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[MCJIT] Delete the JTIMemoryManager and associated APIs.

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This patch removes the old JIT memory manager (which does not provide any
useful functionality now that the old JIT is gone), and migrates the few
remaining clients over to SectionMemoryManager.

http://llvm.org/PR20848



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218316 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Lang Hames
2014-09-23 16:56:02 +00:00
parent ff5cfb4c23
commit 0717be951f
10 changed files with 15 additions and 1153 deletions
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10
lib/ExecutionEngine/ExecutionEngine.cpp
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@@ -17,6 +17,7 @@
#include "llvm/ADT/Statistic.h"
#include "llvm/ExecutionEngine/GenericValue.h"
#include "llvm/ExecutionEngine/JITMemoryManager.h"
#include "llvm/ExecutionEngine/ObjectBuffer.h"
#include "llvm/ExecutionEngine/ObjectCache.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
@@ -401,7 +402,6 @@ void EngineBuilder::InitEngine() {
ErrorStr = nullptr;
OptLevel = CodeGenOpt::Default;
MCJMM = nullptr;
JMM = nullptr;
Options = TargetOptions();
RelocModel = Reloc::Default;
CMModel = CodeModel::JITDefault;
@@ -422,13 +422,11 @@ ExecutionEngine *EngineBuilder::create(TargetMachine *TM) {
// to the function tells DynamicLibrary to load the program, not a library.
if (sys::DynamicLibrary::LoadLibraryPermanently(nullptr, ErrorStr))
return nullptr;
assert(!(JMM && MCJMM));
// If the user specified a memory manager but didn't specify which engine to
// create, we assume they only want the JIT, and we fail if they only want
// the interpreter.
if (JMM || MCJMM) {
if (MCJMM) {
if (WhichEngine & EngineKind::JIT)
WhichEngine = EngineKind::JIT;
else {
@@ -450,8 +448,8 @@ ExecutionEngine *EngineBuilder::create(TargetMachine *TM) {
ExecutionEngine *EE = nullptr;
if (ExecutionEngine::MCJITCtor)
EE = ExecutionEngine::MCJITCtor(std::move(M), ErrorStr,
MCJMM ? MCJMM : JMM, std::move(TheTM));
EE = ExecutionEngine::MCJITCtor(std::move(M), ErrorStr, MCJMM,
std::move(TheTM));
if (EE) {
EE->setVerifyModules(VerifyModules);
return EE;