From 7467e5ed1c04887c8d7bdb760df346f518003f07 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Thu, 25 Apr 2013 03:19:12 +0000
Subject: Revert "Exposing MCJIT through C API"

This reverts commit 8c31b298149ca3c3f2bbd9e8aa9a01c4d91f3d74.

It looks like this commit broke some bots:

http://lab.llvm.org:8011/builders/llvm-ppc64-linux2/builds/5209

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@180248 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/ExecutionEngine/ExecutionEngineBindings.cpp | 48 -------------------------
 1 file changed, 48 deletions(-)

(limited to 'lib/ExecutionEngine')

diff --git a/lib/ExecutionEngine/ExecutionEngineBindings.cpp b/lib/ExecutionEngine/ExecutionEngineBindings.cpp
index 61b2a2a6f6..3e6dcdf5ba 100644
--- a/lib/ExecutionEngine/ExecutionEngineBindings.cpp
+++ b/lib/ExecutionEngine/ExecutionEngineBindings.cpp
@@ -15,7 +15,6 @@
 #include "llvm-c/ExecutionEngine.h"
 #include "llvm/ExecutionEngine/ExecutionEngine.h"
 #include "llvm/ExecutionEngine/GenericValue.h"
-#include "llvm/ExecutionEngine/SectionMemoryManager.h"
 #include "llvm/Support/ErrorHandling.h"
 #include <cstring>
 
@@ -153,47 +152,6 @@ LLVMBool LLVMCreateJITCompilerForModule(LLVMExecutionEngineRef *OutJIT,
   return 1;
 }
 
-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.
-  memset(&options, 0, sizeof(options));
-  memcpy(&options, PassedOptions, SizeOfPassedOptions);
-  
-  TargetOptions targetOptions;
-  targetOptions.NoFramePointerElim = options.NoFramePointerElim;
-
-  std::string Error;
-  EngineBuilder builder(unwrap(M));
-  builder.setEngineKind(EngineKind::JIT)
-         .setErrorStr(&Error)
-         .setUseMCJIT(true)
-         .setOptLevel((CodeGenOpt::Level)options.OptLevel)
-         .setJITMemoryManager(new SectionMemoryManager())
-         .setTargetOptions(targetOptions);
-  if (ExecutionEngine *JIT = builder.create()) {
-    *OutJIT = wrap(JIT);
-    return 0;
-  }
-  *OutError = strdup(Error.c_str());
-  return 1;
-}
-
 LLVMBool LLVMCreateExecutionEngine(LLVMExecutionEngineRef *OutEE,
                                    LLVMModuleProviderRef MP,
                                    char **OutError) {
@@ -238,8 +196,6 @@ void LLVMRunStaticDestructors(LLVMExecutionEngineRef EE) {
 int LLVMRunFunctionAsMain(LLVMExecutionEngineRef EE, LLVMValueRef F,
                           unsigned ArgC, const char * const *ArgV,
                           const char * const *EnvP) {
-  unwrap(EE)->finalizeObject();
-  
   std::vector<std::string> ArgVec;
   for (unsigned I = 0; I != ArgC; ++I)
     ArgVec.push_back(ArgV[I]);
@@ -250,8 +206,6 @@ int LLVMRunFunctionAsMain(LLVMExecutionEngineRef EE, LLVMValueRef F,
 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)
@@ -314,7 +268,5 @@ void LLVMAddGlobalMapping(LLVMExecutionEngineRef EE, LLVMValueRef Global,
 }
 
 void *LLVMGetPointerToGlobal(LLVMExecutionEngineRef EE, LLVMValueRef Global) {
-  unwrap(EE)->finalizeObject();
-  
   return unwrap(EE)->getPointerToGlobal(unwrap<GlobalValue>(Global));
 }
-- 
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