Merging upstream version 1.75.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs b/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs
new file mode 100644
index 000000000..03772aab3
--- /dev/null
+++ b/compiler/rustc_target/src/spec/targets/s390x_unknown_linux_musl.rs
@@ -0,0 +1,27 @@
+use crate::abi::Endian;
+use crate::spec::{base, SanitizerSet, StackProbeType, Target};
+
+pub fn target() -> Target {
+    let mut base = base::linux_musl::opts();
+    base.endian = Endian::Big;
+    // z10 is the oldest CPU supported by LLVM
+    base.cpu = "z10".into();
+    // FIXME: The ABI implementation in cabi_s390x.rs is for now hard-coded to assume the no-vector
+    // ABI. Pass the -vector feature string to LLVM to respect this assumption. On LLVM < 16, we
+    // also strip v128 from the data_layout below to match the older LLVM's expectation.
+    base.features = "-vector".into();
+    base.max_atomic_width = Some(64);
+    base.min_global_align = Some(16);
+    base.static_position_independent_executables = true;
+    base.stack_probes = StackProbeType::Inline;
+    base.supported_sanitizers =
+        SanitizerSet::ADDRESS | SanitizerSet::LEAK | SanitizerSet::MEMORY | SanitizerSet::THREAD;
+
+    Target {
+        llvm_target: "s390x-unknown-linux-musl".into(),
+        pointer_width: 64,
+        data_layout: "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64".into(),
+        arch: "s390x".into(),
+        options: base,
+    }
+}