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Pass Types SoA repr in types to Variable translation

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This commit is contained in:
Ayaz Hafiz 2022-11-02 17:08:55 -05:00
parent 93b9130edf
commit dad9a8e537
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GPG key ID: 0E2A37416A25EF58
2 changed files with 31 additions and 17 deletions
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36
crates/compiler/types/src/types.rs
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@ -362,7 +362,7 @@ impl std::ops::Neg for Polarity {
}
#[allow(dead_code)]
struct AliasShared {
pub struct AliasShared {
symbol: Symbol,
type_argument_abilities: Slice<Option<AbilitySet>>,
type_argument_regions: Slice<Region>,
@ -371,8 +371,7 @@ struct AliasShared {
}
#[derive(Debug, Clone)]
#[allow(dead_code)]
enum TypeTag {
pub enum TypeTag {
EmptyRecord,
EmptyTagUnion,
Function(Index<TypeTag>, Index<TypeTag>),
@ -421,8 +420,7 @@ enum TypeTag {
Record(RecordFields),
}
#[allow(dead_code)]
struct Types {
pub struct Types {
// main storage. Each type is represented by a tag, which is identified by its index.
// `tags_slices` is a parallel array (so these two vectors always have the same size), that
// allows storing a slice of types. This is used for storing the function argument types, or
@ -450,10 +448,24 @@ struct Types {
single_tag_union_tag_names: VecMap<Index<TypeTag>, TagName>,
}
#[allow(dead_code)]
impl Types {
const EMPTY_RECORD: Index<TypeTag> = Index::new(0);
const EMPTY_TAG_UNION: Index<TypeTag> = Index::new(1);
pub const EMPTY_RECORD: Index<TypeTag> = Index::new(0);
pub const EMPTY_TAG_UNION: Index<TypeTag> = Index::new(1);
pub fn new() -> Self {
Self {
tags: vec![TypeTag::EmptyRecord, TypeTag::EmptyTagUnion],
tags_slices: Default::default(),
regions: Default::default(),
tag_names: Default::default(),
field_types: Default::default(),
field_names: Default::default(),
type_arg_abilities: Default::default(),
aliases: Default::default(),
problems: Default::default(),
single_tag_union_tag_names: Default::default(),
}
}
fn reserve_type_tags(&mut self, length: usize) -> Slice<TypeTag> {
use std::iter::repeat;
@ -474,14 +486,6 @@ impl Types {
Index::push_new(&mut self.tags, TypeTag::EmptyRecord)
}
fn push_type_tag(&mut self, tag: TypeTag, type_slice: Slice<TypeTag>) -> Index<TypeTag> {
debug_assert_eq!(self.tags.len(), self.tags_slices.len());
self.tags_slices.push(type_slice);
Index::push_new(&mut self.tags, tag)
}
fn set_type_tag(&mut self, index: Index<TypeTag>, tag: TypeTag, type_slice: Slice<TypeTag>) {
debug_assert_eq!(self.tags.len(), self.tags_slices.len());