added config.vh

hw/scripts/gen_config.py

@@ -0,0 +1,132 @@
+#!/usr/bin/env python3
+# coding=utf-8
+from __future__ import print_function
+
+import os
+import os.path as path
+import re
+import argparse
+from datetime import datetime
+
+script_dir = path.dirname(path.realpath(__file__))
+
+defines = {}
+for k, v in os.environ.items():
+    if k.upper().startswith('V_'):
+        defines[k[2:]] = v
+
+print('Custom params:', ', '.join(['='.join(x) for x in defines.items()]))
+
+parser = argparse.ArgumentParser()
+parser.add_argument('--outc', default='none', help='Output C header')
+parser.add_argument('--outv', default='none', help='Output Verilog header')
+
+args = parser.parse_args()
+
+if args.outc == 'none' and args.outv == 'none':
+    print('Warning: not emitting any files. Specify arguments')
+
+if args.outv != 'none':
+    with open(args.outv, 'w') as f:
+        print('''
+// auto-generated by gen_config.py. DO NOT EDIT
+// Generated at {date}
+
+`ifndef VX_USER_CONFIG
+`define VX_USER_CONFIG
+'''[1:].format(date=datetime.now()), file=f)
+
+        for k, v in defines.items():
+            print('`define {} {}'.format(k, v), file=f)
+
+        print('\n`endif', file=f)
+
+if args.outc != 'none':
+    with open(args.outc, 'w') as f:
+        print('''
+// auto-generated by gen_config.py. DO NOT EDIT
+// Generated at {date}
+
+#ifndef VX_USER_CONFIG
+#define VX_USER_CONFIG
+'''[1:].format(date=datetime.now()), file=f)
+
+        for k, v in defines.items():
+            print('#define {} {}'.format(k, v), file=f)
+
+        print('\n#endif', file=f)
+
+translation_rules = [
+    (re.compile(r'^$'), r''),
+    (re.compile(r'^( *)`ifndef ([^ ]+)$'), r'\1#ifndef \2'),
+    (re.compile(r'^( *)`define ([^ ]+)$'), r'\1#define \2'),
+    # (re.compile(r'^( *)`include "\./VX_define_synth\.v"$'), r'\1#include "VX_define_synth.h"'),
+    (re.compile(r'^( *)`include "VX_user_config\.vh"$'), r''),
+    (re.compile(r'^( *)`define ([^ ]+) (.+)$'), r'\1#define \2 \3'),
+    (re.compile(r'^( *)`endif$'), r'\1#endif'),
+    (re.compile(r'^( *)// (.*)$'), r'\1// \2'),
+]
+
+post_rules = [
+    (re.compile(r"\d+'d(\d+)"), r'\1'),
+
+    # non-standard C but supported by GCC and Clang
+    (re.compile(r"\d+'b([01]+)"), r'0b\1'),
+    (re.compile(r"\d+'h([\da-fA-F]+)"), r'0x\1'),
+
+    # fix macro references (does not support escaped identifiers §5.6.1)
+    (re.compile(r"`([A-Za-z_][$_0-9A-Za-z]*)"), r'\1'),
+]
+
+
+def post_process_line(line):
+    for pat, repl in post_rules:
+        line = pat.sub(repl, line)
+    return line
+
+
+in_expansion = False
+
+if args.outc != 'none':
+    with open(args.outc, 'a') as f:
+        print('''
+// auto-generated by gen_config.py. DO NOT EDIT
+// Generated at {date}
+
+// Translated from VX_config.vh:
+'''[1:].format(date=datetime.now()), file=f)
+        with open(path.join(script_dir, '../rtl/VX_config.vh'), 'r') as r:
+            for line in r:
+                if in_expansion:
+                    f.write(post_process_line(line))
+                    if not line.strip().endswith('\\'):
+                        in_expansion = False
+                else:
+                    for pat, repl in translation_rules:
+                        if pat.match(line):
+                            if line.strip().endswith('\\'):
+                                in_expansion = True
+                            f.write(post_process_line(pat.sub(repl, line)))
+                            break
+                    else:
+                        raise ValueError('failed to find rule for: ' + line)
+
+        print('''
+// Misc
+
+#define THREADS_PER_WARP NUM_THREADS
+#define WARPS_PER_CORE NUM_WARPS
+#define NUMBER_WI (NUM_WARPS * NUM_THREADS * NUMBER_CORES_PER_CLUSTER * NUMBER_CLUSTERS)
+
+// legacy
+#define TOTAL_THREADS NUMBER_WI
+#define TOTAL_WARPS (NUM_WARPS * NUMBER_CORES_PER_CLUSTER * NUMBER_CLUSTERS)
+
+// COLORS
+#define GREEN "\\033[32m"
+#define RED "\\033[31m"
+#define DEFAULT "\\033[39m"
+'''[1:], file=f)
+
+
+