//
// The LLVM Compiler Infrastructure
//
-// This file was developed by Evan Jones and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#include <pthread.h>
#include "llvm/Module.h"
#include "llvm/Constants.h"
-#include "llvm/Type.h"
+#include "llvm/DerivedTypes.h"
#include "llvm/Instructions.h"
#include "llvm/ModuleProvider.h"
#include "llvm/ExecutionEngine/JIT.h"
#include <iostream>
using namespace llvm;
-static Function* createAdd1(Module* M)
-{
+static Function* createAdd1(Module *M) {
// Create the add1 function entry and insert this entry into module M. The
// function will have a return type of "int" and take an argument of "int".
// The '0' terminates the list of argument types.
- Function *Add1F = M->getOrInsertFunction("add1", Type::IntTy, Type::IntTy,
- (Type *)0);
+ Function *Add1F =
+ cast<Function>(M->getOrInsertFunction("add1", Type::Int32Ty, Type::Int32Ty,
+ (Type *)0));
// Add a basic block to the function. As before, it automatically inserts
// because of the last argument.
- BasicBlock *BB = new BasicBlock("EntryBlock", Add1F);
+ BasicBlock *BB = BasicBlock::Create("EntryBlock", Add1F);
// Get pointers to the constant `1'.
- Value *One = ConstantSInt::get(Type::IntTy, 1);
+ Value *One = ConstantInt::get(Type::Int32Ty, 1);
// Get pointers to the integer argument of the add1 function...
assert(Add1F->arg_begin() != Add1F->arg_end()); // Make sure there's an arg
Instruction *Add = BinaryOperator::createAdd(One, ArgX, "addresult", BB);
// Create the return instruction and add it to the basic block
- new ReturnInst(Add, BB);
+ ReturnInst::Create(Add, BB);
// Now, function add1 is ready.
return Add1F;
}
-static Function *CreateFibFunction(Module *M)
-{
+static Function *CreateFibFunction(Module *M) {
// 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 = M->getOrInsertFunction("fib", Type::IntTy, Type::IntTy,
- (Type *)0);
+ Function *FibF =
+ cast<Function>(M->getOrInsertFunction("fib", Type::Int32Ty, Type::Int32Ty,
+ (Type *)0));
// Add a basic block to the function.
- BasicBlock *BB = new BasicBlock("EntryBlock", FibF);
+ BasicBlock *BB = BasicBlock::Create("EntryBlock", FibF);
// Get pointers to the constants.
- Value *One = ConstantSInt::get(Type::IntTy, 1);
- Value *Two = ConstantSInt::get(Type::IntTy, 2);
+ Value *One = ConstantInt::get(Type::Int32Ty, 1);
+ Value *Two = ConstantInt::get(Type::Int32Ty, 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 = new BasicBlock("return", FibF);
+ BasicBlock *RetBB = BasicBlock::Create("return", FibF);
// Create an exit block.
- BasicBlock* RecurseBB = new BasicBlock("recurse", FibF);
+ BasicBlock* RecurseBB = BasicBlock::Create("recurse", FibF);
// Create the "if (arg < 2) goto exitbb"
- Value *CondInst = BinaryOperator::createSetLE(ArgX, Two, "cond", BB);
- new BranchInst(RetBB, RecurseBB, CondInst, BB);
+ Value *CondInst = new ICmpInst(ICmpInst::ICMP_SLE, ArgX, Two, "cond", BB);
+ BranchInst::Create(RetBB, RecurseBB, CondInst, BB);
// Create: ret int 1
- new ReturnInst(One, RetBB);
+ ReturnInst::Create(One, RetBB);
// create fib(x-1)
Value *Sub = BinaryOperator::createSub(ArgX, One, "arg", RecurseBB);
- Value *CallFibX1 = new CallInst(FibF, Sub, "fibx1", RecurseBB);
+ Value *CallFibX1 = CallInst::Create(FibF, Sub, "fibx1", RecurseBB);
// create fib(x-2)
Sub = BinaryOperator::createSub(ArgX, Two, "arg", RecurseBB);
- Value *CallFibX2 = new CallInst(FibF, Sub, "fibx2", RecurseBB);
+ Value *CallFibX2 = CallInst::Create(FibF, Sub, "fibx2", RecurseBB);
// fib(x-1)+fib(x-2)
Value *Sum =
BinaryOperator::createAdd(CallFibX1, CallFibX2, "addresult", RecurseBB);
// Create the return instruction and add it to the basic block
- new ReturnInst(Sum, RecurseBB);
+ ReturnInst::Create(Sum, RecurseBB);
return FibF;
}
// Call the `foo' function with no arguments:
std::vector<GenericValue> Args(1);
- Args[0].IntVal = p->value;
+ Args[0].IntVal = APInt(32, p->value);
synchronize.block(); // wait until other threads are at this point
GenericValue gv = p->EE->runFunction(p->F, Args);
- return (void*) intptr_t(gv.IntVal);
+ return (void*)(intptr_t)gv.IntVal.getZExtValue();
}
int main()