Add new Tier-3 target: riscv64a23-unknown-linux-gnu

2 files changed, 28 insertions, 0 deletions

diff --git a/compiler/rustc_target/src/spec/mod.rs b/compiler/rustc_target/src/spec/mod.rs
index b9fbff8db05..d72d8bd2d08 100644
--- a/compiler/rustc_target/src/spec/mod.rs
+++ b/compiler/rustc_target/src/spec/mod.rs
@@ -2137,6 +2137,7 @@ supported_targets! {
     ("riscv64gc-unknown-none-elf", riscv64gc_unknown_none_elf),
     ("riscv64gc-unknown-linux-gnu", riscv64gc_unknown_linux_gnu),
     ("riscv64gc-unknown-linux-musl", riscv64gc_unknown_linux_musl),
+    ("riscv64a23-unknown-linux-gnu", riscv64a23_unknown_linux_gnu),
 
     ("sparc-unknown-none-elf", sparc_unknown_none_elf),
 
diff --git a/compiler/rustc_target/src/spec/targets/riscv64a23_unknown_linux_gnu.rs b/compiler/rustc_target/src/spec/targets/riscv64a23_unknown_linux_gnu.rs
new file mode 100644
index 00000000000..27a0e27c969
--- /dev/null
+++ b/compiler/rustc_target/src/spec/targets/riscv64a23_unknown_linux_gnu.rs
@@ -0,0 +1,27 @@
+use std::borrow::Cow;
+
+use crate::spec::{CodeModel, SplitDebuginfo, Target, TargetMetadata, TargetOptions, base};
+
+pub(crate) fn target() -> Target {
+    Target {
+        llvm_target: "riscv64-unknown-linux-gnu".into(),
+        metadata: TargetMetadata {
+            description: Some("RISC-V Linux (kernel 4.20, glibc 2.29)".into()),
+            tier: Some(3),
+            host_tools: Some(true),
+            std: Some(true),
+        },
+        pointer_width: 64,
+        data_layout: "e-m:e-p:64:64-i64:64-i128:128-n32:64-S128".into(),
+        arch: "riscv64".into(),
+        options: TargetOptions {
+            code_model: Some(CodeModel::Medium),
+            cpu: "generic-rv64".into(),
+            features: "+rva23u64,+rva23s64".into(),
+            llvm_abiname: "lp64d".into(),
+            max_atomic_width: Some(64),
+            supported_split_debuginfo: Cow::Borrowed(&[SplitDebuginfo::Off]),
+            ..base::linux_gnu::opts()
+        },
+    }
+}