compiler/rustc_mir/src/lib.rs

   1 /*!
   2
   3 Rust MIR: a lowered representation of Rust.
   4
   5 */
   6
   7 #![feature(nll)]
   8 #![feature(in_band_lifetimes)]
   9 #![feature(array_windows)]
  10 #![feature(bindings_after_at)]
  11 #![feature(bool_to_option)]
  12 #![feature(box_patterns)]
  13 #![feature(box_syntax)]
  14 #![feature(const_fn)]
  15 #![feature(const_panic)]
  16 #![feature(crate_visibility_modifier)]
  17 #![feature(decl_macro)]
  18 #![feature(exact_size_is_empty)]
  19 #![feature(exhaustive_patterns)]
  20 #![feature(never_type)]
  21 #![feature(map_try_insert)]
  22 #![feature(min_specialization)]
  23 #![feature(trusted_len)]
  24 #![feature(try_blocks)]
  25 #![feature(associated_type_defaults)]
  26 #![feature(stmt_expr_attributes)]
  27 #![feature(trait_alias)]
  28 #![feature(option_get_or_insert_default)]
  29 #![feature(or_patterns)]
  30 #![feature(once_cell)]
  31 #![feature(control_flow_enum)]
  32 #![recursion_limit = "256"]
  33
  34 #[macro_use]
  35 extern crate tracing;
  36 #[macro_use]
  37 extern crate rustc_middle;
  38
  39 mod borrow_check;
  40 pub mod const_eval;
  41 pub mod dataflow;
  42 pub mod interpret;
  43 pub mod monomorphize;
  44 mod shim;
  45 pub mod transform;
  46 pub mod util;
  47
  48 use rustc_middle::ty::query::Providers;
  49
  50 pub fn provide(providers: &mut Providers) {
  51     borrow_check::provide(providers);
  52     const_eval::provide(providers);
  53     shim::provide(providers);
  54     transform::provide(providers);
  55     monomorphize::partitioning::provide(providers);
  56     monomorphize::polymorphize::provide(providers);
  57     providers.eval_to_const_value_raw = const_eval::eval_to_const_value_raw_provider;
  58     providers.eval_to_allocation_raw = const_eval::eval_to_allocation_raw_provider;
  59     providers.const_caller_location = const_eval::const_caller_location;
  60     providers.mir_callgraph_reachable = transform::inline::cycle::mir_callgraph_reachable;
  61     providers.mir_inliner_callees = transform::inline::cycle::mir_inliner_callees;
  62     providers.destructure_const = |tcx, param_env_and_value| {
  63         let (param_env, value) = param_env_and_value.into_parts();
  64         const_eval::destructure_const(tcx, param_env, value)
  65     };
  66     providers.const_to_valtree = |tcx, param_env_and_value| {
  67         let (param_env, raw) = param_env_and_value.into_parts();
  68         const_eval::const_to_valtree(tcx, param_env, raw)
  69     };
  70     providers.deref_const = |tcx, param_env_and_value| {
  71         let (param_env, value) = param_env_and_value.into_parts();
  72         const_eval::deref_const(tcx, param_env, value)
  73     };
  74 }