Move hashes from rustc_data_structure to rustc_hashes so they can be shared with rust-analyzer

Author: saethlin

Cargo.lock

@@ -3317,6 +3317,7 @@ dependencies = [
  "rand 0.8.5",
  "rand_xoshiro",
  "rustc_data_structures",
+ "rustc_hashes",
  "rustc_index",
  "rustc_macros",
  "rustc_serialize",
@@ -3544,6 +3545,7 @@ dependencies = [
  "rustc_errors",
  "rustc_fluent_macro",
  "rustc_fs_util",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_index",
  "rustc_llvm",
@@ -3586,6 +3588,7 @@ dependencies = [
  "rustc_errors",
  "rustc_fluent_macro",
  "rustc_fs_util",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_hir_pretty",
  "rustc_incremental",
@@ -3658,6 +3661,7 @@ dependencies = [
  "rustc-stable-hash",
  "rustc_arena",
  "rustc_graphviz",
+ "rustc_hashes",
  "rustc_index",
  "rustc_macros",
  "rustc_serialize",
@@ -3768,6 +3772,7 @@ dependencies = [
  "rustc_error_codes",
  "rustc_error_messages",
  "rustc_fluent_macro",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_index",
  "rustc_lexer",
@@ -3840,6 +3845,13 @@ version = "0.0.0"
 name = "rustc_graphviz"
 version = "0.0.0"
 
+[[package]]
+name = "rustc_hashes"
+version = "0.0.0"
+dependencies = [
+ "rustc-stable-hash",
+]
+
 [[package]]
 name = "rustc_hir"
 version = "0.0.0"
@@ -3849,6 +3861,7 @@ dependencies = [
  "rustc_arena",
  "rustc_ast",
  "rustc_data_structures",
+ "rustc_hashes",
  "rustc_index",
  "rustc_macros",
  "rustc_serialize",
@@ -4169,6 +4182,7 @@ dependencies = [
  "rustc_feature",
  "rustc_fluent_macro",
  "rustc_graphviz",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_hir_pretty",
  "rustc_index",
@@ -4405,6 +4419,7 @@ dependencies = [
  "measureme",
  "rustc_data_structures",
  "rustc_errors",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_index",
  "rustc_middle",
@@ -4428,6 +4443,7 @@ dependencies = [
  "rustc_errors",
  "rustc_feature",
  "rustc_fluent_macro",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_index",
  "rustc_macros",
@@ -4488,6 +4504,7 @@ name = "rustc_serialize"
 version = "0.0.0"
 dependencies = [
  "indexmap",
+ "rustc_hashes",
  "rustc_macros",
  "smallvec",
  "tempfile",
@@ -4508,6 +4525,7 @@ dependencies = [
  "rustc_feature",
  "rustc_fluent_macro",
  "rustc_fs_util",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_lint_defs",
  "rustc_macros",
@@ -4549,6 +4567,7 @@ dependencies = [
  "md-5",
  "rustc_arena",
  "rustc_data_structures",
+ "rustc_hashes",
  "rustc_index",
  "rustc_macros",
  "rustc_serialize",
@@ -4568,6 +4587,7 @@ dependencies = [
  "rustc_abi",
  "rustc_data_structures",
  "rustc_errors",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_middle",
  "rustc_session",
@@ -4663,6 +4683,7 @@ dependencies = [
  "rustc_data_structures",
  "rustc_errors",
  "rustc_fluent_macro",
+ "rustc_hashes",
  "rustc_hir",
  "rustc_index",
  "rustc_infer",

compiler/rustc_abi/Cargo.toml

@@ -9,6 +9,7 @@ bitflags = "2.4.1"
 rand = { version = "0.8.4", default-features = false, optional = true }
 rand_xoshiro = { version = "0.6.0", optional = true }
 rustc_data_structures = { path = "../rustc_data_structures", optional = true  }
+rustc_hashes = { path = "../rustc_hashes" }
 rustc_index = { path = "../rustc_index", default-features = false }
 rustc_macros = { path = "../rustc_macros", optional = true }
 rustc_serialize = { path = "../rustc_serialize", optional = true  }

compiler/rustc_abi/src/layout.rs

@@ -2,7 +2,7 @@ use std::fmt::{self, Write};
 use std::ops::{Bound, Deref};
 use std::{cmp, iter};
 
-use rustc_data_structures::stable_hasher::Hash64;
+use rustc_hashes::Hash64;
 use rustc_index::Idx;
 use tracing::debug;
 

compiler/rustc_abi/src/lib.rs

@@ -48,9 +48,9 @@ use std::ops::{Add, AddAssign, Mul, RangeInclusive, Sub};
 use std::str::FromStr;
 
 use bitflags::bitflags;
-use rustc_data_structures::stable_hasher::Hash64;
 #[cfg(feature = "nightly")]
 use rustc_data_structures::stable_hasher::StableOrd;
+use rustc_hashes::Hash64;
 use rustc_index::{Idx, IndexSlice, IndexVec};
 #[cfg(feature = "nightly")]
 use rustc_macros::{Decodable_Generic, Encodable_Generic, HashStable_Generic};

compiler/rustc_codegen_llvm/Cargo.toml

@@ -25,6 +25,7 @@ rustc_data_structures = { path = "../rustc_data_structures" }
 rustc_errors = { path = "../rustc_errors" }
 rustc_fluent_macro = { path = "../rustc_fluent_macro" }
 rustc_fs_util = { path = "../rustc_fs_util" }
+rustc_hashes = { path = "../rustc_hashes" }
 rustc_hir = { path = "../rustc_hir" }
 rustc_index = { path = "../rustc_index" }
 rustc_llvm = { path = "../rustc_llvm" }

compiler/rustc_codegen_llvm/src/common.rs

@@ -7,7 +7,8 @@ use rustc_abi::{AddressSpace, HasDataLayout};
 use rustc_ast::Mutability;
 use rustc_codegen_ssa::common::TypeKind;
 use rustc_codegen_ssa::traits::*;
-use rustc_data_structures::stable_hasher::{Hash128, HashStable, StableHasher};
+use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
+use rustc_hashes::Hash128;
 use rustc_hir::def_id::DefId;
 use rustc_middle::bug;
 use rustc_middle::mir::interpret::{ConstAllocation, GlobalAlloc, Scalar};

compiler/rustc_codegen_ssa/Cargo.toml

@@ -25,6 +25,7 @@ rustc_data_structures = { path = "../rustc_data_structures" }
 rustc_errors = { path = "../rustc_errors" }
 rustc_fluent_macro = { path = "../rustc_fluent_macro" }
 rustc_fs_util = { path = "../rustc_fs_util" }
+rustc_hashes = { path = "../rustc_hashes" }
 rustc_hir = { path = "../rustc_hir" }
 rustc_hir_pretty = { path = "../rustc_hir_pretty" }
 rustc_incremental = { path = "../rustc_incremental" }

compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs

@@ -15,7 +15,8 @@ use std::fmt::Write;
 
 use rustc_abi::Integer;
 use rustc_data_structures::fx::FxHashSet;
-use rustc_data_structures::stable_hasher::{Hash64, HashStable, StableHasher};
+use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
+use rustc_hashes::Hash64;
 use rustc_hir::def_id::DefId;
 use rustc_hir::definitions::{DefPathData, DefPathDataName, DisambiguatedDefPathData};
 use rustc_hir::{CoroutineDesugaring, CoroutineKind, CoroutineSource, Mutability};

compiler/rustc_data_structures/Cargo.toml

@@ -18,6 +18,7 @@ rustc-rayon = { version = "0.5.1", features = ["indexmap"] }
 rustc-stable-hash = { version = "0.1.0", features = ["nightly"] }
 rustc_arena = { path = "../rustc_arena" }
 rustc_graphviz = { path = "../rustc_graphviz" }
+rustc_hashes = { path = "../rustc_hashes" }
 rustc_index = { path = "../rustc_index", package = "rustc_index" }
 rustc_macros = { path = "../rustc_macros" }
 rustc_serialize = { path = "../rustc_serialize" }

compiler/rustc_data_structures/src/fingerprint.rs

@@ -1,10 +1,9 @@
 use std::hash::{Hash, Hasher};
 
+use rustc_hashes::Hash64;
 use rustc_serialize::{Decodable, Decoder, Encodable, Encoder};
 
-use crate::stable_hasher::{
-    FromStableHash, Hash64, StableHasherHash, impl_stable_traits_for_trivial_type,
-};
+use crate::stable_hasher::{FromStableHash, StableHasherHash, impl_stable_traits_for_trivial_type};
 
 #[cfg(test)]
 mod tests;