1 files changed, 31 insertions, 0 deletions
diff --git a/compiler/rustc_target/src/spec/targets/riscv32imac_esp_espidf.rs b/compiler/rustc_target/src/spec/targets/riscv32imac_esp_espidf.rs
new file mode 100644
index 000000000..25f5c3bc2
--- /dev/null
+++ b/compiler/rustc_target/src/spec/targets/riscv32imac_esp_espidf.rs
@@ -0,0 +1,31 @@
+use crate::spec::{cvs, PanicStrategy, RelocModel, Target, TargetOptions};
+
+pub fn target() -> Target {
+    Target {
+        data_layout: "e-m:e-p:32:32-i64:64-n32-S128".into(),
+        llvm_target: "riscv32".into(),
+        pointer_width: 32,
+        arch: "riscv32".into(),
+
+        options: TargetOptions {
+            families: cvs!["unix"],
+            os: "espidf".into(),
+            env: "newlib".into(),
+            vendor: "espressif".into(),
+            linker: Some("riscv32-esp-elf-gcc".into()),
+            cpu: "generic-rv32".into(),
+
+            // As RiscV32IMAC architecture does natively support atomics,
+            // automatically enable the support for the Rust STD library.
+            max_atomic_width: Some(32),
+            atomic_cas: true,
+
+            features: "+m,+a,+c".into(),
+            panic_strategy: PanicStrategy::Abort,
+            relocation_model: RelocModel::Static,
+            emit_debug_gdb_scripts: false,
+            eh_frame_header: false,
+            ..Default::default()
+        },
+    }
+}