llvmc: Add a '-time' option.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86348 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CompilerDriver/Action.cpp b/lib/CompilerDriver/Action.cpp
index 5fd63ee..7bcd30a 100644
--- a/lib/CompilerDriver/Action.cpp
+++ b/lib/CompilerDriver/Action.cpp
@@ -13,9 +13,13 @@
#include "llvm/CompilerDriver/Action.h"
#include "llvm/CompilerDriver/BuiltinOptions.h"
+
#include "llvm/Support/raw_ostream.h"
#include "llvm/System/Program.h"
+#include "llvm/System/TimeValue.h"
+
#include <stdexcept>
+#include <string>
using namespace llvm;
using namespace llvmc;
@@ -60,14 +64,31 @@
}
}
+namespace llvmc {
+ void AppendToGlobalTimeLog(const std::string& cmd, double time);
+}
+
int llvmc::Action::Execute() const {
if (DryRun || VerboseMode) {
errs() << Command_ << " ";
std::for_each(Args_.begin(), Args_.end(), print_string);
errs() << '\n';
}
- if (DryRun)
- return 0;
- else
- return ExecuteProgram(Command_, Args_);
+ if (!DryRun) {
+ if (Time) {
+ sys::TimeValue now = sys::TimeValue::now();
+ int ret = ExecuteProgram(Command_, Args_);
+ sys::TimeValue now2 = sys::TimeValue::now();
+ now2 -= now;
+ double elapsed = now2.seconds() + now2.microseconds() / 1000000.0;
+ AppendToGlobalTimeLog(Command_, elapsed);
+
+ return ret;
+ }
+ else {
+ return ExecuteProgram(Command_, Args_);
+ }
+ }
+
+ return 0;
}