//
//===----------------------------------------------------------------------===//
-#include "gtest/gtest.h"
-#include "llvm/ADT/OwningPtr.h"
#include "llvm/ExecutionEngine/JITMemoryManager.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/Function.h"
-#include "llvm/GlobalValue.h"
+#include "llvm/ADT/ArrayRef.h"
+#include "llvm/IR/DerivedTypes.h"
+#include "llvm/IR/Function.h"
+#include "llvm/IR/GlobalValue.h"
+#include "llvm/IR/LLVMContext.h"
+#include "gtest/gtest.h"
using namespace llvm;
namespace {
Function *makeFakeFunction() {
- std::vector<const Type*> params;
- const FunctionType *FTy = FunctionType::get(Type::VoidTy, params, false);
+ std::vector<Type*> params;
+ FunctionType *FTy =
+ FunctionType::get(Type::getVoidTy(getGlobalContext()), params, false);
return Function::Create(FTy, GlobalValue::ExternalLinkage);
}
// the code in the case that we don't have to allocate more memory to store the
// function bodies.
TEST(JITMemoryManagerTest, NoAllocations) {
- OwningPtr<JITMemoryManager> MemMgr(
+ std::unique_ptr<JITMemoryManager> MemMgr(
JITMemoryManager::CreateDefaultMemManager());
uintptr_t size;
- uint8_t *start;
std::string Error;
// Allocate the functions.
- OwningPtr<Function> F1(makeFakeFunction());
+ std::unique_ptr<Function> F1(makeFakeFunction());
size = 1024;
- start = MemMgr->startFunctionBody(F1.get(), size);
- memset(start, 0xFF, 1024);
- MemMgr->endFunctionBody(F1.get(), start, start + 1024);
+ uint8_t *FunctionBody1 = MemMgr->startFunctionBody(F1.get(), size);
+ memset(FunctionBody1, 0xFF, 1024);
+ MemMgr->endFunctionBody(F1.get(), FunctionBody1, FunctionBody1 + 1024);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- OwningPtr<Function> F2(makeFakeFunction());
+ std::unique_ptr<Function> F2(makeFakeFunction());
size = 1024;
- start = MemMgr->startFunctionBody(F2.get(), size);
- memset(start, 0xFF, 1024);
- MemMgr->endFunctionBody(F2.get(), start, start + 1024);
+ uint8_t *FunctionBody2 = MemMgr->startFunctionBody(F2.get(), size);
+ memset(FunctionBody2, 0xFF, 1024);
+ MemMgr->endFunctionBody(F2.get(), FunctionBody2, FunctionBody2 + 1024);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- OwningPtr<Function> F3(makeFakeFunction());
+ std::unique_ptr<Function> F3(makeFakeFunction());
size = 1024;
- start = MemMgr->startFunctionBody(F3.get(), size);
- memset(start, 0xFF, 1024);
- MemMgr->endFunctionBody(F3.get(), start, start + 1024);
+ uint8_t *FunctionBody3 = MemMgr->startFunctionBody(F3.get(), size);
+ memset(FunctionBody3, 0xFF, 1024);
+ MemMgr->endFunctionBody(F3.get(), FunctionBody3, FunctionBody3 + 1024);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
// Deallocate them out of order, in case that matters.
- MemMgr->deallocateMemForFunction(F2.get());
+ MemMgr->deallocateFunctionBody(FunctionBody2);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- MemMgr->deallocateMemForFunction(F1.get());
+ MemMgr->deallocateFunctionBody(FunctionBody1);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- MemMgr->deallocateMemForFunction(F3.get());
+ MemMgr->deallocateFunctionBody(FunctionBody3);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
}
// Make three large functions that take up most of the space in the slab. Then
// try allocating three smaller functions that don't require additional slabs.
TEST(JITMemoryManagerTest, TestCodeAllocation) {
- OwningPtr<JITMemoryManager> MemMgr(
+ std::unique_ptr<JITMemoryManager> MemMgr(
JITMemoryManager::CreateDefaultMemManager());
uintptr_t size;
- uint8_t *start;
std::string Error;
// Big functions are a little less than the largest block size.
smallFuncSize * 2);
// Allocate big functions
- OwningPtr<Function> F1(makeFakeFunction());
+ std::unique_ptr<Function> F1(makeFakeFunction());
size = bigFuncSize;
- start = MemMgr->startFunctionBody(F1.get(), size);
+ uint8_t *FunctionBody1 = MemMgr->startFunctionBody(F1.get(), size);
ASSERT_LE(bigFuncSize, size);
- memset(start, 0xFF, bigFuncSize);
- MemMgr->endFunctionBody(F1.get(), start, start + bigFuncSize);
+ memset(FunctionBody1, 0xFF, bigFuncSize);
+ MemMgr->endFunctionBody(F1.get(), FunctionBody1, FunctionBody1 + bigFuncSize);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- OwningPtr<Function> F2(makeFakeFunction());
+ std::unique_ptr<Function> F2(makeFakeFunction());
size = bigFuncSize;
- start = MemMgr->startFunctionBody(F2.get(), size);
+ uint8_t *FunctionBody2 = MemMgr->startFunctionBody(F2.get(), size);
ASSERT_LE(bigFuncSize, size);
- memset(start, 0xFF, bigFuncSize);
- MemMgr->endFunctionBody(F2.get(), start, start + bigFuncSize);
+ memset(FunctionBody2, 0xFF, bigFuncSize);
+ MemMgr->endFunctionBody(F2.get(), FunctionBody2, FunctionBody2 + bigFuncSize);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- OwningPtr<Function> F3(makeFakeFunction());
+ std::unique_ptr<Function> F3(makeFakeFunction());
size = bigFuncSize;
- start = MemMgr->startFunctionBody(F3.get(), size);
+ uint8_t *FunctionBody3 = MemMgr->startFunctionBody(F3.get(), size);
ASSERT_LE(bigFuncSize, size);
- memset(start, 0xFF, bigFuncSize);
- MemMgr->endFunctionBody(F3.get(), start, start + bigFuncSize);
+ memset(FunctionBody3, 0xFF, bigFuncSize);
+ MemMgr->endFunctionBody(F3.get(), FunctionBody3, FunctionBody3 + bigFuncSize);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
// Check that each large function took it's own slab.
EXPECT_EQ(3U, MemMgr->GetNumCodeSlabs());
// Allocate small functions
- OwningPtr<Function> F4(makeFakeFunction());
+ std::unique_ptr<Function> F4(makeFakeFunction());
size = smallFuncSize;
- start = MemMgr->startFunctionBody(F4.get(), size);
+ uint8_t *FunctionBody4 = MemMgr->startFunctionBody(F4.get(), size);
ASSERT_LE(smallFuncSize, size);
- memset(start, 0xFF, smallFuncSize);
- MemMgr->endFunctionBody(F4.get(), start, start + smallFuncSize);
+ memset(FunctionBody4, 0xFF, smallFuncSize);
+ MemMgr->endFunctionBody(F4.get(), FunctionBody4,
+ FunctionBody4 + smallFuncSize);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- OwningPtr<Function> F5(makeFakeFunction());
+ std::unique_ptr<Function> F5(makeFakeFunction());
size = smallFuncSize;
- start = MemMgr->startFunctionBody(F5.get(), size);
+ uint8_t *FunctionBody5 = MemMgr->startFunctionBody(F5.get(), size);
ASSERT_LE(smallFuncSize, size);
- memset(start, 0xFF, smallFuncSize);
- MemMgr->endFunctionBody(F5.get(), start, start + smallFuncSize);
+ memset(FunctionBody5, 0xFF, smallFuncSize);
+ MemMgr->endFunctionBody(F5.get(), FunctionBody5,
+ FunctionBody5 + smallFuncSize);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- OwningPtr<Function> F6(makeFakeFunction());
+ std::unique_ptr<Function> F6(makeFakeFunction());
size = smallFuncSize;
- start = MemMgr->startFunctionBody(F6.get(), size);
+ uint8_t *FunctionBody6 = MemMgr->startFunctionBody(F6.get(), size);
ASSERT_LE(smallFuncSize, size);
- memset(start, 0xFF, smallFuncSize);
- MemMgr->endFunctionBody(F6.get(), start, start + smallFuncSize);
+ memset(FunctionBody6, 0xFF, smallFuncSize);
+ MemMgr->endFunctionBody(F6.get(), FunctionBody6,
+ FunctionBody6 + smallFuncSize);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
// Check that the small functions didn't allocate any new slabs.
EXPECT_EQ(3U, MemMgr->GetNumCodeSlabs());
// Deallocate them out of order, in case that matters.
- MemMgr->deallocateMemForFunction(F2.get());
+ MemMgr->deallocateFunctionBody(FunctionBody2);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- MemMgr->deallocateMemForFunction(F1.get());
+ MemMgr->deallocateFunctionBody(FunctionBody1);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- MemMgr->deallocateMemForFunction(F4.get());
+ MemMgr->deallocateFunctionBody(FunctionBody4);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- MemMgr->deallocateMemForFunction(F3.get());
+ MemMgr->deallocateFunctionBody(FunctionBody3);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- MemMgr->deallocateMemForFunction(F5.get());
+ MemMgr->deallocateFunctionBody(FunctionBody5);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
- MemMgr->deallocateMemForFunction(F6.get());
+ MemMgr->deallocateFunctionBody(FunctionBody6);
EXPECT_TRUE(MemMgr->CheckInvariants(Error)) << Error;
}
// Allocate five global ints of varying widths and alignment, and check their
// alignment and overlap.
TEST(JITMemoryManagerTest, TestSmallGlobalInts) {
- OwningPtr<JITMemoryManager> MemMgr(
+ std::unique_ptr<JITMemoryManager> MemMgr(
JITMemoryManager::CreateDefaultMemManager());
uint8_t *a = (uint8_t *)MemMgr->allocateGlobal(8, 0);
uint16_t *b = (uint16_t*)MemMgr->allocateGlobal(16, 2);
// Allocate a small global, a big global, and a third global, and make sure we
// only use two slabs for that.
TEST(JITMemoryManagerTest, TestLargeGlobalArray) {
- OwningPtr<JITMemoryManager> MemMgr(
+ std::unique_ptr<JITMemoryManager> MemMgr(
JITMemoryManager::CreateDefaultMemManager());
size_t Size = 4 * MemMgr->GetDefaultDataSlabSize();
uint64_t *a = (uint64_t*)MemMgr->allocateGlobal(64, 8);
// Allocate lots of medium globals so that we can test moving the bump allocator
// to a new slab.
TEST(JITMemoryManagerTest, TestManyGlobals) {
- OwningPtr<JITMemoryManager> MemMgr(
+ std::unique_ptr<JITMemoryManager> MemMgr(
JITMemoryManager::CreateDefaultMemManager());
size_t SlabSize = MemMgr->GetDefaultDataSlabSize();
size_t Size = 128;
int Iters = (SlabSize / Size) + 1;
- // We should start with one slab.
- EXPECT_EQ(1U, MemMgr->GetNumDataSlabs());
+ // We should start with no slabs.
+ EXPECT_EQ(0U, MemMgr->GetNumDataSlabs());
// After allocating a bunch of globals, we should have two.
for (int I = 0; I < Iters; ++I)
// Allocate lots of function stubs so that we can test moving the stub bump
// allocator to a new slab.
TEST(JITMemoryManagerTest, TestManyStubs) {
- OwningPtr<JITMemoryManager> MemMgr(
+ std::unique_ptr<JITMemoryManager> MemMgr(
JITMemoryManager::CreateDefaultMemManager());
size_t SlabSize = MemMgr->GetDefaultStubSlabSize();
size_t Size = 128;
int Iters = (SlabSize / Size) + 1;
- // We should start with one slab.
- EXPECT_EQ(1U, MemMgr->GetNumStubSlabs());
+ // We should start with no slabs.
+ EXPECT_EQ(0U, MemMgr->GetNumDataSlabs());
// After allocating a bunch of stubs, we should have two.
for (int I = 0; I < Iters; ++I)
- MemMgr->allocateStub(NULL, Size, 8);
+ MemMgr->allocateStub(nullptr, Size, 8);
EXPECT_EQ(2U, MemMgr->GetNumStubSlabs());
// And after much more, we should have three.
for (int I = 0; I < Iters; ++I)
- MemMgr->allocateStub(NULL, Size, 8);
+ MemMgr->allocateStub(nullptr, Size, 8);
EXPECT_EQ(3U, MemMgr->GetNumStubSlabs());
}
+// Check section allocation and alignment
+TEST(JITMemoryManagerTest, AllocateSection) {
+ std::unique_ptr<JITMemoryManager> MemMgr(
+ JITMemoryManager::CreateDefaultMemManager());
+ uint8_t *code1 = MemMgr->allocateCodeSection(256, 0, 1, StringRef());
+ uint8_t *data1 = MemMgr->allocateDataSection(256, 16, 2, StringRef(), true);
+ uint8_t *code2 = MemMgr->allocateCodeSection(257, 32, 3, StringRef());
+ uint8_t *data2 = MemMgr->allocateDataSection(256, 64, 4, StringRef(), false);
+ uint8_t *code3 = MemMgr->allocateCodeSection(258, 64, 5, StringRef());
+
+ EXPECT_NE((uint8_t*)nullptr, code1);
+ EXPECT_NE((uint8_t*)nullptr, code2);
+ EXPECT_NE((uint8_t*)nullptr, data1);
+ EXPECT_NE((uint8_t*)nullptr, data2);
+
+ // Check alignment
+ EXPECT_EQ((uint64_t)code1 & 0xf, 0u);
+ EXPECT_EQ((uint64_t)code2 & 0x1f, 0u);
+ EXPECT_EQ((uint64_t)code3 & 0x3f, 0u);
+ EXPECT_EQ((uint64_t)data1 & 0xf, 0u);
+ EXPECT_EQ((uint64_t)data2 & 0x3f, 0u);
+}
+
}
projects / oota-llvm.git / blobdiff