[BOLT] Add NamedRegionTimer to inferStaleProfile

[shawbyoung]

Add a NamedRegionTimer to measure the time spent in inferStaleProfile.

[llvmbot]

@llvm/pr-subscribers-bolt

Author: shaw young (shawbyoung)

Changes

Add a NamedRegionTimer to measure the time spent in inferStaleProfile.

---

Full diff: https://github.com/llvm/llvm-project/pull/92975.diff

3 Files Affected:

• (modified) bolt/lib/Profile/StaleProfileMatching.cpp (+1)
• (modified) bolt/lib/Rewrite/RewriteInstance.cpp (+1-5)
• (modified) bolt/lib/Utils/CommandLineOpts.cpp (+4)

diff --git a/bolt/lib/Profile/StaleProfileMatching.cpp b/bolt/lib/Profile/StaleProfileMatching.cpp
index 016962ff34d8d..9e09796477f93 100644
--- a/bolt/lib/Profile/StaleProfileMatching.cpp
+++ b/bolt/lib/Profile/StaleProfileMatching.cpp
@@ -42,6 +42,7 @@ using namespace llvm;
 
 namespace opts {
 
+extern cl::opt<bool> TimeRewrite;
 extern cl::OptionCategory BoltOptCategory;
 
 cl::opt<bool>
diff --git a/bolt/lib/Rewrite/RewriteInstance.cpp b/bolt/lib/Rewrite/RewriteInstance.cpp
index 6e1021a6df22c..d0929afd8c04f 100644
--- a/bolt/lib/Rewrite/RewriteInstance.cpp
+++ b/bolt/lib/Rewrite/RewriteInstance.cpp
@@ -86,6 +86,7 @@ extern cl::list<std::string> ReorderData;
 extern cl::opt<bolt::ReorderFunctions::ReorderType> ReorderFunctions;
 extern cl::opt<bool> TerminalTrap;
 extern cl::opt<bool> TimeBuild;
+extern cl::opt<bool> TimeRewrite;
 
 cl::opt<bool> AllowStripped("allow-stripped",
                             cl::desc("allow processing of stripped binaries"),
@@ -235,11 +236,6 @@ UseGnuStack("use-gnu-stack",
   cl::ZeroOrMore,
   cl::cat(BoltCategory));
 
-static cl::opt<bool>
-    TimeRewrite("time-rewrite",
-                cl::desc("print time spent in rewriting passes"), cl::Hidden,
-                cl::cat(BoltCategory));
-
 static cl::opt<bool>
 SequentialDisassembly("sequential-disassembly",
   cl::desc("performs disassembly sequentially"),
diff --git a/bolt/lib/Utils/CommandLineOpts.cpp b/bolt/lib/Utils/CommandLineOpts.cpp
index ba296c10c00ae..455194b9a44ed 100644
--- a/bolt/lib/Utils/CommandLineOpts.cpp
+++ b/bolt/lib/Utils/CommandLineOpts.cpp
@@ -179,6 +179,10 @@ cl::opt<bool> TimeOpts("time-opts",
                        cl::desc("print time spent in each optimization"),
                        cl::cat(BoltOptCategory));
 
+cl::opt<bool> TimeRewrite("time-rewrite",
+                cl::desc("print time spent in rewriting passes"), cl::Hidden,
+                cl::cat(BoltCategory));
+
 cl::opt<bool> UseOldText(
     "use-old-text",
     cl::desc("re-use space in old .text if possible (relocation mode)"),

[github-actions]

✅ With the latest revision this PR passed the C/C++ code formatter.

[aaupov]

Please include the contents of a reverted PR #92621.