void set_parent_info(JITMethodInfo& info) {
parent_info_ = &info;
vm_ = info.vm();
out_args_ = info.out_args();
counter_ = info.counter();
set_function(info.function());
}
JITMethodInfo* home_info() {
JITMethodInfo* nfo = creator_info_;
if(!nfo) return 0;
while(JITMethodInfo* nxt = nfo->creator_info()) {
nfo = nxt;
}
return nfo;
}
llvm::Value* top_parent_call_frame() {
if(!parent_info_) return call_frame();
JITMethodInfo* info = parent_info_;
while(info->parent_info()) {
info = info->parent_info();
}
return info->call_frame();
}
llvm::Value* parent_call_frame() {
if(parent_info_) {
return parent_info_->call_frame();
}
return 0;
}
void Compiler::compile_builder(JITMethodInfo& info,
jit::Builder& work)
{
function_ = info.function();
if(!work.generate_body()) {
function_ = NULL;
// This is too noisy to report
// llvm::outs() << "not supported yet.\n";
return;
}
// Hook up the return pad and return phi.
work.generate_hard_return();
}
void Compiler::compile_builder(jit::Context& ctx, LLVMState* ls, JITMethodInfo& info,
jit::Builder& work)
{
llvm::Function* func = info.function();
if(!work.generate_body()) {
function_ = NULL;
// This is too noisy to report
// llvm::outs() << "not supported yet.\n";
return;
}
// Hook up the return pad and return phi.
work.generate_hard_return();
if(ls->jit_dump_code() & cSimple) {
llvm::outs() << "[[[ LLVM Simple IR ]]]\n";
llvm::outs() << *func << "\n";
}
std::vector<BasicBlock*> to_remove;
bool Broken = false;
for(Function::iterator I = func->begin(), E = func->end(); I != E; ++I) {
if(I->empty()) {
BasicBlock& bb = *I;
// No one jumps to it....
if(llvm::pred_begin(&bb) == llvm::pred_end(&bb)) {
to_remove.push_back(&bb);
} else {
llvm::outs() << "Basic Block is empty and used!\n";
}
} else if(!I->back().isTerminator()) {
llvm::errs() << "Basic Block does not have terminator!\n";
llvm::errs() << *I << "\n";
llvm::errs() << "\n";
Broken = true;
}
}
for(std::vector<BasicBlock*>::iterator i = to_remove.begin();
i != to_remove.end();
++i) {
(*i)->eraseFromParent();
}
if(Broken or llvm::verifyFunction(*func, PrintMessageAction)) {
llvm::outs() << "ERROR: complication error detected.\n";
llvm::outs() << "ERROR: Please report the above message and the\n";
llvm::outs() << " code below to http://github.com/rubinius/rubinius/issues\n";
llvm::outs() << *func << "\n";
function_ = NULL;
return;
}
ls->passes()->run(*func);
if(ls->jit_dump_code() & cOptimized) {
llvm::outs() << "[[[ LLVM Optimized IR: "
<< ls->symbol_cstr(info.method()->name()) << " ]]]\n";
llvm::outs() << *func << "\n";
}
function_ = func;
generate_function(ls);
// Inject the RuntimeData objects used into the original CompiledMethod
// Do this way after we've validated the IR so things are consistent.
ctx.runtime_data_holder()->set_function(func, mci_->address(), mci_->size());
info.method()->set_jit_data(ctx.runtime_data_holder());
ls->shared().om->add_code_resource(ctx.runtime_data_holder());
}