From 62427ae8d311d3dda8f5257ddf34d13c19c214bb Mon Sep 17 00:00:00 2001 From: Jim Grosbach Date: Mon, 16 May 2011 21:51:07 +0000 Subject: [PATCH] Track how many insns fast-isel successfully selects as well as how many it misses. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131426 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp index d1d28cec66d..592a11526cb 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp @@ -55,6 +55,7 @@ using namespace llvm; STATISTIC(NumFastIselFailures, "Number of instructions fast isel failed on"); +STATISTIC(NumFastIselSuccess, "Number of instructions fast isel selected"); STATISTIC(NumFastIselBlocks, "Number of blocks selected entirely by fast isel"); STATISTIC(NumDAGBlocks, "Number of blocks selected using DAG"); STATISTIC(NumDAGIselRetries,"Number of times dag isel has to try another path"); @@ -927,6 +928,7 @@ void SelectionDAGISel::SelectAllBasicBlocks(const Function &Fn) { // Try to select the instruction with FastISel. if (FastIS->SelectInstruction(Inst)) { + ++NumFastIselSuccess; // If fast isel succeeded, skip over all the folded instructions, and // then see if there is a load right before the selected instructions. // Try to fold the load if so.