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Imported Upstream version 5.18.0.207

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Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions
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36
external/llvm/lib/ExecutionEngine/CMakeLists.txt vendored
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@ -1,36 +0,0 @@
if(NOT LLVM_BUILD_EXECUTION_ENGINE)
set(EXCLUDE_FROM_ALL ON)
endif()
add_llvm_library(LLVMExecutionEngine
ExecutionEngine.cpp
ExecutionEngineBindings.cpp
GDBRegistrationListener.cpp
SectionMemoryManager.cpp
TargetSelect.cpp
ADDITIONAL_HEADER_DIRS
${LLVM_MAIN_INCLUDE_DIR}/llvm/ExecutionEngine
DEPENDS
intrinsics_gen
)
if(BUILD_SHARED_LIBS)
target_link_libraries(LLVMExecutionEngine PUBLIC LLVMRuntimeDyld)
endif()
if(LLVM_BUILD_EXECUTION_ENGINE)
add_subdirectory(Interpreter)
add_subdirectory(MCJIT)
add_subdirectory(Orc)
add_subdirectory(RuntimeDyld)
endif()
if( LLVM_USE_OPROFILE )
add_subdirectory(OProfileJIT)
endif( LLVM_USE_OPROFILE )
if( LLVM_USE_INTEL_JITEVENTS )
add_subdirectory(IntelJITEvents)
endif( LLVM_USE_INTEL_JITEVENTS )

1361
external/llvm/lib/ExecutionEngine/ExecutionEngine.cpp vendored
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413
external/llvm/lib/ExecutionEngine/ExecutionEngineBindings.cpp vendored
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//===-- ExecutionEngineBindings.cpp - C bindings for EEs ------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the C bindings for the ExecutionEngine library.
//
//===----------------------------------------------------------------------===//
#include "llvm-c/ExecutionEngine.h"
#include "llvm/ExecutionEngine/ExecutionEngine.h"
#include "llvm/ExecutionEngine/GenericValue.h"
#include "llvm/ExecutionEngine/RTDyldMemoryManager.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Module.h"
#include "llvm/Support/CodeGenCWrappers.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Target/TargetOptions.h"
#include <cstring>
using namespace llvm;
#define DEBUG_TYPE "jit"
// Wrapping the C bindings types.
DEFINE_SIMPLE_CONVERSION_FUNCTIONS(GenericValue, LLVMGenericValueRef)
static LLVMTargetMachineRef wrap(const TargetMachine *P) {
return
reinterpret_cast<LLVMTargetMachineRef>(const_cast<TargetMachine*>(P));
}
/*===-- Operations on generic values --------------------------------------===*/
LLVMGenericValueRef LLVMCreateGenericValueOfInt(LLVMTypeRef Ty,
unsigned long long N,
LLVMBool IsSigned) {
GenericValue *GenVal = new GenericValue();
GenVal->IntVal = APInt(unwrap<IntegerType>(Ty)->getBitWidth(), N, IsSigned);
return wrap(GenVal);
}
LLVMGenericValueRef LLVMCreateGenericValueOfPointer(void *P) {
GenericValue *GenVal = new GenericValue();
GenVal->PointerVal = P;
return wrap(GenVal);
}
LLVMGenericValueRef LLVMCreateGenericValueOfFloat(LLVMTypeRef TyRef, double N) {
GenericValue *GenVal = new GenericValue();
switch (unwrap(TyRef)->getTypeID()) {
case Type::FloatTyID:
GenVal->FloatVal = N;
break;
case Type::DoubleTyID:
GenVal->DoubleVal = N;
break;
default:
llvm_unreachable("LLVMGenericValueToFloat supports only float and double.");
}
return wrap(GenVal);
}
unsigned LLVMGenericValueIntWidth(LLVMGenericValueRef GenValRef) {
return unwrap(GenValRef)->IntVal.getBitWidth();
}
unsigned long long LLVMGenericValueToInt(LLVMGenericValueRef GenValRef,
LLVMBool IsSigned) {
GenericValue *GenVal = unwrap(GenValRef);
if (IsSigned)
return GenVal->IntVal.getSExtValue();
else
return GenVal->IntVal.getZExtValue();
}
void *LLVMGenericValueToPointer(LLVMGenericValueRef GenVal) {
return unwrap(GenVal)->PointerVal;
}
double LLVMGenericValueToFloat(LLVMTypeRef TyRef, LLVMGenericValueRef GenVal) {
switch (unwrap(TyRef)->getTypeID()) {
case Type::FloatTyID:
return unwrap(GenVal)->FloatVal;
case Type::DoubleTyID:
return unwrap(GenVal)->DoubleVal;
default:
llvm_unreachable("LLVMGenericValueToFloat supports only float and double.");
}
}
void LLVMDisposeGenericValue(LLVMGenericValueRef GenVal) {
delete unwrap(GenVal);
}
/*===-- Operations on execution engines -----------------------------------===*/
LLVMBool LLVMCreateExecutionEngineForModule(LLVMExecutionEngineRef *OutEE,
LLVMModuleRef M,
char **OutError) {
std::string Error;
EngineBuilder builder(std::unique_ptr<Module>(unwrap(M)));
builder.setEngineKind(EngineKind::Either)
.setErrorStr(&Error);
if (ExecutionEngine *EE = builder.create()){
*OutEE = wrap(EE);
return 0;
}
*OutError = strdup(Error.c_str());
return 1;
}
LLVMBool LLVMCreateInterpreterForModule(LLVMExecutionEngineRef *OutInterp,
LLVMModuleRef M,
char **OutError) {
std::string Error;
EngineBuilder builder(std::unique_ptr<Module>(unwrap(M)));
builder.setEngineKind(EngineKind::Interpreter)
.setErrorStr(&Error);
if (ExecutionEngine *Interp = builder.create()) {
*OutInterp = wrap(Interp);
return 0;
}
*OutError = strdup(Error.c_str());
return 1;
}
LLVMBool LLVMCreateJITCompilerForModule(LLVMExecutionEngineRef *OutJIT,
LLVMModuleRef M,
unsigned OptLevel,
char **OutError) {
std::string Error;
EngineBuilder builder(std::unique_ptr<Module>(unwrap(M)));
builder.setEngineKind(EngineKind::JIT)
.setErrorStr(&Error)
.setOptLevel((CodeGenOpt::Level)OptLevel);
if (ExecutionEngine *JIT = builder.create()) {
*OutJIT = wrap(JIT);
return 0;
}
*OutError = strdup(Error.c_str());
return 1;
}
void LLVMInitializeMCJITCompilerOptions(LLVMMCJITCompilerOptions *PassedOptions,
size_t SizeOfPassedOptions) {
LLVMMCJITCompilerOptions options;
memset(&options, 0, sizeof(options)); // Most fields are zero by default.
options.CodeModel = LLVMCodeModelJITDefault;
memcpy(PassedOptions, &options,
std::min(sizeof(options), SizeOfPassedOptions));
}
LLVMBool LLVMCreateMCJITCompilerForModule(
LLVMExecutionEngineRef *OutJIT, LLVMModuleRef M,
LLVMMCJITCompilerOptions *PassedOptions, size_t SizeOfPassedOptions,
char **OutError) {
LLVMMCJITCompilerOptions options;
// If the user passed a larger sized options struct, then they were compiled
// against a newer LLVM. Tell them that something is wrong.
if (SizeOfPassedOptions > sizeof(options)) {
*OutError = strdup(
"Refusing to use options struct that is larger than my own; assuming "
"LLVM library mismatch.");
return 1;
}
// Defend against the user having an old version of the API by ensuring that
// any fields they didn't see are cleared. We must defend against fields being
// set to the bitwise equivalent of zero, and assume that this means "do the
// default" as if that option hadn't been available.
LLVMInitializeMCJITCompilerOptions(&options, sizeof(options));
memcpy(&options, PassedOptions, SizeOfPassedOptions);
TargetOptions targetOptions;
targetOptions.EnableFastISel = options.EnableFastISel;
std::unique_ptr<Module> Mod(unwrap(M));
if (Mod)
// Set function attribute "no-frame-pointer-elim" based on
// NoFramePointerElim.
for (auto &F : *Mod) {
auto Attrs = F.getAttributes();
StringRef Value(options.NoFramePointerElim ? "true" : "false");
Attrs = Attrs.addAttribute(F.getContext(), AttributeList::FunctionIndex,
"no-frame-pointer-elim", Value);
F.setAttributes(Attrs);
}
std::string Error;
EngineBuilder builder(std::move(Mod));
builder.setEngineKind(EngineKind::JIT)
.setErrorStr(&Error)
.setOptLevel((CodeGenOpt::Level)options.OptLevel)
.setTargetOptions(targetOptions);
bool JIT;
if (Optional<CodeModel::Model> CM = unwrap(options.CodeModel, JIT))
builder.setCodeModel(*CM);
if (options.MCJMM)
builder.setMCJITMemoryManager(
std::unique_ptr<RTDyldMemoryManager>(unwrap(options.MCJMM)));
if (ExecutionEngine *JIT = builder.create()) {
*OutJIT = wrap(JIT);
return 0;
}
*OutError = strdup(Error.c_str());
return 1;
}
void LLVMDisposeExecutionEngine(LLVMExecutionEngineRef EE) {
delete unwrap(EE);
}
void LLVMRunStaticConstructors(LLVMExecutionEngineRef EE) {
unwrap(EE)->finalizeObject();
unwrap(EE)->runStaticConstructorsDestructors(false);
}
void LLVMRunStaticDestructors(LLVMExecutionEngineRef EE) {
unwrap(EE)->finalizeObject();
unwrap(EE)->runStaticConstructorsDestructors(true);
}
int LLVMRunFunctionAsMain(LLVMExecutionEngineRef EE, LLVMValueRef F,
unsigned ArgC, const char * const *ArgV,
const char * const *EnvP) {
unwrap(EE)->finalizeObject();
std::vector<std::string> ArgVec(ArgV, ArgV + ArgC);
return unwrap(EE)->runFunctionAsMain(unwrap<Function>(F), ArgVec, EnvP);
}
LLVMGenericValueRef LLVMRunFunction(LLVMExecutionEngineRef EE, LLVMValueRef F,
unsigned NumArgs,
LLVMGenericValueRef *Args) {
unwrap(EE)->finalizeObject();
std::vector<GenericValue> ArgVec;
ArgVec.reserve(NumArgs);
for (unsigned I = 0; I != NumArgs; ++I)
ArgVec.push_back(*unwrap(Args[I]));
GenericValue *Result = new GenericValue();
*Result = unwrap(EE)->runFunction(unwrap<Function>(F), ArgVec);
return wrap(Result);
}
void LLVMFreeMachineCodeForFunction(LLVMExecutionEngineRef EE, LLVMValueRef F) {
}
void LLVMAddModule(LLVMExecutionEngineRef EE, LLVMModuleRef M){
unwrap(EE)->addModule(std::unique_ptr<Module>(unwrap(M)));
}
LLVMBool LLVMRemoveModule(LLVMExecutionEngineRef EE, LLVMModuleRef M,
LLVMModuleRef *OutMod, char **OutError) {
Module *Mod = unwrap(M);
unwrap(EE)->removeModule(Mod);
*OutMod = wrap(Mod);
return 0;
}
LLVMBool LLVMFindFunction(LLVMExecutionEngineRef EE, const char *Name,
LLVMValueRef *OutFn) {
if (Function *F = unwrap(EE)->FindFunctionNamed(Name)) {
*OutFn = wrap(F);
return 0;
}
return 1;
}
void *LLVMRecompileAndRelinkFunction(LLVMExecutionEngineRef EE,
LLVMValueRef Fn) {
return nullptr;
}
LLVMTargetDataRef LLVMGetExecutionEngineTargetData(LLVMExecutionEngineRef EE) {
return wrap(&unwrap(EE)->getDataLayout());
}
LLVMTargetMachineRef
LLVMGetExecutionEngineTargetMachine(LLVMExecutionEngineRef EE) {
return wrap(unwrap(EE)->getTargetMachine());
}
void LLVMAddGlobalMapping(LLVMExecutionEngineRef EE, LLVMValueRef Global,
void* Addr) {
unwrap(EE)->addGlobalMapping(unwrap<GlobalValue>(Global), Addr);
}
void *LLVMGetPointerToGlobal(LLVMExecutionEngineRef EE, LLVMValueRef Global) {
unwrap(EE)->finalizeObject();
return unwrap(EE)->getPointerToGlobal(unwrap<GlobalValue>(Global));
}
uint64_t LLVMGetGlobalValueAddress(LLVMExecutionEngineRef EE, const char *Name) {
return unwrap(EE)->getGlobalValueAddress(Name);
}
uint64_t LLVMGetFunctionAddress(LLVMExecutionEngineRef EE, const char *Name) {
return unwrap(EE)->getFunctionAddress(Name);
}
/*===-- Operations on memory managers -------------------------------------===*/
namespace {
struct SimpleBindingMMFunctions {
LLVMMemoryManagerAllocateCodeSectionCallback AllocateCodeSection;
LLVMMemoryManagerAllocateDataSectionCallback AllocateDataSection;
LLVMMemoryManagerFinalizeMemoryCallback FinalizeMemory;
LLVMMemoryManagerDestroyCallback Destroy;
};
class SimpleBindingMemoryManager : public RTDyldMemoryManager {
public:
SimpleBindingMemoryManager(const SimpleBindingMMFunctions& Functions,
void *Opaque);
~SimpleBindingMemoryManager() override;
uint8_t *allocateCodeSection(uintptr_t Size, unsigned Alignment,
unsigned SectionID,
StringRef SectionName) override;
uint8_t *allocateDataSection(uintptr_t Size, unsigned Alignment,
unsigned SectionID, StringRef SectionName,
bool isReadOnly) override;
bool finalizeMemory(std::string *ErrMsg) override;
private:
SimpleBindingMMFunctions Functions;
void *Opaque;
};
SimpleBindingMemoryManager::SimpleBindingMemoryManager(
const SimpleBindingMMFunctions& Functions,
void *Opaque)
: Functions(Functions), Opaque(Opaque) {
assert(Functions.AllocateCodeSection &&
"No AllocateCodeSection function provided!");
assert(Functions.AllocateDataSection &&
"No AllocateDataSection function provided!");
assert(Functions.FinalizeMemory &&
"No FinalizeMemory function provided!");
assert(Functions.Destroy &&
"No Destroy function provided!");
}
SimpleBindingMemoryManager::~SimpleBindingMemoryManager() {
Functions.Destroy(Opaque);
}
uint8_t *SimpleBindingMemoryManager::allocateCodeSection(
uintptr_t Size, unsigned Alignment, unsigned SectionID,
StringRef SectionName) {
return Functions.AllocateCodeSection(Opaque, Size, Alignment, SectionID,
SectionName.str().c_str());
}
uint8_t *SimpleBindingMemoryManager::allocateDataSection(
uintptr_t Size, unsigned Alignment, unsigned SectionID,
StringRef SectionName, bool isReadOnly) {
return Functions.AllocateDataSection(Opaque, Size, Alignment, SectionID,
SectionName.str().c_str(),
isReadOnly);
}
bool SimpleBindingMemoryManager::finalizeMemory(std::string *ErrMsg) {
char *errMsgCString = nullptr;
bool result = Functions.FinalizeMemory(Opaque, &errMsgCString);
assert((result || !errMsgCString) &&
"Did not expect an error message if FinalizeMemory succeeded");
if (errMsgCString) {
if (ErrMsg)
*ErrMsg = errMsgCString;
free(errMsgCString);
}
return result;
}
} // anonymous namespace
LLVMMCJITMemoryManagerRef LLVMCreateSimpleMCJITMemoryManager(
void *Opaque,
LLVMMemoryManagerAllocateCodeSectionCallback AllocateCodeSection,
LLVMMemoryManagerAllocateDataSectionCallback AllocateDataSection,
LLVMMemoryManagerFinalizeMemoryCallback FinalizeMemory,
LLVMMemoryManagerDestroyCallback Destroy) {
if (!AllocateCodeSection || !AllocateDataSection || !FinalizeMemory ||
!Destroy)
return nullptr;
SimpleBindingMMFunctions functions;
functions.AllocateCodeSection = AllocateCodeSection;
functions.AllocateDataSection = AllocateDataSection;
functions.FinalizeMemory = FinalizeMemory;
functions.Destroy = Destroy;
return wrap(new SimpleBindingMemoryManager(functions, Opaque));
}
void LLVMDisposeMCJITMemoryManager(LLVMMCJITMemoryManagerRef MM) {
delete unwrap(MM);
}

237
external/llvm/lib/ExecutionEngine/GDBRegistrationListener.cpp vendored
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//===----- GDBRegistrationListener.cpp - Registers objects with GDB -------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/ADT/DenseMap.h"
#include "llvm/ExecutionEngine/JITEventListener.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/Mutex.h"
#include "llvm/Support/MutexGuard.h"
using namespace llvm;
using namespace llvm::object;
// This must be kept in sync with gdb/gdb/jit.h .
extern "C" {
typedef enum {
JIT_NOACTION = 0,
JIT_REGISTER_FN,
JIT_UNREGISTER_FN
} jit_actions_t;
struct jit_code_entry {
struct jit_code_entry *next_entry;
struct jit_code_entry *prev_entry;
const char *symfile_addr;
uint64_t symfile_size;
};
struct jit_descriptor {
uint32_t version;
// This should be jit_actions_t, but we want to be specific about the
// bit-width.
uint32_t action_flag;
struct jit_code_entry *relevant_entry;
struct jit_code_entry *first_entry;
};
// We put information about the JITed function in this global, which the
// debugger reads. Make sure to specify the version statically, because the
// debugger checks the version before we can set it during runtime.
struct jit_descriptor __jit_debug_descriptor = { 1, 0, nullptr, nullptr };
// Debuggers puts a breakpoint in this function.
LLVM_ATTRIBUTE_NOINLINE void __jit_debug_register_code() {
// The noinline and the asm prevent calls to this function from being
// optimized out.
#if !defined(_MSC_VER)
asm volatile("":::"memory");
#endif
}
}
namespace {
struct RegisteredObjectInfo {
RegisteredObjectInfo() {}
RegisteredObjectInfo(std::size_t Size, jit_code_entry *Entry,
OwningBinary<ObjectFile> Obj)
: Size(Size), Entry(Entry), Obj(std::move(Obj)) {}
std::size_t Size;
jit_code_entry *Entry;
OwningBinary<ObjectFile> Obj;
};
// Buffer for an in-memory object file in executable memory
typedef llvm::DenseMap< const char*, RegisteredObjectInfo>
RegisteredObjectBufferMap;
/// Global access point for the JIT debugging interface designed for use with a
/// singleton toolbox. Handles thread-safe registration and deregistration of
/// object files that are in executable memory managed by the client of this
/// class.
class GDBJITRegistrationListener : public JITEventListener {
/// A map of in-memory object files that have been registered with the
/// JIT interface.
RegisteredObjectBufferMap ObjectBufferMap;
public:
/// Instantiates the JIT service.
GDBJITRegistrationListener() : ObjectBufferMap() {}
/// Unregisters each object that was previously registered and releases all
/// internal resources.
~GDBJITRegistrationListener() override;
/// Creates an entry in the JIT registry for the buffer @p Object,
/// which must contain an object file in executable memory with any
/// debug information for the debugger.
void NotifyObjectEmitted(const ObjectFile &Object,
const RuntimeDyld::LoadedObjectInfo &L) override;
/// Removes the internal registration of @p Object, and
/// frees associated resources.
/// Returns true if @p Object was found in ObjectBufferMap.
void NotifyFreeingObject(const ObjectFile &Object) override;
private:
/// Deregister the debug info for the given object file from the debugger
/// and delete any temporary copies. This private method does not remove
/// the function from Map so that it can be called while iterating over Map.
void deregisterObjectInternal(RegisteredObjectBufferMap::iterator I);
};
/// Lock used to serialize all jit registration events, since they
/// modify global variables.
ManagedStatic<sys::Mutex> JITDebugLock;
/// Do the registration.
void NotifyDebugger(jit_code_entry* JITCodeEntry) {
__jit_debug_descriptor.action_flag = JIT_REGISTER_FN;
// Insert this entry at the head of the list.
JITCodeEntry->prev_entry = nullptr;
jit_code_entry* NextEntry = __jit_debug_descriptor.first_entry;
JITCodeEntry->next_entry = NextEntry;
if (NextEntry) {
NextEntry->prev_entry = JITCodeEntry;
}
__jit_debug_descriptor.first_entry = JITCodeEntry;
__jit_debug_descriptor.relevant_entry = JITCodeEntry;
__jit_debug_register_code();
}
GDBJITRegistrationListener::~GDBJITRegistrationListener() {
// Free all registered object files.
llvm::MutexGuard locked(*JITDebugLock);
for (RegisteredObjectBufferMap::iterator I = ObjectBufferMap.begin(),
E = ObjectBufferMap.end();
I != E; ++I) {
// Call the private method that doesn't update the map so our iterator
// doesn't break.
deregisterObjectInternal(I);
}
ObjectBufferMap.clear();
}
void GDBJITRegistrationListener::NotifyObjectEmitted(
const ObjectFile &Object,
const RuntimeDyld::LoadedObjectInfo &L) {
OwningBinary<ObjectFile> DebugObj = L.getObjectForDebug(Object);
// Bail out if debug objects aren't supported.
if (!DebugObj.getBinary())
return;
const char *Buffer = DebugObj.getBinary()->getMemoryBufferRef().getBufferStart();
size_t Size = DebugObj.getBinary()->getMemoryBufferRef().getBufferSize();
const char *Key = Object.getMemoryBufferRef().getBufferStart();
assert(Key && "Attempt to register a null object with a debugger.");
llvm::MutexGuard locked(*JITDebugLock);
assert(ObjectBufferMap.find(Key) == ObjectBufferMap.end() &&
"Second attempt to perform debug registration.");
jit_code_entry* JITCodeEntry = new jit_code_entry();
if (!JITCodeEntry) {
llvm::report_fatal_error(
"Allocation failed when registering a JIT entry!\n");
} else {
JITCodeEntry->symfile_addr = Buffer;
JITCodeEntry->symfile_size = Size;
ObjectBufferMap[Key] = RegisteredObjectInfo(Size, JITCodeEntry,
std::move(DebugObj));
NotifyDebugger(JITCodeEntry);
}
}
void GDBJITRegistrationListener::NotifyFreeingObject(const ObjectFile& Object) {
const char *Key = Object.getMemoryBufferRef().getBufferStart();
llvm::MutexGuard locked(*JITDebugLock);
RegisteredObjectBufferMap::iterator I = ObjectBufferMap.find(Key);
if (I != ObjectBufferMap.end()) {
deregisterObjectInternal(I);
ObjectBufferMap.erase(I);
}
}
void GDBJITRegistrationListener::deregisterObjectInternal(
RegisteredObjectBufferMap::iterator I) {
jit_code_entry*& JITCodeEntry = I->second.Entry;
// Do the unregistration.
{
__jit_debug_descriptor.action_flag = JIT_UNREGISTER_FN;
// Remove the jit_code_entry from the linked list.
jit_code_entry* PrevEntry = JITCodeEntry->prev_entry;
jit_code_entry* NextEntry = JITCodeEntry->next_entry;
if (NextEntry) {
NextEntry->prev_entry = PrevEntry;
}
if (PrevEntry) {
PrevEntry->next_entry = NextEntry;
}
else {
assert(__jit_debug_descriptor.first_entry == JITCodeEntry);
__jit_debug_descriptor.first_entry = NextEntry;
}
// Tell the debugger which entry we removed, and unregister the code.
__jit_debug_descriptor.relevant_entry = JITCodeEntry;
__jit_debug_register_code();
}
delete JITCodeEntry;
JITCodeEntry = nullptr;
}
llvm::ManagedStatic<GDBJITRegistrationListener> GDBRegListener;
} // end namespace
namespace llvm {
JITEventListener* JITEventListener::createGDBRegistrationListener() {
return &*GDBRegListener;
}
} // namespace llvm

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external/llvm/lib/ExecutionEngine/IntelJITEvents/CMakeLists.txt vendored
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include_directories( ${CMAKE_CURRENT_SOURCE_DIR}/.. )
if( HAVE_LIBDL )
set(LLVM_INTEL_JIT_LIBS ${CMAKE_DL_LIBS})
endif()
set(LLVM_INTEL_JIT_LIBS ${LLVM_PTHREAD_LIB} ${LLVM_INTEL_JIT_LIBS})
add_llvm_library(LLVMIntelJITEvents
IntelJITEventListener.cpp
jitprofiling.c
LINK_LIBS ${LLVM_INTEL_JIT_LIBS}
)
add_dependencies(LLVMIntelJITEvents LLVMCodeGen)

240
external/llvm/lib/ExecutionEngine/IntelJITEvents/IntelJITEventListener.cpp vendored
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//===-- IntelJITEventListener.cpp - Tell Intel profiler about JITed code --===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines a JITEventListener object to tell Intel(R) VTune(TM)
// Amplifier XE 2011 about JITted functions.
//
//===----------------------------------------------------------------------===//
#include "IntelJITEventsWrapper.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/Config/config.h"
#include "llvm/DebugInfo/DIContext.h"
#include "llvm/DebugInfo/DWARF/DWARFContext.h"
#include "llvm/ExecutionEngine/JITEventListener.h"
#include "llvm/IR/DebugInfo.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/Metadata.h"
#include "llvm/IR/ValueHandle.h"
#include "llvm/Object/ObjectFile.h"
#include "llvm/Object/SymbolSize.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/Errno.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
using namespace llvm::object;
#define DEBUG_TYPE "amplifier-jit-event-listener"
namespace {
class IntelJITEventListener : public JITEventListener {
typedef DenseMap<void*, unsigned int> MethodIDMap;
std::unique_ptr<IntelJITEventsWrapper> Wrapper;
MethodIDMap MethodIDs;
typedef SmallVector<const void *, 64> MethodAddressVector;
typedef DenseMap<const void *, MethodAddressVector> ObjectMap;
ObjectMap LoadedObjectMap;
std::map<const char*, OwningBinary<ObjectFile>> DebugObjects;
public:
IntelJITEventListener(IntelJITEventsWrapper* libraryWrapper) {
Wrapper.reset(libraryWrapper);
}
~IntelJITEventListener() {
}
void NotifyObjectEmitted(const ObjectFile &Obj,
const RuntimeDyld::LoadedObjectInfo &L) override;
void NotifyFreeingObject(const ObjectFile &Obj) override;
};
static LineNumberInfo DILineInfoToIntelJITFormat(uintptr_t StartAddress,
uintptr_t Address,
DILineInfo Line) {
LineNumberInfo Result;
Result.Offset = Address - StartAddress;
Result.LineNumber = Line.Line;
return Result;
}
static iJIT_Method_Load FunctionDescToIntelJITFormat(
IntelJITEventsWrapper& Wrapper,
const char* FnName,
uintptr_t FnStart,
size_t FnSize) {
iJIT_Method_Load Result;
memset(&Result, 0, sizeof(iJIT_Method_Load));
Result.method_id = Wrapper.iJIT_GetNewMethodID();
Result.method_name = const_cast<char*>(FnName);
Result.method_load_address = reinterpret_cast<void*>(FnStart);
Result.method_size = FnSize;
Result.class_id = 0;
Result.class_file_name = NULL;
Result.user_data = NULL;
Result.user_data_size = 0;
Result.env = iJDE_JittingAPI;
return Result;
}
void IntelJITEventListener::NotifyObjectEmitted(
const ObjectFile &Obj,
const RuntimeDyld::LoadedObjectInfo &L) {
OwningBinary<ObjectFile> DebugObjOwner = L.getObjectForDebug(Obj);
const ObjectFile &DebugObj = *DebugObjOwner.getBinary();
// Get the address of the object image for use as a unique identifier
const void* ObjData = DebugObj.getData().data();
std::unique_ptr<DIContext> Context = DWARFContext::create(DebugObj);
MethodAddressVector Functions;
// Use symbol info to iterate functions in the object.
for (const std::pair<SymbolRef, uint64_t> &P : computeSymbolSizes(DebugObj)) {
SymbolRef Sym = P.first;
std::vector<LineNumberInfo> LineInfo;
std::string SourceFileName;
Expected<SymbolRef::Type> SymTypeOrErr = Sym.getType();
if (!SymTypeOrErr) {
// TODO: Actually report errors helpfully.
consumeError(SymTypeOrErr.takeError());
continue;
}
SymbolRef::Type SymType = *SymTypeOrErr;
if (SymType != SymbolRef::ST_Function)
continue;
Expected<StringRef> Name = Sym.getName();
if (!Name) {
// TODO: Actually report errors helpfully.
consumeError(Name.takeError());
continue;
}
Expected<uint64_t> AddrOrErr = Sym.getAddress();
if (!AddrOrErr) {
// TODO: Actually report errors helpfully.
consumeError(AddrOrErr.takeError());
continue;
}
uint64_t Addr = *AddrOrErr;
uint64_t Size = P.second;
// Record this address in a local vector
Functions.push_back((void*)Addr);
// Build the function loaded notification message
iJIT_Method_Load FunctionMessage =
FunctionDescToIntelJITFormat(*Wrapper, Name->data(), Addr, Size);
DILineInfoTable Lines = Context->getLineInfoForAddressRange(Addr, Size);
DILineInfoTable::iterator Begin = Lines.begin();
DILineInfoTable::iterator End = Lines.end();
for (DILineInfoTable::iterator It = Begin; It != End; ++It) {
LineInfo.push_back(
DILineInfoToIntelJITFormat((uintptr_t)Addr, It->first, It->second));
}
if (LineInfo.size() == 0) {
FunctionMessage.source_file_name = 0;
FunctionMessage.line_number_size = 0;
FunctionMessage.line_number_table = 0;
} else {
// Source line information for the address range is provided as
// a code offset for the start of the corresponding sub-range and
// a source line. JIT API treats offsets in LineNumberInfo structures
// as the end of the corresponding code region. The start of the code
// is taken from the previous element. Need to shift the elements.
LineNumberInfo last = LineInfo.back();
last.Offset = FunctionMessage.method_size;
LineInfo.push_back(last);
for (size_t i = LineInfo.size() - 2; i > 0; --i)
LineInfo[i].LineNumber = LineInfo[i - 1].LineNumber;
SourceFileName = Lines.front().second.FileName;
FunctionMessage.source_file_name =
const_cast<char *>(SourceFileName.c_str());
FunctionMessage.line_number_size = LineInfo.size();
FunctionMessage.line_number_table = &*LineInfo.begin();
}
Wrapper->iJIT_NotifyEvent(iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED,
&FunctionMessage);
MethodIDs[(void*)Addr] = FunctionMessage.method_id;
}
// To support object unload notification, we need to keep a list of
// registered function addresses for each loaded object. We will
// use the MethodIDs map to get the registered ID for each function.
LoadedObjectMap[ObjData] = Functions;
DebugObjects[Obj.getData().data()] = std::move(DebugObjOwner);
}
void IntelJITEventListener::NotifyFreeingObject(const ObjectFile &Obj) {
// This object may not have been registered with the listener. If it wasn't,
// bail out.
if (DebugObjects.find(Obj.getData().data()) == DebugObjects.end())
return;
// Get the address of the object image for use as a unique identifier
const ObjectFile &DebugObj = *DebugObjects[Obj.getData().data()].getBinary();
const void* ObjData = DebugObj.getData().data();
// Get the object's function list from LoadedObjectMap
ObjectMap::iterator OI = LoadedObjectMap.find(ObjData);
if (OI == LoadedObjectMap.end())
return;
MethodAddressVector& Functions = OI->second;
// Walk the function list, unregistering each function
for (MethodAddressVector::iterator FI = Functions.begin(),
FE = Functions.end();
FI != FE;
++FI) {
void* FnStart = const_cast<void*>(*FI);
MethodIDMap::iterator MI = MethodIDs.find(FnStart);
if (MI != MethodIDs.end()) {
Wrapper->iJIT_NotifyEvent(iJVM_EVENT_TYPE_METHOD_UNLOAD_START,
&MI->second);
MethodIDs.erase(MI);
}
}
// Erase the object from LoadedObjectMap
LoadedObjectMap.erase(OI);
DebugObjects.erase(Obj.getData().data());
}
} // anonymous namespace.
namespace llvm {
JITEventListener *JITEventListener::createIntelJITEventListener() {
return new IntelJITEventListener(new IntelJITEventsWrapper);
}
// for testing
JITEventListener *JITEventListener::createIntelJITEventListener(
IntelJITEventsWrapper* TestImpl) {
return new IntelJITEventListener(TestImpl);
}
} // namespace llvm

96
external/llvm/lib/ExecutionEngine/IntelJITEvents/IntelJITEventsWrapper.h vendored
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@ -1,96 +0,0 @@
//===-- IntelJITEventsWrapper.h - Intel JIT Events API Wrapper --*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines a wrapper for the Intel JIT Events API. It allows for the
// implementation of the jitprofiling library to be swapped with an alternative
// implementation (for testing). To include this file, you must have the
// jitprofiling.h header available; it is available in Intel(R) VTune(TM)
// Amplifier XE 2011.
//
//===----------------------------------------------------------------------===//
#ifndef INTEL_JIT_EVENTS_WRAPPER_H
#define INTEL_JIT_EVENTS_WRAPPER_H
#include "jitprofiling.h"
namespace llvm {
class IntelJITEventsWrapper {
// Function pointer types for testing implementation of Intel jitprofiling
// library
typedef int (*NotifyEventPtr)(iJIT_JVM_EVENT, void*);
typedef void (*RegisterCallbackExPtr)(void *, iJIT_ModeChangedEx );
typedef iJIT_IsProfilingActiveFlags (*IsProfilingActivePtr)(void);
typedef void (*FinalizeThreadPtr)(void);
typedef void (*FinalizeProcessPtr)(void);
typedef unsigned int (*GetNewMethodIDPtr)(void);
NotifyEventPtr NotifyEventFunc;
RegisterCallbackExPtr RegisterCallbackExFunc;
IsProfilingActivePtr IsProfilingActiveFunc;
GetNewMethodIDPtr GetNewMethodIDFunc;
public:
bool isAmplifierRunning() {
return iJIT_IsProfilingActive() == iJIT_SAMPLING_ON;
}
IntelJITEventsWrapper()
: NotifyEventFunc(::iJIT_NotifyEvent),
RegisterCallbackExFunc(::iJIT_RegisterCallbackEx),
IsProfilingActiveFunc(::iJIT_IsProfilingActive),
GetNewMethodIDFunc(::iJIT_GetNewMethodID) {
}
IntelJITEventsWrapper(NotifyEventPtr NotifyEventImpl,
RegisterCallbackExPtr RegisterCallbackExImpl,
IsProfilingActivePtr IsProfilingActiveImpl,
FinalizeThreadPtr FinalizeThreadImpl,
FinalizeProcessPtr FinalizeProcessImpl,
GetNewMethodIDPtr GetNewMethodIDImpl)
: NotifyEventFunc(NotifyEventImpl),
RegisterCallbackExFunc(RegisterCallbackExImpl),
IsProfilingActiveFunc(IsProfilingActiveImpl),
GetNewMethodIDFunc(GetNewMethodIDImpl) {
}
// Sends an event announcing that a function has been emitted
// return values are event-specific. See Intel documentation for details.
int iJIT_NotifyEvent(iJIT_JVM_EVENT EventType, void *EventSpecificData) {
if (!NotifyEventFunc)
return -1;
return NotifyEventFunc(EventType, EventSpecificData);
}
// Registers a callback function to receive notice of profiling state changes
void iJIT_RegisterCallbackEx(void *UserData,
iJIT_ModeChangedEx NewModeCallBackFuncEx) {
if (RegisterCallbackExFunc)
RegisterCallbackExFunc(UserData, NewModeCallBackFuncEx);
}
// Returns the current profiler mode
iJIT_IsProfilingActiveFlags iJIT_IsProfilingActive(void) {
if (!IsProfilingActiveFunc)
return iJIT_NOTHING_RUNNING;
return IsProfilingActiveFunc();
}
// Generates a locally unique method ID for use in code registration
unsigned int iJIT_GetNewMethodID(void) {
if (!GetNewMethodIDFunc)
return -1;
return GetNewMethodIDFunc();
}
};
} //namespace llvm
#endif //INTEL_JIT_EVENTS_WRAPPER_H

24
external/llvm/lib/ExecutionEngine/IntelJITEvents/LLVMBuild.txt vendored
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@ -1,24 +0,0 @@
;===- ./lib/ExecutionEngine/JITProfileAmplifier/LLVMBuild.txt --*- Conf -*--===;
;
; The LLVM Compiler Infrastructure
;
; This file is distributed under the University of Illinois Open Source
; License. See LICENSE.TXT for details.
;
;===------------------------------------------------------------------------===;
;
; This is an LLVMBuild description file for the components in this subdirectory.
;
; For more information on the LLVMBuild system, please see:
;
; http://llvm.org/docs/LLVMBuild.html
;
;===------------------------------------------------------------------------===;
[common]
[component_0]
type = OptionalLibrary
name = IntelJITEvents
parent = ExecutionEngine
required_libraries = CodeGen Core DebugInfoDWARF Support Object ExecutionEngine

454
external/llvm/lib/ExecutionEngine/IntelJITEvents/ittnotify_config.h vendored
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@ -1,454 +0,0 @@
/*===-- ittnotify_config.h - JIT Profiling API internal config-----*- C -*-===*
*
* The LLVM Compiler Infrastructure
*
* This file is distributed under the University of Illinois Open Source
* License. See LICENSE.TXT for details.
*
*===----------------------------------------------------------------------===*
*
* This file provides Intel(R) Performance Analyzer JIT (Just-In-Time)
* Profiling API internal config.
*
* NOTE: This file comes in a style different from the rest of LLVM
* source base since this is a piece of code shared from Intel(R)
* products. Please do not reformat / re-style this code to make
* subsequent merges and contributions from the original source base eaiser.
*
*===----------------------------------------------------------------------===*/
#ifndef _ITTNOTIFY_CONFIG_H_
#define _ITTNOTIFY_CONFIG_H_
/** @cond exclude_from_documentation */
#ifndef ITT_OS_WIN
# define ITT_OS_WIN 1
#endif /* ITT_OS_WIN */
#ifndef ITT_OS_LINUX
# define ITT_OS_LINUX 2
#endif /* ITT_OS_LINUX */
#ifndef ITT_OS_MAC
# define ITT_OS_MAC 3
#endif /* ITT_OS_MAC */
#ifndef ITT_OS
# if defined WIN32 || defined _WIN32
# define ITT_OS ITT_OS_WIN
# elif defined( __APPLE__ ) && defined( __MACH__ )
# define ITT_OS ITT_OS_MAC
# else
# define ITT_OS ITT_OS_LINUX
# endif
#endif /* ITT_OS */
#ifndef ITT_PLATFORM_WIN
# define ITT_PLATFORM_WIN 1
#endif /* ITT_PLATFORM_WIN */
#ifndef ITT_PLATFORM_POSIX
# define ITT_PLATFORM_POSIX 2
#endif /* ITT_PLATFORM_POSIX */
#ifndef ITT_PLATFORM
# if ITT_OS==ITT_OS_WIN
# define ITT_PLATFORM ITT_PLATFORM_WIN
# else
# define ITT_PLATFORM ITT_PLATFORM_POSIX
# endif /* _WIN32 */
#endif /* ITT_PLATFORM */
#if defined(_UNICODE) && !defined(UNICODE)
#define UNICODE
#endif
#include <stddef.h>
#if ITT_PLATFORM==ITT_PLATFORM_WIN
#include <tchar.h>
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#include <stdint.h>
#if defined(UNICODE) || defined(_UNICODE)
#include <wchar.h>
#endif /* UNICODE || _UNICODE */
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#ifndef CDECL
# if ITT_PLATFORM==ITT_PLATFORM_WIN
# define CDECL __cdecl
# else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
# if defined _M_X64 || defined _M_AMD64 || defined __x86_64__
# define CDECL /* not actual on x86_64 platform */
# else /* _M_X64 || _M_AMD64 || __x86_64__ */
# define CDECL __attribute__ ((cdecl))
# endif /* _M_X64 || _M_AMD64 || __x86_64__ */
# endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#endif /* CDECL */
#ifndef STDCALL
# if ITT_PLATFORM==ITT_PLATFORM_WIN
# define STDCALL __stdcall
# else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
# if defined _M_X64 || defined _M_AMD64 || defined __x86_64__
# define STDCALL /* not supported on x86_64 platform */
# else /* _M_X64 || _M_AMD64 || __x86_64__ */
# define STDCALL __attribute__ ((stdcall))
# endif /* _M_X64 || _M_AMD64 || __x86_64__ */
# endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#endif /* STDCALL */
#define ITTAPI CDECL
#define LIBITTAPI CDECL
/* TODO: Temporary for compatibility! */
#define ITTAPI_CALL CDECL
#define LIBITTAPI_CALL CDECL
#if ITT_PLATFORM==ITT_PLATFORM_WIN
/* use __forceinline (VC++ specific) */
#define ITT_INLINE __forceinline
#define ITT_INLINE_ATTRIBUTE /* nothing */
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
/*
* Generally, functions are not inlined unless optimization is specified.
* For functions declared inline, this attribute inlines the function even
* if no optimization level was specified.
*/
#ifdef __STRICT_ANSI__
#define ITT_INLINE static
#else /* __STRICT_ANSI__ */
#define ITT_INLINE static inline
#endif /* __STRICT_ANSI__ */
#define ITT_INLINE_ATTRIBUTE __attribute__ ((always_inline))
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
/** @endcond */
#ifndef ITT_ARCH_IA32
# define ITT_ARCH_IA32 1
#endif /* ITT_ARCH_IA32 */
#ifndef ITT_ARCH_IA32E
# define ITT_ARCH_IA32E 2
#endif /* ITT_ARCH_IA32E */
#ifndef ITT_ARCH_IA64
# define ITT_ARCH_IA64 3
#endif /* ITT_ARCH_IA64 */
#ifndef ITT_ARCH
# if defined _M_X64 || defined _M_AMD64 || defined __x86_64__
# define ITT_ARCH ITT_ARCH_IA32E
# elif defined _M_IA64 || defined __ia64
# define ITT_ARCH ITT_ARCH_IA64
# else
# define ITT_ARCH ITT_ARCH_IA32
# endif
#endif
#ifdef __cplusplus
# define ITT_EXTERN_C extern "C"
#else
# define ITT_EXTERN_C /* nothing */
#endif /* __cplusplus */
#define ITT_TO_STR_AUX(x) #x
#define ITT_TO_STR(x) ITT_TO_STR_AUX(x)
#define __ITT_BUILD_ASSERT(expr, suffix) do { \
static char __itt_build_check_##suffix[(expr) ? 1 : -1]; \
__itt_build_check_##suffix[0] = 0; \
} while(0)
#define _ITT_BUILD_ASSERT(expr, suffix) __ITT_BUILD_ASSERT((expr), suffix)
#define ITT_BUILD_ASSERT(expr) _ITT_BUILD_ASSERT((expr), __LINE__)
#define ITT_MAGIC { 0xED, 0xAB, 0xAB, 0xEC, 0x0D, 0xEE, 0xDA, 0x30 }
/* Replace with snapshot date YYYYMMDD for promotion build. */
#define API_VERSION_BUILD 20111111
#ifndef API_VERSION_NUM
#define API_VERSION_NUM 0.0.0
#endif /* API_VERSION_NUM */
#define API_VERSION "ITT-API-Version " ITT_TO_STR(API_VERSION_NUM) \
" (" ITT_TO_STR(API_VERSION_BUILD) ")"
/* OS communication functions */
#if ITT_PLATFORM==ITT_PLATFORM_WIN
#include <windows.h>
typedef HMODULE lib_t;
typedef DWORD TIDT;
typedef CRITICAL_SECTION mutex_t;
#define MUTEX_INITIALIZER { 0 }
#define strong_alias(name, aliasname) /* empty for Windows */
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#include <dlfcn.h>
#if defined(UNICODE) || defined(_UNICODE)
#include <wchar.h>
#endif /* UNICODE */
#ifndef _GNU_SOURCE
#define _GNU_SOURCE 1 /* need for PTHREAD_MUTEX_RECURSIVE */
#endif /* _GNU_SOURCE */
#include <pthread.h>
typedef void* lib_t;
typedef pthread_t TIDT;
typedef pthread_mutex_t mutex_t;
#define MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
#define _strong_alias(name, aliasname) \
extern __typeof (name) aliasname __attribute__ ((alias (#name)));
#define strong_alias(name, aliasname) _strong_alias(name, aliasname)
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#if ITT_PLATFORM==ITT_PLATFORM_WIN
#define __itt_get_proc(lib, name) GetProcAddress(lib, name)
#define __itt_mutex_init(mutex) InitializeCriticalSection(mutex)
#define __itt_mutex_lock(mutex) EnterCriticalSection(mutex)
#define __itt_mutex_unlock(mutex) LeaveCriticalSection(mutex)
#define __itt_load_lib(name) LoadLibraryA(name)
#define __itt_unload_lib(handle) FreeLibrary(handle)
#define __itt_system_error() (int)GetLastError()
#define __itt_fstrcmp(s1, s2) lstrcmpA(s1, s2)
#define __itt_fstrlen(s) lstrlenA(s)
#define __itt_fstrcpyn(s1, s2, l) lstrcpynA(s1, s2, l)
#define __itt_fstrdup(s) _strdup(s)
#define __itt_thread_id() GetCurrentThreadId()
#define __itt_thread_yield() SwitchToThread()
#ifndef ITT_SIMPLE_INIT
ITT_INLINE long
__itt_interlocked_increment(volatile long* ptr) ITT_INLINE_ATTRIBUTE;
ITT_INLINE long __itt_interlocked_increment(volatile long* ptr)
{
return InterlockedIncrement(ptr);
}
#endif /* ITT_SIMPLE_INIT */
#else /* ITT_PLATFORM!=ITT_PLATFORM_WIN */
#define __itt_get_proc(lib, name) dlsym(lib, name)
#define __itt_mutex_init(mutex) {\
pthread_mutexattr_t mutex_attr; \
int error_code = pthread_mutexattr_init(&mutex_attr); \
if (error_code) \
__itt_report_error(__itt_error_system, "pthread_mutexattr_init", \
error_code); \
error_code = pthread_mutexattr_settype(&mutex_attr, \
PTHREAD_MUTEX_RECURSIVE); \
if (error_code) \
__itt_report_error(__itt_error_system, "pthread_mutexattr_settype", \
error_code); \
error_code = pthread_mutex_init(mutex, &mutex_attr); \
if (error_code) \
__itt_report_error(__itt_error_system, "pthread_mutex_init", \
error_code); \
error_code = pthread_mutexattr_destroy(&mutex_attr); \
if (error_code) \
__itt_report_error(__itt_error_system, "pthread_mutexattr_destroy", \
error_code); \
}
#define __itt_mutex_lock(mutex) pthread_mutex_lock(mutex)
#define __itt_mutex_unlock(mutex) pthread_mutex_unlock(mutex)
#define __itt_load_lib(name) dlopen(name, RTLD_LAZY)
#define __itt_unload_lib(handle) dlclose(handle)
#define __itt_system_error() errno
#define __itt_fstrcmp(s1, s2) strcmp(s1, s2)
#define __itt_fstrlen(s) strlen(s)
#define __itt_fstrcpyn(s1, s2, l) strncpy(s1, s2, l)
#define __itt_fstrdup(s) strdup(s)
#define __itt_thread_id() pthread_self()
#define __itt_thread_yield() sched_yield()
#if ITT_ARCH==ITT_ARCH_IA64
#ifdef __INTEL_COMPILER
#define __TBB_machine_fetchadd4(addr, val) __fetchadd4_acq((void *)addr, val)
#else /* __INTEL_COMPILER */
/* TODO: Add Support for not Intel compilers for IA64 */
#endif /* __INTEL_COMPILER */
#else /* ITT_ARCH!=ITT_ARCH_IA64 */
ITT_INLINE long
__TBB_machine_fetchadd4(volatile void* ptr, long addend) ITT_INLINE_ATTRIBUTE;
ITT_INLINE long __TBB_machine_fetchadd4(volatile void* ptr, long addend)
{
long result;
__asm__ __volatile__("lock\nxadd %0,%1"
: "=r"(result),"=m"(*(long*)ptr)
: "0"(addend), "m"(*(long*)ptr)
: "memory");
return result;
}
#endif /* ITT_ARCH==ITT_ARCH_IA64 */
#ifndef ITT_SIMPLE_INIT
ITT_INLINE long
__itt_interlocked_increment(volatile long* ptr) ITT_INLINE_ATTRIBUTE;
ITT_INLINE long __itt_interlocked_increment(volatile long* ptr)
{
return __TBB_machine_fetchadd4(ptr, 1) + 1L;
}
#endif /* ITT_SIMPLE_INIT */
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
typedef enum {
__itt_collection_normal = 0,
__itt_collection_paused = 1
} __itt_collection_state;
typedef enum {
__itt_thread_normal = 0,
__itt_thread_ignored = 1
} __itt_thread_state;
#pragma pack(push, 8)
typedef struct ___itt_thread_info
{
const char* nameA; /*!< Copy of original name in ASCII. */
#if defined(UNICODE) || defined(_UNICODE)
const wchar_t* nameW; /*!< Copy of original name in UNICODE. */
#else /* UNICODE || _UNICODE */
void* nameW;
#endif /* UNICODE || _UNICODE */
TIDT tid;
__itt_thread_state state; /*!< Thread state (paused or normal) */
int extra1; /*!< Reserved to the runtime */
void* extra2; /*!< Reserved to the runtime */
struct ___itt_thread_info* next;
} __itt_thread_info;
#include "ittnotify_types.h" /* For __itt_group_id definition */
typedef struct ___itt_api_info_20101001
{
const char* name;
void** func_ptr;
void* init_func;
__itt_group_id group;
} __itt_api_info_20101001;
typedef struct ___itt_api_info
{
const char* name;
void** func_ptr;
void* init_func;
void* null_func;
__itt_group_id group;
} __itt_api_info;
struct ___itt_domain;
struct ___itt_string_handle;
typedef struct ___itt_global
{
unsigned char magic[8];
unsigned long version_major;
unsigned long version_minor;
unsigned long version_build;
volatile long api_initialized;
volatile long mutex_initialized;
volatile long atomic_counter;
mutex_t mutex;
lib_t lib;
void* error_handler;
const char** dll_path_ptr;
__itt_api_info* api_list_ptr;
struct ___itt_global* next;
/* Joinable structures below */
__itt_thread_info* thread_list;
struct ___itt_domain* domain_list;
struct ___itt_string_handle* string_list;
__itt_collection_state state;
} __itt_global;
#pragma pack(pop)
#define NEW_THREAD_INFO_W(gptr,h,h_tail,t,s,n) { \
h = (__itt_thread_info*)malloc(sizeof(__itt_thread_info)); \
if (h != NULL) { \
h->tid = t; \
h->nameA = NULL; \
h->nameW = n ? _wcsdup(n) : NULL; \
h->state = s; \
h->extra1 = 0; /* reserved */ \
h->extra2 = NULL; /* reserved */ \
h->next = NULL; \
if (h_tail == NULL) \
(gptr)->thread_list = h; \
else \
h_tail->next = h; \
} \
}
#define NEW_THREAD_INFO_A(gptr,h,h_tail,t,s,n) { \
h = (__itt_thread_info*)malloc(sizeof(__itt_thread_info)); \
if (h != NULL) { \
h->tid = t; \
h->nameA = n ? __itt_fstrdup(n) : NULL; \
h->nameW = NULL; \
h->state = s; \
h->extra1 = 0; /* reserved */ \
h->extra2 = NULL; /* reserved */ \
h->next = NULL; \
if (h_tail == NULL) \
(gptr)->thread_list = h; \
else \
h_tail->next = h; \
} \
}
#define NEW_DOMAIN_W(gptr,h,h_tail,name) { \
h = (__itt_domain*)malloc(sizeof(__itt_domain)); \
if (h != NULL) { \
h->flags = 0; /* domain is disabled by default */ \
h->nameA = NULL; \
h->nameW = name ? _wcsdup(name) : NULL; \
h->extra1 = 0; /* reserved */ \
h->extra2 = NULL; /* reserved */ \
h->next = NULL; \
if (h_tail == NULL) \
(gptr)->domain_list = h; \
else \
h_tail->next = h; \
} \
}
#define NEW_DOMAIN_A(gptr,h,h_tail,name) { \
h = (__itt_domain*)malloc(sizeof(__itt_domain)); \
if (h != NULL) { \
h->flags = 0; /* domain is disabled by default */ \
h->nameA = name ? __itt_fstrdup(name) : NULL; \
h->nameW = NULL; \
h->extra1 = 0; /* reserved */ \
h->extra2 = NULL; /* reserved */ \
h->next = NULL; \
if (h_tail == NULL) \
(gptr)->domain_list = h; \
else \
h_tail->next = h; \
} \
}
#define NEW_STRING_HANDLE_W(gptr,h,h_tail,name) { \
h = (__itt_string_handle*)malloc(sizeof(__itt_string_handle)); \
if (h != NULL) { \
h->strA = NULL; \
h->strW = name ? _wcsdup(name) : NULL; \
h->extra1 = 0; /* reserved */ \
h->extra2 = NULL; /* reserved */ \
h->next = NULL; \
if (h_tail == NULL) \
(gptr)->string_list = h; \
else \
h_tail->next = h; \
} \
}
#define NEW_STRING_HANDLE_A(gptr,h,h_tail,name) { \
h = (__itt_string_handle*)malloc(sizeof(__itt_string_handle)); \
if (h != NULL) { \
h->strA = name ? __itt_fstrdup(name) : NULL; \
h->strW = NULL; \
h->extra1 = 0; /* reserved */ \
h->extra2 = NULL; /* reserved */ \
h->next = NULL; \
if (h_tail == NULL) \
(gptr)->string_list = h; \
else \
h_tail->next = h; \
} \
}
#endif /* _ITTNOTIFY_CONFIG_H_ */

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external/llvm/lib/ExecutionEngine/IntelJITEvents/ittnotify_types.h vendored
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/*===-- ittnotify_types.h - JIT Profiling API internal types--------*- C -*-===*
*
* The LLVM Compiler Infrastructure
*
* This file is distributed under the University of Illinois Open Source
* License. See LICENSE.TXT for details.
*
*===----------------------------------------------------------------------===*
*
* NOTE: This file comes in a style different from the rest of LLVM
* source base since this is a piece of code shared from Intel(R)
* products. Please do not reformat / re-style this code to make
* subsequent merges and contributions from the original source base eaiser.
*
*===----------------------------------------------------------------------===*/
#ifndef _ITTNOTIFY_TYPES_H_
#define _ITTNOTIFY_TYPES_H_
typedef enum ___itt_group_id
{
__itt_group_none = 0,
__itt_group_legacy = 1<<0,
__itt_group_control = 1<<1,
__itt_group_thread = 1<<2,
__itt_group_mark = 1<<3,
__itt_group_sync = 1<<4,
__itt_group_fsync = 1<<5,
__itt_group_jit = 1<<6,
__itt_group_model = 1<<7,
__itt_group_splitter_min = 1<<7,
__itt_group_counter = 1<<8,
__itt_group_frame = 1<<9,
__itt_group_stitch = 1<<10,
__itt_group_heap = 1<<11,
__itt_group_splitter_max = 1<<12,
__itt_group_structure = 1<<12,
__itt_group_suppress = 1<<13,
__itt_group_all = -1
} __itt_group_id;
#pragma pack(push, 8)
typedef struct ___itt_group_list
{
__itt_group_id id;
const char* name;
} __itt_group_list;
#pragma pack(pop)
#define ITT_GROUP_LIST(varname) \
static __itt_group_list varname[] = { \
{ __itt_group_all, "all" }, \
{ __itt_group_control, "control" }, \
{ __itt_group_thread, "thread" }, \
{ __itt_group_mark, "mark" }, \
{ __itt_group_sync, "sync" }, \
{ __itt_group_fsync, "fsync" }, \
{ __itt_group_jit, "jit" }, \
{ __itt_group_model, "model" }, \
{ __itt_group_counter, "counter" }, \
{ __itt_group_frame, "frame" }, \
{ __itt_group_stitch, "stitch" }, \
{ __itt_group_heap, "heap" }, \
{ __itt_group_structure, "structure" }, \
{ __itt_group_suppress, "suppress" }, \
{ __itt_group_none, NULL } \
}
#endif /* _ITTNOTIFY_TYPES_H_ */

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external/llvm/lib/ExecutionEngine/IntelJITEvents/jitprofiling.c vendored
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/*===-- jitprofiling.c - JIT (Just-In-Time) Profiling API----------*- C -*-===*
*
* The LLVM Compiler Infrastructure
*
* This file is distributed under the University of Illinois Open Source
* License. See LICENSE.TXT for details.
*
*===----------------------------------------------------------------------===*
*
* This file provides Intel(R) Performance Analyzer JIT (Just-In-Time)
* Profiling API implementation.
*
* NOTE: This file comes in a style different from the rest of LLVM
* source base since this is a piece of code shared from Intel(R)
* products. Please do not reformat / re-style this code to make
* subsequent merges and contributions from the original source base eaiser.
*
*===----------------------------------------------------------------------===*/
#include "ittnotify_config.h"
#if ITT_PLATFORM==ITT_PLATFORM_WIN
#include <windows.h>
#pragma optimize("", off)
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#include <dlfcn.h>
#include <pthread.h>
#include <stdint.h>
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#include <malloc.h>
#include <stdlib.h>
#include "jitprofiling.h"
static const char rcsid[] = "\n@(#) $Revision: 243501 $\n";
#define DLL_ENVIRONMENT_VAR "VS_PROFILER"
#ifndef NEW_DLL_ENVIRONMENT_VAR
#if ITT_ARCH==ITT_ARCH_IA32
#define NEW_DLL_ENVIRONMENT_VAR "INTEL_JIT_PROFILER32"
#else
#define NEW_DLL_ENVIRONMENT_VAR "INTEL_JIT_PROFILER64"
#endif
#endif /* NEW_DLL_ENVIRONMENT_VAR */
#if ITT_PLATFORM==ITT_PLATFORM_WIN
#define DEFAULT_DLLNAME "JitPI.dll"
HINSTANCE m_libHandle = NULL;
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#define DEFAULT_DLLNAME "libJitPI.so"
void* m_libHandle = NULL;
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
/* default location of JIT profiling agent on Android */
#define ANDROID_JIT_AGENT_PATH "/data/intel/libittnotify.so"
/* the function pointers */
typedef unsigned int(*TPInitialize)(void);
static TPInitialize FUNC_Initialize=NULL;
typedef unsigned int(*TPNotify)(unsigned int, void*);
static TPNotify FUNC_NotifyEvent=NULL;
static iJIT_IsProfilingActiveFlags executionMode = iJIT_NOTHING_RUNNING;
/* end collector dll part. */
/* loadiJIT_Funcs() : this function is called just in the beginning
* and is responsible to load the functions from BistroJavaCollector.dll
* result:
* on success: the functions loads, iJIT_DLL_is_missing=0, return value = 1
* on failure: the functions are NULL, iJIT_DLL_is_missing=1, return value = 0
*/
static int loadiJIT_Funcs(void);
/* global representing whether the BistroJavaCollector can't be loaded */
static int iJIT_DLL_is_missing = 0;
/* Virtual stack - the struct is used as a virtual stack for each thread.
* Every thread initializes with a stack of size INIT_TOP_STACK.
* Every method entry decreases from the current stack point,
* and when a thread stack reaches its top of stack (return from the global
* function), the top of stack and the current stack increase. Notice that
* when returning from a function the stack pointer is the address of
* the function return.
*/
#if ITT_PLATFORM==ITT_PLATFORM_WIN
static DWORD threadLocalStorageHandle = 0;
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
static pthread_key_t threadLocalStorageHandle = (pthread_key_t)0;
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
#define INIT_TOP_Stack 10000
typedef struct
{
unsigned int TopStack;
unsigned int CurrentStack;
} ThreadStack, *pThreadStack;
/* end of virtual stack. */
/*
* The function for reporting virtual-machine related events to VTune.
* Note: when reporting iJVM_EVENT_TYPE_ENTER_NIDS, there is no need to fill
* in the stack_id field in the iJIT_Method_NIDS structure, as VTune fills it.
* The return value in iJVM_EVENT_TYPE_ENTER_NIDS &&
* iJVM_EVENT_TYPE_LEAVE_NIDS events will be 0 in case of failure.
* in iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED event
* it will be -1 if EventSpecificData == 0 otherwise it will be 0.
*/
ITT_EXTERN_C int JITAPI
iJIT_NotifyEvent(iJIT_JVM_EVENT event_type, void *EventSpecificData)
{
int ReturnValue;
/*
* This section is for debugging outside of VTune.
* It creates the environment variables that indicates call graph mode.
* If running outside of VTune remove the remark.
*
*
* static int firstTime = 1;
* char DoCallGraph[12] = "DoCallGraph";
* if (firstTime)
* {
* firstTime = 0;
* SetEnvironmentVariable( "BISTRO_COLLECTORS_DO_CALLGRAPH", DoCallGraph);
* }
*
* end of section.
*/
/* initialization part - the functions have not been loaded yet. This part
* will load the functions, and check if we are in Call Graph mode.
* (for special treatment).
*/
if (!FUNC_NotifyEvent)
{
if (iJIT_DLL_is_missing)
return 0;
/* load the Function from the DLL */
if (!loadiJIT_Funcs())
return 0;
/* Call Graph initialization. */
}
/* If the event is method entry/exit, check that in the current mode
* VTune is allowed to receive it
*/
if ((event_type == iJVM_EVENT_TYPE_ENTER_NIDS ||
event_type == iJVM_EVENT_TYPE_LEAVE_NIDS) &&
(executionMode != iJIT_CALLGRAPH_ON))
{
return 0;
}
/* This section is performed when method enter event occurs.
* It updates the virtual stack, or creates it if this is the first
* method entry in the thread. The stack pointer is decreased.
*/
if (event_type == iJVM_EVENT_TYPE_ENTER_NIDS)
{
#if ITT_PLATFORM==ITT_PLATFORM_WIN
pThreadStack threadStack =
(pThreadStack)TlsGetValue (threadLocalStorageHandle);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
pThreadStack threadStack =
(pThreadStack)pthread_getspecific(threadLocalStorageHandle);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
/* check for use of reserved method IDs */
if ( ((piJIT_Method_NIDS) EventSpecificData)->method_id <= 999 )
return 0;
if (!threadStack)
{
/* initialize the stack. */
threadStack = (pThreadStack) calloc (sizeof(ThreadStack), 1);
threadStack->TopStack = INIT_TOP_Stack;
threadStack->CurrentStack = INIT_TOP_Stack;
#if ITT_PLATFORM==ITT_PLATFORM_WIN
TlsSetValue(threadLocalStorageHandle,(void*)threadStack);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
pthread_setspecific(threadLocalStorageHandle,(void*)threadStack);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
}
/* decrease the stack. */
((piJIT_Method_NIDS) EventSpecificData)->stack_id =
(threadStack->CurrentStack)--;
}
/* This section is performed when method leave event occurs
* It updates the virtual stack.
* Increases the stack pointer.
* If the stack pointer reached the top (left the global function)
* increase the pointer and the top pointer.
*/
if (event_type == iJVM_EVENT_TYPE_LEAVE_NIDS)
{
#if ITT_PLATFORM==ITT_PLATFORM_WIN
pThreadStack threadStack =
(pThreadStack)TlsGetValue (threadLocalStorageHandle);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
pThreadStack threadStack =
(pThreadStack)pthread_getspecific(threadLocalStorageHandle);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
/* check for use of reserved method IDs */
if ( ((piJIT_Method_NIDS) EventSpecificData)->method_id <= 999 )
return 0;
if (!threadStack)
{
/* Error: first report in this thread is method exit */
exit (1);
}
((piJIT_Method_NIDS) EventSpecificData)->stack_id =
++(threadStack->CurrentStack) + 1;
if (((piJIT_Method_NIDS) EventSpecificData)->stack_id
> threadStack->TopStack)
((piJIT_Method_NIDS) EventSpecificData)->stack_id =
(unsigned int)-1;
}
if (event_type == iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED)
{
/* check for use of reserved method IDs */
if ( ((piJIT_Method_Load) EventSpecificData)->method_id <= 999 )
return 0;
}
ReturnValue = (int)FUNC_NotifyEvent(event_type, EventSpecificData);
return ReturnValue;
}
/* The new mode call back routine */
ITT_EXTERN_C void JITAPI
iJIT_RegisterCallbackEx(void *userdata, iJIT_ModeChangedEx
NewModeCallBackFuncEx)
{
/* is it already missing... or the load of functions from the DLL failed */
if (iJIT_DLL_is_missing || !loadiJIT_Funcs())
{
/* then do not bother with notifications */
NewModeCallBackFuncEx(userdata, iJIT_NO_NOTIFICATIONS);
/* Error: could not load JIT functions. */
return;
}
/* nothing to do with the callback */
}
/*
* This function allows the user to query in which mode, if at all,
*VTune is running
*/
ITT_EXTERN_C iJIT_IsProfilingActiveFlags JITAPI iJIT_IsProfilingActive()
{
if (!iJIT_DLL_is_missing)
{
loadiJIT_Funcs();
}
return executionMode;
}
/* this function loads the collector dll (BistroJavaCollector)
* and the relevant functions.
* on success: all functions load, iJIT_DLL_is_missing = 0, return value = 1
* on failure: all functions are NULL, iJIT_DLL_is_missing = 1, return value = 0
*/
static int loadiJIT_Funcs()
{
static int bDllWasLoaded = 0;
char *dllName = (char*)rcsid; /* !! Just to avoid unused code elimination */
#if ITT_PLATFORM==ITT_PLATFORM_WIN
DWORD dNameLength = 0;
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
if(bDllWasLoaded)
{
/* dll was already loaded, no need to do it for the second time */
return 1;
}
/* Assumes that the DLL will not be found */
iJIT_DLL_is_missing = 1;
FUNC_NotifyEvent = NULL;
if (m_libHandle)
{
#if ITT_PLATFORM==ITT_PLATFORM_WIN
FreeLibrary(m_libHandle);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
dlclose(m_libHandle);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
m_libHandle = NULL;
}
/* Try to get the dll name from the environment */
#if ITT_PLATFORM==ITT_PLATFORM_WIN
dNameLength = GetEnvironmentVariableA(NEW_DLL_ENVIRONMENT_VAR, NULL, 0);
if (dNameLength)
{
DWORD envret = 0;
dllName = (char*)malloc(sizeof(char) * (dNameLength + 1));
envret = GetEnvironmentVariableA(NEW_DLL_ENVIRONMENT_VAR,
dllName, dNameLength);
if (envret)
{
/* Try to load the dll from the PATH... */
m_libHandle = LoadLibraryExA(dllName,
NULL, LOAD_WITH_ALTERED_SEARCH_PATH);
}
free(dllName);
} else {
/* Try to use old VS_PROFILER variable */
dNameLength = GetEnvironmentVariableA(DLL_ENVIRONMENT_VAR, NULL, 0);
if (dNameLength)
{
DWORD envret = 0;
dllName = (char*)malloc(sizeof(char) * (dNameLength + 1));
envret = GetEnvironmentVariableA(DLL_ENVIRONMENT_VAR,
dllName, dNameLength);
if (envret)
{
/* Try to load the dll from the PATH... */
m_libHandle = LoadLibraryA(dllName);
}
free(dllName);
}
}
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
dllName = getenv(NEW_DLL_ENVIRONMENT_VAR);
if (!dllName)
dllName = getenv(DLL_ENVIRONMENT_VAR);
#ifdef ANDROID
if (!dllName)
dllName = ANDROID_JIT_AGENT_PATH;
#endif
if (dllName)
{
/* Try to load the dll from the PATH... */
m_libHandle = dlopen(dllName, RTLD_LAZY);
}
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
if (!m_libHandle)
{
#if ITT_PLATFORM==ITT_PLATFORM_WIN
m_libHandle = LoadLibraryA(DEFAULT_DLLNAME);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
m_libHandle = dlopen(DEFAULT_DLLNAME, RTLD_LAZY);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
}
/* if the dll wasn't loaded - exit. */
if (!m_libHandle)
{
iJIT_DLL_is_missing = 1; /* don't try to initialize
* JIT agent the second time
*/
return 0;
}
#if ITT_PLATFORM==ITT_PLATFORM_WIN
FUNC_NotifyEvent = (TPNotify)GetProcAddress(m_libHandle, "NotifyEvent");
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
FUNC_NotifyEvent = (TPNotify)(intptr_t)dlsym(m_libHandle, "NotifyEvent");
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
if (!FUNC_NotifyEvent)
{
FUNC_Initialize = NULL;
return 0;
}
#if ITT_PLATFORM==ITT_PLATFORM_WIN
FUNC_Initialize = (TPInitialize)GetProcAddress(m_libHandle, "Initialize");
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
FUNC_Initialize = (TPInitialize)(intptr_t)dlsym(m_libHandle, "Initialize");
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
if (!FUNC_Initialize)
{
FUNC_NotifyEvent = NULL;
return 0;
}
executionMode = (iJIT_IsProfilingActiveFlags)FUNC_Initialize();
bDllWasLoaded = 1;
iJIT_DLL_is_missing = 0; /* DLL is ok. */
/*
* Call Graph mode: init the thread local storage
* (need to store the virtual stack there).
*/
if ( executionMode == iJIT_CALLGRAPH_ON )
{
/* Allocate a thread local storage slot for the thread "stack" */
if (!threadLocalStorageHandle)
#if ITT_PLATFORM==ITT_PLATFORM_WIN
threadLocalStorageHandle = TlsAlloc();
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
pthread_key_create(&threadLocalStorageHandle, NULL);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
}
return 1;
}
/*
* This function should be called by the user whenever a thread ends,
* to free the thread "virtual stack" storage
*/
ITT_EXTERN_C void JITAPI FinalizeThread()
{
if (threadLocalStorageHandle)
{
#if ITT_PLATFORM==ITT_PLATFORM_WIN
pThreadStack threadStack =
(pThreadStack)TlsGetValue (threadLocalStorageHandle);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
pThreadStack threadStack =
(pThreadStack)pthread_getspecific(threadLocalStorageHandle);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
if (threadStack)
{
free (threadStack);
threadStack = NULL;
#if ITT_PLATFORM==ITT_PLATFORM_WIN
TlsSetValue (threadLocalStorageHandle, threadStack);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
pthread_setspecific(threadLocalStorageHandle, threadStack);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
}
}
}
/*
* This function should be called by the user when the process ends,
* to free the local storage index
*/
ITT_EXTERN_C void JITAPI FinalizeProcess()
{
if (m_libHandle)
{
#if ITT_PLATFORM==ITT_PLATFORM_WIN
FreeLibrary(m_libHandle);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
dlclose(m_libHandle);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
m_libHandle = NULL;
}
if (threadLocalStorageHandle)
#if ITT_PLATFORM==ITT_PLATFORM_WIN
TlsFree (threadLocalStorageHandle);
#else /* ITT_PLATFORM==ITT_PLATFORM_WIN */
pthread_key_delete(threadLocalStorageHandle);
#endif /* ITT_PLATFORM==ITT_PLATFORM_WIN */
}
/*
* This function should be called by the user for any method once.
* The function will return a unique method ID, the user should maintain
* the ID for each method
*/
ITT_EXTERN_C unsigned int JITAPI iJIT_GetNewMethodID()
{
static unsigned int methodID = 0x100000;
if (methodID == 0)
return 0; /* ERROR : this is not a valid value */
return methodID++;
}

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/*===-- jitprofiling.h - JIT Profiling API-------------------------*- C -*-===*
*
* The LLVM Compiler Infrastructure
*
* This file is distributed under the University of Illinois Open Source
* License. See LICENSE.TXT for details.
*
*===----------------------------------------------------------------------===*
*
* This file provides Intel(R) Performance Analyzer JIT (Just-In-Time)
* Profiling API declaration.
*
* NOTE: This file comes in a style different from the rest of LLVM
* source base since this is a piece of code shared from Intel(R)
* products. Please do not reformat / re-style this code to make
* subsequent merges and contributions from the original source base eaiser.
*
*===----------------------------------------------------------------------===*/
#ifndef __JITPROFILING_H__
#define __JITPROFILING_H__
/*
* Various constants used by functions
*/
/* event notification */
typedef enum iJIT_jvm_event
{
/* shutdown */
/*
* Program exiting EventSpecificData NA
*/
iJVM_EVENT_TYPE_SHUTDOWN = 2,
/* JIT profiling */
/*
* issued after method code jitted into memory but before code is executed
* EventSpecificData is an iJIT_Method_Load
*/
iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED=13,
/* issued before unload. Method code will no longer be executed, but code
* and info are still in memory. The VTune profiler may capture method
* code only at this point EventSpecificData is iJIT_Method_Id
*/
iJVM_EVENT_TYPE_METHOD_UNLOAD_START,
/* Method Profiling */
/* method name, Id and stack is supplied
* issued when a method is about to be entered EventSpecificData is
* iJIT_Method_NIDS
*/
iJVM_EVENT_TYPE_ENTER_NIDS = 19,
/* method name, Id and stack is supplied
* issued when a method is about to be left EventSpecificData is
* iJIT_Method_NIDS
*/
iJVM_EVENT_TYPE_LEAVE_NIDS
} iJIT_JVM_EVENT;
typedef enum _iJIT_ModeFlags
{
/* No need to Notify VTune, since VTune is not running */
iJIT_NO_NOTIFICATIONS = 0x0000,
/* when turned on the jit must call
* iJIT_NotifyEvent
* (
* iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED,
* )
* for all the method already jitted
*/
iJIT_BE_NOTIFY_ON_LOAD = 0x0001,
/* when turned on the jit must call
* iJIT_NotifyEvent
* (
* iJVM_EVENT_TYPE_METHOD_UNLOAD_FINISHED,
* ) for all the method that are unloaded
*/
iJIT_BE_NOTIFY_ON_UNLOAD = 0x0002,
/* when turned on the jit must instrument all
* the currently jited code with calls on
* method entries
*/
iJIT_BE_NOTIFY_ON_METHOD_ENTRY = 0x0004,
/* when turned on the jit must instrument all
* the currently jited code with calls
* on method exit
*/
iJIT_BE_NOTIFY_ON_METHOD_EXIT = 0x0008
} iJIT_ModeFlags;
/* Flags used by iJIT_IsProfilingActive() */
typedef enum _iJIT_IsProfilingActiveFlags
{
/* No profiler is running. Currently not used */
iJIT_NOTHING_RUNNING = 0x0000,
/* Sampling is running. This is the default value
* returned by iJIT_IsProfilingActive()
*/
iJIT_SAMPLING_ON = 0x0001,
/* Call Graph is running */
iJIT_CALLGRAPH_ON = 0x0002
} iJIT_IsProfilingActiveFlags;
/* Enumerator for the environment of methods*/
typedef enum _iJDEnvironmentType
{
iJDE_JittingAPI = 2
} iJDEnvironmentType;
/**********************************
* Data structures for the events *
**********************************/
/* structure for the events:
* iJVM_EVENT_TYPE_METHOD_UNLOAD_START
*/
typedef struct _iJIT_Method_Id
{
/* Id of the method (same as the one passed in
* the iJIT_Method_Load struct
*/
unsigned int method_id;
} *piJIT_Method_Id, iJIT_Method_Id;
/* structure for the events:
* iJVM_EVENT_TYPE_ENTER_NIDS,
* iJVM_EVENT_TYPE_LEAVE_NIDS,
* iJVM_EVENT_TYPE_EXCEPTION_OCCURRED_NIDS
*/
typedef struct _iJIT_Method_NIDS
{
/* unique method ID */
unsigned int method_id;
/* NOTE: no need to fill this field, it's filled by VTune */
unsigned int stack_id;
/* method name (just the method, without the class) */
char* method_name;
} *piJIT_Method_NIDS, iJIT_Method_NIDS;
/* structures for the events:
* iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED
*/
typedef struct _LineNumberInfo
{
/* x86 Offset from the beginning of the method*/
unsigned int Offset;
/* source line number from the beginning of the source file */
unsigned int LineNumber;
} *pLineNumberInfo, LineNumberInfo;
typedef struct _iJIT_Method_Load
{
/* unique method ID - can be any unique value, (except 0 - 999) */
unsigned int method_id;
/* method name (can be with or without the class and signature, in any case
* the class name will be added to it)
*/
char* method_name;
/* virtual address of that method - This determines the method range for the
* iJVM_EVENT_TYPE_ENTER/LEAVE_METHOD_ADDR events
*/
void* method_load_address;
/* Size in memory - Must be exact */
unsigned int method_size;
/* Line Table size in number of entries - Zero if none */
unsigned int line_number_size;
/* Pointer to the beginning of the line numbers info array */
pLineNumberInfo line_number_table;
/* unique class ID */
unsigned int class_id;
/* class file name */
char* class_file_name;
/* source file name */
char* source_file_name;
/* bits supplied by the user for saving in the JIT file */
void* user_data;
/* the size of the user data buffer */
unsigned int user_data_size;
/* NOTE: no need to fill this field, it's filled by VTune */
iJDEnvironmentType env;
} *piJIT_Method_Load, iJIT_Method_Load;
/* API Functions */
#ifdef __cplusplus
extern "C" {
#endif
#ifndef CDECL
# if defined WIN32 || defined _WIN32
# define CDECL __cdecl
# else /* defined WIN32 || defined _WIN32 */
# if defined _M_X64 || defined _M_AMD64 || defined __x86_64__
# define CDECL /* not actual on x86_64 platform */
# else /* _M_X64 || _M_AMD64 || __x86_64__ */
# define CDECL __attribute__ ((cdecl))
# endif /* _M_X64 || _M_AMD64 || __x86_64__ */
# endif /* defined WIN32 || defined _WIN32 */
#endif /* CDECL */
#define JITAPI CDECL
/* called when the settings are changed with new settings */
typedef void (*iJIT_ModeChangedEx)(void *UserData, iJIT_ModeFlags Flags);
int JITAPI iJIT_NotifyEvent(iJIT_JVM_EVENT event_type, void *EventSpecificData);
/* The new mode call back routine */
void JITAPI iJIT_RegisterCallbackEx(void *userdata,
iJIT_ModeChangedEx NewModeCallBackFuncEx);
iJIT_IsProfilingActiveFlags JITAPI iJIT_IsProfilingActive(void);
void JITAPI FinalizeThread(void);
void JITAPI FinalizeProcess(void);
unsigned int JITAPI iJIT_GetNewMethodID(void);
#ifdef __cplusplus
}
#endif
#endif /* __JITPROFILING_H__ */

20
external/llvm/lib/ExecutionEngine/Interpreter/CMakeLists.txt vendored
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@ -1,20 +0,0 @@
# Make sure that the path to libffi headers is on the command
# line. That path can be a compiler's non-default path even when
# FFI_INCLUDE_DIR was not used, because cmake has its own paths for
# searching for headers (CMAKE_SYSTEM_INCLUDE_PATH, for instance):
if( FFI_INCLUDE_PATH )
include_directories( ${FFI_INCLUDE_PATH} )
endif()
add_llvm_library(LLVMInterpreter
Execution.cpp
ExternalFunctions.cpp
Interpreter.cpp
DEPENDS
intrinsics_gen
)
if( LLVM_ENABLE_FFI )
target_link_libraries( LLVMInterpreter PRIVATE ${FFI_LIBRARY_PATH} )
endif()

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external/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp vendored
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508
external/llvm/lib/ExecutionEngine/Interpreter/ExternalFunctions.cpp vendored
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103
external/llvm/lib/ExecutionEngine/Interpreter/Interpreter.cpp vendored
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//===- Interpreter.cpp - Top-Level LLVM Interpreter Implementation --------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the top-level functionality for the LLVM interpreter.
// This interpreter is designed to be a very simple, portable, inefficient
// interpreter.
//
//===----------------------------------------------------------------------===//
#include "Interpreter.h"
#include "llvm/CodeGen/IntrinsicLowering.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Module.h"
#include <cstring>
using namespace llvm;
namespace {
static struct RegisterInterp {
RegisterInterp() { Interpreter::Register(); }
} InterpRegistrator;
}
extern "C" void LLVMLinkInInterpreter() { }
/// Create a new interpreter object.
///
ExecutionEngine *Interpreter::create(std::unique_ptr<Module> M,
std::string *ErrStr) {
// Tell this Module to materialize everything and release the GVMaterializer.
if (Error Err = M->materializeAll()) {
std::string Msg;
handleAllErrors(std::move(Err), [&](ErrorInfoBase &EIB) {
Msg = EIB.message();
});
if (ErrStr)
*ErrStr = Msg;
// We got an error, just return 0
return nullptr;
}
return new Interpreter(std::move(M));
}
//===----------------------------------------------------------------------===//
// Interpreter ctor - Initialize stuff
//
Interpreter::Interpreter(std::unique_ptr<Module> M)
: ExecutionEngine(std::move(M)) {
memset(&ExitValue.Untyped, 0, sizeof(ExitValue.Untyped));
// Initialize the "backend"
initializeExecutionEngine();
initializeExternalFunctions();
emitGlobals();
IL = new IntrinsicLowering(getDataLayout());
}
Interpreter::~Interpreter() {
delete IL;
}
void Interpreter::runAtExitHandlers () {
while (!AtExitHandlers.empty()) {
callFunction(AtExitHandlers.back(), None);
AtExitHandlers.pop_back();
run();
}
}
/// run - Start execution with the specified function and arguments.
///
GenericValue Interpreter::runFunction(Function *F,
ArrayRef<GenericValue> ArgValues) {
assert (F && "Function *F was null at entry to run()");
// Try extra hard not to pass extra args to a function that isn't
// expecting them. C programmers frequently bend the rules and
// declare main() with fewer parameters than it actually gets
// passed, and the interpreter barfs if you pass a function more
// parameters than it is declared to take. This does not attempt to
// take into account gratuitous differences in declared types,
// though.
const size_t ArgCount = F->getFunctionType()->getNumParams();
ArrayRef<GenericValue> ActualArgs =
ArgValues.slice(0, std::min(ArgValues.size(), ArgCount));
// Set up the function call.
callFunction(F, ActualArgs);
// Start executing the function.
run();
return ExitValue;
}

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external/llvm/lib/ExecutionEngine/Interpreter/Interpreter.h vendored
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//===-- Interpreter.h ------------------------------------------*- C++ -*--===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This header file defines the interpreter structure
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_EXECUTIONENGINE_INTERPRETER_INTERPRETER_H
#define LLVM_LIB_EXECUTIONENGINE_INTERPRETER_INTERPRETER_H
#include "llvm/ExecutionEngine/ExecutionEngine.h"
#include "llvm/ExecutionEngine/GenericValue.h"
#include "llvm/IR/CallSite.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/InstVisitor.h"
#include "llvm/Support/DataTypes.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
namespace llvm {
class IntrinsicLowering;
template<typename T> class generic_gep_type_iterator;
class ConstantExpr;
typedef generic_gep_type_iterator<User::const_op_iterator> gep_type_iterator;
// AllocaHolder - Object to track all of the blocks of memory allocated by
// alloca. When the function returns, this object is popped off the execution
// stack, which causes the dtor to be run, which frees all the alloca'd memory.
//
class AllocaHolder {
std::vector<void *> Allocations;
public:
AllocaHolder() {}
// Make this type move-only.
AllocaHolder(AllocaHolder &&) = default;
AllocaHolder &operator=(AllocaHolder &&RHS) = default;
~AllocaHolder() {
for (void *Allocation : Allocations)
free(Allocation);
}
void add(void *Mem) { Allocations.push_back(Mem); }
};
typedef std::vector<GenericValue> ValuePlaneTy;
// ExecutionContext struct - This struct represents one stack frame currently
// executing.
//
struct ExecutionContext {
Function *CurFunction;// The currently executing function
BasicBlock *CurBB; // The currently executing BB
BasicBlock::iterator CurInst; // The next instruction to execute
CallSite Caller; // Holds the call that called subframes.
// NULL if main func or debugger invoked fn
std::map<Value *, GenericValue> Values; // LLVM values used in this invocation
std::vector<GenericValue> VarArgs; // Values passed through an ellipsis
AllocaHolder Allocas; // Track memory allocated by alloca
ExecutionContext() : CurFunction(nullptr), CurBB(nullptr), CurInst(nullptr) {}
};
// Interpreter - This class represents the entirety of the interpreter.
//
class Interpreter : public ExecutionEngine, public InstVisitor<Interpreter> {
GenericValue ExitValue; // The return value of the called function
IntrinsicLowering *IL;
// The runtime stack of executing code. The top of the stack is the current
// function record.
std::vector<ExecutionContext> ECStack;
// AtExitHandlers - List of functions to call when the program exits,
// registered with the atexit() library function.
std::vector<Function*> AtExitHandlers;
public:
explicit Interpreter(std::unique_ptr<Module> M);
~Interpreter() override;
/// runAtExitHandlers - Run any functions registered by the program's calls to
/// atexit(3), which we intercept and store in AtExitHandlers.
///
void runAtExitHandlers();
static void Register() {
InterpCtor = create;
}
/// Create an interpreter ExecutionEngine.
///
static ExecutionEngine *create(std::unique_ptr<Module> M,
std::string *ErrorStr = nullptr);
/// run - Start execution with the specified function and arguments.
///
GenericValue runFunction(Function *F,
ArrayRef<GenericValue> ArgValues) override;
void *getPointerToNamedFunction(StringRef Name,
bool AbortOnFailure = true) override {
// FIXME: not implemented.
return nullptr;
}
// Methods used to execute code:
// Place a call on the stack
void callFunction(Function *F, ArrayRef<GenericValue> ArgVals);
void run(); // Execute instructions until nothing left to do
// Opcode Implementations
void visitReturnInst(ReturnInst &I);
void visitBranchInst(BranchInst &I);
void visitSwitchInst(SwitchInst &I);
void visitIndirectBrInst(IndirectBrInst &I);
void visitBinaryOperator(BinaryOperator &I);
void visitICmpInst(ICmpInst &I);
void visitFCmpInst(FCmpInst &I);
void visitAllocaInst(AllocaInst &I);
void visitLoadInst(LoadInst &I);
void visitStoreInst(StoreInst &I);
void visitGetElementPtrInst(GetElementPtrInst &I);
void visitPHINode(PHINode &PN) {
llvm_unreachable("PHI nodes already handled!");
}
void visitTruncInst(TruncInst &I);
void visitZExtInst(ZExtInst &I);
void visitSExtInst(SExtInst &I);
void visitFPTruncInst(FPTruncInst &I);
void visitFPExtInst(FPExtInst &I);
void visitUIToFPInst(UIToFPInst &I);
void visitSIToFPInst(SIToFPInst &I);
void visitFPToUIInst(FPToUIInst &I);
void visitFPToSIInst(FPToSIInst &I);
void visitPtrToIntInst(PtrToIntInst &I);
void visitIntToPtrInst(IntToPtrInst &I);
void visitBitCastInst(BitCastInst &I);
void visitSelectInst(SelectInst &I);
void visitCallSite(CallSite CS);
void visitCallInst(CallInst &I) { visitCallSite (CallSite (&I)); }
void visitInvokeInst(InvokeInst &I) { visitCallSite (CallSite (&I)); }
void visitUnreachableInst(UnreachableInst &I);
void visitShl(BinaryOperator &I);
void visitLShr(BinaryOperator &I);
void visitAShr(BinaryOperator &I);
void visitVAArgInst(VAArgInst &I);
void visitExtractElementInst(ExtractElementInst &I);
void visitInsertElementInst(InsertElementInst &I);
void visitShuffleVectorInst(ShuffleVectorInst &I);
void visitExtractValueInst(ExtractValueInst &I);
void visitInsertValueInst(InsertValueInst &I);
void visitInstruction(Instruction &I) {
errs() << I << "\n";
llvm_unreachable("Instruction not interpretable yet!");
}
GenericValue callExternalFunction(Function *F,
ArrayRef<GenericValue> ArgVals);
void exitCalled(GenericValue GV);
void addAtExitHandler(Function *F) {
AtExitHandlers.push_back(F);
}
GenericValue *getFirstVarArg () {
return &(ECStack.back ().VarArgs[0]);
}
private: // Helper functions
GenericValue executeGEPOperation(Value *Ptr, gep_type_iterator I,
gep_type_iterator E, ExecutionContext &SF);
// SwitchToNewBasicBlock - Start execution in a new basic block and run any
// PHI nodes in the top of the block. This is used for intraprocedural
// control flow.
//
void SwitchToNewBasicBlock(BasicBlock *Dest, ExecutionContext &SF);
void *getPointerToFunction(Function *F) override { return (void*)F; }
void initializeExecutionEngine() { }
void initializeExternalFunctions();
GenericValue getConstantExprValue(ConstantExpr *CE, ExecutionContext &SF);
GenericValue getOperandValue(Value *V, ExecutionContext &SF);
GenericValue executeTruncInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeSExtInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeZExtInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeFPTruncInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeFPExtInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeFPToUIInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeFPToSIInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeUIToFPInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeSIToFPInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executePtrToIntInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeIntToPtrInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeBitCastInst(Value *SrcVal, Type *DstTy,
ExecutionContext &SF);
GenericValue executeCastOperation(Instruction::CastOps opcode, Value *SrcVal,
Type *Ty, ExecutionContext &SF);
void popStackAndReturnValueToCaller(Type *RetTy, GenericValue Result);
};
} // End llvm namespace
#endif

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external/llvm/lib/ExecutionEngine/Interpreter/LLVMBuild.txt vendored
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;===- ./lib/ExecutionEngine/Interpreter/LLVMBuild.txt ----------*- Conf -*--===;
;
; The LLVM Compiler Infrastructure
;
; This file is distributed under the University of Illinois Open Source
; License. See LICENSE.TXT for details.
;
;===------------------------------------------------------------------------===;
;
; This is an LLVMBuild description file for the components in this subdirectory.
;
; For more information on the LLVMBuild system, please see:
;
; http://llvm.org/docs/LLVMBuild.html
;
;===------------------------------------------------------------------------===;
[component_0]
type = Library
name = Interpreter
parent = ExecutionEngine
required_libraries = CodeGen Core ExecutionEngine Support

25
external/llvm/lib/ExecutionEngine/LLVMBuild.txt vendored
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@ -1,25 +0,0 @@
;===- ./lib/ExecutionEngine/LLVMBuild.txt ----------------------*- Conf -*--===;
;
; The LLVM Compiler Infrastructure
;
; This file is distributed under the University of Illinois Open Source
; License. See LICENSE.TXT for details.
;
;===------------------------------------------------------------------------===;
;
; This is an LLVMBuild description file for the components in this subdirectory.
;
; For more information on the LLVMBuild system, please see:
;
; http://llvm.org/docs/LLVMBuild.html
;
;===------------------------------------------------------------------------===;
[common]
subdirectories = Interpreter MCJIT RuntimeDyld IntelJITEvents OProfileJIT Orc
[component_0]
type = Library
name = ExecutionEngine
parent = Libraries
required_libraries = Core MC Object RuntimeDyld Support Target

6
external/llvm/lib/ExecutionEngine/MCJIT/CMakeLists.txt vendored
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@ -1,6 +0,0 @@
add_llvm_library(LLVMMCJIT
MCJIT.cpp
DEPENDS
intrinsics_gen
)

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