// option. This file may not be copied, modified, or distributed
// except according to those terms.
-use rustc::dep_graph::DepGraph;
use rustc::hir;
use rustc::hir::{map as hir_map, FreevarMap, TraitMap};
use rustc::hir::def::DefMap;
use rustc_back::sha2::{Sha256, Digest};
use rustc_borrowck as borrowck;
use rustc_incremental;
-use rustc_resolve as resolve;
+use rustc_resolve::{MakeGlobMap, Resolver};
use rustc_metadata::macro_import;
use rustc_metadata::creader::read_local_crates;
use rustc_metadata::cstore::CStore;
pub after_analysis: PhaseController<'a>,
pub after_llvm: PhaseController<'a>,
- pub make_glob_map: resolve::MakeGlobMap,
+ pub make_glob_map: MakeGlobMap,
}
impl<'a> CompileController<'a> {
after_hir_lowering: PhaseController::basic(),
after_analysis: PhaseController::basic(),
after_llvm: PhaseController::basic(),
- make_glob_map: resolve::MakeGlobMap::No,
+ make_glob_map: MakeGlobMap::No,
}
}
}
mut krate: ast::Crate,
crate_name: &'a str,
addl_plugins: Option<Vec<String>>,
- make_glob_map: resolve::MakeGlobMap)
+ make_glob_map: MakeGlobMap)
-> Result<ExpansionResult<'a>, usize> {
let time_passes = sess.time_passes();
krate = assign_node_ids(sess, krate);
// Collect defintions for def ids.
- let mut defs =
+ let defs =
time(sess.time_passes(), "collecting defs", || hir_map::collect_definitions(&krate));
time(sess.time_passes(),
"AST validation",
|| ast_validation::check_crate(sess, &krate));
- let (analysis, resolutions, hir_forest) =
- lower_and_resolve(sess, crate_name, &mut defs, &krate, &sess.dep_graph, make_glob_map);
+ let resolver_arenas = Resolver::arenas();
+ let mut resolver = Resolver::new(sess, defs, make_glob_map, &resolver_arenas);
+
+ time(sess.time_passes(), "name resolution", || {
+ resolver.resolve_crate(&krate);
+ });
+
+ // Lower ast -> hir.
+ let hir_forest = time(sess.time_passes(), "lowering ast -> hir", || {
+ hir_map::Forest::new(lower_crate(sess, &krate, &mut resolver), &sess.dep_graph)
+ });
// Discard MTWT tables that aren't required past lowering to HIR.
if !keep_mtwt_tables(sess) {
Ok(ExpansionResult {
expanded_crate: krate,
- defs: defs,
- analysis: analysis,
- resolutions: resolutions,
+ defs: resolver.definitions,
+ analysis: ty::CrateAnalysis {
+ export_map: resolver.export_map,
+ access_levels: AccessLevels::default(),
+ reachable: NodeSet(),
+ name: crate_name,
+ glob_map: if resolver.make_glob_map { Some(resolver.glob_map) } else { None },
+ },
+ resolutions: Resolutions {
+ def_map: resolver.def_map,
+ freevars: resolver.freevars,
+ trait_map: resolver.trait_map,
+ maybe_unused_trait_imports: resolver.maybe_unused_trait_imports,
+ },
hir_forest: hir_forest
})
}
krate
}
-pub fn lower_and_resolve<'a>(sess: &Session,
- id: &'a str,
- defs: &mut hir_map::Definitions,
- krate: &ast::Crate,
- dep_graph: &DepGraph,
- make_glob_map: resolve::MakeGlobMap)
- -> (ty::CrateAnalysis<'a>, Resolutions, hir_map::Forest) {
- resolve::with_resolver(sess, defs, make_glob_map, |mut resolver| {
- time(sess.time_passes(), "name resolution", || {
- resolve::resolve_crate(&mut resolver, krate);
- });
-
- // Lower ast -> hir.
- let hir_forest = time(sess.time_passes(), "lowering ast -> hir", || {
- hir_map::Forest::new(lower_crate(sess, krate, &mut resolver), dep_graph)
- });
-
- (ty::CrateAnalysis {
- export_map: resolver.export_map,
- access_levels: AccessLevels::default(),
- reachable: NodeSet(),
- name: &id,
- glob_map: if resolver.make_glob_map { Some(resolver.glob_map) } else { None },
- }, Resolutions {
- def_map: resolver.def_map,
- freevars: resolver.freevars,
- trait_map: resolver.trait_map,
- maybe_unused_trait_imports: resolver.maybe_unused_trait_imports,
- }, hir_forest)
- })
-}
-
/// Run the resolution, typechecking, region checking and other
/// miscellaneous analysis passes on the crate. Return various
/// structures carrying the results of the analysis.
pub struct Resolver<'a> {
session: &'a Session,
- definitions: &'a mut Definitions,
+ pub definitions: Definitions,
graph_root: Module<'a>,
arenas: &'a ResolverArenas<'a>,
}
-struct ResolverArenas<'a> {
+pub struct ResolverArenas<'a> {
modules: arena::TypedArena<ModuleS<'a>>,
local_modules: RefCell<Vec<Module<'a>>>,
name_bindings: arena::TypedArena<NameBinding<'a>>,
}
fn definitions(&mut self) -> Option<&mut Definitions> {
- Some(self.definitions)
+ Some(&mut self.definitions)
}
}
}
impl<'a> Resolver<'a> {
- fn new(session: &'a Session,
- definitions: &'a mut Definitions,
- make_glob_map: MakeGlobMap,
- arenas: &'a ResolverArenas<'a>)
- -> Resolver<'a> {
+ pub fn new(session: &'a Session,
+ definitions: Definitions,
+ make_glob_map: MakeGlobMap,
+ arenas: &'a ResolverArenas<'a>)
+ -> Resolver<'a> {
let root_def_id = definitions.local_def_id(CRATE_NODE_ID);
let graph_root =
ModuleS::new(NoParentLink, Some(Def::Mod(root_def_id)), false, arenas);
}
}
- fn arenas() -> ResolverArenas<'a> {
+ pub fn arenas() -> ResolverArenas<'a> {
ResolverArenas {
modules: arena::TypedArena::new(),
local_modules: RefCell::new(Vec::new()),
}
}
+ /// Entry point to crate resolution.
+ pub fn resolve_crate(&mut self, krate: &Crate) {
+ // Currently, we ignore the name resolution data structures for
+ // the purposes of dependency tracking. Instead we will run name
+ // resolution and include its output in the hash of each item,
+ // much like we do for macro expansion. In other words, the hash
+ // reflects not just its contents but the results of name
+ // resolution on those contents. Hopefully we'll push this back at
+ // some point.
+ let _ignore = self.session.dep_graph.in_ignore();
+
+ self.build_reduced_graph(krate);
+ resolve_imports::resolve_imports(self);
+
+ self.current_module = self.graph_root;
+ visit::walk_crate(self, krate);
+
+ check_unused::check_crate(self, krate);
+ self.report_privacy_errors();
+ }
+
fn new_module(&self, parent_link: ParentLink<'a>, def: Option<Def>, external: bool)
-> Module<'a> {
self.arenas.alloc_module(ModuleS::new(parent_link, def, external, self.arenas))
None
}
- fn resolve_crate(&mut self, krate: &Crate) {
- debug!("(resolving crate) starting");
- self.current_module = self.graph_root;
- visit::walk_crate(self, krate);
- }
-
fn resolve_item(&mut self, item: &Item) {
let name = item.ident.name;
No,
}
-/// Entry point to crate resolution.
-pub fn resolve_crate<'a, 'b>(resolver: &'b mut Resolver<'a>, krate: &'b Crate) {
- // Currently, we ignore the name resolution data structures for
- // the purposes of dependency tracking. Instead we will run name
- // resolution and include its output in the hash of each item,
- // much like we do for macro expansion. In other words, the hash
- // reflects not just its contents but the results of name
- // resolution on those contents. Hopefully we'll push this back at
- // some point.
- let _ignore = resolver.session.dep_graph.in_ignore();
-
- resolver.build_reduced_graph(krate);
- resolve_imports::resolve_imports(resolver);
- resolver.resolve_crate(krate);
-
- check_unused::check_crate(resolver, krate);
- resolver.report_privacy_errors();
-}
-
-pub fn with_resolver<'a, T, F>(session: &'a Session,
- definitions: &'a mut Definitions,
- make_glob_map: MakeGlobMap,
- f: F) -> T
- where F: for<'b> FnOnce(Resolver<'b>) -> T,
-{
- let arenas = Resolver::arenas();
- let resolver = Resolver::new(session, definitions, make_glob_map, &arenas);
- f(resolver)
-}
-
__build_diagnostic_array! { librustc_resolve, DIAGNOSTICS }
projects / rust.git / commitdiff