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LLVM JIT support AARCH64

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This commit is contained in:
Maksim Kita 2021-05-20 14:09:32 +00:00
parent efe70aaa07
commit cf5f36b70e
2 changed files with 35 additions and 35 deletions
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68
src/Interpreters/examples/jit_example.cpp
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@ -1,57 +1,57 @@
#include <iostream>
#include <llvm/IR/IRBuilder.h>
// #include <llvm/IR/IRBuilder.h>
#include <Interpreters/JIT/CHJIT.h>
// #include <Interpreters/JIT/CHJIT.h>
void test_function()
{
std::cerr << "Test function" << std::endl;
}
// void test_function()
// {
// std::cerr << "Test function" << std::endl;
// }
int main(int argc, char **argv)
{
(void)(argc);
(void)(argv);
auto jit = DB::CHJIT();
// auto jit = DB::CHJIT();
jit.registerExternalSymbol("test_function", reinterpret_cast<void *>(&test_function));
// jit.registerExternalSymbol("test_function", reinterpret_cast<void *>(&test_function));
auto compiled_module_info = jit.compileModule([](llvm::Module & module)
{
auto & context = module.getContext();
llvm::IRBuilder<> b (context);
// auto compiled_module_info = jit.compileModule([](llvm::Module & module)
// {
// auto & context = module.getContext();
// llvm::IRBuilder<> b (context);
auto * func_declaration_type = llvm::FunctionType::get(b.getVoidTy(), { }, /*isVarArg=*/false);
auto * func_declaration = llvm::Function::Create(func_declaration_type, llvm::Function::ExternalLinkage, "test_function", module);
// auto * func_declaration_type = llvm::FunctionType::get(b.getVoidTy(), { }, /*isVarArg=*/false);
// auto * func_declaration = llvm::Function::Create(func_declaration_type, llvm::Function::ExternalLinkage, "test_function", module);
auto * value_type = b.getInt64Ty();
auto * pointer_type = value_type->getPointerTo();
// auto * value_type = b.getInt64Ty();
// auto * pointer_type = value_type->getPointerTo();
auto * func_type = llvm::FunctionType::get(b.getVoidTy(), { pointer_type }, /*isVarArg=*/false);
auto * function = llvm::Function::Create(func_type, llvm::Function::ExternalLinkage, "test_name", module);
auto * entry = llvm::BasicBlock::Create(context, "entry", function);
// auto * func_type = llvm::FunctionType::get(b.getVoidTy(), { pointer_type }, /*isVarArg=*/false);
// auto * function = llvm::Function::Create(func_type, llvm::Function::ExternalLinkage, "test_name", module);
// auto * entry = llvm::BasicBlock::Create(context, "entry", function);
auto * argument = function->args().begin();
b.SetInsertPoint(entry);
// auto * argument = function->args().begin();
// b.SetInsertPoint(entry);
b.CreateCall(func_declaration);
// b.CreateCall(func_declaration);
auto * load_argument = b.CreateLoad(argument);
auto * value = b.CreateAdd(load_argument, load_argument);
b.CreateRet(value);
});
// auto * load_argument = b.CreateLoad(argument);
// auto * value = b.CreateAdd(load_argument, load_argument);
// b.CreateRet(value);
// });
for (const auto & compiled_function_name : compiled_module_info.compiled_functions)
{
std::cerr << compiled_function_name << std::endl;
}
// for (const auto & compiled_function_name : compiled_module_info.compiled_functions)
// {
// std::cerr << compiled_function_name << std::endl;
// }
int64_t value = 5;
auto * test_name_function = reinterpret_cast<int64_t (*)(int64_t *)>(jit.findCompiledFunction(compiled_module_info, "test_name"));
auto result = test_name_function(&value);
std::cerr << "Result " << result << std::endl;
// int64_t value = 5;
// auto * test_name_function = reinterpret_cast<int64_t (*)(int64_t *)>(jit.findCompiledFunction(compiled_module_info, "test_name"));
// auto result = test_name_function(&value);
// std::cerr << "Result " << result << std::endl;
return 0;
}

2
utils/CMakeLists.txt
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@ -39,7 +39,7 @@ if (NOT DEFINED ENABLE_UTILS OR ENABLE_UTILS)
endif ()
# memcpy_jart.S contains position dependent code
if (NOT CMAKE_POSITION_INDEPENDENT_CODE AND NOT OS_DARWIN AND NOT OS_SUNOS)
if (NOT CMAKE_POSITION_INDEPENDENT_CODE AND NOT OS_DARWIN AND NOT OS_SUNOS AND NOT ARCH_AARCH64)
add_subdirectory (memcpy-bench)
endif ()
endif ()