[PATCH] D62666: ftime-trace: Trace loop passes

[Russell Gallop via Phabricator via llvm-commits]

russell.gallop created this revision.
russell.gallop added reviewers: anton-afanasyev, llvm-commits.
russell.gallop added a project: LLVM.
Herald added a subscriber: hiraditya.

These can take a significant amount of time in some builds.

Suggested by Andrea Di Biagio.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D62666

Files:
  llvm/lib/Analysis/LoopPass.cpp


Index: llvm/lib/Analysis/LoopPass.cpp
===================================================================
--- llvm/lib/Analysis/LoopPass.cpp
+++ llvm/lib/Analysis/LoopPass.cpp
@@ -22,6 +22,7 @@
 #include "llvm/IR/PassTimingInfo.h"
 #include "llvm/Support/Debug.h"
 #include "llvm/Support/Timer.h"
+#include "llvm/Support/TimeProfiler.h"
 #include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
@@ -209,6 +210,8 @@
     for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
       LoopPass *P = getContainedPass(Index);
 
+      llvm::TimeTraceScope LoopPassScope("RunLoopPass", P->getPassName());
+
       dumpPassInfo(P, EXECUTION_MSG, ON_LOOP_MSG,
                    CurrentLoop->getHeader()->getName());
       dumpRequiredSet(P);


-------------- next part --------------
A non-text attachment was scrubbed...
Name: D62666.202198.patch
Type: text/x-patch
Size: 757 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20190530/a1d51087/attachment.bin>