Author: lattner
Date: Tue Feb 17 19:12:43 2009
New Revision: 64869
URL: http://llvm.org/viewvc/llvm-project?rev=64869&view=rev
Log:
wire up a minimal -ftime-report, which prints the optimizer/codegen
times. Daniel, plz add driver support.
Modified:
cfe/trunk/Driver/clang.cpp
Modified: cfe/trunk/Driver/clang.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/Driver/clang.cpp?rev=64869&r1=64868&r2=64869&view=diff
==============================================================================
--- cfe/trunk/Driver/clang.cpp (original)
+++ cfe/trunk/Driver/clang.cpp Tue Feb 17 19:12:43 2009
@@ -42,6 +42,7 @@
#include "clang/Basic/FileManager.h"
#include "clang/Basic/SourceManager.h"
#include "clang/Basic/TargetInfo.h"
+#include "llvm/Pass.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/StringExtras.h"
@@ -211,6 +212,12 @@
//===----------------------------------------------------------------------===//
// Builtin Options
//===----------------------------------------------------------------------===//
+
+static llvm::cl::opt<bool>
+TimeReport("ftime-report",
+ llvm::cl::desc("Print the amount of time each "
+ "phase of compilation takes"));
+
static llvm::cl::opt<bool>
Freestanding("ffreestanding",
llvm::cl::desc("Assert that the compilation takes place in a "
@@ -1503,6 +1510,10 @@
// If no input was specified, read from stdin.
if (InputFilenames.empty())
InputFilenames.push_back("-");
+
+ // Handle -ftime-report.
+ if (TimeReport)
+ llvm::TimePassesIsEnabled = true;
// Create a file manager object to provide access to and cache the
filesystem.
FileManager FileMgr;
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