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-rw-r--r--tools/opt/opt.cpp12
1 files changed, 11 insertions, 1 deletions
diff --git a/tools/opt/opt.cpp b/tools/opt/opt.cpp
index 13a0774..2d77306 100644
--- a/tools/opt/opt.cpp
+++ b/tools/opt/opt.cpp
@@ -11,6 +11,7 @@
#include "llvm/Bytecode/Reader.h"
#include "llvm/Bytecode/WriteBytecodePass.h"
#include "llvm/Assembly/PrintModulePass.h"
+#include "llvm/Analysis/Verifier.h"
#include "llvm/Transforms/UnifyMethodExitNodes.h"
#include "llvm/Transforms/ConstantMerge.h"
#include "llvm/Transforms/CleanupGCCOutput.h"
@@ -36,7 +37,10 @@ enum Opts {
dce, constprop, inlining, constmerge, strip, mstrip, mergereturn,
// Miscellaneous Transformations
- trace, tracem, print, raiseallocs, cleangcc,
+ trace, tracem, raiseallocs, cleangcc,
+
+ // Printing and verifying...
+ print, verify,
// More powerful optimizations
indvars, instcombine, sccp, adce, raise, mem2reg,
@@ -93,6 +97,7 @@ struct {
{ trace , New<InsertTraceCode, bool, true, bool, true> },
{ tracem , New<InsertTraceCode, bool, false, bool, true> },
{ print , NewPrintMethodPass },
+ { verify , createVerifierPass },
{ raiseallocs, New<RaiseAllocations> },
{ cleangcc , New<CleanupGCCOutput> },
{ globaldce , New<GlobalDCE> },
@@ -134,7 +139,9 @@ cl::EnumList<enum Opts> OptimizationList(cl::NoFlags,
clEnumVal(raise , "Raise to Higher Level"),
clEnumVal(trace , "Insert BB & Method trace code"),
clEnumVal(tracem , "Insert Method trace code only"),
+
clEnumVal(print , "Print working method to stderr"),
+ clEnumVal(verify , "Verify module is well formed"),
0);
@@ -185,6 +192,9 @@ int main(int argc, char **argv) {
Passes.add(new PrintModulePass(&std::cerr));
}
+ // Check that the module is well formed on completion of optimization
+ Passes.add(createVerifierPass());
+
// Write bytecode out to disk or cout as the last step...
Passes.add(new WriteBytecodePass(Out, Out != &std::cout));