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authorbors <bors@rust-lang.org>2025-05-06 06:37:30 +0000
committerbors <bors@rust-lang.org>2025-05-06 06:37:30 +0000
commit651e9cf327358b28db7e37a2ae61727f4a2ef232 (patch)
tree9e08a2741b303e04c0f4b98a180efd01d8716f1d /compiler/rustc_target/src/spec/mod.rs
parent7295b08a17d1107155acd4b552069e3705b0ab1f (diff)
parent546c1c2dd48ba6eded56a9ee74d78cab8e7ad204 (diff)
downloadrust-651e9cf327358b28db7e37a2ae61727f4a2ef232.tar.gz
rust-651e9cf327358b28db7e37a2ae61727f4a2ef232.zip
Auto merge of #140695 - Zalathar:rollup-i32gzbo, r=Zalathar
Rollup of 12 pull requests

Successful merges:

 - #139550 (Fix `-Zremap-path-scope` rmeta handling)
 - #139764 (Consistent trait bounds for ExtractIf Debug impls)
 - #139773 (Implement `Iterator::last` for `vec::IntoIter`)
 - #140035 (Implement RFC 3503: frontmatters)
 - #140251 (coverage-dump: Resolve global file IDs to filenames)
 - #140393 (std: get rid of `sys_common::process`)
 - #140532 (Fix RustAnalyzer discovery of rustc's `stable_mir` crate)
 - #140598 (Steer docs to `utf8_chunks` and `Iterator::take`)
 - #140634 (Use more accurate ELF flags on MIPS)
 - #140673 (Clean rustdoc tests folder)
 - #140678 (Be a bit more relaxed about not yet constrained infer vars in closure upvar analysis)
 - #140687 (Update mdbook to 0.4.49)

r? `@ghost`
`@rustbot` modify labels: rollup
Diffstat (limited to 'compiler/rustc_target/src/spec/mod.rs')
-rw-r--r--compiler/rustc_target/src/spec/mod.rs14
1 files changed, 13 insertions, 1 deletions
diff --git a/compiler/rustc_target/src/spec/mod.rs b/compiler/rustc_target/src/spec/mod.rs
index 37ea0d6e7b5..303be54a6d7 100644
--- a/compiler/rustc_target/src/spec/mod.rs
+++ b/compiler/rustc_target/src/spec/mod.rs
@@ -3567,7 +3567,19 @@ impl Target {
             "x86" => (Architecture::I386, None),
             "s390x" => (Architecture::S390x, None),
             "mips" | "mips32r6" => (Architecture::Mips, None),
-            "mips64" | "mips64r6" => (Architecture::Mips64, None),
+            "mips64" | "mips64r6" => (
+                // While there are currently no builtin targets
+                // using the N32 ABI, it is possible to specify
+                // it using a custom target specification. N32
+                // is an ILP32 ABI like the Aarch64_Ilp32
+                // and X86_64_X32 cases above and below this one.
+                if self.options.llvm_abiname.as_ref() == "n32" {
+                    Architecture::Mips64_N32
+                } else {
+                    Architecture::Mips64
+                },
+                None,
+            ),
             "x86_64" => (
                 if self.pointer_width == 32 {
                     Architecture::X86_64_X32