rustc_codegen_ssa/
errors.rs

1//! Errors emitted by codegen_ssa
2
3use std::borrow::Cow;
4use std::ffi::OsString;
5use std::io::Error;
6use std::path::{Path, PathBuf};
7use std::process::ExitStatus;
8
9use rustc_errors::codes::*;
10use rustc_errors::{
11    Diag, DiagArgValue, DiagCtxtHandle, Diagnostic, EmissionGuarantee, IntoDiagArg, Level,
12};
13use rustc_macros::{Diagnostic, LintDiagnostic, Subdiagnostic};
14use rustc_middle::ty::layout::LayoutError;
15use rustc_middle::ty::{FloatTy, Ty};
16use rustc_span::{Span, Symbol};
17
18use crate::assert_module_sources::CguReuse;
19use crate::back::command::Command;
20use crate::fluent_generated as fluent;
21
22#[derive(Diagnostic)]
23#[diag(codegen_ssa_incorrect_cgu_reuse_type)]
24pub(crate) struct IncorrectCguReuseType<'a> {
25    #[primary_span]
26    pub span: Span,
27    pub cgu_user_name: &'a str,
28    pub actual_reuse: CguReuse,
29    pub expected_reuse: CguReuse,
30    pub at_least: u8,
31}
32
33#[derive(Diagnostic)]
34#[diag(codegen_ssa_cgu_not_recorded)]
35pub(crate) struct CguNotRecorded<'a> {
36    pub cgu_user_name: &'a str,
37    pub cgu_name: &'a str,
38}
39
40#[derive(Diagnostic)]
41#[diag(codegen_ssa_autodiff_without_lto)]
42pub struct AutodiffWithoutLto;
43
44#[derive(Diagnostic)]
45#[diag(codegen_ssa_unknown_reuse_kind)]
46pub(crate) struct UnknownReuseKind {
47    #[primary_span]
48    pub span: Span,
49    pub kind: Symbol,
50}
51
52#[derive(Diagnostic)]
53#[diag(codegen_ssa_missing_query_depgraph)]
54pub(crate) struct MissingQueryDepGraph {
55    #[primary_span]
56    pub span: Span,
57}
58
59#[derive(Diagnostic)]
60#[diag(codegen_ssa_malformed_cgu_name)]
61pub(crate) struct MalformedCguName {
62    #[primary_span]
63    pub span: Span,
64    pub user_path: String,
65    pub crate_name: String,
66}
67
68#[derive(Diagnostic)]
69#[diag(codegen_ssa_no_module_named)]
70pub(crate) struct NoModuleNamed<'a> {
71    #[primary_span]
72    pub span: Span,
73    pub user_path: &'a str,
74    pub cgu_name: Symbol,
75    pub cgu_names: String,
76}
77
78#[derive(Diagnostic)]
79#[diag(codegen_ssa_field_associated_value_expected)]
80pub(crate) struct FieldAssociatedValueExpected {
81    #[primary_span]
82    pub span: Span,
83    pub name: Symbol,
84}
85
86#[derive(Diagnostic)]
87#[diag(codegen_ssa_no_field)]
88pub(crate) struct NoField {
89    #[primary_span]
90    pub span: Span,
91    pub name: Symbol,
92}
93
94#[derive(Diagnostic)]
95#[diag(codegen_ssa_lib_def_write_failure)]
96pub(crate) struct LibDefWriteFailure {
97    pub error: Error,
98}
99
100#[derive(Diagnostic)]
101#[diag(codegen_ssa_version_script_write_failure)]
102pub(crate) struct VersionScriptWriteFailure {
103    pub error: Error,
104}
105
106#[derive(Diagnostic)]
107#[diag(codegen_ssa_symbol_file_write_failure)]
108pub(crate) struct SymbolFileWriteFailure {
109    pub error: Error,
110}
111
112#[derive(Diagnostic)]
113#[diag(codegen_ssa_ld64_unimplemented_modifier)]
114pub(crate) struct Ld64UnimplementedModifier;
115
116#[derive(Diagnostic)]
117#[diag(codegen_ssa_linker_unsupported_modifier)]
118pub(crate) struct LinkerUnsupportedModifier;
119
120#[derive(Diagnostic)]
121#[diag(codegen_ssa_L4Bender_exporting_symbols_unimplemented)]
122pub(crate) struct L4BenderExportingSymbolsUnimplemented;
123
124#[derive(Diagnostic)]
125#[diag(codegen_ssa_no_natvis_directory)]
126pub(crate) struct NoNatvisDirectory {
127    pub error: Error,
128}
129
130#[derive(Diagnostic)]
131#[diag(codegen_ssa_no_saved_object_file)]
132pub(crate) struct NoSavedObjectFile<'a> {
133    pub cgu_name: &'a str,
134}
135
136#[derive(Diagnostic)]
137#[diag(codegen_ssa_requires_rust_abi, code = E0737)]
138pub(crate) struct RequiresRustAbi {
139    #[primary_span]
140    pub span: Span,
141}
142
143#[derive(Diagnostic)]
144#[diag(codegen_ssa_unsupported_instruction_set, code = E0779)]
145pub(crate) struct UnsupportedInstructionSet {
146    #[primary_span]
147    pub span: Span,
148}
149
150#[derive(Diagnostic)]
151#[diag(codegen_ssa_invalid_instruction_set, code = E0779)]
152pub(crate) struct InvalidInstructionSet {
153    #[primary_span]
154    pub span: Span,
155}
156
157#[derive(Diagnostic)]
158#[diag(codegen_ssa_bare_instruction_set, code = E0778)]
159pub(crate) struct BareInstructionSet {
160    #[primary_span]
161    pub span: Span,
162}
163
164#[derive(Diagnostic)]
165#[diag(codegen_ssa_multiple_instruction_set, code = E0779)]
166pub(crate) struct MultipleInstructionSet {
167    #[primary_span]
168    pub span: Span,
169}
170
171#[derive(Diagnostic)]
172#[diag(codegen_ssa_expected_name_value_pair)]
173pub(crate) struct ExpectedNameValuePair {
174    #[primary_span]
175    pub span: Span,
176}
177
178#[derive(Diagnostic)]
179#[diag(codegen_ssa_unexpected_parameter_name)]
180pub(crate) struct UnexpectedParameterName {
181    #[primary_span]
182    #[label]
183    pub span: Span,
184    pub prefix_nops: Symbol,
185    pub entry_nops: Symbol,
186}
187
188#[derive(Diagnostic)]
189#[diag(codegen_ssa_invalid_literal_value)]
190pub(crate) struct InvalidLiteralValue {
191    #[primary_span]
192    #[label]
193    pub span: Span,
194}
195
196#[derive(Diagnostic)]
197#[diag(codegen_ssa_out_of_range_integer)]
198pub(crate) struct OutOfRangeInteger {
199    #[primary_span]
200    #[label]
201    pub span: Span,
202}
203
204#[derive(Diagnostic)]
205#[diag(codegen_ssa_copy_path_buf)]
206pub(crate) struct CopyPathBuf {
207    pub source_file: PathBuf,
208    pub output_path: PathBuf,
209    pub error: Error,
210}
211
212// Reports Paths using `Debug` implementation rather than Path's `Display` implementation.
213#[derive(Diagnostic)]
214#[diag(codegen_ssa_copy_path)]
215pub struct CopyPath<'a> {
216    from: DebugArgPath<'a>,
217    to: DebugArgPath<'a>,
218    error: Error,
219}
220
221impl<'a> CopyPath<'a> {
222    pub fn new(from: &'a Path, to: &'a Path, error: Error) -> CopyPath<'a> {
223        CopyPath { from: DebugArgPath(from), to: DebugArgPath(to), error }
224    }
225}
226
227struct DebugArgPath<'a>(pub &'a Path);
228
229impl IntoDiagArg for DebugArgPath<'_> {
230    fn into_diag_arg(self, _: &mut Option<std::path::PathBuf>) -> rustc_errors::DiagArgValue {
231        DiagArgValue::Str(Cow::Owned(format!("{:?}", self.0)))
232    }
233}
234
235#[derive(Diagnostic)]
236#[diag(codegen_ssa_binary_output_to_tty)]
237pub struct BinaryOutputToTty {
238    pub shorthand: &'static str,
239}
240
241#[derive(Diagnostic)]
242#[diag(codegen_ssa_ignoring_emit_path)]
243pub struct IgnoringEmitPath {
244    pub extension: &'static str,
245}
246
247#[derive(Diagnostic)]
248#[diag(codegen_ssa_ignoring_output)]
249pub struct IgnoringOutput {
250    pub extension: &'static str,
251}
252
253#[derive(Diagnostic)]
254#[diag(codegen_ssa_create_temp_dir)]
255pub(crate) struct CreateTempDir {
256    pub error: Error,
257}
258
259#[derive(Diagnostic)]
260#[diag(codegen_ssa_add_native_library)]
261pub(crate) struct AddNativeLibrary {
262    pub library_path: PathBuf,
263    pub error: Error,
264}
265
266#[derive(Diagnostic)]
267#[diag(codegen_ssa_multiple_external_func_decl)]
268pub(crate) struct MultipleExternalFuncDecl<'a> {
269    #[primary_span]
270    pub span: Span,
271    pub function: Symbol,
272    pub library_name: &'a str,
273}
274
275#[derive(Diagnostic)]
276pub enum LinkRlibError {
277    #[diag(codegen_ssa_rlib_missing_format)]
278    MissingFormat,
279
280    #[diag(codegen_ssa_rlib_only_rmeta_found)]
281    OnlyRmetaFound { crate_name: Symbol },
282
283    #[diag(codegen_ssa_rlib_not_found)]
284    NotFound { crate_name: Symbol },
285
286    #[diag(codegen_ssa_rlib_incompatible_dependency_formats)]
287    IncompatibleDependencyFormats { ty1: String, ty2: String, list1: String, list2: String },
288}
289
290pub(crate) struct ThorinErrorWrapper(pub thorin::Error);
291
292impl<G: EmissionGuarantee> Diagnostic<'_, G> for ThorinErrorWrapper {
293    fn into_diag(self, dcx: DiagCtxtHandle<'_>, level: Level) -> Diag<'_, G> {
294        let build = |msg| Diag::new(dcx, level, msg);
295        match self.0 {
296            thorin::Error::ReadInput(_) => build(fluent::codegen_ssa_thorin_read_input_failure),
297            thorin::Error::ParseFileKind(_) => {
298                build(fluent::codegen_ssa_thorin_parse_input_file_kind)
299            }
300            thorin::Error::ParseObjectFile(_) => {
301                build(fluent::codegen_ssa_thorin_parse_input_object_file)
302            }
303            thorin::Error::ParseArchiveFile(_) => {
304                build(fluent::codegen_ssa_thorin_parse_input_archive_file)
305            }
306            thorin::Error::ParseArchiveMember(_) => {
307                build(fluent::codegen_ssa_thorin_parse_archive_member)
308            }
309            thorin::Error::InvalidInputKind => build(fluent::codegen_ssa_thorin_invalid_input_kind),
310            thorin::Error::DecompressData(_) => build(fluent::codegen_ssa_thorin_decompress_data),
311            thorin::Error::NamelessSection(_, offset) => {
312                build(fluent::codegen_ssa_thorin_section_without_name)
313                    .with_arg("offset", format!("0x{offset:08x}"))
314            }
315            thorin::Error::RelocationWithInvalidSymbol(section, offset) => {
316                build(fluent::codegen_ssa_thorin_relocation_with_invalid_symbol)
317                    .with_arg("section", section)
318                    .with_arg("offset", format!("0x{offset:08x}"))
319            }
320            thorin::Error::MultipleRelocations(section, offset) => {
321                build(fluent::codegen_ssa_thorin_multiple_relocations)
322                    .with_arg("section", section)
323                    .with_arg("offset", format!("0x{offset:08x}"))
324            }
325            thorin::Error::UnsupportedRelocation(section, offset) => {
326                build(fluent::codegen_ssa_thorin_unsupported_relocation)
327                    .with_arg("section", section)
328                    .with_arg("offset", format!("0x{offset:08x}"))
329            }
330            thorin::Error::MissingDwoName(id) => build(fluent::codegen_ssa_thorin_missing_dwo_name)
331                .with_arg("id", format!("0x{id:08x}")),
332            thorin::Error::NoCompilationUnits => {
333                build(fluent::codegen_ssa_thorin_no_compilation_units)
334            }
335            thorin::Error::NoDie => build(fluent::codegen_ssa_thorin_no_die),
336            thorin::Error::TopLevelDieNotUnit => {
337                build(fluent::codegen_ssa_thorin_top_level_die_not_unit)
338            }
339            thorin::Error::MissingRequiredSection(section) => {
340                build(fluent::codegen_ssa_thorin_missing_required_section)
341                    .with_arg("section", section)
342            }
343            thorin::Error::ParseUnitAbbreviations(_) => {
344                build(fluent::codegen_ssa_thorin_parse_unit_abbreviations)
345            }
346            thorin::Error::ParseUnitAttribute(_) => {
347                build(fluent::codegen_ssa_thorin_parse_unit_attribute)
348            }
349            thorin::Error::ParseUnitHeader(_) => {
350                build(fluent::codegen_ssa_thorin_parse_unit_header)
351            }
352            thorin::Error::ParseUnit(_) => build(fluent::codegen_ssa_thorin_parse_unit),
353            thorin::Error::IncompatibleIndexVersion(section, format, actual) => {
354                build(fluent::codegen_ssa_thorin_incompatible_index_version)
355                    .with_arg("section", section)
356                    .with_arg("actual", actual)
357                    .with_arg("format", format)
358            }
359            thorin::Error::OffsetAtIndex(_, index) => {
360                build(fluent::codegen_ssa_thorin_offset_at_index).with_arg("index", index)
361            }
362            thorin::Error::StrAtOffset(_, offset) => {
363                build(fluent::codegen_ssa_thorin_str_at_offset)
364                    .with_arg("offset", format!("0x{offset:08x}"))
365            }
366            thorin::Error::ParseIndex(_, section) => {
367                build(fluent::codegen_ssa_thorin_parse_index).with_arg("section", section)
368            }
369            thorin::Error::UnitNotInIndex(unit) => {
370                build(fluent::codegen_ssa_thorin_unit_not_in_index)
371                    .with_arg("unit", format!("0x{unit:08x}"))
372            }
373            thorin::Error::RowNotInIndex(_, row) => {
374                build(fluent::codegen_ssa_thorin_row_not_in_index).with_arg("row", row)
375            }
376            thorin::Error::SectionNotInRow => build(fluent::codegen_ssa_thorin_section_not_in_row),
377            thorin::Error::EmptyUnit(unit) => build(fluent::codegen_ssa_thorin_empty_unit)
378                .with_arg("unit", format!("0x{unit:08x}")),
379            thorin::Error::MultipleDebugInfoSection => {
380                build(fluent::codegen_ssa_thorin_multiple_debug_info_section)
381            }
382            thorin::Error::MultipleDebugTypesSection => {
383                build(fluent::codegen_ssa_thorin_multiple_debug_types_section)
384            }
385            thorin::Error::NotSplitUnit => build(fluent::codegen_ssa_thorin_not_split_unit),
386            thorin::Error::DuplicateUnit(unit) => build(fluent::codegen_ssa_thorin_duplicate_unit)
387                .with_arg("unit", format!("0x{unit:08x}")),
388            thorin::Error::MissingReferencedUnit(unit) => {
389                build(fluent::codegen_ssa_thorin_missing_referenced_unit)
390                    .with_arg("unit", format!("0x{unit:08x}"))
391            }
392            thorin::Error::NoOutputObjectCreated => {
393                build(fluent::codegen_ssa_thorin_not_output_object_created)
394            }
395            thorin::Error::MixedInputEncodings => {
396                build(fluent::codegen_ssa_thorin_mixed_input_encodings)
397            }
398            thorin::Error::Io(e) => {
399                build(fluent::codegen_ssa_thorin_io).with_arg("error", format!("{e}"))
400            }
401            thorin::Error::ObjectRead(e) => {
402                build(fluent::codegen_ssa_thorin_object_read).with_arg("error", format!("{e}"))
403            }
404            thorin::Error::ObjectWrite(e) => {
405                build(fluent::codegen_ssa_thorin_object_write).with_arg("error", format!("{e}"))
406            }
407            thorin::Error::GimliRead(e) => {
408                build(fluent::codegen_ssa_thorin_gimli_read).with_arg("error", format!("{e}"))
409            }
410            thorin::Error::GimliWrite(e) => {
411                build(fluent::codegen_ssa_thorin_gimli_write).with_arg("error", format!("{e}"))
412            }
413            _ => unimplemented!("Untranslated thorin error"),
414        }
415    }
416}
417
418pub(crate) struct LinkingFailed<'a> {
419    pub linker_path: &'a Path,
420    pub exit_status: ExitStatus,
421    pub command: Command,
422    pub escaped_output: String,
423    pub verbose: bool,
424    pub sysroot_dir: PathBuf,
425}
426
427impl<G: EmissionGuarantee> Diagnostic<'_, G> for LinkingFailed<'_> {
428    fn into_diag(mut self, dcx: DiagCtxtHandle<'_>, level: Level) -> Diag<'_, G> {
429        let mut diag = Diag::new(dcx, level, fluent::codegen_ssa_linking_failed);
430        diag.arg("linker_path", format!("{}", self.linker_path.display()));
431        diag.arg("exit_status", format!("{}", self.exit_status));
432
433        let contains_undefined_ref = self.escaped_output.contains("undefined reference to");
434
435        if self.verbose {
436            diag.note(format!("{:?}", self.command));
437        } else {
438            self.command.env_clear();
439
440            enum ArgGroup {
441                Regular(OsString),
442                Objects(usize),
443                Rlibs(PathBuf, Vec<OsString>),
444            }
445
446            // Omit rust object files and fold rlibs in the error by default to make linker errors a
447            // bit less verbose.
448            let orig_args = self.command.take_args();
449            let mut args: Vec<ArgGroup> = vec![];
450            for arg in orig_args {
451                if arg.as_encoded_bytes().ends_with(b".rcgu.o") {
452                    if let Some(ArgGroup::Objects(n)) = args.last_mut() {
453                        *n += 1;
454                    } else {
455                        args.push(ArgGroup::Objects(1));
456                    }
457                } else if arg.as_encoded_bytes().ends_with(b".rlib") {
458                    let rlib_path = Path::new(&arg);
459                    let dir = rlib_path.parent().unwrap();
460                    let filename = rlib_path.file_name().unwrap().to_owned();
461                    if let Some(ArgGroup::Rlibs(parent, rlibs)) = args.last_mut() {
462                        if parent == dir {
463                            rlibs.push(filename);
464                        } else {
465                            args.push(ArgGroup::Rlibs(dir.to_owned(), vec![filename]));
466                        }
467                    } else {
468                        args.push(ArgGroup::Rlibs(dir.to_owned(), vec![filename]));
469                    }
470                } else {
471                    args.push(ArgGroup::Regular(arg));
472                }
473            }
474            let crate_hash = regex::bytes::Regex::new(r"-[0-9a-f]+\.rlib$").unwrap();
475            self.command.args(args.into_iter().map(|arg_group| {
476                match arg_group {
477                    // SAFETY: we are only matching on ASCII, not any surrogate pairs, so any replacements we do will still be valid.
478                    ArgGroup::Regular(arg) => unsafe {
479                        use bstr::ByteSlice;
480                        OsString::from_encoded_bytes_unchecked(
481                            arg.as_encoded_bytes().replace(
482                                self.sysroot_dir.as_os_str().as_encoded_bytes(),
483                                b"<sysroot>",
484                            ),
485                        )
486                    },
487                    ArgGroup::Objects(n) => OsString::from(format!("<{n} object files omitted>")),
488                    ArgGroup::Rlibs(mut dir, rlibs) => {
489                        let is_sysroot_dir = match dir.strip_prefix(&self.sysroot_dir) {
490                            Ok(short) => {
491                                dir = Path::new("<sysroot>").join(short);
492                                true
493                            }
494                            Err(_) => false,
495                        };
496                        let mut arg = dir.into_os_string();
497                        arg.push("/{");
498                        let mut first = true;
499                        for mut rlib in rlibs {
500                            if !first {
501                                arg.push(",");
502                            }
503                            first = false;
504                            if is_sysroot_dir {
505                                // SAFETY: Regex works one byte at a type, and our regex will not match surrogate pairs (because it only matches ascii).
506                                rlib = unsafe {
507                                    OsString::from_encoded_bytes_unchecked(
508                                        crate_hash
509                                            .replace(rlib.as_encoded_bytes(), b"-*")
510                                            .into_owned(),
511                                    )
512                                };
513                            }
514                            arg.push(rlib);
515                        }
516                        arg.push("}.rlib");
517                        arg
518                    }
519                }
520            }));
521
522            diag.note(format!("{:?}", self.command).trim_start_matches("env -i").to_owned());
523            diag.note("some arguments are omitted. use `--verbose` to show all linker arguments");
524        }
525
526        diag.note(self.escaped_output);
527
528        // Trying to match an error from OS linkers
529        // which by now we have no way to translate.
530        if contains_undefined_ref {
531            diag.note(fluent::codegen_ssa_extern_funcs_not_found)
532                .note(fluent::codegen_ssa_specify_libraries_to_link);
533
534            if rustc_session::utils::was_invoked_from_cargo() {
535                diag.note(fluent::codegen_ssa_use_cargo_directive);
536            }
537        }
538        diag
539    }
540}
541
542#[derive(Diagnostic)]
543#[diag(codegen_ssa_link_exe_unexpected_error)]
544pub(crate) struct LinkExeUnexpectedError;
545
546#[derive(Diagnostic)]
547#[diag(codegen_ssa_repair_vs_build_tools)]
548pub(crate) struct RepairVSBuildTools;
549
550#[derive(Diagnostic)]
551#[diag(codegen_ssa_missing_cpp_build_tool_component)]
552pub(crate) struct MissingCppBuildToolComponent;
553
554#[derive(Diagnostic)]
555#[diag(codegen_ssa_select_cpp_build_tool_workload)]
556pub(crate) struct SelectCppBuildToolWorkload;
557
558#[derive(Diagnostic)]
559#[diag(codegen_ssa_visual_studio_not_installed)]
560pub(crate) struct VisualStudioNotInstalled;
561
562#[derive(Diagnostic)]
563#[diag(codegen_ssa_linker_not_found)]
564#[note]
565pub(crate) struct LinkerNotFound {
566    pub linker_path: PathBuf,
567    pub error: Error,
568}
569
570#[derive(Diagnostic)]
571#[diag(codegen_ssa_unable_to_exe_linker)]
572#[note]
573#[note(codegen_ssa_command_note)]
574pub(crate) struct UnableToExeLinker {
575    pub linker_path: PathBuf,
576    pub error: Error,
577    pub command_formatted: String,
578}
579
580#[derive(Diagnostic)]
581#[diag(codegen_ssa_msvc_missing_linker)]
582pub(crate) struct MsvcMissingLinker;
583
584#[derive(Diagnostic)]
585#[diag(codegen_ssa_self_contained_linker_missing)]
586pub(crate) struct SelfContainedLinkerMissing;
587
588#[derive(Diagnostic)]
589#[diag(codegen_ssa_check_installed_visual_studio)]
590pub(crate) struct CheckInstalledVisualStudio;
591
592#[derive(Diagnostic)]
593#[diag(codegen_ssa_insufficient_vs_code_product)]
594pub(crate) struct InsufficientVSCodeProduct;
595
596#[derive(Diagnostic)]
597#[diag(codegen_ssa_cpu_required)]
598pub(crate) struct CpuRequired;
599
600#[derive(Diagnostic)]
601#[diag(codegen_ssa_processing_dymutil_failed)]
602#[note]
603pub(crate) struct ProcessingDymutilFailed {
604    pub status: ExitStatus,
605    pub output: String,
606}
607
608#[derive(Diagnostic)]
609#[diag(codegen_ssa_unable_to_run_dsymutil)]
610pub(crate) struct UnableToRunDsymutil {
611    pub error: Error,
612}
613
614#[derive(Diagnostic)]
615#[diag(codegen_ssa_stripping_debug_info_failed)]
616#[note]
617pub(crate) struct StrippingDebugInfoFailed<'a> {
618    pub util: &'a str,
619    pub status: ExitStatus,
620    pub output: String,
621}
622
623#[derive(Diagnostic)]
624#[diag(codegen_ssa_unable_to_run)]
625pub(crate) struct UnableToRun<'a> {
626    pub util: &'a str,
627    pub error: Error,
628}
629
630#[derive(Diagnostic)]
631#[diag(codegen_ssa_linker_file_stem)]
632pub(crate) struct LinkerFileStem;
633
634#[derive(Diagnostic)]
635#[diag(codegen_ssa_static_library_native_artifacts)]
636pub(crate) struct StaticLibraryNativeArtifacts;
637
638#[derive(Diagnostic)]
639#[diag(codegen_ssa_static_library_native_artifacts_to_file)]
640pub(crate) struct StaticLibraryNativeArtifactsToFile<'a> {
641    pub path: &'a Path,
642}
643
644#[derive(Diagnostic)]
645#[diag(codegen_ssa_link_script_unavailable)]
646pub(crate) struct LinkScriptUnavailable;
647
648#[derive(Diagnostic)]
649#[diag(codegen_ssa_link_script_write_failure)]
650pub(crate) struct LinkScriptWriteFailure {
651    pub path: PathBuf,
652    pub error: Error,
653}
654
655#[derive(Diagnostic)]
656#[diag(codegen_ssa_failed_to_write)]
657pub(crate) struct FailedToWrite {
658    pub path: PathBuf,
659    pub error: Error,
660}
661
662#[derive(Diagnostic)]
663#[diag(codegen_ssa_unable_to_write_debugger_visualizer)]
664pub(crate) struct UnableToWriteDebuggerVisualizer {
665    pub path: PathBuf,
666    pub error: Error,
667}
668
669#[derive(Diagnostic)]
670#[diag(codegen_ssa_rlib_archive_build_failure)]
671pub(crate) struct RlibArchiveBuildFailure {
672    pub path: PathBuf,
673    pub error: Error,
674}
675
676#[derive(Diagnostic)]
677// Public for rustc_codegen_llvm::back::archive
678pub enum ExtractBundledLibsError<'a> {
679    #[diag(codegen_ssa_extract_bundled_libs_open_file)]
680    OpenFile { rlib: &'a Path, error: Box<dyn std::error::Error> },
681
682    #[diag(codegen_ssa_extract_bundled_libs_mmap_file)]
683    MmapFile { rlib: &'a Path, error: Box<dyn std::error::Error> },
684
685    #[diag(codegen_ssa_extract_bundled_libs_parse_archive)]
686    ParseArchive { rlib: &'a Path, error: Box<dyn std::error::Error> },
687
688    #[diag(codegen_ssa_extract_bundled_libs_read_entry)]
689    ReadEntry { rlib: &'a Path, error: Box<dyn std::error::Error> },
690
691    #[diag(codegen_ssa_extract_bundled_libs_archive_member)]
692    ArchiveMember { rlib: &'a Path, error: Box<dyn std::error::Error> },
693
694    #[diag(codegen_ssa_extract_bundled_libs_convert_name)]
695    ConvertName { rlib: &'a Path, error: Box<dyn std::error::Error> },
696
697    #[diag(codegen_ssa_extract_bundled_libs_write_file)]
698    WriteFile { rlib: &'a Path, error: Box<dyn std::error::Error> },
699
700    #[diag(codegen_ssa_extract_bundled_libs_write_file)]
701    ExtractSection { rlib: &'a Path, error: Box<dyn std::error::Error> },
702}
703
704#[derive(Diagnostic)]
705#[diag(codegen_ssa_read_file)]
706pub(crate) struct ReadFileError {
707    pub message: std::io::Error,
708}
709
710#[derive(Diagnostic)]
711#[diag(codegen_ssa_unsupported_link_self_contained)]
712pub(crate) struct UnsupportedLinkSelfContained;
713
714#[derive(Diagnostic)]
715#[diag(codegen_ssa_archive_build_failure)]
716// Public for rustc_codegen_llvm::back::archive
717pub struct ArchiveBuildFailure {
718    pub path: PathBuf,
719    pub error: std::io::Error,
720}
721
722#[derive(Diagnostic)]
723#[diag(codegen_ssa_unknown_archive_kind)]
724// Public for rustc_codegen_llvm::back::archive
725pub struct UnknownArchiveKind<'a> {
726    pub kind: &'a str,
727}
728
729#[derive(Diagnostic)]
730#[diag(codegen_ssa_multiple_main_functions)]
731#[help]
732pub(crate) struct MultipleMainFunctions {
733    #[primary_span]
734    pub span: Span,
735}
736
737#[derive(Diagnostic)]
738#[diag(codegen_ssa_invalid_windows_subsystem)]
739pub(crate) struct InvalidWindowsSubsystem {
740    pub subsystem: Symbol,
741}
742
743#[derive(Diagnostic)]
744#[diag(codegen_ssa_shuffle_indices_evaluation)]
745pub(crate) struct ShuffleIndicesEvaluation {
746    #[primary_span]
747    pub span: Span,
748}
749
750#[derive(Diagnostic)]
751pub enum InvalidMonomorphization<'tcx> {
752    #[diag(codegen_ssa_invalid_monomorphization_basic_integer_type, code = E0511)]
753    BasicIntegerType {
754        #[primary_span]
755        span: Span,
756        name: Symbol,
757        ty: Ty<'tcx>,
758    },
759
760    #[diag(codegen_ssa_invalid_monomorphization_basic_float_type, code = E0511)]
761    BasicFloatType {
762        #[primary_span]
763        span: Span,
764        name: Symbol,
765        ty: Ty<'tcx>,
766    },
767
768    #[diag(codegen_ssa_invalid_monomorphization_float_to_int_unchecked, code = E0511)]
769    FloatToIntUnchecked {
770        #[primary_span]
771        span: Span,
772        ty: Ty<'tcx>,
773    },
774
775    #[diag(codegen_ssa_invalid_monomorphization_floating_point_vector, code = E0511)]
776    FloatingPointVector {
777        #[primary_span]
778        span: Span,
779        name: Symbol,
780        f_ty: FloatTy,
781        in_ty: Ty<'tcx>,
782    },
783
784    #[diag(codegen_ssa_invalid_monomorphization_floating_point_type, code = E0511)]
785    FloatingPointType {
786        #[primary_span]
787        span: Span,
788        name: Symbol,
789        in_ty: Ty<'tcx>,
790    },
791
792    #[diag(codegen_ssa_invalid_monomorphization_unrecognized_intrinsic, code = E0511)]
793    UnrecognizedIntrinsic {
794        #[primary_span]
795        span: Span,
796        name: Symbol,
797    },
798
799    #[diag(codegen_ssa_invalid_monomorphization_simd_argument, code = E0511)]
800    SimdArgument {
801        #[primary_span]
802        span: Span,
803        name: Symbol,
804        ty: Ty<'tcx>,
805    },
806
807    #[diag(codegen_ssa_invalid_monomorphization_simd_input, code = E0511)]
808    SimdInput {
809        #[primary_span]
810        span: Span,
811        name: Symbol,
812        ty: Ty<'tcx>,
813    },
814
815    #[diag(codegen_ssa_invalid_monomorphization_simd_first, code = E0511)]
816    SimdFirst {
817        #[primary_span]
818        span: Span,
819        name: Symbol,
820        ty: Ty<'tcx>,
821    },
822
823    #[diag(codegen_ssa_invalid_monomorphization_simd_second, code = E0511)]
824    SimdSecond {
825        #[primary_span]
826        span: Span,
827        name: Symbol,
828        ty: Ty<'tcx>,
829    },
830
831    #[diag(codegen_ssa_invalid_monomorphization_simd_third, code = E0511)]
832    SimdThird {
833        #[primary_span]
834        span: Span,
835        name: Symbol,
836        ty: Ty<'tcx>,
837    },
838
839    #[diag(codegen_ssa_invalid_monomorphization_simd_return, code = E0511)]
840    SimdReturn {
841        #[primary_span]
842        span: Span,
843        name: Symbol,
844        ty: Ty<'tcx>,
845    },
846
847    #[diag(codegen_ssa_invalid_monomorphization_invalid_bitmask, code = E0511)]
848    InvalidBitmask {
849        #[primary_span]
850        span: Span,
851        name: Symbol,
852        mask_ty: Ty<'tcx>,
853        expected_int_bits: u64,
854        expected_bytes: u64,
855    },
856
857    #[diag(codegen_ssa_invalid_monomorphization_return_length_input_type, code = E0511)]
858    ReturnLengthInputType {
859        #[primary_span]
860        span: Span,
861        name: Symbol,
862        in_len: u64,
863        in_ty: Ty<'tcx>,
864        ret_ty: Ty<'tcx>,
865        out_len: u64,
866    },
867
868    #[diag(codegen_ssa_invalid_monomorphization_second_argument_length, code = E0511)]
869    SecondArgumentLength {
870        #[primary_span]
871        span: Span,
872        name: Symbol,
873        in_len: u64,
874        in_ty: Ty<'tcx>,
875        arg_ty: Ty<'tcx>,
876        out_len: u64,
877    },
878
879    #[diag(codegen_ssa_invalid_monomorphization_third_argument_length, code = E0511)]
880    ThirdArgumentLength {
881        #[primary_span]
882        span: Span,
883        name: Symbol,
884        in_len: u64,
885        in_ty: Ty<'tcx>,
886        arg_ty: Ty<'tcx>,
887        out_len: u64,
888    },
889
890    #[diag(codegen_ssa_invalid_monomorphization_return_integer_type, code = E0511)]
891    ReturnIntegerType {
892        #[primary_span]
893        span: Span,
894        name: Symbol,
895        ret_ty: Ty<'tcx>,
896        out_ty: Ty<'tcx>,
897    },
898
899    #[diag(codegen_ssa_invalid_monomorphization_simd_shuffle, code = E0511)]
900    SimdShuffle {
901        #[primary_span]
902        span: Span,
903        name: Symbol,
904        ty: Ty<'tcx>,
905    },
906
907    #[diag(codegen_ssa_invalid_monomorphization_return_length, code = E0511)]
908    ReturnLength {
909        #[primary_span]
910        span: Span,
911        name: Symbol,
912        in_len: u64,
913        ret_ty: Ty<'tcx>,
914        out_len: u64,
915    },
916
917    #[diag(codegen_ssa_invalid_monomorphization_return_element, code = E0511)]
918    ReturnElement {
919        #[primary_span]
920        span: Span,
921        name: Symbol,
922        in_elem: Ty<'tcx>,
923        in_ty: Ty<'tcx>,
924        ret_ty: Ty<'tcx>,
925        out_ty: Ty<'tcx>,
926    },
927
928    #[diag(codegen_ssa_invalid_monomorphization_simd_index_out_of_bounds, code = E0511)]
929    SimdIndexOutOfBounds {
930        #[primary_span]
931        span: Span,
932        name: Symbol,
933        arg_idx: u64,
934        total_len: u128,
935    },
936
937    #[diag(codegen_ssa_invalid_monomorphization_inserted_type, code = E0511)]
938    InsertedType {
939        #[primary_span]
940        span: Span,
941        name: Symbol,
942        in_elem: Ty<'tcx>,
943        in_ty: Ty<'tcx>,
944        out_ty: Ty<'tcx>,
945    },
946
947    #[diag(codegen_ssa_invalid_monomorphization_return_type, code = E0511)]
948    ReturnType {
949        #[primary_span]
950        span: Span,
951        name: Symbol,
952        in_elem: Ty<'tcx>,
953        in_ty: Ty<'tcx>,
954        ret_ty: Ty<'tcx>,
955    },
956
957    #[diag(codegen_ssa_invalid_monomorphization_expected_return_type, code = E0511)]
958    ExpectedReturnType {
959        #[primary_span]
960        span: Span,
961        name: Symbol,
962        in_ty: Ty<'tcx>,
963        ret_ty: Ty<'tcx>,
964    },
965
966    #[diag(codegen_ssa_invalid_monomorphization_mismatched_lengths, code = E0511)]
967    MismatchedLengths {
968        #[primary_span]
969        span: Span,
970        name: Symbol,
971        m_len: u64,
972        v_len: u64,
973    },
974
975    #[diag(codegen_ssa_invalid_monomorphization_mask_wrong_element_type, code = E0511)]
976    MaskWrongElementType {
977        #[primary_span]
978        span: Span,
979        name: Symbol,
980        ty: Ty<'tcx>,
981    },
982
983    #[diag(codegen_ssa_invalid_monomorphization_cannot_return, code = E0511)]
984    CannotReturn {
985        #[primary_span]
986        span: Span,
987        name: Symbol,
988        ret_ty: Ty<'tcx>,
989        expected_int_bits: u64,
990        expected_bytes: u64,
991    },
992
993    #[diag(codegen_ssa_invalid_monomorphization_expected_element_type, code = E0511)]
994    ExpectedElementType {
995        #[primary_span]
996        span: Span,
997        name: Symbol,
998        expected_element: Ty<'tcx>,
999        second_arg: Ty<'tcx>,
1000        in_elem: Ty<'tcx>,
1001        in_ty: Ty<'tcx>,
1002        mutability: ExpectedPointerMutability,
1003    },
1004
1005    #[diag(codegen_ssa_invalid_monomorphization_unsupported_symbol_of_size, code = E0511)]
1006    UnsupportedSymbolOfSize {
1007        #[primary_span]
1008        span: Span,
1009        name: Symbol,
1010        symbol: Symbol,
1011        in_ty: Ty<'tcx>,
1012        in_elem: Ty<'tcx>,
1013        size: u64,
1014        ret_ty: Ty<'tcx>,
1015    },
1016
1017    #[diag(codegen_ssa_invalid_monomorphization_unsupported_symbol, code = E0511)]
1018    UnsupportedSymbol {
1019        #[primary_span]
1020        span: Span,
1021        name: Symbol,
1022        symbol: Symbol,
1023        in_ty: Ty<'tcx>,
1024        in_elem: Ty<'tcx>,
1025        ret_ty: Ty<'tcx>,
1026    },
1027
1028    #[diag(codegen_ssa_invalid_monomorphization_cast_wide_pointer, code = E0511)]
1029    CastWidePointer {
1030        #[primary_span]
1031        span: Span,
1032        name: Symbol,
1033        ty: Ty<'tcx>,
1034    },
1035
1036    #[diag(codegen_ssa_invalid_monomorphization_expected_pointer, code = E0511)]
1037    ExpectedPointer {
1038        #[primary_span]
1039        span: Span,
1040        name: Symbol,
1041        ty: Ty<'tcx>,
1042    },
1043
1044    #[diag(codegen_ssa_invalid_monomorphization_expected_usize, code = E0511)]
1045    ExpectedUsize {
1046        #[primary_span]
1047        span: Span,
1048        name: Symbol,
1049        ty: Ty<'tcx>,
1050    },
1051
1052    #[diag(codegen_ssa_invalid_monomorphization_unsupported_cast, code = E0511)]
1053    UnsupportedCast {
1054        #[primary_span]
1055        span: Span,
1056        name: Symbol,
1057        in_ty: Ty<'tcx>,
1058        in_elem: Ty<'tcx>,
1059        ret_ty: Ty<'tcx>,
1060        out_elem: Ty<'tcx>,
1061    },
1062
1063    #[diag(codegen_ssa_invalid_monomorphization_unsupported_operation, code = E0511)]
1064    UnsupportedOperation {
1065        #[primary_span]
1066        span: Span,
1067        name: Symbol,
1068        in_ty: Ty<'tcx>,
1069        in_elem: Ty<'tcx>,
1070    },
1071
1072    #[diag(codegen_ssa_invalid_monomorphization_expected_vector_element_type, code = E0511)]
1073    ExpectedVectorElementType {
1074        #[primary_span]
1075        span: Span,
1076        name: Symbol,
1077        expected_element: Ty<'tcx>,
1078        vector_type: Ty<'tcx>,
1079    },
1080}
1081
1082pub enum ExpectedPointerMutability {
1083    Mut,
1084    Not,
1085}
1086
1087impl IntoDiagArg for ExpectedPointerMutability {
1088    fn into_diag_arg(self, _: &mut Option<std::path::PathBuf>) -> DiagArgValue {
1089        match self {
1090            ExpectedPointerMutability::Mut => DiagArgValue::Str(Cow::Borrowed("*mut")),
1091            ExpectedPointerMutability::Not => DiagArgValue::Str(Cow::Borrowed("*_")),
1092        }
1093    }
1094}
1095
1096#[derive(Diagnostic)]
1097#[diag(codegen_ssa_invalid_no_sanitize)]
1098#[note]
1099pub(crate) struct InvalidNoSanitize {
1100    #[primary_span]
1101    pub span: Span,
1102}
1103
1104#[derive(Diagnostic)]
1105#[diag(codegen_ssa_invalid_link_ordinal_nargs)]
1106#[note]
1107pub(crate) struct InvalidLinkOrdinalNargs {
1108    #[primary_span]
1109    pub span: Span,
1110}
1111
1112#[derive(Diagnostic)]
1113#[diag(codegen_ssa_illegal_link_ordinal_format)]
1114#[note]
1115pub(crate) struct InvalidLinkOrdinalFormat {
1116    #[primary_span]
1117    pub span: Span,
1118}
1119
1120#[derive(Diagnostic)]
1121#[diag(codegen_ssa_target_feature_safe_trait)]
1122pub(crate) struct TargetFeatureSafeTrait {
1123    #[primary_span]
1124    #[label]
1125    pub span: Span,
1126    #[label(codegen_ssa_label_def)]
1127    pub def: Span,
1128}
1129
1130#[derive(Diagnostic)]
1131#[diag(codegen_ssa_forbidden_target_feature_attr)]
1132pub struct ForbiddenTargetFeatureAttr<'a> {
1133    #[primary_span]
1134    pub span: Span,
1135    pub feature: &'a str,
1136    pub reason: &'a str,
1137}
1138
1139#[derive(Diagnostic)]
1140#[diag(codegen_ssa_failed_to_get_layout)]
1141pub struct FailedToGetLayout<'tcx> {
1142    #[primary_span]
1143    pub span: Span,
1144    pub ty: Ty<'tcx>,
1145    pub err: LayoutError<'tcx>,
1146}
1147
1148#[derive(Diagnostic)]
1149#[diag(codegen_ssa_dlltool_fail_import_library)]
1150pub(crate) struct DlltoolFailImportLibrary<'a> {
1151    pub dlltool_path: Cow<'a, str>,
1152    pub dlltool_args: String,
1153    pub stdout: Cow<'a, str>,
1154    pub stderr: Cow<'a, str>,
1155}
1156
1157#[derive(Diagnostic)]
1158#[diag(codegen_ssa_error_writing_def_file)]
1159pub(crate) struct ErrorWritingDEFFile {
1160    pub error: std::io::Error,
1161}
1162
1163#[derive(Diagnostic)]
1164#[diag(codegen_ssa_error_calling_dlltool)]
1165pub(crate) struct ErrorCallingDllTool<'a> {
1166    pub dlltool_path: Cow<'a, str>,
1167    pub error: std::io::Error,
1168}
1169
1170#[derive(Diagnostic)]
1171#[diag(codegen_ssa_error_creating_remark_dir)]
1172pub(crate) struct ErrorCreatingRemarkDir {
1173    pub error: std::io::Error,
1174}
1175
1176#[derive(Diagnostic)]
1177#[diag(codegen_ssa_compiler_builtins_cannot_call)]
1178pub struct CompilerBuiltinsCannotCall {
1179    pub caller: String,
1180    pub callee: String,
1181    #[primary_span]
1182    pub span: Span,
1183}
1184
1185#[derive(Diagnostic)]
1186#[diag(codegen_ssa_error_creating_import_library)]
1187pub(crate) struct ErrorCreatingImportLibrary<'a> {
1188    pub lib_name: &'a str,
1189    pub error: String,
1190}
1191
1192#[derive(Diagnostic)]
1193#[diag(codegen_ssa_aix_strip_not_used)]
1194pub(crate) struct AixStripNotUsed;
1195
1196#[derive(Diagnostic, Debug)]
1197pub(crate) enum XcrunError {
1198    #[diag(codegen_ssa_xcrun_failed_invoking)]
1199    FailedInvoking { sdk_name: &'static str, command_formatted: String, error: std::io::Error },
1200
1201    #[diag(codegen_ssa_xcrun_unsuccessful)]
1202    #[note]
1203    Unsuccessful {
1204        sdk_name: &'static str,
1205        command_formatted: String,
1206        stdout: String,
1207        stderr: String,
1208    },
1209}
1210
1211#[derive(Diagnostic, Debug)]
1212#[diag(codegen_ssa_xcrun_sdk_path_warning)]
1213#[note]
1214pub(crate) struct XcrunSdkPathWarning {
1215    pub sdk_name: &'static str,
1216    pub stderr: String,
1217}
1218
1219#[derive(LintDiagnostic)]
1220#[diag(codegen_ssa_aarch64_softfloat_neon)]
1221pub(crate) struct Aarch64SoftfloatNeon;
1222
1223#[derive(Diagnostic)]
1224#[diag(codegen_ssa_unknown_ctarget_feature_prefix)]
1225#[note]
1226pub(crate) struct UnknownCTargetFeaturePrefix<'a> {
1227    pub feature: &'a str,
1228}
1229
1230#[derive(Subdiagnostic)]
1231pub(crate) enum PossibleFeature<'a> {
1232    #[help(codegen_ssa_possible_feature)]
1233    Some { rust_feature: &'a str },
1234    #[help(codegen_ssa_consider_filing_feature_request)]
1235    None,
1236}
1237
1238#[derive(Diagnostic)]
1239#[diag(codegen_ssa_unknown_ctarget_feature)]
1240#[note]
1241pub(crate) struct UnknownCTargetFeature<'a> {
1242    pub feature: &'a str,
1243    #[subdiagnostic]
1244    pub rust_feature: PossibleFeature<'a>,
1245}
1246
1247#[derive(Diagnostic)]
1248#[diag(codegen_ssa_unstable_ctarget_feature)]
1249#[note]
1250pub(crate) struct UnstableCTargetFeature<'a> {
1251    pub feature: &'a str,
1252}
1253
1254#[derive(Diagnostic)]
1255#[diag(codegen_ssa_forbidden_ctarget_feature)]
1256#[note]
1257#[note(codegen_ssa_forbidden_ctarget_feature_issue)]
1258pub(crate) struct ForbiddenCTargetFeature<'a> {
1259    pub feature: &'a str,
1260    pub enabled: &'a str,
1261    pub reason: &'a str,
1262}
1263
1264pub struct TargetFeatureDisableOrEnable<'a> {
1265    pub features: &'a [&'a str],
1266    pub span: Option<Span>,
1267    pub missing_features: Option<MissingFeatures>,
1268}
1269
1270#[derive(Subdiagnostic)]
1271#[help(codegen_ssa_missing_features)]
1272pub struct MissingFeatures;
1273
1274impl<G: EmissionGuarantee> Diagnostic<'_, G> for TargetFeatureDisableOrEnable<'_> {
1275    fn into_diag(self, dcx: DiagCtxtHandle<'_>, level: Level) -> Diag<'_, G> {
1276        let mut diag = Diag::new(dcx, level, fluent::codegen_ssa_target_feature_disable_or_enable);
1277        if let Some(span) = self.span {
1278            diag.span(span);
1279        };
1280        if let Some(missing_features) = self.missing_features {
1281            diag.subdiagnostic(missing_features);
1282        }
1283        diag.arg("features", self.features.join(", "));
1284        diag
1285    }
1286}
1287
1288#[derive(Diagnostic)]
1289#[diag(codegen_ssa_no_mangle_nameless)]
1290pub(crate) struct NoMangleNameless {
1291    #[primary_span]
1292    pub span: Span,
1293    pub definition: String,
1294}
rustc_codegen_ssa/errors.rs

rustc_codegen_ssa/
errors.rs
