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Rollup merge of #107006 - b-naber:thir-tree, r=jackh726

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Output tree representation on thir-tree

The current output of `-Zunpretty=thir-tree` is really cumbersome to work with, using an actual tree representation should make it easier to see what the thir looks like.
This commit is contained in:
Matthias Krüger 2023-01-29 20:03:37 +01:00 • committed by GitHub
commit 45446824e3
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GPG key ID: 4AEE18F83AFDEB23
14 changed files with 1345 additions and 9 deletions
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15
compiler/rustc_driver/src/pretty.rs
View file

@ -498,6 +498,21 @@ fn print_with_analysis(tcx: TyCtxt<'_>, ppm: PpMode) -> Result<(), ErrorGuarante
out 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!(), _ => unreachable!(),
}; };

7
compiler/rustc_middle/src/query/mod.rs
View file

@ -361,6 +361,13 @@ rustc_queries! {
desc { |tcx| "constructing THIR tree for `{}`", tcx.def_path_str(key.did.to_def_id()) } 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 /// 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 /// them. This includes all the body owners, but also things like struct
/// constructors. /// constructors.

1
compiler/rustc_middle/src/thir.rs
View file

@ -29,6 +29,7 @@ use rustc_target::asm::InlineAsmRegOrRegClass;
use std::fmt; use std::fmt;
use std::ops::Index; use std::ops::Index;
pub mod print;
pub mod visit; pub mod visit;
macro_rules! thir_with_elements { macro_rules! thir_with_elements {

881
compiler/rustc_middle/src/thir/print.rs Normal file
View file

@ -0,0 +1,881 @@
use crate::thir::*;
use crate::ty::{self, TyCtxt};
use std::fmt::{self, Write};
impl<'tcx> TyCtxt<'tcx> {
pub fn thir_tree_representation<'a>(self, thir: &'a Thir<'tcx>) -> String {
let mut printer = ThirPrinter::new(thir);
printer.print();
printer.into_buffer()
}
}
struct ThirPrinter<'a, 'tcx> {
thir: &'a Thir<'tcx>,
fmt: String,
}
const INDENT: &str = " ";
macro_rules! print_indented {
($writer:ident, $s:expr, $indent_lvl:expr) => {
let indent = (0..$indent_lvl).map(|_| INDENT).collect::<Vec<_>>().concat();
writeln!($writer, "{}{}", indent, $s).expect("unable to write to ThirPrinter");
};
}
impl<'a, 'tcx> Write for ThirPrinter<'a, 'tcx> {
fn write_str(&mut self, s: &str) -> fmt::Result {
self.fmt.push_str(s);
Ok(())
}
}
impl<'a, 'tcx> ThirPrinter<'a, 'tcx> {
fn new(thir: &'a Thir<'tcx>) -> Self {
Self { thir, fmt: String::new() }
}
fn print(&mut self) {
print_indented!(self, "params: [", 0);
for param in self.thir.params.iter() {
self.print_param(param, 1);
}
print_indented!(self, "]", 0);
print_indented!(self, "body:", 0);
let expr = ExprId::from_usize(self.thir.exprs.len() - 1);
self.print_expr(expr, 1);
}
fn into_buffer(self) -> String {
self.fmt
}
fn print_param(&mut self, param: &Param<'tcx>, depth_lvl: usize) {
let Param { pat, ty, ty_span, self_kind, hir_id } = param;
print_indented!(self, "Param {", depth_lvl);
print_indented!(self, format!("ty: {:?}", ty), depth_lvl + 1);
print_indented!(self, format!("ty_span: {:?}", ty_span), depth_lvl + 1);
print_indented!(self, format!("self_kind: {:?}", self_kind), depth_lvl + 1);
print_indented!(self, format!("hir_id: {:?}", hir_id), depth_lvl + 1);
if let Some(pat) = pat {
print_indented!(self, "param: Some( ", depth_lvl + 1);
self.print_pat(pat, depth_lvl + 2);
print_indented!(self, ")", depth_lvl + 1);
} else {
print_indented!(self, "param: None", depth_lvl + 1);
}
print_indented!(self, "}", depth_lvl);
}
fn print_block(&mut self, block_id: BlockId, depth_lvl: usize) {
let Block {
targeted_by_break,
opt_destruction_scope,
span,
region_scope,
stmts,
expr,
safety_mode,
} = &self.thir.blocks[block_id];
print_indented!(self, "Block {", depth_lvl);
print_indented!(self, format!("targeted_by_break: {}", targeted_by_break), depth_lvl + 1);
print_indented!(
self,
format!("opt_destruction_scope: {:?}", opt_destruction_scope),
depth_lvl + 1
);
print_indented!(self, format!("span: {:?}", span), depth_lvl + 1);
print_indented!(self, format!("region_scope: {:?}", region_scope), depth_lvl + 1);
print_indented!(self, format!("safety_mode: {:?}", safety_mode), depth_lvl + 1);
if stmts.len() > 0 {
print_indented!(self, "stmts: [", depth_lvl + 1);
for stmt in stmts.iter() {
self.print_stmt(*stmt, depth_lvl + 2);
}
print_indented!(self, "]", depth_lvl + 1);
} else {
print_indented!(self, "stmts: []", depth_lvl + 1);
}
if let Some(expr_id) = expr {
print_indented!(self, "expr:", depth_lvl + 1);
self.print_expr(*expr_id, depth_lvl + 2);
} else {
print_indented!(self, "expr: []", depth_lvl + 1);
}
print_indented!(self, "}", depth_lvl);
}
fn print_stmt(&mut self, stmt_id: StmtId, depth_lvl: usize) {
let Stmt { kind, opt_destruction_scope } = &self.thir.stmts[stmt_id];
print_indented!(self, "Stmt {", depth_lvl);
print_indented!(
self,
format!("opt_destruction_scope: {:?}", opt_destruction_scope),
depth_lvl + 1
);
match kind {
StmtKind::Expr { scope, expr } => {
print_indented!(self, "kind: Expr {", depth_lvl + 1);
print_indented!(self, format!("scope: {:?}", scope), depth_lvl + 2);
print_indented!(self, "expr:", depth_lvl + 2);
self.print_expr(*expr, depth_lvl + 3);
print_indented!(self, "}", depth_lvl + 1);
}
StmtKind::Let {
remainder_scope,
init_scope,
pattern,
initializer,
else_block,
lint_level,
} => {
print_indented!(self, "kind: Let {", depth_lvl + 1);
print_indented!(
self,
format!("remainder_scope: {:?}", remainder_scope),
depth_lvl + 2
);
print_indented!(self, format!("init_scope: {:?}", init_scope), depth_lvl + 2);
print_indented!(self, "pattern: ", depth_lvl + 2);
self.print_pat(pattern, depth_lvl + 3);
print_indented!(self, ",", depth_lvl + 2);
if let Some(init) = initializer {
print_indented!(self, "initializer: Some(", depth_lvl + 2);
self.print_expr(*init, depth_lvl + 3);
print_indented!(self, ")", depth_lvl + 2);
} else {
print_indented!(self, "initializer: None", depth_lvl + 2);
}
if let Some(else_block) = else_block {
print_indented!(self, "else_block: Some(", depth_lvl + 2);
self.print_block(*else_block, depth_lvl + 3);
print_indented!(self, ")", depth_lvl + 2);
} else {
print_indented!(self, "else_block: None", depth_lvl + 2);
}
print_indented!(self, format!("lint_level: {:?}", lint_level), depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
}
print_indented!(self, "}", depth_lvl);
}
fn print_expr(&mut self, expr: ExprId, depth_lvl: usize) {
let Expr { ty, temp_lifetime, span, kind } = &self.thir[expr];
print_indented!(self, "Expr {", depth_lvl);
print_indented!(self, format!("ty: {:?}", ty), depth_lvl + 1);
print_indented!(self, format!("temp_lifetime: {:?}", temp_lifetime), depth_lvl + 1);
print_indented!(self, format!("span: {:?}", span), depth_lvl + 1);
print_indented!(self, "kind: ", depth_lvl + 1);
self.print_expr_kind(kind, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
fn print_expr_kind(&mut self, expr_kind: &ExprKind<'tcx>, depth_lvl: usize) {
use rustc_middle::thir::ExprKind::*;
match expr_kind {
Scope { region_scope, value, lint_level } => {
print_indented!(self, "Scope {", depth_lvl);
print_indented!(self, format!("region_scope: {:?}", region_scope), depth_lvl + 1);
print_indented!(self, format!("lint_level: {:?}", lint_level), depth_lvl + 1);
print_indented!(self, "value:", depth_lvl + 1);
self.print_expr(*value, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Box { value } => {
print_indented!(self, "Box {", depth_lvl);
self.print_expr(*value, depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
If { if_then_scope, cond, then, else_opt } => {
print_indented!(self, "If {", depth_lvl);
print_indented!(self, format!("if_then_scope: {:?}", if_then_scope), depth_lvl + 1);
print_indented!(self, "cond:", depth_lvl + 1);
self.print_expr(*cond, depth_lvl + 2);
print_indented!(self, "then:", depth_lvl + 1);
self.print_expr(*then, depth_lvl + 2);
if let Some(else_expr) = else_opt {
print_indented!(self, "else:", depth_lvl + 1);
self.print_expr(*else_expr, depth_lvl + 2);
}
print_indented!(self, "}", depth_lvl);
}
Call { fun, args, ty, from_hir_call, fn_span } => {
print_indented!(self, "Call {", depth_lvl);
print_indented!(self, format!("ty: {:?}", ty), depth_lvl + 1);
print_indented!(self, format!("from_hir_call: {}", from_hir_call), depth_lvl + 1);
print_indented!(self, format!("fn_span: {:?}", fn_span), depth_lvl + 1);
print_indented!(self, "fun:", depth_lvl + 1);
self.print_expr(*fun, depth_lvl + 2);
if args.len() > 0 {
print_indented!(self, "args: [", depth_lvl + 1);
for arg in args.iter() {
self.print_expr(*arg, depth_lvl + 2);
}
print_indented!(self, "]", depth_lvl + 1);
} else {
print_indented!(self, "args: []", depth_lvl + 1);
}
print_indented!(self, "}", depth_lvl);
}
Deref { arg } => {
print_indented!(self, "Deref {", depth_lvl);
self.print_expr(*arg, depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Binary { op, lhs, rhs } => {
print_indented!(self, "Binary {", depth_lvl);
print_indented!(self, format!("op: {:?}", op), depth_lvl + 1);
print_indented!(self, "lhs:", depth_lvl + 1);
self.print_expr(*lhs, depth_lvl + 2);
print_indented!(self, "rhs:", depth_lvl + 1);
self.print_expr(*rhs, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
LogicalOp { op, lhs, rhs } => {
print_indented!(self, "LogicalOp {", depth_lvl);
print_indented!(self, format!("op: {:?}", op), depth_lvl + 1);
print_indented!(self, "lhs:", depth_lvl + 1);
self.print_expr(*lhs, depth_lvl + 2);
print_indented!(self, "rhs:", depth_lvl + 1);
self.print_expr(*rhs, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Unary { op, arg } => {
print_indented!(self, "Unary {", depth_lvl);
print_indented!(self, format!("op: {:?}", op), depth_lvl + 1);
print_indented!(self, "arg:", depth_lvl + 1);
self.print_expr(*arg, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Cast { source } => {
print_indented!(self, "Cast {", depth_lvl);
print_indented!(self, "source:", depth_lvl + 1);
self.print_expr(*source, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Use { source } => {
print_indented!(self, "Use {", depth_lvl);
print_indented!(self, "source:", depth_lvl + 1);
self.print_expr(*source, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
NeverToAny { source } => {
print_indented!(self, "NeverToAny {", depth_lvl);
print_indented!(self, "source:", depth_lvl + 1);
self.print_expr(*source, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Pointer { cast, source } => {
print_indented!(self, "Pointer {", depth_lvl);
print_indented!(self, format!("cast: {:?}", cast), depth_lvl + 1);
print_indented!(self, "source:", depth_lvl + 1);
self.print_expr(*source, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Loop { body } => {
print_indented!(self, "Loop (", depth_lvl);
print_indented!(self, "body:", depth_lvl + 1);
self.print_expr(*body, depth_lvl + 2);
print_indented!(self, ")", depth_lvl);
}
Let { expr, pat } => {
print_indented!(self, "Let {", depth_lvl);
print_indented!(self, "expr:", depth_lvl + 1);
self.print_expr(*expr, depth_lvl + 2);
print_indented!(self, format!("pat: {:?}", pat), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Match { scrutinee, arms } => {
print_indented!(self, "Match {", depth_lvl);
print_indented!(self, "scrutinee:", depth_lvl + 1);
self.print_expr(*scrutinee, depth_lvl + 2);
print_indented!(self, "arms: [", depth_lvl + 1);
for arm_id in arms.iter() {
self.print_arm(*arm_id, depth_lvl + 2);
}
print_indented!(self, "]", depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Block { block } => self.print_block(*block, depth_lvl),
Assign { lhs, rhs } => {
print_indented!(self, "Assign {", depth_lvl);
print_indented!(self, "lhs:", depth_lvl + 1);
self.print_expr(*lhs, depth_lvl + 2);
print_indented!(self, "rhs:", depth_lvl + 1);
self.print_expr(*rhs, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
AssignOp { op, lhs, rhs } => {
print_indented!(self, "AssignOp {", depth_lvl);
print_indented!(self, format!("op: {:?}", op), depth_lvl + 1);
print_indented!(self, "lhs:", depth_lvl + 1);
self.print_expr(*lhs, depth_lvl + 2);
print_indented!(self, "rhs:", depth_lvl + 1);
self.print_expr(*rhs, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Field { lhs, variant_index, name } => {
print_indented!(self, "Field {", depth_lvl);
print_indented!(self, format!("variant_index: {:?}", variant_index), depth_lvl + 1);
print_indented!(self, format!("name: {:?}", name), depth_lvl + 1);
print_indented!(self, "lhs:", depth_lvl + 1);
self.print_expr(*lhs, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Index { lhs, index } => {
print_indented!(self, "Index {", depth_lvl);
print_indented!(self, format!("index: {:?}", index), depth_lvl + 1);
print_indented!(self, "lhs:", depth_lvl + 1);
self.print_expr(*lhs, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
VarRef { id } => {
print_indented!(self, "VarRef {", depth_lvl);
print_indented!(self, format!("id: {:?}", id), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
UpvarRef { closure_def_id, var_hir_id } => {
print_indented!(self, "UpvarRef {", depth_lvl);
print_indented!(
self,
format!("closure_def_id: {:?}", closure_def_id),
depth_lvl + 1
);
print_indented!(self, format!("var_hir_id: {:?}", var_hir_id), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Borrow { borrow_kind, arg } => {
print_indented!(self, "Borrow (", depth_lvl);
print_indented!(self, format!("borrow_kind: {:?}", borrow_kind), depth_lvl + 1);
print_indented!(self, "arg:", depth_lvl + 1);
self.print_expr(*arg, depth_lvl + 2);
print_indented!(self, ")", depth_lvl);
}
AddressOf { mutability, arg } => {
print_indented!(self, "AddressOf {", depth_lvl);
print_indented!(self, format!("mutability: {:?}", mutability), depth_lvl + 1);
print_indented!(self, "arg:", depth_lvl + 1);
self.print_expr(*arg, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Break { label, value } => {
print_indented!(self, "Break (", depth_lvl);
print_indented!(self, format!("label: {:?}", label), depth_lvl + 1);
if let Some(value) = value {
print_indented!(self, "value:", depth_lvl + 1);
self.print_expr(*value, depth_lvl + 2);
}
print_indented!(self, ")", depth_lvl);
}
Continue { label } => {
print_indented!(self, "Continue {", depth_lvl);
print_indented!(self, format!("label: {:?}", label), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Return { value } => {
print_indented!(self, "Return {", depth_lvl);
print_indented!(self, "value:", depth_lvl + 1);
if let Some(value) = value {
self.print_expr(*value, depth_lvl + 2);
}
print_indented!(self, "}", depth_lvl);
}
ConstBlock { did, substs } => {
print_indented!(self, "ConstBlock {", depth_lvl);
print_indented!(self, format!("did: {:?}", did), depth_lvl + 1);
print_indented!(self, format!("substs: {:?}", substs), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Repeat { value, count } => {
print_indented!(self, "Repeat {", depth_lvl);
print_indented!(self, format!("count: {:?}", count), depth_lvl + 1);
print_indented!(self, "value:", depth_lvl + 1);
self.print_expr(*value, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Array { fields } => {
print_indented!(self, "Array {", depth_lvl);
print_indented!(self, "fields: [", depth_lvl + 1);
for field_id in fields.iter() {
self.print_expr(*field_id, depth_lvl + 2);
}
print_indented!(self, "]", depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Tuple { fields } => {
print_indented!(self, "Tuple {", depth_lvl);
print_indented!(self, "fields: [", depth_lvl + 1);
for field_id in fields.iter() {
self.print_expr(*field_id, depth_lvl + 2);
}
print_indented!(self, "]", depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Adt(adt_expr) => {
print_indented!(self, "Adt {", depth_lvl);
self.print_adt_expr(&**adt_expr, depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
PlaceTypeAscription { source, user_ty } => {
print_indented!(self, "PlaceTypeAscription {", depth_lvl);
print_indented!(self, format!("user_ty: {:?}", user_ty), depth_lvl + 1);
print_indented!(self, "source:", depth_lvl + 1);
self.print_expr(*source, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
ValueTypeAscription { source, user_ty } => {
print_indented!(self, "ValueTypeAscription {", depth_lvl);
print_indented!(self, format!("user_ty: {:?}", user_ty), depth_lvl + 1);
print_indented!(self, "source:", depth_lvl + 1);
self.print_expr(*source, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Closure(closure_expr) => {
print_indented!(self, "Closure {", depth_lvl);
print_indented!(self, "closure_expr:", depth_lvl + 1);
self.print_closure_expr(&**closure_expr, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
Literal { lit, neg } => {
print_indented!(
self,
format!("Literal( lit: {:?}, neg: {:?})\n", lit, neg),
depth_lvl
);
}
NonHirLiteral { lit, user_ty } => {
print_indented!(self, "NonHirLiteral {", depth_lvl);
print_indented!(self, format!("lit: {:?}", lit), depth_lvl + 1);
print_indented!(self, format!("user_ty: {:?}", user_ty), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
ZstLiteral { user_ty } => {
print_indented!(self, format!("ZstLiteral(user_ty: {:?})", user_ty), depth_lvl);
}
NamedConst { def_id, substs, user_ty } => {
print_indented!(self, "NamedConst {", depth_lvl);
print_indented!(self, format!("def_id: {:?}", def_id), depth_lvl + 1);
print_indented!(self, format!("user_ty: {:?}", user_ty), depth_lvl + 1);
print_indented!(self, format!("substs: {:?}", substs), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
ConstParam { param, def_id } => {
print_indented!(self, "ConstParam {", depth_lvl);
print_indented!(self, format!("def_id: {:?}", def_id), depth_lvl + 1);
print_indented!(self, format!("param: {:?}", param), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
StaticRef { alloc_id, ty, def_id } => {
print_indented!(self, "StaticRef {", depth_lvl);
print_indented!(self, format!("def_id: {:?}", def_id), depth_lvl + 1);
print_indented!(self, format!("ty: {:?}", ty), depth_lvl + 1);
print_indented!(self, format!("alloc_id: {:?}", alloc_id), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
InlineAsm(expr) => {
print_indented!(self, "InlineAsm {", depth_lvl);
print_indented!(self, "expr:", depth_lvl + 1);
self.print_inline_asm_expr(&**expr, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
ThreadLocalRef(def_id) => {
print_indented!(self, "ThreadLocalRef {", depth_lvl);
print_indented!(self, format!("def_id: {:?}", def_id), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
Yield { value } => {
print_indented!(self, "Yield {", depth_lvl);
print_indented!(self, "value:", depth_lvl + 1);
self.print_expr(*value, depth_lvl + 2);
print_indented!(self, "}", depth_lvl);
}
}
}
fn print_adt_expr(&mut self, adt_expr: &AdtExpr<'tcx>, depth_lvl: usize) {
print_indented!(self, "adt_def:", depth_lvl);
self.print_adt_def(adt_expr.adt_def, depth_lvl + 1);
print_indented!(
self,
format!("variant_index: {:?}", adt_expr.variant_index),
depth_lvl + 1
);
print_indented!(self, format!("substs: {:?}", adt_expr.substs), depth_lvl + 1);
print_indented!(self, format!("user_ty: {:?}", adt_expr.user_ty), depth_lvl + 1);
for (i, field_expr) in adt_expr.fields.iter().enumerate() {
print_indented!(self, format!("field {}:", i), depth_lvl + 1);
self.print_expr(field_expr.expr, depth_lvl + 2);
}
if let Some(ref base) = adt_expr.base {
print_indented!(self, "base:", depth_lvl + 1);
self.print_fru_info(base, depth_lvl + 2);
} else {
print_indented!(self, "base: None", depth_lvl + 1);
}
}
fn print_adt_def(&mut self, adt_def: ty::AdtDef<'tcx>, depth_lvl: usize) {
print_indented!(self, "AdtDef {", depth_lvl);
print_indented!(self, format!("did: {:?}", adt_def.did()), depth_lvl + 1);
print_indented!(self, format!("variants: {:?}", adt_def.variants()), depth_lvl + 1);
print_indented!(self, format!("flags: {:?}", adt_def.flags()), depth_lvl + 1);
print_indented!(self, format!("repr: {:?}", adt_def.repr()), depth_lvl + 1);
}
fn print_fru_info(&mut self, fru_info: &FruInfo<'tcx>, depth_lvl: usize) {
print_indented!(self, "FruInfo {", depth_lvl);
print_indented!(self, "base: ", depth_lvl + 1);
self.print_expr(fru_info.base, depth_lvl + 2);
print_indented!(self, "field_types: [", depth_lvl + 1);
for ty in fru_info.field_types.iter() {
print_indented!(self, format!("ty: {:?}", ty), depth_lvl + 2);
}
print_indented!(self, "}", depth_lvl);
}
fn print_arm(&mut self, arm_id: ArmId, depth_lvl: usize) {
print_indented!(self, "Arm {", depth_lvl);
let arm = &self.thir.arms[arm_id];
let Arm { pattern, guard, body, lint_level, scope, span } = arm;
print_indented!(self, "pattern: ", depth_lvl + 1);
self.print_pat(pattern, depth_lvl + 2);
if let Some(guard) = guard {
print_indented!(self, "guard: ", depth_lvl + 1);
self.print_guard(guard, depth_lvl + 2);
} else {
print_indented!(self, "guard: None", depth_lvl + 1);
}
print_indented!(self, "body: ", depth_lvl + 1);
self.print_expr(*body, depth_lvl + 2);
print_indented!(self, format!("lint_level: {:?}", lint_level), depth_lvl + 1);
print_indented!(self, format!("scope: {:?}", scope), depth_lvl + 1);
print_indented!(self, format!("span: {:?}", span), depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
fn print_pat(&mut self, pat: &Box<Pat<'tcx>>, depth_lvl: usize) {
let Pat { ty, span, kind } = &**pat;
print_indented!(self, "Pat: {", depth_lvl);
print_indented!(self, format!("ty: {:?}", ty), depth_lvl + 1);
print_indented!(self, format!("span: {:?}", span), depth_lvl + 1);
self.print_pat_kind(kind, depth_lvl + 1);
print_indented!(self, "}", depth_lvl);
}
fn print_pat_kind(&mut self, pat_kind: &PatKind<'tcx>, depth_lvl: usize) {
print_indented!(self, "kind: PatKind {", depth_lvl);
match pat_kind {
PatKind::Wild => {
print_indented!(self, "Wild", depth_lvl + 1);
}
PatKind::AscribeUserType { ascription, subpattern } => {
print_indented!(self, "AscribeUserType: {", depth_lvl + 1);
print_indented!(self, format!("ascription: {:?}", ascription), depth_lvl + 2);
print_indented!(self, "subpattern: ", depth_lvl + 2);
self.print_pat(subpattern, depth_lvl + 3);
print_indented!(self, "}", depth_lvl + 1);
}
PatKind::Binding { mutability, name, mode, var, ty, subpattern, is_primary } => {
print_indented!(self, "Binding {", depth_lvl + 1);
print_indented!(self, format!("mutability: {:?}", mutability), depth_lvl + 2);
print_indented!(self, format!("name: {:?}", name), depth_lvl + 2);
print_indented!(self, format!("mode: {:?}", mode), depth_lvl + 2);
print_indented!(self, format!("var: {:?}", var), depth_lvl + 2);
print_indented!(self, format!("ty: {:?}", ty), depth_lvl + 2);
print_indented!(self, format!("is_primary: {:?}", is_primary), depth_lvl + 2);
if let Some(subpattern) = subpattern {
print_indented!(self, "subpattern: Some( ", depth_lvl + 2);
self.print_pat(subpattern, depth_lvl + 3);
print_indented!(self, ")", depth_lvl + 2);
} else {
print_indented!(self, "subpattern: None", depth_lvl + 2);
}
print_indented!(self, "}", depth_lvl + 1);
}
PatKind::Variant { adt_def, substs, variant_index, subpatterns } => {
print_indented!(self, "Variant {", depth_lvl + 1);
print_indented!(self, "adt_def: ", depth_lvl + 2);
self.print_adt_def(*adt_def, depth_lvl + 3);
print_indented!(self, format!("substs: {:?}", substs), depth_lvl + 2);
print_indented!(self, format!("variant_index: {:?}", variant_index), depth_lvl + 2);
if subpatterns.len() > 0 {
print_indented!(self, "subpatterns: [", depth_lvl + 2);
for field_pat in subpatterns.iter() {
self.print_pat(&field_pat.pattern, depth_lvl + 3);
}
print_indented!(self, "]", depth_lvl + 2);
} else {
print_indented!(self, "subpatterns: []", depth_lvl + 2);
}
print_indented!(self, "}", depth_lvl + 1);
}
PatKind::Leaf { subpatterns } => {
print_indented!(self, "Leaf { ", depth_lvl + 1);
print_indented!(self, "subpatterns: [", depth_lvl + 2);
for field_pat in subpatterns.iter() {
self.print_pat(&field_pat.pattern, depth_lvl + 3);
}
print_indented!(self, "]", depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
PatKind::Deref { subpattern } => {
print_indented!(self, "Deref { ", depth_lvl + 1);
print_indented!(self, "subpattern: ", depth_lvl + 2);
self.print_pat(subpattern, depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
PatKind::Constant { value } => {
print_indented!(self, "Constant {", depth_lvl + 1);
print_indented!(self, format!("value: {:?}", value), depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
PatKind::Range(pat_range) => {
print_indented!(self, format!("Range ( {:?} )", pat_range), depth_lvl + 1);
}
PatKind::Slice { prefix, slice, suffix } => {
print_indented!(self, "Slice {", depth_lvl + 1);
print_indented!(self, "prefix: [", depth_lvl + 2);
for prefix_pat in prefix.iter() {
self.print_pat(prefix_pat, depth_lvl + 3);
}
print_indented!(self, "]", depth_lvl + 2);
if let Some(slice) = slice {
print_indented!(self, "slice: ", depth_lvl + 2);
self.print_pat(slice, depth_lvl + 3);
}
print_indented!(self, "suffix: [", depth_lvl + 2);
for suffix_pat in suffix.iter() {
self.print_pat(suffix_pat, depth_lvl + 3);
}
print_indented!(self, "]", depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
PatKind::Array { prefix, slice, suffix } => {
print_indented!(self, "Array {", depth_lvl + 1);
print_indented!(self, "prefix: [", depth_lvl + 2);
for prefix_pat in prefix.iter() {
self.print_pat(prefix_pat, depth_lvl + 3);
}
print_indented!(self, "]", depth_lvl + 2);
if let Some(slice) = slice {
print_indented!(self, "slice: ", depth_lvl + 2);
self.print_pat(slice, depth_lvl + 3);
}
print_indented!(self, "suffix: [", depth_lvl + 2);
for suffix_pat in suffix.iter() {
self.print_pat(suffix_pat, depth_lvl + 3);
}
print_indented!(self, "]", depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
PatKind::Or { pats } => {
print_indented!(self, "Or {", depth_lvl + 1);
print_indented!(self, "pats: [", depth_lvl + 2);
for pat in pats.iter() {
self.print_pat(pat, depth_lvl + 3);
}
print_indented!(self, "]", depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
}
print_indented!(self, "}", depth_lvl);
}
fn print_guard(&mut self, guard: &Guard<'tcx>, depth_lvl: usize) {
print_indented!(self, "Guard {", depth_lvl);
match guard {
Guard::If(expr_id) => {
print_indented!(self, "If (", depth_lvl + 1);
self.print_expr(*expr_id, depth_lvl + 2);
print_indented!(self, ")", depth_lvl + 1);
}
Guard::IfLet(pat, expr_id) => {
print_indented!(self, "IfLet (", depth_lvl + 1);
self.print_pat(pat, depth_lvl + 2);
print_indented!(self, ",", depth_lvl + 1);
self.print_expr(*expr_id, depth_lvl + 2);
print_indented!(self, ")", depth_lvl + 1);
}
}
print_indented!(self, "}", depth_lvl);
}
fn print_closure_expr(&mut self, expr: &ClosureExpr<'tcx>, depth_lvl: usize) {
let ClosureExpr { closure_id, substs, upvars, movability, fake_reads } = expr;
print_indented!(self, "ClosureExpr {", depth_lvl);
print_indented!(self, format!("closure_id: {:?}", closure_id), depth_lvl + 1);
print_indented!(self, format!("substs: {:?}", substs), depth_lvl + 1);
if upvars.len() > 0 {
print_indented!(self, "upvars: [", depth_lvl + 1);
for upvar in upvars.iter() {
self.print_expr(*upvar, depth_lvl + 2);
print_indented!(self, ",", depth_lvl + 1);
}
print_indented!(self, "]", depth_lvl + 1);
} else {
print_indented!(self, "upvars: []", depth_lvl + 1);
}
print_indented!(self, format!("movability: {:?}", movability), depth_lvl + 1);
if fake_reads.len() > 0 {
print_indented!(self, "fake_reads: [", depth_lvl + 1);
for (fake_read_expr, cause, hir_id) in fake_reads.iter() {
print_indented!(self, "(", depth_lvl + 2);
self.print_expr(*fake_read_expr, depth_lvl + 3);
print_indented!(self, ",", depth_lvl + 2);
print_indented!(self, format!("cause: {:?}", cause), depth_lvl + 3);
print_indented!(self, ",", depth_lvl + 2);
print_indented!(self, format!("hir_id: {:?}", hir_id), depth_lvl + 3);
print_indented!(self, "),", depth_lvl + 2);
}
print_indented!(self, "]", depth_lvl + 1);
} else {
print_indented!(self, "fake_reads: []", depth_lvl + 1);
}
print_indented!(self, "}", depth_lvl);
}
fn print_inline_asm_expr(&mut self, expr: &InlineAsmExpr<'tcx>, depth_lvl: usize) {
let InlineAsmExpr { template, operands, options, line_spans } = expr;
print_indented!(self, "InlineAsmExpr {", depth_lvl);
print_indented!(self, "template: [", depth_lvl + 1);
for template_piece in template.iter() {
print_indented!(self, format!("{:?}", template_piece), depth_lvl + 2);
}
print_indented!(self, "]", depth_lvl + 1);
print_indented!(self, "operands: [", depth_lvl + 1);
for operand in operands.iter() {
self.print_inline_operand(operand, depth_lvl + 2);
}
print_indented!(self, "]", depth_lvl + 1);
print_indented!(self, format!("options: {:?}", options), depth_lvl + 1);
print_indented!(self, format!("line_spans: {:?}", line_spans), depth_lvl + 1);
}
fn print_inline_operand(&mut self, operand: &InlineAsmOperand<'tcx>, depth_lvl: usize) {
match operand {
InlineAsmOperand::In { reg, expr } => {
print_indented!(self, "InlineAsmOperand::In {", depth_lvl);
print_indented!(self, format!("reg: {:?}", reg), depth_lvl + 1);
print_indented!(self, "expr: ", depth_lvl + 1);
self.print_expr(*expr, depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
InlineAsmOperand::Out { reg, late, expr } => {
print_indented!(self, "InlineAsmOperand::Out {", depth_lvl);
print_indented!(self, format!("reg: {:?}", reg), depth_lvl + 1);
print_indented!(self, format!("late: {:?}", late), depth_lvl + 1);
if let Some(out) = expr {
print_indented!(self, "place: Some( ", depth_lvl + 1);
self.print_expr(*out, depth_lvl + 2);
print_indented!(self, ")", depth_lvl + 1);
} else {
print_indented!(self, "place: None", depth_lvl + 1);
}
print_indented!(self, "}", depth_lvl + 1);
}
InlineAsmOperand::InOut { reg, late, expr } => {
print_indented!(self, "InlineAsmOperand::InOut {", depth_lvl);
print_indented!(self, format!("reg: {:?}", reg), depth_lvl + 1);
print_indented!(self, format!("late: {:?}", late), depth_lvl + 1);
print_indented!(self, "expr: ", depth_lvl + 1);
self.print_expr(*expr, depth_lvl + 2);
print_indented!(self, "}", depth_lvl + 1);
}
InlineAsmOperand::SplitInOut { reg, late, in_expr, out_expr } => {
print_indented!(self, "InlineAsmOperand::SplitInOut {", depth_lvl);
print_indented!(self, format!("reg: {:?}", reg), depth_lvl + 1);
print_indented!(self, format!("late: {:?}", late), depth_lvl + 1);
print_indented!(self, "in_expr: ", depth_lvl + 1);
self.print_expr(*in_expr, depth_lvl + 2);
if let Some(out_expr) = out_expr {
print_indented!(self, "out_expr: Some( ", depth_lvl + 1);
self.print_expr(*out_expr, depth_lvl + 2);
print_indented!(self, ")", depth_lvl + 1);
} else {
print_indented!(self, "out_expr: None", depth_lvl + 1);
}
print_indented!(self, "}", depth_lvl + 1);
}
InlineAsmOperand::Const { value, span } => {
print_indented!(self, "InlineAsmOperand::Const {", depth_lvl);
print_indented!(self, format!("value: {:?}", value), depth_lvl + 1);
print_indented!(self, format!("span: {:?}", span), depth_lvl + 1);
print_indented!(self, "}", depth_lvl + 1);
}
InlineAsmOperand::SymFn { value, span } => {
print_indented!(self, "InlineAsmOperand::SymFn {", depth_lvl);
print_indented!(self, format!("value: {:?}", *value), depth_lvl + 1);
print_indented!(self, format!("span: {:?}", span), depth_lvl + 1);
print_indented!(self, "}", depth_lvl + 1);
}
InlineAsmOperand::SymStatic { def_id } => {
print_indented!(self, "InlineAsmOperand::SymStatic {", depth_lvl);
print_indented!(self, format!("def_id: {:?}", def_id), depth_lvl + 1);
print_indented!(self, "}", depth_lvl + 1);
}
}
}
}

4
compiler/rustc_mir_build/src/build/mod.rs
View file

@ -439,6 +439,10 @@ fn construct_fn<'tcx>(
let fn_id = tcx.hir().local_def_id_to_hir_id(fn_def.did); let fn_id = tcx.hir().local_def_id_to_hir_id(fn_def.did);
let generator_kind = tcx.generator_kind(fn_def.did); let generator_kind = tcx.generator_kind(fn_def.did);
// The representation of thir for `-Zunpretty=thir-tree` relies on
// the entry expression being the last element of `thir.exprs`.
assert_eq!(expr.as_usize(), thir.exprs.len() - 1);
// Figure out what primary body this item has. // Figure out what primary body this item has.
let body_id = tcx.hir().body_owned_by(fn_def.did); let body_id = tcx.hir().body_owned_by(fn_def.did);
let span_with_body = tcx.hir().span_with_body(fn_id); let span_with_body = tcx.hir().span_with_body(fn_id);

1
compiler/rustc_mir_build/src/lib.rs
View file

@ -34,4 +34,5 @@ pub fn provide(providers: &mut Providers) {
providers.thir_check_unsafety_for_const_arg = check_unsafety::thir_check_unsafety_for_const_arg; providers.thir_check_unsafety_for_const_arg = check_unsafety::thir_check_unsafety_for_const_arg;
providers.thir_body = thir::cx::thir_body; providers.thir_body = thir::cx::thir_body;
providers.thir_tree = thir::cx::thir_tree; providers.thir_tree = thir::cx::thir_tree;
providers.thir_flat = thir::cx::thir_flat;
} }

10
compiler/rustc_mir_build/src/thir/cx/mod.rs
View file

@ -53,6 +53,16 @@ pub(crate) fn thir_body(
} }
pub(crate) fn thir_tree(tcx: TyCtxt<'_>, owner_def: ty::WithOptConstParam<LocalDefId>) -> String { pub(crate) fn thir_tree(tcx: TyCtxt<'_>, owner_def: ty::WithOptConstParam<LocalDefId>) -> String {
match thir_body(tcx, owner_def) {
Ok((thir, _)) => {
let thir = thir.steal();
tcx.thir_tree_representation(&thir)
}
Err(_) => "error".into(),
}
}
pub(crate) fn thir_flat(tcx: TyCtxt<'_>, owner_def: ty::WithOptConstParam<LocalDefId>) -> String {
match thir_body(tcx, owner_def) { match thir_body(tcx, owner_def) {
Ok((thir, _)) => format!("{:#?}", thir.steal()), Ok((thir, _)) => format!("{:#?}", thir.steal()),
Err(_) => "error".into(), Err(_) => "error".into(),

11
compiler/rustc_session/src/config.rs
View file

@ -2573,6 +2573,7 @@ fn parse_pretty(unstable_opts: &UnstableOptions, efmt: ErrorOutputType) -> Optio
"hir,typed" => Hir(PpHirMode::Typed), "hir,typed" => Hir(PpHirMode::Typed),
"hir-tree" => HirTree, "hir-tree" => HirTree,
"thir-tree" => ThirTree, "thir-tree" => ThirTree,
"thir-flat" => ThirFlat,
"mir" => Mir, "mir" => Mir,
"mir-cfg" => MirCFG, "mir-cfg" => MirCFG,
name => early_error( name => early_error(
@ -2581,7 +2582,8 @@ fn parse_pretty(unstable_opts: &UnstableOptions, efmt: ErrorOutputType) -> Optio
"argument to `unpretty` must be one of `normal`, `identified`, \ "argument to `unpretty` must be one of `normal`, `identified`, \
`expanded`, `expanded,identified`, `expanded,hygiene`, \ `expanded`, `expanded,identified`, `expanded,hygiene`, \
`ast-tree`, `ast-tree,expanded`, `hir`, `hir,identified`, \ `ast-tree`, `ast-tree,expanded`, `hir`, `hir,identified`, \
`hir,typed`, `hir-tree`, `thir-tree`, `mir` or `mir-cfg`; got {name}" `hir,typed`, `hir-tree`, `thir-tree`, `thir-flat`, `mir` or \
`mir-cfg`; got {name}"
), ),
), ),
}; };
@ -2736,6 +2738,8 @@ pub enum PpMode {
HirTree, HirTree,
/// `-Zunpretty=thir-tree` /// `-Zunpretty=thir-tree`
ThirTree, ThirTree,
/// `-Zunpretty=`thir-flat`
ThirFlat,
/// `-Zunpretty=mir` /// `-Zunpretty=mir`
Mir, Mir,
/// `-Zunpretty=mir-cfg` /// `-Zunpretty=mir-cfg`
@ -2754,6 +2758,7 @@ impl PpMode {
| Hir(_) | Hir(_)
| HirTree | HirTree
| ThirTree | ThirTree
| ThirFlat
| Mir | Mir
| MirCFG => true, | MirCFG => true,
} }
@ -2763,13 +2768,13 @@ impl PpMode {
match *self { match *self {
Source(_) | AstTree(_) => false, Source(_) | AstTree(_) => false,
Hir(_) | HirTree | ThirTree | Mir | MirCFG => true, Hir(_) | HirTree | ThirTree | ThirFlat | Mir | MirCFG => true,
} }
} }
pub fn needs_analysis(&self) -> bool { pub fn needs_analysis(&self) -> bool {
use PpMode::*; use PpMode::*;
matches!(*self, Mir | MirCFG | ThirTree) matches!(*self, Mir | MirCFG | ThirTree | ThirFlat)
} }
} }

4
tests/ui/thir-print/thir-flat.rs Normal file
View file

@ -0,0 +1,4 @@
// compile-flags: -Z unpretty=thir-flat
// check-pass
pub fn main() {}

12
tests/ui/thir-tree.stdout → tests/ui/thir-print/thir-flat.stdout
View file

@ -1,4 +1,4 @@
DefId(0:3 ~ thir_tree[8f1d]::main): DefId(0:3 ~ thir_flat[45a6]::main):
Thir { Thir {
arms: [], arms: [],
blocks: [ blocks: [
@ -6,7 +6,7 @@ Thir {
targeted_by_break: false, targeted_by_break: false,
region_scope: Node(1), region_scope: Node(1),
opt_destruction_scope: None, opt_destruction_scope: None,
span: $DIR/thir-tree.rs:4:15: 4:17 (#0), span: $DIR/thir-flat.rs:4:15: 4:17 (#0),
stmts: [], stmts: [],
expr: None, expr: None,
safety_mode: Safe, safety_mode: Safe,
@ -18,7 +18,7 @@ Thir {
temp_lifetime: Some( temp_lifetime: Some(
Node(2), Node(2),
), ),
span: $DIR/thir-tree.rs:4:15: 4:17 (#0), span: $DIR/thir-flat.rs:4:15: 4:17 (#0),
kind: Block { kind: Block {
block: b0, block: b0,
}, },
@ -28,11 +28,11 @@ Thir {
temp_lifetime: Some( temp_lifetime: Some(
Node(2), Node(2),
), ),
span: $DIR/thir-tree.rs:4:15: 4:17 (#0), span: $DIR/thir-flat.rs:4:15: 4:17 (#0),
kind: Scope { kind: Scope {
region_scope: Node(2), region_scope: Node(2),
lint_level: Explicit( lint_level: Explicit(
HirId(DefId(0:3 ~ thir_tree[8f1d]::main).2), HirId(DefId(0:3 ~ thir_flat[45a6]::main).2),
), ),
value: e0, value: e0,
}, },
@ -42,7 +42,7 @@ Thir {
temp_lifetime: Some( temp_lifetime: Some(
Node(2), Node(2),
), ),
span: $DIR/thir-tree.rs:4:15: 4:17 (#0), span: $DIR/thir-flat.rs:4:15: 4:17 (#0),
kind: Scope { kind: Scope {
region_scope: Destruction(2), region_scope: Destruction(2),
lint_level: Inherited, lint_level: Inherited,

23
tests/ui/thir-print/thir-tree-match.rs Normal file
View file

@ -0,0 +1,23 @@
// check-pass
// compile-flags: -Zunpretty=thir-tree
enum Bar {
First,
Second,
Third,
}
enum Foo {
FooOne(Bar),
FooTwo,
}
fn has_match(foo: Foo) -> bool {
match foo {
Foo::FooOne(Bar::First) => true,
Foo::FooOne(_) => false,
Foo::FooTwo => true,
}
}
fn main() {}

342
tests/ui/thir-print/thir-tree-match.stdout Normal file
View file

@ -0,0 +1,342 @@
DefId(0:16 ~ thir_tree_match[3c9a]::has_match):
params: [
Param {
ty: Foo
ty_span: Some($DIR/thir-tree-match.rs:15:19: 15:22 (#0))
self_kind: None
hir_id: Some(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).1))
param: Some(
Pat: {
ty: Foo
span: $DIR/thir-tree-match.rs:15:14: 15:17 (#0)
kind: PatKind {
Binding {
mutability: Not
name: "foo"
mode: ByValue
var: LocalVarId(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).2))
ty: Foo
is_primary: true
subpattern: None
}
}
}
)
}
]
body:
Expr {
ty: bool
temp_lifetime: Some(Node(26))
span: $DIR/thir-tree-match.rs:15:32: 21:2 (#0)
kind:
Scope {
region_scope: Destruction(26)
lint_level: Inherited
value:
Expr {
ty: bool
temp_lifetime: Some(Node(26))
span: $DIR/thir-tree-match.rs:15:32: 21:2 (#0)
kind:
Scope {
region_scope: Node(26)
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).26))
value:
Expr {
ty: bool
temp_lifetime: Some(Node(26))
span: $DIR/thir-tree-match.rs:15:32: 21:2 (#0)
kind:
Block {
targeted_by_break: false
opt_destruction_scope: None
span: $DIR/thir-tree-match.rs:15:32: 21:2 (#0)
region_scope: Node(25)
safety_mode: Safe
stmts: []
expr:
Expr {
ty: bool
temp_lifetime: Some(Node(26))
span: $DIR/thir-tree-match.rs:16:5: 20:6 (#0)
kind:
Scope {
region_scope: Node(3)
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).3))
value:
Expr {
ty: bool
temp_lifetime: Some(Node(26))
span: $DIR/thir-tree-match.rs:16:5: 20:6 (#0)
kind:
Match {
scrutinee:
Expr {
ty: Foo
temp_lifetime: Some(Node(26))
span: $DIR/thir-tree-match.rs:16:11: 16:14 (#0)
kind:
Scope {
region_scope: Node(4)
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).4))
value:
Expr {
ty: Foo
temp_lifetime: Some(Node(26))
span: $DIR/thir-tree-match.rs:16:11: 16:14 (#0)
kind:
VarRef {
id: LocalVarId(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).2))
}
}
}
}
arms: [
Arm {
pattern:
Pat: {
ty: Foo
span: $DIR/thir-tree-match.rs:17:9: 17:32 (#0)
kind: PatKind {
Variant {
adt_def:
AdtDef {
did: DefId(0:10 ~ thir_tree_match[3c9a]::Foo)
variants: [VariantDef { def_id: DefId(0:11 ~ thir_tree_match[3c9a]::Foo::FooOne), ctor: Some((Fn, DefId(0:12 ~ thir_tree_match[3c9a]::Foo::FooOne::{constructor#0}))), name: "FooOne", discr: Relative(0), fields: [FieldDef { did: DefId(0:13 ~ thir_tree_match[3c9a]::Foo::FooOne::0), name: "0", vis: Restricted(DefId(0:0 ~ thir_tree_match[3c9a])) }], flags: NO_VARIANT_FLAGS }, VariantDef { def_id: DefId(0:14 ~ thir_tree_match[3c9a]::Foo::FooTwo), ctor: Some((Const, DefId(0:15 ~ thir_tree_match[3c9a]::Foo::FooTwo::{constructor#0}))), name: "FooTwo", discr: Relative(1), fields: [], flags: NO_VARIANT_FLAGS }]
flags: IS_ENUM
repr: ReprOptions { int: None, align: None, pack: None, flags: (empty), field_shuffle_seed: 11573694388057581 }
substs: []
variant_index: 0
subpatterns: [
Pat: {
ty: Bar
span: $DIR/thir-tree-match.rs:17:21: 17:31 (#0)
kind: PatKind {
Variant {
adt_def:
AdtDef {
did: DefId(0:3 ~ thir_tree_match[3c9a]::Bar)
variants: [VariantDef { def_id: DefId(0:4 ~ thir_tree_match[3c9a]::Bar::First), ctor: Some((Const, DefId(0:5 ~ thir_tree_match[3c9a]::Bar::First::{constructor#0}))), name: "First", discr: Relative(0), fields: [], flags: NO_VARIANT_FLAGS }, VariantDef { def_id: DefId(0:6 ~ thir_tree_match[3c9a]::Bar::Second), ctor: Some((Const, DefId(0:7 ~ thir_tree_match[3c9a]::Bar::Second::{constructor#0}))), name: "Second", discr: Relative(1), fields: [], flags: NO_VARIANT_FLAGS }, VariantDef { def_id: DefId(0:8 ~ thir_tree_match[3c9a]::Bar::Third), ctor: Some((Const, DefId(0:9 ~ thir_tree_match[3c9a]::Bar::Third::{constructor#0}))), name: "Third", discr: Relative(2), fields: [], flags: NO_VARIANT_FLAGS }]
flags: IS_ENUM
repr: ReprOptions { int: None, align: None, pack: None, flags: (empty), field_shuffle_seed: 3125160937860410723 }
substs: []
variant_index: 0
subpatterns: []
}
}
}
]
}
}
}
guard: None
body:
Expr {
ty: bool
temp_lifetime: Some(Node(13))
span: $DIR/thir-tree-match.rs:17:36: 17:40 (#0)
kind:
Scope {
region_scope: Destruction(13)
lint_level: Inherited
value:
Expr {
ty: bool
temp_lifetime: Some(Node(13))
span: $DIR/thir-tree-match.rs:17:36: 17:40 (#0)
kind:
Scope {
region_scope: Node(13)
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).13))
value:
Expr {
ty: bool
temp_lifetime: Some(Node(13))
span: $DIR/thir-tree-match.rs:17:36: 17:40 (#0)
kind:
Literal( lit: Spanned { node: Bool(true), span: $DIR/thir-tree-match.rs:17:36: 17:40 (#0) }, neg: false)
}
}
}
}
}
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).12))
scope: Node(12)
span: $DIR/thir-tree-match.rs:17:9: 17:40 (#0)
}
Arm {
pattern:
Pat: {
ty: Foo
span: $DIR/thir-tree-match.rs:18:9: 18:23 (#0)
kind: PatKind {
Variant {
adt_def:
AdtDef {
did: DefId(0:10 ~ thir_tree_match[3c9a]::Foo)
variants: [VariantDef { def_id: DefId(0:11 ~ thir_tree_match[3c9a]::Foo::FooOne), ctor: Some((Fn, DefId(0:12 ~ thir_tree_match[3c9a]::Foo::FooOne::{constructor#0}))), name: "FooOne", discr: Relative(0), fields: [FieldDef { did: DefId(0:13 ~ thir_tree_match[3c9a]::Foo::FooOne::0), name: "0", vis: Restricted(DefId(0:0 ~ thir_tree_match[3c9a])) }], flags: NO_VARIANT_FLAGS }, VariantDef { def_id: DefId(0:14 ~ thir_tree_match[3c9a]::Foo::FooTwo), ctor: Some((Const, DefId(0:15 ~ thir_tree_match[3c9a]::Foo::FooTwo::{constructor#0}))), name: "FooTwo", discr: Relative(1), fields: [], flags: NO_VARIANT_FLAGS }]
flags: IS_ENUM
repr: ReprOptions { int: None, align: None, pack: None, flags: (empty), field_shuffle_seed: 11573694388057581 }
substs: []
variant_index: 0
subpatterns: [
Pat: {
ty: Bar
span: $DIR/thir-tree-match.rs:18:21: 18:22 (#0)
kind: PatKind {
Wild
}
}
]
}
}
}
guard: None
body:
Expr {
ty: bool
temp_lifetime: Some(Node(19))
span: $DIR/thir-tree-match.rs:18:27: 18:32 (#0)
kind:
Scope {
region_scope: Destruction(19)
lint_level: Inherited
value:
Expr {
ty: bool
temp_lifetime: Some(Node(19))
span: $DIR/thir-tree-match.rs:18:27: 18:32 (#0)
kind:
Scope {
region_scope: Node(19)
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).19))
value:
Expr {
ty: bool
temp_lifetime: Some(Node(19))
span: $DIR/thir-tree-match.rs:18:27: 18:32 (#0)
kind:
Literal( lit: Spanned { node: Bool(false), span: $DIR/thir-tree-match.rs:18:27: 18:32 (#0) }, neg: false)
}
}
}
}
}
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).18))
scope: Node(18)
span: $DIR/thir-tree-match.rs:18:9: 18:32 (#0)
}
Arm {
pattern:
Pat: {
ty: Foo
span: $DIR/thir-tree-match.rs:19:9: 19:20 (#0)
kind: PatKind {
Variant {
adt_def:
AdtDef {
did: DefId(0:10 ~ thir_tree_match[3c9a]::Foo)
variants: [VariantDef { def_id: DefId(0:11 ~ thir_tree_match[3c9a]::Foo::FooOne), ctor: Some((Fn, DefId(0:12 ~ thir_tree_match[3c9a]::Foo::FooOne::{constructor#0}))), name: "FooOne", discr: Relative(0), fields: [FieldDef { did: DefId(0:13 ~ thir_tree_match[3c9a]::Foo::FooOne::0), name: "0", vis: Restricted(DefId(0:0 ~ thir_tree_match[3c9a])) }], flags: NO_VARIANT_FLAGS }, VariantDef { def_id: DefId(0:14 ~ thir_tree_match[3c9a]::Foo::FooTwo), ctor: Some((Const, DefId(0:15 ~ thir_tree_match[3c9a]::Foo::FooTwo::{constructor#0}))), name: "FooTwo", discr: Relative(1), fields: [], flags: NO_VARIANT_FLAGS }]
flags: IS_ENUM
repr: ReprOptions { int: None, align: None, pack: None, flags: (empty), field_shuffle_seed: 11573694388057581 }
substs: []
variant_index: 1
subpatterns: []
}
}
}
guard: None
body:
Expr {
ty: bool
temp_lifetime: Some(Node(24))
span: $DIR/thir-tree-match.rs:19:24: 19:28 (#0)
kind:
Scope {
region_scope: Destruction(24)
lint_level: Inherited
value:
Expr {
ty: bool
temp_lifetime: Some(Node(24))
span: $DIR/thir-tree-match.rs:19:24: 19:28 (#0)
kind:
Scope {
region_scope: Node(24)
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).24))
value:
Expr {
ty: bool
temp_lifetime: Some(Node(24))
span: $DIR/thir-tree-match.rs:19:24: 19:28 (#0)
kind:
Literal( lit: Spanned { node: Bool(true), span: $DIR/thir-tree-match.rs:19:24: 19:28 (#0) }, neg: false)
}
}
}
}
}
lint_level: Explicit(HirId(DefId(0:16 ~ thir_tree_match[3c9a]::has_match).23))
scope: Node(23)
span: $DIR/thir-tree-match.rs:19:9: 19:28 (#0)
}
]
}
}
}
}
}
}
}
}
}
}
DefId(0:17 ~ thir_tree_match[3c9a]::main):
params: [
]
body:
Expr {
ty: ()
temp_lifetime: Some(Node(2))
span: $DIR/thir-tree-match.rs:23:11: 23:13 (#0)
kind:
Scope {
region_scope: Destruction(2)
lint_level: Inherited
value:
Expr {
ty: ()
temp_lifetime: Some(Node(2))
span: $DIR/thir-tree-match.rs:23:11: 23:13 (#0)
kind:
Scope {
region_scope: Node(2)
lint_level: Explicit(HirId(DefId(0:17 ~ thir_tree_match[3c9a]::main).2))
value:
Expr {
ty: ()
temp_lifetime: Some(Node(2))
span: $DIR/thir-tree-match.rs:23:11: 23:13 (#0)
kind:
Block {
targeted_by_break: false
opt_destruction_scope: None
span: $DIR/thir-tree-match.rs:23:11: 23:13 (#0)
region_scope: Node(1)
safety_mode: Safe
stmts: []
expr: []
}
}
}
}
}
}

0
tests/ui/thir-tree.rs → tests/ui/thir-print/thir-tree.rs
View file

43
tests/ui/thir-print/thir-tree.stdout Normal file
View file

@ -0,0 +1,43 @@
DefId(0:3 ~ thir_tree[8f1d]::main):
params: [
]
body:
Expr {
ty: ()
temp_lifetime: Some(Node(2))
span: $DIR/thir-tree.rs:4:15: 4:17 (#0)
kind:
Scope {
region_scope: Destruction(2)
lint_level: Inherited
value:
Expr {
ty: ()
temp_lifetime: Some(Node(2))
span: $DIR/thir-tree.rs:4:15: 4:17 (#0)
kind:
Scope {
region_scope: Node(2)
lint_level: Explicit(HirId(DefId(0:3 ~ thir_tree[8f1d]::main).2))
value:
Expr {
ty: ()
temp_lifetime: Some(Node(2))
span: $DIR/thir-tree.rs:4:15: 4:17 (#0)
kind:
Block {
targeted_by_break: false
opt_destruction_scope: None
span: $DIR/thir-tree.rs:4:15: 4:17 (#0)
region_scope: Node(1)
safety_mode: Safe
stmts: []
expr: []
}
}
}
}
}
}