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Output tree representation on thir-tree #107006

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Jan 29, 2023
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15 changes: 15 additions & 0 deletions compiler/rustc_driver/src/pretty.rs
Original file line number Diff line number Diff line change
Expand Up @@ -498,6 +498,21 @@ fn print_with_analysis(tcx: TyCtxt<'_>, ppm: PpMode) -> Result<(), ErrorGuarante
out
}

ThirFlat => {
let mut out = String::new();
abort_on_err(rustc_hir_analysis::check_crate(tcx), tcx.sess);
debug!("pretty printing THIR flat");
for did in tcx.hir().body_owners() {
let _ = writeln!(
out,
"{:?}:\n{}\n",
did,
tcx.thir_flat(ty::WithOptConstParam::unknown(did))
);
}
out
}

_ => unreachable!(),
};

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7 changes: 7 additions & 0 deletions compiler/rustc_middle/src/query/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -361,6 +361,13 @@ rustc_queries! {
desc { |tcx| "constructing THIR tree for `{}`", tcx.def_path_str(key.did.to_def_id()) }
}

/// Create a list-like THIR representation for debugging.
query thir_flat(key: ty::WithOptConstParam<LocalDefId>) -> String {
no_hash
arena_cache
desc { |tcx| "constructing flat THIR representation for `{}`", tcx.def_path_str(key.did.to_def_id()) }
}

/// Set of all the `DefId`s in this crate that have MIR associated with
/// them. This includes all the body owners, but also things like struct
/// constructors.
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1 change: 1 addition & 0 deletions compiler/rustc_middle/src/thir.rs
Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@ use rustc_target::asm::InlineAsmRegOrRegClass;
use std::fmt;
use std::ops::Index;

pub mod print;
pub mod visit;

macro_rules! thir_with_elements {
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