More ProfileInfo improvements.
- Part of optimal static profiling patch sequence by Andreas Neustifter.
- Store edge, block, and function information separately for each functions
(instead of in one giant map).
- Return frequencies as double instead of int, and use a sentinel value for
missing information.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78477 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/BasicBlockPlacement.cpp b/lib/Transforms/Scalar/BasicBlockPlacement.cpp
index fb9b880..95fd67b 100644
--- a/lib/Transforms/Scalar/BasicBlockPlacement.cpp
+++ b/lib/Transforms/Scalar/BasicBlockPlacement.cpp
@@ -127,13 +127,13 @@
/*empty*/;
if (SI == E) return; // No more successors to place.
- unsigned MaxExecutionCount = PI->getExecutionCount(*SI);
+ double MaxExecutionCount = PI->getExecutionCount(*SI);
BasicBlock *MaxSuccessor = *SI;
// Scan for more frequently executed successors
for (; SI != E; ++SI)
if (!PlacedBlocks.count(*SI)) {
- unsigned Count = PI->getExecutionCount(*SI);
+ double Count = PI->getExecutionCount(*SI);
if (Count > MaxExecutionCount ||
// Prefer to not disturb the code.
(Count == MaxExecutionCount && *SI == &*InsertPos)) {