summaryrefslogtreecommitdiffstats
path: root/contrib/llvm/tools/bugpoint/TestPasses.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/llvm/tools/bugpoint/TestPasses.cpp')
-rw-r--r--contrib/llvm/tools/bugpoint/TestPasses.cpp75
1 files changed, 0 insertions, 75 deletions
diff --git a/contrib/llvm/tools/bugpoint/TestPasses.cpp b/contrib/llvm/tools/bugpoint/TestPasses.cpp
deleted file mode 100644
index 900bf63..0000000
--- a/contrib/llvm/tools/bugpoint/TestPasses.cpp
+++ /dev/null
@@ -1,75 +0,0 @@
-//===- TestPasses.cpp - "buggy" passes used to test bugpoint --------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file contains "buggy" passes that are used to test bugpoint, to check
-// that it is narrowing down testcases correctly.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/BasicBlock.h"
-#include "llvm/Constant.h"
-#include "llvm/Instructions.h"
-#include "llvm/Pass.h"
-#include "llvm/Type.h"
-#include "llvm/Support/InstVisitor.h"
-
-using namespace llvm;
-
-namespace {
- /// CrashOnCalls - This pass is used to test bugpoint. It intentionally
- /// crashes on any call instructions.
- class CrashOnCalls : public BasicBlockPass {
- public:
- static char ID; // Pass ID, replacement for typeid
- CrashOnCalls() : BasicBlockPass(&ID) {}
- private:
- virtual void getAnalysisUsage(AnalysisUsage &AU) const {
- AU.setPreservesAll();
- }
-
- bool runOnBasicBlock(BasicBlock &BB) {
- for (BasicBlock::iterator I = BB.begin(), E = BB.end(); I != E; ++I)
- if (isa<CallInst>(*I))
- abort();
-
- return false;
- }
- };
-
- char CrashOnCalls::ID = 0;
- RegisterPass<CrashOnCalls>
- X("bugpoint-crashcalls",
- "BugPoint Test Pass - Intentionally crash on CallInsts");
-}
-
-namespace {
- /// DeleteCalls - This pass is used to test bugpoint. It intentionally
- /// deletes some call instructions, "misoptimizing" the program.
- class DeleteCalls : public BasicBlockPass {
- public:
- static char ID; // Pass ID, replacement for typeid
- DeleteCalls() : BasicBlockPass(&ID) {}
- private:
- bool runOnBasicBlock(BasicBlock &BB) {
- for (BasicBlock::iterator I = BB.begin(), E = BB.end(); I != E; ++I)
- if (CallInst *CI = dyn_cast<CallInst>(I)) {
- if (!CI->use_empty())
- CI->replaceAllUsesWith(Constant::getNullValue(CI->getType()));
- CI->getParent()->getInstList().erase(CI);
- break;
- }
- return false;
- }
- };
-
- char DeleteCalls::ID = 0;
- RegisterPass<DeleteCalls>
- Y("bugpoint-deletecalls",
- "BugPoint Test Pass - Intentionally 'misoptimize' CallInsts");
-}
OpenPOWER on IntegriCloud