[llvm-dev] About Error: Interpreter has not been linked in

[mayuyu.io via llvm-dev]

I believe the correct way is actually include the Interpreter’s header and the rest is handled automatically. Should be similar for MCJIT

Zhang

> On 11 May 2018, at 05:21, Aaron via llvm-dev <llvm-dev at lists.llvm.org> wrote:
> 
> Ok. I figured out. Following methods needs to be called. That fixed the issue.
> 
> llvm::InitializeNativeTarget();
> LLVMInitializeNativeAsmPrinter();
> LLVMInitializeNativeAsmParser();
> LLVMLinkInMCJIT();
> 
> Aaron
> 
> 
>> On Thu, May 10, 2018 at 8:33 PM, Aaron <acraft at gmail.com> wrote:
>> Hello,
>> 
>> When I try to create execution engine I do get "Interpreter has not been linked in." error and EngineBuilder returns NULL.
>> 
>> Here is the line I use to create execution engine:
>> 
>> auto executionEngine = llvm::EngineBuilder(std::move(m_module)).setErrorStr(&error).create();
>> 
>> Here are all headers I have included:
>> 
>> #include "llvm/ADT/STLExtras.h"
>> #include "llvm/ExecutionEngine/ExecutionEngine.h"
>> #include "llvm/ExecutionEngine/GenericValue.h"
>> #include "llvm/IR/Argument.h"
>> #include "llvm/IR/BasicBlock.h"
>> #include "llvm/IR/Constants.h"
>> #include "llvm/IR/DerivedTypes.h"
>> #include "llvm/IR/Function.h"
>> #include "llvm/IR/IRBuilder.h"
>> #include "llvm/IR/Instructions.h"
>> #include "llvm/IR/LLVMContext.h"
>> #include "llvm/IR/Module.h"
>> #include "llvm/IR/Type.h"
>> #include "llvm/IR/Verifier.h"
>> #include "llvm/Support/Casting.h"
>> #include "llvm/Support/ManagedStatic.h"
>> #include "llvm/Support/TargetSelect.h"
>> #include "llvm/Support/raw_ostream.h"
>> 
>> 
>> And here is the simple IR code that I'm trying to JIT compile and execute in memory:
>> 
>> ; ModuleID = 'Program'
>> source_filename = "Program"
>> 
>> define i32 @fib(i32) {
>> entry:
>>   %i = alloca i32
>>   store i32 %0, i32* %i
>>   ret i32* %i
>> }
>> 
>> 
>> Could someone please tell the reason and how I can resolve this?
>> 
>> Thanks for helping!
>> 
>> Best,
>> 
>> Aaron
>> 
> 
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