1 files changed, 30 insertions, 0 deletions
diff --git a/sverilog_utils.py b/sverilog_utils.py
new file mode 100644
index 0000000..d2b26b6
--- /dev/null
+++ b/sverilog_utils.py
@@ -0,0 +1,30 @@
+import logging
+import pprint
+from pathlib import Path
+
+from constants import csrs, csrs32
+from shared_utils import InstrDict
+
+pp = pprint.PrettyPrinter(indent=2)
+logging.basicConfig(level=logging.INFO, format="%(levelname)s:: %(message)s")
+
+
+def make_sverilog(instr_dict: InstrDict):
+    names_str = ""
+    for i in instr_dict:
+        names_str += f"  localparam [31:0] {i.upper().replace('.','_'):<18s} = 32'b{instr_dict[i]['encoding'].replace('-','?')};\n"
+    names_str += "  /* CSR Addresses */\n"
+    for num, name in csrs + csrs32:
+        names_str += (
+            f"  localparam logic [11:0] CSR_{name.upper()} = 12'h{hex(num)[2:]};\n"
+        )
+
+    Path("inst.sverilog").write_text(
+        f"""
+/* Automatically generated by parse_opcodes */
+package riscv_instr;
+{names_str}
+endpackage
+""",
+        encoding="utf-8",
+    )