X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=examples%2FFibonacci%2Ffibonacci.cpp;h=8092e19380dd3f4decbe068f7cd2aaa76a4386ab;hb=d59f9706687d61ee6d646ddf07c5658197b48f9b;hp=09f2203c68ffdde1341eb8265352054b88ab5ba6;hpb=944fac71e082cc2664cc71b4d3f6c72bab7143fb;p=oota-llvm.git

diff --git a/examples/Fibonacci/fibonacci.cpp b/examples/Fibonacci/fibonacci.cpp
index 09f2203c68f..8092e19380d 100644
--- a/examples/Fibonacci/fibonacci.cpp
+++ b/examples/Fibonacci/fibonacci.cpp
@@ -23,47 +23,48 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "llvm/Module.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/Constants.h"
-#include "llvm/Instructions.h"
-#include "llvm/ModuleProvider.h"
-#include "llvm/Analysis/Verifier.h"
-#include "llvm/ExecutionEngine/JIT.h"
-#include "llvm/ExecutionEngine/Interpreter.h"
+#include "llvm/IR/Verifier.h"
 #include "llvm/ExecutionEngine/GenericValue.h"
+#include "llvm/ExecutionEngine/Interpreter.h"
+#include "llvm/IR/Constants.h"
+#include "llvm/IR/DerivedTypes.h"
+#include "llvm/IR/Instructions.h"
+#include "llvm/IR/LLVMContext.h"
+#include "llvm/IR/Module.h"
+#include "llvm/Support/TargetSelect.h"
 #include "llvm/Support/raw_ostream.h"
 using namespace llvm;
 
-static Function *CreateFibFunction(Module *M) {
-  // Create the fib function and insert it into module M.  This function is said
+static Function *CreateFibFunction(Module *M, LLVMContext &Context) {
+  // Create the fib function and insert it into module M. This function is said
   // to return an int and take an int parameter.
   Function *FibF =
-    cast<Function>(M->getOrInsertFunction("fib", Type::Int32Ty, Type::Int32Ty,
+    cast<Function>(M->getOrInsertFunction("fib", Type::getInt32Ty(Context),
+                                          Type::getInt32Ty(Context),
                                           (Type *)0));
 
   // Add a basic block to the function.
-  BasicBlock *BB = BasicBlock::Create("EntryBlock", FibF);
+  BasicBlock *BB = BasicBlock::Create(Context, "EntryBlock", FibF);
 
   // Get pointers to the constants.
-  Value *One = ConstantInt::get(Type::Int32Ty, 1);
-  Value *Two = ConstantInt::get(Type::Int32Ty, 2);
+  Value *One = ConstantInt::get(Type::getInt32Ty(Context), 1);
+  Value *Two = ConstantInt::get(Type::getInt32Ty(Context), 2);
 
   // Get pointer to the integer argument of the add1 function...
   Argument *ArgX = FibF->arg_begin();   // Get the arg.
   ArgX->setName("AnArg");            // Give it a nice symbolic name for fun.
 
   // Create the true_block.
-  BasicBlock *RetBB = BasicBlock::Create("return", FibF);
+  BasicBlock *RetBB = BasicBlock::Create(Context, "return", FibF);
   // Create an exit block.
-  BasicBlock* RecurseBB = BasicBlock::Create("recurse", FibF);
+  BasicBlock* RecurseBB = BasicBlock::Create(Context, "recurse", FibF);
 
   // Create the "if (arg <= 2) goto exitbb"
-  Value *CondInst = new ICmpInst(ICmpInst::ICMP_SLE, ArgX, Two, "cond", BB);
+  Value *CondInst = new ICmpInst(*BB, ICmpInst::ICMP_SLE, ArgX, Two, "cond");
   BranchInst::Create(RetBB, RecurseBB, CondInst, BB);
 
   // Create: ret int 1
-  ReturnInst::Create(One, RetBB);
+  ReturnInst::Create(Context, One, RetBB);
 
   // create fib(x-1)
   Value *Sub = BinaryOperator::CreateSub(ArgX, One, "arg", RecurseBB);
@@ -81,7 +82,7 @@ static Function *CreateFibFunction(Module *M) {
                                          "addresult", RecurseBB);
 
   // Create the return instruction and add it to the basic block
-  ReturnInst::Create(Sum, RecurseBB);
+  ReturnInst::Create(Context, Sum, RecurseBB);
 
   return FibF;
 }
@@ -90,15 +91,29 @@ static Function *CreateFibFunction(Module *M) {
 int main(int argc, char **argv) {
   int n = argc > 1 ? atol(argv[1]) : 24;
 
+  InitializeNativeTarget();
+  LLVMContext Context;
+
   // Create some module to put our function into it.
-  Module *M = new Module("test");
+  std::unique_ptr<Module> Owner(new Module("test", Context));
+  Module *M = Owner.get();
 
   // We are about to create the "fib" function:
-  Function *FibF = CreateFibFunction(M);
+  Function *FibF = CreateFibFunction(M, Context);
 
   // Now we going to create JIT
-  ExistingModuleProvider *MP = new ExistingModuleProvider(M);
-  ExecutionEngine *EE = ExecutionEngine::create(MP, false);
+  std::string errStr;
+  ExecutionEngine *EE =
+    EngineBuilder(std::move(Owner))
+    .setErrorStr(&errStr)
+    .setEngineKind(EngineKind::JIT)
+    .create();
+
+  if (!EE) {
+    errs() << argv[0] << ": Failed to construct ExecutionEngine: " << errStr
+           << "\n";
+    return 1;
+  }
 
   errs() << "verifying... ";
   if (verifyModule(*M)) {
@@ -117,5 +132,6 @@ int main(int argc, char **argv) {
 
   // import result of execution
   outs() << "Result: " << GV.IntVal << "\n";
+
   return 0;
 }