Add warning capabilities in LLVM.

[oota-llvm.git] / lib / CodeGen / PrologEpilogInserter.cpp

diff --git a/lib/CodeGen/PrologEpilogInserter.cpp b/lib/CodeGen/PrologEpilogInserter.cpp
index 0107a9cb442c3d8cf6f67c86d47e8c8ac71e5ffc..556d92f0ddb395b2713540136862088766931126 100644 (file)
--- a/lib/CodeGen/PrologEpilogInserter.cpp
+++ b/lib/CodeGen/PrologEpilogInserter.cpp
@@ -30,9 +30,11 @@
 #include "llvm/CodeGen/MachineRegisterInfo.h"
 #include "llvm/CodeGen/RegisterScavenging.h"
 #include "llvm/IR/InlineAsm.h"
+#include "llvm/IR/LLVMContext.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/Compiler.h"
 #include "llvm/Support/Debug.h"
+#include "llvm/Support/DiagnosticInfo.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/Target/TargetFrameLowering.h"
 #include "llvm/Target/TargetInstrInfo.h"
@@ -160,10 +162,11 @@ bool PEI::runOnMachineFunction(MachineFunction &Fn) {
 
   // Warn on stack size when we exceeds the given limit.
   MachineFrameInfo *MFI = Fn.getFrameInfo();
-  if (WarnStackSize.getNumOccurrences() > 0 &&
-      WarnStackSize < MFI->getStackSize())
-    errs() << "warning: Stack size limit exceeded (" << MFI->getStackSize()
-           << ") in " << Fn.getName()  << ".\n";
+  uint64_t StackSize = MFI->getStackSize();
+  if (WarnStackSize.getNumOccurrences() > 0 && WarnStackSize < StackSize) {
+    DiagnosticInfoStackSize DiagStackSize(*F, StackSize);
+    F->getContext().diagnose(DiagStackSize);
+  }
 
   delete RS;
   ReturnBlocks.clear();