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incorporate suggestions from arielb1

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Niko Matsakis 2017-09-19 12:36:32 -04:00
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src/librustc/README.md
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@ -168,12 +168,14 @@ pointers for understanding them better.
units. Each of these units is processed by LLVM independently from one another,
enabling parallelism. They are also the unit of incremental re-use.
- cx -- we tend to use "cx" as an abbrevation for context. See also tcx, infcx, etc.
- `DefId` -- an index identifying a **definition** (see `librustc/hir/def_id.rs`).
- `DefId` -- an index identifying a **definition** (see `librustc/hir/def_id.rs`). Uniquely
identifies a `DefPath`.
- HIR -- the **High-level IR**, created by lowering and desugaring the AST. See `librustc/hir`.
- `HirId` -- identifies a particular node in the HIR by combining a
def-id with an "intra-definition offset".
- `'gcx` -- the lifetime of the global arena (see `librustc/ty`).
- generics -- the set of generic type parameters defined on a type or item
- ICE -- internal compiler error. When the compiler crashes.
- infcx -- the inference context (see `librustc/infer`)
- MIR -- the **Mid-level IR** that is created after type-checking for use by borrowck and trans.
Defined in the `src/librustc/mir/` module, but much of the code that manipulates it is
@ -181,7 +183,7 @@ pointers for understanding them better.
- obligation -- something that must be proven by the trait system; see `librustc/traits`.
- local crate -- the crate currently being compiled.
- node-id or `NodeId` -- an index identifying a particular node in the
AST or HIR; gradually being phased out.
AST or HIR; gradually being phased out and replaced with `HirId`.
- query -- perhaps some sub-computation during compilation; see `librustc/maps`.
- provider -- the function that executes a query; see `librustc/maps`.
- sess -- the **compiler session**, which stores global data used throughout compilation