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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:03:36 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:03:36 +0000 |
commit | 17d40c6057c88f4c432b0d7bac88e1b84cb7e67f (patch) | |
tree | 3f66c4a5918660bb8a758ab6cda5ff8ee4f6cdcd /compiler/rustc_session/src/cstore.rs | |
parent | Adding upstream version 1.64.0+dfsg1. (diff) | |
download | rustc-f7f0cc2a5d72e2c61c1f6900e70eec992bea4273.tar.xz rustc-f7f0cc2a5d72e2c61c1f6900e70eec992bea4273.zip |
Adding upstream version 1.65.0+dfsg1.upstream/1.65.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | compiler/rustc_session/src/cstore.rs | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/compiler/rustc_session/src/cstore.rs b/compiler/rustc_session/src/cstore.rs index c1fd3c7c6..7d4a1e212 100644 --- a/compiler/rustc_session/src/cstore.rs +++ b/compiler/rustc_session/src/cstore.rs @@ -68,6 +68,8 @@ pub enum LinkagePreference { pub struct NativeLib { pub kind: NativeLibKind, pub name: Option<Symbol>, + /// If packed_bundled_libs enabled, actual filename of library is stored. + pub filename: Option<Symbol>, pub cfg: Option<ast::MetaItem>, pub foreign_module: Option<DefId>, pub wasm_import_module: Option<Symbol>, @@ -81,10 +83,29 @@ 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, - pub ordinal: Option<u16>, + pub import_name_type: Option<PeImportNameType>, /// Calling convention for the function. /// /// On x86_64, this is always `DllCallingConvention::C`; on i686, it can be any @@ -92,6 +113,18 @@ pub struct DllImport { pub calling_convention: DllCallingConvention, /// Span of import's "extern" declaration; used for diagnostics. pub span: Span, + /// Is this for a function (rather than a static variable). + pub is_fn: bool, +} + +impl DllImport { + pub fn ordinal(&self) -> Option<u16> { + if let Some(PeImportNameType::Ordinal(ordinal)) = self.import_name_type { + Some(ordinal) + } else { + None + } + } } /// Calling convention for a function defined in an external library. |