summaryrefslogtreecommitdiffstats
path: root/contrib/llvm/unittests/ExecutionEngine/ExecutionEngineTest.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'contrib/llvm/unittests/ExecutionEngine/ExecutionEngineTest.cpp')
-rw-r--r--contrib/llvm/unittests/ExecutionEngine/ExecutionEngineTest.cpp129
1 files changed, 0 insertions, 129 deletions
diff --git a/contrib/llvm/unittests/ExecutionEngine/ExecutionEngineTest.cpp b/contrib/llvm/unittests/ExecutionEngine/ExecutionEngineTest.cpp
deleted file mode 100644
index 904ee2b..0000000
--- a/contrib/llvm/unittests/ExecutionEngine/ExecutionEngineTest.cpp
+++ /dev/null
@@ -1,129 +0,0 @@
-//===- ExecutionEngineTest.cpp - Unit tests for ExecutionEngine -----------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/DerivedTypes.h"
-#include "llvm/GlobalVariable.h"
-#include "llvm/LLVMContext.h"
-#include "llvm/Module.h"
-#include "llvm/ADT/OwningPtr.h"
-#include "llvm/ExecutionEngine/Interpreter.h"
-#include "gtest/gtest.h"
-
-using namespace llvm;
-
-namespace {
-
-class ExecutionEngineTest : public testing::Test {
-protected:
- ExecutionEngineTest()
- : M(new Module("<main>", getGlobalContext())),
- Engine(EngineBuilder(M).create()) {
- }
-
- virtual void SetUp() {
- ASSERT_TRUE(Engine.get() != NULL);
- }
-
- GlobalVariable *NewExtGlobal(const Type *T, const Twine &Name) {
- return new GlobalVariable(*M, T, false, // Not constant.
- GlobalValue::ExternalLinkage, NULL, Name);
- }
-
- Module *const M;
- const OwningPtr<ExecutionEngine> Engine;
-};
-
-TEST_F(ExecutionEngineTest, ForwardGlobalMapping) {
- GlobalVariable *G1 =
- NewExtGlobal(Type::getInt32Ty(getGlobalContext()), "Global1");
- int32_t Mem1 = 3;
- Engine->addGlobalMapping(G1, &Mem1);
- EXPECT_EQ(&Mem1, Engine->getPointerToGlobalIfAvailable(G1));
- int32_t Mem2 = 4;
- Engine->updateGlobalMapping(G1, &Mem2);
- EXPECT_EQ(&Mem2, Engine->getPointerToGlobalIfAvailable(G1));
- Engine->updateGlobalMapping(G1, NULL);
- EXPECT_EQ(NULL, Engine->getPointerToGlobalIfAvailable(G1));
- Engine->updateGlobalMapping(G1, &Mem2);
- EXPECT_EQ(&Mem2, Engine->getPointerToGlobalIfAvailable(G1));
-
- GlobalVariable *G2 =
- NewExtGlobal(Type::getInt32Ty(getGlobalContext()), "Global1");
- EXPECT_EQ(NULL, Engine->getPointerToGlobalIfAvailable(G2))
- << "The NULL return shouldn't depend on having called"
- << " updateGlobalMapping(..., NULL)";
- // Check that update...() can be called before add...().
- Engine->updateGlobalMapping(G2, &Mem1);
- EXPECT_EQ(&Mem1, Engine->getPointerToGlobalIfAvailable(G2));
- EXPECT_EQ(&Mem2, Engine->getPointerToGlobalIfAvailable(G1))
- << "A second mapping shouldn't affect the first.";
-}
-
-TEST_F(ExecutionEngineTest, ReverseGlobalMapping) {
- GlobalVariable *G1 =
- NewExtGlobal(Type::getInt32Ty(getGlobalContext()), "Global1");
-
- int32_t Mem1 = 3;
- Engine->addGlobalMapping(G1, &Mem1);
- EXPECT_EQ(G1, Engine->getGlobalValueAtAddress(&Mem1));
- int32_t Mem2 = 4;
- Engine->updateGlobalMapping(G1, &Mem2);
- EXPECT_EQ(NULL, Engine->getGlobalValueAtAddress(&Mem1));
- EXPECT_EQ(G1, Engine->getGlobalValueAtAddress(&Mem2));
-
- GlobalVariable *G2 =
- NewExtGlobal(Type::getInt32Ty(getGlobalContext()), "Global2");
- Engine->updateGlobalMapping(G2, &Mem1);
- EXPECT_EQ(G2, Engine->getGlobalValueAtAddress(&Mem1));
- EXPECT_EQ(G1, Engine->getGlobalValueAtAddress(&Mem2));
- Engine->updateGlobalMapping(G1, NULL);
- EXPECT_EQ(G2, Engine->getGlobalValueAtAddress(&Mem1))
- << "Removing one mapping doesn't affect a different one.";
- EXPECT_EQ(NULL, Engine->getGlobalValueAtAddress(&Mem2));
- Engine->updateGlobalMapping(G2, &Mem2);
- EXPECT_EQ(NULL, Engine->getGlobalValueAtAddress(&Mem1));
- EXPECT_EQ(G2, Engine->getGlobalValueAtAddress(&Mem2))
- << "Once a mapping is removed, we can point another GV at the"
- << " now-free address.";
-}
-
-TEST_F(ExecutionEngineTest, ClearModuleMappings) {
- GlobalVariable *G1 =
- NewExtGlobal(Type::getInt32Ty(getGlobalContext()), "Global1");
-
- int32_t Mem1 = 3;
- Engine->addGlobalMapping(G1, &Mem1);
- EXPECT_EQ(G1, Engine->getGlobalValueAtAddress(&Mem1));
-
- Engine->clearGlobalMappingsFromModule(M);
-
- EXPECT_EQ(NULL, Engine->getGlobalValueAtAddress(&Mem1));
-
- GlobalVariable *G2 =
- NewExtGlobal(Type::getInt32Ty(getGlobalContext()), "Global2");
- // After clearing the module mappings, we can assign a new GV to the
- // same address.
- Engine->addGlobalMapping(G2, &Mem1);
- EXPECT_EQ(G2, Engine->getGlobalValueAtAddress(&Mem1));
-}
-
-TEST_F(ExecutionEngineTest, DestructionRemovesGlobalMapping) {
- GlobalVariable *G1 =
- NewExtGlobal(Type::getInt32Ty(getGlobalContext()), "Global1");
- int32_t Mem1 = 3;
- Engine->addGlobalMapping(G1, &Mem1);
- // Make sure the reverse mapping is enabled.
- EXPECT_EQ(G1, Engine->getGlobalValueAtAddress(&Mem1));
- // When the GV goes away, the ExecutionEngine should remove any
- // mappings that refer to it.
- G1->eraseFromParent();
- EXPECT_EQ(NULL, Engine->getGlobalValueAtAddress(&Mem1));
-}
-
-}
OpenPOWER on IntegriCloud