosed())
return getMaxDownwardPressureDelta(MI, Delta);
+
assert(isBottomClosed() && "Uninitialized pressure tracker");
return getMaxUpwardPressureDelta(MI, Delta);
}
OpenPOWER on IntegriCloud