Move NativeLibKind from rustc_session to rustc_hir

Author: JonathanBrouwer

Cargo.lock

@@ -3480,6 +3480,7 @@ dependencies = [
  "rustc_parse",
  "rustc_session",
  "rustc_span",
+ "rustc_target",
  "thin-vec",
 ]
 

compiler/rustc_attr_parsing/Cargo.toml

@@ -17,5 +17,6 @@ rustc_macros = { path = "../rustc_macros" }
 rustc_parse = { path = "../rustc_parse" }
 rustc_session = { path = "../rustc_session" }
 rustc_span = { path = "../rustc_span" }
+rustc_target = { path = "../rustc_target" }
 thin-vec = "0.2.12"
 # tidy-alphabetical-end

compiler/rustc_attr_parsing/src/lib.rs

@@ -79,6 +79,7 @@
 // tidy-alphabetical-start
 #![allow(internal_features)]
 #![doc(rust_logo)]
+#![feature(decl_macro)]
 #![feature(rustdoc_internals)]
 #![recursion_limit = "256"]
 // tidy-alphabetical-end

compiler/rustc_codegen_ssa/src/back/link/raw_dylib.rs

@@ -7,9 +7,9 @@ use rustc_data_structures::base_n::{CASE_INSENSITIVE, ToBaseN};
 use rustc_data_structures::fx::{FxHashMap, FxIndexMap};
 use rustc_data_structures::stable_hasher::StableHasher;
 use rustc_hashes::Hash128;
+use rustc_hir::attrs::NativeLibKind;
 use rustc_session::Session;
 use rustc_session::cstore::DllImport;
-use rustc_session::utils::NativeLibKind;
 use rustc_span::Symbol;
 
 use crate::back::archive::ImportLibraryItem;

compiler/rustc_codegen_ssa/src/common.rs

@@ -1,10 +1,11 @@
 #![allow(non_camel_case_types)]
 
 use rustc_hir::LangItem;
+use rustc_hir::attrs::PeImportNameType;
 use rustc_middle::ty::layout::TyAndLayout;
 use rustc_middle::ty::{self, Instance, TyCtxt};
 use rustc_middle::{bug, mir, span_bug};
-use rustc_session::cstore::{DllCallingConvention, DllImport, PeImportNameType};
+use rustc_session::cstore::{DllCallingConvention, DllImport};
 use rustc_span::Span;
 use rustc_target::spec::Target;
 

compiler/rustc_hir/src/attrs/data_structures.rs

@@ -248,6 +248,109 @@ impl IntoDiagArg for MirPhase {
     }
 }
 
+/// Different ways that the PE Format can decorate a symbol name.
+/// From <https://docs.microsoft.com/en-us/windows/win32/debug/pe-format#import-name-type>
+#[derive(
+    Copy,
+    Clone,
+    Debug,
+    Encodable,
+    Decodable,
+    HashStable_Generic,
+    PartialEq,
+    Eq,
+    PrintAttribute
+)]
+pub enum PeImportNameType {
+    /// IMPORT_ORDINAL
+    /// Uses the ordinal (i.e., a number) rather than the name.
+    Ordinal(u16),
+    /// Same as IMPORT_NAME
+    /// Name is decorated with all prefixes and suffixes.
+    Decorated,
+    /// Same as IMPORT_NAME_NOPREFIX
+    /// Prefix (e.g., the leading `_` or `@`) is skipped, but suffix is kept.
+    NoPrefix,
+    /// Same as IMPORT_NAME_UNDECORATE
+    /// Prefix (e.g., the leading `_` or `@`) and suffix (the first `@` and all
+    /// trailing characters) are skipped.
+    Undecorated,
+}
+
+#[derive(
+    Copy,
+    Clone,
+    Debug,
+    PartialEq,
+    Eq,
+    PartialOrd,
+    Ord,
+    Hash,
+    Encodable,
+    Decodable,
+    PrintAttribute
+)]
+#[derive(HashStable_Generic)]
+pub enum NativeLibKind {
+    /// Static library (e.g. `libfoo.a` on Linux or `foo.lib` on Windows/MSVC)
+    Static {
+        /// Whether to bundle objects from static library into produced rlib
+        bundle: Option<bool>,
+        /// Whether to link static library without throwing any object files away
+        whole_archive: Option<bool>,
+    },
+    /// Dynamic library (e.g. `libfoo.so` on Linux)
+    /// or an import library corresponding to a dynamic library (e.g. `foo.lib` on Windows/MSVC).
+    Dylib {
+        /// Whether the dynamic library will be linked only if it satisfies some undefined symbols
+        as_needed: Option<bool>,
+    },
+    /// Dynamic library (e.g. `foo.dll` on Windows) without a corresponding import library.
+    /// On Linux, it refers to a generated shared library stub.
+    RawDylib,
+    /// A macOS-specific kind of dynamic libraries.
+    Framework {
+        /// Whether the framework will be linked only if it satisfies some undefined symbols
+        as_needed: Option<bool>,
+    },
+    /// Argument which is passed to linker, relative order with libraries and other arguments
+    /// is preserved
+    LinkArg,
+
+    /// Module imported from WebAssembly
+    WasmImportModule,
+
+    /// The library kind wasn't specified, `Dylib` is currently used as a default.
+    Unspecified,
+}
+
+impl NativeLibKind {
+    pub fn has_modifiers(&self) -> bool {
+        match self {
+            NativeLibKind::Static { bundle, whole_archive } => {
+                bundle.is_some() || whole_archive.is_some()
+            }
+            NativeLibKind::Dylib { as_needed } | NativeLibKind::Framework { as_needed } => {
+                as_needed.is_some()
+            }
+            NativeLibKind::RawDylib
+            | NativeLibKind::Unspecified
+            | NativeLibKind::LinkArg
+            | NativeLibKind::WasmImportModule => false,
+        }
+    }
+
+    pub fn is_statically_included(&self) -> bool {
+        matches!(self, NativeLibKind::Static { .. })
+    }
+
+    pub fn is_dllimport(&self) -> bool {
+        matches!(
+            self,
+            NativeLibKind::Dylib { .. } | NativeLibKind::RawDylib | NativeLibKind::Unspecified
+        )
+    }
+}
 /// Represents parsed *built-in* inert attributes.
 ///
 /// ## Overview

compiler/rustc_interface/src/tests.rs

@@ -8,6 +8,7 @@ use rustc_abi::Align;
 use rustc_data_structures::profiling::TimePassesFormat;
 use rustc_errors::emitter::HumanReadableErrorType;
 use rustc_errors::{ColorConfig, registry};
+use rustc_hir::attrs::NativeLibKind;
 use rustc_session::config::{
     AutoDiff, BranchProtection, CFGuard, Cfg, CollapseMacroDebuginfo, CoverageLevel,
     CoverageOptions, DebugInfo, DumpMonoStatsFormat, ErrorOutputType, ExternEntry, ExternLocation,
@@ -20,7 +21,7 @@ use rustc_session::config::{
 };
 use rustc_session::lint::Level;
 use rustc_session::search_paths::SearchPath;
-use rustc_session::utils::{CanonicalizedPath, NativeLib, NativeLibKind};
+use rustc_session::utils::{CanonicalizedPath, NativeLib};
 use rustc_session::{CompilerIO, EarlyDiagCtxt, Session, build_session, getopts};
 use rustc_span::edition::{DEFAULT_EDITION, Edition};
 use rustc_span::source_map::{RealFileLoader, SourceMapInputs};

compiler/rustc_session/src/config/native_libs.rs

@@ -5,10 +5,11 @@
 //! which have their own parser in `rustc_metadata`.)
 
 use rustc_feature::UnstableFeatures;
+use rustc_hir::attrs::NativeLibKind;
 
 use crate::EarlyDiagCtxt;
 use crate::config::UnstableOptions;
-use crate::utils::{NativeLib, NativeLibKind};
+use crate::utils::NativeLib;
 
 #[cfg(test)]
 mod tests;

compiler/rustc_session/src/cstore.rs

@@ -6,8 +6,8 @@ use std::any::Any;
 use std::path::PathBuf;
 
 use rustc_abi::ExternAbi;
-use rustc_ast as ast;
 use rustc_data_structures::sync::{self, AppendOnlyIndexVec, FreezeLock};
+use rustc_hir::attrs::{CfgEntry, NativeLibKind, PeImportNameType};
 use rustc_hir::def_id::{
     CrateNum, DefId, LOCAL_CRATE, LocalDefId, StableCrateId, StableCrateIdMap,
 };
@@ -16,7 +16,6 @@ use rustc_macros::{Decodable, Encodable, HashStable_Generic};
 use rustc_span::{Span, Symbol};
 
 use crate::search_paths::PathKind;
-use crate::utils::NativeLibKind;
 
 // lonely orphan structs and enums looking for a better home
 
@@ -72,7 +71,7 @@ pub struct NativeLib {
     pub name: Symbol,
     /// If packed_bundled_libs enabled, actual filename of library is stored.
     pub filename: Option<Symbol>,
-    pub cfg: Option<ast::MetaItemInner>,
+    pub cfg: Option<CfgEntry>,
     pub foreign_module: Option<DefId>,
     pub verbatim: Option<bool>,
     pub dll_imports: Vec<DllImport>,
@@ -88,25 +87,6 @@ impl NativeLib {
     }
 }
 
-/// Different ways that the PE Format can decorate a symbol name.
-/// From <https://docs.microsoft.com/en-us/windows/win32/debug/pe-format#import-name-type>
-#[derive(Copy, Clone, Debug, Encodable, Decodable, HashStable_Generic, PartialEq, Eq)]
-pub enum PeImportNameType {
-    /// IMPORT_ORDINAL
-    /// Uses the ordinal (i.e., a number) rather than the name.
-    Ordinal(u16),
-    /// Same as IMPORT_NAME
-    /// Name is decorated with all prefixes and suffixes.
-    Decorated,
-    /// Same as IMPORT_NAME_NOPREFIX
-    /// Prefix (e.g., the leading `_` or `@`) is skipped, but suffix is kept.
-    NoPrefix,
-    /// Same as IMPORT_NAME_UNDECORATE
-    /// Prefix (e.g., the leading `_` or `@`) and suffix (the first `@` and all
-    /// trailing characters) are skipped.
-    Undecorated,
-}
-
 #[derive(Clone, Debug, Encodable, Decodable, HashStable_Generic)]
 pub struct DllImport {
     pub name: Symbol,

compiler/rustc_session/src/utils.rs

@@ -3,6 +3,7 @@ use std::sync::OnceLock;
 
 use rustc_data_structures::profiling::VerboseTimingGuard;
 use rustc_fs_util::try_canonicalize;
+use rustc_hir::attrs::NativeLibKind;
 use rustc_macros::{Decodable, Encodable, HashStable_Generic};
 
 use crate::session::Session;
@@ -17,69 +18,6 @@ impl Session {
     }
 }
 
-#[derive(Copy, Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Encodable, Decodable)]
-#[derive(HashStable_Generic)]
-pub enum NativeLibKind {
-    /// Static library (e.g. `libfoo.a` on Linux or `foo.lib` on Windows/MSVC)
-    Static {
-        /// Whether to bundle objects from static library into produced rlib
-        bundle: Option<bool>,
-        /// Whether to link static library without throwing any object files away
-        whole_archive: Option<bool>,
-    },
-    /// Dynamic library (e.g. `libfoo.so` on Linux)
-    /// or an import library corresponding to a dynamic library (e.g. `foo.lib` on Windows/MSVC).
-    Dylib {
-        /// Whether the dynamic library will be linked only if it satisfies some undefined symbols
-        as_needed: Option<bool>,
-    },
-    /// Dynamic library (e.g. `foo.dll` on Windows) without a corresponding import library.
-    /// On Linux, it refers to a generated shared library stub.
-    RawDylib,
-    /// A macOS-specific kind of dynamic libraries.
-    Framework {
-        /// Whether the framework will be linked only if it satisfies some undefined symbols
-        as_needed: Option<bool>,
-    },
-    /// Argument which is passed to linker, relative order with libraries and other arguments
-    /// is preserved
-    LinkArg,
-
-    /// Module imported from WebAssembly
-    WasmImportModule,
-
-    /// The library kind wasn't specified, `Dylib` is currently used as a default.
-    Unspecified,
-}
-
-impl NativeLibKind {
-    pub fn has_modifiers(&self) -> bool {
-        match self {
-            NativeLibKind::Static { bundle, whole_archive } => {
-                bundle.is_some() || whole_archive.is_some()
-            }
-            NativeLibKind::Dylib { as_needed } | NativeLibKind::Framework { as_needed } => {
-                as_needed.is_some()
-            }
-            NativeLibKind::RawDylib
-            | NativeLibKind::Unspecified
-            | NativeLibKind::LinkArg
-            | NativeLibKind::WasmImportModule => false,
-        }
-    }
-
-    pub fn is_statically_included(&self) -> bool {
-        matches!(self, NativeLibKind::Static { .. })
-    }
-
-    pub fn is_dllimport(&self) -> bool {
-        matches!(
-            self,
-            NativeLibKind::Dylib { .. } | NativeLibKind::RawDylib | NativeLibKind::Unspecified
-        )
-    }
-}
-
 #[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Encodable, Decodable)]
 #[derive(HashStable_Generic)]
 pub struct NativeLib {