From c32cf54101ecaf336d161fecd58667870149169c Mon Sep 17 00:00:00 2001
From: Devang Patel <dpatel@apple.com>
Date: Wed, 13 Dec 2006 22:10:00 +0000
Subject: [PATCH] Add -pass-debug=Arguments support in new manager.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32567 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/VMCore/PassManager.cpp | 30 +++++++++++++++++++++++++++++-
 1 file changed, 29 insertions(+), 1 deletion(-)

diff --git a/lib/VMCore/PassManager.cpp b/lib/VMCore/PassManager.cpp
index e3d688804c9..782c196d8d9 100644
--- a/lib/VMCore/PassManager.cpp
+++ b/lib/VMCore/PassManager.cpp
@@ -192,6 +192,7 @@ public:
 
   // Print passes managed by this top level manager.
   void dumpPasses();
+  void dumpArguments();
 
 private:
   
@@ -299,6 +300,18 @@ public:
     }
   }
 
+  void dumpPassArguments() {
+    for(std::vector<Pass *>::iterator I = PassVector.begin(),
+          E = PassVector.end(); I != E; ++I) {
+      if (PMDataManager *PMD = dynamic_cast<PMDataManager *>(*I))
+        PMD->dumpPassArguments();
+      else
+        if (const PassInfo *PI = (*I)->getPassInfo())
+          if (!PI->isAnalysisGroup())
+            cerr << " -" << PI->getPassArgument();
+    }
+  }
+
 protected:
 
   // Collection of pass whose last user asked this manager to claim
@@ -360,7 +373,6 @@ public:
       dumpLastUses(*I, Offset+1);
     }
   }
-
 };
 
 //===----------------------------------------------------------------------===//
@@ -651,6 +663,21 @@ void PMTopLevelManager::dumpPasses() {
 
 }
 
+void PMTopLevelManager::dumpArguments() {
+
+  if (PassDebugging_New < Arguments)
+    return;
+
+  cerr << "Pass Arguments: ";
+  for (std::vector<Pass *>::iterator I = PassManagers.begin(),
+         E = PassManagers.end(); I != E; ++I) {
+    PMDataManager *PMD = dynamic_cast<PMDataManager *>(*I);
+    assert(PMD && "This is not a PassManager");
+    PMD->dumpPassArguments();
+  }
+  cerr << "\n";
+}
+
 //===----------------------------------------------------------------------===//
 // PMDataManager implementation
 
@@ -1270,6 +1297,7 @@ bool PassManagerImpl_New::run(Module &M) {
 
   bool Changed = false;
 
+  dumpArguments();
   if (PassDebugging_New >= Structure)
     dumpPasses();
 
-- 
2.34.1