Disable most IR-level transform passes on functions marked 'optnone'.

[oota-llvm.git] / lib / Transforms / Scalar / IndVarSimplify.cpp

diff --git a/lib/Transforms/Scalar/IndVarSimplify.cpp b/lib/Transforms/Scalar/IndVarSimplify.cpp
index dfcd11fb4c7b130f921f32d268f68d1599b4f78c..723af0f02cbbe27372fba83f18df5bdf6123f4d5 100644 (file)
--- a/lib/Transforms/Scalar/IndVarSimplify.cpp
+++ b/lib/Transforms/Scalar/IndVarSimplify.cpp
@@ -1801,6 +1801,9 @@ void IndVarSimplify::SinkUnusedInvariants(Loop *L) {
 //===----------------------------------------------------------------------===//
 
 bool IndVarSimplify::runOnLoop(Loop *L, LPPassManager &LPM) {
+  if (skipOptnoneFunction(L))
+    return false;
+
   // If LoopSimplify form is not available, stay out of trouble. Some notes:
   //  - LSR currently only supports LoopSimplify-form loops. Indvars'
   //    canonicalization can be a pessimization without LSR to "clean up"