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Revert ExecutionEngine patches, they either failed to build or broke unit tests.

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Please ensure the build is clean and tests are passing when recommitting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131044 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen 2011-05-07 03:12:54 +00:00
parent be91117c4d
commit 701529b248
11 changed files with 176 additions and 59 deletions
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18
include/llvm/ExecutionEngine/ExecutionEngine.h
View File

@ -135,14 +135,20 @@ protected:
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
TargetMachine *TM);
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs);
static ExecutionEngine *(*MCJITCtor)(
Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
TargetMachine *TM);
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs);
static ExecutionEngine *(*InterpCtor)(Module *M,
std::string *ErrorStr);
@ -204,14 +210,6 @@ public:
CodeModel::Model CMM =
CodeModel::Default);
/// selectTarget - Pick a target either via -march or by guessing the native
/// arch. Add any CPU features specified via -mcpu or -mattr.
static TargetMachine *selectTarget(Module *M,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs,
std::string *Err);
/// addModule - Add a Module to the list of modules that we can JIT from.
/// Note that this takes ownership of the Module: when the ExecutionEngine is
/// destroyed, it destroys the Module as well.

1
lib/ExecutionEngine/CMakeLists.txt
View File

@ -1,7 +1,6 @@
add_llvm_library(LLVMExecutionEngine
ExecutionEngine.cpp
ExecutionEngineBindings.cpp
TargetSelect.cpp
)
add_subdirectory(Interpreter)

51
lib/ExecutionEngine/ExecutionEngine.cpp
View File

@ -29,7 +29,6 @@
#include "llvm/Support/DynamicLibrary.h"
#include "llvm/Support/Host.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetMachine.h"
#include <cmath>
#include <cstring>
using namespace llvm;
@ -43,14 +42,20 @@ ExecutionEngine *(*ExecutionEngine::JITCtor)(
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
TargetMachine *TM) = 0;
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs) = 0;
ExecutionEngine *(*ExecutionEngine::MCJITCtor)(
Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
TargetMachine *TM) = 0;
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs) = 0;
ExecutionEngine *(*ExecutionEngine::InterpCtor)(Module *M,
std::string *ErrorStr) = 0;
@ -414,35 +419,6 @@ ExecutionEngine *ExecutionEngine::create(Module *M,
.create();
}
/// createJIT - This is the factory method for creating a JIT for the current
/// machine, it does not fall back to the interpreter. This takes ownership
/// of the module.
ExecutionEngine *ExecutionEngine::createJIT(Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
CodeModel::Model CMM) {
if (ExecutionEngine::JITCtor == 0) {
if (ErrorStr)
*ErrorStr = "JIT has not been linked in.";
return 0;
}
// Use the defaults for extra parameters. Users can use EngineBuilder to
// set them.
StringRef MArch = "";
StringRef MCPU = "";
SmallVector<std::string, 1> MAttrs;
TargetMachine *TM =
ExecutionEngine::selectTarget(M, MArch, MCPU, MAttrs, ErrorStr);
if (!TM || (ErrorStr && ErrorStr->length() > 0)) return 0;
TM->setCodeModel(CMM);
return ExecutionEngine::JITCtor(M, ErrorStr, JMM, OptLevel, GVsWithCode, TM);
}
ExecutionEngine *EngineBuilder::create() {
// Make sure we can resolve symbols in the program as well. The zero arg
// to the function tells DynamicLibrary to load the program, not a library.
@ -465,20 +441,17 @@ ExecutionEngine *EngineBuilder::create() {
// Unless the interpreter was explicitly selected or the JIT is not linked,
// try making a JIT.
if (WhichEngine & EngineKind::JIT) {
TargetMachine *TM =
ExecutionEngine::selectTarget(M, MArch, MCPU, MAttrs, ErrorStr);
if (!TM || (ErrorStr && ErrorStr->length() > 0)) return 0;
TM->setCodeModel(CMModel);
if (UseMCJIT && ExecutionEngine::MCJITCtor) {
ExecutionEngine *EE =
ExecutionEngine::MCJITCtor(M, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode, TM);
AllocateGVsWithCode, CMModel,
MArch, MCPU, MAttrs);
if (EE) return EE;
} else if (ExecutionEngine::JITCtor) {
ExecutionEngine *EE =
ExecutionEngine::JITCtor(M, ErrorStr, JMM, OptLevel,
AllocateGVsWithCode, TM);
AllocateGVsWithCode, CMModel,
MArch, MCPU, MAttrs);
if (EE) return EE;
}
}

1
lib/ExecutionEngine/JIT/CMakeLists.txt
View File

@ -9,4 +9,5 @@ add_llvm_library(LLVMJIT
JITEmitter.cpp
JITMemoryManager.cpp
OProfileJITEventListener.cpp
TargetSelect.cpp
)

29
lib/ExecutionEngine/JIT/JIT.cpp
View File

@ -203,18 +203,39 @@ void DarwinRegisterFrame(void* FrameBegin) {
/// createJIT - This is the factory method for creating a JIT for the current
/// machine, it does not fall back to the interpreter. This takes ownership
/// of the module.
ExecutionEngine *ExecutionEngine::createJIT(Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
CodeModel::Model CMM) {
// Use the defaults for extra parameters. Users can use EngineBuilder to
// set them.
StringRef MArch = "";
StringRef MCPU = "";
SmallVector<std::string, 1> MAttrs;
return JIT::createJIT(M, ErrorStr, JMM, OptLevel, GVsWithCode, CMM,
MArch, MCPU, MAttrs);
}
ExecutionEngine *JIT::createJIT(Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
TargetMachine *TM) {
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs) {
// Try to register the program as a source of symbols to resolve against.
//
// FIXME: Don't do this here.
sys::DynamicLibrary::LoadLibraryPermanently(0, NULL);
// If the target supports JIT code generation, create the JIT.
// Pick a target either via -march or by guessing the native arch.
TargetMachine *TM = JIT::selectTarget(M, MArch, MCPU, MAttrs, ErrorStr);
if (!TM || (ErrorStr && ErrorStr->length() > 0)) return 0;
TM->setCodeModel(CMM);
// If the target supports JIT code generation, create a the JIT.
if (TargetJITInfo *TJ = TM->getJITInfo()) {
return new JIT(M, *TM, *TJ, JMM, OptLevel, GVsWithCode);
} else {

13
lib/ExecutionEngine/JIT/JIT.h
View File

@ -181,12 +181,23 @@ public:
///
JITCodeEmitter *getCodeEmitter() const { return JCE; }
/// selectTarget - Pick a target either via -march or by guessing the native
/// arch. Add any CPU features specified via -mcpu or -mattr.
static TargetMachine *selectTarget(Module *M,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs,
std::string *Err);
static ExecutionEngine *createJIT(Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
TargetMachine *TM);
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs);
// Run the JIT on F and return information about the generated code
void runJITOnFunction(Function *F, MachineCodeInfo *MCI = 0);

4
lib/ExecutionEngine/TargetSelect.cpp → lib/ExecutionEngine/JIT/TargetSelect.cpp
View File

@ -13,7 +13,7 @@
//
//===----------------------------------------------------------------------===//
#include "llvm/ExecutionEngine/ExecutionEngine.h"
#include "JIT.h"
#include "llvm/Module.h"
#include "llvm/ADT/Triple.h"
#include "llvm/Support/CommandLine.h"
@ -26,7 +26,7 @@ using namespace llvm;
/// selectTarget - Pick a target either via -march or by guessing the native
/// arch. Add any CPU features specified via -mcpu or -mattr.
TargetMachine *ExecutionEngine::selectTarget(Module *Mod,
TargetMachine *JIT::selectTarget(Module *Mod,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs,

1
lib/ExecutionEngine/MCJIT/CMakeLists.txt
View File

@ -1,4 +1,5 @@
add_llvm_library(LLVMMCJIT
MCJIT.cpp
TargetSelect.cpp
Intercept.cpp
)

14
lib/ExecutionEngine/MCJIT/MCJIT.cpp
View File

@ -38,12 +38,24 @@ ExecutionEngine *MCJIT::createJIT(Module *M,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
TargetMachine *TM) {
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs) {
// Try to register the program as a source of symbols to resolve against.
//
// FIXME: Don't do this here.
sys::DynamicLibrary::LoadLibraryPermanently(0, NULL);
// Pick a target either via -march or by guessing the native arch.
//
// FIXME: This should be lifted out of here, it isn't something which should
// be part of the JIT policy, rather the burden for this selection should be
// pushed to clients.
TargetMachine *TM = MCJIT::selectTarget(M, MArch, MCPU, MAttrs, ErrorStr);
if (!TM || (ErrorStr && ErrorStr->length() > 0)) return 0;
TM->setCodeModel(CMM);
// If the target supports JIT code generation, create the JIT.
if (TargetJITInfo *TJ = TM->getJITInfo())
return new MCJIT(M, TM, *TJ, new MCJITMemoryManager(JMM), OptLevel,

12
lib/ExecutionEngine/MCJIT/MCJIT.h
View File

@ -76,12 +76,22 @@ public:
MCJITCtor = createJIT;
}
// FIXME: This routine is scheduled for termination. Do not use it.
static TargetMachine *selectTarget(Module *M,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs,
std::string *Err);
static ExecutionEngine *createJIT(Module *M,
std::string *ErrorStr,
JITMemoryManager *JMM,
CodeGenOpt::Level OptLevel,
bool GVsWithCode,
TargetMachine *TM);
CodeModel::Model CMM,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs);
// @}
};

91
lib/ExecutionEngine/MCJIT/TargetSelect.cpp Normal file
View File

@ -0,0 +1,91 @@
//===-- TargetSelect.cpp - Target Chooser Code ----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This just asks the TargetRegistry for the appropriate JIT to use, and allows
// the user to specify a specific one on the commandline with -march=x. Clients
// should initialize targets prior to calling createJIT.
//
//===----------------------------------------------------------------------===//
#include "MCJIT.h"
#include "llvm/Module.h"
#include "llvm/ADT/Triple.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/Host.h"
#include "llvm/Target/SubtargetFeature.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetRegistry.h"
using namespace llvm;
/// selectTarget - Pick a target either via -march or by guessing the native
/// arch. Add any CPU features specified via -mcpu or -mattr.
TargetMachine *MCJIT::selectTarget(Module *Mod,
StringRef MArch,
StringRef MCPU,
const SmallVectorImpl<std::string>& MAttrs,
std::string *ErrorStr) {
Triple TheTriple(Mod->getTargetTriple());
if (TheTriple.getTriple().empty())
TheTriple.setTriple(sys::getHostTriple());
// Adjust the triple to match what the user requested.
const Target *TheTarget = 0;
if (!MArch.empty()) {
for (TargetRegistry::iterator it = TargetRegistry::begin(),
ie = TargetRegistry::end(); it != ie; ++it) {
if (MArch == it->getName()) {
TheTarget = &*it;
break;
}
}
if (!TheTarget) {
*ErrorStr = "No available targets are compatible with this -march, "
"see -version for the available targets.\n";
return 0;
}
// Adjust the triple to match (if known), otherwise stick with the
// module/host triple.
Triple::ArchType Type = Triple::getArchTypeForLLVMName(MArch);
if (Type != Triple::UnknownArch)
TheTriple.setArch(Type);
} else {
std::string Error;
TheTarget = TargetRegistry::lookupTarget(TheTriple.getTriple(), Error);
if (TheTarget == 0) {
if (ErrorStr)
*ErrorStr = Error;
return 0;
}
}
if (!TheTarget->hasJIT()) {
errs() << "WARNING: This target JIT is not designed for the host you are"
<< " running. If bad things happen, please choose a different "
<< "-march switch.\n";
}
// Package up features to be passed to target/subtarget
std::string FeaturesStr;
if (!MCPU.empty() || !MAttrs.empty()) {
SubtargetFeatures Features;
Features.setCPU(MCPU);
for (unsigned i = 0; i != MAttrs.size(); ++i)
Features.AddFeature(MAttrs[i]);
FeaturesStr = Features.getString();
}
// Allocate a target...
TargetMachine *Target =
TheTarget->createTargetMachine(TheTriple.getTriple(), FeaturesStr);
assert(Target && "Could not allocate target machine!");
return Target;
}