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rustc_metadata: remove huge error imports

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This commit is contained in:
est31 2023-02-05 01:58:22 +01:00
parent 60e82aef64
commit 4442f13b03
3 changed files with 89 additions and 92 deletions
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28
compiler/rustc_metadata/src/creader.rs
View File

@ -1,10 +1,6 @@
//! Validates all used crates and extern libraries and loads their metadata
use crate::errors::{
ConflictingAllocErrorHandler, ConflictingGlobalAlloc, CrateNotPanicRuntime,
GlobalAllocRequired, NoMultipleAllocErrorHandler, NoMultipleGlobalAlloc, NoPanicStrategy,
NoTransitiveNeedsDep, NotProfilerRuntime, ProfilerBuiltinsNeedsCore,
};
use crate::errors;
use crate::locator::{CrateError, CrateLocator, CratePaths};
use crate::rmeta::{CrateDep, CrateMetadata, CrateNumMap, CrateRoot, MetadataBlob};
@ -768,10 +764,11 @@ fn inject_panic_runtime(&mut self, krate: &ast::Crate) {
// Sanity check the loaded crate to ensure it is indeed a panic runtime
// and the panic strategy is indeed what we thought it was.
if !data.is_panic_runtime() {
self.sess.emit_err(CrateNotPanicRuntime { crate_name: name });
self.sess.emit_err(errors::CrateNotPanicRuntime { crate_name: name });
}
if data.required_panic_strategy() != Some(desired_strategy) {
self.sess.emit_err(NoPanicStrategy { crate_name: name, strategy: desired_strategy });
self.sess
.emit_err(errors::NoPanicStrategy { crate_name: name, strategy: desired_strategy });
}
self.cstore.injected_panic_runtime = Some(cnum);
@ -791,7 +788,7 @@ fn inject_profiler_runtime(&mut self, krate: &ast::Crate) {
let name = Symbol::intern(&self.sess.opts.unstable_opts.profiler_runtime);
if name == sym::profiler_builtins && self.sess.contains_name(&krate.attrs, sym::no_core) {
self.sess.emit_err(ProfilerBuiltinsNeedsCore);
self.sess.emit_err(errors::ProfilerBuiltinsNeedsCore);
}
let Some(cnum) = self.resolve_crate(name, DUMMY_SP, CrateDepKind::Implicit) else { return; };
@ -799,21 +796,22 @@ fn inject_profiler_runtime(&mut self, krate: &ast::Crate) {
// Sanity check the loaded crate to ensure it is indeed a profiler runtime
if !data.is_profiler_runtime() {
self.sess.emit_err(NotProfilerRuntime { crate_name: name });
self.sess.emit_err(errors::NotProfilerRuntime { crate_name: name });
}
}
fn inject_allocator_crate(&mut self, krate: &ast::Crate) {
self.cstore.has_global_allocator = match &*global_allocator_spans(&self.sess, krate) {
[span1, span2, ..] => {
self.sess.emit_err(NoMultipleGlobalAlloc { span2: *span2, span1: *span1 });
self.sess.emit_err(errors::NoMultipleGlobalAlloc { span2: *span2, span1: *span1 });
true
}
spans => !spans.is_empty(),
};
self.cstore.has_alloc_error_handler = match &*alloc_error_handler_spans(&self.sess, krate) {
[span1, span2, ..] => {
self.sess.emit_err(NoMultipleAllocErrorHandler { span2: *span2, span1: *span1 });
self.sess
.emit_err(errors::NoMultipleAllocErrorHandler { span2: *span2, span1: *span1 });
true
}
spans => !spans.is_empty(),
@ -849,7 +847,7 @@ fn inject_allocator_crate(&mut self, krate: &ast::Crate) {
if data.has_global_allocator() {
match global_allocator {
Some(other_crate) => {
self.sess.emit_err(ConflictingGlobalAlloc {
self.sess.emit_err(errors::ConflictingGlobalAlloc {
crate_name: data.name(),
other_crate_name: other_crate,
});
@ -864,7 +862,7 @@ fn inject_allocator_crate(&mut self, krate: &ast::Crate) {
if data.has_alloc_error_handler() {
match alloc_error_handler {
Some(other_crate) => {
self.sess.emit_err(ConflictingAllocErrorHandler {
self.sess.emit_err(errors::ConflictingAllocErrorHandler {
crate_name: data.name(),
other_crate_name: other_crate,
});
@ -884,7 +882,7 @@ fn inject_allocator_crate(&mut self, krate: &ast::Crate) {
if !self.sess.contains_name(&krate.attrs, sym::default_lib_allocator)
&& !self.cstore.iter_crate_data().any(|(_, data)| data.has_default_lib_allocator())
{
self.sess.emit_err(GlobalAllocRequired);
self.sess.emit_err(errors::GlobalAllocRequired);
}
self.cstore.allocator_kind = Some(AllocatorKind::Default);
}
@ -917,7 +915,7 @@ fn inject_dependency_if(
for dep in self.cstore.crate_dependencies_in_reverse_postorder(krate) {
let data = self.cstore.get_crate_data(dep);
if needs_dep(&data) {
self.sess.emit_err(NoTransitiveNeedsDep {
self.sess.emit_err(errors::NoTransitiveNeedsDep {
crate_name: self.cstore.get_crate_data(krate).name(),
needs_crate_name: what,
deps_crate_name: data.name(),

50
compiler/rustc_metadata/src/locator.rs
View File

@ -213,12 +213,7 @@
//! metadata::locator or metadata::creader for all the juicy details!
use crate::creader::Library;
use crate::errors::{
CannotFindCrate, CrateLocationUnknownType, DlError, ExternLocationNotExist,
ExternLocationNotFile, FoundStaticlib, IncompatibleRustc, InvalidMetadataFiles,
LibFilenameForm, MultipleCandidates, NewerCrateVersion, NoCrateWithTriple, NoDylibPlugin,
NonAsciiName, StableCrateIdCollision, SymbolConflictsCurrent, SymbolConflictsOthers,
};
use crate::errors;
use crate::rmeta::{rustc_version, MetadataBlob, METADATA_HEADER};
use rustc_data_structures::fx::{FxHashMap, FxHashSet};
@ -980,28 +975,28 @@ impl CrateError {
pub(crate) fn report(self, sess: &Session, span: Span, missing_core: bool) {
match self {
CrateError::NonAsciiName(crate_name) => {
sess.emit_err(NonAsciiName { span, crate_name });
sess.emit_err(errors::NonAsciiName { span, crate_name });
}
CrateError::ExternLocationNotExist(crate_name, loc) => {
sess.emit_err(ExternLocationNotExist { span, crate_name, location: &loc });
sess.emit_err(errors::ExternLocationNotExist { span, crate_name, location: &loc });
}
CrateError::ExternLocationNotFile(crate_name, loc) => {
sess.emit_err(ExternLocationNotFile { span, crate_name, location: &loc });
sess.emit_err(errors::ExternLocationNotFile { span, crate_name, location: &loc });
}
CrateError::MultipleCandidates(crate_name, flavor, candidates) => {
sess.emit_err(MultipleCandidates { span, crate_name, flavor, candidates });
sess.emit_err(errors::MultipleCandidates { span, crate_name, flavor, candidates });
}
CrateError::SymbolConflictsCurrent(root_name) => {
sess.emit_err(SymbolConflictsCurrent { span, crate_name: root_name });
sess.emit_err(errors::SymbolConflictsCurrent { span, crate_name: root_name });
}
CrateError::SymbolConflictsOthers(root_name) => {
sess.emit_err(SymbolConflictsOthers { span, crate_name: root_name });
sess.emit_err(errors::SymbolConflictsOthers { span, crate_name: root_name });
}
CrateError::StableCrateIdCollision(crate_name0, crate_name1) => {
sess.emit_err(StableCrateIdCollision { span, crate_name0, crate_name1 });
sess.emit_err(errors::StableCrateIdCollision { span, crate_name0, crate_name1 });
}
CrateError::DlOpen(s) | CrateError::DlSym(s) => {
sess.emit_err(DlError { span, err: s });
sess.emit_err(errors::DlError { span, err: s });
}
CrateError::LocatorCombined(locator) => {
let crate_name = locator.crate_name;
@ -1012,8 +1007,12 @@ pub(crate) fn report(self, sess: &Session, span: Span, missing_core: bool) {
if !locator.crate_rejections.via_filename.is_empty() {
let mismatches = locator.crate_rejections.via_filename.iter();
for CrateMismatch { path, .. } in mismatches {
sess.emit_err(CrateLocationUnknownType { span, path: &path, crate_name });
sess.emit_err(LibFilenameForm {
sess.emit_err(errors::CrateLocationUnknownType {
span,
path: &path,
crate_name,
});
sess.emit_err(errors::LibFilenameForm {
span,
dll_prefix: &locator.dll_prefix,
dll_suffix: &locator.dll_suffix,
@ -1039,7 +1038,7 @@ pub(crate) fn report(self, sess: &Session, span: Span, missing_core: bool) {
));
}
}
sess.emit_err(NewerCrateVersion {
sess.emit_err(errors::NewerCrateVersion {
span,
crate_name: crate_name,
add_info,
@ -1055,7 +1054,7 @@ pub(crate) fn report(self, sess: &Session, span: Span, missing_core: bool) {
path.display(),
));
}
sess.emit_err(NoCrateWithTriple {
sess.emit_err(errors::NoCrateWithTriple {
span,
crate_name,
locator_triple: locator.triple.triple(),
@ -1071,7 +1070,12 @@ pub(crate) fn report(self, sess: &Session, span: Span, missing_core: bool) {
path.display()
));
}
sess.emit_err(FoundStaticlib { span, crate_name, add_info, found_crates });
sess.emit_err(errors::FoundStaticlib {
span,
crate_name,
add_info,
found_crates,
});
} else if !locator.crate_rejections.via_version.is_empty() {
let mismatches = locator.crate_rejections.via_version.iter();
for CrateMismatch { path, got } in mismatches {
@ -1082,7 +1086,7 @@ pub(crate) fn report(self, sess: &Session, span: Span, missing_core: bool) {
path.display(),
));
}
sess.emit_err(IncompatibleRustc {
sess.emit_err(errors::IncompatibleRustc {
span,
crate_name,
add_info,
@ -1094,14 +1098,14 @@ pub(crate) fn report(self, sess: &Session, span: Span, missing_core: bool) {
for CrateMismatch { path: _, got } in locator.crate_rejections.via_invalid {
crate_rejections.push(got);
}
sess.emit_err(InvalidMetadataFiles {
sess.emit_err(errors::InvalidMetadataFiles {
span,
crate_name,
add_info,
crate_rejections,
});
} else {
sess.emit_err(CannotFindCrate {
sess.emit_err(errors::CannotFindCrate {
span,
crate_name,
add_info,
@ -1118,7 +1122,7 @@ pub(crate) fn report(self, sess: &Session, span: Span, missing_core: bool) {
}
}
CrateError::NonDylibPlugin(crate_name) => {
sess.emit_err(NoDylibPlugin { span, crate_name });
sess.emit_err(errors::NoDylibPlugin { span, crate_name });
}
}
}

101
compiler/rustc_metadata/src/native_libs.rs
View File

@ -13,17 +13,7 @@
use rustc_span::symbol::{sym, Symbol};
use rustc_target::spec::abi::Abi;
use crate::errors::{
AsNeededCompatibility, BundleNeedsStatic, EmptyLinkName, EmptyRenamingTarget,
FrameworkOnlyWindows, ImportNameTypeForm, ImportNameTypeRaw, ImportNameTypeX86,
IncompatibleWasmLink, InvalidLinkModifier, LibFrameworkApple, LinkCfgForm,
LinkCfgSinglePredicate, LinkFrameworkApple, LinkKindForm, LinkModifiersForm, LinkNameForm,
LinkOrdinalRawDylib, LinkRequiresName, MissingNativeLibrary, MultipleCfgs,
MultipleImportNameType, MultipleKindsInLink, MultipleLinkModifiers, MultipleModifiers,
MultipleNamesInLink, MultipleRenamings, MultipleWasmImport, NoLinkModOverride, RawDylibNoNul,
RenamingNoLink, UnexpectedLinkArg, UnknownImportNameType, UnknownLinkKind, UnknownLinkModifier,
UnsupportedAbi, UnsupportedAbiI686, WasmImportForm, WholeArchiveNeedsStatic,
};
use crate::errors;
use std::path::PathBuf;
@ -52,7 +42,7 @@ pub fn find_native_static_library(
}
}
sess.emit_fatal(MissingNativeLibrary::new(name, verbatim));
sess.emit_fatal(errors::MissingNativeLibrary::new(name, verbatim));
}
fn find_bundled_library(
@ -129,26 +119,26 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
match item.name_or_empty() {
sym::name => {
if name.is_some() {
sess.emit_err(MultipleNamesInLink { span: item.span() });
sess.emit_err(errors::MultipleNamesInLink { span: item.span() });
continue;
}
let Some(link_name) = item.value_str() else {
sess.emit_err(LinkNameForm { span: item.span() });
sess.emit_err(errors::LinkNameForm { span: item.span() });
continue;
};
let span = item.name_value_literal_span().unwrap();
if link_name.is_empty() {
sess.emit_err(EmptyLinkName { span });
sess.emit_err(errors::EmptyLinkName { span });
}
name = Some((link_name, span));
}
sym::kind => {
if kind.is_some() {
sess.emit_err(MultipleKindsInLink { span: item.span() });
sess.emit_err(errors::MultipleKindsInLink { span: item.span() });
continue;
}
let Some(link_kind) = item.value_str() else {
sess.emit_err(LinkKindForm { span: item.span() });
sess.emit_err(errors::LinkKindForm { span: item.span() });
continue;
};
@ -158,13 +148,13 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
"dylib" => NativeLibKind::Dylib { as_needed: None },
"framework" => {
if !sess.target.is_like_osx {
sess.emit_err(LinkFrameworkApple { span });
sess.emit_err(errors::LinkFrameworkApple { span });
}
NativeLibKind::Framework { as_needed: None }
}
"raw-dylib" => {
if !sess.target.is_like_windows {
sess.emit_err(FrameworkOnlyWindows { span });
sess.emit_err(errors::FrameworkOnlyWindows { span });
} else if !features.raw_dylib && sess.target.arch == "x86" {
feature_err(
&sess.parse_sess,
@ -177,7 +167,7 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
NativeLibKind::RawDylib
}
kind => {
sess.emit_err(UnknownLinkKind { span, kind });
sess.emit_err(errors::UnknownLinkKind { span, kind });
continue;
}
};
@ -185,26 +175,26 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
}
sym::modifiers => {
if modifiers.is_some() {
sess.emit_err(MultipleLinkModifiers { span: item.span() });
sess.emit_err(errors::MultipleLinkModifiers { span: item.span() });
continue;
}
let Some(link_modifiers) = item.value_str() else {
sess.emit_err(LinkModifiersForm { span: item.span() });
sess.emit_err(errors::LinkModifiersForm { span: item.span() });
continue;
};
modifiers = Some((link_modifiers, item.name_value_literal_span().unwrap()));
}
sym::cfg => {
if cfg.is_some() {
sess.emit_err(MultipleCfgs { span: item.span() });
sess.emit_err(errors::MultipleCfgs { span: item.span() });
continue;
}
let Some(link_cfg) = item.meta_item_list() else {
sess.emit_err(LinkCfgForm { span: item.span() });
sess.emit_err(errors::LinkCfgForm { span: item.span() });
continue;
};
let [NestedMetaItem::MetaItem(link_cfg)] = link_cfg else {
sess.emit_err(LinkCfgSinglePredicate { span: item.span() });
sess.emit_err(errors::LinkCfgSinglePredicate { span: item.span() });
continue;
};
if !features.link_cfg {
@ -220,26 +210,26 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
}
sym::wasm_import_module => {
if wasm_import_module.is_some() {
sess.emit_err(MultipleWasmImport { span: item.span() });
sess.emit_err(errors::MultipleWasmImport { span: item.span() });
continue;
}
let Some(link_wasm_import_module) = item.value_str() else {
sess.emit_err(WasmImportForm { span: item.span() });
sess.emit_err(errors::WasmImportForm { span: item.span() });
continue;
};
wasm_import_module = Some((link_wasm_import_module, item.span()));
}
sym::import_name_type => {
if import_name_type.is_some() {
sess.emit_err(MultipleImportNameType { span: item.span() });
sess.emit_err(errors::MultipleImportNameType { span: item.span() });
continue;
}
let Some(link_import_name_type) = item.value_str() else {
sess.emit_err(ImportNameTypeForm { span: item.span() });
sess.emit_err(errors::ImportNameTypeForm { span: item.span() });
continue;
};
if self.tcx.sess.target.arch != "x86" {
sess.emit_err(ImportNameTypeX86 { span: item.span() });
sess.emit_err(errors::ImportNameTypeX86 { span: item.span() });
continue;
}
@ -248,7 +238,7 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
"noprefix" => PeImportNameType::NoPrefix,
"undecorated" => PeImportNameType::Undecorated,
import_name_type => {
sess.emit_err(UnknownImportNameType {
sess.emit_err(errors::UnknownImportNameType {
span: item.span(),
import_name_type,
});
@ -268,7 +258,7 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
import_name_type = Some((link_import_name_type, item.span()));
}
_ => {
sess.emit_err(UnexpectedLinkArg { span: item.span() });
sess.emit_err(errors::UnexpectedLinkArg { span: item.span() });
}
}
}
@ -280,7 +270,7 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
let (modifier, value) = match modifier.strip_prefix(&['+', '-']) {
Some(m) => (m, modifier.starts_with('+')),
None => {
sess.emit_err(InvalidLinkModifier { span });
sess.emit_err(errors::InvalidLinkModifier { span });
continue;
}
};
@ -298,7 +288,7 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
}
let assign_modifier = |dst: &mut Option<bool>| {
if dst.is_some() {
sess.emit_err(MultipleModifiers { span, modifier });
sess.emit_err(errors::MultipleModifiers { span, modifier });
} else {
*dst = Some(value);
}
@ -308,7 +298,7 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
assign_modifier(bundle)
}
("bundle", _) => {
sess.emit_err(BundleNeedsStatic { span });
sess.emit_err(errors::BundleNeedsStatic { span });
}
("verbatim", _) => assign_modifier(&mut verbatim),
@ -317,7 +307,7 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
assign_modifier(whole_archive)
}
("whole-archive", _) => {
sess.emit_err(WholeArchiveNeedsStatic { span });
sess.emit_err(errors::WholeArchiveNeedsStatic { span });
}
("as-needed", Some(NativeLibKind::Dylib { as_needed }))
@ -326,11 +316,11 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
assign_modifier(as_needed)
}
("as-needed", _) => {
sess.emit_err(AsNeededCompatibility { span });
sess.emit_err(errors::AsNeededCompatibility { span });
}
_ => {
sess.emit_err(UnknownLinkModifier { span, modifier });
sess.emit_err(errors::UnknownLinkModifier { span, modifier });
}
}
}
@ -338,23 +328,23 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
if let Some((_, span)) = wasm_import_module {
if name.is_some() || kind.is_some() || modifiers.is_some() || cfg.is_some() {
sess.emit_err(IncompatibleWasmLink { span });
sess.emit_err(errors::IncompatibleWasmLink { span });
}
} else if name.is_none() {
sess.emit_err(LinkRequiresName { span: m.span });
sess.emit_err(errors::LinkRequiresName { span: m.span });
}
// Do this outside of the loop so that `import_name_type` can be specified before `kind`.
if let Some((_, span)) = import_name_type {
if kind != Some(NativeLibKind::RawDylib) {
sess.emit_err(ImportNameTypeRaw { span });
sess.emit_err(errors::ImportNameTypeRaw { span });
}
}
let dll_imports = match kind {
Some(NativeLibKind::RawDylib) => {
if let Some((name, span)) = name && name.as_str().contains('\0') {
sess.emit_err(RawDylibNoNul { span });
sess.emit_err(errors::RawDylibNoNul { span });
}
foreign_mod_items
.iter()
@ -383,7 +373,9 @@ fn process_item(&mut self, id: rustc_hir::ItemId) {
.iter()
.find(|a| a.has_name(sym::link_ordinal))
.unwrap();
sess.emit_err(LinkOrdinalRawDylib { span: link_ordinal_attr.span });
sess.emit_err(errors::LinkOrdinalRawDylib {
span: link_ordinal_attr.span,
});
}
}
@ -414,7 +406,7 @@ fn process_command_line(&mut self) {
for lib in &self.tcx.sess.opts.libs {
if let NativeLibKind::Framework { .. } = lib.kind && !self.tcx.sess.target.is_like_osx {
// Cannot check this when parsing options because the target is not yet available.
self.tcx.sess.emit_err(LibFrameworkApple);
self.tcx.sess.emit_err(errors::LibFrameworkApple);
}
if let Some(ref new_name) = lib.new_name {
let any_duplicate = self
@ -423,11 +415,11 @@ fn process_command_line(&mut self) {
.filter_map(|lib| lib.name.as_ref())
.any(|n| n.as_str() == lib.name);
if new_name.is_empty() {
self.tcx.sess.emit_err(EmptyRenamingTarget { lib_name: &lib.name });
self.tcx.sess.emit_err(errors::EmptyRenamingTarget { lib_name: &lib.name });
} else if !any_duplicate {
self.tcx.sess.emit_err(RenamingNoLink { lib_name: &lib.name });
self.tcx.sess.emit_err(errors::RenamingNoLink { lib_name: &lib.name });
} else if !renames.insert(&lib.name) {
self.tcx.sess.emit_err(MultipleRenamings { lib_name: &lib.name });
self.tcx.sess.emit_err(errors::MultipleRenamings { lib_name: &lib.name });
}
}
}
@ -453,12 +445,15 @@ fn process_command_line(&mut self) {
// explicit `:rename` in particular.
if lib.has_modifiers() || passed_lib.has_modifiers() {
match lib.foreign_module {
Some(def_id) => self.tcx.sess.emit_err(NoLinkModOverride {
Some(def_id) => {
self.tcx.sess.emit_err(errors::NoLinkModOverride {
span: Some(self.tcx.def_span(def_id)),
}),
None => {
self.tcx.sess.emit_err(NoLinkModOverride { span: None })
})
}
None => self
.tcx
.sess
.emit_err(errors::NoLinkModOverride { span: None }),
};
}
if passed_lib.kind != NativeLibKind::Unspecified {
@ -542,14 +537,14 @@ fn build_dll_import(
DllCallingConvention::Vectorcall(self.i686_arg_list_size(item))
}
_ => {
self.tcx.sess.emit_fatal(UnsupportedAbiI686 { span: item.span });
self.tcx.sess.emit_fatal(errors::UnsupportedAbiI686 { span: item.span });
}
}
} else {
match abi {
Abi::C { .. } | Abi::Win64 { .. } | Abi::System { .. } => DllCallingConvention::C,
_ => {
self.tcx.sess.emit_fatal(UnsupportedAbi { span: item.span });
self.tcx.sess.emit_fatal(errors::UnsupportedAbi { span: item.span });
}
}
};