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-rw-r--r--compiler/rustc_codegen_cranelift/src/debuginfo/mod.rs4
-rw-r--r--compiler/rustc_codegen_llvm/src/back/write.rs6
-rw-r--r--compiler/rustc_codegen_llvm/src/coverageinfo/mapgen.rs8
-rw-r--r--compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs23
-rw-r--r--compiler/rustc_metadata/src/rmeta/encoder.rs16
-rw-r--r--compiler/rustc_middle/src/mir/consts.rs8
-rw-r--r--compiler/rustc_mir_transform/src/coverage/mod.rs7
-rw-r--r--compiler/rustc_session/src/session.rs29
-rw-r--r--tests/run-make/remap-path-prefix/Makefile6
9 files changed, 55 insertions, 52 deletions
diff --git a/compiler/rustc_codegen_cranelift/src/debuginfo/mod.rs b/compiler/rustc_codegen_cranelift/src/debuginfo/mod.rs
index 1bb0e590513..c9f59ae9f29 100644
--- a/compiler/rustc_codegen_cranelift/src/debuginfo/mod.rs
+++ b/compiler/rustc_codegen_cranelift/src/debuginfo/mod.rs
@@ -84,7 +84,9 @@ impl DebugContext {
 
         let mut dwarf = DwarfUnit::new(encoding);
 
-        let should_remap_filepaths = tcx.sess.should_prefer_remapped_for_codegen();
+        use rustc_session::config::RemapPathScopeComponents;
+        let should_remap_filepaths =
+            tcx.sess.should_prefer_remapped(RemapPathScopeComponents::DEBUGINFO);
 
         let producer = producer(tcx.sess);
         let comp_dir = tcx
diff --git a/compiler/rustc_codegen_llvm/src/back/write.rs b/compiler/rustc_codegen_llvm/src/back/write.rs
index 32a230ead03..98480dc90c6 100644
--- a/compiler/rustc_codegen_llvm/src/back/write.rs
+++ b/compiler/rustc_codegen_llvm/src/back/write.rs
@@ -29,7 +29,8 @@ use rustc_data_structures::small_c_str::SmallCStr;
 use rustc_errors::{DiagCtxt, FatalError, Level};
 use rustc_fs_util::{link_or_copy, path_to_c_string};
 use rustc_middle::ty::TyCtxt;
-use rustc_session::config::{self, Lto, OutputType, Passes, SplitDwarfKind, SwitchWithOptPath};
+use rustc_session::config::{self, Lto, OutputType, Passes};
+use rustc_session::config::{RemapPathScopeComponents, SplitDwarfKind, SwitchWithOptPath};
 use rustc_session::Session;
 use rustc_span::symbol::sym;
 use rustc_span::InnerSpan;
@@ -257,7 +258,8 @@ pub fn target_machine_factory(
     };
     let debuginfo_compression = SmallCStr::new(&debuginfo_compression);
 
-    let should_prefer_remapped_paths = sess.should_prefer_remapped_for_codegen();
+    let should_prefer_remapped_paths =
+        sess.should_prefer_remapped(RemapPathScopeComponents::DEBUGINFO);
 
     Arc::new(move |config: TargetMachineFactoryConfig| {
         let path_to_cstring_helper = |path: Option<PathBuf>| -> CString {
diff --git a/compiler/rustc_codegen_llvm/src/coverageinfo/mapgen.rs b/compiler/rustc_codegen_llvm/src/coverageinfo/mapgen.rs
index 0fbc624389b..278db21b0a1 100644
--- a/compiler/rustc_codegen_llvm/src/coverageinfo/mapgen.rs
+++ b/compiler/rustc_codegen_llvm/src/coverageinfo/mapgen.rs
@@ -173,8 +173,14 @@ impl GlobalFileTable {
         // Since rustc generates coverage maps with relative paths, the
         // compilation directory can be combined with the relative paths
         // to get absolute paths, if needed.
+        use rustc_session::config::RemapPathScopeComponents;
         use rustc_session::RemapFileNameExt;
-        let working_dir: &str = &tcx.sess.opts.working_dir.for_codegen(tcx.sess).to_string_lossy();
+        let working_dir: &str = &tcx
+            .sess
+            .opts
+            .working_dir
+            .for_scope(tcx.sess, RemapPathScopeComponents::MACRO)
+            .to_string_lossy();
 
         llvm::build_byte_buffer(|buffer| {
             coverageinfo::write_filenames_section_to_buffer(
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs b/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
index c24d9f3625b..51179e66298 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
@@ -554,13 +554,13 @@ pub fn file_metadata<'ll>(cx: &CodegenCx<'ll, '_>, source_file: &SourceFile) ->
     ) -> &'ll DIFile {
         debug!(?source_file.name);
 
-        use rustc_session::RemapFileNameExt;
+        use rustc_session::{config::RemapPathScopeComponents, RemapFileNameExt};
         let (directory, file_name) = match &source_file.name {
             FileName::Real(filename) => {
                 let working_directory = &cx.sess().opts.working_dir;
                 debug!(?working_directory);
 
-                if cx.sess().should_prefer_remapped_for_codegen() {
+                if cx.sess().should_prefer_remapped(RemapPathScopeComponents::DEBUGINFO) {
                     let filename = cx
                         .sess()
                         .source_map()
@@ -623,7 +623,13 @@ pub fn file_metadata<'ll>(cx: &CodegenCx<'ll, '_>, source_file: &SourceFile) ->
             }
             other => {
                 debug!(?other);
-                ("".into(), other.for_codegen(cx.sess()).to_string_lossy().into_owned())
+                (
+                    "".into(),
+                    other
+                        .for_scope(cx.sess(), RemapPathScopeComponents::DEBUGINFO)
+                        .to_string_lossy()
+                        .into_owned(),
+                )
             }
         };
 
@@ -862,9 +868,14 @@ pub fn build_compile_unit_di_node<'ll, 'tcx>(
     // FIXME(#41252) Remove "clang LLVM" if we can get GDB and LLVM to play nice.
     let producer = format!("clang LLVM ({rustc_producer})");
 
-    use rustc_session::RemapFileNameExt;
+    use rustc_session::{config::RemapPathScopeComponents, RemapFileNameExt};
     let name_in_debuginfo = name_in_debuginfo.to_string_lossy();
-    let work_dir = tcx.sess.opts.working_dir.for_codegen(tcx.sess).to_string_lossy();
+    let work_dir = tcx
+        .sess
+        .opts
+        .working_dir
+        .for_scope(tcx.sess, RemapPathScopeComponents::DEBUGINFO)
+        .to_string_lossy();
     let output_filenames = tcx.output_filenames(());
     let split_name = if tcx.sess.target_can_use_split_dwarf() {
         output_filenames
@@ -875,7 +886,7 @@ pub fn build_compile_unit_di_node<'ll, 'tcx>(
             )
             // We get a path relative to the working directory from split_dwarf_path
             .map(|f| {
-                if tcx.sess.should_prefer_remapped_for_codegen() {
+                if tcx.sess.should_prefer_remapped(RemapPathScopeComponents::DEBUGINFO) {
                     tcx.sess.source_map().path_mapping().map_prefix(f).0
                 } else {
                     f.into()
diff --git a/compiler/rustc_metadata/src/rmeta/encoder.rs b/compiler/rustc_metadata/src/rmeta/encoder.rs
index 61060038b50..7b10ea53524 100644
--- a/compiler/rustc_metadata/src/rmeta/encoder.rs
+++ b/compiler/rustc_metadata/src/rmeta/encoder.rs
@@ -549,17 +549,11 @@ impl<'a, 'tcx> EncodeContext<'a, 'tcx> {
 
             match source_file.name {
                 FileName::Real(ref original_file_name) => {
-                    let adapted_file_name = if self.tcx.sess.should_prefer_remapped_for_codegen() {
-                        source_map.path_mapping().to_embeddable_absolute_path(
-                            original_file_name.clone(),
-                            working_directory,
-                        )
-                    } else {
-                        source_map.path_mapping().to_local_embeddable_absolute_path(
-                            original_file_name.clone(),
-                            working_directory,
-                        )
-                    };
+                    // FIXME: This should probably to conditionally remapped under
+                    // a RemapPathScopeComponents but which one?
+                    let adapted_file_name = source_map
+                        .path_mapping()
+                        .to_embeddable_absolute_path(original_file_name.clone(), working_directory);
 
                     adapted_source_file.name = FileName::Real(adapted_file_name);
                 }
diff --git a/compiler/rustc_middle/src/mir/consts.rs b/compiler/rustc_middle/src/mir/consts.rs
index 02185cbeacf..2663a6b551e 100644
--- a/compiler/rustc_middle/src/mir/consts.rs
+++ b/compiler/rustc_middle/src/mir/consts.rs
@@ -1,7 +1,7 @@
 use std::fmt::{self, Debug, Display, Formatter};
 
 use rustc_hir::def_id::DefId;
-use rustc_session::RemapFileNameExt;
+use rustc_session::{config::RemapPathScopeComponents, RemapFileNameExt};
 use rustc_span::{Span, DUMMY_SP};
 use rustc_target::abi::{HasDataLayout, Size};
 
@@ -516,7 +516,11 @@ impl<'tcx> TyCtxt<'tcx> {
         let caller = self.sess.source_map().lookup_char_pos(topmost.lo());
         self.const_caller_location(
             rustc_span::symbol::Symbol::intern(
-                &caller.file.name.for_codegen(self.sess).to_string_lossy(),
+                &caller
+                    .file
+                    .name
+                    .for_scope(self.sess, RemapPathScopeComponents::MACRO)
+                    .to_string_lossy(),
             ),
             caller.line as u32,
             caller.col_display as u32 + 1,
diff --git a/compiler/rustc_mir_transform/src/coverage/mod.rs b/compiler/rustc_mir_transform/src/coverage/mod.rs
index ae3b1a3d1af..d382d2c03c2 100644
--- a/compiler/rustc_mir_transform/src/coverage/mod.rs
+++ b/compiler/rustc_mir_transform/src/coverage/mod.rs
@@ -123,8 +123,11 @@ fn create_mappings<'tcx>(
     let body_span = hir_info.body_span;
 
     let source_file = source_map.lookup_source_file(body_span.lo());
-    use rustc_session::RemapFileNameExt;
-    let file_name = Symbol::intern(&source_file.name.for_codegen(tcx.sess).to_string_lossy());
+
+    use rustc_session::{config::RemapPathScopeComponents, RemapFileNameExt};
+    let file_name = Symbol::intern(
+        &source_file.name.for_scope(tcx.sess, RemapPathScopeComponents::MACRO).to_string_lossy(),
+    );
 
     let term_for_bcb = |bcb| {
         coverage_counters
diff --git a/compiler/rustc_session/src/session.rs b/compiler/rustc_session/src/session.rs
index ec1b70fa41e..48b00c3f5a5 100644
--- a/compiler/rustc_session/src/session.rs
+++ b/compiler/rustc_session/src/session.rs
@@ -252,7 +252,8 @@ impl Session {
 
     pub fn local_crate_source_file(&self) -> Option<PathBuf> {
         let path = self.io.input.opt_path()?;
-        if self.should_prefer_remapped_for_codegen() {
+        // FIXME: The remap path scope should probably not be hardcoded.
+        if self.should_prefer_remapped(RemapPathScopeComponents::DEBUGINFO) {
             Some(self.opts.file_path_mapping().map_prefix(path).0.into_owned())
         } else {
             Some(path.to_path_buf())
@@ -886,8 +887,8 @@ impl Session {
         self.opts.cg.link_dead_code.unwrap_or(false)
     }
 
-    pub fn should_prefer_remapped_for_codegen(&self) -> bool {
-        self.opts.unstable_opts.remap_path_scope.contains(RemapPathScopeComponents::DEBUGINFO)
+    pub fn should_prefer_remapped(&self, scope: RemapPathScopeComponents) -> bool {
+        self.opts.unstable_opts.remap_path_scope.contains(scope)
     }
 }
 
@@ -1439,12 +1440,8 @@ pub trait RemapFileNameExt {
 
     /// Returns a possibly remapped filename based on the passed scope and remap cli options.
     ///
-    /// One and only one scope should be passed to this method. For anything related to
-    /// "codegen" see the [`RemapFileNameExt::for_codegen`] method.
+    /// One and only one scope should be passed to this method, it will panic otherwise.
     fn for_scope(&self, sess: &Session, scope: RemapPathScopeComponents) -> Self::Output<'_>;
-
-    /// Return a possibly remapped filename, to be used in "codegen" related parts.
-    fn for_codegen(&self, sess: &Session) -> Self::Output<'_>;
 }
 
 impl RemapFileNameExt for rustc_span::FileName {
@@ -1461,14 +1458,6 @@ impl RemapFileNameExt for rustc_span::FileName {
             self.prefer_local()
         }
     }
-
-    fn for_codegen(&self, sess: &Session) -> Self::Output<'_> {
-        if sess.should_prefer_remapped_for_codegen() {
-            self.prefer_remapped_unconditionaly()
-        } else {
-            self.prefer_local()
-        }
-    }
 }
 
 impl RemapFileNameExt for rustc_span::RealFileName {
@@ -1485,12 +1474,4 @@ impl RemapFileNameExt for rustc_span::RealFileName {
             self.local_path_if_available()
         }
     }
-
-    fn for_codegen(&self, sess: &Session) -> Self::Output<'_> {
-        if sess.should_prefer_remapped_for_codegen() {
-            self.remapped_path_if_available()
-        } else {
-            self.local_path_if_available()
-        }
-    }
 }
diff --git a/tests/run-make/remap-path-prefix/Makefile b/tests/run-make/remap-path-prefix/Makefile
index 37c82165028..02423dea7d2 100644
--- a/tests/run-make/remap-path-prefix/Makefile
+++ b/tests/run-make/remap-path-prefix/Makefile
@@ -21,9 +21,9 @@ remap-with-scope:
 	grep "/the/aux/lib.rs" $(TMPDIR)/liblib.rmeta || exit 1
 	! grep "$$PWD/auxiliary" $(TMPDIR)/liblib.rmeta || exit 1
 
-	$(RUSTC) --remap-path-prefix $$PWD/auxiliary=/the/aux -Zremap-path-scope=diagnostics $(DEBUGINFOOPTS) --crate-type=lib --emit=metadata auxiliary/lib.rs
-	! grep "/the/aux/lib.rs" $(TMPDIR)/liblib.rmeta || exit 1
-	grep "$$PWD/auxiliary" $(TMPDIR)/liblib.rmeta || exit 1
+	$(RUSTC) --remap-path-prefix $$PWD/auxiliary=/the/aux -Zremap-path-scope=macro $(DEBUGINFOOPTS) --crate-type=lib --emit=metadata auxiliary/lib.rs
+	grep "/the/aux/lib.rs" $(TMPDIR)/liblib.rmeta || exit 1
+	! grep "$$PWD/auxiliary" $(TMPDIR)/liblib.rmeta || exit 1
 
 	$(RUSTC) --remap-path-prefix $$PWD/auxiliary=/the/aux -Zremap-path-scope=diagnostics,object $(DEBUGINFOOPTS) --crate-type=lib --emit=metadata auxiliary/lib.rs
 	grep "/the/aux/lib.rs" $(TMPDIR)/liblib.rmeta || exit 1
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-04-28 19:33:30 +0000