1 files changed, 28 insertions, 0 deletions
diff --git a/src/riscv_opcodes/rust_utils.py b/src/riscv_opcodes/rust_utils.py
new file mode 100644
index 0000000..74e17eb
--- /dev/null
+++ b/src/riscv_opcodes/rust_utils.py
@@ -0,0 +1,28 @@
+import logging
+import pprint
+
+from .constants import causes, csrs, csrs32
+from .shared_utils import InstrDict
+
+pp = pprint.PrettyPrinter(indent=2)
+logging.basicConfig(level=logging.INFO, format="%(levelname)s:: %(message)s")
+
+
+def make_rust(instr_dict: InstrDict):
+    mask_match_str = ""
+    for i in instr_dict:
+        mask_match_str += f'const MATCH_{i.upper().replace(".","_")}: u32 = {(instr_dict[i]["match"])};\n'
+        mask_match_str += f'const MASK_{i.upper().replace(".","_")}: u32 = {(instr_dict[i]["mask"])};\n'
+    for num, name in csrs + csrs32:
+        mask_match_str += f"const CSR_{name.upper()}: u16 = {hex(num)};\n"
+    for num, name in causes:
+        mask_match_str += (
+            f'const CAUSE_{name.upper().replace(" ","_")}: u8 = {hex(num)};\n'
+        )
+    with open("inst.rs", "w", encoding="utf-8") as rust_file:
+        rust_file.write(
+            f"""
+/* Automatically generated by parse_opcodes */
+{mask_match_str}
+"""
+        )