[llvm-commits] CVS: llvm/tools/llc/llc.cpp

[Reid Spencer]

Changes in directory llvm/tools/llc:

llc.cpp updated: 1.108 -> 1.109
---
Log message:

Make the verifier pass run (in debug mode) in llc. This adds a sanity check
to llc when debugging. Also allow other passes to be run from llc. 
Patch contributed by Michael McCracken.


---
Diffs of the changes:  (+29 -0)

 llc.cpp |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+)


Index: llvm/tools/llc/llc.cpp
diff -u llvm/tools/llc/llc.cpp:1.108 llvm/tools/llc/llc.cpp:1.109
--- llvm/tools/llc/llc.cpp:1.108	Fri Jun 24 22:32:05 2005
+++ llvm/tools/llc/llc.cpp	Wed Jul 27 21:25:30 2005
@@ -22,6 +22,8 @@
 #include "llvm/Pass.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/PluginLoader.h"
+#include "llvm/Support/PassNameParser.h"
+#include "llvm/Analysis/Verifier.h"
 #include "llvm/System/Signals.h"
 #include "llvm/Config/config.h"
 #include <fstream>
@@ -57,6 +59,14 @@
                   "  Emit a native dynamic library ('.so') file"),
        clEnumValEnd));
 
+// The LLCPassList is populated with passes that were registered using
+//  PassInfo::LLC by the FilteredPassNameParser:
+cl::list<const PassInfo*, bool, FilteredPassNameParser<PassInfo::LLC> >
+LLCPassList(cl::desc("Passes Available"));
+
+cl::opt<bool> NoVerify("disable-verify", cl::Hidden,
+		       cl::desc("Do not verify input module"));
+
 
 // GetFileNameRoot - Helper function to get the basename of a filename.
 static inline std::string
@@ -113,6 +123,25 @@
     PassManager Passes;
     Passes.add(new TargetData(TD));
 
+#ifndef NDEBUG
+    if(!NoVerify)
+      Passes.add(createVerifierPass());
+#endif
+
+    // Create a new pass for each one specified on the command line
+    for (unsigned i = 0; i < LLCPassList.size(); ++i) {
+      const PassInfo *aPass = LLCPassList[i];
+
+      if (aPass->getNormalCtor()) {
+        Pass *P = aPass->getNormalCtor()();
+        Passes.add(P);
+      } else {
+        std::cerr << argv[0] << ": cannot create pass: "
+                  << aPass->getPassName() << "\n";
+      }
+    }
+
+
     // Figure out where we are going to send the output...
     std::ostream *Out = 0;
     if (OutputFilename != "") {