add hurd-amd64 target

https://github.com/rust-lang/rust/pull/128345

commit a90b3ff9d0c2ac2edb48a90b78c5f587841472ad

    added support for GNU/Hurd on x86_64

Gbp-Pq: Topic upstream
Gbp-Pq: Name u-hurd-amd64.patch

diff --git a/compiler/rustc_target/src/spec/mod.rs b/compiler/rustc_target/src/spec/mod.rs
index 607eeac7ccdc3a2b6618abaea1b256fcb31a0b1a..95ef3a885f4b5470e231f348a91a7098f32a7fb7 100644 (file)
--- a/compiler/rustc_target/src/spec/mod.rs
+++ b/compiler/rustc_target/src/spec/mod.rs
@@ -1641,6 +1641,7 @@ supported_targets! {
     ("x86_64-unknown-haiku", x86_64_unknown_haiku),
 
     ("i686-unknown-hurd-gnu", i686_unknown_hurd_gnu),
+    ("x86_64-unknown-hurd-gnu", x86_64_unknown_hurd_gnu),
 
     ("aarch64-apple-darwin", aarch64_apple_darwin),
     ("arm64e-apple-darwin", arm64e_apple_darwin),

diff --git a/compiler/rustc_target/src/spec/targets/x86_64_unknown_hurd_gnu.rs b/compiler/rustc_target/src/spec/targets/x86_64_unknown_hurd_gnu.rs
new file mode 100644 (file)
index 0000000..3fb7484
--- /dev/null
+++ b/compiler/rustc_target/src/spec/targets/x86_64_unknown_hurd_gnu.rs
@@ -0,0 +1,26 @@
+use crate::spec::{base, Cc, LinkerFlavor, Lld, StackProbeType, Target};
+
+pub fn target() -> Target {
+    let mut base = base::hurd_gnu::opts();
+    base.cpu = "x86-64".into();
+    base.plt_by_default = false;
+    base.max_atomic_width = Some(64);
+    base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]);
+    base.stack_probes = StackProbeType::Inline;
+    base.supports_xray = true;
+
+    Target {
+        llvm_target: "x86_64-unknown-hurd-gnu".into(),
+        metadata: crate::spec::TargetMetadata {
+            description: Some("64-bit GNU/Hurd".into()),
+            tier: Some(3),
+            host_tools: Some(true),
+            std: Some(true),
+        },
+        pointer_width: 64,
+        data_layout:
+            "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128".into(),
+        arch: "x86_64".into(),
+        options: base,
+    }
+}