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Change todo map to set of alloc id's in constant.rs

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This commit is contained in:
bjorn3 2018-08-13 16:26:30 +02:00
parent 49d24a6333
commit b707da40a5
1 changed files with 19 additions and 17 deletions
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36
src/constant.rs
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@ -12,21 +12,23 @@ pub struct ConstantCx {
impl ConstantCx {
pub fn finalize<B: Backend>(mut self, module: &mut Module<B>) {
println!("constants {:?}", self.constants);
println!("done {:?}", self.done);
for data_id in self.done.drain() {
module.finalize_data(data_id);
}
}
}
pub fn codegen_static<'a, 'tcx: 'a, B: Backend>(_cx: &mut CodegenCx<'a, 'tcx, B>, def_id: DefId) {
unimpl!("Unimplemented static mono item {:?}", def_id);
pub fn codegen_static<'a, 'tcx: 'a, B: Backend>(cx: &mut CodegenCx<'a, 'tcx, B>, def_id: DefId) {
unimpl!("static mono item {:?}", def_id);
}
pub fn codegen_static_ref<'a, 'tcx: 'a>(
_fx: &mut FunctionCx<'a, 'tcx>,
fx: &mut FunctionCx<'a, 'tcx>,
static_: &Static<'tcx>,
) -> CPlace<'tcx> {
unimpl!("Unimplemented static mono item {:?}", static_.def_id);
unimpl!("static place {:?} ty {:?}", static_.def_id, static_.ty);
}
pub fn trans_promoted<'a, 'tcx: 'a>(
@ -125,13 +127,13 @@ fn define_global_for_alloc_id<'a, 'tcx: 'a, B: Backend>(
module: &mut Module<B>,
cx: &mut ConstantCx,
alloc_id: AllocId,
todo: &mut HashMap<AllocId, DataId>,
todo: &mut HashSet<AllocId>,
) -> DataId {
*cx.constants.entry(alloc_id).or_insert_with(|| {
let data_id = module
.declare_data(&alloc_id.0.to_string(), Linkage::Local, false)
.unwrap();
todo.insert(alloc_id, data_id);
todo.insert(alloc_id);
data_id
})
}
@ -139,7 +141,7 @@ fn define_global_for_alloc_id<'a, 'tcx: 'a, B: Backend>(
fn get_global_for_alloc_id<'a, 'tcx: 'a, B: Backend + 'a>(
tcx: TyCtxt<'a, 'tcx, 'tcx>,
module: &mut Module<B>,
cx: &mut ConstantCx,//<'a, 'tcx>,
cx: &mut ConstantCx,
alloc_id: AllocId,
) -> DataId {
if let Some(data_id) = cx.constants.get(&alloc_id) {
@ -148,23 +150,23 @@ fn get_global_for_alloc_id<'a, 'tcx: 'a, B: Backend + 'a>(
let memory = Memory::<CompileTimeEvaluator>::new(tcx.at(DUMMY_SP), ());
let mut todo = HashMap::new();
define_global_for_alloc_id(module, cx, alloc_id, &mut todo);
let mut todo = HashSet::new();
todo.insert(alloc_id);
loop {
let (alloc_id, data_id) = {
if let Some(alloc_id) = todo.keys().next().map(|alloc_id| *alloc_id) {
let data_id = todo.remove(&alloc_id).unwrap();
(alloc_id, data_id)
let alloc_id = {
if let Some(alloc_id) = todo.iter().next().map(|alloc_id| *alloc_id) {
todo.remove(&alloc_id);
alloc_id
} else {
break;
}
};
println!(
"cur: {:?}:{:?} todo: {:?} done: {:?}",
alloc_id, data_id, todo, cx.done
);
let data_id = define_global_for_alloc_id(module, cx, alloc_id, &mut todo);
if cx.done.contains(&data_id) {
continue;
}
let alloc = memory.get(alloc_id).unwrap();
//let alloc = tcx.alloc_map.lock().get(alloc_id).unwrap();